#!/bin/bash

# burn blu-ray disc from UDF image

source ~/bin/failexit.mrg

# might as well fix possible missing dev OTF here
# scsi 9:0:0:0: CD-ROM            HL-DT-ST BD-RE  BH16NS40  1.00 PQ: 0 ANSI: 5
# sr 9:0:0:0: [sr1] scsi3-mmc drive: 0x/48x writer dvd-ram cd/rw xa/form2 cdda tray
[ -e /dev/bluray ] || ln /dev/sr1 /dev/bluray -sfn
# dev disk by-id: ata-HL-DT-ST_BD-RE_BH16NS40_K9JD27D5727 -> ../../sr1


umount /mnt/bluray-ondisk 
[ -e /mnt/bluray-ondisk/NOTHERE ] || failexit 99 "! Error - unable to umount mnt/bluray-ondisk - ABORT"
#umount /mnt/cdrom

#cd /ssdzfs/dv || exit 99
cd /mnt/bluraytemp25 || failexit 199 "! Error - unable to cd mnt/bluraytemp25"

ls -alh *.udf
df -h /mnt/bluraytemp25
pwd

echo "PK to burn!"
read

time growisofs -speed=6 -overburn -Z \
  /dev/bluray=/mnt/bluraytemp25/bdiscimage.udf
# /dev/bluray=/ssdzfs/dv/bdiscimage.udf
 
# /mnt/cdtemp2a/vmware-win2kpro-pdf-project-b4-office2K.tar

exit;


REF: Preformatting BR disc takes up 256MB for defect mgmt:
http://superuser.com/questions/462782/growisofs-warnings-when-writing-to-blu-ray-dual-layer-discs

NOTE if get this error after burning BR disc:
[[
24681185280/24708382720 (99.9%) @2.5x, remaining 0:02 RBU  81.1% UBU  98.6%
builtin_dd: 12064640*2KB out @ average 2.5x4390KBps
/dev/bluray: flushing cache
/dev/bluray: closing track
/dev/bluray: closing session
:-[ CLOSE SESSION failed with SK=5h/INVALID FIELD IN CDB]: Input/output error
/dev/bluray: reloading tray
real    37m38.239s

NOTE: disc after burn is still OK

REF: https://bugs.launchpad.net/ubuntu/+source/dvd+rw-tools/+bug/1113679
]]


## NOTE this is for 2x-speed BR spindle white-label JVC
# dvd+rw-mediainfo /dev/bluray 
INQUIRY:                [HL-DT-ST][BD-RE  BH16NS40 ][1.00]
GET [CURRENT] CONFIGURATION:
 Mounted Media:         41h, BD-R SRM
 Media ID:              JVC-AM/S6L
 Current Write Speed:   6.0x4495=26976KB/s
 Write Speed #0:        6.0x4495=26976KB/s
 Write Speed #1:        4.0x4495=17984KB/s
 Write Speed #2:        2.0x4495=8992KB/s
 Speed Descriptor#0:    08/12219391 R@6.0x4495=26976KB/s W@6.0x4495=26976KB/s
 Speed Descriptor#1:    00/12219391 R@6.0x4495=26976KB/s W@4.0x4495=17984KB/s
 Speed Descriptor#2:    00/12219391 R@6.0x4495=26976KB/s W@2.0x4495=8992KB/s
:-[ READ BD SPARE INFORMATION failed with SK=5h/INVALID FIELD IN CDB]: Input/output error
READ DISC INFORMATION:
 Disc status:           blank
 Number of Sessions:    1
 State of Last Session: empty
 "Next" Track:          1
 Number of Tracks:      1
READ FORMAT CAPACITIES:
 unformatted:           12219392*2048=25025314816
 00h(3000):             11826176*2048=24220008448
 32h(0):                11826176*2048=24220008448
 32h(0):                5796864*2048=11871977472
 32h(0):                12088320*2048=24756879360
READ TRACK INFORMATION[#1]:
 Track State:           invisible incremental
 Track Start Address:   0*2KB
 Next Writable Address: 0*2KB
 Free Blocks:           12219392*2KB
 Track Size:            12219392*2KB
READ CAPACITY:          0*2048=0