14 Oct
2019
14 Oct
'19
6:18 p.m.
https://byuu.net/compact-discs/structure https://news.ycombinator.com/item?id=21185897
https://debugmo.de/2007/07/read-your-dvds-the-raw-way/ https://news.ycombinator.com/item?id=21242273 This time I wanted to know what’s on my DVDs. I mean, not what’s normally visible, but what’s underneath the data layer. Contrary to CDs, where a lot of work has been done to allow reading every bit of a CD, there is surprisingly less information for DVDs. I wanted more. My attempt was to capture the data before it gets processed by the usual circuits, but I didn’t wanted to mess around with analog hardware. So I grabbed an old Pioneer DVD-113, which luckily was build in those good days before single-chip solutions were available...