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- <title>Codec Interface</title>
- <note>
- <title>Suspended</title>
- <para>This interface has been be suspended from the V4L2 API
- implemented in Linux 2.6 until we have more experience with codec
- device interfaces.</para>
- </note>
- <para>A V4L2 codec can compress, decompress, transform, or otherwise
- convert video data from one format into another format, in memory.
- Applications send data to be converted to the driver through a
- &func-write; call, and receive the converted data through a
- &func-read; call. For efficiency a driver may also support streaming
- I/O.</para>
- <para>[to do]</para>
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