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codec_specific_data clarification 

if anyone disagrees or has suggestions to improve it then shout


git-svn-id: svn://svn.mplayerhq.hu/mplayer/trunk@21189 b3059339-0415-0410-9bf9-f77b7e298cf2
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michael 2006-11-24 12:51:33 +00:00
parent 0b95f7d0f9
commit 46ddcfbe19
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DOCS/tech/nut.txt
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@ -568,6 +568,13 @@ codec_specific_data
the exact format is specified in the codec spec
for H.264 the NAL units MUST be formatted as in a bytestream
(with 00 00 01 prefixes)
codec_specific_data SHOULD contain exactly the essential global packets
needed to decode a stream, more specifically it SHOULD NOT contain packets
which contain only non essential metadata like author, title, ...
it also MUST NOT contain normal packets which cause the reference decoder
to generate any specific decoded samples
the encoder name and version, shall be considered essential as it is very
usefull to workaround possible encoder bugs
frame_code
frame_code is an 8-bit field which exists before every frame, it can