HALF              540 libavcodec/bgmc.c             if (high >= HALF) {
HALF              541 libavcodec/bgmc.c                 if (low >= HALF) {
HALF              542 libavcodec/bgmc.c                     value -= HALF;
HALF              543 libavcodec/bgmc.c                     low   -= HALF;
HALF              544 libavcodec/bgmc.c                     high  -= HALF;