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FFmpeg is a free software project that produces libraries and programs for handling multimedia data. The most notable parts of FFmpeg are libavcodec, an audio/video codec library used by several other projects, libavformat, an audio/video container mux and demux library, and the ffmpeg command line program for transcoding multimedia files.

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Creating transparent video from transparent png files using ffmpeg

I'm using the ffmpeg command as follows: ffmpeg -f image2 -i anim.%04d.png -r 30 -vcodec png video.webm I know webm has an alpha channel according to this answer. … Is it possible to create a transparent .mp4 with ffmpeg? …
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