Path: blob/master/Documentation/DocBook/v4l/dev-codec.xml
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<title>Codec Interface</title>12<note>3<title>Suspended</title>45<para>This interface has been be suspended from the V4L2 API6implemented in Linux 2.6 until we have more experience with codec7device interfaces.</para>8</note>910<para>A V4L2 codec can compress, decompress, transform, or otherwise11convert video data from one format into another format, in memory.12Applications send data to be converted to the driver through a13&func-write; call, and receive the converted data through a14&func-read; call. For efficiency a driver may also support streaming15I/O.</para>1617<para>[to do]</para>1819<!--20Local Variables:21mode: sgml22sgml-parent-document: "v4l2.sgml"23indent-tabs-mode: nil24End:25-->262728