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Originally committed as revision 14142 to svn://svn.ffmpeg.org/ffmpeg/trunk
This commit is contained in:
Michael Niedermayer 2008-07-09 18:59:52 +00:00
parent 304ba23a0b
commit 81d4ee3e16
1 changed files with 37 additions and 0 deletions
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37
libavcodec/motion_est_template.c
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@ -776,6 +776,41 @@ static int umh_search(MpegEncContext * s, int *best, int dmin,
return hex_search(s, best, dmin, src_index, ref_index, penalty_factor, size, h, flags, 2); return hex_search(s, best, dmin, src_index, ref_index, penalty_factor, size, h, flags, 2);
} }
static int full_search(MpegEncContext * s, int *best, int dmin,
int src_index, int ref_index, int const penalty_factor,
int size, int h, int flags)
{
MotionEstContext * const c= &s->me;
me_cmp_func cmpf, chroma_cmpf;
LOAD_COMMON
LOAD_COMMON2
int map_generation= c->map_generation;
int x,y, d;
const int dia_size= c->dia_size&0xFF;
cmpf= s->dsp.me_cmp[size];
chroma_cmpf= s->dsp.me_cmp[size+1];
for(y=FFMAX(-dia_size, ymin); y<=FFMIN(dia_size,ymax); y++){
for(x=FFMAX(-dia_size, xmin); x<=FFMIN(dia_size,xmax); x++){
CHECK_MV(x, y);
}
}
x= best[0];
y= best[1];
d= dmin;
CHECK_CLIPPED_MV(x , y);
CHECK_CLIPPED_MV(x+1, y);
CHECK_CLIPPED_MV(x, y+1);
CHECK_CLIPPED_MV(x-1, y);
CHECK_CLIPPED_MV(x, y-1);
best[0]= x;
best[1]= y;
return d;
}
#define SAB_CHECK_MV(ax,ay)\ #define SAB_CHECK_MV(ax,ay)\
{\ {\
const int key= ((ay)<<ME_MAP_MV_BITS) + (ax) + map_generation;\ const int key= ((ay)<<ME_MAP_MV_BITS) + (ax) + map_generation;\
@ -980,6 +1015,8 @@ static av_always_inline int diamond_search(MpegEncContext * s, int *best, int dm
return sab_diamond_search(s, best, dmin, src_index, ref_index, penalty_factor, size, h, flags); return sab_diamond_search(s, best, dmin, src_index, ref_index, penalty_factor, size, h, flags);
else if(c->dia_size<2) else if(c->dia_size<2)
return small_diamond_search(s, best, dmin, src_index, ref_index, penalty_factor, size, h, flags); return small_diamond_search(s, best, dmin, src_index, ref_index, penalty_factor, size, h, flags);
else if(c->dia_size>1024)
return full_search(s, best, dmin, src_index, ref_index, penalty_factor, size, h, flags);
else if(c->dia_size>768) else if(c->dia_size>768)
return umh_search(s, best, dmin, src_index, ref_index, penalty_factor, size, h, flags); return umh_search(s, best, dmin, src_index, ref_index, penalty_factor, size, h, flags);
else if(c->dia_size>512) else if(c->dia_size>512)