ff_h264_direct_dist_scale_factor 1977 libavcodec/h264_slice.c         ff_h264_direct_dist_scale_factor(h, sl);
ff_h264_direct_dist_scale_factor  604 libavcodec/h264dec.h void ff_h264_direct_dist_scale_factor(const H264Context *const h, H264SliceContext *sl);