You must extract the raw AAC stream into an using a tool like FFmpeg or a dedicated audio converter before Avidemux will recognize it. 3. Proper Insertion Workflow
(Remember to run Avidemux from a terminal to capture any error messages if you need further troubleshooting.) avidemux cannot use that file as audio track
To resolve this, you must convert your audio file into a raw or simple format that Avidemux recognizes. Convert to WAV You must extract the raw AAC stream into
While Avidemux supports many formats, certain modern or proprietary versions of AAC or Opus can occasionally cause issues depending on your version of the software. Step-by-Step Solutions 1. Convert the Audio to a Standard Format avidemux cannot use that file as audio track