Avidemux will accept:
If you answer these three questions correctly, Avidemux will work beautifully. If you ever get stuck, switch to and Audio Output = PCM – that combination will save you every time. avidemux+cannot+use+that+file+as+audio+track
: If you must use AAC, use a tool like FFmpeg to extract it from its container into a raw ADTS stream before loading. Cannot use mp3 as audio track - avidemux.org Avidemux will accept: If you answer these three
audio or combine audio with a still image and getting this error: avidemux+cannot+use+that+file+as+audio+track