[FFmpeg-user] Audio captured via AVFoundation is unusable
FFmpeg
ffmpeg at ninbura.com
Sun Jun 15 08:22:12 EEST 2025
> This has to be something specific with your setup since there are
> (commercial) software which use avfoundation via ffmpeg for audio capture.
I can only imagine this means they're using a different version of FFmpeg. But perhaps it's due to having something like Rogue Amoeba Loopback installed, or some other application. I tend to doubt it.
I've personally tested this on 2 different systems running macOS, this Mac Studio M3 Ultra, and an M3 Pro MacBook. Many others have reported the issue as well with no resolution:
https://www.reddit.com/r/ffmpeg/comments/z0f8g4/ask_for_help_avfoundation_audio_stutters_sounds/
https://stackoverflow.com/questions/65817212/crackling-sound-when-recording-audio-with-ffmpeg
https://trac.ffmpeg.org/ticket/4513
I'll create a Time Machine backup of my MacBook Pro, and run a test with zero 3rd party software installed, 2 different capture card brands, and zero other hardware attached. I'm quite sure the issue will still be present, but I understand the skepticism; due diligence is on me.
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