ffmpeg4: ffmpeg4 (Software to record, convert and stream audio and video) ffmpeg4: ffmpeg4: ffmpeg4 should be installable alongside ffmpeg 3.x without conflict. ffmpeg4: ffmpeg4: FFmpeg is a complete solution to record, convert and stream audio and ffmpeg4: video. It includes libavcodec, the leading audio/video codec library. ffmpeg4: ffmpeg4: Homepage: https://ffmpeg.org/ ffmpeg4: ffmpeg4: ffmpeg4: