I never understood those options either. I just "No stretch" mostly
everything. The only case we do usually encounter is Academy that has
been squeezed to 4:3, and we take it back to the right ratio.
On Mon, Feb 1, 2016 at 10:05 AM, Gérald Maruccia <dcpomatic(a)carlh.net> wrote:
If black bars are "into" picture then using
content aspect ratio is not
enough.
Some magic letterbox/pillarbox detection? Looks like ffmpeg already
have something for it.
Manuel AC
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