[Libav-user] examples/demuxing.c not working properly

[Stefano Sabatini]

On date Monday 2012-10-15 19:43:30 +0530, Chandranath Bhattacharyya encoded:
> >> What's going wrong? AVStream::time_base.den = 12800; seems to be wrong data. Other than fixing some compilation errors, I did not modify anything else in examples/demuxing.c.
> 
> - I downloaded the older version (ffmpeg-20121003-git-df82454-win32-*) from http://ffmpeg.zeranoe.com/builds/. Now AVStream::time_base.den = 25 - perfect!!
> 
> However, I had to comment out the following lines in write_video_frame (muxing.c) to get rid of pts (0) < dts (1) error:
>             if (c->coded_frame->pts != AV_NOPTS_VALUE)
>                 pkt.pts = av_rescale_q(c->coded_frame->pts,
>                                        c->time_base, st->time_base);
> 
> In above c->coded_frame->pts was always 0 causing the problem.
> 
> Also, the file I was referring to was example/muxing.c (not demuxing.c). Sorry for the error.

Should be fixed in latest git (see also trac ticket #1801).