Greg Wooledge <g...@wooledge.org> writes: > On Fri, Jul 02, 2021 at 08:51:54PM +0100, Richmond wrote: >> Michael Lange <klappn...@freenet.de> writes: >> >> > So, does anyone know about a way to verify the integrity of burned >> > audio-CDs? >> > >> >> This is a bit speculative because I cannot test it, but: >> >> k3b and brasero have options to verify written cd. >> >> I think you could verify using diff, i.e. diff /dev/cdrom file.iso >> >> Or you could mount the cd image via the loopback device, mount the cd, >> and then compare the .wav files individually to find which one the error >> is in. > > Audio CDs do not have a file system. There's nothing to mount. There > are no ".wav files". > > To the best of my knowledge, there is no way to verify every bit of > audio on an audio CD. They're simply not structured in a way that makes > it possible to retrieve a stream of digital audio data. Programs that > "rip" CD audio to files use heuristics and multiple tries and fancy > stuff like that, trying to get a good approximation of the original data > back from the disc. > > One thing I suppose you could do is generate the CDDB "disc ID" which is > based on the CD's metadata (track lengths), and compare it to the expected > value. This will at least tell you whether you've got the right number > of audio tracks and the correct lengths.
Using Caja file manager I have put in the localtion bar (or rather it put in) cdda://sr0/ This shows me each of the wave files on the disk as track1.wav, track2.wav etc. The disk is a pre-recorded one I bought in a shop. It could be some clever stuff that caja is doing though.
