Have you tried Isobuster?
That sometimes can help to retrieve some of the data.
Notre Dame Archives
On 3/3/2019 3:27 AM, Shai Drori wrote:
> Has anyone had success rescuing video content from a recordable dvd with a
> label on it? A client brought in a series of dvds of interviews done about
> 15 years ago on dvd. Apparently the labels have corrupted the data somehow
> and none of my players or computers can rip or play a complete interview.
> Some will play the first few minutes, some even half an hour but errors do
> set in. Any ideas or tricks hardware software options we can explore?
> Content is irreplaceable and most important.