FFmpeg: Difference between revisions

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 Add a background to transparent images.<br>
 <pre>
-ffmpeg -i in.mov -filter_complex
+ffmpeg -i in.mov -filter_complex "[0]format=pix_fmts=yuva420p,split=2[bg][fg];[bg]drawbox=c=white@1:replace=1:t=fill[bg];[bg][fg]overlay=format=auto" -c:a copy new.mov
-       "[0]format=pix_fmts=yuva420p,split=2[bg][fg];[bg]drawbox=c=white@1:replace=1:t=fill[bg];
-        [bg][fg]overlay=format=auto" -c:a copy new.mov
 </pre>