From 86b5a11c7c3ead28ecbcbc9cbaf65f41172a3697 Mon Sep 17 00:00:00 2001 From: Thomas Schmitt Date: Tue, 28 Aug 2007 14:33:08 +0000 Subject: [PATCH] Mentioned --grow_overwriteable_iso --- libburn/trunk/cdrskin/README | 29 ++++++++++++----------------- 1 file changed, 12 insertions(+), 17 deletions(-) diff --git a/libburn/trunk/cdrskin/README b/libburn/trunk/cdrskin/README index cc564ef0..44fce347 100644 --- a/libburn/trunk/cdrskin/README +++ b/libburn/trunk/cdrskin/README @@ -395,24 +395,19 @@ Speed is counted in DVD units (i.e. 1x = 1,385,000 bytes/second). Currently there is no difference between -sao and -tao. If ever, then -tao will be the mode which preserves the current behavior. -For these media, -msinfo alone would not be enough to perform appending of an -ISO filesystem. The filesystem driver will need a hint to find the start of the -most recent session. For example put an ISO filesystem at address 1 GB: - mkisofs -C 0,524288 ... | \ - cdrskin dev=/dev/sr0 -v fs=32m -eject speed=4 write_start_address=524288s - -The superuser may then do: - mount -t iso9660 -o ro,sbsector=524288 /dev/sr0 /mnt -Note: On my linux-2.4.21-215 mount works only with sbsector <= 337920 (660 MiB) -To extend a filesystem already existing at address 0 - mkisofs -C 0,524288 -M /dev/sr0 ... | cdrskin dev=/dev/sr0 ... -Record the number 524288 for usage as first number with -C at the next -extension: - mkisofs -C 524288,1000000 ... | cdrskin write_start_address=1000000s ... - Program growisofs can append to an ISO filesystem on DVD+RW by additionally -manipulating the first session. cdrskin does not want to get involved so deep -into the format of the burned data. Be advised to use growisofs for the -task of maintaining extendable ISO-Filesystems on DVD+RW. +manipulating the first session. Meanwhile cdrskin can do the same. +Option --grow_overwriteable_iso allows -multi (although unneeded), enables +-msinfo and -toc, and makes blank=fast an invalidator for ISO filesystems +on overwriteable media. + +Initial session (equivalent to growisofs -Z): + mkisofs ... | cdrskin --grow_overwriteable_iso blank=fast ... + +Add-on session (equivalent to growisofs -M): + cparms=$(cdrskin dev=/dev/sr0 --grow_overwriteable_iso -msinfo) + mkisofs -C "$cparms" -M /dev/sr0 ... | \ + cdrskin dev=/dev/sr0 --grow_overwriteable_iso ... - DVD-RW and DVD-R