[FFmpeg-devel] 16:9 DV AVI not detected

Dominik 'Rathann' Mierzejewski dominik
Tue Jan 1 14:25:31 CET 2008


On Monday, 31 December 2008 at 21:57, Roman Shaposhnik wrote:
> On Dec 31, 2007, at 11:21 AM, Michael Niedermayer wrote:
> 
> > On Sun, Dec 30, 2007 at 09:13:33PM -0800, Roman Shaposhnik wrote:
> >> On Dec 30, 2007, at 7:23 AM, j at v2v.cc wrote:
> >>
> >>> 16:9 ntsc avi dv files exported with Adobe Premiere,
> >>> the aspect ratio is not properly detected. it is always
> >>> set to 1:1. what would be the right place to fix this?
> >>>
> >>> the only place i could find that sets sample_aspect_ratio
> >>> is dv_extract_video_info in libavformat/dv.c
> >>> dont see this used for avi files...
> >>
> >>    I bet the problem is -- AVI container not signaling the
> >> aspect ratio properly. It's been a problem for broken
> >> application all along. It's a pity if Adobe Premiere
> >> happens to be among a broken bunch.
> >
> > avi has no field for aspect ratios (or at least not last time i looked
> > at the specs ...)
> 
>    You know what -- you're right. I guess I was thinking about .mov
> (or may be not thinking at all -- you know, Russian New Year  and
> stuff ;-)).

ODML AVI does have such field AFAIR. Question is, does Adobe Premiere
support that?

Happy New Year!
R.

-- 
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