FFmpeg coverage

Directory: ../../../ffmpeg/
File: src/libavcodec/motion_est_template.c
Date: 2026-08-30 18:45:47
Exec Total Coverage
Lines: 311 498 62.4%
Functions: 11 17 64.7%
Branches: 228 490 46.5%
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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 "mpegvideoenc.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 av_unused uint32_t * const score_map= c->score_map;\
33 av_unused const int xmin= c->xmin;\
34 av_unused const int ymin= c->ymin;\
35 av_unused const int xmax= c->xmax;\
36 av_unused const int 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 620186 static int hpel_motion_search(MPVEncContext *const s,
51 int *mx_ptr, int *my_ptr, int dmin,
52 int src_index, int ref_index,
53 int size, int h)
54 {
55 620186 MotionEstContext *const c = &s->me;
56 620186 const int mx = *mx_ptr;
57 620186 const int my = *my_ptr;
58 620186 const int penalty_factor= c->sub_penalty_factor;
59 me_cmp_func cmp_sub, chroma_cmp_sub;
60 620186 int bx=2*mx, by=2*my;
61
62 620186 LOAD_COMMON
63 620186 int flags= c->sub_flags;
64
65 //FIXME factorize
66
67 620186 cmp_sub = c->me_sub_cmp[size];
68 620186 chroma_cmp_sub = c->me_sub_cmp[size + 1];
69
70
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 620186 if(c->skip){ //FIXME move out of hpel?
71 772 *mx_ptr = 0;
72 772 *my_ptr = 0;
73 772 return dmin;
74 }
75
76
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 619414 if(c->avctx->me_cmp != c->avctx->me_sub_cmp){
77 208806 dmin= cmp(s, mx, my, 0, 0, size, h, ref_index, src_index, cmp_sub, chroma_cmp_sub, flags);
78
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 208806 if(mx || my || size>0)
79 187956 dmin += (mv_penalty[2*mx - pred_x] + mv_penalty[2*my - pred_y])*penalty_factor;
80 }
81
82
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 619414 if (mx > xmin && mx < xmax &&
83
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 608785 my > ymin && my < ymax) {
84 605498 int d= dmin;
85 605498 const int index = my * (1 << ME_MAP_SHIFT) + mx;
86 605498 const int t= score_map[(index-(1<<ME_MAP_SHIFT))&(ME_MAP_SIZE-1)]
87 605498 + (mv_penalty[bx - pred_x] + mv_penalty[by-2 - pred_y])*c->penalty_factor;
88 605498 const int l= score_map[(index- 1 )&(ME_MAP_SIZE-1)]
89 605498 + (mv_penalty[bx-2 - pred_x] + mv_penalty[by - pred_y])*c->penalty_factor;
90 605498 const int r= score_map[(index+ 1 )&(ME_MAP_SIZE-1)]
91 605498 + (mv_penalty[bx+2 - pred_x] + mv_penalty[by - pred_y])*c->penalty_factor;
92 605498 const int b= score_map[(index+(1<<ME_MAP_SHIFT))&(ME_MAP_SIZE-1)]
93 605498 + (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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 605498 if(t<=b){
108 300374 CHECK_HALF_MV(0, 1, mx ,my-1)
109
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 300374 if(l<=r){
110 181725 CHECK_HALF_MV(1, 1, mx-1, my-1)
111
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 181725 if(t+r<=b+l){
112 94604 CHECK_HALF_MV(1, 1, mx , my-1)
113 }else{
114 87121 CHECK_HALF_MV(1, 1, mx-1, my )
115 }
116 181725 CHECK_HALF_MV(1, 0, mx-1, my )
117 }else{
118 118649 CHECK_HALF_MV(1, 1, mx , my-1)
119
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 118649 if(t+l<=b+r){
120 61052 CHECK_HALF_MV(1, 1, mx-1, my-1)
121 }else{
122 57597 CHECK_HALF_MV(1, 1, mx , my )
123 }
124 118649 CHECK_HALF_MV(1, 0, mx , my )
125 }
126 }else{
127
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 305124 if(l<=r){
128
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 119010 if(t+l<=b+r){
129 54315 CHECK_HALF_MV(1, 1, mx-1, my-1)
130 }else{
131 64695 CHECK_HALF_MV(1, 1, mx , my )
132 }
133 119010 CHECK_HALF_MV(1, 0, mx-1, my)
134 119010 CHECK_HALF_MV(1, 1, mx-1, my)
135 }else{
136
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 186114 if(t+r<=b+l){
137 91344 CHECK_HALF_MV(1, 1, mx , my-1)
138 }else{
139 94770 CHECK_HALF_MV(1, 1, mx-1, my)
140 }
141 186114 CHECK_HALF_MV(1, 0, mx , my)
142 186114 CHECK_HALF_MV(1, 1, mx , my)
143 }
144 305124 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 619414 *mx_ptr = bx;
150 619414 *my_ptr = by;
151
152 619414 return dmin;
153 }
154
155 107295 static int no_sub_motion_search(MPVEncContext *const s,
156 int *mx_ptr, int *my_ptr, int dmin,
157 int src_index, int ref_index,
158 int size, int h)
159 {
160 107295 (*mx_ptr) *= 2;
161 107295 (*my_ptr) *= 2;
162 107295 return dmin;
163 }
164
165 954939 static inline int get_mb_score(MPVEncContext *const s, int mx, int my,
166 int src_index, int ref_index, int size,
167 int h, int add_rate)
168 {
169 954939 MotionEstContext *const c = &s->me;
170 954939 const int penalty_factor= c->mb_penalty_factor;
171 954939 const int flags= c->mb_flags;
172 954939 const int qpel= flags & FLAG_QPEL;
173 954939 const int mask= 1+2*qpel;
174 me_cmp_func cmp_sub, chroma_cmp_sub;
175 int d;
176
177 954939 LOAD_COMMON
178
179 //FIXME factorize
180
181 954939 cmp_sub = c->mb_cmp[size];
182 954939 chroma_cmp_sub = c->mb_cmp[size + 1];
183
184 954939 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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 954939 if(add_rate && (mx || my || size>0))
187 347217 d += (mv_penalty[mx - pred_x] + mv_penalty[my - pred_y])*penalty_factor;
188
189 954939 return d;
190 }
191
192 567690 int ff_get_mb_score(MPVEncContext *const s, int mx, int my, int src_index,
193 int ref_index, int size, int h, int add_rate)
194 {
195 567690 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 750474 static int qpel_motion_search(MPVEncContext *const s,
208 int *mx_ptr, int *my_ptr, int dmin,
209 int src_index, int ref_index,
210 int size, int h)
211 {
212 750474 MotionEstContext *const c = &s->me;
213 750474 const int mx = *mx_ptr;
214 750474 const int my = *my_ptr;
215 750474 const int penalty_factor= c->sub_penalty_factor;
216 750474 const unsigned map_generation = c->map_generation;
217 750474 const int subpel_quality= c->avctx->me_subpel_quality;
218 750474 uint32_t *map= c->map;
219 me_cmp_func cmpf, chroma_cmpf;
220 me_cmp_func cmp_sub, chroma_cmp_sub;
221
222 750474 LOAD_COMMON
223 750474 int flags= c->sub_flags;
224
225 750474 cmpf = c->me_cmp[size];
226 750474 chroma_cmpf = c->me_cmp[size + 1]; // FIXME: factorize
227 //FIXME factorize
228
229 750474 cmp_sub = c->me_sub_cmp[size];
230 750474 chroma_cmp_sub = c->me_sub_cmp[size + 1];
231
232
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 750474 if(c->skip){ //FIXME somehow move up (benchmark)
233 1505 *mx_ptr = 0;
234 1505 *my_ptr = 0;
235 1505 return dmin;
236 }
237
238
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 748969 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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 748969 if (mx > xmin && mx < xmax &&
245
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 744984 my > ymin && my < ymax) {
246 744551 int bx=4*mx, by=4*my;
247 744551 int d= dmin;
248 int i, nx, ny;
249 744551 const int index = my * (1 << ME_MAP_SHIFT) + mx;
250 744551 const int t= score_map[(index-(1<<ME_MAP_SHIFT) )&(ME_MAP_SIZE-1)];
251 744551 const int l= score_map[(index- 1 )&(ME_MAP_SIZE-1)];
252 744551 const int r= score_map[(index+ 1 )&(ME_MAP_SIZE-1)];
253 744551 const int b= score_map[(index+(1<<ME_MAP_SHIFT) )&(ME_MAP_SIZE-1)];
254 744551 const int c= score_map[(index )&(ME_MAP_SIZE-1)];
255 int best[8];
256 int best_pos[8][2];
257
258 744551 memset(best, 64, sizeof(int)*8);
259
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 744551 if(s->me.dia_size>=2){
260 246148 const int tl= score_map[(index-(1<<ME_MAP_SHIFT)-1)&(ME_MAP_SIZE-1)];
261 246148 const int bl= score_map[(index+(1<<ME_MAP_SHIFT)-1)&(ME_MAP_SIZE-1)];
262 246148 const int tr= score_map[(index-(1<<ME_MAP_SHIFT)+1)&(ME_MAP_SIZE-1)];
263 246148 const int br= score_map[(index+(1<<ME_MAP_SHIFT)+1)&(ME_MAP_SIZE-1)];
264
265
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 1969184 for(ny= -3; ny <= 3; ny++){
266
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 13784288 for(nx= -3; nx <= 3; nx++){
267 //FIXME this could overflow (unlikely though)
268 12061252 const int64_t t2= nx*nx*(tr + tl - 2*t) + 4*nx*(tr-tl) + 32*t;
269 12061252 const int64_t c2= nx*nx*( r + l - 2*c) + 4*nx*( r- l) + 32*c;
270 12061252 const int64_t b2= nx*nx*(br + bl - 2*b) + 4*nx*(br-bl) + 32*b;
271 12061252 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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 12061252 if((nx&3)==0 && (ny&3)==0) continue;
275
276 11815104 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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 65050301 if(score < best[i]){
283 6125037 memmove(&best[i+1], &best[i], sizeof(int)*(7-i));
284 6125037 memmove(&best_pos[i + 1], &best_pos[i], sizeof(*best_pos) * (7 - i));
285 6125037 best[i]= score;
286 6125037 best_pos[i][0]= nx + 4*mx;
287 6125037 best_pos[i][1]= ny + 4*my;
288 6125037 break;
289 }
290 }
291 }
292 }
293 }else{
294 int tl;
295 //FIXME this could overflow (unlikely though)
296 498403 const int cx = 4*(r - l);
297 498403 const int cx2= r + l - 2*c;
298 498403 const int cy = 4*(b - t);
299 498403 const int cy2= b + t - 2*c;
300 int cxy;
301
302 498403 if (map[(index - (1 << ME_MAP_SHIFT) - 1) & (ME_MAP_SIZE - 1)] ==
303
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 498403 (my - 1) * (1 << ME_MAP_MV_BITS) + (mx - 1) + map_generation) {
304 234441 tl= score_map[(index-(1<<ME_MAP_SHIFT)-1)&(ME_MAP_SIZE-1)];
305 }else{
306 263962 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 498403 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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319 //FIXME this could overflow (unlikely though)
320 24421747 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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 24421747 if((nx&3)==0 && (ny&3)==0) continue;
324
325 23923344 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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 130439461 if(score < best[i]){
331 12677197 memmove(&best[i+1], &best[i], sizeof(int)*(7-i));
332 12677197 memmove(best_pos[i + 1], best_pos[i], sizeof(best_pos[0]) * (7 - i));
333 12677197 best[i]= score;
334 12677197 best_pos[i][0]= nx + 4*mx;
335 12677197 best_pos[i][1]= ny + 4*my;
336 12677197 break;
337 }
338 }
339 }
340 }
341 }
342
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 6700959 for(i=0; i<subpel_quality; i++){
343 5956408 nx= best_pos[i][0];
344 5956408 ny= best_pos[i][1];
345 5956408 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 744551 *mx_ptr = bx;
351 744551 *my_ptr = by;
352 }else{
353 4418 *mx_ptr =4*mx;
354 4418 *my_ptr =4*my;
355 }
356
357 748969 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->c.mb_x, s->c.mb_y);\
407 if( (x)>(xmax<<(S)) ) av_log(NULL, AV_LOG_ERROR, "%d %d %d %d %d xmax" #v, xmax, (x), (y), s->c.mb_x, s->c.mb_y);\
408 if( (y)<(ymin<<(S)) ) av_log(NULL, AV_LOG_ERROR, "%d %d %d %d %d ymin" #v, ymin, (x), (y), s->c.mb_x, s->c.mb_y);\
409 if( (y)>(ymax<<(S)) ) av_log(NULL, AV_LOG_ERROR, "%d %d %d %d %d ymax" #v, ymax, (x), (y), s->c.mb_x, s->c.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 5753837 static av_always_inline int small_diamond_search(MPVEncContext *const 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 5753837 MotionEstContext *const c = &s->me;
421 me_cmp_func cmpf, chroma_cmpf;
422 5753837 int next_dir=-1;
423 5753837 LOAD_COMMON
424 5753837 LOAD_COMMON2
425 5753837 unsigned map_generation = c->map_generation;
426
427 5753837 cmpf = c->me_cmp[size];
428 5753837 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 5753837 const unsigned key = ((unsigned)best[1]<<ME_MAP_MV_BITS) + best[0] + map_generation;
432 5753837 const int index= (((unsigned)best[1]<<ME_MAP_SHIFT) + best[0])&(ME_MAP_SIZE-1);
433
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 5753837 if (map[index] != key) { // this will be executed only very rarely
434 35743 score_map[index]= cmp(s, best[0], best[1], 0, 0, size, h, ref_index, src_index, cmpf, chroma_cmpf, flags);
435 35743 map[index]= key;
436 }
437 }
438
439 1753396 for(;;){
440 int d;
441 7507233 const int dir= next_dir;
442 7507233 const int x= best[0];
443 7507233 const int y= best[1];
444 7507233 next_dir=-1;
445
446
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 7507233 if(dir!=2 && x>xmin) CHECK_MV_DIR(x-1, y , 0)
447
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 7507233 if(dir!=3 && y>ymin) CHECK_MV_DIR(x , y-1, 1)
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 7507233 if(dir!=0 && x<xmax) CHECK_MV_DIR(x+1, y , 2)
449
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 7507233 if(dir!=1 && y<ymax) CHECK_MV_DIR(x , y+1, 3)
450
451
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 7507233 if(next_dir==-1){
452 5753837 return dmin;
453 }
454 }
455 }
456
457 ✗ static int funny_diamond_search(MPVEncContext *const 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(MPVEncContext *const 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(MPVEncContext *const 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(MPVEncContext *const 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(MPVEncContext *const 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(MPVEncContext *const 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 250499 static int var_diamond_search(MPVEncContext *const 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 250499 MotionEstContext *const c = &s->me;
776 me_cmp_func cmpf, chroma_cmpf;
777 int dia_size;
778 250499 LOAD_COMMON
779 250499 LOAD_COMMON2
780 250499 unsigned map_generation = c->map_generation;
781
782 250499 cmpf = c->me_cmp[size];
783 250499 chroma_cmpf = c->me_cmp[size + 1];
784
785
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 1028383 for(dia_size=1; dia_size<=c->dia_size; dia_size++){
786 int dir, start, end;
787 777884 const int x= best[0];
788 777884 const int y= best[1];
789
790 777884 start= FFMAX(0, y + dia_size - ymax);
791 777884 end = FFMIN(dia_size, xmax - x + 1);
792
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 1847792 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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 1069908 CHECK_MV(x + dir , y + dia_size - dir);
797 }
798
799 777884 start= FFMAX(0, x + dia_size - xmax);
800 777884 end = FFMIN(dia_size, y - ymin + 1);
801
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 1847816 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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 1069932 CHECK_MV(x + dia_size - dir, y - dir );
806 }
807
808 777884 start= FFMAX(0, -y + dia_size + ymin );
809 777884 end = FFMIN(dia_size, x - xmin + 1);
810
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 1847686 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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 1069802 CHECK_MV(x - dir , y - dia_size + dir);
815 }
816
817 777884 start= FFMAX(0, -x + dia_size + xmin );
818 777884 end = FFMIN(dia_size, ymax - y + 1);
819
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 1847838 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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 1069954 CHECK_MV(x - dia_size + dir, y + dir );
824 }
825
826
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 777884 if(x!=best[0] || y!=best[1])
827 235309 dia_size=0;
828 }
829 250499 return dmin;
830 }
831
832 6004336 static av_always_inline int diamond_search(MPVEncContext *const s, int *best, int dmin,
833 int src_index, int ref_index, const int penalty_factor,
834 int size, int h, int flags){
835 6004336 MotionEstContext *const c = &s->me;
836
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 6004336 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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 6004336 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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 6004336 else if(c->dia_size<2)
841 5753837 return small_diamond_search(s, best, dmin, src_index, ref_index, penalty_factor, size, h, flags);
842
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 250499 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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 250499 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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 250499 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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 250499 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 250499 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 4041796 static av_always_inline int epzs_motion_search_internal(MPVEncContext *const 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 4041796 MotionEstContext *const c = &s->me;
865 4041796 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 4041796 const int ref_mv_stride= s->c.mb_stride; //pass as arg FIXME
875 4041796 const int ref_mv_xy = s->c.mb_x + s->c.mb_y * ref_mv_stride; // add to last_mv before passing FIXME
876 me_cmp_func cmpf, chroma_cmpf;
877
878 4041796 LOAD_COMMON
879 4041796 LOAD_COMMON2
880
881
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 4041796 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 4041796 penalty_factor= c->penalty_factor;
887 4041796 cmpf = c->me_cmp[size];
888 4041796 chroma_cmpf = c->me_cmp[size + 1];
889 }
890
891 4041796 map_generation= update_map_generation(c);
892
893 av_assert2(cmpf);
894 4041796 dmin= cmp(s, 0, 0, 0, 0, size, h, ref_index, src_index, cmpf, chroma_cmpf, flags);
895 4041796 map[0]= map_generation;
896 4041796 score_map[0]= dmin;
897
898 //FIXME precalc first term below?
899
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 4041796 if ((s->c.pict_type == AV_PICTURE_TYPE_B && !(c->flags & FLAG_DIRECT)) ||
900
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 3244858 s->mpv_flags & FF_MPV_FLAG_MV0)
901 935831 dmin += (mv_penalty[pred_x] + mv_penalty[pred_y])*penalty_factor;
902
903 /* first line */
904
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 4041796 if (s->c.first_slice_line) {
905
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 263457 CHECK_MV(P_LEFT[0]>>shift, P_LEFT[1]>>shift)
906
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 263457 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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 3778339 if (dmin < ((h * h * c->avctx->mv0_threshold) >> 8)
910 468788 && ( P_LEFT[0] |P_LEFT[1]
911 468788 |P_TOP[0] |P_TOP[1]
912
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 468788 |P_TOPRIGHT[0]|P_TOPRIGHT[1])==0){
913 414640 *mx_ptr= 0;
914 414640 *my_ptr= 0;
915 414640 c->skip=1;
916 414640 return dmin;
917 }
918
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 3363699 CHECK_MV( P_MEDIAN[0] >>shift , P_MEDIAN[1] >>shift)
919
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 3363699 CHECK_CLIPPED_MV((P_MEDIAN[0]>>shift) , (P_MEDIAN[1]>>shift)-1)
920
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 3363699 CHECK_CLIPPED_MV((P_MEDIAN[0]>>shift) , (P_MEDIAN[1]>>shift)+1)
921
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 3363699 CHECK_CLIPPED_MV((P_MEDIAN[0]>>shift)-1, (P_MEDIAN[1]>>shift) )
922
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 3363699 CHECK_CLIPPED_MV((P_MEDIAN[0]>>shift)+1, (P_MEDIAN[1]>>shift) )
923
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 3363699 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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 3363699 CHECK_MV(P_LEFT[0] >>shift, P_LEFT[1] >>shift)
926
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 3363699 CHECK_MV(P_TOP[0] >>shift, P_TOP[1] >>shift)
927
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 3363699 CHECK_MV(P_TOPRIGHT[0]>>shift, P_TOPRIGHT[1]>>shift)
928 }
929
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 3627156 if(dmin>h*h*4){
930
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 2492987 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->c.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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 2492987 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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 2492987 if(s->c.mb_y+1<s->c.end_mb_y) //FIXME replace at least with last_slice_line
940
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 2061675 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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 3627156 if(c->avctx->last_predictor_count){
946 ✗ const int count= c->avctx->last_predictor_count;
947 ✗ const int xstart= FFMAX(0, s->c.mb_x - count);
948 ✗ const int ystart= FFMAX(0, s->c.mb_y - count);
949 ✗ const int xend= FFMIN(s->c.mb_width , s->c.mb_x + count + 1);
950 ✗ const int yend= FFMIN(s->c.mb_height, s->c.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 3627156 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 3627156 *mx_ptr= best[0];
971 3627156 *my_ptr= best[1];
972
973 3627156 return dmin;
974 }
975
976 //this function is dedicated to the brain damaged gcc
977 4041796 int ff_epzs_motion_search(MPVEncContext *const 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 4041796 MotionEstContext *const c = &s->me;
983 //FIXME convert other functions in the same way if faster
984
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 4041796 if(c->flags==0 && h==16 && size==0){
985 3206120 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 835676 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 2377180 static int epzs_motion_search2(MPVEncContext *const 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 2377180 MotionEstContext *const c = &s->me;
999 2377180 int best[2]={0, 0};
1000 int d, dmin;
1001 unsigned map_generation;
1002 2377180 const int penalty_factor= c->penalty_factor;
1003 2377180 const int h=8;
1004 2377180 const int ref_mv_stride= s->c.mb_stride;
1005 2377180 const int ref_mv_xy= s->c.mb_x + s->c.mb_y *ref_mv_stride;
1006 me_cmp_func cmpf, chroma_cmpf;
1007 2377180 LOAD_COMMON
1008 2377180 int flags= c->flags;
1009 2377180 LOAD_COMMON2
1010
1011 2377180 cmpf = c->me_cmp[size];
1012 2377180 chroma_cmpf = c->me_cmp[size + 1];
1013
1014 2377180 map_generation= update_map_generation(c);
1015
1016 2377180 dmin = 1000000;
1017
1018 /* first line */
1019
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 2377180 if (s->c.first_slice_line) {
1020
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 183836 CHECK_MV(P_LEFT[0]>>shift, P_LEFT[1]>>shift)
1021
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 183836 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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 183836 CHECK_MV(P_MV1[0]>>shift, P_MV1[1]>>shift)
1024 }else{
1025
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 2193344 CHECK_MV(P_MV1[0]>>shift, P_MV1[1]>>shift)
1026 //FIXME try some early stop
1027
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 2193344 CHECK_MV(P_MEDIAN[0]>>shift, P_MEDIAN[1]>>shift)
1028
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 2193344 CHECK_MV(P_LEFT[0]>>shift, P_LEFT[1]>>shift)
1029
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 2193344 CHECK_MV(P_TOP[0]>>shift, P_TOP[1]>>shift)
1030
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 2193344 CHECK_MV(P_TOPRIGHT[0]>>shift, P_TOPRIGHT[1]>>shift)
1031
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 2193344 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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 2377180 if(dmin>64*4){
1035
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 2074156 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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 2074156 if(s->c.mb_y+1<s->c.end_mb_y) //FIXME replace at least with last_slice_line
1038
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 1908574 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 2377180 dmin= diamond_search(s, best, dmin, src_index, ref_index, penalty_factor, size, h, flags);
1043
1044 2377180 *mx_ptr= best[0];
1045 2377180 *my_ptr= best[1];
1046
1047 2377180 return dmin;
1048 }
1049