For just a few frames, I'd try painting over by hand in Photoshop as caligulathegod did. You can then use AviSynth's imagesource to replace the damage frames with the fixed ones.
For just a few frames, I'd try painting over by hand in Photoshop as caligulathegod did. You can then use AviSynth's imagesource to replace the damage frames with the fixed ones.