H-264 Compression



H-264/MPEG-4 AVC is a standard for video compression. The final drafting work on the first version of the standard was completed in May 2003. It was finalized in May of 2009. Versions used my manufacturers of video security sytems prior to this date were using their on version of the compression. Now with a finalized standard there should be more consistent results and benefits from using it.

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It has been developed by the ITU-T Video Coding Experts Group (VCEG) together with the ISO/IEC Moving Picture Experts Group (MPEG). They jointly maintain the coding so that they have identical technical content.

The group wanted to create a standard that would provide quality video at lower bit rates without making it more complex or expensive to implement.

They also sought to provide enough flexibility to allow the standard to be applied to a wide variety of applications on a wide variety of networks and systems. Today it is in use in HDTV as well as video security systems.

There is a lot of analysis that is being done to compare the various standards of compression to find out what will really work best. If you click the link below you can learn more about the varitions of compressions and how it affects CCTV.

Click here to learn more about Compression for CCTV


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