dvd+rw-mediainfo

dvd+rw-mediainfo [options] device

device
    Specifies the path to the DVD drive device node (e.g., /dev/dvd or /dev/sr0).

-d device
    Specifies the DVD drive device node (same as the device argument).

-debug
    Enables verbose debugging output.

-rss
    Dump raw stream status information.

The `dvd+rw-mediainfo` command is a command-line utility used in Linux to retrieve and display information about DVD+RW (rewritable) media. It provides detailed information about the disc's physical characteristics, recording status, and supported features. This tool is valuable for diagnosing problems with DVD+RW discs, verifying compatibility with specific hardware, and understanding the disc's available capacity. By inspecting the output of this command, users can gain insights into the disc's structure, including the locations of recorded data, the presence of any defects, and the supported writing speeds. `dvd+rw-mediainfo` is often employed in scripting environments to automate disc handling and analysis, allowing system administrators to assess the state of DVD+RW media programmatically. It is a crucial tool for anyone working with DVD+RW technology on a Linux platform.

The output from `dvd+rw-mediainfo` contains various fields describing the DVD+RW disc. Key fields include:
Disc Status: Indicates whether the disc is empty, partially recorded, or full.
Erasable: Shows if the disc can be erased and rewritten.
Disc Size: Displays the total capacity of the disc.
Remaining Capacity: Shows how much space is left on the disc.
Write Speed: Lists the supported write speeds for the disc.

The device node to use can be determined with 'ls -l /dev/dvd' or similar, as long as the symlink exists.

growisofs(1), mkisofs(1), cdrecord(1)