[FFmpeg-user] Bad Output when using skip_frame option

李天宇 rzcxbs at gmail.com
Wed Dec 23 12:02:39 CET 2015

Sorry for sending it too quick.

Another thing to mention is that when I use VLC :
 vlc --avcodec-skip-frame 1 t1.flv
the video looks normal.
But I dont have enough knowledge to tell the difference.

Thanks a lot for any hit.


2015-12-23 18:59 GMT+08:00 李天宇 <rzcxbs at gmail.com>:

> Hello,every one:
>       I found when I used skip_frame option in some video, like:
>          ffplay -skip_frame 'bidir' t1.flv
>       the graph output sometimes contains crashed blocks and appears just
> broken.
>       I tried 'noref' and it worked normal , 'no key' make the video only
> changes every few seconds but still normal.
>       I tried '-loglevel debug' but didn't get anything useful.
>       To my knowledge, it's safe to remove all B frame in the same time,
> so I doubt whether the video is coded in a wrong way?
>       But I don't know how to look into the complicated H264 bits to find
> it out,do anyone know some tool can do this?

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