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