mp4box

all

MPEG-4 Systems Toolbox: muxe streams into MP4 container.

Examples (3)

Display information about an existing MP4 file

mp4box -info path/to/file

Add an SRT subtitle file into an MP4 file

mp4box -add input_subs.srt:lang=eng -add input.mp4 output.mp4

Combine audio from one file and video from another

mp4box -add input1.mp4#audio -add input2.mp4#video output.mp4