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charset="us-ascii" Content-Transfer-Encoding: 7bit Errors-To: ffmpeg-devel-bounces@ffmpeg.org Sender: "ffmpeg-devel" Archived-At: List-Archive: List-Post: H.261 does not have B-frames. Signed-off-by: Andreas Rheinhardt --- libavcodec/motion_est.c | 14 +++++++------- 1 file changed, 7 insertions(+), 7 deletions(-) diff --git a/libavcodec/motion_est.c b/libavcodec/motion_est.c index e783e79a94..554fc9780e 100644 --- a/libavcodec/motion_est.c +++ b/libavcodec/motion_est.c @@ -537,7 +537,7 @@ static inline void set_p_mv_tables(MpegEncContext * s, int mx, int my, int mv4) /** * get fullpel ME search limits. */ -static inline void get_limits(MpegEncContext *s, int x, int y) +static inline void get_limits(MpegEncContext *s, int x, int y, int bframe) { MotionEstContext * const c= &s->me; int range= c->avctx->me_range >> (1 + !!(c->flags&FLAG_QPEL)); @@ -551,7 +551,7 @@ static inline void get_limits(MpegEncContext *s, int x, int y) c->ymin = - y - 16; c->xmax = - x + s->width; c->ymax = - y + s->height; - } else if (s->out_format == FMT_H261){ + } else if (!(av_builtin_constant_p(bframe) && bframe) && s->out_format == FMT_H261){ // Search range of H.261 is different from other codec standards c->xmin = (x > 15) ? - 15 : 0; c->ymin = (y > 15) ? - 15 : 0; @@ -921,7 +921,7 @@ void ff_estimate_p_frame_motion(MpegEncContext * s, c->mb_penalty_factor = get_penalty_factor(s->lambda, s->lambda2, c->avctx->mb_cmp); c->current_mv_penalty= c->mv_penalty[s->f_code] + MAX_DMV; - get_limits(s, 16*mb_x, 16*mb_y); + get_limits(s, 16*mb_x, 16*mb_y, 0); c->skip=0; /* intra / predictive decision */ @@ -1088,7 +1088,7 @@ int ff_pre_estimate_p_frame_motion(MpegEncContext * s, c->pre_penalty_factor = get_penalty_factor(s->lambda, s->lambda2, c->avctx->me_pre_cmp); c->current_mv_penalty= c->mv_penalty[s->f_code] + MAX_DMV; - get_limits(s, 16*mb_x, 16*mb_y); + get_limits(s, 16*mb_x, 16*mb_y, 0); c->skip=0; P_LEFT[0] = s->p_mv_table[xy + 1][0]; @@ -1140,7 +1140,7 @@ static int estimate_motion_b(MpegEncContext *s, int mb_x, int mb_y, c->current_mv_penalty= mv_penalty; - get_limits(s, 16*mb_x, 16*mb_y); + get_limits(s, 16*mb_x, 16*mb_y, 1); if (s->motion_est != FF_ME_ZERO) { P_LEFT[0] = mv_table[mot_xy - 1][0]; @@ -1489,7 +1489,7 @@ static inline int direct_search(MpegEncContext * s, int mb_x, int mb_y) if(c->avctx->me_sub_cmp != c->avctx->mb_cmp && !c->skip) dmin= get_mb_score(s, mx, my, 0, 0, 0, 16, 1); - get_limits(s, 16*mb_x, 16*mb_y); //restore c->?min/max, maybe not needed + get_limits(s, 16*mb_x, 16*mb_y, 1); //restore c->?min/max, maybe not needed mv_table[mot_xy][0]= mx; mv_table[mot_xy][1]= my; @@ -1509,7 +1509,7 @@ void ff_estimate_b_frame_motion(MpegEncContext * s, init_ref(c, s->new_pic->data, s->last_pic.data, s->next_pic.data, 16 * mb_x, 16 * mb_y, 2); - get_limits(s, 16*mb_x, 16*mb_y); + get_limits(s, 16*mb_x, 16*mb_y, 1); c->skip=0; -- 2.40.1 _______________________________________________ ffmpeg-devel mailing list ffmpeg-devel@ffmpeg.org https://ffmpeg.org/mailman/listinfo/ffmpeg-devel To unsubscribe, visit link above, or email ffmpeg-devel-request@ffmpeg.org with subject "unsubscribe".