[FFmpeg-user] ffmpeg - avfoundation Audio stutters / sounds broken with screen capture [sample, config, output included]

Nicolas George george at nsup.org
Sun Apr 26 18:14:25 CEST 2015

Le sextidi 6 floréal, an CCXXIII, kevin a écrit :
> I am trying to do a basic screen capture in OS X [10.10.3] with audio from
> mic using avfoundation.
> The recorded audio is stuttering, breaks, or there is short bursts.
> This is the command I use [ffmpeg installed with brew, config and output
> below]
> ffmpeg -f avfoundation -i "1:0" -r 25  -c:v libx264 -preset fast -crf 22
> -c:a libfdk_aac  -b:a 128k -ar 44100 -s 640x480 screen.mp4

I had a similar issue with a different situation. Have you tried a different
VIDEO codec as well, like plain mpeg4 with the native implementation?


  Nicolas George
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