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	<id>http://wiki.staging.zoneminder.com/api.php?action=feedcontributions&amp;feedformat=atom&amp;user=Tburt11</id>
	<title>ZoneMinder Wiki - User contributions [en]</title>
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	<updated>2026-04-19T22:41:29Z</updated>
	<subtitle>User contributions</subtitle>
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	<entry>
		<id>http://wiki.staging.zoneminder.com/index.php?title=Linux_Media_Labs_LMLBT44&amp;diff=2411</id>
		<title>Linux Media Labs LMLBT44</title>
		<link rel="alternate" type="text/html" href="http://wiki.staging.zoneminder.com/index.php?title=Linux_Media_Labs_LMLBT44&amp;diff=2411"/>
		<updated>2008-02-26T16:57:23Z</updated>

		<summary type="html">&lt;p&gt;Tburt11: &lt;/p&gt;
&lt;hr /&gt;
&lt;div&gt;I am curious why this page is blank.&lt;br /&gt;
&lt;br /&gt;
To help fill the void, I will try to contribute with some of my experience with this card.  LMLBT44&lt;br /&gt;
&lt;br /&gt;
I was able to order the LML card from Linux media labs, and I received a working card, and a single printed sheet that directed me to their website for documentation.  I also got a daughter card, which was old and dusty and used, and a short cable that is missing the &amp;quot;red cable&amp;quot; &amp;quot;pin one&amp;quot; they mention in the docs.  Also missing is the ZM-Live CD-Rom which is promised in the docs.&lt;br /&gt;
&lt;br /&gt;
The documentation on the website is extremely sparse and very out of date.  You need to know a bit about loading kernel modules to figure out how to set up this card under any modern (2.6 and up) version of Linux.  The V4L kernel modules are included in the standard Linux distribution for 2.6 and up, so that is covered.  But the configuration of modules changed, and the docs do nothing to help the novice. &lt;br /&gt;
&lt;br /&gt;
So, based on my sketchy memory, here is the skinny:&lt;br /&gt;
&lt;br /&gt;
Make sure that in the file /etc/modprobe.d/aliases, there is a line:&lt;br /&gt;
&lt;br /&gt;
alias char-major-81-0 bttv&lt;br /&gt;
&lt;br /&gt;
This corresponds to one of the entries the docs say should be in modules.conf (which is depreciated).&lt;br /&gt;
&lt;br /&gt;
I added a file /etc/modprobe.d/lml-bttv with the following additional lines:&lt;br /&gt;
&lt;br /&gt;
alias char-major-81-64 bttv&lt;br /&gt;
&lt;br /&gt;
options bttv card=118,118,118,118&lt;br /&gt;
&lt;br /&gt;
I do not know how to modify the udev conf files to get the devices created automatically, so I just added the following lines to my zoneminder startup script:&lt;br /&gt;
&lt;br /&gt;
        if [ ! -r /dev/video4 ]&lt;br /&gt;
        then&lt;br /&gt;
                mknod /dev/video4 c 81 4&lt;br /&gt;
        fi&lt;br /&gt;
        if [ ! -r /dev/video5 ]&lt;br /&gt;
        then&lt;br /&gt;
                mknod /dev/video5 c 81 5&lt;br /&gt;
        fi&lt;br /&gt;
        if [ ! -r /dev/video6 ]&lt;br /&gt;
        then&lt;br /&gt;
                mknod /dev/video6 c 81 6&lt;br /&gt;
        fi&lt;br /&gt;
        if [ ! -r /dev/video7 ]&lt;br /&gt;
        then&lt;br /&gt;
                mknod /dev/video7 c 81 7&lt;br /&gt;
        fi&lt;br /&gt;
&lt;br /&gt;
        chgrp video /dev/video?&lt;br /&gt;
&lt;br /&gt;
I also found it necessary (easiest?) to change the perms on all the video devs to 777:&lt;br /&gt;
&lt;br /&gt;
        chmod a+rw /dev/video*&lt;br /&gt;
&lt;br /&gt;
And now I have working video on channels 0 to 3.&lt;br /&gt;
&lt;br /&gt;
Unfortunately, the header pins on the main board for the connector cable has more pins than the connector, so I am not sure exactly where to plug in the cable.  Also, because the cable is missing the pin 1 designator anywhere, I am not sure if I have the cable reversed.  AND, the diagram of the cards and cables in the docs is reduced so that all of the text is unreadable.  I am unable to get the video working on channels 4 to 7.  I don&amp;#039;t know if it is the cable that is plugged in wrong, or the modules config or something else that is deficient.  The docs are no help whatsoever.  A search of Google turns up very little help either.&lt;br /&gt;
&lt;br /&gt;
Finally, the zoneminder config for the board includes setting sourcetype to &amp;quot;local&amp;quot;, device path to &amp;quot;/dev/video0&amp;quot; (or 1,2,3) and Device Channel to zero.&lt;br /&gt;
&lt;br /&gt;
In summary, the board works great.  If you don&amp;#039;t mind reading up on modprobe and mknod and using alot of trial and error, it works fine.  I cannot give LML a satisfactory rating because they sent me an old used daughterboard, old funky docs and no CD-Rom.  Unless you know alot about Linux (including kernel modules), you are going to likely have a very tough time getting this board to work.  The working ZM-Live CD would have been a huge help, because at least I could have got a working system to see what all the config settings are..  I wish I could get the second set of inputs to work, and I would suppose a working Live CD would help me there.&lt;br /&gt;
&lt;br /&gt;
I hope this helps somebody.  I sure would have appreciated knowing this before I bought the board.&lt;/div&gt;</summary>
		<author><name>Tburt11</name></author>
	</entry>
	<entry>
		<id>http://wiki.staging.zoneminder.com/index.php?title=Linux_Media_Labs_LMLBT44&amp;diff=2410</id>
		<title>Linux Media Labs LMLBT44</title>
		<link rel="alternate" type="text/html" href="http://wiki.staging.zoneminder.com/index.php?title=Linux_Media_Labs_LMLBT44&amp;diff=2410"/>
		<updated>2008-02-26T16:55:40Z</updated>

		<summary type="html">&lt;p&gt;Tburt11: &lt;/p&gt;
&lt;hr /&gt;
&lt;div&gt;I am curious why this page is blank.&lt;br /&gt;
&lt;br /&gt;
To help fill the void, I will try to contribute with some of my experience with this card.  LMLBT44&lt;br /&gt;
&lt;br /&gt;
I was able to order the LML card from Linux media labs, and I received a working card, and a single printed sheet that directed me to their website for documentation.  I also got a daughter card, which was old and dusty and used, and a short cable that is missing the &amp;quot;red cable&amp;quot; &amp;quot;pin one&amp;quot; they mention in the docs.  Also missing is the ZM-Live CD-Rom which is promised in the docs.&lt;br /&gt;
&lt;br /&gt;
The documentation on the website is extremely sparse and very out of date.  You need to know a bit about loading kernel modules to figure out how to set up this card under any modern (2.6 and up) version of Linux.  The V4L kernel modules are included in the standard Linux distribution for 2.6 and up, so that is covered.  But the configuration of modules changed, and the docs do nothing to help the novice. &lt;br /&gt;
&lt;br /&gt;
So, based on my sketchy memory, here is the skinny:&lt;br /&gt;
&lt;br /&gt;
Make sure that in the file /etc/modprobe.d/aliases, there is a line:&lt;br /&gt;
&lt;br /&gt;
alias char-major-81-0 bttv&lt;br /&gt;
&lt;br /&gt;
This corresponds to one of the entries the docs say should be in modules.conf (which is depreciated).&lt;br /&gt;
&lt;br /&gt;
I added a file /etc/modprobe.d/lml-bttv with the following additional lines:&lt;br /&gt;
&lt;br /&gt;
alias char-major-81-64 bttv &lt;br /&gt;
options bttv card=118,118,118,118&lt;br /&gt;
&lt;br /&gt;
I do not know how to modify the udev conf files to get the devices created automatically, so I just added the following lines to my zoneminder startup script:&lt;br /&gt;
&lt;br /&gt;
        if [ ! -r /dev/video4 ]&lt;br /&gt;
        then&lt;br /&gt;
                mknod /dev/video4 c 81 4&lt;br /&gt;
        fi&lt;br /&gt;
        if [ ! -r /dev/video5 ]&lt;br /&gt;
        then&lt;br /&gt;
                mknod /dev/video5 c 81 5&lt;br /&gt;
        fi&lt;br /&gt;
        if [ ! -r /dev/video6 ]&lt;br /&gt;
        then&lt;br /&gt;
                mknod /dev/video6 c 81 6&lt;br /&gt;
        fi&lt;br /&gt;
        if [ ! -r /dev/video7 ]&lt;br /&gt;
        then&lt;br /&gt;
                mknod /dev/video7 c 81 7&lt;br /&gt;
        fi&lt;br /&gt;
&lt;br /&gt;
        chgrp video /dev/video?&lt;br /&gt;
&lt;br /&gt;
I also found it necessary (easiest?) to change the perms on all the video devs to 777:&lt;br /&gt;
&lt;br /&gt;
        chmod a+rw /dev/video*&lt;br /&gt;
&lt;br /&gt;
And now I have working video on channels 0 to 3.&lt;br /&gt;
&lt;br /&gt;
Unfortunately, the header pins on the main board for the connector cable has more pins than the connector, so I am not sure exactly where to plug in the cable.  Also, because the cable is missing the pin 1 designator anywhere, I am not sure if I have the cable reversed.  AND, the diagram of the cards and cables in the docs is reduced so that all of the text is unreadable.  I am unable to get the video working on channels 4 to 7.  I don&amp;#039;t know if it is the cable that is plugged in wrong, or the modules config or something else that is deficient.  The docs are no help whatsoever.  A search of Google turns up very little help either.&lt;br /&gt;
&lt;br /&gt;
Finally, the zoneminder config for the board includes setting sourcetype to &amp;quot;local&amp;quot;, device path to &amp;quot;/dev/video0&amp;quot; (or 1,2,3) and Device Channel to zero.&lt;br /&gt;
&lt;br /&gt;
In summary, the board works great.  If you don&amp;#039;t mind reading up on modprobe and mknod and using alot of trial and error, it works fine.  I cannot give LML a satisfactory rating because they sent me an old used daughterboard, old funky docs and no CD-Rom.  Unless you know alot about Linux (including kernel modules), you are going to likely have a very tough time getting this board to work.  The working ZM-Live CD would have been a huge help, because at least I could have got a working system to see what all the config settings are..  I wish I could get the second set of inputs to work, and I would suppose a working Live CD would help me there.&lt;br /&gt;
&lt;br /&gt;
I hope this helps somebody.  I sure would have appreciated knowing this before I bought the board.&lt;/div&gt;</summary>
		<author><name>Tburt11</name></author>
	</entry>
	<entry>
		<id>http://wiki.staging.zoneminder.com/index.php?title=Reference_Image_Blend_Percentage_aka_Vapor_Trails&amp;diff=2057</id>
		<title>Reference Image Blend Percentage aka Vapor Trails</title>
		<link rel="alternate" type="text/html" href="http://wiki.staging.zoneminder.com/index.php?title=Reference_Image_Blend_Percentage_aka_Vapor_Trails&amp;diff=2057"/>
		<updated>2007-06-19T20:41:15Z</updated>

		<summary type="html">&lt;p&gt;Tburt11: &lt;/p&gt;
&lt;hr /&gt;
&lt;div&gt;[[General_Notes#Zone_Configurations_and_Fine_Tunings|Back]]&lt;br /&gt;
&lt;br /&gt;
There is one important adjustment that is available for Fine Tuning the Zone sensitivity and selectivity, and it will not be found in the Config pages for a zone.&lt;br /&gt;
&lt;br /&gt;
In the Console screen, click on the ID number for any camera.  This is the far left column.&lt;br /&gt;
&lt;br /&gt;
Select the Misc Tab, and one of the options will be:  &amp;quot;Reference Image Blend %ge&amp;quot;.  This parameter determines how much of any previous alarm pixels will be averaged into your current reference image.  If you have Outlining enabled, and you are seeing the outlines of your alarmed areas or blobs in your images, then you have probably seen the vapor trails, or ghosts that follow any moving object across the screen.  This ghosting can significantly increase the area of the alarm pixels, or blobs when the object moves quickly across the camera, as an automobile would.&lt;br /&gt;
&lt;br /&gt;
As an object moves, it will change some pixels on the leading edge, and on the trailing edge, some pixels are changing back to the background, and these get interpreted as changed pixels as well.  So there will always be a &amp;quot;ghost&amp;quot; that follows a moving image.  The Ref Image Blend parameter exaggerates this effect, and can make your alarmed areas and/or blobs uncontrollably large.&lt;br /&gt;
&lt;br /&gt;
One downside is that this parameter is set on a per camera basis, and not on individual zones.&lt;br /&gt;
&lt;br /&gt;
The official docs say:&lt;br /&gt;
&lt;br /&gt;
----&lt;br /&gt;
&lt;br /&gt;
Reference Image Blend %ge – Each analysed image in ZoneMinder is a composite of previous images and is formed by applying the current image as a certain percentage of the previous reference image. &lt;br /&gt;
&lt;br /&gt;
Thus, if we entered the value of 10 here, each image’s part in the reference image will diminish by a factor of 0.9 each time round. &lt;br /&gt;
&lt;br /&gt;
So a typical reference image will be 10% the previous image, 9% the one before that and then 8.1%, 7.2%, 6.5% and so on of the rest of the way. &lt;br /&gt;
&lt;br /&gt;
An image will effectively vanish around 25 images later than when it was added. &lt;br /&gt;
&lt;br /&gt;
This blend value is what is specified here and if higher will make slower progressing events less detectable as the reference image would change more quickly. Similarly events will be deemed to be over much sooner as the reference image adapts to the new images more quickly. &lt;br /&gt;
&lt;br /&gt;
In signal processing terms the higher this value the steeper the event attack and decay of the signal. It depends on your particular requirements what the appropriate value would be for you but start with 10 here and adjust it (usually down) later if necessary.&lt;br /&gt;
&lt;br /&gt;
----&lt;br /&gt;
&lt;br /&gt;
However, I have found that values greater than 10 work quite well.  Indeed, I have used a value of 50, which shouldn&amp;#039;t work, but is giving me acceptable results.&lt;/div&gt;</summary>
		<author><name>Tburt11</name></author>
	</entry>
	<entry>
		<id>http://wiki.staging.zoneminder.com/index.php?title=Reference_Image_Blend_Percentage_aka_Vapor_Trails&amp;diff=2056</id>
		<title>Reference Image Blend Percentage aka Vapor Trails</title>
		<link rel="alternate" type="text/html" href="http://wiki.staging.zoneminder.com/index.php?title=Reference_Image_Blend_Percentage_aka_Vapor_Trails&amp;diff=2056"/>
		<updated>2007-06-19T20:40:52Z</updated>

		<summary type="html">&lt;p&gt;Tburt11: &lt;/p&gt;
&lt;hr /&gt;
&lt;div&gt;[[General_Notes#Zone_Configurations_and_Fine_Tunings|Back]]&lt;br /&gt;
&lt;br /&gt;
There is one important adjustment that is available for Fine Tuning the Zone sensitivity and selectivity, and it will not be found in the Config pages for a zone.&lt;br /&gt;
&lt;br /&gt;
In the Console screen, click on the ID number for any camera.  This is the far left column.&lt;br /&gt;
&lt;br /&gt;
Select the Misc Tab, and one of the options will be:  &amp;quot;Reference Image Blend %ge&amp;quot;.  This parameter determines how much of any previous alarm pixels will be averaged into your current reference image.  If you have Outlining enabled, and you are seeing the outlines of your alarmed areas or blobs in your images, then you have probably seen the vapor trails, or ghosts that follow any moving object across the screen.  This ghosting can significantly increase the area of the alarm pixels, or blobs when the object moves quickly across the camera, as an automobile would.&lt;br /&gt;
&lt;br /&gt;
As an object moves, it will change some pixels on the leading edge, and on the trailing edge, some pixels are changing back to the background, and these get interpreted as changed pixels as well.  So there will always be a &amp;quot;ghost&amp;quot; that follows a moving image.  The Ref Image Blend parameter exaggerates this effect, and can make your alarmed areas and/or blobs uncontrollably large.&lt;br /&gt;
&lt;br /&gt;
One downside is that this parameter is set on a per camera basis, and not on individual zones.&lt;br /&gt;
&lt;br /&gt;
The official docs say:&lt;br /&gt;
&lt;br /&gt;
----&lt;br /&gt;
&lt;br /&gt;
*Reference Image Blend %ge – Each analysed image in ZoneMinder is a composite of previous images and is formed by applying the current image as a certain percentage of the previous reference image. &lt;br /&gt;
&lt;br /&gt;
Thus, if we entered the value of 10 here, each image’s part in the reference image will diminish by a factor of 0.9 each time round. &lt;br /&gt;
&lt;br /&gt;
So a typical reference image will be 10% the previous image, 9% the one before that and then 8.1%, 7.2%, 6.5% and so on of the rest of the way. &lt;br /&gt;
&lt;br /&gt;
An image will effectively vanish around 25 images later than when it was added. &lt;br /&gt;
&lt;br /&gt;
This blend value is what is specified here and if higher will make slower progressing events less detectable as the reference image would change more quickly. Similarly events will be deemed to be over much sooner as the reference image adapts to the new images more quickly. &lt;br /&gt;
&lt;br /&gt;
In signal processing terms the higher this value the steeper the event attack and decay of the signal. It depends on your particular requirements what the appropriate value would be for you but start with 10 here and adjust it (usually down) later if necessary.&lt;br /&gt;
&lt;br /&gt;
----&lt;br /&gt;
&lt;br /&gt;
However, I have found that values greater than 10 work quite well.  Indeed, I have used a value of 50, which shouldn&amp;#039;t work, but is giving me acceptable results.&lt;/div&gt;</summary>
		<author><name>Tburt11</name></author>
	</entry>
	<entry>
		<id>http://wiki.staging.zoneminder.com/index.php?title=General_Notes&amp;diff=2055</id>
		<title>General Notes</title>
		<link rel="alternate" type="text/html" href="http://wiki.staging.zoneminder.com/index.php?title=General_Notes&amp;diff=2055"/>
		<updated>2007-06-19T20:24:34Z</updated>

		<summary type="html">&lt;p&gt;Tburt11: &lt;/p&gt;
&lt;hr /&gt;
&lt;div&gt;==Zoneminder Build Notes==&lt;br /&gt;
==== Required for Building ====&lt;br /&gt;
* MySQL [http://www.lamphowto.com  www.lamphowto.com] Notes on compiling MySQL from source&lt;br /&gt;
* OpenSSL&lt;br /&gt;
* PHP&lt;br /&gt;
* Apache&lt;br /&gt;
* Perl/Libperl&lt;br /&gt;
./configure will complain if anything is missing.&lt;br /&gt;
&lt;br /&gt;
==== Installing from Source ====&lt;br /&gt;
* http://www.zoneminder.com/fileadmin/downloads/README.html&amp;lt;br&amp;gt;&lt;br /&gt;
* http://www.zoneminder.com/forums/viewtopic.php?t=5715&amp;lt;br&amp;gt;&lt;br /&gt;
* http://www.zoneminder.com/forums/viewtopic.php?t=5929&amp;lt;br&amp;gt;&lt;br /&gt;
:./configure --with-mysql=/usr/local/mysql&lt;br /&gt;
:--with-ffmpeg=/home/src/ffmpeg-0.4.9-pre1&lt;br /&gt;
:--with-lame=/home/src/lame-3.96.1/libmp3lame&lt;br /&gt;
:--with-webdir=/home/sites/Security.658Ridgecrest.com/web&lt;br /&gt;
:--with-cgidir=/home/sites/Security.658Ridgecrest.com/web&lt;br /&gt;
:--with-webuser=httpd &lt;br /&gt;
:--with-webgroup=httpd&lt;br /&gt;
:--with-libarch=lib &lt;br /&gt;
:--enable-debug=yes &lt;br /&gt;
OR&lt;br /&gt;
:./configure --with-webdir=/var/www/htdocs/ZM&lt;br /&gt;
:--with-cgidir=/var/www/cgi-bin --sysconfdir=/etc&lt;br /&gt;
:--with-webuser=httpd&lt;br /&gt;
:--with-webgroup=httpd&lt;br /&gt;
OR&lt;br /&gt;
* http://www.zoneminder.com/forums/viewtopic.php?t=6053&lt;br /&gt;
:./configure --with-webdir=/var/www/html/zm &lt;br /&gt;
:--with-cgidir=/var/www/cgi-bin ZM_DB_PASS=&amp;lt;password&amp;gt; &lt;br /&gt;
&lt;br /&gt;
==== Create and Populate the Database ====&lt;br /&gt;
* http://www.zoneminder.com/forums/viewtopic.php?t=5754&amp;lt;br&amp;gt;&lt;br /&gt;
* http://www.zoneminder.com/forums/viewtopic.php?t=6023&amp;lt;br&amp;gt;&lt;br /&gt;
&amp;lt;code&amp;gt;&lt;br /&gt;
:mysql mysql &amp;lt; db/zm_create.sql&lt;br /&gt;
:mysql mysql&lt;br /&gt;
:&amp;gt; grant select,insert,update,delete on &amp;lt;database name&amp;gt;.* to &amp;#039;&amp;lt;database user&amp;gt;&amp;#039;@localhost identified by &amp;#039;&amp;lt;database password&amp;gt;&amp;#039;;&lt;br /&gt;
:&amp;gt; quit&lt;br /&gt;
: mysqladmin reload&amp;lt;/code&amp;gt;&lt;br /&gt;
&lt;br /&gt;
==== Misc Notes (Anyone care to categorize?) ====&lt;br /&gt;
Check zone.conf or zm.conf. Check that there are no bogus vesions of this file lying around. &amp;lt;br&amp;gt;&lt;br /&gt;
&amp;quot;nobody&amp;quot; doesn&amp;#039;t have shell access, choose a different Apache alias like &amp;quot;httpd&amp;quot;. &amp;lt;br&amp;gt;&lt;br /&gt;
zmdc.log or /var/log/messages log any errors.&amp;lt;br&amp;gt;&lt;br /&gt;
zm.sock file must be able to be created.&lt;br /&gt;
&lt;br /&gt;
==Apache ==&lt;br /&gt;
&lt;br /&gt;
==== Permissions Problems ====&lt;br /&gt;
* http://www.zoneminder.com/forums/viewtopic.php?t=5642&lt;br /&gt;
&amp;lt;code&amp;gt;sudo -u apache /etc/rc.d/rc.zoneminder start&amp;lt;/code&amp;gt;&lt;br /&gt;
** now.. zmc and zma is running on user apache&lt;br /&gt;
&lt;br /&gt;
==== su Issue ====&lt;br /&gt;
http://www.zoneminder.com/forums/viewtopic.php?t=5652&lt;br /&gt;
&lt;br /&gt;
==== Allowing CGI Execution (REQUIRED for ZM) ====&lt;br /&gt;
http://www.zoneminder.com/forums/viewtopic.php?t=5853&lt;br /&gt;
*/usr/local/etc/zm.conf  must exist and what process owns it.&lt;br /&gt;
webuser and webgroup must be correct for apache to have ownership over zm.conf&lt;br /&gt;
&lt;br /&gt;
==BIOS Issues==&lt;br /&gt;
Turning off ACPI power management in the BIOS may help alleviate some issues with ZoneMinder and capture hardware. &lt;br /&gt;
&lt;br /&gt;
&lt;br /&gt;
==Brightness control==&lt;br /&gt;
* http://www.zoneminder.com/forums/viewtopic.php?t=3953&lt;br /&gt;
* http://www.zoneminder.com/forums/viewtopic.php?t=5680&lt;br /&gt;
* http://www.zoneminder.com/forums/viewtopic.php?t=3657&lt;br /&gt;
&lt;br /&gt;
== Contribs Forum==&lt;br /&gt;
The [http://www.zoneminder.com/forums/viewforum.php?f=9 contribs forum] contains contributions from ZoneMinder users like yourself!&lt;br /&gt;
&lt;br /&gt;
==Cambozola==&lt;br /&gt;
Cambozola is a Java plugin that decodes multipart JPEG streams. Mozilla-based browser have native support, so this plugin is for browsers like Internet Explorer that lack that support.&lt;br /&gt;
&lt;br /&gt;
To install Cambozola for use in zm, Download the cambozola.jar file from the Downloads page or directly from the charliemouse website. If you download from charliemouse you will need to extract the one file (cambozola.jar) from the archive. Place cambozola.jar in the ZM root web directory (so if your web pages for ZM is installed at /var/www/html/zm the file should go there as well). Now all thats left to be done is to enable it in ZM goto options and under the web tab check that cambozola is enabled. Thats it, you&amp;#039;r done.&lt;br /&gt;
&lt;br /&gt;
* http://www.zoneminder.com/forums/viewtopic.php?t=5745&lt;br /&gt;
* http://www.zoneminder.com/forums/viewtopic.php?t=6320&lt;br /&gt;
&lt;br /&gt;
==Capture Card Issues==&lt;br /&gt;
==== Image is Flipped ====&lt;br /&gt;
* Applies to 4 inputs on one chip:&lt;br /&gt;
**http://www.zoneminder.com/forums/viewtopic.php?t=6042&lt;br /&gt;
&lt;br /&gt;
==== Scrambled Images ====&lt;br /&gt;
* Applies to 4 inputs on one chip, using lspci and dmesg to determine hardware.&lt;br /&gt;
**http://www.zoneminder.com/forums/viewtopic.php?t=6024&lt;br /&gt;
&lt;br /&gt;
==CAUSE NOTES field section==&lt;br /&gt;
*http://www.zoneminder.com/forums/viewtopic.php?t=6065&lt;br /&gt;
&lt;br /&gt;
==Database MySQL==&lt;br /&gt;
==== Create a New Database ==== &lt;br /&gt;
* http://www.zoneminder.com/forums/viewtopic.php?t=5754&lt;br /&gt;
&lt;br /&gt;
==== Repair a Database ==== &lt;br /&gt;
* http://www.zoneminder.com/forums/viewtopic.php?t=5657&lt;br /&gt;
* http://www.zoneminder.com/forums/viewtopic.php?t=5845&lt;br /&gt;
&lt;br /&gt;
==== Backup a Database ====&lt;br /&gt;
In Ubuntu and other modern distributions you can install MySQL administrator GUI.&lt;br /&gt;
&lt;br /&gt;
the default login is :-&amp;lt;br&amp;gt;&lt;br /&gt;
Server Hostname ---- localhost&amp;lt;br&amp;gt;Username ---- Root&amp;lt;br&amp;gt;Password ----- (Blank, no password)&lt;br /&gt;
&lt;br /&gt;
In here, there is backup and restore functions. The backup can also be scheduled.&lt;br /&gt;
&lt;br /&gt;
==== Delete Databases/Tables ====&lt;br /&gt;
&lt;br /&gt;
==== Database Tricks/Tips ==== &lt;br /&gt;
* My personal recommendation is to try converting your database over to INNODB tables.&lt;br /&gt;
** Researching the web I found this to be faster for larger tables (as events grow) and much more reliable. &lt;br /&gt;
* http://www.zoneminder.com/forums/viewtopic.php?t=6000&lt;br /&gt;
* http://www.zoneminder.com/forums/viewtopic.php?t=6143&lt;br /&gt;
* http://www.zoneminder.com/forums/viewtopic.php?t=5657&lt;br /&gt;
* http://www.zoneminder.com/forums/viewtopic.php?t=6095&lt;br /&gt;
&lt;br /&gt;
====Update Database After Installing from RPM&amp;#039;s====&lt;br /&gt;
* http://www.zoneminder.com/forums/viewtopic.php?t=5887&lt;br /&gt;
&lt;br /&gt;
== ffmpeg ==&lt;br /&gt;
*Install ffmpeg for Fedora with&lt;br /&gt;
yum -i  ffmpeg&amp;lt;br&amp;gt;&lt;br /&gt;
yum -i ffmpeg-devel&lt;br /&gt;
&lt;br /&gt;
*Install ffmpeg and ffmpeg-devel on Fedore4&lt;br /&gt;
**http://www.zoneminder.com/forums/viewtopic.php?t=5601&lt;br /&gt;
&amp;lt;code&amp;gt;&lt;br /&gt;
rpm -ivh http://rpm.livna.org/livna-release4.rpm&lt;br /&gt;
yum install ffmpeg ffmpeg-devel&lt;br /&gt;
&amp;lt;/code&amp;gt;&lt;br /&gt;
Place the devel stuff in /usr/include/ffmpeg&lt;br /&gt;
Now configure, make, make install&lt;br /&gt;
&lt;br /&gt;
*http://www.zoneminder.com/forums/viewtopic.php?t=5576&amp;amp;sid=4e7192b74fe4306e341e9c4036727f7b&lt;br /&gt;
*After getting ffmpeg from CVS, do:&lt;br /&gt;
&amp;lt;code&amp;gt;./configure , make,  make install, make installibs&amp;lt;/code&amp;gt;&lt;br /&gt;
&lt;br /&gt;
==Increase Image size==&lt;br /&gt;
If you increase the image size on a camera, it&amp;#039;s always best to close down any streams and restart ZM to make sure that all memory is released.&lt;br /&gt;
http://www.zoneminder.com/forums/viewtopic.php?t=7049&lt;br /&gt;
&lt;br /&gt;
==Image display problems==&lt;br /&gt;
http://www.zoneminder.com/forums/viewtopic.php?t=6027&lt;br /&gt;
&lt;br /&gt;
Also remember you may need to increase your &amp;#039;shared memory&amp;#039;. See the FAQ for details&lt;br /&gt;
&lt;br /&gt;
==Firefox, Colorzilla Extensions==&lt;br /&gt;
http://www.zoneminder.com/forums/viewtopic.php?t=5647&lt;br /&gt;
&lt;br /&gt;
==Kodicom Capture Cards==&lt;br /&gt;
* http://www.zoneminder.com/forums/viewtopic.php?t=5640&lt;br /&gt;
* http://www.zoneminder.com/forums/viewtopic.php?t=4130&lt;br /&gt;
* http://www.zoneminder.com/forums/viewtopic.php?t=6158&lt;br /&gt;
*KMC-8800 8-chip bt878 capture card&lt;br /&gt;
** http://www.zoneminder.com/forums/viewtopic.php?t=5609&lt;br /&gt;
** http://www.linuxtv.org/v4lwiki/index.php/Kodicom_4400R&lt;br /&gt;
** http://www.zoneminder.com/forums/viewtopic.php?t=6012&lt;br /&gt;
&lt;br /&gt;
*modprobe.conf file&lt;br /&gt;
**http://www.zoneminder.com/forums/viewtopic.php?t=5508&amp;amp;postdays=0&amp;amp;postorder=asc&amp;amp;start=15&lt;br /&gt;
** http://www.zoneminder.com/forums/viewtopic.php?t=6024&lt;br /&gt;
Edit your /etc/modprobe.conf file and add this line:&amp;lt;br&amp;gt;&lt;br /&gt;
options bttv card=77&amp;lt;br&amp;gt;&lt;br /&gt;
*http://www.linux.com/howtos/Webcam-HOWTO/dev-intro.shtml&lt;br /&gt;
*http://www.zoneminder.com/forums/viewtopic.php?t=6892&lt;br /&gt;
All screens must be the same resolution.&lt;br /&gt;
&lt;br /&gt;
*bttv settings &lt;br /&gt;
**http://www.zoneminder.com/forums/viewtopic.php?t=5603&amp;amp;sid=4e7192b74fe4306e341e9c4036727f7b&lt;br /&gt;
&lt;br /&gt;
note that under ubuntu that the file to edit is /etc/modprobe.d/aliases.&lt;br /&gt;
&lt;br /&gt;
==Logitech USB QuickCam==&lt;br /&gt;
*I&amp;#039;m using FC4 and had a similiar problem with a quickcam 4000.&lt;br /&gt;
I guess you are using the default module supplied with CentOS. I think, not sure about this though, that it is missing some capabilities. So I installed the pwc module (http://www.saillard.org/linux/pwc/INSTALL.en) and these crashes stopped.&lt;br /&gt;
http://www.zoneminder.com/forums/viewtopic.php?t=5906&lt;br /&gt;
&lt;br /&gt;
&lt;br /&gt;
==Message Logs==&lt;br /&gt;
http://www.zoneminder.com/forums/viewtopic.php?t=5771&lt;br /&gt;
&lt;br /&gt;
==Memory Problems/Tweaks==&lt;br /&gt;
*http://www.zoneminder.com/forums/viewtopic.php?t=6242&lt;br /&gt;
*Shared memory setting must be high.&lt;br /&gt;
**http://www.zoneminder.com/forums/viewtopic.php?t=6024&lt;br /&gt;
&lt;br /&gt;
==SELinux Issues==&lt;br /&gt;
*http://www.zoneminder.com/forums/viewtopic.php?t=6337&lt;br /&gt;
*http://www.zoneminder.com/forums/viewtopic.php?t=4836&lt;br /&gt;
*http://www.zoneminder.com/forums/viewtopic.php?t=6147&lt;br /&gt;
&amp;lt;code&amp;gt;&lt;br /&gt;
cat sysctl.conf&lt;br /&gt;
# Disable response to broadcasts.&lt;br /&gt;
# You don&amp;#039;t want yourself becoming a Smurf amplifier.&lt;br /&gt;
net.ipv4.icmp_echo_ignore_broadcasts = 1&lt;br /&gt;
# enable route verification on all interfaces&lt;br /&gt;
net.ipv4.conf.all.rp_filter = 1&lt;br /&gt;
# enable ipV6 forwarding&lt;br /&gt;
#net.ipv6.conf.all.forwarding = 1&lt;br /&gt;
kernel.shmall = 134217728&lt;br /&gt;
kernel.shmmax = 134217728&lt;br /&gt;
&amp;lt;/code&amp;gt;&lt;br /&gt;
* http://www.zoneminder.com/forums/viewtopic.php?t=6000&lt;br /&gt;
&lt;br /&gt;
==Mocord, Record, Modect==&lt;br /&gt;
http://www.zoneminder.com/forums/viewtopic.php?t=6120&lt;br /&gt;
&lt;br /&gt;
==External Triggering==&lt;br /&gt;
====zmtrigger.pl====&lt;br /&gt;
(Could use your help here)&lt;br /&gt;
&lt;br /&gt;
==Modprobe==&lt;br /&gt;
modprobe.conf &lt;br /&gt;
mod = 133 or something like that for Kodicom&lt;br /&gt;
http://www.zoneminder.com/forums/viewtopic.php?t=5603&lt;br /&gt;
&lt;br /&gt;
==Official ZoneMinder Manual==&lt;br /&gt;
http://www.zoneminder.com/fileadmin/downloads/README.html&lt;br /&gt;
&lt;br /&gt;
==MMS Gateway and API Aoftware==&lt;br /&gt;
GPRS or HTTP a Jpeg image to the MMS gateway server which in turn sends the image to a mobile phone&lt;br /&gt;
*http://www.redcoal.com/&lt;br /&gt;
*http://www.zoneminder.com/forums/viewtopic.php?t=6101&lt;br /&gt;
*http://wurfl.sourceforge.net/&lt;br /&gt;
*http://www.mig.co.za&lt;br /&gt;
&lt;br /&gt;
==Multiple zones==&lt;br /&gt;
http://www.zoneminder.com/forums/viewtopic.php?t=6079&lt;br /&gt;
&lt;br /&gt;
==Perl Package zmpgk.pl==&lt;br /&gt;
*http://www.zoneminder.com/forums/viewtopic.php?t=5801&lt;br /&gt;
&lt;br /&gt;
==Roundrobin==&lt;br /&gt;
*http://www.zoneminder.com/forums/viewtopic.php?t=5658&lt;br /&gt;
&lt;br /&gt;
==Remote Camera Source/ Using Another ZM Box as a Source====&lt;br /&gt;
*http://www.zoneminder.com/forums/viewtopic.php?t=5549&lt;br /&gt;
*http://www.zoneminder.com/forums/viewtopic.php?t=5595&lt;br /&gt;
*http://www.zoneminder.com/forums/viewtopic.php?t=5549&lt;br /&gt;
&lt;br /&gt;
==Simultaneous connections (number off ) to Web browser==&lt;br /&gt;
*http://www.zoneminder.com/forums/viewtopic.php?t=6765&lt;br /&gt;
&lt;br /&gt;
==Streaming ==&lt;br /&gt;
*rtp and raw streaming&lt;br /&gt;
http://www.zoneminder.com/forums/viewtopic.php?t=5572&lt;br /&gt;
&lt;br /&gt;
==Settings==&lt;br /&gt;
*&amp;quot;disable farm out writing of images&amp;quot; if frame capture errors appear in log.&amp;lt;br&amp;gt;&lt;br /&gt;
** http://www.zoneminder.com/forums/viewtopic.php?t=5992&lt;br /&gt;
&lt;br /&gt;
*color pallet, video hieght, or video width. Try starting with 320x240 (assuming ntsc) and try different pallets. &lt;br /&gt;
**http://www.zoneminder.com/forums/viewtopic.php?t=6027&amp;amp;sid=9a52386394831b24741c67ba70cc1507&lt;br /&gt;
&lt;br /&gt;
==Timelapsed video==&lt;br /&gt;
http://www.zoneminder.com/forums/viewtopic.php?t=6049&lt;br /&gt;
&lt;br /&gt;
==Vehicle Detection Links==&lt;br /&gt;
*http://www.zoneminder.com/forums/viewtopic.php?t=5858&lt;br /&gt;
*http://www.zoneminder.com/forums/viewtopic.php?t=5184&amp;amp;highlight=truck+intersection&lt;br /&gt;
*http://www.cnssystems.ca/&lt;br /&gt;
&lt;br /&gt;
*All things are possible and the example someone posted a while back of detecting trucks and buses, but not cars, passing over a distant intersection is probably appropriate for you. What I would suggest you need are quite high pixel differences (indicating difference from the background) and pretty small counts of changed pixels or blob sizes. You might find it useful to turn on diagnostic images initially (and only for a while as they slow everything down a lot) which will output what ZM thinks the differences etc are are in the images.&lt;br /&gt;
&lt;br /&gt;
==Water marked==&lt;br /&gt;
http://www.zoneminder.com/forums/viewtopic.php?t=4591&amp;amp;highlight=watermark&lt;br /&gt;
http://www.zoneminder.com/forums/viewtopic.php?t=4188&amp;amp;highlight=watermark&lt;br /&gt;
&lt;br /&gt;
==xawtv ==&lt;br /&gt;
*http://www.zoneminder.com/forums/viewtopic.php?t=5696&lt;br /&gt;
what from xawtv -hwscan?&lt;br /&gt;
xawtv -device /dev/video?&lt;br /&gt;
&lt;br /&gt;
==zmc daemon captures the images==&lt;br /&gt;
*http://www.zoneminder.com/forums/viewtopic.php?t=6146&lt;br /&gt;
&lt;br /&gt;
==Zone Configurations and Fine Tunings==&lt;br /&gt;
&lt;br /&gt;
* This section needs alot of work.  Please contribute as much as you can!&lt;br /&gt;
&lt;br /&gt;
Once you have Zoneminder up and running and all your cameras recording events, it then becomes important to fine tune your zones so that you record all of the events that are important to you, and just as important, NOT record events that are not important.&lt;br /&gt;
&lt;br /&gt;
There are many parameters to be adjusted.  So many, in fact, that it is easy to change just a few parameters, and create a config that does not do what you want at all.  It is all so confusing.  Here, we will attempt to document some basic configs, and explain in some detail the effects that each parameter will have and how each parameter relates to the other parameters.&lt;br /&gt;
&lt;br /&gt;
The Documentation page offers some help in understanding how these parameters are related and important.  You can view the online documentation here:&lt;br /&gt;
&lt;br /&gt;
[http://www.zoneminder.com/fileadmin/downloads/README.html#_Toc151468571  Zone Config Documentation]&lt;br /&gt;
&lt;br /&gt;
[[Reference Image Blend Percentage aka Vapor Trails]]&lt;br /&gt;
&lt;br /&gt;
[[Zone Parameter Explanations version 1.21]]&lt;br /&gt;
&lt;br /&gt;
[[Zone Parameter Explanations version 1.22]]&lt;br /&gt;
&lt;br /&gt;
[[Zone Analysis Pseudo Algorithm]]&lt;br /&gt;
&lt;br /&gt;
[[Zone Configuration Basics]]&lt;br /&gt;
&lt;br /&gt;
[[Zone Configuration Advanced]]&lt;br /&gt;
&lt;br /&gt;
[[Special Situation Configs]]&lt;/div&gt;</summary>
		<author><name>Tburt11</name></author>
	</entry>
	<entry>
		<id>http://wiki.staging.zoneminder.com/index.php?title=Special_Situation_Configs&amp;diff=2054</id>
		<title>Special Situation Configs</title>
		<link rel="alternate" type="text/html" href="http://wiki.staging.zoneminder.com/index.php?title=Special_Situation_Configs&amp;diff=2054"/>
		<updated>2007-06-19T20:20:29Z</updated>

		<summary type="html">&lt;p&gt;Tburt11: &lt;/p&gt;
&lt;hr /&gt;
&lt;div&gt;[[General_Notes#Zone_Configurations_and_Fine_Tunings|Back]]&lt;br /&gt;
&lt;br /&gt;
* How to stop &amp;quot;light on&amp;quot; and &amp;quot;light off&amp;quot; changes from triggering a false alarm&lt;br /&gt;
TBD&lt;br /&gt;
&lt;br /&gt;
&lt;br /&gt;
* How to configure an exclusive zone to prevent constant motion (a windmill for example) from triggering false alarms.&lt;br /&gt;
TBD&lt;/div&gt;</summary>
		<author><name>Tburt11</name></author>
	</entry>
	<entry>
		<id>http://wiki.staging.zoneminder.com/index.php?title=Zone_Configuration_Advanced&amp;diff=2053</id>
		<title>Zone Configuration Advanced</title>
		<link rel="alternate" type="text/html" href="http://wiki.staging.zoneminder.com/index.php?title=Zone_Configuration_Advanced&amp;diff=2053"/>
		<updated>2007-06-19T20:20:14Z</updated>

		<summary type="html">&lt;p&gt;Tburt11: &lt;/p&gt;
&lt;hr /&gt;
&lt;div&gt;[[General_Notes#Zone_Configurations_and_Fine_Tunings|Back]]&lt;br /&gt;
&lt;br /&gt;
==TBD==&lt;/div&gt;</summary>
		<author><name>Tburt11</name></author>
	</entry>
	<entry>
		<id>http://wiki.staging.zoneminder.com/index.php?title=Zone_Configuration_Basics&amp;diff=2052</id>
		<title>Zone Configuration Basics</title>
		<link rel="alternate" type="text/html" href="http://wiki.staging.zoneminder.com/index.php?title=Zone_Configuration_Basics&amp;diff=2052"/>
		<updated>2007-06-19T20:19:43Z</updated>

		<summary type="html">&lt;p&gt;Tburt11: &lt;/p&gt;
&lt;hr /&gt;
&lt;div&gt;[[General_Notes#Zone_Configurations_and_Fine_Tunings|Back]]&lt;br /&gt;
&lt;br /&gt;
*Start with the Basics&lt;br /&gt;
To minimize the confusion, and help you to learn what is sensitive and what is not, it may be helpful to start with the &amp;quot;Alarm Check Method&amp;quot; set to the most simplistic setting, &amp;quot;Alarmed Pixels&amp;quot;.  This will grey out the Filtered and Blobs parameters, and give you a smaller subset of variables to adjust.&lt;br /&gt;
&lt;br /&gt;
*Experimentation&lt;br /&gt;
Probably the best way to learn how to adjust your setup is to create a static repeatable environment in which you can evaluate the changes you make as you make them.&lt;br /&gt;
&lt;br /&gt;
If you can, point your camera at a blank wall, preferably adjacent to where you sit, and have available several items that you can insert (by hand) into the cameras image to test your settings.  A blank sheet of white paper.  A half folded sheet of white paper.  Various sizes of dark colored paper.  A notepad is recommended to keep track of what triggers and what does not as the combination of options can quickly become confusing and hard to remember.&lt;br /&gt;
&lt;br /&gt;
*Using Stats to judge your settings&lt;br /&gt;
If you enable Stats in the options, you may be able to view some statistics that are generated for each alarm image that is captured.  By evaluating these stats, you may be able to gain some insight into what values are triggering the capture.&lt;br /&gt;
&lt;br /&gt;
How to enable Stats - TBD&lt;br /&gt;
&lt;br /&gt;
How to evaluate Stats - TBD&lt;/div&gt;</summary>
		<author><name>Tburt11</name></author>
	</entry>
	<entry>
		<id>http://wiki.staging.zoneminder.com/index.php?title=Zone_Analysis_Pseudo_Algorithm&amp;diff=2051</id>
		<title>Zone Analysis Pseudo Algorithm</title>
		<link rel="alternate" type="text/html" href="http://wiki.staging.zoneminder.com/index.php?title=Zone_Analysis_Pseudo_Algorithm&amp;diff=2051"/>
		<updated>2007-06-19T20:19:17Z</updated>

		<summary type="html">&lt;p&gt;Tburt11: &lt;/p&gt;
&lt;hr /&gt;
&lt;div&gt;[[General_Notes#Zone_Configurations_and_Fine_Tunings|Back]]&lt;br /&gt;
&lt;br /&gt;
[[Algorithm Pseudo Code]]&lt;br /&gt;
&lt;br /&gt;
[[Algorithm C code snippet]]&lt;br /&gt;
&lt;br /&gt;
The primary goal of this algorithm is to determine if the current image snapshot has changed from the previous image snapshot (or reference image).&lt;br /&gt;
&lt;br /&gt;
Secondary to this goal, is the need to make this determination as soon as possible, to reduce the amount of computation (comparisons).  This will ease the load on the box.  So, we seek to prove the image has not changed, and as soon as we make that determination, we stop the analysis.&lt;br /&gt;
&lt;br /&gt;
On the zone configuration page, there is an &amp;quot;Alarm Check Method&amp;quot; parameter, and depending on this setting, a series of analysis are performed:&lt;br /&gt;
&lt;br /&gt;
If Alarm_Check_Method is &amp;quot;Alarmed Pixels&amp;quot;.  Then the first analysis is done.  If this analysis determines a not-changed state, then we exit with that conclusion.&lt;br /&gt;
&lt;br /&gt;
If Alarm_Check Method is &amp;quot;Filtered Pixels&amp;quot;, then after processing the &amp;quot;Alarmed Pixels&amp;quot; tests (and getting a result that the image has changed), another processing is done, based on the Filtering Parameters.  If this analysis determines a not-changed state, then we exit with that conclusion.&lt;br /&gt;
&lt;br /&gt;
If Alarm_Check Method is &amp;quot;Blobs&amp;quot;, then after processing the &amp;quot;Filtered Pixels&amp;quot; tests above (and getting a result that the image has changed), another processing is done, based on the blob parameters.  If this analysis determines a not-changed state, then we exit with that conclusion.&lt;br /&gt;
&lt;br /&gt;
Otherwise, we have a changed image, and an alarmed condition, and the images are captured.&lt;/div&gt;</summary>
		<author><name>Tburt11</name></author>
	</entry>
	<entry>
		<id>http://wiki.staging.zoneminder.com/index.php?title=Zone_Parameter_Explanations_version_1.22&amp;diff=2050</id>
		<title>Zone Parameter Explanations version 1.22</title>
		<link rel="alternate" type="text/html" href="http://wiki.staging.zoneminder.com/index.php?title=Zone_Parameter_Explanations_version_1.22&amp;diff=2050"/>
		<updated>2007-06-19T20:18:57Z</updated>

		<summary type="html">&lt;p&gt;Tburt11: &lt;/p&gt;
&lt;hr /&gt;
&lt;div&gt;[[General_Notes#Zone_Configurations_and_Fine_Tunings|Back]]&lt;br /&gt;
&lt;br /&gt;
===Zone Parameter Explanations===&lt;br /&gt;
*Note:  This area is complex and needs alot of work.  Please help in any way that you can!&lt;br /&gt;
&lt;br /&gt;
==Name==&lt;br /&gt;
Each Zone can be named for reference purposes.  Choose a name that helps you identify your zones.&lt;br /&gt;
&lt;br /&gt;
==Type==&lt;br /&gt;
*Active - &lt;br /&gt;
&lt;br /&gt;
*Inclusive - &lt;br /&gt;
&lt;br /&gt;
*Exclusive -&lt;br /&gt;
&lt;br /&gt;
*Preclusive - &lt;br /&gt;
&lt;br /&gt;
*Inactive -&lt;br /&gt;
&lt;br /&gt;
==Units==&lt;br /&gt;
&lt;br /&gt;
*Pixels - Selecting this option will allow many of the following values to be entered (or viewed) in units of pixels.&lt;br /&gt;
&lt;br /&gt;
*Percentage -  Selecting this option will allow may of the following values to be entered (orviewed) as a percentage.&lt;br /&gt;
&lt;br /&gt;
==Minimum X - Minimum Y - Maximum X - Maximum Y==&lt;br /&gt;
Use these parameters to define the X,Y coordinates of the corners of the zone that is to be defined.&lt;br /&gt;
&lt;br /&gt;
==Alarm Colour==&lt;br /&gt;
&lt;br /&gt;
These parameters can be used to indvidually colorize the zone overlay pattern.  By default, red is the active zone and green is the ??? zone.&lt;/div&gt;</summary>
		<author><name>Tburt11</name></author>
	</entry>
	<entry>
		<id>http://wiki.staging.zoneminder.com/index.php?title=Zone_Parameter_Explanations_version_1.21&amp;diff=2049</id>
		<title>Zone Parameter Explanations version 1.21</title>
		<link rel="alternate" type="text/html" href="http://wiki.staging.zoneminder.com/index.php?title=Zone_Parameter_Explanations_version_1.21&amp;diff=2049"/>
		<updated>2007-06-19T20:18:38Z</updated>

		<summary type="html">&lt;p&gt;Tburt11: &lt;/p&gt;
&lt;hr /&gt;
&lt;div&gt;[[General_Notes#Zone_Configurations_and_Fine_Tunings|Back]]&lt;br /&gt;
&lt;br /&gt;
===Zone Parameter Explanations===&lt;br /&gt;
*Note:  This area is complex and needs alot of work.  Please help in any way that you can!&lt;br /&gt;
&lt;br /&gt;
==Name==&lt;br /&gt;
Each Zone can be named for reference purposes.  Choose a name that helps you identify your zones.&lt;br /&gt;
&lt;br /&gt;
==Type==&lt;br /&gt;
*Active - &lt;br /&gt;
&lt;br /&gt;
*Inclusive - &lt;br /&gt;
&lt;br /&gt;
*Exclusive -&lt;br /&gt;
&lt;br /&gt;
*Preclusive - &lt;br /&gt;
&lt;br /&gt;
*Inactive -&lt;br /&gt;
&lt;br /&gt;
==Units==&lt;br /&gt;
&lt;br /&gt;
*Pixels - Selecting this option will allow many of the following values to be entered (or viewed) in units of pixels.&lt;br /&gt;
&lt;br /&gt;
*Percentage -  Selecting this option will allow may of the following values to be entered (orviewed) as a percentage.&lt;br /&gt;
&lt;br /&gt;
==Minimum X - Minimum Y - Maximum X - Maximum Y==&lt;br /&gt;
Use these parameters to define the X,Y coordinates of the corners of the zone that is to be defined.&lt;br /&gt;
&lt;br /&gt;
==Alarm Colour==&lt;br /&gt;
&lt;br /&gt;
These parameters can be used to indvidually colorize the zone overlay pattern.  By default, red is the active zone and green is the ??? zone.&lt;br /&gt;
&lt;br /&gt;
==Alarm Check Method==&lt;br /&gt;
*Alarmed Pixels -&lt;br /&gt;
&lt;br /&gt;
Choosing this Check Method will grey out many of the available parameters.  This can simplify the tuning process, and could possibly be a better starting point for learning to adjust the many advanced parameters that are enabled with the other options. &lt;br /&gt;
&lt;br /&gt;
*Filtered Pixels - &lt;br /&gt;
&lt;br /&gt;
Choosing this Check Method opens up the Filtered parameters for adjustment in addition to the Alarmed Pixels above.  This should give more accuracy, once you know how to adjust the various parameters and assist with eliminating false alarms and triggering on desired conditions.&lt;br /&gt;
&lt;br /&gt;
*Blob Pixels - &lt;br /&gt;
&lt;br /&gt;
Choosing this Check Methos opens up all of the available parameters.  Enabling Blobs provides one more analysis for determination of what is a valid alarm and what is not.&lt;br /&gt;
&lt;br /&gt;
==Minimum Pixel Threshold==&lt;br /&gt;
These setting are used to define limits for the difference in value between a pixel and its predecessor in the reference image.&lt;br /&gt;
&lt;br /&gt;
I believe that this value (and the Maximum value as well) defines the amount of change that a single pixel must undergo, from the prior image (the reference image) and the current image, in order for the pixel to have been considered to have changed.&lt;br /&gt;
&lt;br /&gt;
Small abberations in lighting or auto exposure camera adjustments may cause the explicit value of a pixel to vary by small amounts from image to image.  This parameter allows you to set the limits of what will be considered a &amp;quot;changed pixel&amp;quot;.  For example, if your camera points to a blank white wall, and you raise a black colored item into view, then the change in any one pixel will be great, indeed, extreme.  If however, you raise a white piece of paper, then the change that an individual pixes sees will be more subtle.  Setting this minimum value too high, may allow a white cat to walk undetected across the view of the white wall.&lt;br /&gt;
&lt;br /&gt;
The default value for this parameter is X%.  Generally, this value may range in the 5% to 15% range.&lt;br /&gt;
&lt;br /&gt;
==Maximum Pixel Threshold==&lt;br /&gt;
See the Minimum Pixel Threshold (above) for some explanation.&lt;br /&gt;
&lt;br /&gt;
The default value for this parameter is 0% or 0 (zero) pixels, which disables the check.  In other words, a pixel that changes from extreme white to extreme black will always be considered to be changed.  This value is probably best left at a value of 0 (zero).&lt;br /&gt;
&lt;br /&gt;
==Minimum Alarmed Area==&lt;br /&gt;
&lt;br /&gt;
==Maximum Alarmed Area==&lt;br /&gt;
&lt;br /&gt;
==Filter Width and Filter Height (pixels)==&lt;br /&gt;
This parameter is always specified in Pixels, even when Percentages are the selected units.&lt;br /&gt;
&lt;br /&gt;
This parameter defines a group of pixels and should always be an odd number.  &lt;br /&gt;
&lt;br /&gt;
3 x 3 is the default value, and 5 x 5 is also suggested as another valid option.  It is suggested that these numbers be small in number.  &lt;br /&gt;
&lt;br /&gt;
==Minimum Filtered Area==&lt;br /&gt;
&lt;br /&gt;
* This value should always be equal to or less than the Minimum Alarmed Area&lt;br /&gt;
&lt;br /&gt;
==Maximum Filtered Area==&lt;br /&gt;
&lt;br /&gt;
* This value should always be equal to or less than the Maximum Alarmed Area&lt;br /&gt;
&lt;br /&gt;
==Minimum Blob Area==&lt;br /&gt;
* The following Blob parameters are only available if you have selected &amp;quot;Blobs&amp;quot; as the &amp;quot;Alarm Check Method&amp;quot; above.&lt;br /&gt;
&lt;br /&gt;
When two or more Filtered areas touch or share a boundary, they probably should be evaluated as one contiguous area and not as separate entities.  A Blob is the coalesced or consolodated area of multiple filtered areas.&lt;br /&gt;
&lt;br /&gt;
The Minimum blob area the smallest area that would be considered to be a blob.&lt;br /&gt;
&lt;br /&gt;
==Maximum Blob Area==&lt;br /&gt;
This parameter is probably best left at the default value of 0 (zero) or disabled.&lt;br /&gt;
&lt;br /&gt;
==Minimum Blobs==&lt;br /&gt;
Normally, you would want any single blob to trigger an event, so the default value of 1 (one) should suffice.  In some circumstances, it may benefit to have only one blob NOT trigger an event, in which case, setting this value to 2 or higher may serve some special purpose.&lt;br /&gt;
&lt;br /&gt;
==Maximum Blobs==&lt;br /&gt;
I believe that the usefulness of this parameter is negligible.  Normally set to 0 (zero), it is probably best left at that value.&lt;/div&gt;</summary>
		<author><name>Tburt11</name></author>
	</entry>
	<entry>
		<id>http://wiki.staging.zoneminder.com/index.php?title=Special_Situation_Configs&amp;diff=2045</id>
		<title>Special Situation Configs</title>
		<link rel="alternate" type="text/html" href="http://wiki.staging.zoneminder.com/index.php?title=Special_Situation_Configs&amp;diff=2045"/>
		<updated>2007-06-18T19:06:27Z</updated>

		<summary type="html">&lt;p&gt;Tburt11: &lt;/p&gt;
&lt;hr /&gt;
&lt;div&gt;[[General_Notes|Back]]&lt;br /&gt;
&lt;br /&gt;
* How to stop &amp;quot;light on&amp;quot; and &amp;quot;light off&amp;quot; changes from triggering a false alarm&lt;br /&gt;
TBD&lt;br /&gt;
&lt;br /&gt;
&lt;br /&gt;
* How to configure an exclusive zone to prevent constant motion (a windmill for example) from triggering false alarms.&lt;br /&gt;
TBD&lt;/div&gt;</summary>
		<author><name>Tburt11</name></author>
	</entry>
	<entry>
		<id>http://wiki.staging.zoneminder.com/index.php?title=Zone_Configuration_Advanced&amp;diff=2044</id>
		<title>Zone Configuration Advanced</title>
		<link rel="alternate" type="text/html" href="http://wiki.staging.zoneminder.com/index.php?title=Zone_Configuration_Advanced&amp;diff=2044"/>
		<updated>2007-06-18T19:05:40Z</updated>

		<summary type="html">&lt;p&gt;Tburt11: &lt;/p&gt;
&lt;hr /&gt;
&lt;div&gt;[[General_Notes|Back]]&lt;br /&gt;
&lt;br /&gt;
==TBD==&lt;/div&gt;</summary>
		<author><name>Tburt11</name></author>
	</entry>
	<entry>
		<id>http://wiki.staging.zoneminder.com/index.php?title=Zone_Configuration_Basics&amp;diff=2043</id>
		<title>Zone Configuration Basics</title>
		<link rel="alternate" type="text/html" href="http://wiki.staging.zoneminder.com/index.php?title=Zone_Configuration_Basics&amp;diff=2043"/>
		<updated>2007-06-18T19:05:13Z</updated>

		<summary type="html">&lt;p&gt;Tburt11: &lt;/p&gt;
&lt;hr /&gt;
&lt;div&gt;[[General_Notes|Back]]&lt;br /&gt;
&lt;br /&gt;
*Start with the Basics&lt;br /&gt;
To minimize the confusion, and help you to learn what is sensitive and what is not, it may be helpful to start with the &amp;quot;Alarm Check Method&amp;quot; set to the most simplistic setting, &amp;quot;Alarmed Pixels&amp;quot;.  This will grey out the Filtered and Blobs parameters, and give you a smaller subset of variables to adjust.&lt;br /&gt;
&lt;br /&gt;
*Experimentation&lt;br /&gt;
Probably the best way to learn how to adjust your setup is to create a static repeatable environment in which you can evaluate the changes you make as you make them.&lt;br /&gt;
&lt;br /&gt;
If you can, point your camera at a blank wall, preferably adjacent to where you sit, and have available several items that you can insert (by hand) into the cameras image to test your settings.  A blank sheet of white paper.  A half folded sheet of white paper.  Various sizes of dark colored paper.  A notepad is recommended to keep track of what triggers and what does not as the combination of options can quickly become confusing and hard to remember.&lt;br /&gt;
&lt;br /&gt;
*Using Stats to judge your settings&lt;br /&gt;
If you enable Stats in the options, you may be able to view some statistics that are generated for each alarm image that is captured.  By evaluating these stats, you may be able to gain some insight into what values are triggering the capture.&lt;br /&gt;
&lt;br /&gt;
How to enable Stats - TBD&lt;br /&gt;
&lt;br /&gt;
How to evaluate Stats - TBD&lt;/div&gt;</summary>
		<author><name>Tburt11</name></author>
	</entry>
	<entry>
		<id>http://wiki.staging.zoneminder.com/index.php?title=Zone_Analysis_Pseudo_Algorithm&amp;diff=2042</id>
		<title>Zone Analysis Pseudo Algorithm</title>
		<link rel="alternate" type="text/html" href="http://wiki.staging.zoneminder.com/index.php?title=Zone_Analysis_Pseudo_Algorithm&amp;diff=2042"/>
		<updated>2007-06-18T19:04:51Z</updated>

		<summary type="html">&lt;p&gt;Tburt11: &lt;/p&gt;
&lt;hr /&gt;
&lt;div&gt;[[General_Notes|Back]]&lt;br /&gt;
&lt;br /&gt;
[[Algorithm Pseudo Code]]&lt;br /&gt;
&lt;br /&gt;
[[Algorithm C code snippet]]&lt;br /&gt;
&lt;br /&gt;
The primary goal of this algorithm is to determine if the current image snapshot has changed from the previous image snapshot (or reference image).&lt;br /&gt;
&lt;br /&gt;
Secondary to this goal, is the need to make this determination as soon as possible, to reduce the amount of computation (comparisons).  This will ease the load on the box.  So, we seek to prove the image has not changed, and as soon as we make that determination, we stop the analysis.&lt;br /&gt;
&lt;br /&gt;
On the zone configuration page, there is an &amp;quot;Alarm Check Method&amp;quot; parameter, and depending on this setting, a series of analysis are performed:&lt;br /&gt;
&lt;br /&gt;
If Alarm_Check_Method is &amp;quot;Alarmed Pixels&amp;quot;.  Then the first analysis is done.  If this analysis determines a not-changed state, then we exit with that conclusion.&lt;br /&gt;
&lt;br /&gt;
If Alarm_Check Method is &amp;quot;Filtered Pixels&amp;quot;, then after processing the &amp;quot;Alarmed Pixels&amp;quot; tests (and getting a result that the image has changed), another processing is done, based on the Filtering Parameters.  If this analysis determines a not-changed state, then we exit with that conclusion.&lt;br /&gt;
&lt;br /&gt;
If Alarm_Check Method is &amp;quot;Blobs&amp;quot;, then after processing the &amp;quot;Filtered Pixels&amp;quot; tests above (and getting a result that the image has changed), another processing is done, based on the blob parameters.  If this analysis determines a not-changed state, then we exit with that conclusion.&lt;br /&gt;
&lt;br /&gt;
Otherwise, we have a changed image, and an alarmed condition, and the images are captured.&lt;/div&gt;</summary>
		<author><name>Tburt11</name></author>
	</entry>
	<entry>
		<id>http://wiki.staging.zoneminder.com/index.php?title=Zone_Parameter_Explanations_version_1.22&amp;diff=2041</id>
		<title>Zone Parameter Explanations version 1.22</title>
		<link rel="alternate" type="text/html" href="http://wiki.staging.zoneminder.com/index.php?title=Zone_Parameter_Explanations_version_1.22&amp;diff=2041"/>
		<updated>2007-06-18T19:04:16Z</updated>

		<summary type="html">&lt;p&gt;Tburt11: &lt;/p&gt;
&lt;hr /&gt;
&lt;div&gt;[[General_Notes|Back]]&lt;br /&gt;
&lt;br /&gt;
===Zone Parameter Explanations===&lt;br /&gt;
*Note:  This area is complex and needs alot of work.  Please help in any way that you can!&lt;br /&gt;
&lt;br /&gt;
==Name==&lt;br /&gt;
Each Zone can be named for reference purposes.  Choose a name that helps you identify your zones.&lt;br /&gt;
&lt;br /&gt;
==Type==&lt;br /&gt;
*Active - &lt;br /&gt;
&lt;br /&gt;
*Inclusive - &lt;br /&gt;
&lt;br /&gt;
*Exclusive -&lt;br /&gt;
&lt;br /&gt;
*Preclusive - &lt;br /&gt;
&lt;br /&gt;
*Inactive -&lt;br /&gt;
&lt;br /&gt;
==Units==&lt;br /&gt;
&lt;br /&gt;
*Pixels - Selecting this option will allow many of the following values to be entered (or viewed) in units of pixels.&lt;br /&gt;
&lt;br /&gt;
*Percentage -  Selecting this option will allow may of the following values to be entered (orviewed) as a percentage.&lt;br /&gt;
&lt;br /&gt;
==Minimum X - Minimum Y - Maximum X - Maximum Y==&lt;br /&gt;
Use these parameters to define the X,Y coordinates of the corners of the zone that is to be defined.&lt;br /&gt;
&lt;br /&gt;
==Alarm Colour==&lt;br /&gt;
&lt;br /&gt;
These parameters can be used to indvidually colorize the zone overlay pattern.  By default, red is the active zone and green is the ??? zone.&lt;/div&gt;</summary>
		<author><name>Tburt11</name></author>
	</entry>
	<entry>
		<id>http://wiki.staging.zoneminder.com/index.php?title=Zone_Parameter_Explanations_version_1.21&amp;diff=2040</id>
		<title>Zone Parameter Explanations version 1.21</title>
		<link rel="alternate" type="text/html" href="http://wiki.staging.zoneminder.com/index.php?title=Zone_Parameter_Explanations_version_1.21&amp;diff=2040"/>
		<updated>2007-06-18T19:03:52Z</updated>

		<summary type="html">&lt;p&gt;Tburt11: &lt;/p&gt;
&lt;hr /&gt;
&lt;div&gt;[[General_Notes|Back]]&lt;br /&gt;
&lt;br /&gt;
===Zone Parameter Explanations===&lt;br /&gt;
*Note:  This area is complex and needs alot of work.  Please help in any way that you can!&lt;br /&gt;
&lt;br /&gt;
==Name==&lt;br /&gt;
Each Zone can be named for reference purposes.  Choose a name that helps you identify your zones.&lt;br /&gt;
&lt;br /&gt;
==Type==&lt;br /&gt;
*Active - &lt;br /&gt;
&lt;br /&gt;
*Inclusive - &lt;br /&gt;
&lt;br /&gt;
*Exclusive -&lt;br /&gt;
&lt;br /&gt;
*Preclusive - &lt;br /&gt;
&lt;br /&gt;
*Inactive -&lt;br /&gt;
&lt;br /&gt;
==Units==&lt;br /&gt;
&lt;br /&gt;
*Pixels - Selecting this option will allow many of the following values to be entered (or viewed) in units of pixels.&lt;br /&gt;
&lt;br /&gt;
*Percentage -  Selecting this option will allow may of the following values to be entered (orviewed) as a percentage.&lt;br /&gt;
&lt;br /&gt;
==Minimum X - Minimum Y - Maximum X - Maximum Y==&lt;br /&gt;
Use these parameters to define the X,Y coordinates of the corners of the zone that is to be defined.&lt;br /&gt;
&lt;br /&gt;
==Alarm Colour==&lt;br /&gt;
&lt;br /&gt;
These parameters can be used to indvidually colorize the zone overlay pattern.  By default, red is the active zone and green is the ??? zone.&lt;br /&gt;
&lt;br /&gt;
==Alarm Check Method==&lt;br /&gt;
*Alarmed Pixels -&lt;br /&gt;
&lt;br /&gt;
Choosing this Check Method will grey out many of the available parameters.  This can simplify the tuning process, and could possibly be a better starting point for learning to adjust the many advanced parameters that are enabled with the other options. &lt;br /&gt;
&lt;br /&gt;
*Filtered Pixels - &lt;br /&gt;
&lt;br /&gt;
Choosing this Check Method opens up the Filtered parameters for adjustment in addition to the Alarmed Pixels above.  This should give more accuracy, once you know how to adjust the various parameters and assist with eliminating false alarms and triggering on desired conditions.&lt;br /&gt;
&lt;br /&gt;
*Blob Pixels - &lt;br /&gt;
&lt;br /&gt;
Choosing this Check Methos opens up all of the available parameters.  Enabling Blobs provides one more analysis for determination of what is a valid alarm and what is not.&lt;br /&gt;
&lt;br /&gt;
==Minimum Pixel Threshold==&lt;br /&gt;
These setting are used to define limits for the difference in value between a pixel and its predecessor in the reference image.&lt;br /&gt;
&lt;br /&gt;
I believe that this value (and the Maximum value as well) defines the amount of change that a single pixel must undergo, from the prior image (the reference image) and the current image, in order for the pixel to have been considered to have changed.&lt;br /&gt;
&lt;br /&gt;
Small abberations in lighting or auto exposure camera adjustments may cause the explicit value of a pixel to vary by small amounts from image to image.  This parameter allows you to set the limits of what will be considered a &amp;quot;changed pixel&amp;quot;.  For example, if your camera points to a blank white wall, and you raise a black colored item into view, then the change in any one pixel will be great, indeed, extreme.  If however, you raise a white piece of paper, then the change that an individual pixes sees will be more subtle.  Setting this minimum value too high, may allow a white cat to walk undetected across the view of the white wall.&lt;br /&gt;
&lt;br /&gt;
The default value for this parameter is X%.  Generally, this value may range in the 5% to 15% range.&lt;br /&gt;
&lt;br /&gt;
==Maximum Pixel Threshold==&lt;br /&gt;
See the Minimum Pixel Threshold (above) for some explanation.&lt;br /&gt;
&lt;br /&gt;
The default value for this parameter is 0% or 0 (zero) pixels, which disables the check.  In other words, a pixel that changes from extreme white to extreme black will always be considered to be changed.  This value is probably best left at a value of 0 (zero).&lt;br /&gt;
&lt;br /&gt;
==Minimum Alarmed Area==&lt;br /&gt;
&lt;br /&gt;
==Maximum Alarmed Area==&lt;br /&gt;
&lt;br /&gt;
==Filter Width and Filter Height (pixels)==&lt;br /&gt;
This parameter is always specified in Pixels, even when Percentages are the selected units.&lt;br /&gt;
&lt;br /&gt;
This parameter defines a group of pixels and should always be an odd number.  &lt;br /&gt;
&lt;br /&gt;
3 x 3 is the default value, and 5 x 5 is also suggested as another valid option.  It is suggested that these numbers be small in number.  &lt;br /&gt;
&lt;br /&gt;
==Minimum Filtered Area==&lt;br /&gt;
&lt;br /&gt;
* This value should always be equal to or less than the Minimum Alarmed Area&lt;br /&gt;
&lt;br /&gt;
==Maximum Filtered Area==&lt;br /&gt;
&lt;br /&gt;
* This value should always be equal to or less than the Maximum Alarmed Area&lt;br /&gt;
&lt;br /&gt;
==Minimum Blob Area==&lt;br /&gt;
* The following Blob parameters are only available if you have selected &amp;quot;Blobs&amp;quot; as the &amp;quot;Alarm Check Method&amp;quot; above.&lt;br /&gt;
&lt;br /&gt;
When two or more Filtered areas touch or share a boundary, they probably should be evaluated as one contiguous area and not as separate entities.  A Blob is the coalesced or consolodated area of multiple filtered areas.&lt;br /&gt;
&lt;br /&gt;
The Minimum blob area the smallest area that would be considered to be a blob.&lt;br /&gt;
&lt;br /&gt;
==Maximum Blob Area==&lt;br /&gt;
This parameter is probably best left at the default value of 0 (zero) or disabled.&lt;br /&gt;
&lt;br /&gt;
==Minimum Blobs==&lt;br /&gt;
Normally, you would want any single blob to trigger an event, so the default value of 1 (one) should suffice.  In some circumstances, it may benefit to have only one blob NOT trigger an event, in which case, setting this value to 2 or higher may serve some special purpose.&lt;br /&gt;
&lt;br /&gt;
==Maximum Blobs==&lt;br /&gt;
I believe that the usefulness of this parameter is negligible.  Normally set to 0 (zero), it is probably best left at that value.&lt;/div&gt;</summary>
		<author><name>Tburt11</name></author>
	</entry>
	<entry>
		<id>http://wiki.staging.zoneminder.com/index.php?title=Zone_Analysis_Pseudo_Algorithm&amp;diff=2033</id>
		<title>Zone Analysis Pseudo Algorithm</title>
		<link rel="alternate" type="text/html" href="http://wiki.staging.zoneminder.com/index.php?title=Zone_Analysis_Pseudo_Algorithm&amp;diff=2033"/>
		<updated>2007-06-18T18:41:30Z</updated>

		<summary type="html">&lt;p&gt;Tburt11: &lt;/p&gt;
&lt;hr /&gt;
&lt;div&gt;&lt;br /&gt;
[[Algorithm Pseudo Code]]&lt;br /&gt;
&lt;br /&gt;
[[Algorithm C code snippet]]&lt;br /&gt;
&lt;br /&gt;
The primary goal of this algorithm is to determine if the current image snapshot has changed from the previous image snapshot (or reference image).&lt;br /&gt;
&lt;br /&gt;
Secondary to this goal, is the need to make this determination as soon as possible, to reduce the amount of computation (comparisons).  This will ease the load on the box.  So, we seek to prove the image has not changed, and as soon as we make that determination, we stop the analysis.&lt;br /&gt;
&lt;br /&gt;
On the zone configuration page, there is an &amp;quot;Alarm Check Method&amp;quot; parameter, and depending on this setting, a series of analysis are performed:&lt;br /&gt;
&lt;br /&gt;
If Alarm_Check_Method is &amp;quot;Alarmed Pixels&amp;quot;.  Then the first analysis is done.  If this analysis determines a not-changed state, then we exit with that conclusion.&lt;br /&gt;
&lt;br /&gt;
If Alarm_Check Method is &amp;quot;Filtered Pixels&amp;quot;, then after processing the &amp;quot;Alarmed Pixels&amp;quot; tests (and getting a result that the image has changed), another processing is done, based on the Filtering Parameters.  If this analysis determines a not-changed state, then we exit with that conclusion.&lt;br /&gt;
&lt;br /&gt;
If Alarm_Check Method is &amp;quot;Blobs&amp;quot;, then after processing the &amp;quot;Filtered Pixels&amp;quot; tests above (and getting a result that the image has changed), another processing is done, based on the blob parameters.  If this analysis determines a not-changed state, then we exit with that conclusion.&lt;br /&gt;
&lt;br /&gt;
Otherwise, we have a changed image, and an alarmed condition, and the images are captured.&lt;/div&gt;</summary>
		<author><name>Tburt11</name></author>
	</entry>
	<entry>
		<id>http://wiki.staging.zoneminder.com/index.php?title=General_Notes&amp;diff=2032</id>
		<title>General Notes</title>
		<link rel="alternate" type="text/html" href="http://wiki.staging.zoneminder.com/index.php?title=General_Notes&amp;diff=2032"/>
		<updated>2007-06-18T18:27:57Z</updated>

		<summary type="html">&lt;p&gt;Tburt11: /* Zone Configurations and Fine Tunings */&lt;/p&gt;
&lt;hr /&gt;
&lt;div&gt;==Zoneminder Build Notes==&lt;br /&gt;
==== Required for Building ====&lt;br /&gt;
* MySQL [http://www.lamphowto.com  www.lamphowto.com] Notes on compiling MySQL from source&lt;br /&gt;
* OpenSSL&lt;br /&gt;
* PHP&lt;br /&gt;
* Apache&lt;br /&gt;
* Perl/Libperl&lt;br /&gt;
./configure will complain if anything is missing.&lt;br /&gt;
&lt;br /&gt;
==== Installing from Source ====&lt;br /&gt;
* http://www.zoneminder.com/fileadmin/downloads/README.html&amp;lt;br&amp;gt;&lt;br /&gt;
* http://www.zoneminder.com/forums/viewtopic.php?t=5715&amp;lt;br&amp;gt;&lt;br /&gt;
* http://www.zoneminder.com/forums/viewtopic.php?t=5929&amp;lt;br&amp;gt;&lt;br /&gt;
:./configure --with-mysql=/usr/local/mysql&lt;br /&gt;
:--with-ffmpeg=/home/src/ffmpeg-0.4.9-pre1&lt;br /&gt;
:--with-lame=/home/src/lame-3.96.1/libmp3lame&lt;br /&gt;
:--with-webdir=/home/sites/Security.658Ridgecrest.com/web&lt;br /&gt;
:--with-cgidir=/home/sites/Security.658Ridgecrest.com/web&lt;br /&gt;
:--with-webuser=httpd &lt;br /&gt;
:--with-webgroup=httpd&lt;br /&gt;
:--with-libarch=lib &lt;br /&gt;
:--enable-debug=yes &lt;br /&gt;
OR&lt;br /&gt;
:./configure --with-webdir=/var/www/htdocs/ZM&lt;br /&gt;
:--with-cgidir=/var/www/cgi-bin --sysconfdir=/etc&lt;br /&gt;
:--with-webuser=httpd&lt;br /&gt;
:--with-webgroup=httpd&lt;br /&gt;
OR&lt;br /&gt;
* http://www.zoneminder.com/forums/viewtopic.php?t=6053&lt;br /&gt;
:./configure --with-webdir=/var/www/html/zm &lt;br /&gt;
:--with-cgidir=/var/www/cgi-bin ZM_DB_PASS=&amp;lt;password&amp;gt; &lt;br /&gt;
&lt;br /&gt;
==== Create and Populate the Database ====&lt;br /&gt;
* http://www.zoneminder.com/forums/viewtopic.php?t=5754&amp;lt;br&amp;gt;&lt;br /&gt;
* http://www.zoneminder.com/forums/viewtopic.php?t=6023&amp;lt;br&amp;gt;&lt;br /&gt;
&amp;lt;code&amp;gt;&lt;br /&gt;
:mysql mysql &amp;lt; db/zm_create.sql&lt;br /&gt;
:mysql mysql&lt;br /&gt;
:&amp;gt; grant select,insert,update,delete on &amp;lt;database name&amp;gt;.* to &amp;#039;&amp;lt;database user&amp;gt;&amp;#039;@localhost identified by &amp;#039;&amp;lt;database password&amp;gt;&amp;#039;;&lt;br /&gt;
:&amp;gt; quit&lt;br /&gt;
: mysqladmin reload&amp;lt;/code&amp;gt;&lt;br /&gt;
&lt;br /&gt;
==== Misc Notes (Anyone care to categorize?) ====&lt;br /&gt;
Check zone.conf or zm.conf. Check that there are no bogus vesions of this file lying around. &amp;lt;br&amp;gt;&lt;br /&gt;
&amp;quot;nobody&amp;quot; doesn&amp;#039;t have shell access, choose a different Apache alias like &amp;quot;httpd&amp;quot;. &amp;lt;br&amp;gt;&lt;br /&gt;
zmdc.log or /var/log/messages log any errors.&amp;lt;br&amp;gt;&lt;br /&gt;
zm.sock file must be able to be created.&lt;br /&gt;
&lt;br /&gt;
==Apache ==&lt;br /&gt;
&lt;br /&gt;
==== Permissions Problems ====&lt;br /&gt;
* http://www.zoneminder.com/forums/viewtopic.php?t=5642&lt;br /&gt;
&amp;lt;code&amp;gt;sudo -u apache /etc/rc.d/rc.zoneminder start&amp;lt;/code&amp;gt;&lt;br /&gt;
** now.. zmc and zma is running on user apache&lt;br /&gt;
&lt;br /&gt;
==== su Issue ====&lt;br /&gt;
http://www.zoneminder.com/forums/viewtopic.php?t=5652&lt;br /&gt;
&lt;br /&gt;
==== Allowing CGI Execution (REQUIRED for ZM) ====&lt;br /&gt;
http://www.zoneminder.com/forums/viewtopic.php?t=5853&lt;br /&gt;
*/usr/local/etc/zm.conf  must exist and what process owns it.&lt;br /&gt;
webuser and webgroup must be correct for apache to have ownership over zm.conf&lt;br /&gt;
&lt;br /&gt;
==BIOS Issues==&lt;br /&gt;
Turning off ACPI power management in the BIOS may help alleviate some issues with ZoneMinder and capture hardware. &lt;br /&gt;
&lt;br /&gt;
&lt;br /&gt;
==Brightness control==&lt;br /&gt;
* http://www.zoneminder.com/forums/viewtopic.php?t=3953&lt;br /&gt;
* http://www.zoneminder.com/forums/viewtopic.php?t=5680&lt;br /&gt;
* http://www.zoneminder.com/forums/viewtopic.php?t=3657&lt;br /&gt;
&lt;br /&gt;
== Contribs Forum==&lt;br /&gt;
The [http://www.zoneminder.com/forums/viewforum.php?f=9 contribs forum] contains contributions from ZoneMinder users like yourself!&lt;br /&gt;
&lt;br /&gt;
==Cambozola==&lt;br /&gt;
Cambozola is a Java plugin that decodes multipart JPEG streams. Mozilla-based browser have native support, so this plugin is for browsers like Internet Explorer that lack that support.&lt;br /&gt;
&lt;br /&gt;
To install Cambozola for use in zm, Download the cambozola.jar file from the Downloads page or directly from the charliemouse website. If you download from charliemouse you will need to extract the one file (cambozola.jar) from the archive. Place cambozola.jar in the ZM root web directory (so if your web pages for ZM is installed at /var/www/html/zm the file should go there as well). Now all thats left to be done is to enable it in ZM goto options and under the web tab check that cambozola is enabled. Thats it, you&amp;#039;r done.&lt;br /&gt;
&lt;br /&gt;
* http://www.zoneminder.com/forums/viewtopic.php?t=5745&lt;br /&gt;
* http://www.zoneminder.com/forums/viewtopic.php?t=6320&lt;br /&gt;
&lt;br /&gt;
==Capture Card Issues==&lt;br /&gt;
==== Image is Flipped ====&lt;br /&gt;
* Applies to 4 inputs on one chip:&lt;br /&gt;
**http://www.zoneminder.com/forums/viewtopic.php?t=6042&lt;br /&gt;
&lt;br /&gt;
==== Scrambled Images ====&lt;br /&gt;
* Applies to 4 inputs on one chip, using lspci and dmesg to determine hardware.&lt;br /&gt;
**http://www.zoneminder.com/forums/viewtopic.php?t=6024&lt;br /&gt;
&lt;br /&gt;
==CAUSE NOTES field section==&lt;br /&gt;
*http://www.zoneminder.com/forums/viewtopic.php?t=6065&lt;br /&gt;
&lt;br /&gt;
==Database MySQL==&lt;br /&gt;
==== Create a New Database ==== &lt;br /&gt;
* http://www.zoneminder.com/forums/viewtopic.php?t=5754&lt;br /&gt;
&lt;br /&gt;
==== Repair a Database ==== &lt;br /&gt;
* http://www.zoneminder.com/forums/viewtopic.php?t=5657&lt;br /&gt;
* http://www.zoneminder.com/forums/viewtopic.php?t=5845&lt;br /&gt;
&lt;br /&gt;
==== Backup a Database ====&lt;br /&gt;
In Ubuntu and other modern distributions you can install MySQL administrator GUI.&lt;br /&gt;
&lt;br /&gt;
the default login is :-&amp;lt;br&amp;gt;&lt;br /&gt;
Server Hostname ---- localhost&amp;lt;br&amp;gt;Username ---- Root&amp;lt;br&amp;gt;Password ----- (Blank, no password)&lt;br /&gt;
&lt;br /&gt;
In here, there is backup and restore functions. The backup can also be scheduled.&lt;br /&gt;
&lt;br /&gt;
==== Delete Databases/Tables ====&lt;br /&gt;
&lt;br /&gt;
==== Database Tricks/Tips ==== &lt;br /&gt;
* My personal recommendation is to try converting your database over to INNODB tables.&lt;br /&gt;
** Researching the web I found this to be faster for larger tables (as events grow) and much more reliable. &lt;br /&gt;
* http://www.zoneminder.com/forums/viewtopic.php?t=6000&lt;br /&gt;
* http://www.zoneminder.com/forums/viewtopic.php?t=6143&lt;br /&gt;
* http://www.zoneminder.com/forums/viewtopic.php?t=5657&lt;br /&gt;
* http://www.zoneminder.com/forums/viewtopic.php?t=6095&lt;br /&gt;
&lt;br /&gt;
====Update Database After Installing from RPM&amp;#039;s====&lt;br /&gt;
* http://www.zoneminder.com/forums/viewtopic.php?t=5887&lt;br /&gt;
&lt;br /&gt;
== ffmpeg ==&lt;br /&gt;
*Install ffmpeg for Fedora with&lt;br /&gt;
yum -i  ffmpeg&amp;lt;br&amp;gt;&lt;br /&gt;
yum -i ffmpeg-devel&lt;br /&gt;
&lt;br /&gt;
*Install ffmpeg and ffmpeg-devel on Fedore4&lt;br /&gt;
**http://www.zoneminder.com/forums/viewtopic.php?t=5601&lt;br /&gt;
&amp;lt;code&amp;gt;&lt;br /&gt;
rpm -ivh http://rpm.livna.org/livna-release4.rpm&lt;br /&gt;
yum install ffmpeg ffmpeg-devel&lt;br /&gt;
&amp;lt;/code&amp;gt;&lt;br /&gt;
Place the devel stuff in /usr/include/ffmpeg&lt;br /&gt;
Now configure, make, make install&lt;br /&gt;
&lt;br /&gt;
*http://www.zoneminder.com/forums/viewtopic.php?t=5576&amp;amp;sid=4e7192b74fe4306e341e9c4036727f7b&lt;br /&gt;
*After getting ffmpeg from CVS, do:&lt;br /&gt;
&amp;lt;code&amp;gt;./configure , make,  make install, make installibs&amp;lt;/code&amp;gt;&lt;br /&gt;
&lt;br /&gt;
==Increase Image size==&lt;br /&gt;
If you increase the image size on a camera, it&amp;#039;s always best to close down any streams and restart ZM to make sure that all memory is released.&lt;br /&gt;
http://www.zoneminder.com/forums/viewtopic.php?t=7049&lt;br /&gt;
&lt;br /&gt;
==Image display problems==&lt;br /&gt;
http://www.zoneminder.com/forums/viewtopic.php?t=6027&lt;br /&gt;
&lt;br /&gt;
Also remember you may need to increase your &amp;#039;shared memory&amp;#039;. See the FAQ for details&lt;br /&gt;
&lt;br /&gt;
==Firefox, Colorzilla Extensions==&lt;br /&gt;
http://www.zoneminder.com/forums/viewtopic.php?t=5647&lt;br /&gt;
&lt;br /&gt;
==Kodicom Capture Cards==&lt;br /&gt;
* http://www.zoneminder.com/forums/viewtopic.php?t=5640&lt;br /&gt;
* http://www.zoneminder.com/forums/viewtopic.php?t=4130&lt;br /&gt;
* http://www.zoneminder.com/forums/viewtopic.php?t=6158&lt;br /&gt;
*KMC-8800 8-chip bt878 capture card&lt;br /&gt;
** http://www.zoneminder.com/forums/viewtopic.php?t=5609&lt;br /&gt;
** http://www.linuxtv.org/v4lwiki/index.php/Kodicom_4400R&lt;br /&gt;
** http://www.zoneminder.com/forums/viewtopic.php?t=6012&lt;br /&gt;
&lt;br /&gt;
*modprobe.conf file&lt;br /&gt;
**http://www.zoneminder.com/forums/viewtopic.php?t=5508&amp;amp;postdays=0&amp;amp;postorder=asc&amp;amp;start=15&lt;br /&gt;
** http://www.zoneminder.com/forums/viewtopic.php?t=6024&lt;br /&gt;
Edit your /etc/modprobe.conf file and add this line:&amp;lt;br&amp;gt;&lt;br /&gt;
options bttv card=77&amp;lt;br&amp;gt;&lt;br /&gt;
*http://www.linux.com/howtos/Webcam-HOWTO/dev-intro.shtml&lt;br /&gt;
*http://www.zoneminder.com/forums/viewtopic.php?t=6892&lt;br /&gt;
All screens must be the same resolution.&lt;br /&gt;
&lt;br /&gt;
*bttv settings &lt;br /&gt;
**http://www.zoneminder.com/forums/viewtopic.php?t=5603&amp;amp;sid=4e7192b74fe4306e341e9c4036727f7b&lt;br /&gt;
&lt;br /&gt;
note that under ubuntu that the file to edit is /etc/modprobe.d/aliases.&lt;br /&gt;
&lt;br /&gt;
==Logitech USB QuickCam==&lt;br /&gt;
*I&amp;#039;m using FC4 and had a similiar problem with a quickcam 4000.&lt;br /&gt;
I guess you are using the default module supplied with CentOS. I think, not sure about this though, that it is missing some capabilities. So I installed the pwc module (http://www.saillard.org/linux/pwc/INSTALL.en) and these crashes stopped.&lt;br /&gt;
http://www.zoneminder.com/forums/viewtopic.php?t=5906&lt;br /&gt;
&lt;br /&gt;
&lt;br /&gt;
==Message Logs==&lt;br /&gt;
http://www.zoneminder.com/forums/viewtopic.php?t=5771&lt;br /&gt;
&lt;br /&gt;
==Memory Problems/Tweaks==&lt;br /&gt;
*http://www.zoneminder.com/forums/viewtopic.php?t=6242&lt;br /&gt;
*Shared memory setting must be high.&lt;br /&gt;
**http://www.zoneminder.com/forums/viewtopic.php?t=6024&lt;br /&gt;
&lt;br /&gt;
==SELinux Issues==&lt;br /&gt;
*http://www.zoneminder.com/forums/viewtopic.php?t=6337&lt;br /&gt;
*http://www.zoneminder.com/forums/viewtopic.php?t=4836&lt;br /&gt;
*http://www.zoneminder.com/forums/viewtopic.php?t=6147&lt;br /&gt;
&amp;lt;code&amp;gt;&lt;br /&gt;
cat sysctl.conf&lt;br /&gt;
# Disable response to broadcasts.&lt;br /&gt;
# You don&amp;#039;t want yourself becoming a Smurf amplifier.&lt;br /&gt;
net.ipv4.icmp_echo_ignore_broadcasts = 1&lt;br /&gt;
# enable route verification on all interfaces&lt;br /&gt;
net.ipv4.conf.all.rp_filter = 1&lt;br /&gt;
# enable ipV6 forwarding&lt;br /&gt;
#net.ipv6.conf.all.forwarding = 1&lt;br /&gt;
kernel.shmall = 134217728&lt;br /&gt;
kernel.shmmax = 134217728&lt;br /&gt;
&amp;lt;/code&amp;gt;&lt;br /&gt;
* http://www.zoneminder.com/forums/viewtopic.php?t=6000&lt;br /&gt;
&lt;br /&gt;
==Mocord, Record, Modect==&lt;br /&gt;
http://www.zoneminder.com/forums/viewtopic.php?t=6120&lt;br /&gt;
&lt;br /&gt;
==External Triggering==&lt;br /&gt;
====zmtrigger.pl====&lt;br /&gt;
(Could use your help here)&lt;br /&gt;
&lt;br /&gt;
==Modprobe==&lt;br /&gt;
modprobe.conf &lt;br /&gt;
mod = 133 or something like that for Kodicom&lt;br /&gt;
http://www.zoneminder.com/forums/viewtopic.php?t=5603&lt;br /&gt;
&lt;br /&gt;
==Official ZoneMinder Manual==&lt;br /&gt;
http://www.zoneminder.com/fileadmin/downloads/README.html&lt;br /&gt;
&lt;br /&gt;
==MMS Gateway and API Aoftware==&lt;br /&gt;
GPRS or HTTP a Jpeg image to the MMS gateway server which in turn sends the image to a mobile phone&lt;br /&gt;
*http://www.redcoal.com/&lt;br /&gt;
*http://www.zoneminder.com/forums/viewtopic.php?t=6101&lt;br /&gt;
*http://wurfl.sourceforge.net/&lt;br /&gt;
*http://www.mig.co.za&lt;br /&gt;
&lt;br /&gt;
==Multiple zones==&lt;br /&gt;
http://www.zoneminder.com/forums/viewtopic.php?t=6079&lt;br /&gt;
&lt;br /&gt;
==Perl Package zmpgk.pl==&lt;br /&gt;
*http://www.zoneminder.com/forums/viewtopic.php?t=5801&lt;br /&gt;
&lt;br /&gt;
==Roundrobin==&lt;br /&gt;
*http://www.zoneminder.com/forums/viewtopic.php?t=5658&lt;br /&gt;
&lt;br /&gt;
==Remote Camera Source/ Using Another ZM Box as a Source====&lt;br /&gt;
*http://www.zoneminder.com/forums/viewtopic.php?t=5549&lt;br /&gt;
*http://www.zoneminder.com/forums/viewtopic.php?t=5595&lt;br /&gt;
*http://www.zoneminder.com/forums/viewtopic.php?t=5549&lt;br /&gt;
&lt;br /&gt;
==Simultaneous connections (number off ) to Web browser==&lt;br /&gt;
*http://www.zoneminder.com/forums/viewtopic.php?t=6765&lt;br /&gt;
&lt;br /&gt;
==Streaming ==&lt;br /&gt;
*rtp and raw streaming&lt;br /&gt;
http://www.zoneminder.com/forums/viewtopic.php?t=5572&lt;br /&gt;
&lt;br /&gt;
==Settings==&lt;br /&gt;
*&amp;quot;disable farm out writing of images&amp;quot; if frame capture errors appear in log.&amp;lt;br&amp;gt;&lt;br /&gt;
** http://www.zoneminder.com/forums/viewtopic.php?t=5992&lt;br /&gt;
&lt;br /&gt;
*color pallet, video hieght, or video width. Try starting with 320x240 (assuming ntsc) and try different pallets. &lt;br /&gt;
**http://www.zoneminder.com/forums/viewtopic.php?t=6027&amp;amp;sid=9a52386394831b24741c67ba70cc1507&lt;br /&gt;
&lt;br /&gt;
==Timelapsed video==&lt;br /&gt;
http://www.zoneminder.com/forums/viewtopic.php?t=6049&lt;br /&gt;
&lt;br /&gt;
==Vehicle Detection Links==&lt;br /&gt;
*http://www.zoneminder.com/forums/viewtopic.php?t=5858&lt;br /&gt;
*http://www.zoneminder.com/forums/viewtopic.php?t=5184&amp;amp;highlight=truck+intersection&lt;br /&gt;
*http://www.cnssystems.ca/&lt;br /&gt;
&lt;br /&gt;
*All things are possible and the example someone posted a while back of detecting trucks and buses, but not cars, passing over a distant intersection is probably appropriate for you. What I would suggest you need are quite high pixel differences (indicating difference from the background) and pretty small counts of changed pixels or blob sizes. You might find it useful to turn on diagnostic images initially (and only for a while as they slow everything down a lot) which will output what ZM thinks the differences etc are are in the images.&lt;br /&gt;
&lt;br /&gt;
==Water marked==&lt;br /&gt;
http://www.zoneminder.com/forums/viewtopic.php?t=4591&amp;amp;highlight=watermark&lt;br /&gt;
http://www.zoneminder.com/forums/viewtopic.php?t=4188&amp;amp;highlight=watermark&lt;br /&gt;
&lt;br /&gt;
==xawtv ==&lt;br /&gt;
*http://www.zoneminder.com/forums/viewtopic.php?t=5696&lt;br /&gt;
what from xawtv -hwscan?&lt;br /&gt;
xawtv -device /dev/video?&lt;br /&gt;
&lt;br /&gt;
==zmc daemon captures the images==&lt;br /&gt;
*http://www.zoneminder.com/forums/viewtopic.php?t=6146&lt;br /&gt;
&lt;br /&gt;
==Zone Configurations and Fine Tunings==&lt;br /&gt;
&lt;br /&gt;
* This section needs alot of work.  Please contribute as much as you can!&lt;br /&gt;
&lt;br /&gt;
Once you have Zoneminder up and running and all your cameras recording events, it then becomes important to fine tune your zones so that you record all of the events that are important to you, and just as important, NOT record events that are not important.&lt;br /&gt;
&lt;br /&gt;
There are many parameters to be adjusted.  So many, in fact, that it is easy to change just a few parameters, and create a config that does not do what you want at all.  It is all so confusing.  Here, we will attempt to document some basic configs, and explain in some detail the effects that each parameter will have and how each parameter relates to the other parameters.&lt;br /&gt;
&lt;br /&gt;
The Documentation page offers some help in understanding how these parameters are related and important.  You can view the online documentation here:&lt;br /&gt;
&lt;br /&gt;
[http://www.zoneminder.com/fileadmin/downloads/README.html#_Toc151468571  Zone Config Documentation]&lt;br /&gt;
&lt;br /&gt;
[[Zone Parameter Explanations version 1.21]]&lt;br /&gt;
&lt;br /&gt;
[[Zone Parameter Explanations version 1.22]]&lt;br /&gt;
&lt;br /&gt;
[[Zone Analysis Pseudo Algorithm]]&lt;br /&gt;
&lt;br /&gt;
[[Zone Configuration Basics]]&lt;br /&gt;
&lt;br /&gt;
[[Zone Configuration Advanced]]&lt;br /&gt;
&lt;br /&gt;
[[Special Situation Configs]]&lt;/div&gt;</summary>
		<author><name>Tburt11</name></author>
	</entry>
	<entry>
		<id>http://wiki.staging.zoneminder.com/index.php?title=Zone_Parameter_Explanations_version_1.22&amp;diff=2031</id>
		<title>Zone Parameter Explanations version 1.22</title>
		<link rel="alternate" type="text/html" href="http://wiki.staging.zoneminder.com/index.php?title=Zone_Parameter_Explanations_version_1.22&amp;diff=2031"/>
		<updated>2007-06-18T03:11:24Z</updated>

		<summary type="html">&lt;p&gt;Tburt11: &lt;/p&gt;
&lt;hr /&gt;
&lt;div&gt;===Zone Parameter Explanations===&lt;br /&gt;
*Note:  This area is complex and needs alot of work.  Please help in any way that you can!&lt;br /&gt;
&lt;br /&gt;
==Name==&lt;br /&gt;
Each Zone can be named for reference purposes.  Choose a name that helps you identify your zones.&lt;br /&gt;
&lt;br /&gt;
==Type==&lt;br /&gt;
*Active - &lt;br /&gt;
&lt;br /&gt;
*Inclusive - &lt;br /&gt;
&lt;br /&gt;
*Exclusive -&lt;br /&gt;
&lt;br /&gt;
*Preclusive - &lt;br /&gt;
&lt;br /&gt;
*Inactive -&lt;br /&gt;
&lt;br /&gt;
==Units==&lt;br /&gt;
&lt;br /&gt;
*Pixels - Selecting this option will allow many of the following values to be entered (or viewed) in units of pixels.&lt;br /&gt;
&lt;br /&gt;
*Percentage -  Selecting this option will allow may of the following values to be entered (orviewed) as a percentage.&lt;br /&gt;
&lt;br /&gt;
==Minimum X - Minimum Y - Maximum X - Maximum Y==&lt;br /&gt;
Use these parameters to define the X,Y coordinates of the corners of the zone that is to be defined.&lt;br /&gt;
&lt;br /&gt;
==Alarm Colour==&lt;br /&gt;
&lt;br /&gt;
These parameters can be used to indvidually colorize the zone overlay pattern.  By default, red is the active zone and green is the ??? zone.&lt;/div&gt;</summary>
		<author><name>Tburt11</name></author>
	</entry>
	<entry>
		<id>http://wiki.staging.zoneminder.com/index.php?title=Zone_Parameter_Explanations_version_1.21&amp;diff=2030</id>
		<title>Zone Parameter Explanations version 1.21</title>
		<link rel="alternate" type="text/html" href="http://wiki.staging.zoneminder.com/index.php?title=Zone_Parameter_Explanations_version_1.21&amp;diff=2030"/>
		<updated>2007-06-18T03:09:07Z</updated>

		<summary type="html">&lt;p&gt;Tburt11: &lt;/p&gt;
&lt;hr /&gt;
&lt;div&gt;===Zone Parameter Explanations===&lt;br /&gt;
*Note:  This area is complex and needs alot of work.  Please help in any way that you can!&lt;br /&gt;
&lt;br /&gt;
==Name==&lt;br /&gt;
Each Zone can be named for reference purposes.  Choose a name that helps you identify your zones.&lt;br /&gt;
&lt;br /&gt;
==Type==&lt;br /&gt;
*Active - &lt;br /&gt;
&lt;br /&gt;
*Inclusive - &lt;br /&gt;
&lt;br /&gt;
*Exclusive -&lt;br /&gt;
&lt;br /&gt;
*Preclusive - &lt;br /&gt;
&lt;br /&gt;
*Inactive -&lt;br /&gt;
&lt;br /&gt;
==Units==&lt;br /&gt;
&lt;br /&gt;
*Pixels - Selecting this option will allow many of the following values to be entered (or viewed) in units of pixels.&lt;br /&gt;
&lt;br /&gt;
*Percentage -  Selecting this option will allow may of the following values to be entered (orviewed) as a percentage.&lt;br /&gt;
&lt;br /&gt;
==Minimum X - Minimum Y - Maximum X - Maximum Y==&lt;br /&gt;
Use these parameters to define the X,Y coordinates of the corners of the zone that is to be defined.&lt;br /&gt;
&lt;br /&gt;
==Alarm Colour==&lt;br /&gt;
&lt;br /&gt;
These parameters can be used to indvidually colorize the zone overlay pattern.  By default, red is the active zone and green is the ??? zone.&lt;br /&gt;
&lt;br /&gt;
==Alarm Check Method==&lt;br /&gt;
*Alarmed Pixels -&lt;br /&gt;
&lt;br /&gt;
Choosing this Check Method will grey out many of the available parameters.  This can simplify the tuning process, and could possibly be a better starting point for learning to adjust the many advanced parameters that are enabled with the other options. &lt;br /&gt;
&lt;br /&gt;
*Filtered Pixels - &lt;br /&gt;
&lt;br /&gt;
Choosing this Check Method opens up the Filtered parameters for adjustment in addition to the Alarmed Pixels above.  This should give more accuracy, once you know how to adjust the various parameters and assist with eliminating false alarms and triggering on desired conditions.&lt;br /&gt;
&lt;br /&gt;
*Blob Pixels - &lt;br /&gt;
&lt;br /&gt;
Choosing this Check Methos opens up all of the available parameters.  Enabling Blobs provides one more analysis for determination of what is a valid alarm and what is not.&lt;br /&gt;
&lt;br /&gt;
==Minimum Pixel Threshold==&lt;br /&gt;
These setting are used to define limits for the difference in value between a pixel and its predecessor in the reference image.&lt;br /&gt;
&lt;br /&gt;
I believe that this value (and the Maximum value as well) defines the amount of change that a single pixel must undergo, from the prior image (the reference image) and the current image, in order for the pixel to have been considered to have changed.&lt;br /&gt;
&lt;br /&gt;
Small abberations in lighting or auto exposure camera adjustments may cause the explicit value of a pixel to vary by small amounts from image to image.  This parameter allows you to set the limits of what will be considered a &amp;quot;changed pixel&amp;quot;.  For example, if your camera points to a blank white wall, and you raise a black colored item into view, then the change in any one pixel will be great, indeed, extreme.  If however, you raise a white piece of paper, then the change that an individual pixes sees will be more subtle.  Setting this minimum value too high, may allow a white cat to walk undetected across the view of the white wall.&lt;br /&gt;
&lt;br /&gt;
The default value for this parameter is X%.  Generally, this value may range in the 5% to 15% range.&lt;br /&gt;
&lt;br /&gt;
==Maximum Pixel Threshold==&lt;br /&gt;
See the Minimum Pixel Threshold (above) for some explanation.&lt;br /&gt;
&lt;br /&gt;
The default value for this parameter is 0% or 0 (zero) pixels, which disables the check.  In other words, a pixel that changes from extreme white to extreme black will always be considered to be changed.  This value is probably best left at a value of 0 (zero).&lt;br /&gt;
&lt;br /&gt;
==Minimum Alarmed Area==&lt;br /&gt;
&lt;br /&gt;
==Maximum Alarmed Area==&lt;br /&gt;
&lt;br /&gt;
==Filter Width and Filter Height (pixels)==&lt;br /&gt;
This parameter is always specified in Pixels, even when Percentages are the selected units.&lt;br /&gt;
&lt;br /&gt;
This parameter defines a group of pixels and should always be an odd number.  &lt;br /&gt;
&lt;br /&gt;
3 x 3 is the default value, and 5 x 5 is also suggested as another valid option.  It is suggested that these numbers be small in number.  &lt;br /&gt;
&lt;br /&gt;
==Minimum Filtered Area==&lt;br /&gt;
&lt;br /&gt;
* This value should always be equal to or less than the Minimum Alarmed Area&lt;br /&gt;
&lt;br /&gt;
==Maximum Filtered Area==&lt;br /&gt;
&lt;br /&gt;
* This value should always be equal to or less than the Maximum Alarmed Area&lt;br /&gt;
&lt;br /&gt;
==Minimum Blob Area==&lt;br /&gt;
* The following Blob parameters are only available if you have selected &amp;quot;Blobs&amp;quot; as the &amp;quot;Alarm Check Method&amp;quot; above.&lt;br /&gt;
&lt;br /&gt;
When two or more Filtered areas touch or share a boundary, they probably should be evaluated as one contiguous area and not as separate entities.  A Blob is the coalesced or consolodated area of multiple filtered areas.&lt;br /&gt;
&lt;br /&gt;
The Minimum blob area the smallest area that would be considered to be a blob.&lt;br /&gt;
&lt;br /&gt;
==Maximum Blob Area==&lt;br /&gt;
This parameter is probably best left at the default value of 0 (zero) or disabled.&lt;br /&gt;
&lt;br /&gt;
==Minimum Blobs==&lt;br /&gt;
Normally, you would want any single blob to trigger an event, so the default value of 1 (one) should suffice.  In some circumstances, it may benefit to have only one blob NOT trigger an event, in which case, setting this value to 2 or higher may serve some special purpose.&lt;br /&gt;
&lt;br /&gt;
==Maximum Blobs==&lt;br /&gt;
I believe that the usefulness of this parameter is negligible.  Normally set to 0 (zero), it is probably best left at that value.&lt;/div&gt;</summary>
		<author><name>Tburt11</name></author>
	</entry>
	<entry>
		<id>http://wiki.staging.zoneminder.com/index.php?title=General_Notes&amp;diff=2029</id>
		<title>General Notes</title>
		<link rel="alternate" type="text/html" href="http://wiki.staging.zoneminder.com/index.php?title=General_Notes&amp;diff=2029"/>
		<updated>2007-06-18T03:08:26Z</updated>

		<summary type="html">&lt;p&gt;Tburt11: &lt;/p&gt;
&lt;hr /&gt;
&lt;div&gt;==Zoneminder Build Notes==&lt;br /&gt;
==== Required for Building ====&lt;br /&gt;
* MySQL [http://www.lamphowto.com  www.lamphowto.com] Notes on compiling MySQL from source&lt;br /&gt;
* OpenSSL&lt;br /&gt;
* PHP&lt;br /&gt;
* Apache&lt;br /&gt;
* Perl/Libperl&lt;br /&gt;
./configure will complain if anything is missing.&lt;br /&gt;
&lt;br /&gt;
==== Installing from Source ====&lt;br /&gt;
* http://www.zoneminder.com/fileadmin/downloads/README.html&amp;lt;br&amp;gt;&lt;br /&gt;
* http://www.zoneminder.com/forums/viewtopic.php?t=5715&amp;lt;br&amp;gt;&lt;br /&gt;
* http://www.zoneminder.com/forums/viewtopic.php?t=5929&amp;lt;br&amp;gt;&lt;br /&gt;
:./configure --with-mysql=/usr/local/mysql&lt;br /&gt;
:--with-ffmpeg=/home/src/ffmpeg-0.4.9-pre1&lt;br /&gt;
:--with-lame=/home/src/lame-3.96.1/libmp3lame&lt;br /&gt;
:--with-webdir=/home/sites/Security.658Ridgecrest.com/web&lt;br /&gt;
:--with-cgidir=/home/sites/Security.658Ridgecrest.com/web&lt;br /&gt;
:--with-webuser=httpd &lt;br /&gt;
:--with-webgroup=httpd&lt;br /&gt;
:--with-libarch=lib &lt;br /&gt;
:--enable-debug=yes &lt;br /&gt;
OR&lt;br /&gt;
:./configure --with-webdir=/var/www/htdocs/ZM&lt;br /&gt;
:--with-cgidir=/var/www/cgi-bin --sysconfdir=/etc&lt;br /&gt;
:--with-webuser=httpd&lt;br /&gt;
:--with-webgroup=httpd&lt;br /&gt;
OR&lt;br /&gt;
* http://www.zoneminder.com/forums/viewtopic.php?t=6053&lt;br /&gt;
:./configure --with-webdir=/var/www/html/zm &lt;br /&gt;
:--with-cgidir=/var/www/cgi-bin ZM_DB_PASS=&amp;lt;password&amp;gt; &lt;br /&gt;
&lt;br /&gt;
==== Create and Populate the Database ====&lt;br /&gt;
* http://www.zoneminder.com/forums/viewtopic.php?t=5754&amp;lt;br&amp;gt;&lt;br /&gt;
* http://www.zoneminder.com/forums/viewtopic.php?t=6023&amp;lt;br&amp;gt;&lt;br /&gt;
&amp;lt;code&amp;gt;&lt;br /&gt;
:mysql mysql &amp;lt; db/zm_create.sql&lt;br /&gt;
:mysql mysql&lt;br /&gt;
:&amp;gt; grant select,insert,update,delete on &amp;lt;database name&amp;gt;.* to &amp;#039;&amp;lt;database user&amp;gt;&amp;#039;@localhost identified by &amp;#039;&amp;lt;database password&amp;gt;&amp;#039;;&lt;br /&gt;
:&amp;gt; quit&lt;br /&gt;
: mysqladmin reload&amp;lt;/code&amp;gt;&lt;br /&gt;
&lt;br /&gt;
==== Misc Notes (Anyone care to categorize?) ====&lt;br /&gt;
Check zone.conf or zm.conf. Check that there are no bogus vesions of this file lying around. &amp;lt;br&amp;gt;&lt;br /&gt;
&amp;quot;nobody&amp;quot; doesn&amp;#039;t have shell access, choose a different Apache alias like &amp;quot;httpd&amp;quot;. &amp;lt;br&amp;gt;&lt;br /&gt;
zmdc.log or /var/log/messages log any errors.&amp;lt;br&amp;gt;&lt;br /&gt;
zm.sock file must be able to be created.&lt;br /&gt;
&lt;br /&gt;
==Apache ==&lt;br /&gt;
&lt;br /&gt;
==== Permissions Problems ====&lt;br /&gt;
* http://www.zoneminder.com/forums/viewtopic.php?t=5642&lt;br /&gt;
&amp;lt;code&amp;gt;sudo -u apache /etc/rc.d/rc.zoneminder start&amp;lt;/code&amp;gt;&lt;br /&gt;
** now.. zmc and zma is running on user apache&lt;br /&gt;
&lt;br /&gt;
==== su Issue ====&lt;br /&gt;
http://www.zoneminder.com/forums/viewtopic.php?t=5652&lt;br /&gt;
&lt;br /&gt;
==== Allowing CGI Execution (REQUIRED for ZM) ====&lt;br /&gt;
http://www.zoneminder.com/forums/viewtopic.php?t=5853&lt;br /&gt;
*/usr/local/etc/zm.conf  must exist and what process owns it.&lt;br /&gt;
webuser and webgroup must be correct for apache to have ownership over zm.conf&lt;br /&gt;
&lt;br /&gt;
==BIOS Issues==&lt;br /&gt;
Turning off ACPI power management in the BIOS may help alleviate some issues with ZoneMinder and capture hardware. &lt;br /&gt;
&lt;br /&gt;
&lt;br /&gt;
==Brightness control==&lt;br /&gt;
* http://www.zoneminder.com/forums/viewtopic.php?t=3953&lt;br /&gt;
* http://www.zoneminder.com/forums/viewtopic.php?t=5680&lt;br /&gt;
* http://www.zoneminder.com/forums/viewtopic.php?t=3657&lt;br /&gt;
&lt;br /&gt;
== Contribs Forum==&lt;br /&gt;
The [http://www.zoneminder.com/forums/viewforum.php?f=9 contribs forum] contains contributions from ZoneMinder users like yourself!&lt;br /&gt;
&lt;br /&gt;
==Cambozola==&lt;br /&gt;
Cambozola is a Java plugin that decodes multipart JPEG streams. Mozilla-based browser have native support, so this plugin is for browsers like Internet Explorer that lack that support.&lt;br /&gt;
&lt;br /&gt;
To install Cambozola for use in zm, Download the cambozola.jar file from the Downloads page or directly from the charliemouse website. If you download from charliemouse you will need to extract the one file (cambozola.jar) from the archive. Place cambozola.jar in the ZM root web directory (so if your web pages for ZM is installed at /var/www/html/zm the file should go there as well). Now all thats left to be done is to enable it in ZM goto options and under the web tab check that cambozola is enabled. Thats it, you&amp;#039;r done.&lt;br /&gt;
&lt;br /&gt;
* http://www.zoneminder.com/forums/viewtopic.php?t=5745&lt;br /&gt;
* http://www.zoneminder.com/forums/viewtopic.php?t=6320&lt;br /&gt;
&lt;br /&gt;
==Capture Card Issues==&lt;br /&gt;
==== Image is Flipped ====&lt;br /&gt;
* Applies to 4 inputs on one chip:&lt;br /&gt;
**http://www.zoneminder.com/forums/viewtopic.php?t=6042&lt;br /&gt;
&lt;br /&gt;
==== Scrambled Images ====&lt;br /&gt;
* Applies to 4 inputs on one chip, using lspci and dmesg to determine hardware.&lt;br /&gt;
**http://www.zoneminder.com/forums/viewtopic.php?t=6024&lt;br /&gt;
&lt;br /&gt;
==CAUSE NOTES field section==&lt;br /&gt;
*http://www.zoneminder.com/forums/viewtopic.php?t=6065&lt;br /&gt;
&lt;br /&gt;
==Database MySQL==&lt;br /&gt;
==== Create a New Database ==== &lt;br /&gt;
* http://www.zoneminder.com/forums/viewtopic.php?t=5754&lt;br /&gt;
&lt;br /&gt;
==== Repair a Database ==== &lt;br /&gt;
* http://www.zoneminder.com/forums/viewtopic.php?t=5657&lt;br /&gt;
* http://www.zoneminder.com/forums/viewtopic.php?t=5845&lt;br /&gt;
&lt;br /&gt;
==== Backup a Database ====&lt;br /&gt;
In Ubuntu and other modern distributions you can install MySQL administrator GUI.&lt;br /&gt;
&lt;br /&gt;
the default login is :-&amp;lt;br&amp;gt;&lt;br /&gt;
Server Hostname ---- localhost&amp;lt;br&amp;gt;Username ---- Root&amp;lt;br&amp;gt;Password ----- (Blank, no password)&lt;br /&gt;
&lt;br /&gt;
In here, there is backup and restore functions. The backup can also be scheduled.&lt;br /&gt;
&lt;br /&gt;
==== Delete Databases/Tables ====&lt;br /&gt;
&lt;br /&gt;
==== Database Tricks/Tips ==== &lt;br /&gt;
* My personal recommendation is to try converting your database over to INNODB tables.&lt;br /&gt;
** Researching the web I found this to be faster for larger tables (as events grow) and much more reliable. &lt;br /&gt;
* http://www.zoneminder.com/forums/viewtopic.php?t=6000&lt;br /&gt;
* http://www.zoneminder.com/forums/viewtopic.php?t=6143&lt;br /&gt;
* http://www.zoneminder.com/forums/viewtopic.php?t=5657&lt;br /&gt;
* http://www.zoneminder.com/forums/viewtopic.php?t=6095&lt;br /&gt;
&lt;br /&gt;
====Update Database After Installing from RPM&amp;#039;s====&lt;br /&gt;
* http://www.zoneminder.com/forums/viewtopic.php?t=5887&lt;br /&gt;
&lt;br /&gt;
== ffmpeg ==&lt;br /&gt;
*Install ffmpeg for Fedora with&lt;br /&gt;
yum -i  ffmpeg&amp;lt;br&amp;gt;&lt;br /&gt;
yum -i ffmpeg-devel&lt;br /&gt;
&lt;br /&gt;
*Install ffmpeg and ffmpeg-devel on Fedore4&lt;br /&gt;
**http://www.zoneminder.com/forums/viewtopic.php?t=5601&lt;br /&gt;
&amp;lt;code&amp;gt;&lt;br /&gt;
rpm -ivh http://rpm.livna.org/livna-release4.rpm&lt;br /&gt;
yum install ffmpeg ffmpeg-devel&lt;br /&gt;
&amp;lt;/code&amp;gt;&lt;br /&gt;
Place the devel stuff in /usr/include/ffmpeg&lt;br /&gt;
Now configure, make, make install&lt;br /&gt;
&lt;br /&gt;
*http://www.zoneminder.com/forums/viewtopic.php?t=5576&amp;amp;sid=4e7192b74fe4306e341e9c4036727f7b&lt;br /&gt;
*After getting ffmpeg from CVS, do:&lt;br /&gt;
&amp;lt;code&amp;gt;./configure , make,  make install, make installibs&amp;lt;/code&amp;gt;&lt;br /&gt;
&lt;br /&gt;
==Increase Image size==&lt;br /&gt;
If you increase the image size on a camera, it&amp;#039;s always best to close down any streams and restart ZM to make sure that all memory is released.&lt;br /&gt;
http://www.zoneminder.com/forums/viewtopic.php?t=7049&lt;br /&gt;
&lt;br /&gt;
==Image display problems==&lt;br /&gt;
http://www.zoneminder.com/forums/viewtopic.php?t=6027&lt;br /&gt;
&lt;br /&gt;
Also remember you may need to increase your &amp;#039;shared memory&amp;#039;. See the FAQ for details&lt;br /&gt;
&lt;br /&gt;
==Firefox, Colorzilla Extensions==&lt;br /&gt;
http://www.zoneminder.com/forums/viewtopic.php?t=5647&lt;br /&gt;
&lt;br /&gt;
==Kodicom Capture Cards==&lt;br /&gt;
* http://www.zoneminder.com/forums/viewtopic.php?t=5640&lt;br /&gt;
* http://www.zoneminder.com/forums/viewtopic.php?t=4130&lt;br /&gt;
* http://www.zoneminder.com/forums/viewtopic.php?t=6158&lt;br /&gt;
*KMC-8800 8-chip bt878 capture card&lt;br /&gt;
** http://www.zoneminder.com/forums/viewtopic.php?t=5609&lt;br /&gt;
** http://www.linuxtv.org/v4lwiki/index.php/Kodicom_4400R&lt;br /&gt;
** http://www.zoneminder.com/forums/viewtopic.php?t=6012&lt;br /&gt;
&lt;br /&gt;
*modprobe.conf file&lt;br /&gt;
**http://www.zoneminder.com/forums/viewtopic.php?t=5508&amp;amp;postdays=0&amp;amp;postorder=asc&amp;amp;start=15&lt;br /&gt;
** http://www.zoneminder.com/forums/viewtopic.php?t=6024&lt;br /&gt;
Edit your /etc/modprobe.conf file and add this line:&amp;lt;br&amp;gt;&lt;br /&gt;
options bttv card=77&amp;lt;br&amp;gt;&lt;br /&gt;
*http://www.linux.com/howtos/Webcam-HOWTO/dev-intro.shtml&lt;br /&gt;
*http://www.zoneminder.com/forums/viewtopic.php?t=6892&lt;br /&gt;
All screens must be the same resolution.&lt;br /&gt;
&lt;br /&gt;
*bttv settings &lt;br /&gt;
**http://www.zoneminder.com/forums/viewtopic.php?t=5603&amp;amp;sid=4e7192b74fe4306e341e9c4036727f7b&lt;br /&gt;
&lt;br /&gt;
note that under ubuntu that the file to edit is /etc/modprobe.d/aliases.&lt;br /&gt;
&lt;br /&gt;
==Logitech USB QuickCam==&lt;br /&gt;
*I&amp;#039;m using FC4 and had a similiar problem with a quickcam 4000.&lt;br /&gt;
I guess you are using the default module supplied with CentOS. I think, not sure about this though, that it is missing some capabilities. So I installed the pwc module (http://www.saillard.org/linux/pwc/INSTALL.en) and these crashes stopped.&lt;br /&gt;
http://www.zoneminder.com/forums/viewtopic.php?t=5906&lt;br /&gt;
&lt;br /&gt;
&lt;br /&gt;
==Message Logs==&lt;br /&gt;
http://www.zoneminder.com/forums/viewtopic.php?t=5771&lt;br /&gt;
&lt;br /&gt;
==Memory Problems/Tweaks==&lt;br /&gt;
*http://www.zoneminder.com/forums/viewtopic.php?t=6242&lt;br /&gt;
*Shared memory setting must be high.&lt;br /&gt;
**http://www.zoneminder.com/forums/viewtopic.php?t=6024&lt;br /&gt;
&lt;br /&gt;
==SELinux Issues==&lt;br /&gt;
*http://www.zoneminder.com/forums/viewtopic.php?t=6337&lt;br /&gt;
*http://www.zoneminder.com/forums/viewtopic.php?t=4836&lt;br /&gt;
*http://www.zoneminder.com/forums/viewtopic.php?t=6147&lt;br /&gt;
&amp;lt;code&amp;gt;&lt;br /&gt;
cat sysctl.conf&lt;br /&gt;
# Disable response to broadcasts.&lt;br /&gt;
# You don&amp;#039;t want yourself becoming a Smurf amplifier.&lt;br /&gt;
net.ipv4.icmp_echo_ignore_broadcasts = 1&lt;br /&gt;
# enable route verification on all interfaces&lt;br /&gt;
net.ipv4.conf.all.rp_filter = 1&lt;br /&gt;
# enable ipV6 forwarding&lt;br /&gt;
#net.ipv6.conf.all.forwarding = 1&lt;br /&gt;
kernel.shmall = 134217728&lt;br /&gt;
kernel.shmmax = 134217728&lt;br /&gt;
&amp;lt;/code&amp;gt;&lt;br /&gt;
* http://www.zoneminder.com/forums/viewtopic.php?t=6000&lt;br /&gt;
&lt;br /&gt;
==Mocord, Record, Modect==&lt;br /&gt;
http://www.zoneminder.com/forums/viewtopic.php?t=6120&lt;br /&gt;
&lt;br /&gt;
==External Triggering==&lt;br /&gt;
====zmtrigger.pl====&lt;br /&gt;
(Could use your help here)&lt;br /&gt;
&lt;br /&gt;
==Modprobe==&lt;br /&gt;
modprobe.conf &lt;br /&gt;
mod = 133 or something like that for Kodicom&lt;br /&gt;
http://www.zoneminder.com/forums/viewtopic.php?t=5603&lt;br /&gt;
&lt;br /&gt;
==Official ZoneMinder Manual==&lt;br /&gt;
http://www.zoneminder.com/fileadmin/downloads/README.html&lt;br /&gt;
&lt;br /&gt;
==MMS Gateway and API Aoftware==&lt;br /&gt;
GPRS or HTTP a Jpeg image to the MMS gateway server which in turn sends the image to a mobile phone&lt;br /&gt;
*http://www.redcoal.com/&lt;br /&gt;
*http://www.zoneminder.com/forums/viewtopic.php?t=6101&lt;br /&gt;
*http://wurfl.sourceforge.net/&lt;br /&gt;
*http://www.mig.co.za&lt;br /&gt;
&lt;br /&gt;
==Multiple zones==&lt;br /&gt;
http://www.zoneminder.com/forums/viewtopic.php?t=6079&lt;br /&gt;
&lt;br /&gt;
==Perl Package zmpgk.pl==&lt;br /&gt;
*http://www.zoneminder.com/forums/viewtopic.php?t=5801&lt;br /&gt;
&lt;br /&gt;
==Roundrobin==&lt;br /&gt;
*http://www.zoneminder.com/forums/viewtopic.php?t=5658&lt;br /&gt;
&lt;br /&gt;
==Remote Camera Source/ Using Another ZM Box as a Source====&lt;br /&gt;
*http://www.zoneminder.com/forums/viewtopic.php?t=5549&lt;br /&gt;
*http://www.zoneminder.com/forums/viewtopic.php?t=5595&lt;br /&gt;
*http://www.zoneminder.com/forums/viewtopic.php?t=5549&lt;br /&gt;
&lt;br /&gt;
==Simultaneous connections (number off ) to Web browser==&lt;br /&gt;
*http://www.zoneminder.com/forums/viewtopic.php?t=6765&lt;br /&gt;
&lt;br /&gt;
==Streaming ==&lt;br /&gt;
*rtp and raw streaming&lt;br /&gt;
http://www.zoneminder.com/forums/viewtopic.php?t=5572&lt;br /&gt;
&lt;br /&gt;
==Settings==&lt;br /&gt;
*&amp;quot;disable farm out writing of images&amp;quot; if frame capture errors appear in log.&amp;lt;br&amp;gt;&lt;br /&gt;
** http://www.zoneminder.com/forums/viewtopic.php?t=5992&lt;br /&gt;
&lt;br /&gt;
*color pallet, video hieght, or video width. Try starting with 320x240 (assuming ntsc) and try different pallets. &lt;br /&gt;
**http://www.zoneminder.com/forums/viewtopic.php?t=6027&amp;amp;sid=9a52386394831b24741c67ba70cc1507&lt;br /&gt;
&lt;br /&gt;
==Timelapsed video==&lt;br /&gt;
http://www.zoneminder.com/forums/viewtopic.php?t=6049&lt;br /&gt;
&lt;br /&gt;
==Vehicle Detection Links==&lt;br /&gt;
*http://www.zoneminder.com/forums/viewtopic.php?t=5858&lt;br /&gt;
*http://www.zoneminder.com/forums/viewtopic.php?t=5184&amp;amp;highlight=truck+intersection&lt;br /&gt;
*http://www.cnssystems.ca/&lt;br /&gt;
&lt;br /&gt;
*All things are possible and the example someone posted a while back of detecting trucks and buses, but not cars, passing over a distant intersection is probably appropriate for you. What I would suggest you need are quite high pixel differences (indicating difference from the background) and pretty small counts of changed pixels or blob sizes. You might find it useful to turn on diagnostic images initially (and only for a while as they slow everything down a lot) which will output what ZM thinks the differences etc are are in the images.&lt;br /&gt;
&lt;br /&gt;
==Water marked==&lt;br /&gt;
http://www.zoneminder.com/forums/viewtopic.php?t=4591&amp;amp;highlight=watermark&lt;br /&gt;
http://www.zoneminder.com/forums/viewtopic.php?t=4188&amp;amp;highlight=watermark&lt;br /&gt;
&lt;br /&gt;
==xawtv ==&lt;br /&gt;
*http://www.zoneminder.com/forums/viewtopic.php?t=5696&lt;br /&gt;
what from xawtv -hwscan?&lt;br /&gt;
xawtv -device /dev/video?&lt;br /&gt;
&lt;br /&gt;
==zmc daemon captures the images==&lt;br /&gt;
*http://www.zoneminder.com/forums/viewtopic.php?t=6146&lt;br /&gt;
&lt;br /&gt;
==Zone Configurations and Fine Tunings==&lt;br /&gt;
&lt;br /&gt;
* This section needs alot of work.  Please contribute as much as you can!&lt;br /&gt;
&lt;br /&gt;
Once you have Zoneminder up and running and all your cameras recording events, it then becomes important to fine tune your zones so that you record all of the events that are important to you, and just as important, NOT record events that are not important.&lt;br /&gt;
&lt;br /&gt;
There are many parameters to be adjusted.  So many, in fact, that it is easy to change just a few parameters, and create a config that does not do what you want at all.  It is all so confusing.  Here, we will attempt to document some basic configs, and explain in some detail the effects that each parameter will have and how each parameter relates to the other parameters.&lt;br /&gt;
&lt;br /&gt;
The Documentation page offers some help in understanding how these parameters are related and important.  You can view the online documentation here:&lt;br /&gt;
&lt;br /&gt;
[http://www.zoneminder.com/fileadmin/downloads/README.html#_Toc151468571  Zone Config Documentation]&lt;br /&gt;
&lt;br /&gt;
[[Zone Parameter Explanations version 1.21]]&lt;br /&gt;
&lt;br /&gt;
[[Zone Parameter Explanations version 1.22]]&lt;br /&gt;
&lt;br /&gt;
[[Zone Configuration Basics]]&lt;br /&gt;
&lt;br /&gt;
[[Zone Configuration Advanced]]&lt;br /&gt;
&lt;br /&gt;
[[Special Situation Configs]]&lt;/div&gt;</summary>
		<author><name>Tburt11</name></author>
	</entry>
	<entry>
		<id>http://wiki.staging.zoneminder.com/index.php?title=Zone_Parameter_Explanations_version_1.22&amp;diff=2028</id>
		<title>Zone Parameter Explanations version 1.22</title>
		<link rel="alternate" type="text/html" href="http://wiki.staging.zoneminder.com/index.php?title=Zone_Parameter_Explanations_version_1.22&amp;diff=2028"/>
		<updated>2007-06-18T03:07:40Z</updated>

		<summary type="html">&lt;p&gt;Tburt11: &lt;/p&gt;
&lt;hr /&gt;
&lt;div&gt;===Zone Parameter Explanations===&lt;br /&gt;
*Note:  This area is complex and needs alot of work.  Please help in any way that you can!&lt;br /&gt;
&lt;br /&gt;
==Name==&lt;br /&gt;
Each Zone can be named for reference purposes.  Choose a name that helps you identify your zones.&lt;br /&gt;
&lt;br /&gt;
==Type==&lt;br /&gt;
*Active - &lt;br /&gt;
&lt;br /&gt;
*Inclusive - &lt;br /&gt;
&lt;br /&gt;
*Exclusive -&lt;br /&gt;
&lt;br /&gt;
*Preclusive - &lt;br /&gt;
&lt;br /&gt;
*Inactive -&lt;br /&gt;
&lt;br /&gt;
==Units==&lt;br /&gt;
&lt;br /&gt;
*Pixels - Selecting this option will allow many of the following values to be entered (or viewed) in units of pixels.&lt;br /&gt;
&lt;br /&gt;
*Percentage -  Selecting this option will allow may of the following values to be entered (orviewed) as a percentage.&lt;br /&gt;
&lt;br /&gt;
==Minimum X - Minimum Y - Maximum X - Maximum Y==&lt;br /&gt;
Use these parameters to define the X,Y coordinates of the corners of the zone that is to be defined.&lt;br /&gt;
&lt;br /&gt;
==Alarm Colour==&lt;br /&gt;
&lt;br /&gt;
These parameters can be used to indvidually colorize the zone overlay pattern.  By default, red is the active zone and green is the ??? zone.&lt;br /&gt;
&lt;br /&gt;
==Alarm Check Method==&lt;br /&gt;
*Alarmed Pixels -&lt;br /&gt;
&lt;br /&gt;
Choosing this Check Method will grey out many of the available parameters.  This can simplify the tuning process, and could possibly be a better starting point for learning to adjust the many advanced parameters that are enabled with the other options. &lt;br /&gt;
&lt;br /&gt;
*Filtered Pixels - &lt;br /&gt;
&lt;br /&gt;
Choosing this Check Method opens up the Filtered parameters for adjustment in addition to the Alarmed Pixels above.  This should give more accuracy, once you know how to adjust the various parameters and assist with eliminating false alarms and triggering on desired conditions.&lt;br /&gt;
&lt;br /&gt;
*Blob Pixels - &lt;br /&gt;
&lt;br /&gt;
Choosing this Check Methos opens up all of the available parameters.  Enabling Blobs provides one more analysis for determination of what is a valid alarm and what is not.&lt;br /&gt;
&lt;br /&gt;
==Minimum Pixel Threshold==&lt;br /&gt;
These setting are used to define limits for the difference in value between a pixel and its predecessor in the reference image.&lt;br /&gt;
&lt;br /&gt;
I believe that this value (and the Maximum value as well) defines the amount of change that a single pixel must undergo, from the prior image (the reference image) and the current image, in order for the pixel to have been considered to have changed.&lt;br /&gt;
&lt;br /&gt;
Small abberations in lighting or auto exposure camera adjustments may cause the explicit value of a pixel to vary by small amounts from image to image.  This parameter allows you to set the limits of what will be considered a &amp;quot;changed pixel&amp;quot;.  For example, if your camera points to a blank white wall, and you raise a black colored item into view, then the change in any one pixel will be great, indeed, extreme.  If however, you raise a white piece of paper, then the change that an individual pixes sees will be more subtle.  Setting this minimum value too high, may allow a white cat to walk undetected across the view of the white wall.&lt;br /&gt;
&lt;br /&gt;
The default value for this parameter is X%.  Generally, this value may range in the 5% to 15% range.&lt;br /&gt;
&lt;br /&gt;
==Maximum Pixel Threshold==&lt;br /&gt;
See the Minimum Pixel Threshold (above) for some explanation.&lt;br /&gt;
&lt;br /&gt;
The default value for this parameter is 0% or 0 (zero) pixels, which disables the check.  In other words, a pixel that changes from extreme white to extreme black will always be considered to be changed.  This value is probably best left at a value of 0 (zero).&lt;br /&gt;
&lt;br /&gt;
==Minimum Alarmed Area==&lt;br /&gt;
&lt;br /&gt;
==Maximum Alarmed Area==&lt;br /&gt;
&lt;br /&gt;
==Filter Width and Filter Height (pixels)==&lt;br /&gt;
This parameter is always specified in Pixels, even when Percentages are the selected units.&lt;br /&gt;
&lt;br /&gt;
This parameter defines a group of pixels and should always be an odd number.  &lt;br /&gt;
&lt;br /&gt;
3 x 3 is the default value, and 5 x 5 is also suggested as another valid option.  It is suggested that these numbers be small in number.  &lt;br /&gt;
&lt;br /&gt;
==Minimum Filtered Area==&lt;br /&gt;
&lt;br /&gt;
* This value should always be equal to or less than the Minimum Alarmed Area&lt;br /&gt;
&lt;br /&gt;
==Maximum Filtered Area==&lt;br /&gt;
&lt;br /&gt;
* This value should always be equal to or less than the Maximum Alarmed Area&lt;br /&gt;
&lt;br /&gt;
==Minimum Blob Area==&lt;br /&gt;
* The following Blob parameters are only available if you have selected &amp;quot;Blobs&amp;quot; as the &amp;quot;Alarm Check Method&amp;quot; above.&lt;br /&gt;
&lt;br /&gt;
When two or more Filtered areas touch or share a boundary, they probably should be evaluated as one contiguous area and not as separate entities.  A Blob is the coalesced or consolodated area of multiple filtered areas.&lt;br /&gt;
&lt;br /&gt;
The Minimum blob area the smallest area that would be considered to be a blob.&lt;br /&gt;
&lt;br /&gt;
==Maximum Blob Area==&lt;br /&gt;
This parameter is probably best left at the default value of 0 (zero) or disabled.&lt;br /&gt;
&lt;br /&gt;
==Minimum Blobs==&lt;br /&gt;
Normally, you would want any single blob to trigger an event, so the default value of 1 (one) should suffice.  In some circumstances, it may benefit to have only one blob NOT trigger an event, in which case, setting this value to 2 or higher may serve some special purpose.&lt;br /&gt;
&lt;br /&gt;
==Maximum Blobs==&lt;br /&gt;
I believe that the usefulness of this parameter is negligible.  Normally set to 0 (zero), it is probably best left at that value.&lt;/div&gt;</summary>
		<author><name>Tburt11</name></author>
	</entry>
	<entry>
		<id>http://wiki.staging.zoneminder.com/index.php?title=General_Notes&amp;diff=2027</id>
		<title>General Notes</title>
		<link rel="alternate" type="text/html" href="http://wiki.staging.zoneminder.com/index.php?title=General_Notes&amp;diff=2027"/>
		<updated>2007-06-18T03:06:45Z</updated>

		<summary type="html">&lt;p&gt;Tburt11: &lt;/p&gt;
&lt;hr /&gt;
&lt;div&gt;==Zoneminder Build Notes==&lt;br /&gt;
==== Required for Building ====&lt;br /&gt;
* MySQL [http://www.lamphowto.com  www.lamphowto.com] Notes on compiling MySQL from source&lt;br /&gt;
* OpenSSL&lt;br /&gt;
* PHP&lt;br /&gt;
* Apache&lt;br /&gt;
* Perl/Libperl&lt;br /&gt;
./configure will complain if anything is missing.&lt;br /&gt;
&lt;br /&gt;
==== Installing from Source ====&lt;br /&gt;
* http://www.zoneminder.com/fileadmin/downloads/README.html&amp;lt;br&amp;gt;&lt;br /&gt;
* http://www.zoneminder.com/forums/viewtopic.php?t=5715&amp;lt;br&amp;gt;&lt;br /&gt;
* http://www.zoneminder.com/forums/viewtopic.php?t=5929&amp;lt;br&amp;gt;&lt;br /&gt;
:./configure --with-mysql=/usr/local/mysql&lt;br /&gt;
:--with-ffmpeg=/home/src/ffmpeg-0.4.9-pre1&lt;br /&gt;
:--with-lame=/home/src/lame-3.96.1/libmp3lame&lt;br /&gt;
:--with-webdir=/home/sites/Security.658Ridgecrest.com/web&lt;br /&gt;
:--with-cgidir=/home/sites/Security.658Ridgecrest.com/web&lt;br /&gt;
:--with-webuser=httpd &lt;br /&gt;
:--with-webgroup=httpd&lt;br /&gt;
:--with-libarch=lib &lt;br /&gt;
:--enable-debug=yes &lt;br /&gt;
OR&lt;br /&gt;
:./configure --with-webdir=/var/www/htdocs/ZM&lt;br /&gt;
:--with-cgidir=/var/www/cgi-bin --sysconfdir=/etc&lt;br /&gt;
:--with-webuser=httpd&lt;br /&gt;
:--with-webgroup=httpd&lt;br /&gt;
OR&lt;br /&gt;
* http://www.zoneminder.com/forums/viewtopic.php?t=6053&lt;br /&gt;
:./configure --with-webdir=/var/www/html/zm &lt;br /&gt;
:--with-cgidir=/var/www/cgi-bin ZM_DB_PASS=&amp;lt;password&amp;gt; &lt;br /&gt;
&lt;br /&gt;
==== Create and Populate the Database ====&lt;br /&gt;
* http://www.zoneminder.com/forums/viewtopic.php?t=5754&amp;lt;br&amp;gt;&lt;br /&gt;
* http://www.zoneminder.com/forums/viewtopic.php?t=6023&amp;lt;br&amp;gt;&lt;br /&gt;
&amp;lt;code&amp;gt;&lt;br /&gt;
:mysql mysql &amp;lt; db/zm_create.sql&lt;br /&gt;
:mysql mysql&lt;br /&gt;
:&amp;gt; grant select,insert,update,delete on &amp;lt;database name&amp;gt;.* to &amp;#039;&amp;lt;database user&amp;gt;&amp;#039;@localhost identified by &amp;#039;&amp;lt;database password&amp;gt;&amp;#039;;&lt;br /&gt;
:&amp;gt; quit&lt;br /&gt;
: mysqladmin reload&amp;lt;/code&amp;gt;&lt;br /&gt;
&lt;br /&gt;
==== Misc Notes (Anyone care to categorize?) ====&lt;br /&gt;
Check zone.conf or zm.conf. Check that there are no bogus vesions of this file lying around. &amp;lt;br&amp;gt;&lt;br /&gt;
&amp;quot;nobody&amp;quot; doesn&amp;#039;t have shell access, choose a different Apache alias like &amp;quot;httpd&amp;quot;. &amp;lt;br&amp;gt;&lt;br /&gt;
zmdc.log or /var/log/messages log any errors.&amp;lt;br&amp;gt;&lt;br /&gt;
zm.sock file must be able to be created.&lt;br /&gt;
&lt;br /&gt;
==Apache ==&lt;br /&gt;
&lt;br /&gt;
==== Permissions Problems ====&lt;br /&gt;
* http://www.zoneminder.com/forums/viewtopic.php?t=5642&lt;br /&gt;
&amp;lt;code&amp;gt;sudo -u apache /etc/rc.d/rc.zoneminder start&amp;lt;/code&amp;gt;&lt;br /&gt;
** now.. zmc and zma is running on user apache&lt;br /&gt;
&lt;br /&gt;
==== su Issue ====&lt;br /&gt;
http://www.zoneminder.com/forums/viewtopic.php?t=5652&lt;br /&gt;
&lt;br /&gt;
==== Allowing CGI Execution (REQUIRED for ZM) ====&lt;br /&gt;
http://www.zoneminder.com/forums/viewtopic.php?t=5853&lt;br /&gt;
*/usr/local/etc/zm.conf  must exist and what process owns it.&lt;br /&gt;
webuser and webgroup must be correct for apache to have ownership over zm.conf&lt;br /&gt;
&lt;br /&gt;
==BIOS Issues==&lt;br /&gt;
Turning off ACPI power management in the BIOS may help alleviate some issues with ZoneMinder and capture hardware. &lt;br /&gt;
&lt;br /&gt;
&lt;br /&gt;
==Brightness control==&lt;br /&gt;
* http://www.zoneminder.com/forums/viewtopic.php?t=3953&lt;br /&gt;
* http://www.zoneminder.com/forums/viewtopic.php?t=5680&lt;br /&gt;
* http://www.zoneminder.com/forums/viewtopic.php?t=3657&lt;br /&gt;
&lt;br /&gt;
== Contribs Forum==&lt;br /&gt;
The [http://www.zoneminder.com/forums/viewforum.php?f=9 contribs forum] contains contributions from ZoneMinder users like yourself!&lt;br /&gt;
&lt;br /&gt;
==Cambozola==&lt;br /&gt;
Cambozola is a Java plugin that decodes multipart JPEG streams. Mozilla-based browser have native support, so this plugin is for browsers like Internet Explorer that lack that support.&lt;br /&gt;
&lt;br /&gt;
To install Cambozola for use in zm, Download the cambozola.jar file from the Downloads page or directly from the charliemouse website. If you download from charliemouse you will need to extract the one file (cambozola.jar) from the archive. Place cambozola.jar in the ZM root web directory (so if your web pages for ZM is installed at /var/www/html/zm the file should go there as well). Now all thats left to be done is to enable it in ZM goto options and under the web tab check that cambozola is enabled. Thats it, you&amp;#039;r done.&lt;br /&gt;
&lt;br /&gt;
* http://www.zoneminder.com/forums/viewtopic.php?t=5745&lt;br /&gt;
* http://www.zoneminder.com/forums/viewtopic.php?t=6320&lt;br /&gt;
&lt;br /&gt;
==Capture Card Issues==&lt;br /&gt;
==== Image is Flipped ====&lt;br /&gt;
* Applies to 4 inputs on one chip:&lt;br /&gt;
**http://www.zoneminder.com/forums/viewtopic.php?t=6042&lt;br /&gt;
&lt;br /&gt;
==== Scrambled Images ====&lt;br /&gt;
* Applies to 4 inputs on one chip, using lspci and dmesg to determine hardware.&lt;br /&gt;
**http://www.zoneminder.com/forums/viewtopic.php?t=6024&lt;br /&gt;
&lt;br /&gt;
==CAUSE NOTES field section==&lt;br /&gt;
*http://www.zoneminder.com/forums/viewtopic.php?t=6065&lt;br /&gt;
&lt;br /&gt;
==Database MySQL==&lt;br /&gt;
==== Create a New Database ==== &lt;br /&gt;
* http://www.zoneminder.com/forums/viewtopic.php?t=5754&lt;br /&gt;
&lt;br /&gt;
==== Repair a Database ==== &lt;br /&gt;
* http://www.zoneminder.com/forums/viewtopic.php?t=5657&lt;br /&gt;
* http://www.zoneminder.com/forums/viewtopic.php?t=5845&lt;br /&gt;
&lt;br /&gt;
==== Backup a Database ====&lt;br /&gt;
In Ubuntu and other modern distributions you can install MySQL administrator GUI.&lt;br /&gt;
&lt;br /&gt;
the default login is :-&amp;lt;br&amp;gt;&lt;br /&gt;
Server Hostname ---- localhost&amp;lt;br&amp;gt;Username ---- Root&amp;lt;br&amp;gt;Password ----- (Blank, no password)&lt;br /&gt;
&lt;br /&gt;
In here, there is backup and restore functions. The backup can also be scheduled.&lt;br /&gt;
&lt;br /&gt;
==== Delete Databases/Tables ====&lt;br /&gt;
&lt;br /&gt;
==== Database Tricks/Tips ==== &lt;br /&gt;
* My personal recommendation is to try converting your database over to INNODB tables.&lt;br /&gt;
** Researching the web I found this to be faster for larger tables (as events grow) and much more reliable. &lt;br /&gt;
* http://www.zoneminder.com/forums/viewtopic.php?t=6000&lt;br /&gt;
* http://www.zoneminder.com/forums/viewtopic.php?t=6143&lt;br /&gt;
* http://www.zoneminder.com/forums/viewtopic.php?t=5657&lt;br /&gt;
* http://www.zoneminder.com/forums/viewtopic.php?t=6095&lt;br /&gt;
&lt;br /&gt;
====Update Database After Installing from RPM&amp;#039;s====&lt;br /&gt;
* http://www.zoneminder.com/forums/viewtopic.php?t=5887&lt;br /&gt;
&lt;br /&gt;
== ffmpeg ==&lt;br /&gt;
*Install ffmpeg for Fedora with&lt;br /&gt;
yum -i  ffmpeg&amp;lt;br&amp;gt;&lt;br /&gt;
yum -i ffmpeg-devel&lt;br /&gt;
&lt;br /&gt;
*Install ffmpeg and ffmpeg-devel on Fedore4&lt;br /&gt;
**http://www.zoneminder.com/forums/viewtopic.php?t=5601&lt;br /&gt;
&amp;lt;code&amp;gt;&lt;br /&gt;
rpm -ivh http://rpm.livna.org/livna-release4.rpm&lt;br /&gt;
yum install ffmpeg ffmpeg-devel&lt;br /&gt;
&amp;lt;/code&amp;gt;&lt;br /&gt;
Place the devel stuff in /usr/include/ffmpeg&lt;br /&gt;
Now configure, make, make install&lt;br /&gt;
&lt;br /&gt;
*http://www.zoneminder.com/forums/viewtopic.php?t=5576&amp;amp;sid=4e7192b74fe4306e341e9c4036727f7b&lt;br /&gt;
*After getting ffmpeg from CVS, do:&lt;br /&gt;
&amp;lt;code&amp;gt;./configure , make,  make install, make installibs&amp;lt;/code&amp;gt;&lt;br /&gt;
&lt;br /&gt;
==Increase Image size==&lt;br /&gt;
If you increase the image size on a camera, it&amp;#039;s always best to close down any streams and restart ZM to make sure that all memory is released.&lt;br /&gt;
http://www.zoneminder.com/forums/viewtopic.php?t=7049&lt;br /&gt;
&lt;br /&gt;
==Image display problems==&lt;br /&gt;
http://www.zoneminder.com/forums/viewtopic.php?t=6027&lt;br /&gt;
&lt;br /&gt;
Also remember you may need to increase your &amp;#039;shared memory&amp;#039;. See the FAQ for details&lt;br /&gt;
&lt;br /&gt;
==Firefox, Colorzilla Extensions==&lt;br /&gt;
http://www.zoneminder.com/forums/viewtopic.php?t=5647&lt;br /&gt;
&lt;br /&gt;
==Kodicom Capture Cards==&lt;br /&gt;
* http://www.zoneminder.com/forums/viewtopic.php?t=5640&lt;br /&gt;
* http://www.zoneminder.com/forums/viewtopic.php?t=4130&lt;br /&gt;
* http://www.zoneminder.com/forums/viewtopic.php?t=6158&lt;br /&gt;
*KMC-8800 8-chip bt878 capture card&lt;br /&gt;
** http://www.zoneminder.com/forums/viewtopic.php?t=5609&lt;br /&gt;
** http://www.linuxtv.org/v4lwiki/index.php/Kodicom_4400R&lt;br /&gt;
** http://www.zoneminder.com/forums/viewtopic.php?t=6012&lt;br /&gt;
&lt;br /&gt;
*modprobe.conf file&lt;br /&gt;
**http://www.zoneminder.com/forums/viewtopic.php?t=5508&amp;amp;postdays=0&amp;amp;postorder=asc&amp;amp;start=15&lt;br /&gt;
** http://www.zoneminder.com/forums/viewtopic.php?t=6024&lt;br /&gt;
Edit your /etc/modprobe.conf file and add this line:&amp;lt;br&amp;gt;&lt;br /&gt;
options bttv card=77&amp;lt;br&amp;gt;&lt;br /&gt;
*http://www.linux.com/howtos/Webcam-HOWTO/dev-intro.shtml&lt;br /&gt;
*http://www.zoneminder.com/forums/viewtopic.php?t=6892&lt;br /&gt;
All screens must be the same resolution.&lt;br /&gt;
&lt;br /&gt;
*bttv settings &lt;br /&gt;
**http://www.zoneminder.com/forums/viewtopic.php?t=5603&amp;amp;sid=4e7192b74fe4306e341e9c4036727f7b&lt;br /&gt;
&lt;br /&gt;
note that under ubuntu that the file to edit is /etc/modprobe.d/aliases.&lt;br /&gt;
&lt;br /&gt;
==Logitech USB QuickCam==&lt;br /&gt;
*I&amp;#039;m using FC4 and had a similiar problem with a quickcam 4000.&lt;br /&gt;
I guess you are using the default module supplied with CentOS. I think, not sure about this though, that it is missing some capabilities. So I installed the pwc module (http://www.saillard.org/linux/pwc/INSTALL.en) and these crashes stopped.&lt;br /&gt;
http://www.zoneminder.com/forums/viewtopic.php?t=5906&lt;br /&gt;
&lt;br /&gt;
&lt;br /&gt;
==Message Logs==&lt;br /&gt;
http://www.zoneminder.com/forums/viewtopic.php?t=5771&lt;br /&gt;
&lt;br /&gt;
==Memory Problems/Tweaks==&lt;br /&gt;
*http://www.zoneminder.com/forums/viewtopic.php?t=6242&lt;br /&gt;
*Shared memory setting must be high.&lt;br /&gt;
**http://www.zoneminder.com/forums/viewtopic.php?t=6024&lt;br /&gt;
&lt;br /&gt;
==SELinux Issues==&lt;br /&gt;
*http://www.zoneminder.com/forums/viewtopic.php?t=6337&lt;br /&gt;
*http://www.zoneminder.com/forums/viewtopic.php?t=4836&lt;br /&gt;
*http://www.zoneminder.com/forums/viewtopic.php?t=6147&lt;br /&gt;
&amp;lt;code&amp;gt;&lt;br /&gt;
cat sysctl.conf&lt;br /&gt;
# Disable response to broadcasts.&lt;br /&gt;
# You don&amp;#039;t want yourself becoming a Smurf amplifier.&lt;br /&gt;
net.ipv4.icmp_echo_ignore_broadcasts = 1&lt;br /&gt;
# enable route verification on all interfaces&lt;br /&gt;
net.ipv4.conf.all.rp_filter = 1&lt;br /&gt;
# enable ipV6 forwarding&lt;br /&gt;
#net.ipv6.conf.all.forwarding = 1&lt;br /&gt;
kernel.shmall = 134217728&lt;br /&gt;
kernel.shmmax = 134217728&lt;br /&gt;
&amp;lt;/code&amp;gt;&lt;br /&gt;
* http://www.zoneminder.com/forums/viewtopic.php?t=6000&lt;br /&gt;
&lt;br /&gt;
==Mocord, Record, Modect==&lt;br /&gt;
http://www.zoneminder.com/forums/viewtopic.php?t=6120&lt;br /&gt;
&lt;br /&gt;
==External Triggering==&lt;br /&gt;
====zmtrigger.pl====&lt;br /&gt;
(Could use your help here)&lt;br /&gt;
&lt;br /&gt;
==Modprobe==&lt;br /&gt;
modprobe.conf &lt;br /&gt;
mod = 133 or something like that for Kodicom&lt;br /&gt;
http://www.zoneminder.com/forums/viewtopic.php?t=5603&lt;br /&gt;
&lt;br /&gt;
==Official ZoneMinder Manual==&lt;br /&gt;
http://www.zoneminder.com/fileadmin/downloads/README.html&lt;br /&gt;
&lt;br /&gt;
==MMS Gateway and API Aoftware==&lt;br /&gt;
GPRS or HTTP a Jpeg image to the MMS gateway server which in turn sends the image to a mobile phone&lt;br /&gt;
*http://www.redcoal.com/&lt;br /&gt;
*http://www.zoneminder.com/forums/viewtopic.php?t=6101&lt;br /&gt;
*http://wurfl.sourceforge.net/&lt;br /&gt;
*http://www.mig.co.za&lt;br /&gt;
&lt;br /&gt;
==Multiple zones==&lt;br /&gt;
http://www.zoneminder.com/forums/viewtopic.php?t=6079&lt;br /&gt;
&lt;br /&gt;
==Perl Package zmpgk.pl==&lt;br /&gt;
*http://www.zoneminder.com/forums/viewtopic.php?t=5801&lt;br /&gt;
&lt;br /&gt;
==Roundrobin==&lt;br /&gt;
*http://www.zoneminder.com/forums/viewtopic.php?t=5658&lt;br /&gt;
&lt;br /&gt;
==Remote Camera Source/ Using Another ZM Box as a Source====&lt;br /&gt;
*http://www.zoneminder.com/forums/viewtopic.php?t=5549&lt;br /&gt;
*http://www.zoneminder.com/forums/viewtopic.php?t=5595&lt;br /&gt;
*http://www.zoneminder.com/forums/viewtopic.php?t=5549&lt;br /&gt;
&lt;br /&gt;
==Simultaneous connections (number off ) to Web browser==&lt;br /&gt;
*http://www.zoneminder.com/forums/viewtopic.php?t=6765&lt;br /&gt;
&lt;br /&gt;
==Streaming ==&lt;br /&gt;
*rtp and raw streaming&lt;br /&gt;
http://www.zoneminder.com/forums/viewtopic.php?t=5572&lt;br /&gt;
&lt;br /&gt;
==Settings==&lt;br /&gt;
*&amp;quot;disable farm out writing of images&amp;quot; if frame capture errors appear in log.&amp;lt;br&amp;gt;&lt;br /&gt;
** http://www.zoneminder.com/forums/viewtopic.php?t=5992&lt;br /&gt;
&lt;br /&gt;
*color pallet, video hieght, or video width. Try starting with 320x240 (assuming ntsc) and try different pallets. &lt;br /&gt;
**http://www.zoneminder.com/forums/viewtopic.php?t=6027&amp;amp;sid=9a52386394831b24741c67ba70cc1507&lt;br /&gt;
&lt;br /&gt;
==Timelapsed video==&lt;br /&gt;
http://www.zoneminder.com/forums/viewtopic.php?t=6049&lt;br /&gt;
&lt;br /&gt;
==Vehicle Detection Links==&lt;br /&gt;
*http://www.zoneminder.com/forums/viewtopic.php?t=5858&lt;br /&gt;
*http://www.zoneminder.com/forums/viewtopic.php?t=5184&amp;amp;highlight=truck+intersection&lt;br /&gt;
*http://www.cnssystems.ca/&lt;br /&gt;
&lt;br /&gt;
*All things are possible and the example someone posted a while back of detecting trucks and buses, but not cars, passing over a distant intersection is probably appropriate for you. What I would suggest you need are quite high pixel differences (indicating difference from the background) and pretty small counts of changed pixels or blob sizes. You might find it useful to turn on diagnostic images initially (and only for a while as they slow everything down a lot) which will output what ZM thinks the differences etc are are in the images.&lt;br /&gt;
&lt;br /&gt;
==Water marked==&lt;br /&gt;
http://www.zoneminder.com/forums/viewtopic.php?t=4591&amp;amp;highlight=watermark&lt;br /&gt;
http://www.zoneminder.com/forums/viewtopic.php?t=4188&amp;amp;highlight=watermark&lt;br /&gt;
&lt;br /&gt;
==xawtv ==&lt;br /&gt;
*http://www.zoneminder.com/forums/viewtopic.php?t=5696&lt;br /&gt;
what from xawtv -hwscan?&lt;br /&gt;
xawtv -device /dev/video?&lt;br /&gt;
&lt;br /&gt;
==zmc daemon captures the images==&lt;br /&gt;
*http://www.zoneminder.com/forums/viewtopic.php?t=6146&lt;br /&gt;
&lt;br /&gt;
==Zone Configurations and Fine Tunings==&lt;br /&gt;
&lt;br /&gt;
* This section needs alot of work.  Please contribute as much as you can!&lt;br /&gt;
&lt;br /&gt;
Once you have Zoneminder up and running and all your cameras recording events, it then becomes important to fine tune your zones so that you record all of the events that are important to you, and just as important, NOT record events that are not important.&lt;br /&gt;
&lt;br /&gt;
There are many parameters to be adjusted.  So many, in fact, that it is easy to change just a few parameters, and create a config that does not do what you want at all.  It is all so confusing.  Here, we will attempt to document some basic configs, and explain in some detail the effects that each parameter will have and how each parameter relates to the other parameters.&lt;br /&gt;
&lt;br /&gt;
The Documentation page offers some help in understanding how these parameters are related and important.  You can view the online documentation here:&lt;br /&gt;
&lt;br /&gt;
[http://www.zoneminder.com/fileadmin/downloads/README.html#_Toc151468571  Zone Config Documentation]&lt;br /&gt;
&lt;br /&gt;
[[Zone Parameter Explanations]]&lt;br /&gt;
&lt;br /&gt;
[[Zone Parameter Explanations version 1.22]]&lt;br /&gt;
&lt;br /&gt;
[[Zone Configuration Basics]]&lt;br /&gt;
&lt;br /&gt;
[[Zone Configuration Advanced]]&lt;br /&gt;
&lt;br /&gt;
[[Special Situation Configs]]&lt;/div&gt;</summary>
		<author><name>Tburt11</name></author>
	</entry>
	<entry>
		<id>http://wiki.staging.zoneminder.com/index.php?title=General_Notes&amp;diff=2026</id>
		<title>General Notes</title>
		<link rel="alternate" type="text/html" href="http://wiki.staging.zoneminder.com/index.php?title=General_Notes&amp;diff=2026"/>
		<updated>2007-06-18T03:05:53Z</updated>

		<summary type="html">&lt;p&gt;Tburt11: &lt;/p&gt;
&lt;hr /&gt;
&lt;div&gt;==Zoneminder Build Notes==&lt;br /&gt;
==== Required for Building ====&lt;br /&gt;
* MySQL [http://www.lamphowto.com  www.lamphowto.com] Notes on compiling MySQL from source&lt;br /&gt;
* OpenSSL&lt;br /&gt;
* PHP&lt;br /&gt;
* Apache&lt;br /&gt;
* Perl/Libperl&lt;br /&gt;
./configure will complain if anything is missing.&lt;br /&gt;
&lt;br /&gt;
==== Installing from Source ====&lt;br /&gt;
* http://www.zoneminder.com/fileadmin/downloads/README.html&amp;lt;br&amp;gt;&lt;br /&gt;
* http://www.zoneminder.com/forums/viewtopic.php?t=5715&amp;lt;br&amp;gt;&lt;br /&gt;
* http://www.zoneminder.com/forums/viewtopic.php?t=5929&amp;lt;br&amp;gt;&lt;br /&gt;
:./configure --with-mysql=/usr/local/mysql&lt;br /&gt;
:--with-ffmpeg=/home/src/ffmpeg-0.4.9-pre1&lt;br /&gt;
:--with-lame=/home/src/lame-3.96.1/libmp3lame&lt;br /&gt;
:--with-webdir=/home/sites/Security.658Ridgecrest.com/web&lt;br /&gt;
:--with-cgidir=/home/sites/Security.658Ridgecrest.com/web&lt;br /&gt;
:--with-webuser=httpd &lt;br /&gt;
:--with-webgroup=httpd&lt;br /&gt;
:--with-libarch=lib &lt;br /&gt;
:--enable-debug=yes &lt;br /&gt;
OR&lt;br /&gt;
:./configure --with-webdir=/var/www/htdocs/ZM&lt;br /&gt;
:--with-cgidir=/var/www/cgi-bin --sysconfdir=/etc&lt;br /&gt;
:--with-webuser=httpd&lt;br /&gt;
:--with-webgroup=httpd&lt;br /&gt;
OR&lt;br /&gt;
* http://www.zoneminder.com/forums/viewtopic.php?t=6053&lt;br /&gt;
:./configure --with-webdir=/var/www/html/zm &lt;br /&gt;
:--with-cgidir=/var/www/cgi-bin ZM_DB_PASS=&amp;lt;password&amp;gt; &lt;br /&gt;
&lt;br /&gt;
==== Create and Populate the Database ====&lt;br /&gt;
* http://www.zoneminder.com/forums/viewtopic.php?t=5754&amp;lt;br&amp;gt;&lt;br /&gt;
* http://www.zoneminder.com/forums/viewtopic.php?t=6023&amp;lt;br&amp;gt;&lt;br /&gt;
&amp;lt;code&amp;gt;&lt;br /&gt;
:mysql mysql &amp;lt; db/zm_create.sql&lt;br /&gt;
:mysql mysql&lt;br /&gt;
:&amp;gt; grant select,insert,update,delete on &amp;lt;database name&amp;gt;.* to &amp;#039;&amp;lt;database user&amp;gt;&amp;#039;@localhost identified by &amp;#039;&amp;lt;database password&amp;gt;&amp;#039;;&lt;br /&gt;
:&amp;gt; quit&lt;br /&gt;
: mysqladmin reload&amp;lt;/code&amp;gt;&lt;br /&gt;
&lt;br /&gt;
==== Misc Notes (Anyone care to categorize?) ====&lt;br /&gt;
Check zone.conf or zm.conf. Check that there are no bogus vesions of this file lying around. &amp;lt;br&amp;gt;&lt;br /&gt;
&amp;quot;nobody&amp;quot; doesn&amp;#039;t have shell access, choose a different Apache alias like &amp;quot;httpd&amp;quot;. &amp;lt;br&amp;gt;&lt;br /&gt;
zmdc.log or /var/log/messages log any errors.&amp;lt;br&amp;gt;&lt;br /&gt;
zm.sock file must be able to be created.&lt;br /&gt;
&lt;br /&gt;
==Apache ==&lt;br /&gt;
&lt;br /&gt;
==== Permissions Problems ====&lt;br /&gt;
* http://www.zoneminder.com/forums/viewtopic.php?t=5642&lt;br /&gt;
&amp;lt;code&amp;gt;sudo -u apache /etc/rc.d/rc.zoneminder start&amp;lt;/code&amp;gt;&lt;br /&gt;
** now.. zmc and zma is running on user apache&lt;br /&gt;
&lt;br /&gt;
==== su Issue ====&lt;br /&gt;
http://www.zoneminder.com/forums/viewtopic.php?t=5652&lt;br /&gt;
&lt;br /&gt;
==== Allowing CGI Execution (REQUIRED for ZM) ====&lt;br /&gt;
http://www.zoneminder.com/forums/viewtopic.php?t=5853&lt;br /&gt;
*/usr/local/etc/zm.conf  must exist and what process owns it.&lt;br /&gt;
webuser and webgroup must be correct for apache to have ownership over zm.conf&lt;br /&gt;
&lt;br /&gt;
==BIOS Issues==&lt;br /&gt;
Turning off ACPI power management in the BIOS may help alleviate some issues with ZoneMinder and capture hardware. &lt;br /&gt;
&lt;br /&gt;
&lt;br /&gt;
==Brightness control==&lt;br /&gt;
* http://www.zoneminder.com/forums/viewtopic.php?t=3953&lt;br /&gt;
* http://www.zoneminder.com/forums/viewtopic.php?t=5680&lt;br /&gt;
* http://www.zoneminder.com/forums/viewtopic.php?t=3657&lt;br /&gt;
&lt;br /&gt;
== Contribs Forum==&lt;br /&gt;
The [http://www.zoneminder.com/forums/viewforum.php?f=9 contribs forum] contains contributions from ZoneMinder users like yourself!&lt;br /&gt;
&lt;br /&gt;
==Cambozola==&lt;br /&gt;
Cambozola is a Java plugin that decodes multipart JPEG streams. Mozilla-based browser have native support, so this plugin is for browsers like Internet Explorer that lack that support.&lt;br /&gt;
&lt;br /&gt;
To install Cambozola for use in zm, Download the cambozola.jar file from the Downloads page or directly from the charliemouse website. If you download from charliemouse you will need to extract the one file (cambozola.jar) from the archive. Place cambozola.jar in the ZM root web directory (so if your web pages for ZM is installed at /var/www/html/zm the file should go there as well). Now all thats left to be done is to enable it in ZM goto options and under the web tab check that cambozola is enabled. Thats it, you&amp;#039;r done.&lt;br /&gt;
&lt;br /&gt;
* http://www.zoneminder.com/forums/viewtopic.php?t=5745&lt;br /&gt;
* http://www.zoneminder.com/forums/viewtopic.php?t=6320&lt;br /&gt;
&lt;br /&gt;
==Capture Card Issues==&lt;br /&gt;
==== Image is Flipped ====&lt;br /&gt;
* Applies to 4 inputs on one chip:&lt;br /&gt;
**http://www.zoneminder.com/forums/viewtopic.php?t=6042&lt;br /&gt;
&lt;br /&gt;
==== Scrambled Images ====&lt;br /&gt;
* Applies to 4 inputs on one chip, using lspci and dmesg to determine hardware.&lt;br /&gt;
**http://www.zoneminder.com/forums/viewtopic.php?t=6024&lt;br /&gt;
&lt;br /&gt;
==CAUSE NOTES field section==&lt;br /&gt;
*http://www.zoneminder.com/forums/viewtopic.php?t=6065&lt;br /&gt;
&lt;br /&gt;
==Database MySQL==&lt;br /&gt;
==== Create a New Database ==== &lt;br /&gt;
* http://www.zoneminder.com/forums/viewtopic.php?t=5754&lt;br /&gt;
&lt;br /&gt;
==== Repair a Database ==== &lt;br /&gt;
* http://www.zoneminder.com/forums/viewtopic.php?t=5657&lt;br /&gt;
* http://www.zoneminder.com/forums/viewtopic.php?t=5845&lt;br /&gt;
&lt;br /&gt;
==== Backup a Database ====&lt;br /&gt;
In Ubuntu and other modern distributions you can install MySQL administrator GUI.&lt;br /&gt;
&lt;br /&gt;
the default login is :-&amp;lt;br&amp;gt;&lt;br /&gt;
Server Hostname ---- localhost&amp;lt;br&amp;gt;Username ---- Root&amp;lt;br&amp;gt;Password ----- (Blank, no password)&lt;br /&gt;
&lt;br /&gt;
In here, there is backup and restore functions. The backup can also be scheduled.&lt;br /&gt;
&lt;br /&gt;
==== Delete Databases/Tables ====&lt;br /&gt;
&lt;br /&gt;
==== Database Tricks/Tips ==== &lt;br /&gt;
* My personal recommendation is to try converting your database over to INNODB tables.&lt;br /&gt;
** Researching the web I found this to be faster for larger tables (as events grow) and much more reliable. &lt;br /&gt;
* http://www.zoneminder.com/forums/viewtopic.php?t=6000&lt;br /&gt;
* http://www.zoneminder.com/forums/viewtopic.php?t=6143&lt;br /&gt;
* http://www.zoneminder.com/forums/viewtopic.php?t=5657&lt;br /&gt;
* http://www.zoneminder.com/forums/viewtopic.php?t=6095&lt;br /&gt;
&lt;br /&gt;
====Update Database After Installing from RPM&amp;#039;s====&lt;br /&gt;
* http://www.zoneminder.com/forums/viewtopic.php?t=5887&lt;br /&gt;
&lt;br /&gt;
== ffmpeg ==&lt;br /&gt;
*Install ffmpeg for Fedora with&lt;br /&gt;
yum -i  ffmpeg&amp;lt;br&amp;gt;&lt;br /&gt;
yum -i ffmpeg-devel&lt;br /&gt;
&lt;br /&gt;
*Install ffmpeg and ffmpeg-devel on Fedore4&lt;br /&gt;
**http://www.zoneminder.com/forums/viewtopic.php?t=5601&lt;br /&gt;
&amp;lt;code&amp;gt;&lt;br /&gt;
rpm -ivh http://rpm.livna.org/livna-release4.rpm&lt;br /&gt;
yum install ffmpeg ffmpeg-devel&lt;br /&gt;
&amp;lt;/code&amp;gt;&lt;br /&gt;
Place the devel stuff in /usr/include/ffmpeg&lt;br /&gt;
Now configure, make, make install&lt;br /&gt;
&lt;br /&gt;
*http://www.zoneminder.com/forums/viewtopic.php?t=5576&amp;amp;sid=4e7192b74fe4306e341e9c4036727f7b&lt;br /&gt;
*After getting ffmpeg from CVS, do:&lt;br /&gt;
&amp;lt;code&amp;gt;./configure , make,  make install, make installibs&amp;lt;/code&amp;gt;&lt;br /&gt;
&lt;br /&gt;
==Increase Image size==&lt;br /&gt;
If you increase the image size on a camera, it&amp;#039;s always best to close down any streams and restart ZM to make sure that all memory is released.&lt;br /&gt;
http://www.zoneminder.com/forums/viewtopic.php?t=7049&lt;br /&gt;
&lt;br /&gt;
==Image display problems==&lt;br /&gt;
http://www.zoneminder.com/forums/viewtopic.php?t=6027&lt;br /&gt;
&lt;br /&gt;
Also remember you may need to increase your &amp;#039;shared memory&amp;#039;. See the FAQ for details&lt;br /&gt;
&lt;br /&gt;
==Firefox, Colorzilla Extensions==&lt;br /&gt;
http://www.zoneminder.com/forums/viewtopic.php?t=5647&lt;br /&gt;
&lt;br /&gt;
==Kodicom Capture Cards==&lt;br /&gt;
* http://www.zoneminder.com/forums/viewtopic.php?t=5640&lt;br /&gt;
* http://www.zoneminder.com/forums/viewtopic.php?t=4130&lt;br /&gt;
* http://www.zoneminder.com/forums/viewtopic.php?t=6158&lt;br /&gt;
*KMC-8800 8-chip bt878 capture card&lt;br /&gt;
** http://www.zoneminder.com/forums/viewtopic.php?t=5609&lt;br /&gt;
** http://www.linuxtv.org/v4lwiki/index.php/Kodicom_4400R&lt;br /&gt;
** http://www.zoneminder.com/forums/viewtopic.php?t=6012&lt;br /&gt;
&lt;br /&gt;
*modprobe.conf file&lt;br /&gt;
**http://www.zoneminder.com/forums/viewtopic.php?t=5508&amp;amp;postdays=0&amp;amp;postorder=asc&amp;amp;start=15&lt;br /&gt;
** http://www.zoneminder.com/forums/viewtopic.php?t=6024&lt;br /&gt;
Edit your /etc/modprobe.conf file and add this line:&amp;lt;br&amp;gt;&lt;br /&gt;
options bttv card=77&amp;lt;br&amp;gt;&lt;br /&gt;
*http://www.linux.com/howtos/Webcam-HOWTO/dev-intro.shtml&lt;br /&gt;
*http://www.zoneminder.com/forums/viewtopic.php?t=6892&lt;br /&gt;
All screens must be the same resolution.&lt;br /&gt;
&lt;br /&gt;
*bttv settings &lt;br /&gt;
**http://www.zoneminder.com/forums/viewtopic.php?t=5603&amp;amp;sid=4e7192b74fe4306e341e9c4036727f7b&lt;br /&gt;
&lt;br /&gt;
note that under ubuntu that the file to edit is /etc/modprobe.d/aliases.&lt;br /&gt;
&lt;br /&gt;
==Logitech USB QuickCam==&lt;br /&gt;
*I&amp;#039;m using FC4 and had a similiar problem with a quickcam 4000.&lt;br /&gt;
I guess you are using the default module supplied with CentOS. I think, not sure about this though, that it is missing some capabilities. So I installed the pwc module (http://www.saillard.org/linux/pwc/INSTALL.en) and these crashes stopped.&lt;br /&gt;
http://www.zoneminder.com/forums/viewtopic.php?t=5906&lt;br /&gt;
&lt;br /&gt;
&lt;br /&gt;
==Message Logs==&lt;br /&gt;
http://www.zoneminder.com/forums/viewtopic.php?t=5771&lt;br /&gt;
&lt;br /&gt;
==Memory Problems/Tweaks==&lt;br /&gt;
*http://www.zoneminder.com/forums/viewtopic.php?t=6242&lt;br /&gt;
*Shared memory setting must be high.&lt;br /&gt;
**http://www.zoneminder.com/forums/viewtopic.php?t=6024&lt;br /&gt;
&lt;br /&gt;
==SELinux Issues==&lt;br /&gt;
*http://www.zoneminder.com/forums/viewtopic.php?t=6337&lt;br /&gt;
*http://www.zoneminder.com/forums/viewtopic.php?t=4836&lt;br /&gt;
*http://www.zoneminder.com/forums/viewtopic.php?t=6147&lt;br /&gt;
&amp;lt;code&amp;gt;&lt;br /&gt;
cat sysctl.conf&lt;br /&gt;
# Disable response to broadcasts.&lt;br /&gt;
# You don&amp;#039;t want yourself becoming a Smurf amplifier.&lt;br /&gt;
net.ipv4.icmp_echo_ignore_broadcasts = 1&lt;br /&gt;
# enable route verification on all interfaces&lt;br /&gt;
net.ipv4.conf.all.rp_filter = 1&lt;br /&gt;
# enable ipV6 forwarding&lt;br /&gt;
#net.ipv6.conf.all.forwarding = 1&lt;br /&gt;
kernel.shmall = 134217728&lt;br /&gt;
kernel.shmmax = 134217728&lt;br /&gt;
&amp;lt;/code&amp;gt;&lt;br /&gt;
* http://www.zoneminder.com/forums/viewtopic.php?t=6000&lt;br /&gt;
&lt;br /&gt;
==Mocord, Record, Modect==&lt;br /&gt;
http://www.zoneminder.com/forums/viewtopic.php?t=6120&lt;br /&gt;
&lt;br /&gt;
==External Triggering==&lt;br /&gt;
====zmtrigger.pl====&lt;br /&gt;
(Could use your help here)&lt;br /&gt;
&lt;br /&gt;
==Modprobe==&lt;br /&gt;
modprobe.conf &lt;br /&gt;
mod = 133 or something like that for Kodicom&lt;br /&gt;
http://www.zoneminder.com/forums/viewtopic.php?t=5603&lt;br /&gt;
&lt;br /&gt;
==Official ZoneMinder Manual==&lt;br /&gt;
http://www.zoneminder.com/fileadmin/downloads/README.html&lt;br /&gt;
&lt;br /&gt;
==MMS Gateway and API Aoftware==&lt;br /&gt;
GPRS or HTTP a Jpeg image to the MMS gateway server which in turn sends the image to a mobile phone&lt;br /&gt;
*http://www.redcoal.com/&lt;br /&gt;
*http://www.zoneminder.com/forums/viewtopic.php?t=6101&lt;br /&gt;
*http://wurfl.sourceforge.net/&lt;br /&gt;
*http://www.mig.co.za&lt;br /&gt;
&lt;br /&gt;
==Multiple zones==&lt;br /&gt;
http://www.zoneminder.com/forums/viewtopic.php?t=6079&lt;br /&gt;
&lt;br /&gt;
==Perl Package zmpgk.pl==&lt;br /&gt;
*http://www.zoneminder.com/forums/viewtopic.php?t=5801&lt;br /&gt;
&lt;br /&gt;
==Roundrobin==&lt;br /&gt;
*http://www.zoneminder.com/forums/viewtopic.php?t=5658&lt;br /&gt;
&lt;br /&gt;
==Remote Camera Source/ Using Another ZM Box as a Source====&lt;br /&gt;
*http://www.zoneminder.com/forums/viewtopic.php?t=5549&lt;br /&gt;
*http://www.zoneminder.com/forums/viewtopic.php?t=5595&lt;br /&gt;
*http://www.zoneminder.com/forums/viewtopic.php?t=5549&lt;br /&gt;
&lt;br /&gt;
==Simultaneous connections (number off ) to Web browser==&lt;br /&gt;
*http://www.zoneminder.com/forums/viewtopic.php?t=6765&lt;br /&gt;
&lt;br /&gt;
==Streaming ==&lt;br /&gt;
*rtp and raw streaming&lt;br /&gt;
http://www.zoneminder.com/forums/viewtopic.php?t=5572&lt;br /&gt;
&lt;br /&gt;
==Settings==&lt;br /&gt;
*&amp;quot;disable farm out writing of images&amp;quot; if frame capture errors appear in log.&amp;lt;br&amp;gt;&lt;br /&gt;
** http://www.zoneminder.com/forums/viewtopic.php?t=5992&lt;br /&gt;
&lt;br /&gt;
*color pallet, video hieght, or video width. Try starting with 320x240 (assuming ntsc) and try different pallets. &lt;br /&gt;
**http://www.zoneminder.com/forums/viewtopic.php?t=6027&amp;amp;sid=9a52386394831b24741c67ba70cc1507&lt;br /&gt;
&lt;br /&gt;
==Timelapsed video==&lt;br /&gt;
http://www.zoneminder.com/forums/viewtopic.php?t=6049&lt;br /&gt;
&lt;br /&gt;
==Vehicle Detection Links==&lt;br /&gt;
*http://www.zoneminder.com/forums/viewtopic.php?t=5858&lt;br /&gt;
*http://www.zoneminder.com/forums/viewtopic.php?t=5184&amp;amp;highlight=truck+intersection&lt;br /&gt;
*http://www.cnssystems.ca/&lt;br /&gt;
&lt;br /&gt;
*All things are possible and the example someone posted a while back of detecting trucks and buses, but not cars, passing over a distant intersection is probably appropriate for you. What I would suggest you need are quite high pixel differences (indicating difference from the background) and pretty small counts of changed pixels or blob sizes. You might find it useful to turn on diagnostic images initially (and only for a while as they slow everything down a lot) which will output what ZM thinks the differences etc are are in the images.&lt;br /&gt;
&lt;br /&gt;
==Water marked==&lt;br /&gt;
http://www.zoneminder.com/forums/viewtopic.php?t=4591&amp;amp;highlight=watermark&lt;br /&gt;
http://www.zoneminder.com/forums/viewtopic.php?t=4188&amp;amp;highlight=watermark&lt;br /&gt;
&lt;br /&gt;
==xawtv ==&lt;br /&gt;
*http://www.zoneminder.com/forums/viewtopic.php?t=5696&lt;br /&gt;
what from xawtv -hwscan?&lt;br /&gt;
xawtv -device /dev/video?&lt;br /&gt;
&lt;br /&gt;
==zmc daemon captures the images==&lt;br /&gt;
*http://www.zoneminder.com/forums/viewtopic.php?t=6146&lt;br /&gt;
&lt;br /&gt;
==Zone Configurations and Fine Tunings==&lt;br /&gt;
&lt;br /&gt;
* This section needs alot of work.  Please contribute as much as you can!&lt;br /&gt;
&lt;br /&gt;
Once you have Zoneminder up and running and all your cameras recording events, it then becomes important to fine tune your zones so that you record all of the events that are important to you, and just as important, NOT record events that are not important.&lt;br /&gt;
&lt;br /&gt;
There are many parameters to be adjusted.  So many, in fact, that it is easy to change just a few parameters, and create a config that does not do what you want at all.  It is all so confusing.  Here, we will attempt to document some basic configs, and explain in some detail the effects that each parameter will have and how each parameter relates to the other parameters.&lt;br /&gt;
&lt;br /&gt;
The Documentation page offers some help in understanding how these parameters are related and important.  You can view the online documentation here:&lt;br /&gt;
&lt;br /&gt;
[http://www.zoneminder.com/fileadmin/downloads/README.html#_Toc151468571  Zone Config Documentation]&lt;br /&gt;
&lt;br /&gt;
[[Zone Parameter Explanations version 1.21]]&lt;br /&gt;
&lt;br /&gt;
[[Zone Parameter Explanations version 1.22]]&lt;br /&gt;
&lt;br /&gt;
[[Zone Configuration Basics]]&lt;br /&gt;
&lt;br /&gt;
[[Zone Configuration Advanced]]&lt;br /&gt;
&lt;br /&gt;
[[Special Situation Configs]]&lt;/div&gt;</summary>
		<author><name>Tburt11</name></author>
	</entry>
	<entry>
		<id>http://wiki.staging.zoneminder.com/index.php?title=Zone_Configuration_Basics&amp;diff=2025</id>
		<title>Zone Configuration Basics</title>
		<link rel="alternate" type="text/html" href="http://wiki.staging.zoneminder.com/index.php?title=Zone_Configuration_Basics&amp;diff=2025"/>
		<updated>2007-06-17T23:23:46Z</updated>

		<summary type="html">&lt;p&gt;Tburt11: &lt;/p&gt;
&lt;hr /&gt;
&lt;div&gt;*Start with the Basics&lt;br /&gt;
To minimize the confusion, and help you to learn what is sensitive and what is not, it may be helpful to start with the &amp;quot;Alarm Check Method&amp;quot; set to the most simplistic setting, &amp;quot;Alarmed Pixels&amp;quot;.  This will grey out the Filtered and Blobs parameters, and give you a smaller subset of variables to adjust.&lt;br /&gt;
&lt;br /&gt;
*Experimentation&lt;br /&gt;
Probably the best way to learn how to adjust your setup is to create a static repeatable environment in which you can evaluate the changes you make as you make them.&lt;br /&gt;
&lt;br /&gt;
If you can, point your camera at a blank wall, preferably adjacent to where you sit, and have available several items that you can insert (by hand) into the cameras image to test your settings.  A blank sheet of white paper.  A half folded sheet of white paper.  Various sizes of dark colored paper.  A notepad is recommended to keep track of what triggers and what does not as the combination of options can quickly become confusing and hard to remember.&lt;br /&gt;
&lt;br /&gt;
*Using Stats to judge your settings&lt;br /&gt;
If you enable Stats in the options, you may be able to view some statistics that are generated for each alarm image that is captured.  By evaluating these stats, you may be able to gain some insight into what values are triggering the capture.&lt;br /&gt;
&lt;br /&gt;
How to enable Stats - TBD&lt;br /&gt;
&lt;br /&gt;
How to evaluate Stats - TBD&lt;/div&gt;</summary>
		<author><name>Tburt11</name></author>
	</entry>
	<entry>
		<id>http://wiki.staging.zoneminder.com/index.php?title=Zone_Configuration_Basics&amp;diff=2024</id>
		<title>Zone Configuration Basics</title>
		<link rel="alternate" type="text/html" href="http://wiki.staging.zoneminder.com/index.php?title=Zone_Configuration_Basics&amp;diff=2024"/>
		<updated>2007-06-17T23:22:40Z</updated>

		<summary type="html">&lt;p&gt;Tburt11: &lt;/p&gt;
&lt;hr /&gt;
&lt;div&gt;[[Start with the Basics]]&lt;br /&gt;
To minimize the confusion, and help you to learn what is sensitive and what is not, it may be helpful to start with the &amp;quot;Alarm Check Method&amp;quot; set to the most simplistic setting, &amp;quot;Alarmed Pixels&amp;quot;.  This will grey out the Filtered and Blobs parameters, and give you a smaller subset of variables to adjust.&lt;br /&gt;
&lt;br /&gt;
[[ Experimentation ]]&lt;br /&gt;
Probably the best way to learn how to adjust your setup is to create a static repeatable environment in which you can evaluate the changes you make as you make them.&lt;br /&gt;
&lt;br /&gt;
If you can, point your camera at a blank wall, preferably adjacent to where you sit, and have available several items that you can insert (by hand) into the cameras image to test your settings.  A blank sheet of white paper.  A half folded sheet of white paper.  Various sizes of dark colored paper.  A notepad is recommended to keep track of what triggers and what does not as the combination of options can quickly become confusing and hard to remember.&lt;br /&gt;
&lt;br /&gt;
[[Using Stats to judge your settings]]&lt;br /&gt;
If you enable Stats in the options, you may be able to view some statistics that are generated for each alarm image that is captured.  By evaluating these stats, you may be able to gain some insight into what values are triggering the capture.&lt;br /&gt;
&lt;br /&gt;
How to enable Stats - TBD&lt;br /&gt;
&lt;br /&gt;
How to evaluate Stats - TBD&lt;/div&gt;</summary>
		<author><name>Tburt11</name></author>
	</entry>
	<entry>
		<id>http://wiki.staging.zoneminder.com/index.php?title=Zone_Parameter_Explanations&amp;diff=2023</id>
		<title>Zone Parameter Explanations</title>
		<link rel="alternate" type="text/html" href="http://wiki.staging.zoneminder.com/index.php?title=Zone_Parameter_Explanations&amp;diff=2023"/>
		<updated>2007-06-17T23:08:12Z</updated>

		<summary type="html">&lt;p&gt;Tburt11: /* Maximum Filtered Area */&lt;/p&gt;
&lt;hr /&gt;
&lt;div&gt;===Zone Parameter Explanations===&lt;br /&gt;
*Note:  This area is complex and needs alot of work.  Please help in any way that you can!&lt;br /&gt;
&lt;br /&gt;
==Name==&lt;br /&gt;
Each Zone can be named for reference purposes.  Choose a name that helps you identify your zones.&lt;br /&gt;
&lt;br /&gt;
==Type==&lt;br /&gt;
*Active - &lt;br /&gt;
&lt;br /&gt;
*Inclusive - &lt;br /&gt;
&lt;br /&gt;
*Exclusive -&lt;br /&gt;
&lt;br /&gt;
*Preclusive - &lt;br /&gt;
&lt;br /&gt;
*Inactive -&lt;br /&gt;
&lt;br /&gt;
==Units==&lt;br /&gt;
&lt;br /&gt;
*Pixels - Selecting this option will allow many of the following values to be entered (or viewed) in units of pixels.&lt;br /&gt;
&lt;br /&gt;
*Percentage -  Selecting this option will allow may of the following values to be entered (orviewed) as a percentage.&lt;br /&gt;
&lt;br /&gt;
==Minimum X - Minimum Y - Maximum X - Maximum Y==&lt;br /&gt;
Use these parameters to define the X,Y coordinates of the corners of the zone that is to be defined.&lt;br /&gt;
&lt;br /&gt;
==Alarm Colour==&lt;br /&gt;
&lt;br /&gt;
These parameters can be used to indvidually colorize the zone overlay pattern.  By default, red is the active zone and green is the ??? zone.&lt;br /&gt;
&lt;br /&gt;
==Alarm Check Method==&lt;br /&gt;
*Alarmed Pixels -&lt;br /&gt;
&lt;br /&gt;
Choosing this Check Method will grey out many of the available parameters.  This can simplify the tuning process, and could possibly be a better starting point for learning to adjust the many advanced parameters that are enabled with the other options. &lt;br /&gt;
&lt;br /&gt;
*Filtered Pixels - &lt;br /&gt;
&lt;br /&gt;
Choosing this Check Method opens up the Filtered parameters for adjustment in addition to the Alarmed Pixels above.  This should give more accuracy, once you know how to adjust the various parameters and assist with eliminating false alarms and triggering on desired conditions.&lt;br /&gt;
&lt;br /&gt;
*Blob Pixels - &lt;br /&gt;
&lt;br /&gt;
Choosing this Check Methos opens up all of the available parameters.  Enabling Blobs provides one more analysis for determination of what is a valid alarm and what is not.&lt;br /&gt;
&lt;br /&gt;
==Minimum Pixel Threshold==&lt;br /&gt;
These setting are used to define limits for the difference in value between a pixel and its predecessor in the reference image.&lt;br /&gt;
&lt;br /&gt;
I believe that this value (and the Maximum value as well) defines the amount of change that a single pixel must undergo, from the prior image (the reference image) and the current image, in order for the pixel to have been considered to have changed.&lt;br /&gt;
&lt;br /&gt;
Small abberations in lighting or auto exposure camera adjustments may cause the explicit value of a pixel to vary by small amounts from image to image.  This parameter allows you to set the limits of what will be considered a &amp;quot;changed pixel&amp;quot;.  For example, if your camera points to a blank white wall, and you raise a black colored item into view, then the change in any one pixel will be great, indeed, extreme.  If however, you raise a white piece of paper, then the change that an individual pixes sees will be more subtle.  Setting this minimum value too high, may allow a white cat to walk undetected across the view of the white wall.&lt;br /&gt;
&lt;br /&gt;
The default value for this parameter is X%.  Generally, this value may range in the 5% to 15% range.&lt;br /&gt;
&lt;br /&gt;
==Maximum Pixel Threshold==&lt;br /&gt;
See the Minimum Pixel Threshold (above) for some explanation.&lt;br /&gt;
&lt;br /&gt;
The default value for this parameter is 0% or 0 (zero) pixels, which disables the check.  In other words, a pixel that changes from extreme white to extreme black will always be considered to be changed.  This value is probably best left at a value of 0 (zero).&lt;br /&gt;
&lt;br /&gt;
==Minimum Alarmed Area==&lt;br /&gt;
&lt;br /&gt;
==Maximum Alarmed Area==&lt;br /&gt;
&lt;br /&gt;
==Filter Width and Filter Height (pixels)==&lt;br /&gt;
This parameter is always specified in Pixels, even when Percentages are the selected units.&lt;br /&gt;
&lt;br /&gt;
This parameter defines a group of pixels and should always be an odd number.  &lt;br /&gt;
&lt;br /&gt;
3 x 3 is the default value, and 5 x 5 is also suggested as another valid option.  It is suggested that these numbers be small in number.  &lt;br /&gt;
&lt;br /&gt;
==Minimum Filtered Area==&lt;br /&gt;
&lt;br /&gt;
* This value should always be equal to or less than the Minimum Alarmed Area&lt;br /&gt;
&lt;br /&gt;
==Maximum Filtered Area==&lt;br /&gt;
&lt;br /&gt;
* This value should always be equal to or less than the Maximum Alarmed Area&lt;br /&gt;
&lt;br /&gt;
==Minimum Blob Area==&lt;br /&gt;
* The following Blob parameters are only available if you have selected &amp;quot;Blobs&amp;quot; as the &amp;quot;Alarm Check Method&amp;quot; above.&lt;br /&gt;
&lt;br /&gt;
When two or more Filtered areas touch or share a boundary, they probably should be evaluated as one contiguous area and not as separate entities.  A Blob is the coalesced or consolodated area of multiple filtered areas.&lt;br /&gt;
&lt;br /&gt;
The Minimum blob area the smallest area that would be considered to be a blob.&lt;br /&gt;
&lt;br /&gt;
==Maximum Blob Area==&lt;br /&gt;
This parameter is probably best left at the default value of 0 (zero) or disabled.&lt;br /&gt;
&lt;br /&gt;
==Minimum Blobs==&lt;br /&gt;
Normally, you would want any single blob to trigger an event, so the default value of 1 (one) should suffice.  In some circumstances, it may benefit to have only one blob NOT trigger an event, in which case, setting this value to 2 or higher may serve some special purpose.&lt;br /&gt;
&lt;br /&gt;
==Maximum Blobs==&lt;br /&gt;
I believe that the usefulness of this parameter is negligible.  Normally set to 0 (zero), it is probably best left at that value.&lt;/div&gt;</summary>
		<author><name>Tburt11</name></author>
	</entry>
	<entry>
		<id>http://wiki.staging.zoneminder.com/index.php?title=Zone_Parameter_Explanations&amp;diff=2022</id>
		<title>Zone Parameter Explanations</title>
		<link rel="alternate" type="text/html" href="http://wiki.staging.zoneminder.com/index.php?title=Zone_Parameter_Explanations&amp;diff=2022"/>
		<updated>2007-06-17T23:07:43Z</updated>

		<summary type="html">&lt;p&gt;Tburt11: &lt;/p&gt;
&lt;hr /&gt;
&lt;div&gt;===Zone Parameter Explanations===&lt;br /&gt;
*Note:  This area is complex and needs alot of work.  Please help in any way that you can!&lt;br /&gt;
&lt;br /&gt;
==Name==&lt;br /&gt;
Each Zone can be named for reference purposes.  Choose a name that helps you identify your zones.&lt;br /&gt;
&lt;br /&gt;
==Type==&lt;br /&gt;
*Active - &lt;br /&gt;
&lt;br /&gt;
*Inclusive - &lt;br /&gt;
&lt;br /&gt;
*Exclusive -&lt;br /&gt;
&lt;br /&gt;
*Preclusive - &lt;br /&gt;
&lt;br /&gt;
*Inactive -&lt;br /&gt;
&lt;br /&gt;
==Units==&lt;br /&gt;
&lt;br /&gt;
*Pixels - Selecting this option will allow many of the following values to be entered (or viewed) in units of pixels.&lt;br /&gt;
&lt;br /&gt;
*Percentage -  Selecting this option will allow may of the following values to be entered (orviewed) as a percentage.&lt;br /&gt;
&lt;br /&gt;
==Minimum X - Minimum Y - Maximum X - Maximum Y==&lt;br /&gt;
Use these parameters to define the X,Y coordinates of the corners of the zone that is to be defined.&lt;br /&gt;
&lt;br /&gt;
==Alarm Colour==&lt;br /&gt;
&lt;br /&gt;
These parameters can be used to indvidually colorize the zone overlay pattern.  By default, red is the active zone and green is the ??? zone.&lt;br /&gt;
&lt;br /&gt;
==Alarm Check Method==&lt;br /&gt;
*Alarmed Pixels -&lt;br /&gt;
&lt;br /&gt;
Choosing this Check Method will grey out many of the available parameters.  This can simplify the tuning process, and could possibly be a better starting point for learning to adjust the many advanced parameters that are enabled with the other options. &lt;br /&gt;
&lt;br /&gt;
*Filtered Pixels - &lt;br /&gt;
&lt;br /&gt;
Choosing this Check Method opens up the Filtered parameters for adjustment in addition to the Alarmed Pixels above.  This should give more accuracy, once you know how to adjust the various parameters and assist with eliminating false alarms and triggering on desired conditions.&lt;br /&gt;
&lt;br /&gt;
*Blob Pixels - &lt;br /&gt;
&lt;br /&gt;
Choosing this Check Methos opens up all of the available parameters.  Enabling Blobs provides one more analysis for determination of what is a valid alarm and what is not.&lt;br /&gt;
&lt;br /&gt;
==Minimum Pixel Threshold==&lt;br /&gt;
These setting are used to define limits for the difference in value between a pixel and its predecessor in the reference image.&lt;br /&gt;
&lt;br /&gt;
I believe that this value (and the Maximum value as well) defines the amount of change that a single pixel must undergo, from the prior image (the reference image) and the current image, in order for the pixel to have been considered to have changed.&lt;br /&gt;
&lt;br /&gt;
Small abberations in lighting or auto exposure camera adjustments may cause the explicit value of a pixel to vary by small amounts from image to image.  This parameter allows you to set the limits of what will be considered a &amp;quot;changed pixel&amp;quot;.  For example, if your camera points to a blank white wall, and you raise a black colored item into view, then the change in any one pixel will be great, indeed, extreme.  If however, you raise a white piece of paper, then the change that an individual pixes sees will be more subtle.  Setting this minimum value too high, may allow a white cat to walk undetected across the view of the white wall.&lt;br /&gt;
&lt;br /&gt;
The default value for this parameter is X%.  Generally, this value may range in the 5% to 15% range.&lt;br /&gt;
&lt;br /&gt;
==Maximum Pixel Threshold==&lt;br /&gt;
See the Minimum Pixel Threshold (above) for some explanation.&lt;br /&gt;
&lt;br /&gt;
The default value for this parameter is 0% or 0 (zero) pixels, which disables the check.  In other words, a pixel that changes from extreme white to extreme black will always be considered to be changed.  This value is probably best left at a value of 0 (zero).&lt;br /&gt;
&lt;br /&gt;
==Minimum Alarmed Area==&lt;br /&gt;
&lt;br /&gt;
==Maximum Alarmed Area==&lt;br /&gt;
&lt;br /&gt;
==Filter Width and Filter Height (pixels)==&lt;br /&gt;
This parameter is always specified in Pixels, even when Percentages are the selected units.&lt;br /&gt;
&lt;br /&gt;
This parameter defines a group of pixels and should always be an odd number.  &lt;br /&gt;
&lt;br /&gt;
3 x 3 is the default value, and 5 x 5 is also suggested as another valid option.  It is suggested that these numbers be small in number.  &lt;br /&gt;
&lt;br /&gt;
==Minimum Filtered Area==&lt;br /&gt;
&lt;br /&gt;
* This value should always be equal to or less than the Minimum Alarmed Area&lt;br /&gt;
&lt;br /&gt;
==Maximum Filtered Area==&lt;br /&gt;
&lt;br /&gt;
* This value shold always be equal to or less than the Maximum Alarmed Area&lt;br /&gt;
&lt;br /&gt;
==Minimum Blob Area==&lt;br /&gt;
* The following Blob parameters are only available if you have selected &amp;quot;Blobs&amp;quot; as the &amp;quot;Alarm Check Method&amp;quot; above.&lt;br /&gt;
&lt;br /&gt;
When two or more Filtered areas touch or share a boundary, they probably should be evaluated as one contiguous area and not as separate entities.  A Blob is the coalesced or consolodated area of multiple filtered areas.&lt;br /&gt;
&lt;br /&gt;
The Minimum blob area the smallest area that would be considered to be a blob.&lt;br /&gt;
&lt;br /&gt;
==Maximum Blob Area==&lt;br /&gt;
This parameter is probably best left at the default value of 0 (zero) or disabled.&lt;br /&gt;
&lt;br /&gt;
==Minimum Blobs==&lt;br /&gt;
Normally, you would want any single blob to trigger an event, so the default value of 1 (one) should suffice.  In some circumstances, it may benefit to have only one blob NOT trigger an event, in which case, setting this value to 2 or higher may serve some special purpose.&lt;br /&gt;
&lt;br /&gt;
==Maximum Blobs==&lt;br /&gt;
I believe that the usefulness of this parameter is negligible.  Normally set to 0 (zero), it is probably best left at that value.&lt;/div&gt;</summary>
		<author><name>Tburt11</name></author>
	</entry>
	<entry>
		<id>http://wiki.staging.zoneminder.com/index.php?title=Zone_Parameter_Explanations&amp;diff=2021</id>
		<title>Zone Parameter Explanations</title>
		<link rel="alternate" type="text/html" href="http://wiki.staging.zoneminder.com/index.php?title=Zone_Parameter_Explanations&amp;diff=2021"/>
		<updated>2007-06-17T22:40:20Z</updated>

		<summary type="html">&lt;p&gt;Tburt11: /* Minimum Pixel Threshold */&lt;/p&gt;
&lt;hr /&gt;
&lt;div&gt;===Zone Parameter Explanations===&lt;br /&gt;
&lt;br /&gt;
*Note:  This area is complex and needs alot of work.  Please help in any way that you can!&lt;br /&gt;
&lt;br /&gt;
==Name==&lt;br /&gt;
&lt;br /&gt;
Each Zone can be named for reference purposes.  Choose a name that helps you identify your zones.&lt;br /&gt;
&lt;br /&gt;
==Type==&lt;br /&gt;
&lt;br /&gt;
*Active - &lt;br /&gt;
&lt;br /&gt;
*Inclusive - &lt;br /&gt;
&lt;br /&gt;
*Exclusive -&lt;br /&gt;
&lt;br /&gt;
*Preclusive - &lt;br /&gt;
&lt;br /&gt;
*Inactive -&lt;br /&gt;
&lt;br /&gt;
==Units==&lt;br /&gt;
&lt;br /&gt;
&lt;br /&gt;
&lt;br /&gt;
*Pixels - Selecting this option will allow many of the following values to be entered (or viewed) in units of pixels.&lt;br /&gt;
&lt;br /&gt;
*Percentage -  Selecting this option will allow may of the following values to be entered (orviewed) as a percentage.&lt;br /&gt;
&lt;br /&gt;
==Minimum X - Minimum Y - Maximum X - Maximum Y==&lt;br /&gt;
&lt;br /&gt;
Use these parameters to define the X,Y coordinates of the corners of the zone that is to be defined.&lt;br /&gt;
&lt;br /&gt;
==Alarm Colour==&lt;br /&gt;
&lt;br /&gt;
These parameters can be used to indvidually colorize the zone overlay pattern.  By default, red is the active zone and green is the ??? zone.&lt;br /&gt;
&lt;br /&gt;
==Alarm Check Method==&lt;br /&gt;
&lt;br /&gt;
*Alarmed Pixels -&lt;br /&gt;
&lt;br /&gt;
Choosing this Check Method will grey out many of the available parameters.  This can simplify the tuning process, and could possibly be a better starting point for learning to adjust the many advanced parameters that are enabled with the other options. &lt;br /&gt;
&lt;br /&gt;
*Filtered Pixels - &lt;br /&gt;
&lt;br /&gt;
Choosing this Check Method opens up the Filtered parameters for adjustment in addition to the Alarmed Pixels above.  This should give more accuracy, once you know how to adjust the various parameters and assist with eliminating false alarms and triggering on desired conditions.&lt;br /&gt;
&lt;br /&gt;
*Blob Pixels - &lt;br /&gt;
&lt;br /&gt;
Choosing this Check Methos opens up all of the available parameters.  Enabling Blobs provides one more analysis for determination of what is a valid alarm and what is not.&lt;br /&gt;
&lt;br /&gt;
==Minimum Pixel Threshold==&lt;br /&gt;
These setting are used to define limits for the difference in value between a pixel and its predecessor in the reference image.&lt;br /&gt;
&lt;br /&gt;
I believe that this value (and the Maximum value as well) defines the amount of change that a single pixel must undergo, from the prior image (the reference image) and the current image, in order for the pixel to have been considered to have changed.&lt;br /&gt;
&lt;br /&gt;
Small abberations in lighting or auto exposure camera adjustments may cause the explicit value of a pixel to vary by small amounts from image to image.  This parameter allows you to set the limits of what will be considered a &amp;quot;changed pixel&amp;quot;.  For example, if your camera points to a blank white wall, and you raise a black colored item into view, then the change in any one pixel will be great, indeed, extreme.  If however, you raise a white piece of paper, then the change that an individual pixes sees will be more subtle.  Setting this minimum value too high, would allow a white cat to walk undetected across the view of the white wall.&lt;br /&gt;
&lt;br /&gt;
The default value for this parameter is X%.  Generally, this value may range in the 5% to 15% range.&lt;br /&gt;
&lt;br /&gt;
==Maximum Pixel Threshold==&lt;br /&gt;
&lt;br /&gt;
==Filter Width and Filter Height (pixels)==&lt;br /&gt;
&lt;br /&gt;
This parameter is always specified in Pixels, even when Percentages are the selected units.&lt;br /&gt;
&lt;br /&gt;
This parameter defines a group of pixels and should always be an odd number.  &lt;br /&gt;
&lt;br /&gt;
3 x 3 is the default value, and 5 x 5 is also suggested as another valid option.  It is suggested that these numbers be small in number.  &lt;br /&gt;
&lt;br /&gt;
==Minimum Filtered Area==&lt;br /&gt;
&lt;br /&gt;
==Maximum Filtered Area==&lt;br /&gt;
&lt;br /&gt;
==Minimum Blob Area==&lt;br /&gt;
&lt;br /&gt;
==Maximum Blob Area==&lt;br /&gt;
&lt;br /&gt;
==Minimum Blobs==&lt;br /&gt;
&lt;br /&gt;
==Maximum Blobs==&lt;br /&gt;
&lt;br /&gt;
I believe that the usefulness of this parameter is negligible.  Normally set to 0 (zero), it is probably best left at that value.&lt;/div&gt;</summary>
		<author><name>Tburt11</name></author>
	</entry>
	<entry>
		<id>http://wiki.staging.zoneminder.com/index.php?title=General_Notes&amp;diff=2020</id>
		<title>General Notes</title>
		<link rel="alternate" type="text/html" href="http://wiki.staging.zoneminder.com/index.php?title=General_Notes&amp;diff=2020"/>
		<updated>2007-06-17T22:24:27Z</updated>

		<summary type="html">&lt;p&gt;Tburt11: &lt;/p&gt;
&lt;hr /&gt;
&lt;div&gt;==Zoneminder Build Notes==&lt;br /&gt;
==== Required for Building ====&lt;br /&gt;
* MySQL [http://www.lamphowto.com  www.lamphowto.com] Notes on compiling MySQL from source&lt;br /&gt;
* OpenSSL&lt;br /&gt;
* PHP&lt;br /&gt;
* Apache&lt;br /&gt;
* Perl/Libperl&lt;br /&gt;
./configure will complain if anything is missing.&lt;br /&gt;
&lt;br /&gt;
==== Installing from Source ====&lt;br /&gt;
* http://www.zoneminder.com/fileadmin/downloads/README.html&amp;lt;br&amp;gt;&lt;br /&gt;
* http://www.zoneminder.com/forums/viewtopic.php?t=5715&amp;lt;br&amp;gt;&lt;br /&gt;
* http://www.zoneminder.com/forums/viewtopic.php?t=5929&amp;lt;br&amp;gt;&lt;br /&gt;
:./configure --with-mysql=/usr/local/mysql&lt;br /&gt;
:--with-ffmpeg=/home/src/ffmpeg-0.4.9-pre1&lt;br /&gt;
:--with-lame=/home/src/lame-3.96.1/libmp3lame&lt;br /&gt;
:--with-webdir=/home/sites/Security.658Ridgecrest.com/web&lt;br /&gt;
:--with-cgidir=/home/sites/Security.658Ridgecrest.com/web&lt;br /&gt;
:--with-webuser=httpd &lt;br /&gt;
:--with-webgroup=httpd&lt;br /&gt;
:--with-libarch=lib &lt;br /&gt;
:--enable-debug=yes &lt;br /&gt;
OR&lt;br /&gt;
:./configure --with-webdir=/var/www/htdocs/ZM&lt;br /&gt;
:--with-cgidir=/var/www/cgi-bin --sysconfdir=/etc&lt;br /&gt;
:--with-webuser=httpd&lt;br /&gt;
:--with-webgroup=httpd&lt;br /&gt;
OR&lt;br /&gt;
* http://www.zoneminder.com/forums/viewtopic.php?t=6053&lt;br /&gt;
:./configure --with-webdir=/var/www/html/zm &lt;br /&gt;
:--with-cgidir=/var/www/cgi-bin ZM_DB_PASS=&amp;lt;password&amp;gt; &lt;br /&gt;
&lt;br /&gt;
==== Create and Populate the Database ====&lt;br /&gt;
* http://www.zoneminder.com/forums/viewtopic.php?t=5754&amp;lt;br&amp;gt;&lt;br /&gt;
* http://www.zoneminder.com/forums/viewtopic.php?t=6023&amp;lt;br&amp;gt;&lt;br /&gt;
&amp;lt;code&amp;gt;&lt;br /&gt;
:mysql mysql &amp;lt; db/zm_create.sql&lt;br /&gt;
:mysql mysql&lt;br /&gt;
:&amp;gt; grant select,insert,update,delete on &amp;lt;database name&amp;gt;.* to &amp;#039;&amp;lt;database user&amp;gt;&amp;#039;@localhost identified by &amp;#039;&amp;lt;database password&amp;gt;&amp;#039;;&lt;br /&gt;
:&amp;gt; quit&lt;br /&gt;
: mysqladmin reload&amp;lt;/code&amp;gt;&lt;br /&gt;
&lt;br /&gt;
==== Misc Notes (Anyone care to categorize?) ====&lt;br /&gt;
Check zone.conf or zm.conf. Check that there are no bogus vesions of this file lying around. &amp;lt;br&amp;gt;&lt;br /&gt;
&amp;quot;nobody&amp;quot; doesn&amp;#039;t have shell access, choose a different Apache alias like &amp;quot;httpd&amp;quot;. &amp;lt;br&amp;gt;&lt;br /&gt;
zmdc.log or /var/log/messages log any errors.&amp;lt;br&amp;gt;&lt;br /&gt;
zm.sock file must be able to be created.&lt;br /&gt;
&lt;br /&gt;
==Apache ==&lt;br /&gt;
&lt;br /&gt;
==== Permissions Problems ====&lt;br /&gt;
* http://www.zoneminder.com/forums/viewtopic.php?t=5642&lt;br /&gt;
&amp;lt;code&amp;gt;sudo -u apache /etc/rc.d/rc.zoneminder start&amp;lt;/code&amp;gt;&lt;br /&gt;
** now.. zmc and zma is running on user apache&lt;br /&gt;
&lt;br /&gt;
==== su Issue ====&lt;br /&gt;
http://www.zoneminder.com/forums/viewtopic.php?t=5652&lt;br /&gt;
&lt;br /&gt;
==== Allowing CGI Execution (REQUIRED for ZM) ====&lt;br /&gt;
http://www.zoneminder.com/forums/viewtopic.php?t=5853&lt;br /&gt;
*/usr/local/etc/zm.conf  must exist and what process owns it.&lt;br /&gt;
webuser and webgroup must be correct for apache to have ownership over zm.conf&lt;br /&gt;
&lt;br /&gt;
==BIOS Issues==&lt;br /&gt;
Turning off ACPI power management in the BIOS may help alleviate some issues with ZoneMinder and capture hardware. &lt;br /&gt;
&lt;br /&gt;
&lt;br /&gt;
==Brightness control==&lt;br /&gt;
* http://www.zoneminder.com/forums/viewtopic.php?t=3953&lt;br /&gt;
* http://www.zoneminder.com/forums/viewtopic.php?t=5680&lt;br /&gt;
* http://www.zoneminder.com/forums/viewtopic.php?t=3657&lt;br /&gt;
&lt;br /&gt;
== Contribs Forum==&lt;br /&gt;
The [http://www.zoneminder.com/forums/viewforum.php?f=9 contribs forum] contains contributions from ZoneMinder users like yourself!&lt;br /&gt;
&lt;br /&gt;
==Cambozola==&lt;br /&gt;
Cambozola is a Java plugin that decodes multipart JPEG streams. Mozilla-based browser have native support, so this plugin is for browsers like Internet Explorer that lack that support.&lt;br /&gt;
&lt;br /&gt;
To install Cambozola for use in zm, Download the cambozola.jar file from the Downloads page or directly from the charliemouse website. If you download from charliemouse you will need to extract the one file (cambozola.jar) from the archive. Place cambozola.jar in the ZM root web directory (so if your web pages for ZM is installed at /var/www/html/zm the file should go there as well). Now all thats left to be done is to enable it in ZM goto options and under the web tab check that cambozola is enabled. Thats it, you&amp;#039;r done.&lt;br /&gt;
&lt;br /&gt;
* http://www.zoneminder.com/forums/viewtopic.php?t=5745&lt;br /&gt;
* http://www.zoneminder.com/forums/viewtopic.php?t=6320&lt;br /&gt;
&lt;br /&gt;
==Capture Card Issues==&lt;br /&gt;
==== Image is Flipped ====&lt;br /&gt;
* Applies to 4 inputs on one chip:&lt;br /&gt;
**http://www.zoneminder.com/forums/viewtopic.php?t=6042&lt;br /&gt;
&lt;br /&gt;
==== Scrambled Images ====&lt;br /&gt;
* Applies to 4 inputs on one chip, using lspci and dmesg to determine hardware.&lt;br /&gt;
**http://www.zoneminder.com/forums/viewtopic.php?t=6024&lt;br /&gt;
&lt;br /&gt;
==CAUSE NOTES field section==&lt;br /&gt;
*http://www.zoneminder.com/forums/viewtopic.php?t=6065&lt;br /&gt;
&lt;br /&gt;
==Database MySQL==&lt;br /&gt;
==== Create a New Database ==== &lt;br /&gt;
* http://www.zoneminder.com/forums/viewtopic.php?t=5754&lt;br /&gt;
&lt;br /&gt;
==== Repair a Database ==== &lt;br /&gt;
* http://www.zoneminder.com/forums/viewtopic.php?t=5657&lt;br /&gt;
* http://www.zoneminder.com/forums/viewtopic.php?t=5845&lt;br /&gt;
&lt;br /&gt;
==== Backup a Database ====&lt;br /&gt;
In Ubuntu and other modern distributions you can install MySQL administrator GUI.&lt;br /&gt;
&lt;br /&gt;
the default login is :-&amp;lt;br&amp;gt;&lt;br /&gt;
Server Hostname ---- localhost&amp;lt;br&amp;gt;Username ---- Root&amp;lt;br&amp;gt;Password ----- (Blank, no password)&lt;br /&gt;
&lt;br /&gt;
In here, there is backup and restore functions. The backup can also be scheduled.&lt;br /&gt;
&lt;br /&gt;
==== Delete Databases/Tables ====&lt;br /&gt;
&lt;br /&gt;
==== Database Tricks/Tips ==== &lt;br /&gt;
* My personal recommendation is to try converting your database over to INNODB tables.&lt;br /&gt;
** Researching the web I found this to be faster for larger tables (as events grow) and much more reliable. &lt;br /&gt;
* http://www.zoneminder.com/forums/viewtopic.php?t=6000&lt;br /&gt;
* http://www.zoneminder.com/forums/viewtopic.php?t=6143&lt;br /&gt;
* http://www.zoneminder.com/forums/viewtopic.php?t=5657&lt;br /&gt;
* http://www.zoneminder.com/forums/viewtopic.php?t=6095&lt;br /&gt;
&lt;br /&gt;
====Update Database After Installing from RPM&amp;#039;s====&lt;br /&gt;
* http://www.zoneminder.com/forums/viewtopic.php?t=5887&lt;br /&gt;
&lt;br /&gt;
== ffmpeg ==&lt;br /&gt;
*Install ffmpeg for Fedora with&lt;br /&gt;
yum -i  ffmpeg&amp;lt;br&amp;gt;&lt;br /&gt;
yum -i ffmpeg-devel&lt;br /&gt;
&lt;br /&gt;
*Install ffmpeg and ffmpeg-devel on Fedore4&lt;br /&gt;
**http://www.zoneminder.com/forums/viewtopic.php?t=5601&lt;br /&gt;
&amp;lt;code&amp;gt;&lt;br /&gt;
rpm -ivh http://rpm.livna.org/livna-release4.rpm&lt;br /&gt;
yum install ffmpeg ffmpeg-devel&lt;br /&gt;
&amp;lt;/code&amp;gt;&lt;br /&gt;
Place the devel stuff in /usr/include/ffmpeg&lt;br /&gt;
Now configure, make, make install&lt;br /&gt;
&lt;br /&gt;
*http://www.zoneminder.com/forums/viewtopic.php?t=5576&amp;amp;sid=4e7192b74fe4306e341e9c4036727f7b&lt;br /&gt;
*After getting ffmpeg from CVS, do:&lt;br /&gt;
&amp;lt;code&amp;gt;./configure , make,  make install, make installibs&amp;lt;/code&amp;gt;&lt;br /&gt;
&lt;br /&gt;
==Increase Image size==&lt;br /&gt;
If you increase the image size on a camera, it&amp;#039;s always best to close down any streams and restart ZM to make sure that all memory is released.&lt;br /&gt;
http://www.zoneminder.com/forums/viewtopic.php?t=7049&lt;br /&gt;
&lt;br /&gt;
==Image display problems==&lt;br /&gt;
http://www.zoneminder.com/forums/viewtopic.php?t=6027&lt;br /&gt;
&lt;br /&gt;
Also remember you may need to increase your &amp;#039;shared memory&amp;#039;. See the FAQ for details&lt;br /&gt;
&lt;br /&gt;
==Firefox, Colorzilla Extensions==&lt;br /&gt;
http://www.zoneminder.com/forums/viewtopic.php?t=5647&lt;br /&gt;
&lt;br /&gt;
==Kodicom Capture Cards==&lt;br /&gt;
* http://www.zoneminder.com/forums/viewtopic.php?t=5640&lt;br /&gt;
* http://www.zoneminder.com/forums/viewtopic.php?t=4130&lt;br /&gt;
* http://www.zoneminder.com/forums/viewtopic.php?t=6158&lt;br /&gt;
*KMC-8800 8-chip bt878 capture card&lt;br /&gt;
** http://www.zoneminder.com/forums/viewtopic.php?t=5609&lt;br /&gt;
** http://www.linuxtv.org/v4lwiki/index.php/Kodicom_4400R&lt;br /&gt;
** http://www.zoneminder.com/forums/viewtopic.php?t=6012&lt;br /&gt;
&lt;br /&gt;
*modprobe.conf file&lt;br /&gt;
**http://www.zoneminder.com/forums/viewtopic.php?t=5508&amp;amp;postdays=0&amp;amp;postorder=asc&amp;amp;start=15&lt;br /&gt;
** http://www.zoneminder.com/forums/viewtopic.php?t=6024&lt;br /&gt;
Edit your /etc/modprobe.conf file and add this line:&amp;lt;br&amp;gt;&lt;br /&gt;
options bttv card=77&amp;lt;br&amp;gt;&lt;br /&gt;
*http://www.linux.com/howtos/Webcam-HOWTO/dev-intro.shtml&lt;br /&gt;
*http://www.zoneminder.com/forums/viewtopic.php?t=6892&lt;br /&gt;
All screens must be the same resolution.&lt;br /&gt;
&lt;br /&gt;
*bttv settings &lt;br /&gt;
**http://www.zoneminder.com/forums/viewtopic.php?t=5603&amp;amp;sid=4e7192b74fe4306e341e9c4036727f7b&lt;br /&gt;
&lt;br /&gt;
note that under ubuntu that the file to edit is /etc/modprobe.d/aliases.&lt;br /&gt;
&lt;br /&gt;
==Logitech USB QuickCam==&lt;br /&gt;
*I&amp;#039;m using FC4 and had a similiar problem with a quickcam 4000.&lt;br /&gt;
I guess you are using the default module supplied with CentOS. I think, not sure about this though, that it is missing some capabilities. So I installed the pwc module (http://www.saillard.org/linux/pwc/INSTALL.en) and these crashes stopped.&lt;br /&gt;
http://www.zoneminder.com/forums/viewtopic.php?t=5906&lt;br /&gt;
&lt;br /&gt;
&lt;br /&gt;
==Message Logs==&lt;br /&gt;
http://www.zoneminder.com/forums/viewtopic.php?t=5771&lt;br /&gt;
&lt;br /&gt;
==Memory Problems/Tweaks==&lt;br /&gt;
*http://www.zoneminder.com/forums/viewtopic.php?t=6242&lt;br /&gt;
*Shared memory setting must be high.&lt;br /&gt;
**http://www.zoneminder.com/forums/viewtopic.php?t=6024&lt;br /&gt;
&lt;br /&gt;
==SELinux Issues==&lt;br /&gt;
*http://www.zoneminder.com/forums/viewtopic.php?t=6337&lt;br /&gt;
*http://www.zoneminder.com/forums/viewtopic.php?t=4836&lt;br /&gt;
*http://www.zoneminder.com/forums/viewtopic.php?t=6147&lt;br /&gt;
&amp;lt;code&amp;gt;&lt;br /&gt;
cat sysctl.conf&lt;br /&gt;
# Disable response to broadcasts.&lt;br /&gt;
# You don&amp;#039;t want yourself becoming a Smurf amplifier.&lt;br /&gt;
net.ipv4.icmp_echo_ignore_broadcasts = 1&lt;br /&gt;
# enable route verification on all interfaces&lt;br /&gt;
net.ipv4.conf.all.rp_filter = 1&lt;br /&gt;
# enable ipV6 forwarding&lt;br /&gt;
#net.ipv6.conf.all.forwarding = 1&lt;br /&gt;
kernel.shmall = 134217728&lt;br /&gt;
kernel.shmmax = 134217728&lt;br /&gt;
&amp;lt;/code&amp;gt;&lt;br /&gt;
* http://www.zoneminder.com/forums/viewtopic.php?t=6000&lt;br /&gt;
&lt;br /&gt;
==Mocord, Record, Modect==&lt;br /&gt;
http://www.zoneminder.com/forums/viewtopic.php?t=6120&lt;br /&gt;
&lt;br /&gt;
==External Triggering==&lt;br /&gt;
====zmtrigger.pl====&lt;br /&gt;
(Could use your help here)&lt;br /&gt;
&lt;br /&gt;
==Modprobe==&lt;br /&gt;
modprobe.conf &lt;br /&gt;
mod = 133 or something like that for Kodicom&lt;br /&gt;
http://www.zoneminder.com/forums/viewtopic.php?t=5603&lt;br /&gt;
&lt;br /&gt;
==Official ZoneMinder Manual==&lt;br /&gt;
http://www.zoneminder.com/fileadmin/downloads/README.html&lt;br /&gt;
&lt;br /&gt;
==MMS Gateway and API Aoftware==&lt;br /&gt;
GPRS or HTTP a Jpeg image to the MMS gateway server which in turn sends the image to a mobile phone&lt;br /&gt;
*http://www.redcoal.com/&lt;br /&gt;
*http://www.zoneminder.com/forums/viewtopic.php?t=6101&lt;br /&gt;
*http://wurfl.sourceforge.net/&lt;br /&gt;
*http://www.mig.co.za&lt;br /&gt;
&lt;br /&gt;
==Multiple zones==&lt;br /&gt;
http://www.zoneminder.com/forums/viewtopic.php?t=6079&lt;br /&gt;
&lt;br /&gt;
==Perl Package zmpgk.pl==&lt;br /&gt;
*http://www.zoneminder.com/forums/viewtopic.php?t=5801&lt;br /&gt;
&lt;br /&gt;
==Roundrobin==&lt;br /&gt;
*http://www.zoneminder.com/forums/viewtopic.php?t=5658&lt;br /&gt;
&lt;br /&gt;
==Remote Camera Source/ Using Another ZM Box as a Source====&lt;br /&gt;
*http://www.zoneminder.com/forums/viewtopic.php?t=5549&lt;br /&gt;
*http://www.zoneminder.com/forums/viewtopic.php?t=5595&lt;br /&gt;
*http://www.zoneminder.com/forums/viewtopic.php?t=5549&lt;br /&gt;
&lt;br /&gt;
==Simultaneous connections (number off ) to Web browser==&lt;br /&gt;
*http://www.zoneminder.com/forums/viewtopic.php?t=6765&lt;br /&gt;
&lt;br /&gt;
==Streaming ==&lt;br /&gt;
*rtp and raw streaming&lt;br /&gt;
http://www.zoneminder.com/forums/viewtopic.php?t=5572&lt;br /&gt;
&lt;br /&gt;
==Settings==&lt;br /&gt;
*&amp;quot;disable farm out writing of images&amp;quot; if frame capture errors appear in log.&amp;lt;br&amp;gt;&lt;br /&gt;
** http://www.zoneminder.com/forums/viewtopic.php?t=5992&lt;br /&gt;
&lt;br /&gt;
*color pallet, video hieght, or video width. Try starting with 320x240 (assuming ntsc) and try different pallets. &lt;br /&gt;
**http://www.zoneminder.com/forums/viewtopic.php?t=6027&amp;amp;sid=9a52386394831b24741c67ba70cc1507&lt;br /&gt;
&lt;br /&gt;
==Timelapsed video==&lt;br /&gt;
http://www.zoneminder.com/forums/viewtopic.php?t=6049&lt;br /&gt;
&lt;br /&gt;
==Vehicle Detection Links==&lt;br /&gt;
*http://www.zoneminder.com/forums/viewtopic.php?t=5858&lt;br /&gt;
*http://www.zoneminder.com/forums/viewtopic.php?t=5184&amp;amp;highlight=truck+intersection&lt;br /&gt;
*http://www.cnssystems.ca/&lt;br /&gt;
&lt;br /&gt;
*All things are possible and the example someone posted a while back of detecting trucks and buses, but not cars, passing over a distant intersection is probably appropriate for you. What I would suggest you need are quite high pixel differences (indicating difference from the background) and pretty small counts of changed pixels or blob sizes. You might find it useful to turn on diagnostic images initially (and only for a while as they slow everything down a lot) which will output what ZM thinks the differences etc are are in the images.&lt;br /&gt;
&lt;br /&gt;
==Water marked==&lt;br /&gt;
http://www.zoneminder.com/forums/viewtopic.php?t=4591&amp;amp;highlight=watermark&lt;br /&gt;
http://www.zoneminder.com/forums/viewtopic.php?t=4188&amp;amp;highlight=watermark&lt;br /&gt;
&lt;br /&gt;
==xawtv ==&lt;br /&gt;
*http://www.zoneminder.com/forums/viewtopic.php?t=5696&lt;br /&gt;
what from xawtv -hwscan?&lt;br /&gt;
xawtv -device /dev/video?&lt;br /&gt;
&lt;br /&gt;
==zmc daemon captures the images==&lt;br /&gt;
*http://www.zoneminder.com/forums/viewtopic.php?t=6146&lt;br /&gt;
&lt;br /&gt;
==Zone Configurations and Fine Tunings==&lt;br /&gt;
&lt;br /&gt;
* This section needs alot of work.  Please contribute as much as you can!&lt;br /&gt;
&lt;br /&gt;
Once you have Zoneminder up and running and all your cameras recording events, it then becomes important to fine tune your zones so that you record all of the events that are important to you, and just as important, NOT record events that are not important.&lt;br /&gt;
&lt;br /&gt;
There are many parameters to be adjusted.  So many, in fact, that it is easy to change just a few parameters, and create a config that does not do what you want at all.  It is all so confusing.  Here, we will attempt to document some basic configs, and explain in some detail the effects that each parameter will have and how each parameter relates to the other parameters.&lt;br /&gt;
&lt;br /&gt;
The Documentation page offers some help in understanding how these parameters are related and important.  You can view the online documentation here:&lt;br /&gt;
&lt;br /&gt;
[http://www.zoneminder.com/fileadmin/downloads/README.html#_Toc151468571  Zone Config Documentation]&lt;br /&gt;
&lt;br /&gt;
[[Zone Parameter Explanations]]&lt;br /&gt;
&lt;br /&gt;
[[Zone Configuration Basics]]&lt;br /&gt;
&lt;br /&gt;
[[Zone Configuration Advanced]]&lt;br /&gt;
&lt;br /&gt;
[[Special Situation Configs]]&lt;/div&gt;</summary>
		<author><name>Tburt11</name></author>
	</entry>
	<entry>
		<id>http://wiki.staging.zoneminder.com/index.php?title=Special_Situation_Configs&amp;diff=2019</id>
		<title>Special Situation Configs</title>
		<link rel="alternate" type="text/html" href="http://wiki.staging.zoneminder.com/index.php?title=Special_Situation_Configs&amp;diff=2019"/>
		<updated>2007-06-17T22:22:28Z</updated>

		<summary type="html">&lt;p&gt;Tburt11: &lt;/p&gt;
&lt;hr /&gt;
&lt;div&gt;* How to stop &amp;quot;light on&amp;quot; and &amp;quot;light off&amp;quot; changes from triggering a false alarm&lt;br /&gt;
TBD&lt;br /&gt;
&lt;br /&gt;
&lt;br /&gt;
* How to configure an exclusive zone to prevent constant motion (a windmill for example) from triggering false alarms.&lt;br /&gt;
TBD&lt;/div&gt;</summary>
		<author><name>Tburt11</name></author>
	</entry>
	<entry>
		<id>http://wiki.staging.zoneminder.com/index.php?title=Zone_Configuration_Advanced&amp;diff=2018</id>
		<title>Zone Configuration Advanced</title>
		<link rel="alternate" type="text/html" href="http://wiki.staging.zoneminder.com/index.php?title=Zone_Configuration_Advanced&amp;diff=2018"/>
		<updated>2007-06-17T22:19:16Z</updated>

		<summary type="html">&lt;p&gt;Tburt11: &lt;/p&gt;
&lt;hr /&gt;
&lt;div&gt;[[ TBD ]]&lt;/div&gt;</summary>
		<author><name>Tburt11</name></author>
	</entry>
	<entry>
		<id>http://wiki.staging.zoneminder.com/index.php?title=Zone_Configuration_Basics&amp;diff=2017</id>
		<title>Zone Configuration Basics</title>
		<link rel="alternate" type="text/html" href="http://wiki.staging.zoneminder.com/index.php?title=Zone_Configuration_Basics&amp;diff=2017"/>
		<updated>2007-06-17T22:18:38Z</updated>

		<summary type="html">&lt;p&gt;Tburt11: &lt;/p&gt;
&lt;hr /&gt;
&lt;div&gt;[[ TBD ]]&lt;/div&gt;</summary>
		<author><name>Tburt11</name></author>
	</entry>
	<entry>
		<id>http://wiki.staging.zoneminder.com/index.php?title=General_Notes&amp;diff=2016</id>
		<title>General Notes</title>
		<link rel="alternate" type="text/html" href="http://wiki.staging.zoneminder.com/index.php?title=General_Notes&amp;diff=2016"/>
		<updated>2007-06-17T22:16:53Z</updated>

		<summary type="html">&lt;p&gt;Tburt11: &lt;/p&gt;
&lt;hr /&gt;
&lt;div&gt;==Zoneminder Build Notes==&lt;br /&gt;
==== Required for Building ====&lt;br /&gt;
* MySQL [http://www.lamphowto.com  www.lamphowto.com] Notes on compiling MySQL from source&lt;br /&gt;
* OpenSSL&lt;br /&gt;
* PHP&lt;br /&gt;
* Apache&lt;br /&gt;
* Perl/Libperl&lt;br /&gt;
./configure will complain if anything is missing.&lt;br /&gt;
&lt;br /&gt;
==== Installing from Source ====&lt;br /&gt;
* http://www.zoneminder.com/fileadmin/downloads/README.html&amp;lt;br&amp;gt;&lt;br /&gt;
* http://www.zoneminder.com/forums/viewtopic.php?t=5715&amp;lt;br&amp;gt;&lt;br /&gt;
* http://www.zoneminder.com/forums/viewtopic.php?t=5929&amp;lt;br&amp;gt;&lt;br /&gt;
:./configure --with-mysql=/usr/local/mysql&lt;br /&gt;
:--with-ffmpeg=/home/src/ffmpeg-0.4.9-pre1&lt;br /&gt;
:--with-lame=/home/src/lame-3.96.1/libmp3lame&lt;br /&gt;
:--with-webdir=/home/sites/Security.658Ridgecrest.com/web&lt;br /&gt;
:--with-cgidir=/home/sites/Security.658Ridgecrest.com/web&lt;br /&gt;
:--with-webuser=httpd &lt;br /&gt;
:--with-webgroup=httpd&lt;br /&gt;
:--with-libarch=lib &lt;br /&gt;
:--enable-debug=yes &lt;br /&gt;
OR&lt;br /&gt;
:./configure --with-webdir=/var/www/htdocs/ZM&lt;br /&gt;
:--with-cgidir=/var/www/cgi-bin --sysconfdir=/etc&lt;br /&gt;
:--with-webuser=httpd&lt;br /&gt;
:--with-webgroup=httpd&lt;br /&gt;
OR&lt;br /&gt;
* http://www.zoneminder.com/forums/viewtopic.php?t=6053&lt;br /&gt;
:./configure --with-webdir=/var/www/html/zm &lt;br /&gt;
:--with-cgidir=/var/www/cgi-bin ZM_DB_PASS=&amp;lt;password&amp;gt; &lt;br /&gt;
&lt;br /&gt;
==== Create and Populate the Database ====&lt;br /&gt;
* http://www.zoneminder.com/forums/viewtopic.php?t=5754&amp;lt;br&amp;gt;&lt;br /&gt;
* http://www.zoneminder.com/forums/viewtopic.php?t=6023&amp;lt;br&amp;gt;&lt;br /&gt;
&amp;lt;code&amp;gt;&lt;br /&gt;
:mysql mysql &amp;lt; db/zm_create.sql&lt;br /&gt;
:mysql mysql&lt;br /&gt;
:&amp;gt; grant select,insert,update,delete on &amp;lt;database name&amp;gt;.* to &amp;#039;&amp;lt;database user&amp;gt;&amp;#039;@localhost identified by &amp;#039;&amp;lt;database password&amp;gt;&amp;#039;;&lt;br /&gt;
:&amp;gt; quit&lt;br /&gt;
: mysqladmin reload&amp;lt;/code&amp;gt;&lt;br /&gt;
&lt;br /&gt;
==== Misc Notes (Anyone care to categorize?) ====&lt;br /&gt;
Check zone.conf or zm.conf. Check that there are no bogus vesions of this file lying around. &amp;lt;br&amp;gt;&lt;br /&gt;
&amp;quot;nobody&amp;quot; doesn&amp;#039;t have shell access, choose a different Apache alias like &amp;quot;httpd&amp;quot;. &amp;lt;br&amp;gt;&lt;br /&gt;
zmdc.log or /var/log/messages log any errors.&amp;lt;br&amp;gt;&lt;br /&gt;
zm.sock file must be able to be created.&lt;br /&gt;
&lt;br /&gt;
==Apache ==&lt;br /&gt;
&lt;br /&gt;
==== Permissions Problems ====&lt;br /&gt;
* http://www.zoneminder.com/forums/viewtopic.php?t=5642&lt;br /&gt;
&amp;lt;code&amp;gt;sudo -u apache /etc/rc.d/rc.zoneminder start&amp;lt;/code&amp;gt;&lt;br /&gt;
** now.. zmc and zma is running on user apache&lt;br /&gt;
&lt;br /&gt;
==== su Issue ====&lt;br /&gt;
http://www.zoneminder.com/forums/viewtopic.php?t=5652&lt;br /&gt;
&lt;br /&gt;
==== Allowing CGI Execution (REQUIRED for ZM) ====&lt;br /&gt;
http://www.zoneminder.com/forums/viewtopic.php?t=5853&lt;br /&gt;
*/usr/local/etc/zm.conf  must exist and what process owns it.&lt;br /&gt;
webuser and webgroup must be correct for apache to have ownership over zm.conf&lt;br /&gt;
&lt;br /&gt;
==BIOS Issues==&lt;br /&gt;
Turning off ACPI power management in the BIOS may help alleviate some issues with ZoneMinder and capture hardware. &lt;br /&gt;
&lt;br /&gt;
&lt;br /&gt;
==Brightness control==&lt;br /&gt;
* http://www.zoneminder.com/forums/viewtopic.php?t=3953&lt;br /&gt;
* http://www.zoneminder.com/forums/viewtopic.php?t=5680&lt;br /&gt;
* http://www.zoneminder.com/forums/viewtopic.php?t=3657&lt;br /&gt;
&lt;br /&gt;
== Contribs Forum==&lt;br /&gt;
The [http://www.zoneminder.com/forums/viewforum.php?f=9 contribs forum] contains contributions from ZoneMinder users like yourself!&lt;br /&gt;
&lt;br /&gt;
==Cambozola==&lt;br /&gt;
Cambozola is a Java plugin that decodes multipart JPEG streams. Mozilla-based browser have native support, so this plugin is for browsers like Internet Explorer that lack that support.&lt;br /&gt;
&lt;br /&gt;
To install Cambozola for use in zm, Download the cambozola.jar file from the Downloads page or directly from the charliemouse website. If you download from charliemouse you will need to extract the one file (cambozola.jar) from the archive. Place cambozola.jar in the ZM root web directory (so if your web pages for ZM is installed at /var/www/html/zm the file should go there as well). Now all thats left to be done is to enable it in ZM goto options and under the web tab check that cambozola is enabled. Thats it, you&amp;#039;r done.&lt;br /&gt;
&lt;br /&gt;
* http://www.zoneminder.com/forums/viewtopic.php?t=5745&lt;br /&gt;
* http://www.zoneminder.com/forums/viewtopic.php?t=6320&lt;br /&gt;
&lt;br /&gt;
==Capture Card Issues==&lt;br /&gt;
==== Image is Flipped ====&lt;br /&gt;
* Applies to 4 inputs on one chip:&lt;br /&gt;
**http://www.zoneminder.com/forums/viewtopic.php?t=6042&lt;br /&gt;
&lt;br /&gt;
==== Scrambled Images ====&lt;br /&gt;
* Applies to 4 inputs on one chip, using lspci and dmesg to determine hardware.&lt;br /&gt;
**http://www.zoneminder.com/forums/viewtopic.php?t=6024&lt;br /&gt;
&lt;br /&gt;
==CAUSE NOTES field section==&lt;br /&gt;
*http://www.zoneminder.com/forums/viewtopic.php?t=6065&lt;br /&gt;
&lt;br /&gt;
==Database MySQL==&lt;br /&gt;
==== Create a New Database ==== &lt;br /&gt;
* http://www.zoneminder.com/forums/viewtopic.php?t=5754&lt;br /&gt;
&lt;br /&gt;
==== Repair a Database ==== &lt;br /&gt;
* http://www.zoneminder.com/forums/viewtopic.php?t=5657&lt;br /&gt;
* http://www.zoneminder.com/forums/viewtopic.php?t=5845&lt;br /&gt;
&lt;br /&gt;
==== Backup a Database ====&lt;br /&gt;
In Ubuntu and other modern distributions you can install MySQL administrator GUI.&lt;br /&gt;
&lt;br /&gt;
the default login is :-&amp;lt;br&amp;gt;&lt;br /&gt;
Server Hostname ---- localhost&amp;lt;br&amp;gt;Username ---- Root&amp;lt;br&amp;gt;Password ----- (Blank, no password)&lt;br /&gt;
&lt;br /&gt;
In here, there is backup and restore functions. The backup can also be scheduled.&lt;br /&gt;
&lt;br /&gt;
==== Delete Databases/Tables ====&lt;br /&gt;
&lt;br /&gt;
==== Database Tricks/Tips ==== &lt;br /&gt;
* My personal recommendation is to try converting your database over to INNODB tables.&lt;br /&gt;
** Researching the web I found this to be faster for larger tables (as events grow) and much more reliable. &lt;br /&gt;
* http://www.zoneminder.com/forums/viewtopic.php?t=6000&lt;br /&gt;
* http://www.zoneminder.com/forums/viewtopic.php?t=6143&lt;br /&gt;
* http://www.zoneminder.com/forums/viewtopic.php?t=5657&lt;br /&gt;
* http://www.zoneminder.com/forums/viewtopic.php?t=6095&lt;br /&gt;
&lt;br /&gt;
====Update Database After Installing from RPM&amp;#039;s====&lt;br /&gt;
* http://www.zoneminder.com/forums/viewtopic.php?t=5887&lt;br /&gt;
&lt;br /&gt;
== ffmpeg ==&lt;br /&gt;
*Install ffmpeg for Fedora with&lt;br /&gt;
yum -i  ffmpeg&amp;lt;br&amp;gt;&lt;br /&gt;
yum -i ffmpeg-devel&lt;br /&gt;
&lt;br /&gt;
*Install ffmpeg and ffmpeg-devel on Fedore4&lt;br /&gt;
**http://www.zoneminder.com/forums/viewtopic.php?t=5601&lt;br /&gt;
&amp;lt;code&amp;gt;&lt;br /&gt;
rpm -ivh http://rpm.livna.org/livna-release4.rpm&lt;br /&gt;
yum install ffmpeg ffmpeg-devel&lt;br /&gt;
&amp;lt;/code&amp;gt;&lt;br /&gt;
Place the devel stuff in /usr/include/ffmpeg&lt;br /&gt;
Now configure, make, make install&lt;br /&gt;
&lt;br /&gt;
*http://www.zoneminder.com/forums/viewtopic.php?t=5576&amp;amp;sid=4e7192b74fe4306e341e9c4036727f7b&lt;br /&gt;
*After getting ffmpeg from CVS, do:&lt;br /&gt;
&amp;lt;code&amp;gt;./configure , make,  make install, make installibs&amp;lt;/code&amp;gt;&lt;br /&gt;
&lt;br /&gt;
==Increase Image size==&lt;br /&gt;
If you increase the image size on a camera, it&amp;#039;s always best to close down any streams and restart ZM to make sure that all memory is released.&lt;br /&gt;
http://www.zoneminder.com/forums/viewtopic.php?t=7049&lt;br /&gt;
&lt;br /&gt;
==Image display problems==&lt;br /&gt;
http://www.zoneminder.com/forums/viewtopic.php?t=6027&lt;br /&gt;
&lt;br /&gt;
Also remember you may need to increase your &amp;#039;shared memory&amp;#039;. See the FAQ for details&lt;br /&gt;
&lt;br /&gt;
==Firefox, Colorzilla Extensions==&lt;br /&gt;
http://www.zoneminder.com/forums/viewtopic.php?t=5647&lt;br /&gt;
&lt;br /&gt;
==Kodicom Capture Cards==&lt;br /&gt;
* http://www.zoneminder.com/forums/viewtopic.php?t=5640&lt;br /&gt;
* http://www.zoneminder.com/forums/viewtopic.php?t=4130&lt;br /&gt;
* http://www.zoneminder.com/forums/viewtopic.php?t=6158&lt;br /&gt;
*KMC-8800 8-chip bt878 capture card&lt;br /&gt;
** http://www.zoneminder.com/forums/viewtopic.php?t=5609&lt;br /&gt;
** http://www.linuxtv.org/v4lwiki/index.php/Kodicom_4400R&lt;br /&gt;
** http://www.zoneminder.com/forums/viewtopic.php?t=6012&lt;br /&gt;
&lt;br /&gt;
*modprobe.conf file&lt;br /&gt;
**http://www.zoneminder.com/forums/viewtopic.php?t=5508&amp;amp;postdays=0&amp;amp;postorder=asc&amp;amp;start=15&lt;br /&gt;
** http://www.zoneminder.com/forums/viewtopic.php?t=6024&lt;br /&gt;
Edit your /etc/modprobe.conf file and add this line:&amp;lt;br&amp;gt;&lt;br /&gt;
options bttv card=77&amp;lt;br&amp;gt;&lt;br /&gt;
*http://www.linux.com/howtos/Webcam-HOWTO/dev-intro.shtml&lt;br /&gt;
*http://www.zoneminder.com/forums/viewtopic.php?t=6892&lt;br /&gt;
All screens must be the same resolution.&lt;br /&gt;
&lt;br /&gt;
*bttv settings &lt;br /&gt;
**http://www.zoneminder.com/forums/viewtopic.php?t=5603&amp;amp;sid=4e7192b74fe4306e341e9c4036727f7b&lt;br /&gt;
&lt;br /&gt;
note that under ubuntu that the file to edit is /etc/modprobe.d/aliases.&lt;br /&gt;
&lt;br /&gt;
==Logitech USB QuickCam==&lt;br /&gt;
*I&amp;#039;m using FC4 and had a similiar problem with a quickcam 4000.&lt;br /&gt;
I guess you are using the default module supplied with CentOS. I think, not sure about this though, that it is missing some capabilities. So I installed the pwc module (http://www.saillard.org/linux/pwc/INSTALL.en) and these crashes stopped.&lt;br /&gt;
http://www.zoneminder.com/forums/viewtopic.php?t=5906&lt;br /&gt;
&lt;br /&gt;
&lt;br /&gt;
==Message Logs==&lt;br /&gt;
http://www.zoneminder.com/forums/viewtopic.php?t=5771&lt;br /&gt;
&lt;br /&gt;
==Memory Problems/Tweaks==&lt;br /&gt;
*http://www.zoneminder.com/forums/viewtopic.php?t=6242&lt;br /&gt;
*Shared memory setting must be high.&lt;br /&gt;
**http://www.zoneminder.com/forums/viewtopic.php?t=6024&lt;br /&gt;
&lt;br /&gt;
==SELinux Issues==&lt;br /&gt;
*http://www.zoneminder.com/forums/viewtopic.php?t=6337&lt;br /&gt;
*http://www.zoneminder.com/forums/viewtopic.php?t=4836&lt;br /&gt;
*http://www.zoneminder.com/forums/viewtopic.php?t=6147&lt;br /&gt;
&amp;lt;code&amp;gt;&lt;br /&gt;
cat sysctl.conf&lt;br /&gt;
# Disable response to broadcasts.&lt;br /&gt;
# You don&amp;#039;t want yourself becoming a Smurf amplifier.&lt;br /&gt;
net.ipv4.icmp_echo_ignore_broadcasts = 1&lt;br /&gt;
# enable route verification on all interfaces&lt;br /&gt;
net.ipv4.conf.all.rp_filter = 1&lt;br /&gt;
# enable ipV6 forwarding&lt;br /&gt;
#net.ipv6.conf.all.forwarding = 1&lt;br /&gt;
kernel.shmall = 134217728&lt;br /&gt;
kernel.shmmax = 134217728&lt;br /&gt;
&amp;lt;/code&amp;gt;&lt;br /&gt;
* http://www.zoneminder.com/forums/viewtopic.php?t=6000&lt;br /&gt;
&lt;br /&gt;
==Mocord, Record, Modect==&lt;br /&gt;
http://www.zoneminder.com/forums/viewtopic.php?t=6120&lt;br /&gt;
&lt;br /&gt;
==External Triggering==&lt;br /&gt;
====zmtrigger.pl====&lt;br /&gt;
(Could use your help here)&lt;br /&gt;
&lt;br /&gt;
==Modprobe==&lt;br /&gt;
modprobe.conf &lt;br /&gt;
mod = 133 or something like that for Kodicom&lt;br /&gt;
http://www.zoneminder.com/forums/viewtopic.php?t=5603&lt;br /&gt;
&lt;br /&gt;
==Official ZoneMinder Manual==&lt;br /&gt;
http://www.zoneminder.com/fileadmin/downloads/README.html&lt;br /&gt;
&lt;br /&gt;
==MMS Gateway and API Aoftware==&lt;br /&gt;
GPRS or HTTP a Jpeg image to the MMS gateway server which in turn sends the image to a mobile phone&lt;br /&gt;
*http://www.redcoal.com/&lt;br /&gt;
*http://www.zoneminder.com/forums/viewtopic.php?t=6101&lt;br /&gt;
*http://wurfl.sourceforge.net/&lt;br /&gt;
*http://www.mig.co.za&lt;br /&gt;
&lt;br /&gt;
==Multiple zones==&lt;br /&gt;
http://www.zoneminder.com/forums/viewtopic.php?t=6079&lt;br /&gt;
&lt;br /&gt;
==Perl Package zmpgk.pl==&lt;br /&gt;
*http://www.zoneminder.com/forums/viewtopic.php?t=5801&lt;br /&gt;
&lt;br /&gt;
==Roundrobin==&lt;br /&gt;
*http://www.zoneminder.com/forums/viewtopic.php?t=5658&lt;br /&gt;
&lt;br /&gt;
==Remote Camera Source/ Using Another ZM Box as a Source====&lt;br /&gt;
*http://www.zoneminder.com/forums/viewtopic.php?t=5549&lt;br /&gt;
*http://www.zoneminder.com/forums/viewtopic.php?t=5595&lt;br /&gt;
*http://www.zoneminder.com/forums/viewtopic.php?t=5549&lt;br /&gt;
&lt;br /&gt;
==Simultaneous connections (number off ) to Web browser==&lt;br /&gt;
*http://www.zoneminder.com/forums/viewtopic.php?t=6765&lt;br /&gt;
&lt;br /&gt;
==Streaming ==&lt;br /&gt;
*rtp and raw streaming&lt;br /&gt;
http://www.zoneminder.com/forums/viewtopic.php?t=5572&lt;br /&gt;
&lt;br /&gt;
==Settings==&lt;br /&gt;
*&amp;quot;disable farm out writing of images&amp;quot; if frame capture errors appear in log.&amp;lt;br&amp;gt;&lt;br /&gt;
** http://www.zoneminder.com/forums/viewtopic.php?t=5992&lt;br /&gt;
&lt;br /&gt;
*color pallet, video hieght, or video width. Try starting with 320x240 (assuming ntsc) and try different pallets. &lt;br /&gt;
**http://www.zoneminder.com/forums/viewtopic.php?t=6027&amp;amp;sid=9a52386394831b24741c67ba70cc1507&lt;br /&gt;
&lt;br /&gt;
==Timelapsed video==&lt;br /&gt;
http://www.zoneminder.com/forums/viewtopic.php?t=6049&lt;br /&gt;
&lt;br /&gt;
==Vehicle Detection Links==&lt;br /&gt;
*http://www.zoneminder.com/forums/viewtopic.php?t=5858&lt;br /&gt;
*http://www.zoneminder.com/forums/viewtopic.php?t=5184&amp;amp;highlight=truck+intersection&lt;br /&gt;
*http://www.cnssystems.ca/&lt;br /&gt;
&lt;br /&gt;
*All things are possible and the example someone posted a while back of detecting trucks and buses, but not cars, passing over a distant intersection is probably appropriate for you. What I would suggest you need are quite high pixel differences (indicating difference from the background) and pretty small counts of changed pixels or blob sizes. You might find it useful to turn on diagnostic images initially (and only for a while as they slow everything down a lot) which will output what ZM thinks the differences etc are are in the images.&lt;br /&gt;
&lt;br /&gt;
==Water marked==&lt;br /&gt;
http://www.zoneminder.com/forums/viewtopic.php?t=4591&amp;amp;highlight=watermark&lt;br /&gt;
http://www.zoneminder.com/forums/viewtopic.php?t=4188&amp;amp;highlight=watermark&lt;br /&gt;
&lt;br /&gt;
==xawtv ==&lt;br /&gt;
*http://www.zoneminder.com/forums/viewtopic.php?t=5696&lt;br /&gt;
what from xawtv -hwscan?&lt;br /&gt;
xawtv -device /dev/video?&lt;br /&gt;
&lt;br /&gt;
==zmc daemon captures the images==&lt;br /&gt;
*http://www.zoneminder.com/forums/viewtopic.php?t=6146&lt;br /&gt;
&lt;br /&gt;
==Zone Configurations and Fine Tunings==&lt;br /&gt;
&lt;br /&gt;
Once you have Zoneminder up and running and all your cameras recording events, it then becomes important to fine tune your zones so that you record all of the events that are important to you, and just as important, NOT record events that are not important.&lt;br /&gt;
&lt;br /&gt;
There are many parameters to be adjusted.  So many, in fact, that it is easy to change just a few parameters, and create a config that does not do what you want at all.  It is all so confusing.  Here, we will attempt to document some basic configs, and explain in some detail the effects that each parameter will have and how each parameter relates to the other parameters.&lt;br /&gt;
&lt;br /&gt;
The Documentation page offers some help in understanding how these parameters are related and important.  You can view the online documentation here:&lt;br /&gt;
&lt;br /&gt;
[http://www.zoneminder.com/fileadmin/downloads/README.html#_Toc151468571  Zone Config Documentation]&lt;br /&gt;
&lt;br /&gt;
[[Zone Parameter Explanations]]&lt;br /&gt;
&lt;br /&gt;
[[Zone Configuration Basics]]&lt;br /&gt;
&lt;br /&gt;
[[Zone Configuration Advanced]]&lt;br /&gt;
&lt;br /&gt;
[[Special Situation Configs]]&lt;/div&gt;</summary>
		<author><name>Tburt11</name></author>
	</entry>
	<entry>
		<id>http://wiki.staging.zoneminder.com/index.php?title=General_Notes&amp;diff=2015</id>
		<title>General Notes</title>
		<link rel="alternate" type="text/html" href="http://wiki.staging.zoneminder.com/index.php?title=General_Notes&amp;diff=2015"/>
		<updated>2007-06-17T22:15:39Z</updated>

		<summary type="html">&lt;p&gt;Tburt11: &lt;/p&gt;
&lt;hr /&gt;
&lt;div&gt;==Zoneminder Build Notes==&lt;br /&gt;
==== Required for Building ====&lt;br /&gt;
* MySQL [http://www.lamphowto.com  www.lamphowto.com] Notes on compiling MySQL from source&lt;br /&gt;
* OpenSSL&lt;br /&gt;
* PHP&lt;br /&gt;
* Apache&lt;br /&gt;
* Perl/Libperl&lt;br /&gt;
./configure will complain if anything is missing.&lt;br /&gt;
&lt;br /&gt;
==== Installing from Source ====&lt;br /&gt;
* http://www.zoneminder.com/fileadmin/downloads/README.html&amp;lt;br&amp;gt;&lt;br /&gt;
* http://www.zoneminder.com/forums/viewtopic.php?t=5715&amp;lt;br&amp;gt;&lt;br /&gt;
* http://www.zoneminder.com/forums/viewtopic.php?t=5929&amp;lt;br&amp;gt;&lt;br /&gt;
:./configure --with-mysql=/usr/local/mysql&lt;br /&gt;
:--with-ffmpeg=/home/src/ffmpeg-0.4.9-pre1&lt;br /&gt;
:--with-lame=/home/src/lame-3.96.1/libmp3lame&lt;br /&gt;
:--with-webdir=/home/sites/Security.658Ridgecrest.com/web&lt;br /&gt;
:--with-cgidir=/home/sites/Security.658Ridgecrest.com/web&lt;br /&gt;
:--with-webuser=httpd &lt;br /&gt;
:--with-webgroup=httpd&lt;br /&gt;
:--with-libarch=lib &lt;br /&gt;
:--enable-debug=yes &lt;br /&gt;
OR&lt;br /&gt;
:./configure --with-webdir=/var/www/htdocs/ZM&lt;br /&gt;
:--with-cgidir=/var/www/cgi-bin --sysconfdir=/etc&lt;br /&gt;
:--with-webuser=httpd&lt;br /&gt;
:--with-webgroup=httpd&lt;br /&gt;
OR&lt;br /&gt;
* http://www.zoneminder.com/forums/viewtopic.php?t=6053&lt;br /&gt;
:./configure --with-webdir=/var/www/html/zm &lt;br /&gt;
:--with-cgidir=/var/www/cgi-bin ZM_DB_PASS=&amp;lt;password&amp;gt; &lt;br /&gt;
&lt;br /&gt;
==== Create and Populate the Database ====&lt;br /&gt;
* http://www.zoneminder.com/forums/viewtopic.php?t=5754&amp;lt;br&amp;gt;&lt;br /&gt;
* http://www.zoneminder.com/forums/viewtopic.php?t=6023&amp;lt;br&amp;gt;&lt;br /&gt;
&amp;lt;code&amp;gt;&lt;br /&gt;
:mysql mysql &amp;lt; db/zm_create.sql&lt;br /&gt;
:mysql mysql&lt;br /&gt;
:&amp;gt; grant select,insert,update,delete on &amp;lt;database name&amp;gt;.* to &amp;#039;&amp;lt;database user&amp;gt;&amp;#039;@localhost identified by &amp;#039;&amp;lt;database password&amp;gt;&amp;#039;;&lt;br /&gt;
:&amp;gt; quit&lt;br /&gt;
: mysqladmin reload&amp;lt;/code&amp;gt;&lt;br /&gt;
&lt;br /&gt;
==== Misc Notes (Anyone care to categorize?) ====&lt;br /&gt;
Check zone.conf or zm.conf. Check that there are no bogus vesions of this file lying around. &amp;lt;br&amp;gt;&lt;br /&gt;
&amp;quot;nobody&amp;quot; doesn&amp;#039;t have shell access, choose a different Apache alias like &amp;quot;httpd&amp;quot;. &amp;lt;br&amp;gt;&lt;br /&gt;
zmdc.log or /var/log/messages log any errors.&amp;lt;br&amp;gt;&lt;br /&gt;
zm.sock file must be able to be created.&lt;br /&gt;
&lt;br /&gt;
==Apache ==&lt;br /&gt;
&lt;br /&gt;
==== Permissions Problems ====&lt;br /&gt;
* http://www.zoneminder.com/forums/viewtopic.php?t=5642&lt;br /&gt;
&amp;lt;code&amp;gt;sudo -u apache /etc/rc.d/rc.zoneminder start&amp;lt;/code&amp;gt;&lt;br /&gt;
** now.. zmc and zma is running on user apache&lt;br /&gt;
&lt;br /&gt;
==== su Issue ====&lt;br /&gt;
http://www.zoneminder.com/forums/viewtopic.php?t=5652&lt;br /&gt;
&lt;br /&gt;
==== Allowing CGI Execution (REQUIRED for ZM) ====&lt;br /&gt;
http://www.zoneminder.com/forums/viewtopic.php?t=5853&lt;br /&gt;
*/usr/local/etc/zm.conf  must exist and what process owns it.&lt;br /&gt;
webuser and webgroup must be correct for apache to have ownership over zm.conf&lt;br /&gt;
&lt;br /&gt;
==BIOS Issues==&lt;br /&gt;
Turning off ACPI power management in the BIOS may help alleviate some issues with ZoneMinder and capture hardware. &lt;br /&gt;
&lt;br /&gt;
&lt;br /&gt;
==Brightness control==&lt;br /&gt;
* http://www.zoneminder.com/forums/viewtopic.php?t=3953&lt;br /&gt;
* http://www.zoneminder.com/forums/viewtopic.php?t=5680&lt;br /&gt;
* http://www.zoneminder.com/forums/viewtopic.php?t=3657&lt;br /&gt;
&lt;br /&gt;
== Contribs Forum==&lt;br /&gt;
The [http://www.zoneminder.com/forums/viewforum.php?f=9 contribs forum] contains contributions from ZoneMinder users like yourself!&lt;br /&gt;
&lt;br /&gt;
==Cambozola==&lt;br /&gt;
Cambozola is a Java plugin that decodes multipart JPEG streams. Mozilla-based browser have native support, so this plugin is for browsers like Internet Explorer that lack that support.&lt;br /&gt;
&lt;br /&gt;
To install Cambozola for use in zm, Download the cambozola.jar file from the Downloads page or directly from the charliemouse website. If you download from charliemouse you will need to extract the one file (cambozola.jar) from the archive. Place cambozola.jar in the ZM root web directory (so if your web pages for ZM is installed at /var/www/html/zm the file should go there as well). Now all thats left to be done is to enable it in ZM goto options and under the web tab check that cambozola is enabled. Thats it, you&amp;#039;r done.&lt;br /&gt;
&lt;br /&gt;
* http://www.zoneminder.com/forums/viewtopic.php?t=5745&lt;br /&gt;
* http://www.zoneminder.com/forums/viewtopic.php?t=6320&lt;br /&gt;
&lt;br /&gt;
==Capture Card Issues==&lt;br /&gt;
==== Image is Flipped ====&lt;br /&gt;
* Applies to 4 inputs on one chip:&lt;br /&gt;
**http://www.zoneminder.com/forums/viewtopic.php?t=6042&lt;br /&gt;
&lt;br /&gt;
==== Scrambled Images ====&lt;br /&gt;
* Applies to 4 inputs on one chip, using lspci and dmesg to determine hardware.&lt;br /&gt;
**http://www.zoneminder.com/forums/viewtopic.php?t=6024&lt;br /&gt;
&lt;br /&gt;
==CAUSE NOTES field section==&lt;br /&gt;
*http://www.zoneminder.com/forums/viewtopic.php?t=6065&lt;br /&gt;
&lt;br /&gt;
==Database MySQL==&lt;br /&gt;
==== Create a New Database ==== &lt;br /&gt;
* http://www.zoneminder.com/forums/viewtopic.php?t=5754&lt;br /&gt;
&lt;br /&gt;
==== Repair a Database ==== &lt;br /&gt;
* http://www.zoneminder.com/forums/viewtopic.php?t=5657&lt;br /&gt;
* http://www.zoneminder.com/forums/viewtopic.php?t=5845&lt;br /&gt;
&lt;br /&gt;
==== Backup a Database ====&lt;br /&gt;
In Ubuntu and other modern distributions you can install MySQL administrator GUI.&lt;br /&gt;
&lt;br /&gt;
the default login is :-&amp;lt;br&amp;gt;&lt;br /&gt;
Server Hostname ---- localhost&amp;lt;br&amp;gt;Username ---- Root&amp;lt;br&amp;gt;Password ----- (Blank, no password)&lt;br /&gt;
&lt;br /&gt;
In here, there is backup and restore functions. The backup can also be scheduled.&lt;br /&gt;
&lt;br /&gt;
==== Delete Databases/Tables ====&lt;br /&gt;
&lt;br /&gt;
==== Database Tricks/Tips ==== &lt;br /&gt;
* My personal recommendation is to try converting your database over to INNODB tables.&lt;br /&gt;
** Researching the web I found this to be faster for larger tables (as events grow) and much more reliable. &lt;br /&gt;
* http://www.zoneminder.com/forums/viewtopic.php?t=6000&lt;br /&gt;
* http://www.zoneminder.com/forums/viewtopic.php?t=6143&lt;br /&gt;
* http://www.zoneminder.com/forums/viewtopic.php?t=5657&lt;br /&gt;
* http://www.zoneminder.com/forums/viewtopic.php?t=6095&lt;br /&gt;
&lt;br /&gt;
====Update Database After Installing from RPM&amp;#039;s====&lt;br /&gt;
* http://www.zoneminder.com/forums/viewtopic.php?t=5887&lt;br /&gt;
&lt;br /&gt;
== ffmpeg ==&lt;br /&gt;
*Install ffmpeg for Fedora with&lt;br /&gt;
yum -i  ffmpeg&amp;lt;br&amp;gt;&lt;br /&gt;
yum -i ffmpeg-devel&lt;br /&gt;
&lt;br /&gt;
*Install ffmpeg and ffmpeg-devel on Fedore4&lt;br /&gt;
**http://www.zoneminder.com/forums/viewtopic.php?t=5601&lt;br /&gt;
&amp;lt;code&amp;gt;&lt;br /&gt;
rpm -ivh http://rpm.livna.org/livna-release4.rpm&lt;br /&gt;
yum install ffmpeg ffmpeg-devel&lt;br /&gt;
&amp;lt;/code&amp;gt;&lt;br /&gt;
Place the devel stuff in /usr/include/ffmpeg&lt;br /&gt;
Now configure, make, make install&lt;br /&gt;
&lt;br /&gt;
*http://www.zoneminder.com/forums/viewtopic.php?t=5576&amp;amp;sid=4e7192b74fe4306e341e9c4036727f7b&lt;br /&gt;
*After getting ffmpeg from CVS, do:&lt;br /&gt;
&amp;lt;code&amp;gt;./configure , make,  make install, make installibs&amp;lt;/code&amp;gt;&lt;br /&gt;
&lt;br /&gt;
==Increase Image size==&lt;br /&gt;
If you increase the image size on a camera, it&amp;#039;s always best to close down any streams and restart ZM to make sure that all memory is released.&lt;br /&gt;
http://www.zoneminder.com/forums/viewtopic.php?t=7049&lt;br /&gt;
&lt;br /&gt;
==Image display problems==&lt;br /&gt;
http://www.zoneminder.com/forums/viewtopic.php?t=6027&lt;br /&gt;
&lt;br /&gt;
Also remember you may need to increase your &amp;#039;shared memory&amp;#039;. See the FAQ for details&lt;br /&gt;
&lt;br /&gt;
==Firefox, Colorzilla Extensions==&lt;br /&gt;
http://www.zoneminder.com/forums/viewtopic.php?t=5647&lt;br /&gt;
&lt;br /&gt;
==Kodicom Capture Cards==&lt;br /&gt;
* http://www.zoneminder.com/forums/viewtopic.php?t=5640&lt;br /&gt;
* http://www.zoneminder.com/forums/viewtopic.php?t=4130&lt;br /&gt;
* http://www.zoneminder.com/forums/viewtopic.php?t=6158&lt;br /&gt;
*KMC-8800 8-chip bt878 capture card&lt;br /&gt;
** http://www.zoneminder.com/forums/viewtopic.php?t=5609&lt;br /&gt;
** http://www.linuxtv.org/v4lwiki/index.php/Kodicom_4400R&lt;br /&gt;
** http://www.zoneminder.com/forums/viewtopic.php?t=6012&lt;br /&gt;
&lt;br /&gt;
*modprobe.conf file&lt;br /&gt;
**http://www.zoneminder.com/forums/viewtopic.php?t=5508&amp;amp;postdays=0&amp;amp;postorder=asc&amp;amp;start=15&lt;br /&gt;
** http://www.zoneminder.com/forums/viewtopic.php?t=6024&lt;br /&gt;
Edit your /etc/modprobe.conf file and add this line:&amp;lt;br&amp;gt;&lt;br /&gt;
options bttv card=77&amp;lt;br&amp;gt;&lt;br /&gt;
*http://www.linux.com/howtos/Webcam-HOWTO/dev-intro.shtml&lt;br /&gt;
*http://www.zoneminder.com/forums/viewtopic.php?t=6892&lt;br /&gt;
All screens must be the same resolution.&lt;br /&gt;
&lt;br /&gt;
*bttv settings &lt;br /&gt;
**http://www.zoneminder.com/forums/viewtopic.php?t=5603&amp;amp;sid=4e7192b74fe4306e341e9c4036727f7b&lt;br /&gt;
&lt;br /&gt;
note that under ubuntu that the file to edit is /etc/modprobe.d/aliases.&lt;br /&gt;
&lt;br /&gt;
==Logitech USB QuickCam==&lt;br /&gt;
*I&amp;#039;m using FC4 and had a similiar problem with a quickcam 4000.&lt;br /&gt;
I guess you are using the default module supplied with CentOS. I think, not sure about this though, that it is missing some capabilities. So I installed the pwc module (http://www.saillard.org/linux/pwc/INSTALL.en) and these crashes stopped.&lt;br /&gt;
http://www.zoneminder.com/forums/viewtopic.php?t=5906&lt;br /&gt;
&lt;br /&gt;
&lt;br /&gt;
==Message Logs==&lt;br /&gt;
http://www.zoneminder.com/forums/viewtopic.php?t=5771&lt;br /&gt;
&lt;br /&gt;
==Memory Problems/Tweaks==&lt;br /&gt;
*http://www.zoneminder.com/forums/viewtopic.php?t=6242&lt;br /&gt;
*Shared memory setting must be high.&lt;br /&gt;
**http://www.zoneminder.com/forums/viewtopic.php?t=6024&lt;br /&gt;
&lt;br /&gt;
==SELinux Issues==&lt;br /&gt;
*http://www.zoneminder.com/forums/viewtopic.php?t=6337&lt;br /&gt;
*http://www.zoneminder.com/forums/viewtopic.php?t=4836&lt;br /&gt;
*http://www.zoneminder.com/forums/viewtopic.php?t=6147&lt;br /&gt;
&amp;lt;code&amp;gt;&lt;br /&gt;
cat sysctl.conf&lt;br /&gt;
# Disable response to broadcasts.&lt;br /&gt;
# You don&amp;#039;t want yourself becoming a Smurf amplifier.&lt;br /&gt;
net.ipv4.icmp_echo_ignore_broadcasts = 1&lt;br /&gt;
# enable route verification on all interfaces&lt;br /&gt;
net.ipv4.conf.all.rp_filter = 1&lt;br /&gt;
# enable ipV6 forwarding&lt;br /&gt;
#net.ipv6.conf.all.forwarding = 1&lt;br /&gt;
kernel.shmall = 134217728&lt;br /&gt;
kernel.shmmax = 134217728&lt;br /&gt;
&amp;lt;/code&amp;gt;&lt;br /&gt;
* http://www.zoneminder.com/forums/viewtopic.php?t=6000&lt;br /&gt;
&lt;br /&gt;
==Mocord, Record, Modect==&lt;br /&gt;
http://www.zoneminder.com/forums/viewtopic.php?t=6120&lt;br /&gt;
&lt;br /&gt;
==External Triggering==&lt;br /&gt;
====zmtrigger.pl====&lt;br /&gt;
(Could use your help here)&lt;br /&gt;
&lt;br /&gt;
==Modprobe==&lt;br /&gt;
modprobe.conf &lt;br /&gt;
mod = 133 or something like that for Kodicom&lt;br /&gt;
http://www.zoneminder.com/forums/viewtopic.php?t=5603&lt;br /&gt;
&lt;br /&gt;
==Official ZoneMinder Manual==&lt;br /&gt;
http://www.zoneminder.com/fileadmin/downloads/README.html&lt;br /&gt;
&lt;br /&gt;
==MMS Gateway and API Aoftware==&lt;br /&gt;
GPRS or HTTP a Jpeg image to the MMS gateway server which in turn sends the image to a mobile phone&lt;br /&gt;
*http://www.redcoal.com/&lt;br /&gt;
*http://www.zoneminder.com/forums/viewtopic.php?t=6101&lt;br /&gt;
*http://wurfl.sourceforge.net/&lt;br /&gt;
*http://www.mig.co.za&lt;br /&gt;
&lt;br /&gt;
==Multiple zones==&lt;br /&gt;
http://www.zoneminder.com/forums/viewtopic.php?t=6079&lt;br /&gt;
&lt;br /&gt;
==Perl Package zmpgk.pl==&lt;br /&gt;
*http://www.zoneminder.com/forums/viewtopic.php?t=5801&lt;br /&gt;
&lt;br /&gt;
==Roundrobin==&lt;br /&gt;
*http://www.zoneminder.com/forums/viewtopic.php?t=5658&lt;br /&gt;
&lt;br /&gt;
==Remote Camera Source/ Using Another ZM Box as a Source====&lt;br /&gt;
*http://www.zoneminder.com/forums/viewtopic.php?t=5549&lt;br /&gt;
*http://www.zoneminder.com/forums/viewtopic.php?t=5595&lt;br /&gt;
*http://www.zoneminder.com/forums/viewtopic.php?t=5549&lt;br /&gt;
&lt;br /&gt;
==Simultaneous connections (number off ) to Web browser==&lt;br /&gt;
*http://www.zoneminder.com/forums/viewtopic.php?t=6765&lt;br /&gt;
&lt;br /&gt;
==Streaming ==&lt;br /&gt;
*rtp and raw streaming&lt;br /&gt;
http://www.zoneminder.com/forums/viewtopic.php?t=5572&lt;br /&gt;
&lt;br /&gt;
==Settings==&lt;br /&gt;
*&amp;quot;disable farm out writing of images&amp;quot; if frame capture errors appear in log.&amp;lt;br&amp;gt;&lt;br /&gt;
** http://www.zoneminder.com/forums/viewtopic.php?t=5992&lt;br /&gt;
&lt;br /&gt;
*color pallet, video hieght, or video width. Try starting with 320x240 (assuming ntsc) and try different pallets. &lt;br /&gt;
**http://www.zoneminder.com/forums/viewtopic.php?t=6027&amp;amp;sid=9a52386394831b24741c67ba70cc1507&lt;br /&gt;
&lt;br /&gt;
==Timelapsed video==&lt;br /&gt;
http://www.zoneminder.com/forums/viewtopic.php?t=6049&lt;br /&gt;
&lt;br /&gt;
==Vehicle Detection Links==&lt;br /&gt;
*http://www.zoneminder.com/forums/viewtopic.php?t=5858&lt;br /&gt;
*http://www.zoneminder.com/forums/viewtopic.php?t=5184&amp;amp;highlight=truck+intersection&lt;br /&gt;
*http://www.cnssystems.ca/&lt;br /&gt;
&lt;br /&gt;
*All things are possible and the example someone posted a while back of detecting trucks and buses, but not cars, passing over a distant intersection is probably appropriate for you. What I would suggest you need are quite high pixel differences (indicating difference from the background) and pretty small counts of changed pixels or blob sizes. You might find it useful to turn on diagnostic images initially (and only for a while as they slow everything down a lot) which will output what ZM thinks the differences etc are are in the images.&lt;br /&gt;
&lt;br /&gt;
==Water marked==&lt;br /&gt;
http://www.zoneminder.com/forums/viewtopic.php?t=4591&amp;amp;highlight=watermark&lt;br /&gt;
http://www.zoneminder.com/forums/viewtopic.php?t=4188&amp;amp;highlight=watermark&lt;br /&gt;
&lt;br /&gt;
==xawtv ==&lt;br /&gt;
*http://www.zoneminder.com/forums/viewtopic.php?t=5696&lt;br /&gt;
what from xawtv -hwscan?&lt;br /&gt;
xawtv -device /dev/video?&lt;br /&gt;
&lt;br /&gt;
==zmc daemon captures the images==&lt;br /&gt;
*http://www.zoneminder.com/forums/viewtopic.php?t=6146&lt;br /&gt;
&lt;br /&gt;
==Zone Configurations and Fine Tunings==&lt;br /&gt;
&lt;br /&gt;
Once you have Zoneminder up and running and all your cameras recording events, it then becomes important to fine tune your zones so that you record all of the events that are important to you, and just as important, NOT record events that are not important.&lt;br /&gt;
&lt;br /&gt;
There are many parameters to be adjusted.  So many, in fact, that it is easy to change just a few parameters, and create a config that does not do what you want at all.  It is all so confusing.  Here, we will attempt to document some basic configs, and explain in some detail the effects that each parameter will have and how each parameter relates to the other parameters.&lt;br /&gt;
&lt;br /&gt;
The Documentation page offers some help in understanding how these parameters are related and important.  You can view the online documentation here:&lt;br /&gt;
&lt;br /&gt;
http://www.zoneminder.com/fileadmin/downloads/README.html#_Toc151468571&lt;br /&gt;
&lt;br /&gt;
[[Zone Parameter Explanations]]&lt;br /&gt;
&lt;br /&gt;
[[Zone Configuration Basics]]&lt;br /&gt;
&lt;br /&gt;
[[Zone Configuration Advanced]]&lt;br /&gt;
&lt;br /&gt;
[[Special Situation Configs]]&lt;/div&gt;</summary>
		<author><name>Tburt11</name></author>
	</entry>
	<entry>
		<id>http://wiki.staging.zoneminder.com/index.php?title=Zone_Parameter_Explanations&amp;diff=2014</id>
		<title>Zone Parameter Explanations</title>
		<link rel="alternate" type="text/html" href="http://wiki.staging.zoneminder.com/index.php?title=Zone_Parameter_Explanations&amp;diff=2014"/>
		<updated>2007-06-17T22:12:06Z</updated>

		<summary type="html">&lt;p&gt;Tburt11: &lt;/p&gt;
&lt;hr /&gt;
&lt;div&gt;===Zone Parameter Explanations===&lt;br /&gt;
&lt;br /&gt;
*Note:  This area is complex and needs alot of work.  Please help in any way that you can!&lt;br /&gt;
&lt;br /&gt;
==Name==&lt;br /&gt;
&lt;br /&gt;
Each Zone can be named for reference purposes.  Choose a name that helps you identify your zones.&lt;br /&gt;
&lt;br /&gt;
==Type==&lt;br /&gt;
&lt;br /&gt;
*Active - &lt;br /&gt;
&lt;br /&gt;
*Inclusive - &lt;br /&gt;
&lt;br /&gt;
*Exclusive -&lt;br /&gt;
&lt;br /&gt;
*Preclusive - &lt;br /&gt;
&lt;br /&gt;
*Inactive -&lt;br /&gt;
&lt;br /&gt;
==Units==&lt;br /&gt;
&lt;br /&gt;
&lt;br /&gt;
&lt;br /&gt;
*Pixels - Selecting this option will allow many of the following values to be entered (or viewed) in units of pixels.&lt;br /&gt;
&lt;br /&gt;
*Percentage -  Selecting this option will allow may of the following values to be entered (orviewed) as a percentage.&lt;br /&gt;
&lt;br /&gt;
==Minimum X - Minimum Y - Maximum X - Maximum Y==&lt;br /&gt;
&lt;br /&gt;
Use these parameters to define the X,Y coordinates of the corners of the zone that is to be defined.&lt;br /&gt;
&lt;br /&gt;
==Alarm Colour==&lt;br /&gt;
&lt;br /&gt;
These parameters can be used to indvidually colorize the zone overlay pattern.  By default, red is the active zone and green is the ??? zone.&lt;br /&gt;
&lt;br /&gt;
==Alarm Check Method==&lt;br /&gt;
&lt;br /&gt;
*Alarmed Pixels -&lt;br /&gt;
&lt;br /&gt;
Choosing this Check Method will grey out many of the available parameters.  This can simplify the tuning process, and could possibly be a better starting point for learning to adjust the many advanced parameters that are enabled with the other options. &lt;br /&gt;
&lt;br /&gt;
*Filtered Pixels - &lt;br /&gt;
&lt;br /&gt;
Choosing this Check Method opens up the Filtered parameters for adjustment in addition to the Alarmed Pixels above.  This should give more accuracy, once you know how to adjust the various parameters and assist with eliminating false alarms and triggering on desired conditions.&lt;br /&gt;
&lt;br /&gt;
*Blob Pixels - &lt;br /&gt;
&lt;br /&gt;
Choosing this Check Methos opens up all of the available parameters.  Enabling Blobs provides one more analysis for determination of what is a valid alarm and what is not.&lt;br /&gt;
&lt;br /&gt;
==Minimum Pixel Threshold==&lt;br /&gt;
&lt;br /&gt;
&lt;br /&gt;
&lt;br /&gt;
==Maximum Pixel Threshold==&lt;br /&gt;
&lt;br /&gt;
==Filter Width and Filter Height (pixels)==&lt;br /&gt;
&lt;br /&gt;
This parameter is always specified in Pixels, even when Percentages are the selected units.&lt;br /&gt;
&lt;br /&gt;
This parameter defines a group of pixels and should always be an odd number.  &lt;br /&gt;
&lt;br /&gt;
3 x 3 is the default value, and 5 x 5 is also suggested as another valid option.  It is suggested that these numbers be small in number.  &lt;br /&gt;
&lt;br /&gt;
==Minimum Filtered Area==&lt;br /&gt;
&lt;br /&gt;
==Maximum Filtered Area==&lt;br /&gt;
&lt;br /&gt;
==Minimum Blob Area==&lt;br /&gt;
&lt;br /&gt;
==Maximum Blob Area==&lt;br /&gt;
&lt;br /&gt;
==Minimum Blobs==&lt;br /&gt;
&lt;br /&gt;
==Maximum Blobs==&lt;br /&gt;
&lt;br /&gt;
I believe that the usefulness of this parameter is negligible.  Normally set to 0 (zero), it is probably best left at that value.&lt;/div&gt;</summary>
		<author><name>Tburt11</name></author>
	</entry>
	<entry>
		<id>http://wiki.staging.zoneminder.com/index.php?title=Zone_Parameter_Explanations&amp;diff=2013</id>
		<title>Zone Parameter Explanations</title>
		<link rel="alternate" type="text/html" href="http://wiki.staging.zoneminder.com/index.php?title=Zone_Parameter_Explanations&amp;diff=2013"/>
		<updated>2007-06-17T21:53:52Z</updated>

		<summary type="html">&lt;p&gt;Tburt11: &lt;/p&gt;
&lt;hr /&gt;
&lt;div&gt;===Zone Parameter Explanations===&lt;br /&gt;
&lt;br /&gt;
*Note:  This area is complex and needs alot of work.  Please help in any way that you can!&lt;br /&gt;
&lt;br /&gt;
==Name==&lt;br /&gt;
&lt;br /&gt;
Each Zone can be named for reference purposes.  Choose a name that helps you identify your zones.&lt;br /&gt;
&lt;br /&gt;
==Type==&lt;br /&gt;
&lt;br /&gt;
Active - &lt;br /&gt;
&lt;br /&gt;
Inclusive - &lt;br /&gt;
&lt;br /&gt;
Exclusive -&lt;br /&gt;
&lt;br /&gt;
Preclusive - &lt;br /&gt;
&lt;br /&gt;
Inactive -&lt;br /&gt;
&lt;br /&gt;
==Units==&lt;br /&gt;
&lt;br /&gt;
Pixels - &lt;br /&gt;
&lt;br /&gt;
Percentage -&lt;br /&gt;
&lt;br /&gt;
==Minimum X - Minimum Y - Maximum X - Maximum Y==&lt;br /&gt;
&lt;br /&gt;
Use these parameters to define the X,Y coordinates of the corners of the zone that is to be defined.&lt;br /&gt;
&lt;br /&gt;
==Alarm Colour==&lt;br /&gt;
&lt;br /&gt;
These parameters can be used to indvidually colorize the zone overlay pattern.  By default, red is the active zone and green is the ??? zone.&lt;br /&gt;
&lt;br /&gt;
==Alarm Check Method==&lt;br /&gt;
&lt;br /&gt;
Alarmed Pixels - &lt;br /&gt;
&lt;br /&gt;
Filtered Pixels - &lt;br /&gt;
&lt;br /&gt;
Blob Pixels - &lt;br /&gt;
&lt;br /&gt;
==Minimum Pixel Threshold==&lt;br /&gt;
&lt;br /&gt;
==Maximum Pixel Threshold==&lt;br /&gt;
&lt;br /&gt;
==Filter Width and Filter Height==&lt;br /&gt;
&lt;br /&gt;
==Minimum Filtered Area==&lt;br /&gt;
&lt;br /&gt;
==Maximum Filtered Area==&lt;br /&gt;
&lt;br /&gt;
==Minimum Blob Area==&lt;br /&gt;
&lt;br /&gt;
==Maximum Blob Area==&lt;br /&gt;
&lt;br /&gt;
==Minimum Blobs==&lt;br /&gt;
&lt;br /&gt;
==Maximum Blobs==&lt;/div&gt;</summary>
		<author><name>Tburt11</name></author>
	</entry>
	<entry>
		<id>http://wiki.staging.zoneminder.com/index.php?title=Talk:General_Notes&amp;diff=2012</id>
		<title>Talk:General Notes</title>
		<link rel="alternate" type="text/html" href="http://wiki.staging.zoneminder.com/index.php?title=Talk:General_Notes&amp;diff=2012"/>
		<updated>2007-06-17T20:38:02Z</updated>

		<summary type="html">&lt;p&gt;Tburt11: &lt;/p&gt;
&lt;hr /&gt;
&lt;div&gt;&lt;br /&gt;
==Zone configurations and tuning==&lt;br /&gt;
&lt;br /&gt;
I have added a section for tuning of zone parameters.&lt;br /&gt;
&lt;br /&gt;
I am not an expert, indeed, I need a great deal of help.&lt;br /&gt;
&lt;br /&gt;
Hopefully, with some structure to start with, we can develop a helpful section on this subject.&lt;br /&gt;
&lt;br /&gt;
Any help, additions and corrections that you can provide are very welcome.&lt;br /&gt;
&lt;br /&gt;
Regards..  tburt11&lt;/div&gt;</summary>
		<author><name>Tburt11</name></author>
	</entry>
	<entry>
		<id>http://wiki.staging.zoneminder.com/index.php?title=Zone_Parameter_Explanations&amp;diff=2011</id>
		<title>Zone Parameter Explanations</title>
		<link rel="alternate" type="text/html" href="http://wiki.staging.zoneminder.com/index.php?title=Zone_Parameter_Explanations&amp;diff=2011"/>
		<updated>2007-06-17T20:34:36Z</updated>

		<summary type="html">&lt;p&gt;Tburt11: &lt;/p&gt;
&lt;hr /&gt;
&lt;div&gt;===Zone Parameter Explanations===&lt;br /&gt;
&lt;br /&gt;
*Note:  This area is complex and needs alot of work.  Please help in any way that you can!&lt;br /&gt;
&lt;br /&gt;
==Name==&lt;br /&gt;
&lt;br /&gt;
==Type==&lt;br /&gt;
&lt;br /&gt;
==Units==&lt;br /&gt;
&lt;br /&gt;
==Minimum X - Minimum Y - Maximum X - Maximum Y==&lt;br /&gt;
&lt;br /&gt;
==Alarm Colour==&lt;br /&gt;
&lt;br /&gt;
==Alarm Check Method==&lt;br /&gt;
&lt;br /&gt;
==Minimum Pixel Threshold==&lt;br /&gt;
&lt;br /&gt;
==Maximum Pixel Threshold==&lt;/div&gt;</summary>
		<author><name>Tburt11</name></author>
	</entry>
	<entry>
		<id>http://wiki.staging.zoneminder.com/index.php?title=General_Notes&amp;diff=2010</id>
		<title>General Notes</title>
		<link rel="alternate" type="text/html" href="http://wiki.staging.zoneminder.com/index.php?title=General_Notes&amp;diff=2010"/>
		<updated>2007-06-17T20:29:48Z</updated>

		<summary type="html">&lt;p&gt;Tburt11: &lt;/p&gt;
&lt;hr /&gt;
&lt;div&gt;==Zoneminder Build Notes==&lt;br /&gt;
==== Required for Building ====&lt;br /&gt;
* MySQL [http://www.lamphowto.com  www.lamphowto.com] Notes on compiling MySQL from source&lt;br /&gt;
* OpenSSL&lt;br /&gt;
* PHP&lt;br /&gt;
* Apache&lt;br /&gt;
* Perl/Libperl&lt;br /&gt;
./configure will complain if anything is missing.&lt;br /&gt;
&lt;br /&gt;
==== Installing from Source ====&lt;br /&gt;
* http://www.zoneminder.com/fileadmin/downloads/README.html&amp;lt;br&amp;gt;&lt;br /&gt;
* http://www.zoneminder.com/forums/viewtopic.php?t=5715&amp;lt;br&amp;gt;&lt;br /&gt;
* http://www.zoneminder.com/forums/viewtopic.php?t=5929&amp;lt;br&amp;gt;&lt;br /&gt;
:./configure --with-mysql=/usr/local/mysql&lt;br /&gt;
:--with-ffmpeg=/home/src/ffmpeg-0.4.9-pre1&lt;br /&gt;
:--with-lame=/home/src/lame-3.96.1/libmp3lame&lt;br /&gt;
:--with-webdir=/home/sites/Security.658Ridgecrest.com/web&lt;br /&gt;
:--with-cgidir=/home/sites/Security.658Ridgecrest.com/web&lt;br /&gt;
:--with-webuser=httpd &lt;br /&gt;
:--with-webgroup=httpd&lt;br /&gt;
:--with-libarch=lib &lt;br /&gt;
:--enable-debug=yes &lt;br /&gt;
OR&lt;br /&gt;
:./configure --with-webdir=/var/www/htdocs/ZM&lt;br /&gt;
:--with-cgidir=/var/www/cgi-bin --sysconfdir=/etc&lt;br /&gt;
:--with-webuser=httpd&lt;br /&gt;
:--with-webgroup=httpd&lt;br /&gt;
OR&lt;br /&gt;
* http://www.zoneminder.com/forums/viewtopic.php?t=6053&lt;br /&gt;
:./configure --with-webdir=/var/www/html/zm &lt;br /&gt;
:--with-cgidir=/var/www/cgi-bin ZM_DB_PASS=&amp;lt;password&amp;gt; &lt;br /&gt;
&lt;br /&gt;
==== Create and Populate the Database ====&lt;br /&gt;
* http://www.zoneminder.com/forums/viewtopic.php?t=5754&amp;lt;br&amp;gt;&lt;br /&gt;
* http://www.zoneminder.com/forums/viewtopic.php?t=6023&amp;lt;br&amp;gt;&lt;br /&gt;
&amp;lt;code&amp;gt;&lt;br /&gt;
:mysql mysql &amp;lt; db/zm_create.sql&lt;br /&gt;
:mysql mysql&lt;br /&gt;
:&amp;gt; grant select,insert,update,delete on &amp;lt;database name&amp;gt;.* to &amp;#039;&amp;lt;database user&amp;gt;&amp;#039;@localhost identified by &amp;#039;&amp;lt;database password&amp;gt;&amp;#039;;&lt;br /&gt;
:&amp;gt; quit&lt;br /&gt;
: mysqladmin reload&amp;lt;/code&amp;gt;&lt;br /&gt;
&lt;br /&gt;
==== Misc Notes (Anyone care to categorize?) ====&lt;br /&gt;
Check zone.conf or zm.conf. Check that there are no bogus vesions of this file lying around. &amp;lt;br&amp;gt;&lt;br /&gt;
&amp;quot;nobody&amp;quot; doesn&amp;#039;t have shell access, choose a different Apache alias like &amp;quot;httpd&amp;quot;. &amp;lt;br&amp;gt;&lt;br /&gt;
zmdc.log or /var/log/messages log any errors.&amp;lt;br&amp;gt;&lt;br /&gt;
zm.sock file must be able to be created.&lt;br /&gt;
&lt;br /&gt;
==Apache ==&lt;br /&gt;
&lt;br /&gt;
==== Permissions Problems ====&lt;br /&gt;
* http://www.zoneminder.com/forums/viewtopic.php?t=5642&lt;br /&gt;
&amp;lt;code&amp;gt;sudo -u apache /etc/rc.d/rc.zoneminder start&amp;lt;/code&amp;gt;&lt;br /&gt;
** now.. zmc and zma is running on user apache&lt;br /&gt;
&lt;br /&gt;
==== su Issue ====&lt;br /&gt;
http://www.zoneminder.com/forums/viewtopic.php?t=5652&lt;br /&gt;
&lt;br /&gt;
==== Allowing CGI Execution (REQUIRED for ZM) ====&lt;br /&gt;
http://www.zoneminder.com/forums/viewtopic.php?t=5853&lt;br /&gt;
*/usr/local/etc/zm.conf  must exist and what process owns it.&lt;br /&gt;
webuser and webgroup must be correct for apache to have ownership over zm.conf&lt;br /&gt;
&lt;br /&gt;
==BIOS Issues==&lt;br /&gt;
Turning off ACPI power management in the BIOS may help alleviate some issues with ZoneMinder and capture hardware. &lt;br /&gt;
&lt;br /&gt;
&lt;br /&gt;
==Brightness control==&lt;br /&gt;
* http://www.zoneminder.com/forums/viewtopic.php?t=3953&lt;br /&gt;
* http://www.zoneminder.com/forums/viewtopic.php?t=5680&lt;br /&gt;
* http://www.zoneminder.com/forums/viewtopic.php?t=3657&lt;br /&gt;
&lt;br /&gt;
== Contribs Forum==&lt;br /&gt;
The [http://www.zoneminder.com/forums/viewforum.php?f=9 contribs forum] contains contributions from ZoneMinder users like yourself!&lt;br /&gt;
&lt;br /&gt;
==Cambozola==&lt;br /&gt;
Cambozola is a Java plugin that decodes multipart JPEG streams. Mozilla-based browser have native support, so this plugin is for browsers like Internet Explorer that lack that support.&lt;br /&gt;
&lt;br /&gt;
To install Cambozola for use in zm, Download the cambozola.jar file from the Downloads page or directly from the charliemouse website. If you download from charliemouse you will need to extract the one file (cambozola.jar) from the archive. Place cambozola.jar in the ZM root web directory (so if your web pages for ZM is installed at /var/www/html/zm the file should go there as well). Now all thats left to be done is to enable it in ZM goto options and under the web tab check that cambozola is enabled. Thats it, you&amp;#039;r done.&lt;br /&gt;
&lt;br /&gt;
* http://www.zoneminder.com/forums/viewtopic.php?t=5745&lt;br /&gt;
* http://www.zoneminder.com/forums/viewtopic.php?t=6320&lt;br /&gt;
&lt;br /&gt;
==Capture Card Issues==&lt;br /&gt;
==== Image is Flipped ====&lt;br /&gt;
* Applies to 4 inputs on one chip:&lt;br /&gt;
**http://www.zoneminder.com/forums/viewtopic.php?t=6042&lt;br /&gt;
&lt;br /&gt;
==== Scrambled Images ====&lt;br /&gt;
* Applies to 4 inputs on one chip, using lspci and dmesg to determine hardware.&lt;br /&gt;
**http://www.zoneminder.com/forums/viewtopic.php?t=6024&lt;br /&gt;
&lt;br /&gt;
==CAUSE NOTES field section==&lt;br /&gt;
*http://www.zoneminder.com/forums/viewtopic.php?t=6065&lt;br /&gt;
&lt;br /&gt;
==Database MySQL==&lt;br /&gt;
==== Create a New Database ==== &lt;br /&gt;
* http://www.zoneminder.com/forums/viewtopic.php?t=5754&lt;br /&gt;
&lt;br /&gt;
==== Repair a Database ==== &lt;br /&gt;
* http://www.zoneminder.com/forums/viewtopic.php?t=5657&lt;br /&gt;
* http://www.zoneminder.com/forums/viewtopic.php?t=5845&lt;br /&gt;
&lt;br /&gt;
==== Backup a Database ====&lt;br /&gt;
In Ubuntu and other modern distributions you can install MySQL administrator GUI.&lt;br /&gt;
&lt;br /&gt;
the default login is :-&amp;lt;br&amp;gt;&lt;br /&gt;
Server Hostname ---- localhost&amp;lt;br&amp;gt;Username ---- Root&amp;lt;br&amp;gt;Password ----- (Blank, no password)&lt;br /&gt;
&lt;br /&gt;
In here, there is backup and restore functions. The backup can also be scheduled.&lt;br /&gt;
&lt;br /&gt;
==== Delete Databases/Tables ====&lt;br /&gt;
&lt;br /&gt;
==== Database Tricks/Tips ==== &lt;br /&gt;
* My personal recommendation is to try converting your database over to INNODB tables.&lt;br /&gt;
** Researching the web I found this to be faster for larger tables (as events grow) and much more reliable. &lt;br /&gt;
* http://www.zoneminder.com/forums/viewtopic.php?t=6000&lt;br /&gt;
* http://www.zoneminder.com/forums/viewtopic.php?t=6143&lt;br /&gt;
* http://www.zoneminder.com/forums/viewtopic.php?t=5657&lt;br /&gt;
* http://www.zoneminder.com/forums/viewtopic.php?t=6095&lt;br /&gt;
&lt;br /&gt;
====Update Database After Installing from RPM&amp;#039;s====&lt;br /&gt;
* http://www.zoneminder.com/forums/viewtopic.php?t=5887&lt;br /&gt;
&lt;br /&gt;
== ffmpeg ==&lt;br /&gt;
*Install ffmpeg for Fedora with&lt;br /&gt;
yum -i  ffmpeg&amp;lt;br&amp;gt;&lt;br /&gt;
yum -i ffmpeg-devel&lt;br /&gt;
&lt;br /&gt;
*Install ffmpeg and ffmpeg-devel on Fedore4&lt;br /&gt;
**http://www.zoneminder.com/forums/viewtopic.php?t=5601&lt;br /&gt;
&amp;lt;code&amp;gt;&lt;br /&gt;
rpm -ivh http://rpm.livna.org/livna-release4.rpm&lt;br /&gt;
yum install ffmpeg ffmpeg-devel&lt;br /&gt;
&amp;lt;/code&amp;gt;&lt;br /&gt;
Place the devel stuff in /usr/include/ffmpeg&lt;br /&gt;
Now configure, make, make install&lt;br /&gt;
&lt;br /&gt;
*http://www.zoneminder.com/forums/viewtopic.php?t=5576&amp;amp;sid=4e7192b74fe4306e341e9c4036727f7b&lt;br /&gt;
*After getting ffmpeg from CVS, do:&lt;br /&gt;
&amp;lt;code&amp;gt;./configure , make,  make install, make installibs&amp;lt;/code&amp;gt;&lt;br /&gt;
&lt;br /&gt;
==Increase Image size==&lt;br /&gt;
If you increase the image size on a camera, it&amp;#039;s always best to close down any streams and restart ZM to make sure that all memory is released.&lt;br /&gt;
http://www.zoneminder.com/forums/viewtopic.php?t=7049&lt;br /&gt;
&lt;br /&gt;
==Image display problems==&lt;br /&gt;
http://www.zoneminder.com/forums/viewtopic.php?t=6027&lt;br /&gt;
&lt;br /&gt;
Also remember you may need to increase your &amp;#039;shared memory&amp;#039;. See the FAQ for details&lt;br /&gt;
&lt;br /&gt;
==Firefox, Colorzilla Extensions==&lt;br /&gt;
http://www.zoneminder.com/forums/viewtopic.php?t=5647&lt;br /&gt;
&lt;br /&gt;
==Kodicom Capture Cards==&lt;br /&gt;
* http://www.zoneminder.com/forums/viewtopic.php?t=5640&lt;br /&gt;
* http://www.zoneminder.com/forums/viewtopic.php?t=4130&lt;br /&gt;
* http://www.zoneminder.com/forums/viewtopic.php?t=6158&lt;br /&gt;
*KMC-8800 8-chip bt878 capture card&lt;br /&gt;
** http://www.zoneminder.com/forums/viewtopic.php?t=5609&lt;br /&gt;
** http://www.linuxtv.org/v4lwiki/index.php/Kodicom_4400R&lt;br /&gt;
** http://www.zoneminder.com/forums/viewtopic.php?t=6012&lt;br /&gt;
&lt;br /&gt;
*modprobe.conf file&lt;br /&gt;
**http://www.zoneminder.com/forums/viewtopic.php?t=5508&amp;amp;postdays=0&amp;amp;postorder=asc&amp;amp;start=15&lt;br /&gt;
** http://www.zoneminder.com/forums/viewtopic.php?t=6024&lt;br /&gt;
Edit your /etc/modprobe.conf file and add this line:&amp;lt;br&amp;gt;&lt;br /&gt;
options bttv card=77&amp;lt;br&amp;gt;&lt;br /&gt;
*http://www.linux.com/howtos/Webcam-HOWTO/dev-intro.shtml&lt;br /&gt;
*http://www.zoneminder.com/forums/viewtopic.php?t=6892&lt;br /&gt;
All screens must be the same resolution.&lt;br /&gt;
&lt;br /&gt;
*bttv settings &lt;br /&gt;
**http://www.zoneminder.com/forums/viewtopic.php?t=5603&amp;amp;sid=4e7192b74fe4306e341e9c4036727f7b&lt;br /&gt;
&lt;br /&gt;
note that under ubuntu that the file to edit is /etc/modprobe.d/aliases.&lt;br /&gt;
&lt;br /&gt;
==Logitech USB QuickCam==&lt;br /&gt;
*I&amp;#039;m using FC4 and had a similiar problem with a quickcam 4000.&lt;br /&gt;
I guess you are using the default module supplied with CentOS. I think, not sure about this though, that it is missing some capabilities. So I installed the pwc module (http://www.saillard.org/linux/pwc/INSTALL.en) and these crashes stopped.&lt;br /&gt;
http://www.zoneminder.com/forums/viewtopic.php?t=5906&lt;br /&gt;
&lt;br /&gt;
&lt;br /&gt;
==Message Logs==&lt;br /&gt;
http://www.zoneminder.com/forums/viewtopic.php?t=5771&lt;br /&gt;
&lt;br /&gt;
==Memory Problems/Tweaks==&lt;br /&gt;
*http://www.zoneminder.com/forums/viewtopic.php?t=6242&lt;br /&gt;
*Shared memory setting must be high.&lt;br /&gt;
**http://www.zoneminder.com/forums/viewtopic.php?t=6024&lt;br /&gt;
&lt;br /&gt;
==SELinux Issues==&lt;br /&gt;
*http://www.zoneminder.com/forums/viewtopic.php?t=6337&lt;br /&gt;
*http://www.zoneminder.com/forums/viewtopic.php?t=4836&lt;br /&gt;
*http://www.zoneminder.com/forums/viewtopic.php?t=6147&lt;br /&gt;
&amp;lt;code&amp;gt;&lt;br /&gt;
cat sysctl.conf&lt;br /&gt;
# Disable response to broadcasts.&lt;br /&gt;
# You don&amp;#039;t want yourself becoming a Smurf amplifier.&lt;br /&gt;
net.ipv4.icmp_echo_ignore_broadcasts = 1&lt;br /&gt;
# enable route verification on all interfaces&lt;br /&gt;
net.ipv4.conf.all.rp_filter = 1&lt;br /&gt;
# enable ipV6 forwarding&lt;br /&gt;
#net.ipv6.conf.all.forwarding = 1&lt;br /&gt;
kernel.shmall = 134217728&lt;br /&gt;
kernel.shmmax = 134217728&lt;br /&gt;
&amp;lt;/code&amp;gt;&lt;br /&gt;
* http://www.zoneminder.com/forums/viewtopic.php?t=6000&lt;br /&gt;
&lt;br /&gt;
==Mocord, Record, Modect==&lt;br /&gt;
http://www.zoneminder.com/forums/viewtopic.php?t=6120&lt;br /&gt;
&lt;br /&gt;
==External Triggering==&lt;br /&gt;
====zmtrigger.pl====&lt;br /&gt;
(Could use your help here)&lt;br /&gt;
&lt;br /&gt;
==Modprobe==&lt;br /&gt;
modprobe.conf &lt;br /&gt;
mod = 133 or something like that for Kodicom&lt;br /&gt;
http://www.zoneminder.com/forums/viewtopic.php?t=5603&lt;br /&gt;
&lt;br /&gt;
==Official ZoneMinder Manual==&lt;br /&gt;
http://www.zoneminder.com/fileadmin/downloads/README.html&lt;br /&gt;
&lt;br /&gt;
==MMS Gateway and API Aoftware==&lt;br /&gt;
GPRS or HTTP a Jpeg image to the MMS gateway server which in turn sends the image to a mobile phone&lt;br /&gt;
*http://www.redcoal.com/&lt;br /&gt;
*http://www.zoneminder.com/forums/viewtopic.php?t=6101&lt;br /&gt;
*http://wurfl.sourceforge.net/&lt;br /&gt;
*http://www.mig.co.za&lt;br /&gt;
&lt;br /&gt;
==Multiple zones==&lt;br /&gt;
http://www.zoneminder.com/forums/viewtopic.php?t=6079&lt;br /&gt;
&lt;br /&gt;
==Perl Package zmpgk.pl==&lt;br /&gt;
*http://www.zoneminder.com/forums/viewtopic.php?t=5801&lt;br /&gt;
&lt;br /&gt;
==Roundrobin==&lt;br /&gt;
*http://www.zoneminder.com/forums/viewtopic.php?t=5658&lt;br /&gt;
&lt;br /&gt;
==Remote Camera Source/ Using Another ZM Box as a Source====&lt;br /&gt;
*http://www.zoneminder.com/forums/viewtopic.php?t=5549&lt;br /&gt;
*http://www.zoneminder.com/forums/viewtopic.php?t=5595&lt;br /&gt;
*http://www.zoneminder.com/forums/viewtopic.php?t=5549&lt;br /&gt;
&lt;br /&gt;
==Simultaneous connections (number off ) to Web browser==&lt;br /&gt;
*http://www.zoneminder.com/forums/viewtopic.php?t=6765&lt;br /&gt;
&lt;br /&gt;
==Streaming ==&lt;br /&gt;
*rtp and raw streaming&lt;br /&gt;
http://www.zoneminder.com/forums/viewtopic.php?t=5572&lt;br /&gt;
&lt;br /&gt;
==Settings==&lt;br /&gt;
*&amp;quot;disable farm out writing of images&amp;quot; if frame capture errors appear in log.&amp;lt;br&amp;gt;&lt;br /&gt;
** http://www.zoneminder.com/forums/viewtopic.php?t=5992&lt;br /&gt;
&lt;br /&gt;
*color pallet, video hieght, or video width. Try starting with 320x240 (assuming ntsc) and try different pallets. &lt;br /&gt;
**http://www.zoneminder.com/forums/viewtopic.php?t=6027&amp;amp;sid=9a52386394831b24741c67ba70cc1507&lt;br /&gt;
&lt;br /&gt;
==Timelapsed video==&lt;br /&gt;
http://www.zoneminder.com/forums/viewtopic.php?t=6049&lt;br /&gt;
&lt;br /&gt;
==Vehicle Detection Links==&lt;br /&gt;
*http://www.zoneminder.com/forums/viewtopic.php?t=5858&lt;br /&gt;
*http://www.zoneminder.com/forums/viewtopic.php?t=5184&amp;amp;highlight=truck+intersection&lt;br /&gt;
*http://www.cnssystems.ca/&lt;br /&gt;
&lt;br /&gt;
*All things are possible and the example someone posted a while back of detecting trucks and buses, but not cars, passing over a distant intersection is probably appropriate for you. What I would suggest you need are quite high pixel differences (indicating difference from the background) and pretty small counts of changed pixels or blob sizes. You might find it useful to turn on diagnostic images initially (and only for a while as they slow everything down a lot) which will output what ZM thinks the differences etc are are in the images.&lt;br /&gt;
&lt;br /&gt;
==Water marked==&lt;br /&gt;
http://www.zoneminder.com/forums/viewtopic.php?t=4591&amp;amp;highlight=watermark&lt;br /&gt;
http://www.zoneminder.com/forums/viewtopic.php?t=4188&amp;amp;highlight=watermark&lt;br /&gt;
&lt;br /&gt;
==xawtv ==&lt;br /&gt;
*http://www.zoneminder.com/forums/viewtopic.php?t=5696&lt;br /&gt;
what from xawtv -hwscan?&lt;br /&gt;
xawtv -device /dev/video?&lt;br /&gt;
&lt;br /&gt;
==zmc daemon captures the images==&lt;br /&gt;
*http://www.zoneminder.com/forums/viewtopic.php?t=6146&lt;br /&gt;
&lt;br /&gt;
==Zone Configurations and Fine Tunings==&lt;br /&gt;
&lt;br /&gt;
Once you have Zoneminder up and running and all your cameras recording events, it then becomes important to fine tune your zones so that you record all of the events that are important to you, and just as important, NOT record events that are not important.&lt;br /&gt;
&lt;br /&gt;
There are many parameters to be adjusted.  So many, in fact, that it is easy to change just a few parameters, and create a config that does not do what you want at all.  It is all so confusing.  Here, we will attempt to document some basic configs, and explain in some detail the effects that each parameter will have and how each parameter relates to the other parameters.&lt;br /&gt;
&lt;br /&gt;
[[Zone Parameter Explanations]]&lt;br /&gt;
&lt;br /&gt;
[[Zone Configuration Basics]]&lt;br /&gt;
&lt;br /&gt;
[[Zone Configuration Advanced]]&lt;br /&gt;
&lt;br /&gt;
[[Special Situation Configs]]&lt;/div&gt;</summary>
		<author><name>Tburt11</name></author>
	</entry>
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