[Libav-user] multithreaded use of sws_scale

Martin Belleau mbelleau at capellasystems.net
Thu Sep 14 23:38:12 EEST 2017

I see that sws_scale has srcSliceY and srcSliceH, which should allow to
perform scaling of different slices in parallel.

Is there any sample code which demonstrates how to use it?

Should the same SwsContext be used to scale all the slices?

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