Open Avidemux and load your primary video file (). Click on Audio in the top menu bar and select Select Track .
Avidemux is a simple but powerful video editor. However, it is a full audio converter or a multi‑track audio mixer. When you try to add an external audio file (via Audio → Select Track or Main Track ) and see:
Use a tool like or an online converter to export the audio as a WAV (uncompressed) or a standard MP3 . avidemux+cannot+use+that+file+as+audio+track
If the audio file uses a highly unusual sample rate, Avidemux may refuse to append it to the video stream. Proven Fixes: How to Make Your Audio Compatible
The error occurs because many common audio files, like those downloaded from online stores or exported from editors like Audacity, are saved in a container. An .m4a file is a typical example; it’s an MP4 container holding an AAC stream. Similarly, an MP3 file with an .mp3 extension should be a raw stream, but if it contains extensive metadata (like ID3 tags), Avidemux can get confused and reject it. The key point is that Avidemux does not support containerized audio files. Open Avidemux and load your primary video file ()
He opened , selected his video file, and navigated to the "Select Track" menu for the audio. He located the high-fidelity file he’d spent weeks perfecting, clicked "Open," and waited for the familiar green light of progress.
ffmpeg -i input.mp3 -c:a copy -ar 48000 output.mp3 However, it is a full audio converter or
I’m trying to replace or add an external audio track in Avidemux, but when I go to Audio → Select Track and choose my file (MP3 or M4A), I get the error: