[Ffmpeg-devel] [BUG] seeking crash in x264 with b_pyramid

Nico Sabbi nicola_sabbi
Sun Feb 26 21:32:41 CET 2006


M?ns Rullg?rd wrote:

>Erik Slagter <erik at slagter.name> writes:
>
>  
>
>>I also have issues, but not related to b_pyramid. For instance, mplayer
>>(very latest CVS) plays raw h264 files double speed,
>>    
>>
>
>How does mplayer read raw H.264? 
>

it has its own demuxer

>For fixed framerate streams, H.264
>specifies the field rate, even when using progressive encoding.  There
>has been some confusion about this in the past, with the result that
>some codecs take the numbers to mean frame rate for progressive
>sequences.  Hence the double speed.  This was fixed in lavc and x264
>in January.  If mplayer uses its own H.264 "demuxer", or uses an old
>version of lavc, it would show this problem.
>
>  
>

do you mean that when fixed_frame_rate_flag in vui_parameters() is set
the nominal framerate should be halved?





More information about the ffmpeg-devel mailing list