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diff --git a/doc/READMEs/README.copy b/doc/READMEs/README.copy new file mode 100644 index 0000000..dc78169 --- /dev/null +++ b/doc/READMEs/README.copy @@ -0,0 +1,53 @@ +Ho to copy CD's and CD-R/CD-RW's + +Copying audio CD's: + +If you want to copy audio CD's, look for 'icedax'. + +Copying data CD's: + +The best way to copy a data disk is to copy the raw data on the master CD. +This may be done by reading the data from the raw device by using 'readom'. + + +NOTE: All CD-R's written in Track At Once mode end in two unreadable + run-out sectors. If the disk has been written with a Yamaha CD-R100 + or with a Yamaha CD-R102, there are even more run-out sectors. + +For this reason, you will not be able to read such a CD correctly with 'dd'. + +I recommend to write all disks in Disk at Once mode if your drive +is supported in DAO mode with wodim. In addition, you may wish to +add padding (see wodim / genisoimage man pages). + +If you want to copy such a CD directly with wodim, you may call: + + wodim -v dev=... -isosize /dev/cdrw + +But this may fail if the master gives read errors. To copy such a CD to a file +you may use the program 'readom' from this package + +Call 'readom [target] [lun] [scsibusno]' and select function 11. +Or call readom -help to get alternate usage. +To prevent readom from reading the run-out sectors, reduce the +number of sectors to copy by 2. + +Recent readom versions may be called: readom dev=b,t,l f=outfile +To reduce the numbers of sectors to copy you may use the sectors= option. + +If the master disk is made of several partitions (like a Solaris boot CD), +the best way to copy a CD is to use the program 'readom'. It ignores +the partition info and does raw SCSI reads. + +If you like to copy audio CD's in a way that preserves as much accuracy as +possible, use: + +icedax -vall -D... -B +wodim -v dev=... -dao -useinfo *.wav + +This will preserve pre-gap sizes, indices ... + + +Source: README.copy from cdrtools package, version 2.01.01a08 +Edited for cdrkit by Christian Fromme <kaner@strace.org> and Eduard Bloch <blade@debian.org> + |