FFmpeg coverage

Directory: ../../../ffmpeg/
File: src/libavcodec/motion_est_template.c
Date: 2024-11-20 23:03:26
Exec Total Coverage
Lines: 311 498 62.4%
Functions: 11 17 64.7%
Branches: 228 490 46.5%
Line Branch Exec Source
1 /*
2 * Motion estimation
3 * Copyright (c) 2002-2004 Michael Niedermayer
4 *
5 * This file is part of FFmpeg.
6 *
7 * FFmpeg is free software; you can redistribute it and/or
8 * modify it under the terms of the GNU Lesser General Public
9 * License as published by the Free Software Foundation; either
10 * version 2.1 of the License, or (at your option) any later version.
11 *
12 * FFmpeg is distributed in the hope that it will be useful,
13 * but WITHOUT ANY WARRANTY; without even the implied warranty of
14 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
15 * Lesser General Public License for more details.
16 *
17 * You should have received a copy of the GNU Lesser General Public
18 * License along with FFmpeg; if not, write to the Free Software
19 * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
20 */
21
22 /**
23 * @file
24 * Motion estimation template.
25 */
26
27 #include "libavutil/qsort.h"
28 #include "mpegvideo.h"
29
30 //Let us hope gcc will remove the unused vars ...(gcc 3.2.2 seems to do it ...)
31 #define LOAD_COMMON\
32 uint32_t av_unused * const score_map= c->score_map;\
33 const int av_unused xmin= c->xmin;\
34 const int av_unused ymin= c->ymin;\
35 const int av_unused xmax= c->xmax;\
36 const int av_unused ymax= c->ymax;\
37 const uint8_t *mv_penalty = c->current_mv_penalty; \
38 const int pred_x= c->pred_x;\
39 const int pred_y= c->pred_y;\
40
41 #define CHECK_HALF_MV(dx, dy, x, y)\
42 {\
43 const int hx= 2*(x)+(dx);\
44 const int hy= 2*(y)+(dy);\
45 d= cmp_hpel(s, x, y, dx, dy, size, h, ref_index, src_index, cmp_sub, chroma_cmp_sub, flags);\
46 d += (mv_penalty[hx - pred_x] + mv_penalty[hy - pred_y])*penalty_factor;\
47 COPY3_IF_LT(dmin, d, bx, hx, by, hy)\
48 }
49
50 597614 static int hpel_motion_search(MpegEncContext * s,
51 int *mx_ptr, int *my_ptr, int dmin,
52 int src_index, int ref_index,
53 int size, int h)
54 {
55 597614 MotionEstContext * const c= &s->me;
56 597614 const int mx = *mx_ptr;
57 597614 const int my = *my_ptr;
58 597614 const int penalty_factor= c->sub_penalty_factor;
59 me_cmp_func cmp_sub, chroma_cmp_sub;
60 597614 int bx=2*mx, by=2*my;
61
62 597614 LOAD_COMMON
63 597614 int flags= c->sub_flags;
64
65 //FIXME factorize
66
67 597614 cmp_sub = c->me_sub_cmp[size];
68 597614 chroma_cmp_sub = c->me_sub_cmp[size + 1];
69
70
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 597614 if(c->skip){ //FIXME move out of hpel?
71 706 *mx_ptr = 0;
72 706 *my_ptr = 0;
73 706 return dmin;
74 }
75
76
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 596908 if(c->avctx->me_cmp != c->avctx->me_sub_cmp){
77 186236 dmin= cmp(s, mx, my, 0, 0, size, h, ref_index, src_index, cmp_sub, chroma_cmp_sub, flags);
78
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 186236 if(mx || my || size>0)
79 164144 dmin += (mv_penalty[2*mx - pred_x] + mv_penalty[2*my - pred_y])*penalty_factor;
80 }
81
82
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 596908 if (mx > xmin && mx < xmax &&
83
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 585989 my > ymin && my < ymax) {
84 582666 int d= dmin;
85 582666 const int index = my * (1 << ME_MAP_SHIFT) + mx;
86 582666 const int t= score_map[(index-(1<<ME_MAP_SHIFT))&(ME_MAP_SIZE-1)]
87 582666 + (mv_penalty[bx - pred_x] + mv_penalty[by-2 - pred_y])*c->penalty_factor;
88 582666 const int l= score_map[(index- 1 )&(ME_MAP_SIZE-1)]
89 582666 + (mv_penalty[bx-2 - pred_x] + mv_penalty[by - pred_y])*c->penalty_factor;
90 582666 const int r= score_map[(index+ 1 )&(ME_MAP_SIZE-1)]
91 582666 + (mv_penalty[bx+2 - pred_x] + mv_penalty[by - pred_y])*c->penalty_factor;
92 582666 const int b= score_map[(index+(1<<ME_MAP_SHIFT))&(ME_MAP_SIZE-1)]
93 582666 + (mv_penalty[bx - pred_x] + mv_penalty[by+2 - pred_y])*c->penalty_factor;
94
95 #if defined(ASSERT_LEVEL) && ASSERT_LEVEL > 1
96 unsigned key;
97 unsigned map_generation= c->map_generation;
98 key = (my - 1) * (1 << ME_MAP_MV_BITS) + (mx) + map_generation;
99 av_assert2(c->map[(index-(1<<ME_MAP_SHIFT))&(ME_MAP_SIZE-1)] == key);
100 key = (my + 1) * (1 << ME_MAP_MV_BITS) + (mx) + map_generation;
101 av_assert2(c->map[(index+(1<<ME_MAP_SHIFT))&(ME_MAP_SIZE-1)] == key);
102 key = (my) * (1 << ME_MAP_MV_BITS) + (mx + 1) + map_generation;
103 av_assert2(c->map[(index+1)&(ME_MAP_SIZE-1)] == key);
104 key = (my) * (1 << ME_MAP_MV_BITS) + (mx - 1) + map_generation;
105 av_assert2(c->map[(index-1)&(ME_MAP_SIZE-1)] == key);
106 #endif
107
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 582666 if(t<=b){
108 289894 CHECK_HALF_MV(0, 1, mx ,my-1)
109
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 289894 if(l<=r){
110 173168 CHECK_HALF_MV(1, 1, mx-1, my-1)
111
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 173168 if(t+r<=b+l){
112 89918 CHECK_HALF_MV(1, 1, mx , my-1)
113 }else{
114 83250 CHECK_HALF_MV(1, 1, mx-1, my )
115 }
116 173168 CHECK_HALF_MV(1, 0, mx-1, my )
117 }else{
118 116726 CHECK_HALF_MV(1, 1, mx , my-1)
119
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 116726 if(t+l<=b+r){
120 59878 CHECK_HALF_MV(1, 1, mx-1, my-1)
121 }else{
122 56848 CHECK_HALF_MV(1, 1, mx , my )
123 }
124 116726 CHECK_HALF_MV(1, 0, mx , my )
125 }
126 }else{
127
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 292772 if(l<=r){
128
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 116541 if(t+l<=b+r){
129 53370 CHECK_HALF_MV(1, 1, mx-1, my-1)
130 }else{
131 63171 CHECK_HALF_MV(1, 1, mx , my )
132 }
133 116541 CHECK_HALF_MV(1, 0, mx-1, my)
134 116541 CHECK_HALF_MV(1, 1, mx-1, my)
135 }else{
136
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 176231 if(t+r<=b+l){
137 87351 CHECK_HALF_MV(1, 1, mx , my-1)
138 }else{
139 88880 CHECK_HALF_MV(1, 1, mx-1, my)
140 }
141 176231 CHECK_HALF_MV(1, 0, mx , my)
142 176231 CHECK_HALF_MV(1, 1, mx , my)
143 }
144 292772 CHECK_HALF_MV(0, 1, mx , my)
145 }
146 av_assert2(bx >= xmin*2 && bx <= xmax*2 && by >= ymin*2 && by <= ymax*2);
147 }
148
149 596908 *mx_ptr = bx;
150 596908 *my_ptr = by;
151
152 596908 return dmin;
153 }
154
155 106800 static int no_sub_motion_search(MpegEncContext * s,
156 int *mx_ptr, int *my_ptr, int dmin,
157 int src_index, int ref_index,
158 int size, int h)
159 {
160 106800 (*mx_ptr) *= 2;
161 106800 (*my_ptr) *= 2;
162 106800 return dmin;
163 }
164
165 978987 static inline int get_mb_score(MpegEncContext *s, int mx, int my,
166 int src_index, int ref_index, int size,
167 int h, int add_rate)
168 {
169 978987 MotionEstContext * const c= &s->me;
170 978987 const int penalty_factor= c->mb_penalty_factor;
171 978987 const int flags= c->mb_flags;
172 978987 const int qpel= flags & FLAG_QPEL;
173 978987 const int mask= 1+2*qpel;
174 me_cmp_func cmp_sub, chroma_cmp_sub;
175 int d;
176
177 978987 LOAD_COMMON
178
179 //FIXME factorize
180
181 978987 cmp_sub = c->mb_cmp[size];
182 978987 chroma_cmp_sub = c->mb_cmp[size + 1];
183
184 978987 d= cmp(s, mx>>(qpel+1), my>>(qpel+1), mx&mask, my&mask, size, h, ref_index, src_index, cmp_sub, chroma_cmp_sub, flags);
185 //FIXME check cbp before adding penalty for (0,0) vector
186
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 978987 if(add_rate && (mx || my || size>0))
187 380578 d += (mv_penalty[mx - pred_x] + mv_penalty[my - pred_y])*penalty_factor;
188
189 978987 return d;
190 }
191
192 557820 int ff_get_mb_score(MpegEncContext *s, int mx, int my, int src_index,
193 int ref_index, int size, int h, int add_rate)
194 {
195 557820 return get_mb_score(s, mx, my, src_index, ref_index, size, h, add_rate);
196 }
197
198 #define CHECK_QUARTER_MV(dx, dy, x, y)\
199 {\
200 const int hx= 4*(x)+(dx);\
201 const int hy= 4*(y)+(dy);\
202 d= cmp_qpel(s, x, y, dx, dy, size, h, ref_index, src_index, cmpf, chroma_cmpf, flags);\
203 d += (mv_penalty[hx - pred_x] + mv_penalty[hy - pred_y])*penalty_factor;\
204 COPY3_IF_LT(dmin, d, bx, hx, by, hy)\
205 }
206
207 740604 static int qpel_motion_search(MpegEncContext * s,
208 int *mx_ptr, int *my_ptr, int dmin,
209 int src_index, int ref_index,
210 int size, int h)
211 {
212 740604 MotionEstContext * const c= &s->me;
213 740604 const int mx = *mx_ptr;
214 740604 const int my = *my_ptr;
215 740604 const int penalty_factor= c->sub_penalty_factor;
216 740604 const unsigned map_generation = c->map_generation;
217 740604 const int subpel_quality= c->avctx->me_subpel_quality;
218 740604 uint32_t *map= c->map;
219 me_cmp_func cmpf, chroma_cmpf;
220 me_cmp_func cmp_sub, chroma_cmp_sub;
221
222 740604 LOAD_COMMON
223 740604 int flags= c->sub_flags;
224
225 740604 cmpf = c->me_cmp[size];
226 740604 chroma_cmpf = c->me_cmp[size + 1]; // FIXME: factorize
227 //FIXME factorize
228
229 740604 cmp_sub = c->me_sub_cmp[size];
230 740604 chroma_cmp_sub = c->me_sub_cmp[size + 1];
231
232
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 740604 if(c->skip){ //FIXME somehow move up (benchmark)
233 1432 *mx_ptr = 0;
234 1432 *my_ptr = 0;
235 1432 return dmin;
236 }
237
238
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 739172 if(c->avctx->me_cmp != c->avctx->me_sub_cmp){
239 187104 dmin= cmp(s, mx, my, 0, 0, size, h, ref_index, src_index, cmp_sub, chroma_cmp_sub, flags);
240
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 187104 if(mx || my || size>0)
241 164228 dmin += (mv_penalty[4*mx - pred_x] + mv_penalty[4*my - pred_y])*penalty_factor;
242 }
243
244
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 739172 if (mx > xmin && mx < xmax &&
245
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 735187 my > ymin && my < ymax) {
246 734754 int bx=4*mx, by=4*my;
247 734754 int d= dmin;
248 int i, nx, ny;
249 734754 const int index = my * (1 << ME_MAP_SHIFT) + mx;
250 734754 const int t= score_map[(index-(1<<ME_MAP_SHIFT) )&(ME_MAP_SIZE-1)];
251 734754 const int l= score_map[(index- 1 )&(ME_MAP_SIZE-1)];
252 734754 const int r= score_map[(index+ 1 )&(ME_MAP_SIZE-1)];
253 734754 const int b= score_map[(index+(1<<ME_MAP_SHIFT) )&(ME_MAP_SIZE-1)];
254 734754 const int c= score_map[(index )&(ME_MAP_SIZE-1)];
255 int best[8];
256 int best_pos[8][2];
257
258 734754 memset(best, 64, sizeof(int)*8);
259
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 734754 if(s->me.dia_size>=2){
260 237970 const int tl= score_map[(index-(1<<ME_MAP_SHIFT)-1)&(ME_MAP_SIZE-1)];
261 237970 const int bl= score_map[(index+(1<<ME_MAP_SHIFT)-1)&(ME_MAP_SIZE-1)];
262 237970 const int tr= score_map[(index-(1<<ME_MAP_SHIFT)+1)&(ME_MAP_SIZE-1)];
263 237970 const int br= score_map[(index+(1<<ME_MAP_SHIFT)+1)&(ME_MAP_SIZE-1)];
264
265
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 1903760 for(ny= -3; ny <= 3; ny++){
266
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 13326320 for(nx= -3; nx <= 3; nx++){
267 //FIXME this could overflow (unlikely though)
268 11660530 const int64_t t2= nx*nx*(tr + tl - 2*t) + 4*nx*(tr-tl) + 32*t;
269 11660530 const int64_t c2= nx*nx*( r + l - 2*c) + 4*nx*( r- l) + 32*c;
270 11660530 const int64_t b2= nx*nx*(br + bl - 2*b) + 4*nx*(br-bl) + 32*b;
271 11660530 int score= (ny*ny*(b2 + t2 - 2*c2) + 4*ny*(b2 - t2) + 32*c2 + 512)>>10;
272 int i;
273
274
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 11660530 if((nx&3)==0 && (ny&3)==0) continue;
275
276 11422560 score += (mv_penalty[4*mx + nx - pred_x] + mv_penalty[4*my + ny - pred_y])*penalty_factor;
277
278 // if(nx&1) score-=1024*c->penalty_factor;
279 // if(ny&1) score-=1024*c->penalty_factor;
280
281
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282
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 62877801 if(score < best[i]){
283 5924097 memmove(&best[i+1], &best[i], sizeof(int)*(7-i));
284 5924097 memmove(&best_pos[i + 1], &best_pos[i], sizeof(*best_pos) * (7 - i));
285 5924097 best[i]= score;
286 5924097 best_pos[i][0]= nx + 4*mx;
287 5924097 best_pos[i][1]= ny + 4*my;
288 5924097 break;
289 }
290 }
291 }
292 }
293 }else{
294 int tl;
295 //FIXME this could overflow (unlikely though)
296 496784 const int cx = 4*(r - l);
297 496784 const int cx2= r + l - 2*c;
298 496784 const int cy = 4*(b - t);
299 496784 const int cy2= b + t - 2*c;
300 int cxy;
301
302 496784 if (map[(index - (1 << ME_MAP_SHIFT) - 1) & (ME_MAP_SIZE - 1)] ==
303
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 496784 (my - 1) * (1 << ME_MAP_MV_BITS) + (mx - 1) + map_generation) {
304 233720 tl= score_map[(index-(1<<ME_MAP_SHIFT)-1)&(ME_MAP_SIZE-1)];
305 }else{
306 263064 tl= cmp(s, mx-1, my-1, 0, 0, size, h, ref_index, src_index, cmpf, chroma_cmpf, flags);//FIXME wrong if chroma me is different
307 }
308
309 496784 cxy= 2*tl + (cx + cy)/4 - (cx2 + cy2) - 2*c;
310
311 av_assert2(16*cx2 + 4*cx + 32*c == 32*r);
312 av_assert2(16*cx2 - 4*cx + 32*c == 32*l);
313 av_assert2(16*cy2 + 4*cy + 32*c == 32*b);
314 av_assert2(16*cy2 - 4*cy + 32*c == 32*t);
315 av_assert2(16*cxy + 16*cy2 + 16*cx2 - 4*cy - 4*cx + 32*c == 32*tl);
316
317
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318
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 27819904 for(nx= -3; nx <= 3; nx++){
319 //FIXME this could overflow (unlikely though)
320 24342416 int score= ny*nx*cxy + nx*nx*cx2 + ny*ny*cy2 + nx*cx + ny*cy + 32*c; //FIXME factor
321 int i;
322
323
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 24342416 if((nx&3)==0 && (ny&3)==0) continue;
324
325 23845632 score += 32*(mv_penalty[4*mx + nx - pred_x] + mv_penalty[4*my + ny - pred_y])*penalty_factor;
326 // if(nx&1) score-=32*c->penalty_factor;
327 // if(ny&1) score-=32*c->penalty_factor;
328
329
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330
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 130006302 if(score < best[i]){
331 12637765 memmove(&best[i+1], &best[i], sizeof(int)*(7-i));
332 12637765 memmove(best_pos[i + 1], best_pos[i], sizeof(best_pos[0]) * (7 - i));
333 12637765 best[i]= score;
334 12637765 best_pos[i][0]= nx + 4*mx;
335 12637765 best_pos[i][1]= ny + 4*my;
336 12637765 break;
337 }
338 }
339 }
340 }
341 }
342
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 6612786 for(i=0; i<subpel_quality; i++){
343 5878032 nx= best_pos[i][0];
344 5878032 ny= best_pos[i][1];
345 5878032 CHECK_QUARTER_MV(nx&3, ny&3, nx>>2, ny>>2)
346 }
347
348 av_assert2(bx >= xmin*4 && bx <= xmax*4 && by >= ymin*4 && by <= ymax*4);
349
350 734754 *mx_ptr = bx;
351 734754 *my_ptr = by;
352 }else{
353 4418 *mx_ptr =4*mx;
354 4418 *my_ptr =4*my;
355 }
356
357 739172 return dmin;
358 }
359
360
361 #define CHECK_MV(x,y)\
362 {\
363 const unsigned key = ((unsigned)(y)<<ME_MAP_MV_BITS) + (x) + map_generation;\
364 const int index= (((unsigned)(y)<<ME_MAP_SHIFT) + (x))&(ME_MAP_SIZE-1);\
365 av_assert2((x) >= xmin);\
366 av_assert2((x) <= xmax);\
367 av_assert2((y) >= ymin);\
368 av_assert2((y) <= ymax);\
369 if(map[index]!=key){\
370 d= cmp(s, x, y, 0, 0, size, h, ref_index, src_index, cmpf, chroma_cmpf, flags);\
371 map[index]= key;\
372 score_map[index]= d;\
373 d += (mv_penalty[((x)*(1<<shift))-pred_x] + mv_penalty[((y)*(1<<shift))-pred_y])*penalty_factor;\
374 COPY3_IF_LT(dmin, d, best[0], x, best[1], y)\
375 }\
376 }
377
378 #define CHECK_CLIPPED_MV(ax,ay)\
379 {\
380 const int Lx= ax;\
381 const int Ly= ay;\
382 const int Lx2= FFMAX(xmin, FFMIN(Lx, xmax));\
383 const int Ly2= FFMAX(ymin, FFMIN(Ly, ymax));\
384 CHECK_MV(Lx2, Ly2)\
385 }
386
387 #define CHECK_MV_DIR(x,y,new_dir)\
388 {\
389 const unsigned key = ((unsigned)(y)<<ME_MAP_MV_BITS) + (x) + map_generation;\
390 const int index= (((unsigned)(y)<<ME_MAP_SHIFT) + (x))&(ME_MAP_SIZE-1);\
391 if(map[index]!=key){\
392 d= cmp(s, x, y, 0, 0, size, h, ref_index, src_index, cmpf, chroma_cmpf, flags);\
393 map[index]= key;\
394 score_map[index]= d;\
395 d += (mv_penalty[(int)((unsigned)(x)<<shift)-pred_x] + mv_penalty[(int)((unsigned)(y)<<shift)-pred_y])*penalty_factor;\
396 if(d<dmin){\
397 best[0]=x;\
398 best[1]=y;\
399 dmin=d;\
400 next_dir= new_dir;\
401 }\
402 }\
403 }
404
405 #define check(x,y,S,v)\
406 if( (x)<(xmin<<(S)) ) av_log(NULL, AV_LOG_ERROR, "%d %d %d %d %d xmin" #v, xmin, (x), (y), s->mb_x, s->mb_y);\
407 if( (x)>(xmax<<(S)) ) av_log(NULL, AV_LOG_ERROR, "%d %d %d %d %d xmax" #v, xmax, (x), (y), s->mb_x, s->mb_y);\
408 if( (y)<(ymin<<(S)) ) av_log(NULL, AV_LOG_ERROR, "%d %d %d %d %d ymin" #v, ymin, (x), (y), s->mb_x, s->mb_y);\
409 if( (y)>(ymax<<(S)) ) av_log(NULL, AV_LOG_ERROR, "%d %d %d %d %d ymax" #v, ymax, (x), (y), s->mb_x, s->mb_y);\
410
411 #define LOAD_COMMON2\
412 uint32_t *map= c->map;\
413 const int qpel= flags&FLAG_QPEL;\
414 const int shift= 1+qpel;\
415
416 5681046 static av_always_inline int small_diamond_search(MpegEncContext * s, int *best, int dmin,
417 int src_index, int ref_index, const int penalty_factor,
418 int size, int h, int flags)
419 {
420 5681046 MotionEstContext * const c= &s->me;
421 me_cmp_func cmpf, chroma_cmpf;
422 5681046 int next_dir=-1;
423 5681046 LOAD_COMMON
424 5681046 LOAD_COMMON2
425 5681046 unsigned map_generation = c->map_generation;
426
427 5681046 cmpf = c->me_cmp[size];
428 5681046 chroma_cmpf = c->me_cmp[size + 1];
429
430 { /* ensure that the best point is in the MAP as h/qpel refinement needs it */
431 5681046 const unsigned key = ((unsigned)best[1]<<ME_MAP_MV_BITS) + best[0] + map_generation;
432 5681046 const int index= (((unsigned)best[1]<<ME_MAP_SHIFT) + best[0])&(ME_MAP_SIZE-1);
433
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 5681046 if (map[index] != key) { // this will be executed only very rarely
434 35867 score_map[index]= cmp(s, best[0], best[1], 0, 0, size, h, ref_index, src_index, cmpf, chroma_cmpf, flags);
435 35867 map[index]= key;
436 }
437 }
438
439 1757495 for(;;){
440 int d;
441 7438541 const int dir= next_dir;
442 7438541 const int x= best[0];
443 7438541 const int y= best[1];
444 7438541 next_dir=-1;
445
446
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 7438541 if(dir!=2 && x>xmin) CHECK_MV_DIR(x-1, y , 0)
447
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 7438541 if(dir!=3 && y>ymin) CHECK_MV_DIR(x , y-1, 1)
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 7438541 if(dir!=0 && x<xmax) CHECK_MV_DIR(x+1, y , 2)
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 7438541 if(dir!=1 && y<ymax) CHECK_MV_DIR(x , y+1, 3)
450
451
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 7438541 if(next_dir==-1){
452 5681046 return dmin;
453 }
454 }
455 }
456
457 ✗ static int funny_diamond_search(MpegEncContext * s, int *best, int dmin,
458 int src_index, int ref_index, const int penalty_factor,
459 int size, int h, int flags)
460 {
461 ✗ MotionEstContext * const c= &s->me;
462 me_cmp_func cmpf, chroma_cmpf;
463 int dia_size;
464 ✗ LOAD_COMMON
465 ✗ LOAD_COMMON2
466 ✗ unsigned map_generation = c->map_generation;
467
468 ✗ cmpf = c->me_cmp[size];
469 ✗ chroma_cmpf = c->me_cmp[size + 1];
470
471 ✗ for(dia_size=1; dia_size<=4; dia_size++){
472 int dir;
473 ✗ const int x= best[0];
474 ✗ const int y= best[1];
475
476 ✗ if(dia_size&(dia_size-1)) continue;
477
478 ✗ if( x + dia_size > xmax
479 ✗ || x - dia_size < xmin
480 ✗ || y + dia_size > ymax
481 ✗ || y - dia_size < ymin)
482 ✗ continue;
483
484 ✗ for(dir= 0; dir<dia_size; dir+=2){
485 int d;
486
487 ✗ CHECK_MV(x + dir , y + dia_size - dir);
488 ✗ CHECK_MV(x + dia_size - dir, y - dir );
489 ✗ CHECK_MV(x - dir , y - dia_size + dir);
490 ✗ CHECK_MV(x - dia_size + dir, y + dir );
491 }
492
493 ✗ if(x!=best[0] || y!=best[1])
494 ✗ dia_size=0;
495 }
496 ✗ return dmin;
497 }
498
499 ✗ static int hex_search(MpegEncContext * s, int *best, int dmin,
500 int src_index, int ref_index, const int penalty_factor,
501 int size, int h, int flags, int dia_size)
502 {
503 ✗ MotionEstContext * const c= &s->me;
504 me_cmp_func cmpf, chroma_cmpf;
505 ✗ LOAD_COMMON
506 ✗ LOAD_COMMON2
507 ✗ unsigned map_generation = c->map_generation;
508 int x,y,d;
509 ✗ const int dec= dia_size & (dia_size-1);
510
511 ✗ cmpf = c->me_cmp[size];
512 ✗ chroma_cmpf = c->me_cmp[size + 1];
513
514 ✗ for(;dia_size; dia_size= dec ? dia_size-1 : dia_size>>1){
515 do{
516 ✗ x= best[0];
517 ✗ y= best[1];
518
519 ✗ CHECK_CLIPPED_MV(x -dia_size , y);
520 ✗ CHECK_CLIPPED_MV(x+ dia_size , y);
521 ✗ CHECK_CLIPPED_MV(x+( dia_size>>1), y+dia_size);
522 ✗ CHECK_CLIPPED_MV(x+( dia_size>>1), y-dia_size);
523 ✗ if(dia_size>1){
524 ✗ CHECK_CLIPPED_MV(x+(-dia_size>>1), y+dia_size);
525 ✗ CHECK_CLIPPED_MV(x+(-dia_size>>1), y-dia_size);
526 }
527 ✗ }while(best[0] != x || best[1] != y);
528 }
529
530 ✗ return dmin;
531 }
532
533 ✗ static int l2s_dia_search(MpegEncContext * s, int *best, int dmin,
534 int src_index, int ref_index, const int penalty_factor,
535 int size, int h, int flags)
536 {
537 ✗ MotionEstContext * const c= &s->me;
538 me_cmp_func cmpf, chroma_cmpf;
539 ✗ LOAD_COMMON
540 ✗ LOAD_COMMON2
541 ✗ unsigned map_generation = c->map_generation;
542 int x,y,i,d;
543 ✗ int dia_size= c->dia_size&0xFF;
544 ✗ const int dec= dia_size & (dia_size-1);
545 static const int hex[8][2]={{-2, 0}, {-1,-1}, { 0,-2}, { 1,-1},
546 { 2, 0}, { 1, 1}, { 0, 2}, {-1, 1}};
547
548 ✗ cmpf = c->me_cmp[size];
549 ✗ chroma_cmpf = c->me_cmp[size + 1];
550
551 ✗ for(; dia_size; dia_size= dec ? dia_size-1 : dia_size>>1){
552 do{
553 ✗ x= best[0];
554 ✗ y= best[1];
555 ✗ for(i=0; i<8; i++){
556 ✗ CHECK_CLIPPED_MV(x+hex[i][0]*dia_size, y+hex[i][1]*dia_size);
557 }
558 ✗ }while(best[0] != x || best[1] != y);
559 }
560
561 ✗ x= best[0];
562 ✗ y= best[1];
563 ✗ CHECK_CLIPPED_MV(x+1, y);
564 ✗ CHECK_CLIPPED_MV(x, y+1);
565 ✗ CHECK_CLIPPED_MV(x-1, y);
566 ✗ CHECK_CLIPPED_MV(x, y-1);
567
568 ✗ return dmin;
569 }
570
571 ✗ static int umh_search(MpegEncContext * s, int *best, int dmin,
572 int src_index, int ref_index, const int penalty_factor,
573 int size, int h, int flags)
574 {
575 ✗ MotionEstContext * const c= &s->me;
576 me_cmp_func cmpf, chroma_cmpf;
577 ✗ LOAD_COMMON
578 ✗ LOAD_COMMON2
579 ✗ unsigned map_generation = c->map_generation;
580 int x,y,x2,y2, i, j, d;
581 ✗ const int dia_size= c->dia_size&0xFE;
582 static const int hex[16][2]={{-4,-2}, {-4,-1}, {-4, 0}, {-4, 1}, {-4, 2},
583 { 4,-2}, { 4,-1}, { 4, 0}, { 4, 1}, { 4, 2},
584 {-2, 3}, { 0, 4}, { 2, 3},
585 {-2,-3}, { 0,-4}, { 2,-3},};
586
587 ✗ cmpf = c->me_cmp[size];
588 ✗ chroma_cmpf = c->me_cmp[size + 1];
589
590 ✗ x= best[0];
591 ✗ y= best[1];
592 ✗ for(x2=FFMAX(x-dia_size+1, xmin); x2<=FFMIN(x+dia_size-1,xmax); x2+=2){
593 ✗ CHECK_MV(x2, y);
594 }
595 ✗ for(y2=FFMAX(y-dia_size/2+1, ymin); y2<=FFMIN(y+dia_size/2-1,ymax); y2+=2){
596 ✗ CHECK_MV(x, y2);
597 }
598
599 ✗ x= best[0];
600 ✗ y= best[1];
601 ✗ for(y2=FFMAX(y-2, ymin); y2<=FFMIN(y+2,ymax); y2++){
602 ✗ for(x2=FFMAX(x-2, xmin); x2<=FFMIN(x+2,xmax); x2++){
603 ✗ CHECK_MV(x2, y2);
604 }
605 }
606
607 //FIXME prevent the CLIP stuff
608
609 ✗ for(j=1; j<=dia_size/4; j++){
610 ✗ for(i=0; i<16; i++){
611 ✗ CHECK_CLIPPED_MV(x+hex[i][0]*j, y+hex[i][1]*j);
612 }
613 }
614
615 ✗ return hex_search(s, best, dmin, src_index, ref_index, penalty_factor, size, h, flags, 2);
616 }
617
618 ✗ static int full_search(MpegEncContext * s, int *best, int dmin,
619 int src_index, int ref_index, const int penalty_factor,
620 int size, int h, int flags)
621 {
622 ✗ MotionEstContext * const c= &s->me;
623 me_cmp_func cmpf, chroma_cmpf;
624 ✗ LOAD_COMMON
625 ✗ LOAD_COMMON2
626 ✗ unsigned map_generation = c->map_generation;
627 int x,y, d;
628 ✗ const int dia_size= c->dia_size&0xFF;
629
630 ✗ cmpf = c->me_cmp[size];
631 ✗ chroma_cmpf = c->me_cmp[size + 1];
632
633 ✗ for(y=FFMAX(-dia_size, ymin); y<=FFMIN(dia_size,ymax); y++){
634 ✗ for(x=FFMAX(-dia_size, xmin); x<=FFMIN(dia_size,xmax); x++){
635 ✗ CHECK_MV(x, y);
636 }
637 }
638
639 ✗ x= best[0];
640 ✗ y= best[1];
641 ✗ d= dmin;
642 ✗ CHECK_CLIPPED_MV(x , y);
643 ✗ CHECK_CLIPPED_MV(x+1, y);
644 ✗ CHECK_CLIPPED_MV(x, y+1);
645 ✗ CHECK_CLIPPED_MV(x-1, y);
646 ✗ CHECK_CLIPPED_MV(x, y-1);
647 ✗ best[0]= x;
648 ✗ best[1]= y;
649
650 ✗ return d;
651 }
652
653 #define SAB_CHECK_MV(ax,ay)\
654 {\
655 const unsigned key = ((ay)<<ME_MAP_MV_BITS) + (ax) + map_generation;\
656 const int index= (((ay)<<ME_MAP_SHIFT) + (ax))&(ME_MAP_SIZE-1);\
657 if(map[index]!=key){\
658 d= cmp(s, ax, ay, 0, 0, size, h, ref_index, src_index, cmpf, chroma_cmpf, flags);\
659 map[index]= key;\
660 score_map[index]= d;\
661 d += (mv_penalty[((ax)<<shift)-pred_x] + mv_penalty[((ay)<<shift)-pred_y])*penalty_factor;\
662 if(d < minima[minima_count-1].height){\
663 int j=0;\
664 \
665 while(d >= minima[j].height) j++;\
666 \
667 memmove(&minima [j+1], &minima [j], (minima_count - j - 1)*sizeof(Minima));\
668 \
669 minima[j].checked= 0;\
670 minima[j].height= d;\
671 minima[j].x= ax;\
672 minima[j].y= ay;\
673 \
674 i=-1;\
675 continue;\
676 }\
677 }\
678 }
679
680 #define MAX_SAB_SIZE ME_MAP_SIZE
681 ✗ static int sab_diamond_search(MpegEncContext * s, int *best, int dmin,
682 int src_index, int ref_index, const int penalty_factor,
683 int size, int h, int flags)
684 {
685 ✗ MotionEstContext * const c= &s->me;
686 me_cmp_func cmpf, chroma_cmpf;
687 Minima minima[MAX_SAB_SIZE];
688 ✗ const int minima_count= FFABS(c->dia_size);
689 int i, j;
690 ✗ LOAD_COMMON
691 ✗ LOAD_COMMON2
692 ✗ unsigned map_generation = c->map_generation;
693
694 av_assert1(minima_count <= MAX_SAB_SIZE);
695
696 ✗ cmpf = c->me_cmp[size];
697 ✗ chroma_cmpf = c->me_cmp[size + 1];
698
699 /*Note j<MAX_SAB_SIZE is needed if MAX_SAB_SIZE < ME_MAP_SIZE as j can
700 become larger due to MVs overflowing their ME_MAP_MV_BITS bits space in map
701 */
702 ✗ for(j=i=0; i<ME_MAP_SIZE && j<MAX_SAB_SIZE; i++){
703 ✗ uint32_t key= map[i];
704
705 ✗ key += (1<<(ME_MAP_MV_BITS-1)) + (1<<(2*ME_MAP_MV_BITS-1));
706
707 ✗ if ((key & (-(1 << (2 * ME_MAP_MV_BITS)))) != map_generation)
708 ✗ continue;
709
710 ✗ minima[j].height= score_map[i];
711 ✗ minima[j].x= key & ((1<<ME_MAP_MV_BITS)-1); key>>=ME_MAP_MV_BITS;
712 ✗ minima[j].y= key & ((1<<ME_MAP_MV_BITS)-1);
713 ✗ minima[j].x-= (1<<(ME_MAP_MV_BITS-1));
714 ✗ minima[j].y-= (1<<(ME_MAP_MV_BITS-1));
715
716 // all entries in map should be in range except if the mv overflows their ME_MAP_MV_BITS bits space
717 ✗ if( minima[j].x > xmax || minima[j].x < xmin
718 ✗ || minima[j].y > ymax || minima[j].y < ymin)
719 ✗ continue;
720
721 ✗ minima[j].checked=0;
722 ✗ if(minima[j].x || minima[j].y)
723 ✗ minima[j].height+= (mv_penalty[((minima[j].x)<<shift)-pred_x] + mv_penalty[((minima[j].y)<<shift)-pred_y])*penalty_factor;
724
725 ✗ j++;
726 }
727
728 ✗ AV_QSORT(minima, j, Minima, minima_cmp);
729
730 ✗ for(; j<minima_count; j++){
731 ✗ minima[j].height=256*256*256*64;
732 ✗ minima[j].checked=0;
733 ✗ minima[j].x= minima[j].y=0;
734 }
735
736 ✗ for(i=0; i<minima_count; i++){
737 ✗ const int x= minima[i].x;
738 ✗ const int y= minima[i].y;
739 int d;
740
741 ✗ if(minima[i].checked) continue;
742
743 ✗ if( x >= xmax || x <= xmin
744 ✗ || y >= ymax || y <= ymin)
745 ✗ continue;
746
747 ✗ SAB_CHECK_MV(x-1, y)
748 ✗ SAB_CHECK_MV(x+1, y)
749 ✗ SAB_CHECK_MV(x , y-1)
750 ✗ SAB_CHECK_MV(x , y+1)
751
752 ✗ minima[i].checked= 1;
753 }
754
755 ✗ best[0]= minima[0].x;
756 ✗ best[1]= minima[0].y;
757 ✗ dmin= minima[0].height;
758
759 ✗ if( best[0] < xmax && best[0] > xmin
760 ✗ && best[1] < ymax && best[1] > ymin){
761 int d;
762 // ensure that the reference samples for hpel refinement are in the map
763 ✗ CHECK_MV(best[0]-1, best[1])
764 ✗ CHECK_MV(best[0]+1, best[1])
765 ✗ CHECK_MV(best[0], best[1]-1)
766 ✗ CHECK_MV(best[0], best[1]+1)
767 }
768 ✗ return dmin;
769 }
770
771 242321 static int var_diamond_search(MpegEncContext * s, int *best, int dmin,
772 int src_index, int ref_index, const int penalty_factor,
773 int size, int h, int flags)
774 {
775 242321 MotionEstContext * const c= &s->me;
776 me_cmp_func cmpf, chroma_cmpf;
777 int dia_size;
778 242321 LOAD_COMMON
779 242321 LOAD_COMMON2
780 242321 unsigned map_generation = c->map_generation;
781
782 242321 cmpf = c->me_cmp[size];
783 242321 chroma_cmpf = c->me_cmp[size + 1];
784
785
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 994815 for(dia_size=1; dia_size<=c->dia_size; dia_size++){
786 int dir, start, end;
787 752494 const int x= best[0];
788 752494 const int y= best[1];
789
790 752494 start= FFMAX(0, y + dia_size - ymax);
791 752494 end = FFMIN(dia_size, xmax - x + 1);
792
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 1787018 for(dir= start; dir<end; dir++){
793 int d;
794
795 //check(x + dir,y + dia_size - dir,0, a0)
796
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 1034524 CHECK_MV(x + dir , y + dia_size - dir);
797 }
798
799 752494 start= FFMAX(0, x + dia_size - xmax);
800 752494 end = FFMIN(dia_size, y - ymin + 1);
801
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 1787042 for(dir= start; dir<end; dir++){
802 int d;
803
804 //check(x + dia_size - dir, y - dir,0, a1)
805
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 1034548 CHECK_MV(x + dia_size - dir, y - dir );
806 }
807
808 752494 start= FFMAX(0, -y + dia_size + ymin );
809 752494 end = FFMIN(dia_size, x - xmin + 1);
810
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 1786912 for(dir= start; dir<end; dir++){
811 int d;
812
813 //check(x - dir,y - dia_size + dir,0, a2)
814
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 1034418 CHECK_MV(x - dir , y - dia_size + dir);
815 }
816
817 752494 start= FFMAX(0, -x + dia_size + xmin );
818 752494 end = FFMIN(dia_size, ymax - y + 1);
819
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 1787064 for(dir= start; dir<end; dir++){
820 int d;
821
822 //check(x - dia_size + dir, y + dir,0, a3)
823
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 1034570 CHECK_MV(x - dia_size + dir, y + dir );
824 }
825
826
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 752494 if(x!=best[0] || y!=best[1])
827 228091 dia_size=0;
828 }
829 242321 return dmin;
830 }
831
832 5923367 static av_always_inline int diamond_search(MpegEncContext * s, int *best, int dmin,
833 int src_index, int ref_index, const int penalty_factor,
834 int size, int h, int flags){
835 5923367 MotionEstContext * const c= &s->me;
836
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 5923367 if(c->dia_size==-1)
837 ✗ return funny_diamond_search(s, best, dmin, src_index, ref_index, penalty_factor, size, h, flags);
838
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 5923367 else if(c->dia_size<-1)
839 ✗ return sab_diamond_search(s, best, dmin, src_index, ref_index, penalty_factor, size, h, flags);
840
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 5923367 else if(c->dia_size<2)
841 5681046 return small_diamond_search(s, best, dmin, src_index, ref_index, penalty_factor, size, h, flags);
842
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 242321 else if(c->dia_size>1024)
843 ✗ return full_search(s, best, dmin, src_index, ref_index, penalty_factor, size, h, flags);
844
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 242321 else if(c->dia_size>768)
845 ✗ return umh_search(s, best, dmin, src_index, ref_index, penalty_factor, size, h, flags);
846
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 242321 else if(c->dia_size>512)
847 ✗ return hex_search(s, best, dmin, src_index, ref_index, penalty_factor, size, h, flags, c->dia_size&0xFF);
848
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 242321 else if(c->dia_size>256)
849 ✗ return l2s_dia_search(s, best, dmin, src_index, ref_index, penalty_factor, size, h, flags);
850 else
851 242321 return var_diamond_search(s, best, dmin, src_index, ref_index, penalty_factor, size, h, flags);
852 }
853
854 /**
855 @param P a list of candidate mvs to check before starting the
856 iterative search. If one of the candidates is close to the optimal mv, then
857 it takes fewer iterations. And it increases the chance that we find the
858 optimal mv.
859 */
860 3710697 static av_always_inline int epzs_motion_search_internal(MpegEncContext * s, int *mx_ptr, int *my_ptr,
861 int P[10][2], int src_index, int ref_index, const int16_t (*last_mv)[2],
862 int ref_mv_scale, int flags, int size, int h)
863 {
864 3710697 MotionEstContext * const c= &s->me;
865 3710697 int best[2]={0, 0}; /**< x and y coordinates of the best motion vector.
866 i.e. the difference between the position of the
867 block currently being encoded and the position of
868 the block chosen to predict it from. */
869 int d; ///< the score (cmp + penalty) of any given mv
870 int dmin; /**< the best value of d, i.e. the score
871 corresponding to the mv stored in best[]. */
872 unsigned map_generation;
873 int penalty_factor;
874 3710697 const int ref_mv_stride= s->mb_stride; //pass as arg FIXME
875 3710697 const int ref_mv_xy = s->mb_x + s->mb_y * ref_mv_stride; // add to last_mv before passing FIXME
876 me_cmp_func cmpf, chroma_cmpf;
877
878 3710697 LOAD_COMMON
879 3710697 LOAD_COMMON2
880
881
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 3710697 if(c->pre_pass){
882 ✗ penalty_factor= c->pre_penalty_factor;
883 ✗ cmpf = c->me_pre_cmp[size];
884 ✗ chroma_cmpf = c->me_pre_cmp[size + 1];
885 }else{
886 3710697 penalty_factor= c->penalty_factor;
887 3710697 cmpf = c->me_cmp[size];
888 3710697 chroma_cmpf = c->me_cmp[size + 1];
889 }
890
891 3710697 map_generation= update_map_generation(c);
892
893 av_assert2(cmpf);
894 3710697 dmin= cmp(s, 0, 0, 0, 0, size, h, ref_index, src_index, cmpf, chroma_cmpf, flags);
895 3710697 map[0]= map_generation;
896 3710697 score_map[0]= dmin;
897
898 //FIXME precalc first term below?
899
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 3710697 if ((s->pict_type == AV_PICTURE_TYPE_B && !(c->flags & FLAG_DIRECT)) ||
900
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 2894305 s->mpv_flags & FF_MPV_FLAG_MV0)
901 955263 dmin += (mv_penalty[pred_x] + mv_penalty[pred_y])*penalty_factor;
902
903 /* first line */
904
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 3710697 if (s->first_slice_line) {
905
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 235856 CHECK_MV(P_LEFT[0]>>shift, P_LEFT[1]>>shift)
906
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 235856 CHECK_CLIPPED_MV((last_mv[ref_mv_xy][0]*ref_mv_scale + (1<<15))>>16,
907 (last_mv[ref_mv_xy][1]*ref_mv_scale + (1<<15))>>16)
908 }else{
909
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 3474841 if(dmin<((h*h*s->avctx->mv0_threshold)>>8)
910 168105 && ( P_LEFT[0] |P_LEFT[1]
911 168105 |P_TOP[0] |P_TOP[1]
912
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 168105 |P_TOPRIGHT[0]|P_TOPRIGHT[1])==0){
913 119310 *mx_ptr= 0;
914 119310 *my_ptr= 0;
915 119310 c->skip=1;
916 119310 return dmin;
917 }
918
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 3355531 CHECK_MV( P_MEDIAN[0] >>shift , P_MEDIAN[1] >>shift)
919
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 3355531 CHECK_CLIPPED_MV((P_MEDIAN[0]>>shift) , (P_MEDIAN[1]>>shift)-1)
920
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 3355531 CHECK_CLIPPED_MV((P_MEDIAN[0]>>shift) , (P_MEDIAN[1]>>shift)+1)
921
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 3355531 CHECK_CLIPPED_MV((P_MEDIAN[0]>>shift)-1, (P_MEDIAN[1]>>shift) )
922
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 3355531 CHECK_CLIPPED_MV((P_MEDIAN[0]>>shift)+1, (P_MEDIAN[1]>>shift) )
923
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 3355531 CHECK_CLIPPED_MV((last_mv[ref_mv_xy][0]*ref_mv_scale + (1<<15))>>16,
924 (last_mv[ref_mv_xy][1]*ref_mv_scale + (1<<15))>>16)
925
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 3355531 CHECK_MV(P_LEFT[0] >>shift, P_LEFT[1] >>shift)
926
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 3355531 CHECK_MV(P_TOP[0] >>shift, P_TOP[1] >>shift)
927
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 3355531 CHECK_MV(P_TOPRIGHT[0]>>shift, P_TOPRIGHT[1]>>shift)
928 }
929
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 3591387 if(dmin>h*h*4){
930
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 2506958 if(c->pre_pass){
931 ✗ CHECK_CLIPPED_MV((last_mv[ref_mv_xy-1][0]*ref_mv_scale + (1<<15))>>16,
932 (last_mv[ref_mv_xy-1][1]*ref_mv_scale + (1<<15))>>16)
933 ✗ if(!s->first_slice_line)
934 ✗ CHECK_CLIPPED_MV((last_mv[ref_mv_xy-ref_mv_stride][0]*ref_mv_scale + (1<<15))>>16,
935 (last_mv[ref_mv_xy-ref_mv_stride][1]*ref_mv_scale + (1<<15))>>16)
936 }else{
937
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 2506958 CHECK_CLIPPED_MV((last_mv[ref_mv_xy+1][0]*ref_mv_scale + (1<<15))>>16,
938 (last_mv[ref_mv_xy+1][1]*ref_mv_scale + (1<<15))>>16)
939
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 2506958 if(s->mb_y+1<s->end_mb_y) //FIXME replace at least with last_slice_line
940
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 2084077 CHECK_CLIPPED_MV((last_mv[ref_mv_xy+ref_mv_stride][0]*ref_mv_scale + (1<<15))>>16,
941 (last_mv[ref_mv_xy+ref_mv_stride][1]*ref_mv_scale + (1<<15))>>16)
942 }
943 }
944
945
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 3591387 if(c->avctx->last_predictor_count){
946 ✗ const int count= c->avctx->last_predictor_count;
947 ✗ const int xstart= FFMAX(0, s->mb_x - count);
948 ✗ const int ystart= FFMAX(0, s->mb_y - count);
949 ✗ const int xend= FFMIN(s->mb_width , s->mb_x + count + 1);
950 ✗ const int yend= FFMIN(s->mb_height, s->mb_y + count + 1);
951 int mb_y;
952
953 ✗ for(mb_y=ystart; mb_y<yend; mb_y++){
954 int mb_x;
955 ✗ for(mb_x=xstart; mb_x<xend; mb_x++){
956 ✗ const int xy= mb_x + 1 + (mb_y + 1)*ref_mv_stride;
957 ✗ int mx= (last_mv[xy][0]*ref_mv_scale + (1<<15))>>16;
958 ✗ int my= (last_mv[xy][1]*ref_mv_scale + (1<<15))>>16;
959
960 ✗ if(mx>xmax || mx<xmin || my>ymax || my<ymin) continue;
961 ✗ CHECK_MV(mx,my)
962 }
963 }
964 }
965
966 //check(best[0],best[1],0, b0)
967 3591387 dmin= diamond_search(s, best, dmin, src_index, ref_index, penalty_factor, size, h, flags);
968
969 //check(best[0],best[1],0, b1)
970 3591387 *mx_ptr= best[0];
971 3591387 *my_ptr= best[1];
972
973 3591387 return dmin;
974 }
975
976 //this function is dedicated to the brain damaged gcc
977 3710697 int ff_epzs_motion_search(MpegEncContext *s, int *mx_ptr, int *my_ptr,
978 int P[10][2], int src_index, int ref_index,
979 const int16_t (*last_mv)[2], int ref_mv_scale,
980 int size, int h)
981 {
982 3710697 MotionEstContext * const c= &s->me;
983 //FIXME convert other functions in the same way if faster
984
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 3710697 if(c->flags==0 && h==16 && size==0){
985 2873601 return epzs_motion_search_internal(s, mx_ptr, my_ptr, P, src_index, ref_index, last_mv, ref_mv_scale, 0, 0, 16);
986 // case FLAG_QPEL:
987 // return epzs_motion_search_internal(s, mx_ptr, my_ptr, P, src_index, ref_index, last_mv, ref_mv_scale, FLAG_QPEL);
988 }else{
989 837096 return epzs_motion_search_internal(s, mx_ptr, my_ptr, P, src_index, ref_index, last_mv, ref_mv_scale, c->flags, size, h);
990 }
991 }
992
993 2331980 static int epzs_motion_search2(MpegEncContext * s,
994 int *mx_ptr, int *my_ptr, int P[10][2],
995 int src_index, int ref_index, const int16_t (*last_mv)[2],
996 int ref_mv_scale, const int size)
997 {
998 2331980 MotionEstContext * const c= &s->me;
999 2331980 int best[2]={0, 0};
1000 int d, dmin;
1001 unsigned map_generation;
1002 2331980 const int penalty_factor= c->penalty_factor;
1003 2331980 const int h=8;
1004 2331980 const int ref_mv_stride= s->mb_stride;
1005 2331980 const int ref_mv_xy= s->mb_x + s->mb_y *ref_mv_stride;
1006 me_cmp_func cmpf, chroma_cmpf;
1007 2331980 LOAD_COMMON
1008 2331980 int flags= c->flags;
1009 2331980 LOAD_COMMON2
1010
1011 2331980 cmpf = c->me_cmp[size];
1012 2331980 chroma_cmpf = c->me_cmp[size + 1];
1013
1014 2331980 map_generation= update_map_generation(c);
1015
1016 2331980 dmin = 1000000;
1017
1018 /* first line */
1019
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 2331980 if (s->first_slice_line) {
1020
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 181080 CHECK_MV(P_LEFT[0]>>shift, P_LEFT[1]>>shift)
1021
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 181080 CHECK_CLIPPED_MV((last_mv[ref_mv_xy][0]*ref_mv_scale + (1<<15))>>16,
1022 (last_mv[ref_mv_xy][1]*ref_mv_scale + (1<<15))>>16)
1023
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 181080 CHECK_MV(P_MV1[0]>>shift, P_MV1[1]>>shift)
1024 }else{
1025
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 2150900 CHECK_MV(P_MV1[0]>>shift, P_MV1[1]>>shift)
1026 //FIXME try some early stop
1027
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 2150900 CHECK_MV(P_MEDIAN[0]>>shift, P_MEDIAN[1]>>shift)
1028
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 2150900 CHECK_MV(P_LEFT[0]>>shift, P_LEFT[1]>>shift)
1029
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 2150900 CHECK_MV(P_TOP[0]>>shift, P_TOP[1]>>shift)
1030
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 2150900 CHECK_MV(P_TOPRIGHT[0]>>shift, P_TOPRIGHT[1]>>shift)
1031
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 2150900 CHECK_CLIPPED_MV((last_mv[ref_mv_xy][0]*ref_mv_scale + (1<<15))>>16,
1032 (last_mv[ref_mv_xy][1]*ref_mv_scale + (1<<15))>>16)
1033 }
1034
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 2331980 if(dmin>64*4){
1035
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 2028992 CHECK_CLIPPED_MV((last_mv[ref_mv_xy+1][0]*ref_mv_scale + (1<<15))>>16,
1036 (last_mv[ref_mv_xy+1][1]*ref_mv_scale + (1<<15))>>16)
1037
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 2028992 if(s->mb_y+1<s->end_mb_y) //FIXME replace at least with last_slice_line
1038
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 1866154 CHECK_CLIPPED_MV((last_mv[ref_mv_xy+ref_mv_stride][0]*ref_mv_scale + (1<<15))>>16,
1039 (last_mv[ref_mv_xy+ref_mv_stride][1]*ref_mv_scale + (1<<15))>>16)
1040 }
1041
1042 2331980 dmin= diamond_search(s, best, dmin, src_index, ref_index, penalty_factor, size, h, flags);
1043
1044 2331980 *mx_ptr= best[0];
1045 2331980 *my_ptr= best[1];
1046
1047 2331980 return dmin;
1048 }
1049