[FFmpeg-user] amix filter hanging

[Carl Eugen Hoyos]

2017-08-24 15:38 GMT+02:00 Jonathan Girven <jonathan.girven at trickbook.com>:

> $ ffmpeg -y -i BigBuckBunny_320x180_t10.mp4
> -i full_dillon_in_pro_audio.mp3
> -filter_complex "[1:a][0:a]amix=inputs=2[m]" -map 0:v -map [m] -c:v libx264
> -preset ultrafast -c:a aac output.mp4

Is the issue also reproducible if you use the native mpeg4
encoder instead of an external library?
$ ffmpeg -i BigBuckBunny_320x180_t10.mp4
-i full_dillon_in_pro_audio.mp3
-filter_complex "[1:a][0:a]amix=inputs=2[m]" -map 0:v -map [m]
-vcodec mpeg4 -qscale 2 out.mp4

Carl Eugen