Partially revert "avformat/matroskadec: set aspect ratio only when DisplayWidth and...
authorJames Almer <jamrial@gmail.com>
Sun, 16 Oct 2016 13:13:45 +0000 (10:13 -0300)
committerJames Almer <jamrial@gmail.com>
Sun, 16 Oct 2016 17:19:05 +0000 (14:19 -0300)
The code works just fine regardless of unit, so only make sure DisplayUnit
is not "unknown".

Found-by: Nicolas George <george@nsup.org>
Reviewed-by: Nicolas George <george@nsup.org>
Signed-off-by: James Almer <jamrial@gmail.com>

No differences found