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bugfix

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Originally committed as revision 1388 to svn://svn.ffmpeg.org/ffmpeg/trunk
This commit is contained in:
Michael Niedermayer 2003-01-01 16:47:31 +00:00
parent fbd8bb7e9f
commit 0a13093de8
1 changed files with 15 additions and 15 deletions
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30
libavcodec/motion_est.c
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@ -1222,21 +1222,6 @@ static inline int direct_search(MpegEncContext * s,
int16_t (*mv_table)[2]= s->b_direct_mv_table;
uint16_t * const mv_penalty= s->me.mv_penalty[1] + MAX_MV;
P_LEFT[0] = mv_table[mot_xy - 1][0];
P_LEFT[1] = mv_table[mot_xy - 1][1];
/* special case for first line */
if ((mb_y == 0 || s->first_slice_line)) {
} else {
P_TOP[0] = mv_table[mot_xy - mot_stride ][0];
P_TOP[1] = mv_table[mot_xy - mot_stride ][1];
P_TOPRIGHT[0] = mv_table[mot_xy - mot_stride + 1 ][0];
P_TOPRIGHT[1] = mv_table[mot_xy - mot_stride + 1 ][1];
P_MEDIAN[0]= mid_pred(P_LEFT[0], P_TOP[0], P_TOPRIGHT[0]);
P_MEDIAN[1]= mid_pred(P_LEFT[1], P_TOP[1], P_TOPRIGHT[1]);
}
ymin= xmin=(-32)>>shift;
ymax= xmax= 31>>shift;
@ -1283,6 +1268,21 @@ static inline int direct_search(MpegEncContext * s,
return 256*256*256*64;
}
P_LEFT[0] = clip(mv_table[mot_xy - 1][0], xmin<<shift, xmax<<shift);
P_LEFT[1] = clip(mv_table[mot_xy - 1][1], ymin<<shift, ymax<<shift);
/* special case for first line */
if ((mb_y == 0 || s->first_slice_line)) {
} else {
P_TOP[0] = clip(mv_table[mot_xy - mot_stride ][0], xmin<<shift, xmax<<shift);
P_TOP[1] = clip(mv_table[mot_xy - mot_stride ][1], ymin<<shift, ymax<<shift);
P_TOPRIGHT[0] = clip(mv_table[mot_xy - mot_stride + 1 ][0], xmin<<shift, xmax<<shift);
P_TOPRIGHT[1] = clip(mv_table[mot_xy - mot_stride + 1 ][1], ymin<<shift, ymax<<shift);
P_MEDIAN[0]= mid_pred(P_LEFT[0], P_TOP[0], P_TOPRIGHT[0]);
P_MEDIAN[1]= mid_pred(P_LEFT[1], P_TOP[1], P_TOPRIGHT[1]);
}
if(s->flags&CODEC_FLAG_QPEL){
dmin = simple_direct_qpel_epzs_motion_search(s, 0, &mx, &my, P, 0, 0, xmin, ymin, xmax, ymax,
&s->last_picture, mv_table, 1<<14, mv_penalty);