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FFmpeg: Difference between revisions
→Replace transparency
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"[0]split=2[bg][fg];[bg]drawbox=c=blue@1:replace=1:t=fill[bg]; | "[0]split=2[bg][fg];[bg]drawbox=c=blue@1:replace=1:t=fill[bg]; | ||
[bg][fg]overlay=format=auto" -c:a copy new.mov | [bg][fg]overlay=format=auto" -c:a copy new.mov | ||
</pre> | |||
===Draw Text=== | |||
https://stackoverflow.com/questions/15364861/frame-number-overlay-with-ffmpeg | |||
<pre> | |||
ffmpeg -i input -vf "drawtext=fontfile=Arial.ttf: text='%{frame_num}': start_number=1: x=(w-tw)/2: y=h-(2*lh): fontcolor=black: fontsize=20: box=1: boxcolor=white: boxborderw=5" -c:a copy output | |||
</pre> | </pre> | ||