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02111be0c14ee30c2e27a3634c60e278136b5bbd
ffmpeg/libavformat/demux.c
Michael Niedermayer 6265f0b4e1 avformat: Do not search through the AVOption table for a option not in it repeatedly on each packet 
This search takes alot of time especially when compared with small packets

46631 decicycles -> 15719 decicycles in read_frame_internal() for amr-nb in 3gp

Reviewed-by: Paul B Mahol <onemda@gmail.com>
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
2022-03-27 11:58:54 +02:00

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