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Old 23rd September 2012, 17:16   #59  |  Link
ozok
TEncoder, TX264, TAC
 
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Join Date: Jun 2011
Location: Turkey
Posts: 540
Quote:
Originally Posted by pintcat View Post
I can't speak for all containers, but at least MP4 and MKV support PAR adjustment (without actually changing the video data). Isn't that what your aspect ratio option does?
Otherwise, which PAR would be used on DirectStreamCopy? Simply 1:1 or is it copied from the source video?
Aspect ratio values are used if video is encoded. Otherwise video streams are just copied. I don't know FFmpeg or Mencoder writes aspect ratio info to container properly. But AFAIK we can say it is also copied from source if video stream is copied as well.
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