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Learning VirtualDub: The Complete Guide to Capturing, Processing and Encoding Digital Video by Georgios Diamantopoulos, Sohail Salehi

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Recovering Damaged Files

Quite a few times, I have been unable to play back a video file from an old, scratched CD I archived a long time ago. This happens just as often with files downloaded over unreliable networks. The real problem in these cases lies in identifying where the problem is, and fixing it, if possible. Don’t worry, VirtualDub supplies all the tools to aid recovery and they are very sophisticated internally, probably more than those of other commercial and pricey video-processing applications.

The source of the problem is usually either that the index of the video file is missing or broken or that some of the frames cannot be decoded. Every AVI file contains an index with vital information about each frame (such as whether it is ...

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