Contents
CDDA playback
Code example
https://github.com/ABelliqueux/nolibgs_hello_worlds/tree/main/hello_cdda
Creating the disk image
mkpsxiso -y isoconfig.xml
Using ffmpeg to generate a CDDA compliant Wav file
Needed Specification : RIFF (little-endian) data, WAVE audio, Microsoft PCM, 16 bit, stereo 44100 Hz
Conversion
ffmpeg -i input.mp3 -acodec pcm_s16le -ac 2 -ar 44100 output.wav
Merging two mono audio channels into one stereo channel
ffmpeg -i herb.wav.new -filter_complex "[0:a][0:a]amerge=inputs=2[a]" -map "[a]" herbi.wav
Adding the audio track to the CD
Add a track section after your data track in isoconfig.xml
:
<track type="audio" source="file.wav"/>
Music credits
Track 1 : Beach Party by Kevin MacLeod Link: https://incompetech.filmmusic.io/song/3429-beach-party License: https://filmmusic.io/standard-license
Track 2: Funk Game Loop by Kevin MacLeod Link: https://incompetech.filmmusic.io/song/3787-funk-game-loop License: https://filmmusic.io/standard-license