qw <applemax82@...> writes:

> I use ffmpeg to encode video/audio and mux video/audio 
> streams into one files. How to set display

From a programer's pov, there is no display aspect ratio.

> and sample aspect ratio for video stream?

(Where did you search for "aspect" in the code?)

Video SAR or container SAR?
Both AVCodecContext and AVStream contain a 
field sample_aspect_ratio that you may set.

Carl Eugen

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