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Diffstat (limited to 'Documentation/DocBook/media/v4l/dev-codec.xml')
| -rw-r--r-- | Documentation/DocBook/media/v4l/dev-codec.xml | 26 |
1 files changed, 26 insertions, 0 deletions
diff --git a/Documentation/DocBook/media/v4l/dev-codec.xml b/Documentation/DocBook/media/v4l/dev-codec.xml new file mode 100644 index 0000000..6e156dc --- /dev/null +++ b/Documentation/DocBook/media/v4l/dev-codec.xml @@ -0,0 +1,26 @@ + <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> + + <!-- +Local Variables: +mode: sgml +sgml-parent-document: "v4l2.sgml" +indent-tabs-mode: nil +End: + --> |