Unix and Linux Stack Exchange
Unix and Linux Stack Exchange

Questions tagged [optical-media]

18 questions
14
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3 answers

How can I watch an encrypted Blu-ray on a Linux desktop?

I have some retail Blu-Ray movies with DRM that I want to watch on my Linux desktop. I want to watch the movie directly from the disc. Tutorials I found online tell me how to rip it to a file, but I don't want to use up that much hard drive space…
Suchipi
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2 answers

Check if CD or DVD is blank

I cannot mount a DVD, most probably because it is blank, so it contains no filesystem. Is there a way to be sure that the disk is blank?
toliveira
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3
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2 answers

How do I disable my CD/DVD drive?

I'd like to disable my CD/DVD drive so that it doesn't spin up every time I select Save in my Kate editor, or select a file-accessing action in other applications. The spinning up just delays what I'm doing, and I'm not even using the DVD drive. I…
dave
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2
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1 answer

Engrave on M-Disc

I want to use 100GB M-Disc for Backup. How can one determine whether the M-Disc Writing was engraved properly and successfully on the non-volatile substance? I plan to use Brasero for writing. What does one have to do, burn with brasero and…
Vera
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2
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1 answer

Linux Mint - QEMU/KVM USB Redirect and Windows 10 Guest

A couple of months ago I installed Windows 10 version 1909 in a Linux Mint 19.1 (Tessa) QEMU/KVM guest. Using USB Redirect (aka USB Redirection, virsh attach), a USB to SATA bridge is connected to a SATA optical drive to read discs. Approximately…
tirvgqnf
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2
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2 answers

Linux scripting - how do I wait for CD/DVD medium to load before reading/mounting?

I'm putting together a quick-and-dirty script to read 100s of CD/DVDs onto a NAS. It takes care of ejecting and loading the tray, but I haven't figured out a simple way to wait/block for the medium to become available to the OS after inserting the…
myxal
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1
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Optical drive suffering from chronic premature ejection

My slot-loading optical drive (HP BDDVDRW CA21N) spins and up and then ejects every disc, a process that takes about 15 seconds. I've found lots of posts on enabling wanted ejects, but close to nothing on avoiding unwanted ones. I have tried…
Aaron Brick
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How to verify a burned CD against a BIN/CUE image?

Burning a BIN/CUE image to a CD is pretty easy using cdrdao write --speed 1 --device /dev/sr0 path/to/image.cue , but I can't find any way to verify the burn afterwards. I'm used to Windows utilities like ImgBurn which can read back the disk after…
roughtartlet
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System keeps trying to access/read my laptop's empty CD drive

I'm using a 16-to-18-years-old laptop, a Clevo Zeus M3CW, on which I recently installed antiX Linux 19.3. The kernel version is 4.9.235 (compiled for 486). Now, whenever I boot, the kernel complains about I/O errors from device /dev/sr0 - my…
einpoklum
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1 answer

Viewing ISO9660/Joliet/UDF Windows attributes?

How can I see the Windows attributes on optical discs? Examples: * Hidden. * Read-Only. * System file. The ACL tools on Linux still do not display the hidden attribute for instance.
neverMind9
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Why does accessing sr0 close the tray but return an error while the drive selects CD/DVD/Blu-Ray?

I've seen this behavior across distros (probably across operating systems, too) and across optical-media drive makes/models. It appears any CD, DVD, and/or Blu-Ray drive, if an attempt is made to open() /dev/sr0 while the tray is open, the tray…
wallefan
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How can I figure out why my laptop optical drive no longer reads CDs/DVDs?

Summary My laptop's optical drive stopped reading discs a while ago, but I'm never given an error; I want to figure out what exactly is wrong with my optical drive. Background This is a Toshiba Satellite laptop with Fedora 27. dmesg identifies the…
J.W.F.
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How can I find out if a read error on a optical disk is due to corrupted file system or physical damage?

I have a video DVD that I'm trying to extract but that is very hard to read (takes several days and not finished). Is there any way to find out if the problem is a physical damage of the surface of the optical disc, or some corruption in the file…
PetaspeedBeaver
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What is happening when I read a corrupt optical media with dd and it's really slow?

I have a DVD that I can't rip or copy using regular commands. If I try to copy it it will first copy at normal speed, but then slow down and take a very long while to do seemingly nothing. Right now I'm trying to extract whatever data there is using…
PetaspeedBeaver
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How to run mkfs on a BD-RE in linux

~ # mkfs.btrfs /dev/sr0 btrfs-progs v6.3.3 See https://btrfs.readthedocs.io for more information. ERROR: '/dev/sr0' is too small to make a usable filesystem ERROR: minimum size for each btrfs device is 114294784 ~ # df -h /dev/sr0 Filesystem …
Gooberpatrol66
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