Philipp Zabel <p.zabel@xxxxxxxxxxxxxx> writes: > Maybe scanline interlave and double write reduction can't be used at the > same time? Well, if it works in non-interlaced modes - it may be the case. Perhaps the data reduction is done before the field merge step. This would make it incompatible: in interlaced mode we need all color data from a field (we could potentially remove all color info from the other field, or use some average). -- Krzysztof Halasa Industrial Research Institute for Automation and Measurements PIAP Al. Jerozolimskie 202, 02-486 Warsaw, Poland