9
votes
3answers
6k views

Batch extract audio with avconv

I have about 70 mp4 files, and I want to extract the audio files directly without transcoding further. All the mp4 files have aac audio files. I understand I can use the following command to extract ...
1
vote
3answers
2k views

Is there now any way to convert mp3 files to m4a or aac 192kbit?

Since about two years now I am trying to find a way to convert high quality mp3 files to m4a or aac files with a fixed bitrate 192k. Please don't suggest using another format - i thought this through ...