FFmpeg is a complete, cross-platform solution to record, convert and stream audio and video.

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5
votes
3answers
7k views

Add an audio file to and mkv video

I'm quite new to multimedia things, I'm trying to find a way to make nice screencasts, I've already been able to capture my desktop with ffmpeg: $ ffmpeg -f alsa -ac 2 -i hw:0,0 -f x11grab -r 30 -s ...
3
votes
1answer
848 views

ProRes encoding and decoding?

Is there a way to encode/decode prores mov files (mostly decode)? I've been playing around with ffmpeg and mencoder/mplayer from the ubuntu repos, but they both report that it's an unknown codec. ...
2
votes
1answer
2k views

How to make videos seekable with ffmpeg / mencoder

I'm using mencoder and ffmpeg to make videos with music playing over a single image. The videos play fine but I can't seek at all. I've tried generating them with -idx and even -forceidx and keyint ...