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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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Logo Removal Filters

While capturing video from analog resources, especially TV channels, there are often logos or other information such as date, time, and name on the images. Sometimes we prefer to erase all this from our video. Many plug-ins have been developed to achieve this goal. Let us try some of them.

Logo Removal with DeLogo

The DeLogo plug-in (delogo132.zip) developed by Karel Suhajda can be downloaded from http://neuron2.net/delogo132/. This filter features two logo removal techniques. Logos have either semi-transparent or solid colors. For removing semi-transparent parts of an image, we have to use the DeBlend feature of the DeLogo plug-in.

This feature works with a given alpha and color mask. DeLogo has an analyzer that uses this ...

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