ff_pre_estimate_p_frame_motion 116 libavcodec/motion_est.h int ff_pre_estimate_p_frame_motion(struct MpegEncContext *s, ff_pre_estimate_p_frame_motion 2752 libavcodec/mpegvideo_enc.c ff_pre_estimate_p_frame_motion(s, s->mb_x, s->mb_y);