Audio/Video transcoding

From Wikked

Some notes...

Convert an Apple Core Audio (.caf) file to MP4 container format:

$ afconvert -f mp4f -d 0 in.caf out.mp4

Mux a video MP4 (h264) file and an audio MP4 (AAC) file together:

$ ffmpeg -vcodec copy -acodec copy -i video.mp4 -i audio.mp4 out.mp4