hi im using a scan converter which shows everything which is on my puter screen on my tv screen so when i play a movie ie the scorpion king or any movie with darkish scenes in getting like a swirl of greyish black on thje screen it looks like blocks but not realy bad ive tried numerous players and there all the same if i play abt with the colour settings i can improve it va bit but only if i make the pic a bit darker is there any way i can improve the pic without encoding avis ive looked at virtual dub but i dont know what filters to use is there a easier prog to use. thanks for any help.