build documentation readme todo authors changelog news mail makefile package o2 language optimizations compilation compile suite usage stdout stderr ui_tty syntax interface q q1 handler stat ppm png nn dump bits bit crop exclusion correction step bound monte gpt barrel scale_by_half perturbation perturb global gs euclidean align eu eu_ transformations alignment metric annealing scale nlpsf operations hf_filter usm enhancement incremental irani ipc merging merged extents render rendering linear drizzled drizzling replace floating extend range exp tonal trigger certainty exposure transformation control psf filter spread xvp610 300d ov7620 display help ui tty fornow statistic video stream visp view depth d3 3d 3dpx bayer focus filter filtering rendering interpolate pairwise tcem encounter geometry subspace subspaces pt space triangle occupancy script scripts cleanup conventions subdirectory directory hash_map undocumented