Avidemux Cannot Use That File As Audio Track 【2026 Edition】

Alternatively, you can mux the audio and video together directly in FFmpeg to bypass Avidemux entirely:

If you are trying to replace audio, make sure the new track is the same length as the video to avoid synchronization issues. Cannot use mp3 as audio track - avidemux.org

Must be in an ADTS envelope (raw .aac file), not a .m4a container. AC3/E-AC3: Standard Dolby Digital formats. 2. Re-wrap with FFmpeg (Advanced) avidemux cannot use that file as audio track

For successful "Add Audio Track" operations, aim for these specific formats: Best for quality; use 16-bit for maximum compatibility. MP3 Widely supported; ensures the file is not corrupted. AAC Must be raw .aac (ADTS), not .m4a . AC3 / DTS Supported for multi-channel audio.

ffmpeg -i video.mp4 -i audio.mp3 -c:v copy -c:a copy -map 0:v:0 -map 1:a:0 output.mp4 Use code with caution. 3. Update Avidemux Alternatively, you can mux the audio and video

If an MP3 still fails, the file might have a large header. Community experts suggest that stripping the first few kilobytes of the file (which often contain non-standard metadata) can sometimes allow Avidemux to "see" the actual audio frames. Supported External Audio Tracks

Certain MP3 files with specialized metadata (like Traktor tags) can confuse the software, causing it to misinterpret the file's structure. AAC Must be raw

ffmpeg -i input_audio.m4a -acodec copy -absf adts output_audio.aac Use code with caution.

Older versions of Avidemux may lack fixes for specific audio handling bugs present in newer nightly builds or releases like version 2.8.1 and above . Step-by-Step Fixes 1. Convert to a Compatible Format

Files like 32-bit WAV or DRM-protected files (often found in Apple's .m4a format) frequently trigger this rejection.