On 14/3/2011, at 4:33pm, Richard Hughes wrote: > Yes, I know. But the same principle allows remuxing of the AAC audio from the .flv container direct to .m4a, without dependency on MP4Box or other tools. > > e.g. > > ffmpeg -i downloaded_file.flv -vn -acodec copy output.m4a Yup! :D That's what I thought. aB.