If you're interested in this kind of thing, dc_predictor.cc might be fun to look at. It computes the predictors in parallel (rather than the usual 'do the same

If you're interested in this kind of thing, dc_predictor.cc might be fun to look at. It computes the predictors in parallel (rather than the usual 'do the same thing to 32 pixels') because here pixels depend on causal neighbor pixels.