ZERO_PATH        1963 libavcodec/mlpenc.c         path_counter[i].path[0]  = ZERO_PATH;
ZERO_PATH        1989 libavcodec/mlpenc.c     prev_codebook = path[i - 1] - ZERO_PATH;
ZERO_PATH        2071 libavcodec/mlpenc.c             best_codebook = *best_path++ - ZERO_PATH;