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ffmpegHow to set transparency for overlay image on video


ffmpeg -i in.mp4 -i in.png -filter_complex "[1]format=yuva444p,colorchannelmixer=aa=0.5[in2];[0][in2]overlay" out.mp4ctrl + c
-i in.mp4

input video file

-i in.png

path to image to overlay over a video

-filter_complex

applies specified video/audio complex filter

aa=0.5

sets opacity to 50% for second stream (overlay image)

out.mp4

resulting video file