[FFmpeg-devel] [bug/patch] MPEG-TS muxer: PCR not in sync withPTS/DTS

[Niobos]

On 16 Oct 2009, at 16:56, belcampo wrote:
> After applying the patch, ffmpeg-mpegts-vbr-4.diff, doing
> ffmpeg -i 86240frames-h264.ts -an -vcodec copy -f rawvideo  
> 86240frames.h264  produces the raw frames where last line is:
> frame=172480 fps=2285 q=-1.0 Lsize= 3996695kB time=3449.58  
> bitrate=9491.3kbits/s
>
> Notice frame vs. field problem.
>
> ffmpeg -i 86240frames.h264 -an -vcodec copy -f mpegts new.ts
> now produces
> frame=172480 fps=1393 q=-1.0 Lsize= 7371403kB time=3449.62  
> bitrate=17505.3kbits/s
>
> Notice size/bitrate increase

Is this a pure cosmetic problem? or is there a difference in the  
output file?

I'm not a specialist at this, but I don't think this has anything to  
do with the MPEG-TS muxer... From how I understand the code, the muxer  
is simply handed a series of bytes to store.

Greets,
Niobos