[FFmpeg-user] ProRes422 with 8 audio tracks converted to mp4 -- muffles audio 4

[Carl Eugen Hoyos]

2018-11-22 17:44 GMT+01:00, Harvey Pikelberger <communque at gmail.com>:

> ffmpeg -i ffmpeg -i SoundMappingTest-I-8Discreet.mov -map 0 -g 48 -c:v
> libx264 -profile:v baseline -crf 16 -c:a aac -b:a 256k -vf scale=1280:720
> -pix_fmt yuv420p SoundMappingTest-I-8Discreet.mp4

You (apparently) cannot copy the timecode track from mov to mp4
but this is what you request with "-map 0".

Default behaviour would be to transcode one video and one audio
track.

Carl Eugen