... <看更多>

This has been ask a few times before. You cannot use Core Audio to record in mp3 format. You can use a library call lame to help encode ... ... <看更多>

Convert m4a to mp3 on OS X command line using ffmpeg - gist:646ae60d797a46a706a5. ... ffmpeg -i in.m4a -codec:a libmp3lame -qscale:a 1 out.mp3 ... ... <看更多>

Here is an example of how you would convert a .wav file to .mp3 from their website: ... afconvert track.aiff -o track.m4a -q 127 -b 128000 -f m4af -d aac. ... <看更多>

Download your favorite YouTube videos and playlists from the internet without registration for free. Convert your favorite YouTube videos to MP3, ... ... <看更多>