avpriv_h264_has_num_reorder_frames  300 libavcodec/internal.h int avpriv_h264_has_num_reorder_frames(AVCodecContext *avctx);
avpriv_h264_has_num_reorder_frames 1032 libavformat/utils.c        avpriv_h264_has_num_reorder_frames(st->internal->avctx) == st->internal->avctx->has_b_frames)