[FFmpeg-devel] [PATCH] mov: support for Quicktime CLEF/TAPT atoms

Nicolas George nicolas.george at normalesup.org
Tue Jul 3 16:50:49 CEST 2012

Le sextidi 16 messidor, an CCXX, Tim Nicholson a écrit :
> This sounds like the right approach. However where can you currently
> define the pixel rectangle for which the DAR is calculated? For example
> the setdar filter allows the DAR to be set and calculates the SAR on the
> basis of the equation I quoted.

As far as I know, a SAR field is always part of a structure such as AVFrame,
AVCodecContext, AVFilterLink, AVFilterBufferRefVideoProps, etc., and these
structure always have a pair of width, height fields. These three fields
work together.


  Nicolas George
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