[FFmpeg-devel] Regression (or feature) in .mov creation

[Michael Niedermayer]

On Thu, Jun 07, 2012 at 04:20:38PM +0100, Tim Nicholson wrote:
> 4778783 introduced a new "feature", in that .mov files created with this
> commit, when inspected with ffprobe, report the SAR and DAR twice, but
> with different values.
> 
> This only seems to happen with .mov files, compare the following snippets:-
> 
> >ffprobe DV-good-gdcd207c.mov
> 
> [..]
> 
> Stream #0:0(eng): Video: dvvideo (dvcp / 0x70637664), yuv420p, 720x576
> [SAR 64:45 DAR 16:9], 28800 kb/s, 25 fps, 25 tbr, 25 tbn, 25 tbc
> 
> [..]
> 
> =======================================
> 
> >ffprobe DV-bad-g4778783.mov
> 
> [..]
> 
> Stream #0:0(eng): Video: dvvideo (dvcp / 0x70637664), yuv420p, 720x576
> [SAR 64:45 DAR 16:9], 28800 kb/s, SAR 118:81 DAR 295:162, 25 fps, 25
> tbr, 25 tbn, 25 tbc
> 
> [..]
> 
> =========================================
> 
> >ffprobe DV-bad-g4778783.gxf
> 
> [..]
> 
> Stream #0:0: Video: dvvideo, yuv420p, 720x576 [SAR 64:45 DAR 16:9], 25
> tbr, 50 tbn, 25 tbc
> 
> [..]
> 
> all files made from the same source, sample command line:-
> 
> ffmpeg -i DV.mov -timecode 09:59:30:06 -an -c:v dvvideo -pix_fmt yuv420p
> -an -t 1 -y -f mov DV-gdcd207c.mov

where can i find the source file to reproduce this ?

[...]
-- 
Michael     GnuPG fingerprint: 9FF2128B147EF6730BADF133611EC787040B0FAB

When the tyrant has disposed of foreign enemies by conquest or treaty, and
there is nothing more to fear from them, then he is always stirring up
some war or other, in order that the people may require a leader. -- Plato
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