22
votes
1answer
18k views

What's the difference between ddrescue, gddrescue, and dd_rescue?

The dd command is commonly used to make image backups of a drive or partition. However, it performs poorly if the source drive is unreliable or failing. I read that ddrescue/dd_rescue is a good tool ...
1
vote
1answer
877 views

Authoring a DVD into an image file, from command line

I would like to convert a whatever-type video file into an ISO image I could then burn to a DVD (on another computer) - so that the final disc is playable on a regular DVD player. I already have ...