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Revision 1.44.2.49 - (view) (download)
1 : | Isibaar | 1.1 | /************************************************************************** |
2 : | * | ||
3 : | chl | 1.26 | * XVID MPEG-4 VIDEO CODEC |
4 : | syskin | 1.44.2.40 | * motion estimation |
5 : | chl | 1.26 | * |
6 : | * This program is an implementation of a part of one or more MPEG-4 | ||
7 : | * Video tools as specified in ISO/IEC 14496-2 standard. Those intending | ||
8 : | * to use this software module in hardware or software products are | ||
9 : | * advised that its use may infringe existing patents or copyrights, and | ||
10 : | * any such use would be at such party's own risk. The original | ||
11 : | * developer of this software module and his/her company, and subsequent | ||
12 : | * editors and their companies, will have no liability for use of this | ||
13 : | * software or modifications or derivatives thereof. | ||
14 : | * | ||
15 : | * This program is free software; you can redistribute it and/or modify | ||
16 : | * it under the terms of the GNU General Public License as published by | ||
17 : | * the Free Software Foundation; either version 2 of the License, or | ||
18 : | * (at your option) any later version. | ||
19 : | * | ||
20 : | * This program is distributed in the hope that it will be useful, | ||
21 : | * but WITHOUT ANY WARRANTY; without even the implied warranty of | ||
22 : | * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the | ||
23 : | * GNU General Public License for more details. | ||
24 : | * | ||
25 : | * You should have received a copy of the GNU General Public License | ||
26 : | * along with this program; if not, write to the Free Software | ||
27 : | * Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA. | ||
28 : | * | ||
29 : | *************************************************************************/ | ||
30 : | |||
31 : | Isibaar | 1.1 | #include <assert.h> |
32 : | #include <stdio.h> | ||
33 : | chl | 1.3 | #include <stdlib.h> |
34 : | suxen_drol | 1.44.2.35 | #include <string.h> // memcpy |
35 : | syskin | 1.44.2.49 | #include <math.h> // lrint |
36 : | Isibaar | 1.1 | |
37 : | #include "../encoder.h" | ||
38 : | #include "../utils/mbfunctions.h" | ||
39 : | #include "../prediction/mbprediction.h" | ||
40 : | #include "../global.h" | ||
41 : | #include "../utils/timer.h" | ||
42 : | Isibaar | 1.44.2.7 | #include "../image/interpolate8x8.h" |
43 : | chl | 1.44.2.1 | #include "motion_est.h" |
44 : | suxen_drol | 1.6 | #include "motion.h" |
45 : | Isibaar | 1.1 | #include "sad.h" |
46 : | Isibaar | 1.44.2.2 | #include "../utils/emms.h" |
47 : | Isibaar | 1.1 | |
48 : | chl | 1.44.2.1 | #define INITIAL_SKIP_THRESH (10) |
49 : | #define FINAL_SKIP_THRESH (50) | ||
50 : | #define MAX_SAD00_FOR_SKIP (20) | ||
51 : | Isibaar | 1.44.2.2 | #define MAX_CHROMA_SAD_FOR_SKIP (22) |
52 : | chl | 1.44.2.1 | |
53 : | #define CHECK_CANDIDATE(X,Y,D) { \ | ||
54 : | (*CheckCandidate)((const int)(X),(const int)(Y), (D), &iDirection, data ); } | ||
55 : | edgomez | 1.20 | |
56 : | syskin | 1.44.2.44 | static __inline uint32_t |
57 : | syskin | 1.44.2.36 | d_mv_bits(int x, int y, const VECTOR pred, const uint32_t iFcode, const int qpel, const int rrv) |
58 : | chl | 1.44.2.1 | { |
59 : | int xb, yb; | ||
60 : | syskin | 1.44.2.44 | x += x * qpel; y += y * qpel; |
61 : | if (rrv) { x = RRV_MV_SCALEDOWN(x); y = RRV_MV_SCALEDOWN(y); } | ||
62 : | syskin | 1.44.2.40 | x -= pred.x; |
63 : | y -= pred.y; | ||
64 : | syskin | 1.44.2.44 | |
65 : | syskin | 1.44.2.40 | if (x) { |
66 : | syskin | 1.44.2.44 | x = ABS(x); |
67 : | chl | 1.44.2.1 | x += (1 << (iFcode - 1)) - 1; |
68 : | x >>= (iFcode - 1); | ||
69 : | if (x > 32) x = 32; | ||
70 : | xb = mvtab[x] + iFcode; | ||
71 : | syskin | 1.44.2.40 | } else xb = 1; |
72 : | chl | 1.44.2.1 | |
73 : | syskin | 1.44.2.40 | if (y) { |
74 : | syskin | 1.44.2.44 | y = ABS(y); |
75 : | chl | 1.44.2.1 | y += (1 << (iFcode - 1)) - 1; |
76 : | y >>= (iFcode - 1); | ||
77 : | if (y > 32) y = 32; | ||
78 : | yb = mvtab[y] + iFcode; | ||
79 : | syskin | 1.44.2.40 | } else yb = 1; |
80 : | chl | 1.44.2.1 | return xb + yb; |
81 : | } | ||
82 : | |||
83 : | syskin | 1.44.2.49 | static int32_t ChromaSAD2(int fx, int fy, int bx, int by, const SearchData * const data) |
84 : | { | ||
85 : | int sad; | ||
86 : | const uint32_t stride = data->iEdgedWidth/2; | ||
87 : | uint8_t * f_refu = data->RefQ, | ||
88 : | * f_refv = data->RefQ + 8, | ||
89 : | * b_refu = data->RefQ + 16, | ||
90 : | * b_refv = data->RefQ + 24; | ||
91 : | |||
92 : | switch (((fx & 1) << 1) | (fy & 1)) { | ||
93 : | case 0: | ||
94 : | fx = fx / 2; fy = fy / 2; | ||
95 : | f_refu = (uint8_t*)data->RefCU + fy * stride + fx, stride; | ||
96 : | f_refv = (uint8_t*)data->RefCV + fy * stride + fx, stride; | ||
97 : | break; | ||
98 : | case 1: | ||
99 : | fx = fx / 2; fy = (fy - 1) / 2; | ||
100 : | interpolate8x8_halfpel_v(f_refu, data->RefCU + fy * stride + fx, stride, data->rounding); | ||
101 : | interpolate8x8_halfpel_v(f_refv, data->RefCV + fy * stride + fx, stride, data->rounding); | ||
102 : | break; | ||
103 : | case 2: | ||
104 : | fx = (fx - 1) / 2; fy = fy / 2; | ||
105 : | interpolate8x8_halfpel_h(f_refu, data->RefCU + fy * stride + fx, stride, data->rounding); | ||
106 : | interpolate8x8_halfpel_h(f_refv, data->RefCV + fy * stride + fx, stride, data->rounding); | ||
107 : | break; | ||
108 : | default: | ||
109 : | fx = (fx - 1) / 2; fy = (fy - 1) / 2; | ||
110 : | interpolate8x8_halfpel_hv(f_refu, data->RefCU + fy * stride + fx, stride, data->rounding); | ||
111 : | interpolate8x8_halfpel_hv(f_refv, data->RefCV + fy * stride + fx, stride, data->rounding); | ||
112 : | break; | ||
113 : | } | ||
114 : | |||
115 : | switch (((bx & 1) << 1) | (by & 1)) { | ||
116 : | case 0: | ||
117 : | bx = bx / 2; by = by / 2; | ||
118 : | b_refu = (uint8_t*)data->b_RefCU + by * stride + bx, stride; | ||
119 : | b_refv = (uint8_t*)data->b_RefCV + by * stride + bx, stride; | ||
120 : | break; | ||
121 : | case 1: | ||
122 : | bx = bx / 2; by = (by - 1) / 2; | ||
123 : | interpolate8x8_halfpel_v(b_refu, data->b_RefCU + by * stride + bx, stride, data->rounding); | ||
124 : | interpolate8x8_halfpel_v(b_refv, data->b_RefCV + by * stride + bx, stride, data->rounding); | ||
125 : | break; | ||
126 : | case 2: | ||
127 : | bx = (bx - 1) / 2; by = by / 2; | ||
128 : | interpolate8x8_halfpel_h(b_refu, data->b_RefCU + by * stride + bx, stride, data->rounding); | ||
129 : | interpolate8x8_halfpel_h(b_refv, data->b_RefCV + by * stride + bx, stride, data->rounding); | ||
130 : | break; | ||
131 : | default: | ||
132 : | bx = (bx - 1) / 2; by = (by - 1) / 2; | ||
133 : | interpolate8x8_halfpel_hv(b_refu, data->b_RefCU + by * stride + bx, stride, data->rounding); | ||
134 : | interpolate8x8_halfpel_hv(b_refv, data->b_RefCV + by * stride + bx, stride, data->rounding); | ||
135 : | break; | ||
136 : | } | ||
137 : | |||
138 : | sad = sad8bi(data->CurU, b_refu, f_refu, stride); | ||
139 : | sad += sad8bi(data->CurV, b_refv, f_refv, stride); | ||
140 : | |||
141 : | return sad; | ||
142 : | } | ||
143 : | |||
144 : | |||
145 : | syskin | 1.44.2.40 | static int32_t |
146 : | syskin | 1.44.2.14 | ChromaSAD(int dx, int dy, const SearchData * const data) |
147 : | chl | 1.44.2.1 | { |
148 : | syskin | 1.44.2.14 | int sad; |
149 : | syskin | 1.44.2.40 | const uint32_t stride = data->iEdgedWidth/2; |
150 : | syskin | 1.44.2.14 | |
151 : | syskin | 1.44.2.34 | if (dx == data->temp[5] && dy == data->temp[6]) return data->temp[7]; //it has been checked recently |
152 : | syskin | 1.44.2.44 | data->temp[5] = dx; data->temp[6] = dy; // backup |
153 : | syskin | 1.44.2.34 | |
154 : | switch (((dx & 1) << 1) | (dy & 1)) { | ||
155 : | syskin | 1.44.2.14 | case 0: |
156 : | syskin | 1.44.2.40 | dx = dx / 2; dy = dy / 2; |
157 : | sad = sad8(data->CurU, data->RefCU + dy * stride + dx, stride); | ||
158 : | sad += sad8(data->CurV, data->RefCV + dy * stride + dx, stride); | ||
159 : | syskin | 1.44.2.14 | break; |
160 : | case 1: | ||
161 : | dx = dx / 2; dy = (dy - 1) / 2; | ||
162 : | syskin | 1.44.2.40 | sad = sad8bi(data->CurU, data->RefCU + dy * stride + dx, data->RefCU + (dy+1) * stride + dx, stride); |
163 : | sad += sad8bi(data->CurV, data->RefCV + dy * stride + dx, data->RefCV + (dy+1) * stride + dx, stride); | ||
164 : | syskin | 1.44.2.14 | break; |
165 : | case 2: | ||
166 : | dx = (dx - 1) / 2; dy = dy / 2; | ||
167 : | syskin | 1.44.2.40 | sad = sad8bi(data->CurU, data->RefCU + dy * stride + dx, data->RefCU + dy * stride + dx+1, stride); |
168 : | sad += sad8bi(data->CurV, data->RefCV + dy * stride + dx, data->RefCV + dy * stride + dx+1, stride); | ||
169 : | syskin | 1.44.2.14 | break; |
170 : | default: | ||
171 : | dx = (dx - 1) / 2; dy = (dy - 1) / 2; | ||
172 : | syskin | 1.44.2.40 | interpolate8x8_halfpel_hv(data->RefQ, data->RefCU + dy * stride + dx, stride, data->rounding); |
173 : | sad = sad8(data->CurU, data->RefQ, stride); | ||
174 : | |||
175 : | interpolate8x8_halfpel_hv(data->RefQ, data->RefCV + dy * stride + dx, stride, data->rounding); | ||
176 : | sad += sad8(data->CurV, data->RefQ, stride); | ||
177 : | syskin | 1.44.2.14 | break; |
178 : | chl | 1.44.2.1 | } |
179 : | syskin | 1.44.2.40 | data->temp[7] = sad; //backup, part 2 |
180 : | syskin | 1.44.2.14 | return sad; |
181 : | } | ||
182 : | chl | 1.10 | |
183 : | syskin | 1.44.2.22 | static __inline const uint8_t * |
184 : | syskin | 1.44.2.44 | GetReferenceB(const int x, const int y, const uint32_t dir, const SearchData * const data) |
185 : | Isibaar | 1.44.2.12 | { |
186 : | syskin | 1.44.2.22 | // dir : 0 = forward, 1 = backward |
187 : | switch ( (dir << 2) | ((x&1)<<1) | (y&1) ) { | ||
188 : | case 0 : return data->Ref + x/2 + (y/2)*(data->iEdgedWidth); | ||
189 : | case 1 : return data->RefV + x/2 + ((y-1)/2)*(data->iEdgedWidth); | ||
190 : | case 2 : return data->RefH + (x-1)/2 + (y/2)*(data->iEdgedWidth); | ||
191 : | case 3 : return data->RefHV + (x-1)/2 + ((y-1)/2)*(data->iEdgedWidth); | ||
192 : | case 4 : return data->bRef + x/2 + (y/2)*(data->iEdgedWidth); | ||
193 : | case 5 : return data->bRefV + x/2 + ((y-1)/2)*(data->iEdgedWidth); | ||
194 : | case 6 : return data->bRefH + (x-1)/2 + (y/2)*(data->iEdgedWidth); | ||
195 : | default : return data->bRefHV + (x-1)/2 + ((y-1)/2)*(data->iEdgedWidth); | ||
196 : | Isibaar | 1.44.2.12 | } |
197 : | } | ||
198 : | |||
199 : | syskin | 1.44.2.40 | // this is a simpler copy of GetReferenceB, but as it's __inline anyway, we can keep the two separate |
200 : | static __inline const uint8_t * | ||
201 : | GetReference(const int x, const int y, const SearchData * const data) | ||
202 : | { | ||
203 : | switch ( ((x&1)<<1) | (y&1) ) { | ||
204 : | case 0 : return data->Ref + x/2 + (y/2)*(data->iEdgedWidth); | ||
205 : | case 1 : return data->RefV + x/2 + ((y-1)/2)*(data->iEdgedWidth); | ||
206 : | case 2 : return data->RefH + (x-1)/2 + (y/2)*(data->iEdgedWidth); | ||
207 : | default : return data->RefHV + (x-1)/2 + ((y-1)/2)*(data->iEdgedWidth); | ||
208 : | } | ||
209 : | } | ||
210 : | |||
211 : | static uint8_t * | ||
212 : | syskin | 1.44.2.44 | Interpolate8x8qpel(const int x, const int y, const uint32_t block, const uint32_t dir, const SearchData * const data) |
213 : | Isibaar | 1.1 | { |
214 : | syskin | 1.44.2.22 | // create or find a qpel-precision reference picture; return pointer to it |
215 : | syskin | 1.44.2.44 | uint8_t * Reference = data->RefQ + 16*dir; |
216 : | const uint32_t iEdgedWidth = data->iEdgedWidth; | ||
217 : | syskin | 1.44.2.22 | const uint32_t rounding = data->rounding; |
218 : | const int halfpel_x = x/2; | ||
219 : | const int halfpel_y = y/2; | ||
220 : | const uint8_t *ref1, *ref2, *ref3, *ref4; | ||
221 : | Isibaar | 1.1 | |
222 : | syskin | 1.44.2.40 | ref1 = GetReferenceB(halfpel_x, halfpel_y, dir, data); |
223 : | syskin | 1.44.2.22 | ref1 += 8 * (block&1) + 8 * (block>>1) * iEdgedWidth; |
224 : | switch( ((x&1)<<1) + (y&1) ) { | ||
225 : | case 0: // pure halfpel position | ||
226 : | syskin | 1.44.2.38 | return (uint8_t *) ref1; |
227 : | syskin | 1.44.2.22 | break; |
228 : | Isibaar | 1.1 | |
229 : | syskin | 1.44.2.22 | case 1: // x halfpel, y qpel - top or bottom during qpel refinement |
230 : | syskin | 1.44.2.40 | ref2 = GetReferenceB(halfpel_x, y - halfpel_y, dir, data); |
231 : | syskin | 1.44.2.22 | ref2 += 8 * (block&1) + 8 * (block>>1) * iEdgedWidth; |
232 : | Isibaar | 1.44.2.23 | interpolate8x8_avg2(Reference, ref1, ref2, iEdgedWidth, rounding, 8); |
233 : | syskin | 1.44.2.22 | break; |
234 : | Isibaar | 1.1 | |
235 : | syskin | 1.44.2.22 | case 2: // x qpel, y halfpel - left or right during qpel refinement |
236 : | syskin | 1.44.2.40 | ref2 = GetReferenceB(x - halfpel_x, halfpel_y, dir, data); |
237 : | syskin | 1.44.2.22 | ref2 += 8 * (block&1) + 8 * (block>>1) * iEdgedWidth; |
238 : | Isibaar | 1.44.2.23 | interpolate8x8_avg2(Reference, ref1, ref2, iEdgedWidth, rounding, 8); |
239 : | syskin | 1.44.2.22 | break; |
240 : | Isibaar | 1.1 | |
241 : | syskin | 1.44.2.22 | default: // x and y in qpel resolution - the "corners" (top left/right and |
242 : | // bottom left/right) during qpel refinement | ||
243 : | syskin | 1.44.2.40 | ref2 = GetReferenceB(halfpel_x, y - halfpel_y, dir, data); |
244 : | ref3 = GetReferenceB(x - halfpel_x, halfpel_y, dir, data); | ||
245 : | ref4 = GetReferenceB(x - halfpel_x, y - halfpel_y, dir, data); | ||
246 : | syskin | 1.44.2.22 | ref2 += 8 * (block&1) + 8 * (block>>1) * iEdgedWidth; |
247 : | ref3 += 8 * (block&1) + 8 * (block>>1) * iEdgedWidth; | ||
248 : | ref4 += 8 * (block&1) + 8 * (block>>1) * iEdgedWidth; | ||
249 : | interpolate8x8_avg4(Reference, ref1, ref2, ref3, ref4, iEdgedWidth, rounding); | ||
250 : | break; | ||
251 : | } | ||
252 : | return Reference; | ||
253 : | Isibaar | 1.1 | } |
254 : | |||
255 : | syskin | 1.44.2.40 | static uint8_t * |
256 : | syskin | 1.44.2.44 | Interpolate16x16qpel(const int x, const int y, const uint32_t dir, const SearchData * const data) |
257 : | Isibaar | 1.44.2.7 | { |
258 : | syskin | 1.44.2.22 | // create or find a qpel-precision reference picture; return pointer to it |
259 : | syskin | 1.44.2.44 | uint8_t * Reference = data->RefQ + 16*dir; |
260 : | const uint32_t iEdgedWidth = data->iEdgedWidth; | ||
261 : | syskin | 1.44.2.22 | const uint32_t rounding = data->rounding; |
262 : | const int halfpel_x = x/2; | ||
263 : | const int halfpel_y = y/2; | ||
264 : | Isibaar | 1.44.2.7 | const uint8_t *ref1, *ref2, *ref3, *ref4; |
265 : | |||
266 : | syskin | 1.44.2.40 | ref1 = GetReferenceB(halfpel_x, halfpel_y, dir, data); |
267 : | syskin | 1.44.2.22 | switch( ((x&1)<<1) + (y&1) ) { |
268 : | case 0: // pure halfpel position | ||
269 : | syskin | 1.44.2.38 | return (uint8_t *) ref1; |
270 : | Isibaar | 1.44.2.7 | case 1: // x halfpel, y qpel - top or bottom during qpel refinement |
271 : | syskin | 1.44.2.40 | ref2 = GetReferenceB(halfpel_x, y - halfpel_y, dir, data); |
272 : | Isibaar | 1.44.2.23 | interpolate8x8_avg2(Reference, ref1, ref2, iEdgedWidth, rounding, 8); |
273 : | interpolate8x8_avg2(Reference+8, ref1+8, ref2+8, iEdgedWidth, rounding, 8); | ||
274 : | interpolate8x8_avg2(Reference+8*iEdgedWidth, ref1+8*iEdgedWidth, ref2+8*iEdgedWidth, iEdgedWidth, rounding, 8); | ||
275 : | interpolate8x8_avg2(Reference+8*iEdgedWidth+8, ref1+8*iEdgedWidth+8, ref2+8*iEdgedWidth+8, iEdgedWidth, rounding, 8); | ||
276 : | Isibaar | 1.44.2.7 | break; |
277 : | |||
278 : | case 2: // x qpel, y halfpel - left or right during qpel refinement | ||
279 : | syskin | 1.44.2.44 | ref2 = GetReferenceB(x - halfpel_x, halfpel_y, dir, data); |
280 : | Isibaar | 1.44.2.23 | interpolate8x8_avg2(Reference, ref1, ref2, iEdgedWidth, rounding, 8); |
281 : | interpolate8x8_avg2(Reference+8, ref1+8, ref2+8, iEdgedWidth, rounding, 8); | ||
282 : | interpolate8x8_avg2(Reference+8*iEdgedWidth, ref1+8*iEdgedWidth, ref2+8*iEdgedWidth, iEdgedWidth, rounding, 8); | ||
283 : | interpolate8x8_avg2(Reference+8*iEdgedWidth+8, ref1+8*iEdgedWidth+8, ref2+8*iEdgedWidth+8, iEdgedWidth, rounding, 8); | ||
284 : | Isibaar | 1.44.2.7 | break; |
285 : | |||
286 : | default: // x and y in qpel resolution - the "corners" (top left/right and | ||
287 : | // bottom left/right) during qpel refinement | ||
288 : | syskin | 1.44.2.40 | ref2 = GetReferenceB(halfpel_x, y - halfpel_y, dir, data); |
289 : | ref3 = GetReferenceB(x - halfpel_x, halfpel_y, dir, data); | ||
290 : | ref4 = GetReferenceB(x - halfpel_x, y - halfpel_y, dir, data); | ||
291 : | Isibaar | 1.44.2.7 | interpolate8x8_avg4(Reference, ref1, ref2, ref3, ref4, iEdgedWidth, rounding); |
292 : | interpolate8x8_avg4(Reference+8, ref1+8, ref2+8, ref3+8, ref4+8, iEdgedWidth, rounding); | ||
293 : | interpolate8x8_avg4(Reference+8*iEdgedWidth, ref1+8*iEdgedWidth, ref2+8*iEdgedWidth, ref3+8*iEdgedWidth, ref4+8*iEdgedWidth, iEdgedWidth, rounding); | ||
294 : | interpolate8x8_avg4(Reference+8*iEdgedWidth+8, ref1+8*iEdgedWidth+8, ref2+8*iEdgedWidth+8, ref3+8*iEdgedWidth+8, ref4+8*iEdgedWidth+8, iEdgedWidth, rounding); | ||
295 : | break; | ||
296 : | } | ||
297 : | syskin | 1.44.2.22 | return Reference; |
298 : | } | ||
299 : | |||
300 : | /* CHECK_CANDIATE FUNCTIONS START */ | ||
301 : | |||
302 : | syskin | 1.44.2.40 | static void |
303 : | syskin | 1.44.2.22 | CheckCandidate16(const int x, const int y, const int Direction, int * const dir, const SearchData * const data) |
304 : | { | ||
305 : | int t, xc, yc; | ||
306 : | const uint8_t * Reference; | ||
307 : | VECTOR * current; | ||
308 : | |||
309 : | syskin | 1.44.2.44 | if ( (x > data->max_dx) | (x < data->min_dx) |
310 : | | (y > data->max_dy) | (y < data->min_dy) ) return; | ||
311 : | syskin | 1.44.2.22 | |
312 : | if (data->qpel_precision) { // x and y are in 1/4 precision | ||
313 : | Reference = Interpolate16x16qpel(x, y, 0, data); | ||
314 : | xc = x/2; yc = y/2; //for chroma sad | ||
315 : | current = data->currentQMV; | ||
316 : | } else { | ||
317 : | syskin | 1.44.2.40 | Reference = GetReference(x, y, data); |
318 : | syskin | 1.44.2.22 | current = data->currentMV; |
319 : | xc = x; yc = y; | ||
320 : | } | ||
321 : | syskin | 1.44.2.44 | t = d_mv_bits(x, y, data->predMV, data->iFcode, data->qpel^data->qpel_precision, 0); |
322 : | |||
323 : | syskin | 1.44.2.22 | data->temp[0] = sad16v(data->Cur, Reference, data->iEdgedWidth, data->temp + 1); |
324 : | Isibaar | 1.44.2.7 | |
325 : | syskin | 1.44.2.44 | data->temp[0] += (data->lambda16 * t * data->temp[0])>>10; |
326 : | data->temp[1] += (data->lambda8 * t * (data->temp[1] + NEIGH_8X8_BIAS))>>10; | ||
327 : | syskin | 1.44.2.14 | |
328 : | syskin | 1.44.2.41 | if (data->chroma) data->temp[0] += ChromaSAD((xc >> 1) + roundtab_79[xc & 0x3], |
329 : | (yc >> 1) + roundtab_79[yc & 0x3], data); | ||
330 : | Isibaar | 1.44.2.7 | |
331 : | if (data->temp[0] < data->iMinSAD[0]) { | ||
332 : | data->iMinSAD[0] = data->temp[0]; | ||
333 : | syskin | 1.44.2.22 | current[0].x = x; current[0].y = y; |
334 : | *dir = Direction; } | ||
335 : | Isibaar | 1.44.2.7 | |
336 : | if (data->temp[1] < data->iMinSAD[1]) { | ||
337 : | syskin | 1.44.2.22 | data->iMinSAD[1] = data->temp[1]; current[1].x = x; current[1].y= y; } |
338 : | Isibaar | 1.44.2.7 | if (data->temp[2] < data->iMinSAD[2]) { |
339 : | syskin | 1.44.2.22 | data->iMinSAD[2] = data->temp[2]; current[2].x = x; current[2].y = y; } |
340 : | Isibaar | 1.44.2.7 | if (data->temp[3] < data->iMinSAD[3]) { |
341 : | syskin | 1.44.2.22 | data->iMinSAD[3] = data->temp[3]; current[3].x = x; current[3].y = y; } |
342 : | Isibaar | 1.44.2.7 | if (data->temp[4] < data->iMinSAD[4]) { |
343 : | syskin | 1.44.2.22 | data->iMinSAD[4] = data->temp[4]; current[4].x = x; current[4].y = y; } |
344 : | |||
345 : | Isibaar | 1.44.2.7 | } |
346 : | |||
347 : | syskin | 1.44.2.40 | static void |
348 : | syskin | 1.44.2.32 | CheckCandidate32(const int x, const int y, const int Direction, int * const dir, const SearchData * const data) |
349 : | { | ||
350 : | syskin | 1.44.2.44 | uint32_t t; |
351 : | syskin | 1.44.2.32 | const uint8_t * Reference; |
352 : | |||
353 : | syskin | 1.44.2.44 | if ( (!(x&1) && x !=0) | (!(y&1) && y !=0) || //non-zero integer value |
354 : | (x > data->max_dx) | (x < data->min_dx) | ||
355 : | | (y > data->max_dy) | (y < data->min_dy) ) return; | ||
356 : | syskin | 1.44.2.32 | |
357 : | syskin | 1.44.2.40 | Reference = GetReference(x, y, data); |
358 : | syskin | 1.44.2.36 | t = d_mv_bits(x, y, data->predMV, data->iFcode, 0, 1); |
359 : | syskin | 1.44.2.32 | |
360 : | data->temp[0] = sad32v_c(data->Cur, Reference, data->iEdgedWidth, data->temp + 1); | ||
361 : | |||
362 : | syskin | 1.44.2.44 | data->temp[0] += (data->lambda16 * t * data->temp[0]) >> 10; |
363 : | data->temp[1] += (data->lambda8 * t * (data->temp[1] + NEIGH_8X8_BIAS))>>10; | ||
364 : | syskin | 1.44.2.32 | |
365 : | if (data->temp[0] < data->iMinSAD[0]) { | ||
366 : | data->iMinSAD[0] = data->temp[0]; | ||
367 : | data->currentMV[0].x = x; data->currentMV[0].y = y; | ||
368 : | *dir = Direction; } | ||
369 : | |||
370 : | if (data->temp[1] < data->iMinSAD[1]) { | ||
371 : | data->iMinSAD[1] = data->temp[1]; data->currentMV[1].x = x; data->currentMV[1].y = y; } | ||
372 : | if (data->temp[2] < data->iMinSAD[2]) { | ||
373 : | data->iMinSAD[2] = data->temp[2]; data->currentMV[2].x = x; data->currentMV[2].y = y; } | ||
374 : | if (data->temp[3] < data->iMinSAD[3]) { | ||
375 : | data->iMinSAD[3] = data->temp[3]; data->currentMV[3].x = x; data->currentMV[3].y = y; } | ||
376 : | if (data->temp[4] < data->iMinSAD[4]) { | ||
377 : | data->iMinSAD[4] = data->temp[4]; data->currentMV[4].x = x; data->currentMV[4].y = y; } | ||
378 : | } | ||
379 : | |||
380 : | syskin | 1.44.2.40 | static void |
381 : | syskin | 1.44.2.22 | CheckCandidate16no4v(const int x, const int y, const int Direction, int * const dir, const SearchData * const data) |
382 : | syskin | 1.44.2.19 | { |
383 : | syskin | 1.44.2.49 | int32_t sad, xc, yc; |
384 : | syskin | 1.44.2.22 | const uint8_t * Reference; |
385 : | syskin | 1.44.2.44 | uint32_t t; |
386 : | syskin | 1.44.2.22 | VECTOR * current; |
387 : | syskin | 1.44.2.19 | |
388 : | syskin | 1.44.2.44 | if ( (x > data->max_dx) | ( x < data->min_dx) |
389 : | | (y > data->max_dy) | (y < data->min_dy) ) return; | ||
390 : | syskin | 1.44.2.19 | |
391 : | syskin | 1.44.2.44 | if (data->rrv && (!(x&1) && x !=0) | (!(y&1) && y !=0) ) return; //non-zero even value |
392 : | syskin | 1.44.2.32 | |
393 : | syskin | 1.44.2.22 | if (data->qpel_precision) { // x and y are in 1/4 precision |
394 : | Reference = Interpolate16x16qpel(x, y, 0, data); | ||
395 : | current = data->currentQMV; | ||
396 : | syskin | 1.44.2.49 | xc = x/2; yc = y/2; |
397 : | syskin | 1.44.2.22 | } else { |
398 : | syskin | 1.44.2.40 | Reference = GetReference(x, y, data); |
399 : | syskin | 1.44.2.22 | current = data->currentMV; |
400 : | syskin | 1.44.2.49 | xc = x; yc = y; |
401 : | syskin | 1.44.2.19 | } |
402 : | syskin | 1.44.2.36 | t = d_mv_bits(x, y, data->predMV, data->iFcode, |
403 : | syskin | 1.44.2.44 | data->qpel^data->qpel_precision, data->rrv); |
404 : | |||
405 : | syskin | 1.44.2.19 | sad = sad16(data->Cur, Reference, data->iEdgedWidth, 256*4096); |
406 : | syskin | 1.44.2.44 | sad += (data->lambda16 * t * sad)>>10; |
407 : | syskin | 1.44.2.19 | |
408 : | syskin | 1.44.2.49 | if (data->chroma) sad += ChromaSAD((xc >> 1) + roundtab_79[xc & 0x3], |
409 : | (yc >> 1) + roundtab_79[yc & 0x3], data); | ||
410 : | |||
411 : | |||
412 : | syskin | 1.44.2.22 | if (sad < *(data->iMinSAD)) { |
413 : | *(data->iMinSAD) = sad; | ||
414 : | current->x = x; current->y = y; | ||
415 : | syskin | 1.44.2.49 | *dir = Direction; |
416 : | } | ||
417 : | syskin | 1.44.2.19 | } |
418 : | |||
419 : | syskin | 1.44.2.40 | static void |
420 : | syskin | 1.44.2.37 | CheckCandidate32I(const int x, const int y, const int Direction, int * const dir, const SearchData * const data) |
421 : | Isibaar | 1.44.2.2 | { |
422 : | syskin | 1.44.2.19 | // maximum speed - for P/B/I decision |
423 : | Isibaar | 1.44.2.2 | |
424 : | syskin | 1.44.2.44 | if ( (x > data->max_dx) | (x < data->min_dx) |
425 : | | (y > data->max_dy) | (y < data->min_dy) ) return; | ||
426 : | Isibaar | 1.44.2.2 | |
427 : | syskin | 1.44.2.37 | data->temp[0] = sad32v_c(data->Cur, data->Ref + x/2 + (y/2)*(data->iEdgedWidth), |
428 : | data->iEdgedWidth, data->temp+1); | ||
429 : | syskin | 1.44.2.44 | |
430 : | syskin | 1.44.2.37 | if (data->temp[0] < *(data->iMinSAD)) { |
431 : | *(data->iMinSAD) = data->temp[0]; | ||
432 : | Isibaar | 1.44.2.2 | data->currentMV[0].x = x; data->currentMV[0].y = y; |
433 : | *dir = Direction; } | ||
434 : | syskin | 1.44.2.37 | if (data->temp[1] < data->iMinSAD[1]) { |
435 : | data->iMinSAD[1] = data->temp[1]; data->currentMV[1].x = x; data->currentMV[1].y = y; } | ||
436 : | if (data->temp[2] < data->iMinSAD[2]) { | ||
437 : | data->iMinSAD[2] = data->temp[2]; data->currentMV[2].x = x; data->currentMV[2].y = y; } | ||
438 : | if (data->temp[3] < data->iMinSAD[3]) { | ||
439 : | data->iMinSAD[3] = data->temp[3]; data->currentMV[3].x = x; data->currentMV[3].y = y; } | ||
440 : | if (data->temp[4] < data->iMinSAD[4]) { | ||
441 : | data->iMinSAD[4] = data->temp[4]; data->currentMV[4].x = x; data->currentMV[4].y = y; } | ||
442 : | |||
443 : | Isibaar | 1.44.2.2 | } |
444 : | |||
445 : | syskin | 1.44.2.40 | static void |
446 : | chl | 1.44.2.1 | CheckCandidateInt(const int xf, const int yf, const int Direction, int * const dir, const SearchData * const data) |
447 : | Isibaar | 1.1 | { |
448 : | syskin | 1.44.2.49 | int32_t sad, xb, yb, xcf, ycf, xcb, ycb; |
449 : | syskin | 1.44.2.44 | uint32_t t; |
450 : | chl | 1.44.2.1 | const uint8_t *ReferenceF, *ReferenceB; |
451 : | syskin | 1.44.2.22 | VECTOR *current; |
452 : | suxen_drol | 1.8 | |
453 : | syskin | 1.44.2.44 | if ( (xf > data->max_dx) | (xf < data->min_dx) |
454 : | | (yf > data->max_dy) | (yf < data->min_dy) ) return; | ||
455 : | suxen_drol | 1.8 | |
456 : | syskin | 1.44.2.44 | if (!data->qpel_precision) { |
457 : | syskin | 1.44.2.40 | ReferenceF = GetReference(xf, yf, data); |
458 : | syskin | 1.44.2.22 | xb = data->currentMV[1].x; yb = data->currentMV[1].y; |
459 : | syskin | 1.44.2.40 | ReferenceB = GetReferenceB(xb, yb, 1, data); |
460 : | syskin | 1.44.2.22 | current = data->currentMV; |
461 : | syskin | 1.44.2.49 | xcf = xf; ycf = yf; |
462 : | xcb = xb; ycb = yb; | ||
463 : | syskin | 1.44.2.44 | } else { |
464 : | ReferenceF = Interpolate16x16qpel(xf, yf, 0, data); | ||
465 : | xb = data->currentQMV[1].x; yb = data->currentQMV[1].y; | ||
466 : | current = data->currentQMV; | ||
467 : | ReferenceB = Interpolate16x16qpel(xb, yb, 1, data); | ||
468 : | syskin | 1.44.2.49 | xcf = xf/2; ycf = yf/2; |
469 : | xcb = xb/2; ycb = yb/2; | ||
470 : | syskin | 1.44.2.19 | } |
471 : | |||
472 : | syskin | 1.44.2.44 | t = d_mv_bits(xf, yf, data->predMV, data->iFcode, data->qpel^data->qpel_precision, 0) |
473 : | + d_mv_bits(xb, yb, data->bpredMV, data->iFcode, data->qpel^data->qpel_precision, 0); | ||
474 : | |||
475 : | syskin | 1.44.2.19 | sad = sad16bi(data->Cur, ReferenceF, ReferenceB, data->iEdgedWidth); |
476 : | syskin | 1.44.2.44 | sad += (data->lambda16 * t * sad)>>10; |
477 : | syskin | 1.44.2.19 | |
478 : | syskin | 1.44.2.49 | if (data->chroma) sad += ChromaSAD2((xcf >> 1) + roundtab_79[xcf & 0x3], |
479 : | (ycf >> 1) + roundtab_79[ycf & 0x3], | ||
480 : | (xcb >> 1) + roundtab_79[xcb & 0x3], | ||
481 : | (ycb >> 1) + roundtab_79[ycb & 0x3], data); | ||
482 : | |||
483 : | syskin | 1.44.2.19 | if (sad < *(data->iMinSAD)) { |
484 : | *(data->iMinSAD) = sad; | ||
485 : | syskin | 1.44.2.22 | current->x = xf; current->y = yf; |
486 : | syskin | 1.44.2.49 | *dir = Direction; |
487 : | } | ||
488 : | syskin | 1.44.2.19 | } |
489 : | |||
490 : | syskin | 1.44.2.40 | static void |
491 : | chl | 1.44.2.1 | CheckCandidateDirect(const int x, const int y, const int Direction, int * const dir, const SearchData * const data) |
492 : | { | ||
493 : | syskin | 1.44.2.49 | int32_t sad = 0, xcf = 0, ycf = 0, xcb = 0, ycb = 0; |
494 : | syskin | 1.44.2.44 | uint32_t k; |
495 : | chl | 1.44.2.1 | const uint8_t *ReferenceF; |
496 : | const uint8_t *ReferenceB; | ||
497 : | VECTOR mvs, b_mvs; | ||
498 : | edgomez | 1.20 | |
499 : | syskin | 1.44.2.44 | if (( x > 31) | ( x < -32) | ( y > 31) | (y < -32)) return; |
500 : | edgomez | 1.20 | |
501 : | chl | 1.44.2.1 | for (k = 0; k < 4; k++) { |
502 : | mvs.x = data->directmvF[k].x + x; | ||
503 : | b_mvs.x = ((x == 0) ? | ||
504 : | data->directmvB[k].x | ||
505 : | : mvs.x - data->referencemv[k].x); | ||
506 : | edgomez | 1.20 | |
507 : | chl | 1.44.2.1 | mvs.y = data->directmvF[k].y + y; |
508 : | b_mvs.y = ((y == 0) ? | ||
509 : | data->directmvB[k].y | ||
510 : | : mvs.y - data->referencemv[k].y); | ||
511 : | syskin | 1.44.2.44 | |
512 : | syskin | 1.44.2.49 | if ( (mvs.x > data->max_dx) | (mvs.x < data->min_dx) |
513 : | | (mvs.y > data->max_dy) | (mvs.y < data->min_dy) | ||
514 : | | (b_mvs.x > data->max_dx) | (b_mvs.x < data->min_dx) | ||
515 : | | (b_mvs.y > data->max_dy) | (b_mvs.y < data->min_dy) ) return; | ||
516 : | |||
517 : | if (data->qpel) { | ||
518 : | xcf += mvs.x/2; ycf += mvs.y/2; | ||
519 : | xcb += b_mvs.x/2; ycb += b_mvs.y/2; | ||
520 : | } else { | ||
521 : | xcf += mvs.x; ycf += mvs.y; | ||
522 : | xcb += b_mvs.x; ycb += b_mvs.y; | ||
523 : | mvs.x *= 2; mvs.y *= 2; //we move to qpel precision anyway | ||
524 : | b_mvs.x *= 2; b_mvs.y *= 2; | ||
525 : | } | ||
526 : | |||
527 : | syskin | 1.44.2.22 | ReferenceF = Interpolate8x8qpel(mvs.x, mvs.y, k, 0, data); |
528 : | ReferenceB = Interpolate8x8qpel(b_mvs.x, b_mvs.y, k, 1, data); | ||
529 : | syskin | 1.44.2.44 | |
530 : | chl | 1.44.2.1 | sad += sad8bi(data->Cur + 8*(k&1) + 8*(k>>1)*(data->iEdgedWidth), |
531 : | syskin | 1.44.2.44 | ReferenceF, ReferenceB, data->iEdgedWidth); |
532 : | chl | 1.44.2.1 | if (sad > *(data->iMinSAD)) return; |
533 : | } | ||
534 : | chl | 1.17 | |
535 : | syskin | 1.44.2.44 | sad += (data->lambda16 * d_mv_bits(x, y, zeroMV, 1, 0, 0) * sad)>>10; |
536 : | syskin | 1.44.2.14 | |
537 : | syskin | 1.44.2.49 | if (data->chroma) sad += ChromaSAD2((xcf >> 3) + roundtab_76[xcf & 0xf], |
538 : | (ycf >> 3) + roundtab_76[ycf & 0xf], | ||
539 : | (xcb >> 3) + roundtab_76[xcb & 0xf], | ||
540 : | (ycb >> 3) + roundtab_76[ycb & 0xf], data); | ||
541 : | |||
542 : | chl | 1.44.2.1 | if (sad < *(data->iMinSAD)) { |
543 : | *(data->iMinSAD) = sad; | ||
544 : | data->currentMV->x = x; data->currentMV->y = y; | ||
545 : | syskin | 1.44.2.49 | *dir = Direction; |
546 : | } | ||
547 : | Isibaar | 1.1 | } |
548 : | |||
549 : | syskin | 1.44.2.40 | static void |
550 : | chl | 1.44.2.1 | CheckCandidateDirectno4v(const int x, const int y, const int Direction, int * const dir, const SearchData * const data) |
551 : | { | ||
552 : | syskin | 1.44.2.49 | int32_t sad, xcf, ycf, xcb, ycb; |
553 : | chl | 1.44.2.1 | const uint8_t *ReferenceF; |
554 : | const uint8_t *ReferenceB; | ||
555 : | VECTOR mvs, b_mvs; | ||
556 : | chl | 1.35 | |
557 : | syskin | 1.44.2.44 | if (( x > 31) | ( x < -32) | ( y > 31) | (y < -32)) return; |
558 : | Isibaar | 1.1 | |
559 : | chl | 1.44.2.1 | mvs.x = data->directmvF[0].x + x; |
560 : | b_mvs.x = ((x == 0) ? | ||
561 : | data->directmvB[0].x | ||
562 : | : mvs.x - data->referencemv[0].x); | ||
563 : | |||
564 : | mvs.y = data->directmvF[0].y + y; | ||
565 : | b_mvs.y = ((y == 0) ? | ||
566 : | data->directmvB[0].y | ||
567 : | : mvs.y - data->referencemv[0].y); | ||
568 : | syskin | 1.44.2.44 | |
569 : | syskin | 1.44.2.49 | if ( (mvs.x > data->max_dx) | (mvs.x < data->min_dx) |
570 : | | (mvs.y > data->max_dy) | (mvs.y < data->min_dy) | ||
571 : | | (b_mvs.x > data->max_dx) | (b_mvs.x < data->min_dx) | ||
572 : | | (b_mvs.y > data->max_dy) | (b_mvs.y < data->min_dy) ) return; | ||
573 : | |||
574 : | if (data->qpel) { | ||
575 : | xcf = 4*(mvs.x/2); ycf = 4*(mvs.y/2); | ||
576 : | xcb = 4*(b_mvs.x/2); ycb = 4*(b_mvs.y/2); | ||
577 : | ReferenceF = Interpolate16x16qpel(mvs.x, mvs.y, 0, data); | ||
578 : | ReferenceB = Interpolate16x16qpel(b_mvs.x, b_mvs.y, 1, data); | ||
579 : | } else { | ||
580 : | xcf = 4*mvs.x; ycf = 4*mvs.y; | ||
581 : | xcb = 4*b_mvs.x; ycb = 4*b_mvs.y; | ||
582 : | ReferenceF = GetReference(mvs.x, mvs.y, data); | ||
583 : | ReferenceB = GetReferenceB(b_mvs.x, b_mvs.y, 1, data); | ||
584 : | } | ||
585 : | chl | 1.44.2.1 | |
586 : | syskin | 1.44.2.14 | sad = sad16bi(data->Cur, ReferenceF, ReferenceB, data->iEdgedWidth); |
587 : | syskin | 1.44.2.44 | sad += (data->lambda16 * d_mv_bits(x, y, zeroMV, 1, 0, 0) * sad)>>10; |
588 : | Isibaar | 1.1 | |
589 : | syskin | 1.44.2.49 | if (data->chroma) sad += ChromaSAD2((xcf >> 3) + roundtab_76[xcf & 0xf], |
590 : | (ycf >> 3) + roundtab_76[ycf & 0xf], | ||
591 : | (xcb >> 3) + roundtab_76[xcb & 0xf], | ||
592 : | (ycb >> 3) + roundtab_76[ycb & 0xf], data); | ||
593 : | |||
594 : | chl | 1.44.2.1 | if (sad < *(data->iMinSAD)) { |
595 : | *(data->iMinSAD) = sad; | ||
596 : | data->currentMV->x = x; data->currentMV->y = y; | ||
597 : | syskin | 1.44.2.49 | *dir = Direction; |
598 : | } | ||
599 : | chl | 1.44.2.1 | } |
600 : | Isibaar | 1.1 | |
601 : | chl | 1.44.2.1 | static void |
602 : | CheckCandidate8(const int x, const int y, const int Direction, int * const dir, const SearchData * const data) | ||
603 : | { | ||
604 : | syskin | 1.44.2.44 | int32_t sad; uint32_t t; |
605 : | chl | 1.44.2.1 | const uint8_t * Reference; |
606 : | Isibaar | 1.1 | |
607 : | syskin | 1.44.2.44 | if ( (x > data->max_dx) | (x < data->min_dx) |
608 : | | (y > data->max_dy) | (y < data->min_dy) ) return; | ||
609 : | Isibaar | 1.1 | |
610 : | syskin | 1.44.2.22 | if (data->qpel) Reference = Interpolate16x16qpel(x, y, 0, data); |
611 : | syskin | 1.44.2.44 | else Reference = GetReference(x, y, data); |
612 : | Isibaar | 1.1 | |
613 : | chl | 1.44.2.1 | sad = sad8(data->Cur, Reference, data->iEdgedWidth); |
614 : | syskin | 1.44.2.49 | t = d_mv_bits(x, y, data->predMV, data->iFcode, data->qpel^data->qpel_precision, 0); |
615 : | Isibaar | 1.44.2.12 | |
616 : | syskin | 1.44.2.44 | sad += (data->lambda8 * t * (sad+NEIGH_8X8_BIAS))>>10; |
617 : | Isibaar | 1.44.2.12 | |
618 : | if (sad < *(data->iMinSAD)) { | ||
619 : | *(data->iMinSAD) = sad; | ||
620 : | data->currentMV->x = x; data->currentMV->y = y; | ||
621 : | *dir = Direction; } | ||
622 : | } | ||
623 : | |||
624 : | Isibaar | 1.44.2.2 | /* CHECK_CANDIATE FUNCTIONS END */ |
625 : | chl | 1.3 | |
626 : | chl | 1.44.2.1 | /* MAINSEARCH FUNCTIONS START */ |
627 : | chl | 1.18 | |
628 : | chl | 1.44.2.1 | static void |
629 : | AdvDiamondSearch(int x, int y, const SearchData * const data, int bDirection) | ||
630 : | { | ||
631 : | chl | 1.18 | |
632 : | /* directions: 1 - left (x-1); 2 - right (x+1), 4 - up (y-1); 8 - down (y+1) */ | ||
633 : | |||
634 : | syskin | 1.44.2.34 | int iDirection; |
635 : | |||
636 : | for(;;) { //forever | ||
637 : | iDirection = 0; | ||
638 : | if (bDirection & 1) CHECK_CANDIDATE(x - iDiamondSize, y, 1); | ||
639 : | if (bDirection & 2) CHECK_CANDIDATE(x + iDiamondSize, y, 2); | ||
640 : | if (bDirection & 4) CHECK_CANDIDATE(x, y - iDiamondSize, 4); | ||
641 : | if (bDirection & 8) CHECK_CANDIDATE(x, y + iDiamondSize, 8); | ||
642 : | edgomez | 1.20 | |
643 : | syskin | 1.44.2.34 | /* now we're doing diagonal checks near our candidate */ |
644 : | |||
645 : | syskin | 1.44.2.44 | if (iDirection) { //if anything found |
646 : | syskin | 1.44.2.34 | bDirection = iDirection; |
647 : | chl | 1.18 | iDirection = 0; |
648 : | syskin | 1.44.2.34 | x = data->currentMV->x; y = data->currentMV->y; |
649 : | if (bDirection & 3) { //our candidate is left or right | ||
650 : | CHECK_CANDIDATE(x, y + iDiamondSize, 8); | ||
651 : | CHECK_CANDIDATE(x, y - iDiamondSize, 4); | ||
652 : | } else { // what remains here is up or down | ||
653 : | CHECK_CANDIDATE(x + iDiamondSize, y, 2); | ||
654 : | syskin | 1.44.2.40 | CHECK_CANDIDATE(x - iDiamondSize, y, 1); |
655 : | syskin | 1.44.2.34 | } |
656 : | |||
657 : | if (iDirection) { | ||
658 : | bDirection += iDirection; | ||
659 : | syskin | 1.44.2.40 | x = data->currentMV->x; y = data->currentMV->y; |
660 : | syskin | 1.44.2.34 | } |
661 : | } else { //about to quit, eh? not so fast.... | ||
662 : | switch (bDirection) { | ||
663 : | case 2: | ||
664 : | CHECK_CANDIDATE(x + iDiamondSize, y - iDiamondSize, 2 + 4); | ||
665 : | CHECK_CANDIDATE(x + iDiamondSize, y + iDiamondSize, 2 + 8); | ||
666 : | break; | ||
667 : | case 1: | ||
668 : | CHECK_CANDIDATE(x - iDiamondSize, y - iDiamondSize, 1 + 4); | ||
669 : | CHECK_CANDIDATE(x - iDiamondSize, y + iDiamondSize, 1 + 8); | ||
670 : | break; | ||
671 : | case 2 + 4: | ||
672 : | CHECK_CANDIDATE(x - iDiamondSize, y - iDiamondSize, 1 + 4); | ||
673 : | CHECK_CANDIDATE(x + iDiamondSize, y - iDiamondSize, 2 + 4); | ||
674 : | CHECK_CANDIDATE(x + iDiamondSize, y + iDiamondSize, 2 + 8); | ||
675 : | break; | ||
676 : | case 4: | ||
677 : | CHECK_CANDIDATE(x + iDiamondSize, y - iDiamondSize, 2 + 4); | ||
678 : | CHECK_CANDIDATE(x - iDiamondSize, y - iDiamondSize, 1 + 4); | ||
679 : | break; | ||
680 : | case 8: | ||
681 : | CHECK_CANDIDATE(x + iDiamondSize, y + iDiamondSize, 2 + 8); | ||
682 : | CHECK_CANDIDATE(x - iDiamondSize, y + iDiamondSize, 1 + 8); | ||
683 : | break; | ||
684 : | case 1 + 4: | ||
685 : | CHECK_CANDIDATE(x - iDiamondSize, y + iDiamondSize, 1 + 8); | ||
686 : | CHECK_CANDIDATE(x - iDiamondSize, y - iDiamondSize, 1 + 4); | ||
687 : | CHECK_CANDIDATE(x + iDiamondSize, y - iDiamondSize, 2 + 4); | ||
688 : | break; | ||
689 : | case 2 + 8: | ||
690 : | CHECK_CANDIDATE(x - iDiamondSize, y - iDiamondSize, 1 + 4); | ||
691 : | CHECK_CANDIDATE(x - iDiamondSize, y + iDiamondSize, 1 + 8); | ||
692 : | CHECK_CANDIDATE(x + iDiamondSize, y + iDiamondSize, 2 + 8); | ||
693 : | break; | ||
694 : | case 1 + 8: | ||
695 : | CHECK_CANDIDATE(x + iDiamondSize, y - iDiamondSize, 2 + 4); | ||
696 : | CHECK_CANDIDATE(x + iDiamondSize, y + iDiamondSize, 2 + 8); | ||
697 : | CHECK_CANDIDATE(x - iDiamondSize, y + iDiamondSize, 1 + 8); | ||
698 : | break; | ||
699 : | default: //1+2+4+8 == we didn't find anything at all | ||
700 : | CHECK_CANDIDATE(x - iDiamondSize, y - iDiamondSize, 1 + 4); | ||
701 : | CHECK_CANDIDATE(x - iDiamondSize, y + iDiamondSize, 1 + 8); | ||
702 : | CHECK_CANDIDATE(x + iDiamondSize, y - iDiamondSize, 2 + 4); | ||
703 : | CHECK_CANDIDATE(x + iDiamondSize, y + iDiamondSize, 2 + 8); | ||
704 : | break; | ||
705 : | chl | 1.18 | } |
706 : | syskin | 1.44.2.34 | if (!iDirection) break; //ok, the end. really |
707 : | bDirection = iDirection; | ||
708 : | x = data->currentMV->x; y = data->currentMV->y; | ||
709 : | chl | 1.18 | } |
710 : | syskin | 1.44.2.34 | } |
711 : | chl | 1.18 | } |
712 : | |||
713 : | chl | 1.44.2.1 | static void |
714 : | SquareSearch(int x, int y, const SearchData * const data, int bDirection) | ||
715 : | { | ||
716 : | int iDirection; | ||
717 : | chl | 1.35 | |
718 : | chl | 1.44.2.1 | do { |
719 : | iDirection = 0; | ||
720 : | if (bDirection & 1) CHECK_CANDIDATE(x - iDiamondSize, y, 1+16+64); | ||
721 : | if (bDirection & 2) CHECK_CANDIDATE(x + iDiamondSize, y, 2+32+128); | ||
722 : | if (bDirection & 4) CHECK_CANDIDATE(x, y - iDiamondSize, 4+16+32); | ||
723 : | if (bDirection & 8) CHECK_CANDIDATE(x, y + iDiamondSize, 8+64+128); | ||
724 : | if (bDirection & 16) CHECK_CANDIDATE(x - iDiamondSize, y - iDiamondSize, 1+4+16+32+64); | ||
725 : | if (bDirection & 32) CHECK_CANDIDATE(x + iDiamondSize, y - iDiamondSize, 2+4+16+32+128); | ||
726 : | if (bDirection & 64) CHECK_CANDIDATE(x - iDiamondSize, y + iDiamondSize, 1+8+16+64+128); | ||
727 : | if (bDirection & 128) CHECK_CANDIDATE(x + iDiamondSize, y + iDiamondSize, 2+8+32+64+128); | ||
728 : | |||
729 : | bDirection = iDirection; | ||
730 : | x = data->currentMV->x; y = data->currentMV->y; | ||
731 : | } while (iDirection); | ||
732 : | chl | 1.35 | } |
733 : | |||
734 : | chl | 1.44.2.1 | static void |
735 : | DiamondSearch(int x, int y, const SearchData * const data, int bDirection) | ||
736 : | chl | 1.18 | { |
737 : | |||
738 : | /* directions: 1 - left (x-1); 2 - right (x+1), 4 - up (y-1); 8 - down (y+1) */ | ||
739 : | |||
740 : | syskin | 1.44.2.34 | int iDirection; |
741 : | edgomez | 1.20 | |
742 : | syskin | 1.44.2.34 | do { |
743 : | iDirection = 0; | ||
744 : | if (bDirection & 1) CHECK_CANDIDATE(x - iDiamondSize, y, 1); | ||
745 : | if (bDirection & 2) CHECK_CANDIDATE(x + iDiamondSize, y, 2); | ||
746 : | if (bDirection & 4) CHECK_CANDIDATE(x, y - iDiamondSize, 4); | ||
747 : | if (bDirection & 8) CHECK_CANDIDATE(x, y + iDiamondSize, 8); | ||
748 : | chl | 1.18 | |
749 : | syskin | 1.44.2.34 | /* now we're doing diagonal checks near our candidate */ |
750 : | |||
751 : | if (iDirection) { //checking if anything found | ||
752 : | bDirection = iDirection; | ||
753 : | iDirection = 0; | ||
754 : | x = data->currentMV->x; y = data->currentMV->y; | ||
755 : | if (bDirection & 3) { //our candidate is left or right | ||
756 : | CHECK_CANDIDATE(x, y + iDiamondSize, 8); | ||
757 : | CHECK_CANDIDATE(x, y - iDiamondSize, 4); | ||
758 : | } else { // what remains here is up or down | ||
759 : | CHECK_CANDIDATE(x + iDiamondSize, y, 2); | ||
760 : | syskin | 1.44.2.40 | CHECK_CANDIDATE(x - iDiamondSize, y, 1); |
761 : | chl | 1.18 | } |
762 : | syskin | 1.44.2.34 | bDirection += iDirection; |
763 : | x = data->currentMV->x; y = data->currentMV->y; | ||
764 : | chl | 1.18 | } |
765 : | syskin | 1.44.2.34 | } |
766 : | while (iDirection); | ||
767 : | chl | 1.18 | } |
768 : | |||
769 : | chl | 1.44.2.1 | /* MAINSEARCH FUNCTIONS END */ |
770 : | |||
771 : | static void | ||
772 : | syskin | 1.44.2.22 | SubpelRefine(const SearchData * const data) |
773 : | Isibaar | 1.1 | { |
774 : | syskin | 1.44.2.22 | /* Do a half-pel or q-pel refinement */ |
775 : | syskin | 1.44.2.44 | const VECTOR centerMV = data->qpel_precision ? *data->currentQMV : *data->currentMV; |
776 : | int iDirection; //only needed because macro expects it | ||
777 : | edgomez | 1.20 | |
778 : | syskin | 1.44.2.44 | CHECK_CANDIDATE(centerMV.x, centerMV.y - 1, 0); |
779 : | CHECK_CANDIDATE(centerMV.x + 1, centerMV.y - 1, 0); | ||
780 : | CHECK_CANDIDATE(centerMV.x + 1, centerMV.y, 0); | ||
781 : | CHECK_CANDIDATE(centerMV.x + 1, centerMV.y + 1, 0); | ||
782 : | CHECK_CANDIDATE(centerMV.x, centerMV.y + 1, 0); | ||
783 : | CHECK_CANDIDATE(centerMV.x - 1, centerMV.y + 1, 0); | ||
784 : | CHECK_CANDIDATE(centerMV.x - 1, centerMV.y, 0); | ||
785 : | CHECK_CANDIDATE(centerMV.x - 1, centerMV.y - 1, 0); | ||
786 : | Isibaar | 1.44.2.7 | } |
787 : | |||
788 : | chl | 1.44.2.1 | static __inline int |
789 : | SkipDecisionP(const IMAGE * current, const IMAGE * reference, | ||
790 : | const int x, const int y, | ||
791 : | syskin | 1.44.2.44 | const uint32_t stride, const uint32_t iQuant, int rrv) |
792 : | Isibaar | 1.1 | |
793 : | chl | 1.44.2.1 | { |
794 : | syskin | 1.44.2.44 | if(!rrv) { |
795 : | uint32_t sadC = sad8(current->u + x*8 + y*stride*8, | ||
796 : | reference->u + x*8 + y*stride*8, stride); | ||
797 : | syskin | 1.44.2.32 | if (sadC > iQuant * MAX_CHROMA_SAD_FOR_SKIP) return 0; |
798 : | syskin | 1.44.2.44 | sadC += sad8(current->v + (x + y*stride)*8, |
799 : | reference->v + (x + y*stride)*8, stride); | ||
800 : | syskin | 1.44.2.32 | if (sadC > iQuant * MAX_CHROMA_SAD_FOR_SKIP) return 0; |
801 : | return 1; | ||
802 : | syskin | 1.44.2.44 | |
803 : | } else { | ||
804 : | uint32_t sadC = sad16(current->u + x*16 + y*stride*16, | ||
805 : | reference->u + x*16 + y*stride*16, stride, 256*4096); | ||
806 : | if (sadC > iQuant * MAX_CHROMA_SAD_FOR_SKIP*4) return 0; | ||
807 : | sadC += sad16(current->v + (x + y*stride)*16, | ||
808 : | reference->v + (x + y*stride)*16, stride, 256*4096); | ||
809 : | if (sadC > iQuant * MAX_CHROMA_SAD_FOR_SKIP*4) return 0; | ||
810 : | return 1; | ||
811 : | syskin | 1.44.2.32 | } |
812 : | chl | 1.44.2.1 | } |
813 : | Isibaar | 1.1 | |
814 : | chl | 1.44.2.1 | static __inline void |
815 : | SkipMacroblockP(MACROBLOCK *pMB, const int32_t sad) | ||
816 : | { | ||
817 : | pMB->mode = MODE_NOT_CODED; | ||
818 : | syskin | 1.44.2.44 | pMB->mvs[0] = pMB->mvs[1] = pMB->mvs[2] = pMB->mvs[3] = zeroMV; |
819 : | pMB->qmvs[0] = pMB->qmvs[1] = pMB->qmvs[2] = pMB->qmvs[3] = zeroMV; | ||
820 : | chl | 1.44.2.1 | pMB->sad16 = pMB->sad8[0] = pMB->sad8[1] = pMB->sad8[2] = pMB->sad8[3] = sad; |
821 : | } | ||
822 : | |||
823 : | syskin | 1.44.2.14 | bool |
824 : | chl | 1.44.2.1 | MotionEstimation(MBParam * const pParam, |
825 : | FRAMEINFO * const current, | ||
826 : | FRAMEINFO * const reference, | ||
827 : | const IMAGE * const pRefH, | ||
828 : | const IMAGE * const pRefV, | ||
829 : | const IMAGE * const pRefHV, | ||
830 : | const uint32_t iLimit) | ||
831 : | { | ||
832 : | MACROBLOCK *const pMBs = current->mbs; | ||
833 : | const IMAGE *const pCurrent = ¤t->image; | ||
834 : | const IMAGE *const pRef = &reference->image; | ||
835 : | Isibaar | 1.1 | |
836 : | syskin | 1.44.2.32 | uint32_t mb_width = pParam->mb_width; |
837 : | uint32_t mb_height = pParam->mb_height; | ||
838 : | syskin | 1.44.2.44 | const uint32_t iEdgedWidth = pParam->edged_width; |
839 : | suxen_drol | 1.44.2.31 | |
840 : | chl | 1.44.2.1 | uint32_t x, y; |
841 : | uint32_t iIntra = 0; | ||
842 : | syskin | 1.44.2.14 | int32_t InterBias, quant = current->quant, sad00; |
843 : | chl | 1.44.2.1 | |
844 : | Isibaar | 1.44.2.2 | // some pre-initialized thingies for SearchP |
845 : | syskin | 1.44.2.34 | int32_t temp[8]; |
846 : | Isibaar | 1.44.2.2 | VECTOR currentMV[5]; |
847 : | Isibaar | 1.44.2.7 | VECTOR currentQMV[5]; |
848 : | Isibaar | 1.44.2.2 | int32_t iMinSAD[5]; |
849 : | SearchData Data; | ||
850 : | syskin | 1.44.2.32 | memset(&Data, 0, sizeof(SearchData)); |
851 : | syskin | 1.44.2.44 | Data.iEdgedWidth = iEdgedWidth; |
852 : | Isibaar | 1.44.2.2 | Data.currentMV = currentMV; |
853 : | Isibaar | 1.44.2.7 | Data.currentQMV = currentQMV; |
854 : | Isibaar | 1.44.2.2 | Data.iMinSAD = iMinSAD; |
855 : | Data.temp = temp; | ||
856 : | Data.iFcode = current->fcode; | ||
857 : | Isibaar | 1.44.2.7 | Data.rounding = pParam->m_rounding_type; |
858 : | syskin | 1.44.2.14 | Data.qpel = pParam->m_quarterpel; |
859 : | syskin | 1.44.2.49 | Data.chroma = current->motion_flags & PMV_CHROMA16; |
860 : | syskin | 1.44.2.32 | Data.rrv = current->global_flags & XVID_REDUCED; |
861 : | Isibaar | 1.44.2.7 | |
862 : | syskin | 1.44.2.32 | if ((current->global_flags & XVID_REDUCED)) { |
863 : | suxen_drol | 1.44.2.31 | mb_width = (pParam->width + 31) / 32; |
864 : | mb_height = (pParam->height + 31) / 32; | ||
865 : | syskin | 1.44.2.32 | Data.qpel = Data.chroma = 0; |
866 : | suxen_drol | 1.44.2.31 | } |
867 : | |||
868 : | syskin | 1.44.2.42 | Data.RefQ = pRefV->u; // a good place, also used in MC (for similar purpose) |
869 : | chl | 1.44.2.1 | if (sadInit) (*sadInit) (); |
870 : | |||
871 : | suxen_drol | 1.44.2.31 | for (y = 0; y < mb_height; y++) { |
872 : | for (x = 0; x < mb_width; x++) { | ||
873 : | chl | 1.44.2.1 | MACROBLOCK *pMB = &pMBs[x + y * pParam->mb_width]; |
874 : | syskin | 1.44.2.44 | |
875 : | if (!Data.rrv) pMB->sad16 = | ||
876 : | sad16v(pCurrent->y + (x + y * iEdgedWidth) * 16, | ||
877 : | pRef->y + (x + y * iEdgedWidth) * 16, | ||
878 : | syskin | 1.44.2.32 | pParam->edged_width, pMB->sad8 ); |
879 : | syskin | 1.44.2.44 | |
880 : | syskin | 1.44.2.40 | else pMB->sad16 = |
881 : | syskin | 1.44.2.44 | sad32v_c(pCurrent->y + (x + y * iEdgedWidth) * 32, |
882 : | pRef->y + (x + y * iEdgedWidth) * 32, | ||
883 : | chl | 1.44.2.1 | pParam->edged_width, pMB->sad8 ); |
884 : | |||
885 : | syskin | 1.44.2.14 | if (Data.chroma) { |
886 : | syskin | 1.44.2.44 | Data.temp[7] = sad8(pCurrent->u + x*8 + y*(iEdgedWidth/2)*8, |
887 : | pRef->u + x*8 + y*(iEdgedWidth/2)*8, iEdgedWidth/2) | ||
888 : | + sad8(pCurrent->v + (x + y*(iEdgedWidth/2))*8, | ||
889 : | pRef->v + (x + y*(iEdgedWidth/2))*8, iEdgedWidth/2); | ||
890 : | pMB->sad16 += Data.temp[7]; | ||
891 : | syskin | 1.44.2.14 | } |
892 : | |||
893 : | syskin | 1.44.2.44 | sad00 = pMB->sad16; |
894 : | syskin | 1.44.2.14 | |
895 : | chl | 1.44.2.1 | if (!(current->global_flags & XVID_LUMIMASKING)) { |
896 : | pMB->dquant = NO_CHANGE; | ||
897 : | syskin | 1.44.2.11 | } else { |
898 : | syskin | 1.44.2.5 | if (pMB->dquant != NO_CHANGE) { |
899 : | quant += DQtab[pMB->dquant]; | ||
900 : | if (quant > 31) quant = 31; | ||
901 : | else if (quant < 1) quant = 1; | ||
902 : | } | ||
903 : | syskin | 1.44.2.11 | } |
904 : | syskin | 1.44.2.44 | pMB->quant = current->quant; |
905 : | chl | 1.44.2.1 | |
906 : | syskin | 1.44.2.14 | //initial skip decision |
907 : | chl | 1.44.2.45 | /* no early skip for GMC (global vector = skip vector is unknown!) */ |
908 : | if (!(current->global_flags & XVID_GMC)) { /* no fast SKIP for S(GMC)-VOPs */ | ||
909 : | syskin | 1.44.2.49 | if (pMB->dquant == NO_CHANGE && sad00 < pMB->quant * INITIAL_SKIP_THRESH * (Data.rrv ? 4:1) ) |
910 : | syskin | 1.44.2.44 | if (Data.chroma || SkipDecisionP(pCurrent, pRef, x, y, iEdgedWidth/2, pMB->quant, Data.rrv)) { |
911 : | chl | 1.44.2.13 | SkipMacroblockP(pMB, sad00); |
912 : | continue; | ||
913 : | } | ||
914 : | } | ||
915 : | syskin | 1.44.2.44 | |
916 : | syskin | 1.44.2.14 | SearchP(pRef, pRefH->y, pRefV->y, pRefHV->y, pCurrent, x, |
917 : | chl | 1.44.2.1 | y, current->motion_flags, pMB->quant, |
918 : | Isibaar | 1.44.2.2 | &Data, pParam, pMBs, reference->mbs, |
919 : | chl | 1.44.2.1 | current->global_flags & XVID_INTER4V, pMB); |
920 : | |||
921 : | /* final skip decision, a.k.a. "the vector you found, really that good?" */ | ||
922 : | chl | 1.44.2.45 | if (!(current->global_flags & XVID_GMC)) { |
923 : | chl | 1.44.2.13 | if ( (pMB->dquant == NO_CHANGE) && (sad00 < pMB->quant * MAX_SAD00_FOR_SKIP) |
924 : | syskin | 1.44.2.32 | && ((100*pMB->sad16)/(sad00+1) > FINAL_SKIP_THRESH * (Data.rrv ? 4:1)) ) |
925 : | syskin | 1.44.2.44 | if (Data.chroma || SkipDecisionP(pCurrent, pRef, x, y, iEdgedWidth/2, pMB->quant, Data.rrv)) { |
926 : | chl | 1.44.2.13 | SkipMacroblockP(pMB, sad00); |
927 : | continue; | ||
928 : | } | ||
929 : | } | ||
930 : | syskin | 1.44.2.44 | |
931 : | chl | 1.44.2.1 | /* finally, intra decision */ |
932 : | Isibaar | 1.1 | |
933 : | chl | 1.44.2.1 | InterBias = MV16_INTER_BIAS; |
934 : | syskin | 1.44.2.44 | if (pMB->quant > 8) InterBias += 100 * (pMB->quant - 8); // to make high quants work |
935 : | chl | 1.44.2.1 | if (y != 0) |
936 : | syskin | 1.44.2.16 | if ((pMB - pParam->mb_width)->mode == MODE_INTRA ) InterBias -= 80; |
937 : | chl | 1.44.2.1 | if (x != 0) |
938 : | syskin | 1.44.2.16 | if ((pMB - 1)->mode == MODE_INTRA ) InterBias -= 80; |
939 : | syskin | 1.44.2.44 | |
940 : | syskin | 1.44.2.14 | if (Data.chroma) InterBias += 50; // to compensate bigger SAD |
941 : | syskin | 1.44.2.44 | if (Data.rrv) InterBias *= 4; |
942 : | chl | 1.44.2.1 | |
943 : | syskin | 1.44.2.44 | if (InterBias < pMB->sad16) { |
944 : | syskin | 1.44.2.32 | int32_t deviation; |
945 : | syskin | 1.44.2.44 | if (!Data.rrv) |
946 : | deviation = dev16(pCurrent->y + (x + y * iEdgedWidth) * 16, iEdgedWidth); | ||
947 : | else { | ||
948 : | deviation = dev16(pCurrent->y + (x + y * iEdgedWidth) * 32, iEdgedWidth) | ||
949 : | + dev16(pCurrent->y + (x + y * iEdgedWidth) * 32 + 16, iEdgedWidth) | ||
950 : | + dev16(pCurrent->y + (x + y * iEdgedWidth) * 32 + 16 * iEdgedWidth, iEdgedWidth) | ||
951 : | + dev16(pCurrent->y + (x + y * iEdgedWidth) * 32 + 16 * (iEdgedWidth+1), iEdgedWidth); | ||
952 : | } | ||
953 : | if (deviation < (pMB->sad16 - InterBias)) { | ||
954 : | syskin | 1.44.2.42 | if (++iIntra >= iLimit) return 1; |
955 : | syskin | 1.44.2.44 | SkipMacroblockP(pMB, 0); //same thing |
956 : | chl | 1.44.2.1 | pMB->mode = MODE_INTRA; |
957 : | } | ||
958 : | } | ||
959 : | } | ||
960 : | } | ||
961 : | chl | 1.44.2.13 | |
962 : | chl | 1.44.2.46 | if (current->global_flags & XVID_GMC ) /* GMC only for S(GMC)-VOPs */ |
963 : | chl | 1.44.2.45 | { |
964 : | current->warp = GlobalMotionEst( pMBs, pParam, current, reference, pRefH, pRefV, pRefHV); | ||
965 : | } | ||
966 : | |||
967 : | syskin | 1.44.2.14 | return 0; |
968 : | chl | 1.44.2.1 | } |
969 : | chl | 1.18 | |
970 : | edgomez | 1.20 | |
971 : | chl | 1.44.2.1 | static __inline int |
972 : | make_mask(const VECTOR * const pmv, const int i) | ||
973 : | { | ||
974 : | Isibaar | 1.44.2.2 | int mask = 255, j; |
975 : | chl | 1.44.2.1 | for (j = 0; j < i; j++) { |
976 : | if (MVequal(pmv[i], pmv[j])) return 0; // same vector has been checked already | ||
977 : | if (pmv[i].x == pmv[j].x) { | ||
978 : | syskin | 1.44.2.44 | if (pmv[i].y == pmv[j].y + iDiamondSize) mask &= ~4; |
979 : | else if (pmv[i].y == pmv[j].y - iDiamondSize) mask &= ~8; | ||
980 : | syskin | 1.44.2.40 | } else |
981 : | chl | 1.44.2.1 | if (pmv[i].y == pmv[j].y) { |
982 : | syskin | 1.44.2.44 | if (pmv[i].x == pmv[j].x + iDiamondSize) mask &= ~1; |
983 : | else if (pmv[i].x == pmv[j].x - iDiamondSize) mask &= ~2; | ||
984 : | chl | 1.44.2.1 | } |
985 : | } | ||
986 : | return mask; | ||
987 : | } | ||
988 : | |||
989 : | syskin | 1.44.2.40 | static __inline void |
990 : | syskin | 1.44.2.32 | PreparePredictionsP(VECTOR * const pmv, int x, int y, int iWcount, |
991 : | int iHcount, const MACROBLOCK * const prevMB, int rrv) | ||
992 : | chl | 1.44.2.1 | { |
993 : | |||
994 : | //this function depends on get_pmvdata which means that it sucks. It should get the predictions by itself | ||
995 : | syskin | 1.44.2.32 | if (rrv) { iWcount /= 2; iHcount /= 2; } |
996 : | chl | 1.44.2.1 | |
997 : | syskin | 1.44.2.32 | if ( (y != 0) && (x < (iWcount-1)) ) { // [5] top-right neighbour |
998 : | chl | 1.44.2.1 | pmv[5].x = EVEN(pmv[3].x); |
999 : | syskin | 1.44.2.40 | pmv[5].y = EVEN(pmv[3].y); |
1000 : | Isibaar | 1.44.2.2 | } else pmv[5].x = pmv[5].y = 0; |
1001 : | chl | 1.44.2.1 | |
1002 : | if (x != 0) { pmv[3].x = EVEN(pmv[1].x); pmv[3].y = EVEN(pmv[1].y); }// pmv[3] is left neighbour | ||
1003 : | else pmv[3].x = pmv[3].y = 0; | ||
1004 : | |||
1005 : | if (y != 0) { pmv[4].x = EVEN(pmv[2].x); pmv[4].y = EVEN(pmv[2].y); }// [4] top neighbour | ||
1006 : | syskin | 1.44.2.44 | else pmv[4].x = pmv[4].y = 0; |
1007 : | chl | 1.44.2.1 | |
1008 : | // [1] median prediction | ||
1009 : | syskin | 1.44.2.43 | pmv[1].x = EVEN(pmv[0].x); pmv[1].y = EVEN(pmv[0].y); |
1010 : | chl | 1.44.2.1 | |
1011 : | pmv[0].x = pmv[0].y = 0; // [0] is zero; not used in the loop (checked before) but needed here for make_mask | ||
1012 : | |||
1013 : | pmv[2].x = EVEN(prevMB->mvs[0].x); // [2] is last frame | ||
1014 : | pmv[2].y = EVEN(prevMB->mvs[0].y); | ||
1015 : | |||
1016 : | syskin | 1.44.2.32 | if ((x < iWcount-1) && (y < iHcount-1)) { |
1017 : | chl | 1.44.2.1 | pmv[6].x = EVEN((prevMB+1+iWcount)->mvs[0].x); //[6] right-down neighbour in last frame |
1018 : | syskin | 1.44.2.40 | pmv[6].y = EVEN((prevMB+1+iWcount)->mvs[0].y); |
1019 : | Isibaar | 1.44.2.2 | } else pmv[6].x = pmv[6].y = 0; |
1020 : | syskin | 1.44.2.32 | |
1021 : | if (rrv) { | ||
1022 : | int i; | ||
1023 : | for (i = 0; i < 7; i++) { | ||
1024 : | syskin | 1.44.2.44 | pmv[i].x = RRV_MV_SCALEUP(pmv[i].x); |
1025 : | syskin | 1.44.2.43 | pmv[i].y = RRV_MV_SCALEUP(pmv[i].y); |
1026 : | syskin | 1.44.2.32 | } |
1027 : | } | ||
1028 : | chl | 1.44.2.1 | } |
1029 : | |||
1030 : | static void | ||
1031 : | syskin | 1.44.2.14 | SearchP(const IMAGE * const pRef, |
1032 : | chl | 1.44.2.1 | const uint8_t * const pRefH, |
1033 : | const uint8_t * const pRefV, | ||
1034 : | const uint8_t * const pRefHV, | ||
1035 : | const IMAGE * const pCur, | ||
1036 : | const int x, | ||
1037 : | const int y, | ||
1038 : | const uint32_t MotionFlags, | ||
1039 : | const uint32_t iQuant, | ||
1040 : | Isibaar | 1.44.2.2 | SearchData * const Data, |
1041 : | chl | 1.44.2.1 | const MBParam * const pParam, |
1042 : | const MACROBLOCK * const pMBs, | ||
1043 : | const MACROBLOCK * const prevMBs, | ||
1044 : | int inter4v, | ||
1045 : | MACROBLOCK * const pMB) | ||
1046 : | { | ||
1047 : | Isibaar | 1.1 | |
1048 : | chl | 1.44.2.1 | int i, iDirection = 255, mask, threshA; |
1049 : | Isibaar | 1.44.2.2 | VECTOR pmv[7]; |
1050 : | chl | 1.44.2.1 | |
1051 : | syskin | 1.44.2.34 | get_range(&Data->min_dx, &Data->max_dx, &Data->min_dy, &Data->max_dy, x, y, 16, |
1052 : | pParam->width, pParam->height, Data->iFcode - Data->qpel, 0, Data->rrv); | ||
1053 : | syskin | 1.44.2.32 | |
1054 : | syskin | 1.44.2.44 | get_pmvdata2(pMBs, pParam->mb_width, 0, x, y, 0, pmv, Data->temp); |
1055 : | syskin | 1.44.2.32 | |
1056 : | syskin | 1.44.2.44 | Data->temp[5] = Data->temp[6] = 0; // chroma-sad cache |
1057 : | i = Data->rrv ? 2 : 1; | ||
1058 : | syskin | 1.44.2.32 | Data->Cur = pCur->y + (x + y * Data->iEdgedWidth) * 16*i; |
1059 : | Data->CurV = pCur->v + (x + y * (Data->iEdgedWidth/2)) * 8*i; | ||
1060 : | Data->CurU = pCur->u + (x + y * (Data->iEdgedWidth/2)) * 8*i; | ||
1061 : | |||
1062 : | Data->Ref = pRef->y + (x + Data->iEdgedWidth*y) * 16*i; | ||
1063 : | Data->RefH = pRefH + (x + Data->iEdgedWidth*y) * 16*i; | ||
1064 : | Data->RefV = pRefV + (x + Data->iEdgedWidth*y) * 16*i; | ||
1065 : | Data->RefHV = pRefHV + (x + Data->iEdgedWidth*y) * 16*i; | ||
1066 : | Data->RefCV = pRef->v + (x + y * (Data->iEdgedWidth/2)) * 8*i; | ||
1067 : | Data->RefCU = pRef->u + (x + y * (Data->iEdgedWidth/2)) * 8*i; | ||
1068 : | Isibaar | 1.1 | |
1069 : | syskin | 1.44.2.11 | Data->lambda16 = lambda_vec16[iQuant]; |
1070 : | Isibaar | 1.44.2.12 | Data->lambda8 = lambda_vec8[iQuant]; |
1071 : | syskin | 1.44.2.22 | Data->qpel_precision = 0; |
1072 : | Isibaar | 1.1 | |
1073 : | edgomez | 1.44.2.4 | if (pMB->dquant != NO_CHANGE) inter4v = 0; |
1074 : | Isibaar | 1.44.2.2 | |
1075 : | syskin | 1.44.2.44 | for(i = 0; i < 5; i++) |
1076 : | Isibaar | 1.44.2.7 | Data->currentMV[i].x = Data->currentMV[i].y = 0; |
1077 : | chl | 1.44.2.1 | |
1078 : | syskin | 1.44.2.44 | if (Data->qpel) Data->predMV = get_qpmv2(pMBs, pParam->mb_width, 0, x, y, 0); |
1079 : | syskin | 1.44.2.22 | else Data->predMV = pmv[0]; |
1080 : | Isibaar | 1.44.2.12 | |
1081 : | syskin | 1.44.2.36 | i = d_mv_bits(0, 0, Data->predMV, Data->iFcode, 0, 0); |
1082 : | syskin | 1.44.2.44 | Data->iMinSAD[0] = pMB->sad16 + ((Data->lambda16 * i * pMB->sad16)>>10); |
1083 : | Data->iMinSAD[1] = pMB->sad8[0] + ((Data->lambda8 * i * (pMB->sad8[0]+NEIGH_8X8_BIAS)) >> 10); | ||
1084 : | Isibaar | 1.44.2.2 | Data->iMinSAD[2] = pMB->sad8[1]; |
1085 : | Data->iMinSAD[3] = pMB->sad8[2]; | ||
1086 : | Data->iMinSAD[4] = pMB->sad8[3]; | ||
1087 : | chl | 1.44.2.1 | |
1088 : | syskin | 1.44.2.44 | if (x | y) { |
1089 : | edgomez | 1.44.2.4 | threshA = Data->temp[0]; // that's when we keep this SAD atm |
1090 : | chl | 1.44.2.1 | if (threshA < 512) threshA = 512; |
1091 : | syskin | 1.44.2.44 | else if (threshA > 1024) threshA = 1024; |
1092 : | } else threshA = 512; | ||
1093 : | chl | 1.44.2.1 | |
1094 : | PreparePredictionsP(pmv, x, y, pParam->mb_width, pParam->mb_height, | ||
1095 : | syskin | 1.44.2.32 | prevMBs + x + y * pParam->mb_width, Data->rrv); |
1096 : | chl | 1.44.2.1 | |
1097 : | syskin | 1.44.2.44 | if (!Data->rrv) { |
1098 : | if (inter4v | Data->chroma) CheckCandidate = CheckCandidate16; | ||
1099 : | else CheckCandidate = CheckCandidate16no4v; //for extra speed | ||
1100 : | } else CheckCandidate = CheckCandidate32; | ||
1101 : | edgomez | 1.44.2.4 | |
1102 : | syskin | 1.44.2.44 | /* main loop. checking all predictions (but first, which is 0,0 and has been checked in MotionEstimation())*/ |
1103 : | chl | 1.44.2.1 | |
1104 : | for (i = 1; i < 7; i++) { | ||
1105 : | if (!(mask = make_mask(pmv, i)) ) continue; | ||
1106 : | edgomez | 1.44.2.4 | (*CheckCandidate)(pmv[i].x, pmv[i].y, mask, &iDirection, Data); |
1107 : | Isibaar | 1.44.2.2 | if (Data->iMinSAD[0] <= threshA) break; |
1108 : | chl | 1.44.2.1 | } |
1109 : | |||
1110 : | Isibaar | 1.44.2.2 | if ((Data->iMinSAD[0] <= threshA) || |
1111 : | (MVequal(Data->currentMV[0], (prevMBs+x+y*pParam->mb_width)->mvs[0]) && | ||
1112 : | syskin | 1.44.2.44 | (Data->iMinSAD[0] < (prevMBs+x+y*pParam->mb_width)->sad16))) |
1113 : | chl | 1.44.2.1 | inter4v = 0; |
1114 : | syskin | 1.44.2.44 | else { |
1115 : | edgomez | 1.20 | |
1116 : | syskin | 1.44.2.40 | MainSearchFunc * MainSearchPtr; |
1117 : | Isibaar | 1.44.2.2 | if (MotionFlags & PMV_USESQUARES16) MainSearchPtr = SquareSearch; |
1118 : | else if (MotionFlags & PMV_ADVANCEDDIAMOND16) MainSearchPtr = AdvDiamondSearch; | ||
1119 : | else MainSearchPtr = DiamondSearch; | ||
1120 : | chl | 1.35 | |
1121 : | Isibaar | 1.44.2.2 | (*MainSearchPtr)(Data->currentMV->x, Data->currentMV->y, Data, iDirection); |
1122 : | chl | 1.13 | |
1123 : | chl | 1.44.2.1 | /* extended search, diamond starting in 0,0 and in prediction. |
1124 : | note that this search is/might be done in halfpel positions, | ||
1125 : | which makes it more different than the diamond above */ | ||
1126 : | Isibaar | 1.1 | |
1127 : | Isibaar | 1.44.2.2 | if (MotionFlags & PMV_EXTSEARCH16) { |
1128 : | int32_t bSAD; | ||
1129 : | VECTOR startMV = Data->predMV, backupMV = Data->currentMV[0]; | ||
1130 : | syskin | 1.44.2.32 | if (Data->rrv) { |
1131 : | startMV.x = RRV_MV_SCALEUP(startMV.x); | ||
1132 : | startMV.y = RRV_MV_SCALEUP(startMV.y); | ||
1133 : | syskin | 1.44.2.40 | } else |
1134 : | syskin | 1.44.2.32 | if (!(MotionFlags & PMV_HALFPELREFINE16)) // who's gonna use extsearch and no halfpel? |
1135 : | startMV.x = EVEN(startMV.x); startMV.y = EVEN(startMV.y); | ||
1136 : | Isibaar | 1.44.2.2 | if (!(MVequal(startMV, backupMV))) { |
1137 : | bSAD = Data->iMinSAD[0]; Data->iMinSAD[0] = MV_MAX_ERROR; | ||
1138 : | |||
1139 : | Isibaar | 1.44.2.12 | (*CheckCandidate)(startMV.x, startMV.y, 255, &iDirection, Data); |
1140 : | Isibaar | 1.44.2.2 | (*MainSearchPtr)(startMV.x, startMV.y, Data, 255); |
1141 : | if (bSAD < Data->iMinSAD[0]) { | ||
1142 : | Data->currentMV[0] = backupMV; | ||
1143 : | Data->iMinSAD[0] = bSAD; } | ||
1144 : | } | ||
1145 : | chl | 1.13 | |
1146 : | Isibaar | 1.44.2.2 | backupMV = Data->currentMV[0]; |
1147 : | syskin | 1.44.2.44 | if (MotionFlags & PMV_HALFPELREFINE16 && !Data->rrv) startMV.x = startMV.y = 1; |
1148 : | else startMV.x = startMV.y = 0; | ||
1149 : | Isibaar | 1.44.2.2 | if (!(MVequal(startMV, backupMV))) { |
1150 : | bSAD = Data->iMinSAD[0]; Data->iMinSAD[0] = MV_MAX_ERROR; | ||
1151 : | |||
1152 : | Isibaar | 1.44.2.12 | (*CheckCandidate)(startMV.x, startMV.y, 255, &iDirection, Data); |
1153 : | Isibaar | 1.44.2.2 | (*MainSearchPtr)(startMV.x, startMV.y, Data, 255); |
1154 : | if (bSAD < Data->iMinSAD[0]) { | ||
1155 : | Data->currentMV[0] = backupMV; | ||
1156 : | Data->iMinSAD[0] = bSAD; } | ||
1157 : | } | ||
1158 : | chl | 1.44.2.1 | } |
1159 : | } | ||
1160 : | chl | 1.13 | |
1161 : | syskin | 1.44.2.22 | if (MotionFlags & PMV_HALFPELREFINE16) SubpelRefine(Data); |
1162 : | Isibaar | 1.1 | |
1163 : | Isibaar | 1.44.2.7 | for(i = 0; i < 5; i++) { |
1164 : | Data->currentQMV[i].x = 2 * Data->currentMV[i].x; // initialize qpel vectors | ||
1165 : | Data->currentQMV[i].y = 2 * Data->currentMV[i].y; | ||
1166 : | } | ||
1167 : | |||
1168 : | syskin | 1.44.2.44 | if (Data->qpel && MotionFlags & PMV_QUARTERPELREFINE16) { |
1169 : | syskin | 1.44.2.22 | Data->qpel_precision = 1; |
1170 : | syskin | 1.44.2.34 | get_range(&Data->min_dx, &Data->max_dx, &Data->min_dy, &Data->max_dy, x, y, 16, |
1171 : | pParam->width, pParam->height, Data->iFcode, 1, 0); | ||
1172 : | syskin | 1.44.2.8 | |
1173 : | syskin | 1.44.2.22 | SubpelRefine(Data); |
1174 : | Isibaar | 1.44.2.7 | } |
1175 : | |||
1176 : | syskin | 1.44.2.44 | if (Data->iMinSAD[0] < (int32_t)iQuant * 30) inter4v = 0; |
1177 : | Isibaar | 1.44.2.2 | if (inter4v) { |
1178 : | SearchData Data8; | ||
1179 : | syskin | 1.44.2.44 | memcpy(&Data8, Data, sizeof(SearchData)); //quick copy of common data |
1180 : | |||
1181 : | Isibaar | 1.44.2.2 | Search8(Data, 2*x, 2*y, MotionFlags, pParam, pMB, pMBs, 0, &Data8); |
1182 : | Search8(Data, 2*x + 1, 2*y, MotionFlags, pParam, pMB, pMBs, 1, &Data8); | ||
1183 : | Search8(Data, 2*x, 2*y + 1, MotionFlags, pParam, pMB, pMBs, 2, &Data8); | ||
1184 : | Search8(Data, 2*x + 1, 2*y + 1, MotionFlags, pParam, pMB, pMBs, 3, &Data8); | ||
1185 : | syskin | 1.44.2.44 | |
1186 : | syskin | 1.44.2.14 | if (Data->chroma) { |
1187 : | syskin | 1.44.2.44 | int sumx = 0, sumy = 0; |
1188 : | const int div = 1 + Data->qpel; | ||
1189 : | const VECTOR * const mv = Data->qpel ? pMB->qmvs : pMB->mvs; | ||
1190 : | syskin | 1.44.2.14 | |
1191 : | syskin | 1.44.2.44 | for (i = 0; i < 4; i++) { |
1192 : | sumx += mv[i].x / div; | ||
1193 : | sumy += mv[i].y / div; | ||
1194 : | syskin | 1.44.2.22 | } |
1195 : | syskin | 1.44.2.44 | |
1196 : | syskin | 1.44.2.41 | Data->iMinSAD[1] += ChromaSAD( (sumx >> 3) + roundtab_76[sumx & 0xf], |
1197 : | (sumy >> 3) + roundtab_76[sumy & 0xf], Data); | ||
1198 : | syskin | 1.44.2.14 | } |
1199 : | Isibaar | 1.44.2.2 | } |
1200 : | chl | 1.13 | |
1201 : | syskin | 1.44.2.32 | if (Data->rrv) { |
1202 : | Data->currentMV[0].x = RRV_MV_SCALEDOWN(Data->currentMV[0].x); | ||
1203 : | Data->currentMV[0].y = RRV_MV_SCALEDOWN(Data->currentMV[0].y); | ||
1204 : | } | ||
1205 : | syskin | 1.44.2.38 | |
1206 : | chl | 1.44.2.1 | if (!(inter4v) || |
1207 : | syskin | 1.44.2.40 | (Data->iMinSAD[0] < Data->iMinSAD[1] + Data->iMinSAD[2] + |
1208 : | Isibaar | 1.44.2.2 | Data->iMinSAD[3] + Data->iMinSAD[4] + IMV16X16 * (int32_t)iQuant )) { |
1209 : | chl | 1.44.2.1 | // INTER MODE |
1210 : | pMB->mode = MODE_INTER; | ||
1211 : | syskin | 1.44.2.44 | pMB->mvs[0] = pMB->mvs[1] = pMB->mvs[2] = pMB->mvs[3] = Data->currentMV[0]; |
1212 : | pMB->sad16 = pMB->sad8[0] = pMB->sad8[1] = pMB->sad8[2] = pMB->sad8[3] = Data->iMinSAD[0]; | ||
1213 : | edgomez | 1.20 | |
1214 : | syskin | 1.44.2.44 | if(Data->qpel) { |
1215 : | syskin | 1.44.2.22 | pMB->qmvs[0] = pMB->qmvs[1] |
1216 : | = pMB->qmvs[2] = pMB->qmvs[3] = Data->currentQMV[0]; | ||
1217 : | pMB->pmvs[0].x = Data->currentQMV[0].x - Data->predMV.x; | ||
1218 : | pMB->pmvs[0].y = Data->currentQMV[0].y - Data->predMV.y; | ||
1219 : | syskin | 1.44.2.14 | } else { |
1220 : | Isibaar | 1.44.2.7 | pMB->pmvs[0].x = Data->currentMV[0].x - Data->predMV.x; |
1221 : | pMB->pmvs[0].y = Data->currentMV[0].y - Data->predMV.y; | ||
1222 : | } | ||
1223 : | chl | 1.44.2.1 | } else { |
1224 : | syskin | 1.44.2.40 | // INTER4V MODE; all other things are already set in Search8 |
1225 : | chl | 1.44.2.1 | pMB->mode = MODE_INTER4V; |
1226 : | syskin | 1.44.2.40 | pMB->sad16 = Data->iMinSAD[1] + Data->iMinSAD[2] + |
1227 : | Isibaar | 1.44.2.2 | Data->iMinSAD[3] + Data->iMinSAD[4] + IMV16X16 * iQuant; |
1228 : | chl | 1.44.2.1 | } |
1229 : | } | ||
1230 : | edgomez | 1.20 | |
1231 : | chl | 1.44.2.1 | static void |
1232 : | Search8(const SearchData * const OldData, | ||
1233 : | const int x, const int y, | ||
1234 : | const uint32_t MotionFlags, | ||
1235 : | const MBParam * const pParam, | ||
1236 : | MACROBLOCK * const pMB, | ||
1237 : | const MACROBLOCK * const pMBs, | ||
1238 : | Isibaar | 1.44.2.2 | const int block, |
1239 : | SearchData * const Data) | ||
1240 : | chl | 1.44.2.1 | { |
1241 : | syskin | 1.44.2.32 | int i = 0; |
1242 : | Isibaar | 1.44.2.2 | Data->iMinSAD = OldData->iMinSAD + 1 + block; |
1243 : | Data->currentMV = OldData->currentMV + 1 + block; | ||
1244 : | Isibaar | 1.44.2.7 | Data->currentQMV = OldData->currentQMV + 1 + block; |
1245 : | |||
1246 : | syskin | 1.44.2.44 | if(Data->qpel) { |
1247 : | syskin | 1.44.2.32 | Data->predMV = get_qpmv2(pMBs, pParam->mb_width, 0, x/2, y/2, block); |
1248 : | syskin | 1.44.2.36 | if (block != 0) i = d_mv_bits( Data->currentQMV->x, Data->currentQMV->y, |
1249 : | Data->predMV, Data->iFcode, 0, 0); | ||
1250 : | Isibaar | 1.44.2.12 | } else { |
1251 : | syskin | 1.44.2.32 | Data->predMV = get_pmv2(pMBs, pParam->mb_width, 0, x/2, y/2, block); |
1252 : | syskin | 1.44.2.44 | if (block != 0) i = d_mv_bits( Data->currentMV->x, Data->currentMV->y, |
1253 : | Data->predMV, Data->iFcode, 0, Data->rrv); | ||
1254 : | Isibaar | 1.44.2.12 | } |
1255 : | Isibaar | 1.1 | |
1256 : | syskin | 1.44.2.44 | *(Data->iMinSAD) += (Data->lambda8 * i * (*Data->iMinSAD + NEIGH_8X8_BIAS))>>10; |
1257 : | syskin | 1.44.2.32 | |
1258 : | syskin | 1.44.2.44 | if (MotionFlags & (PMV_EXTSEARCH8|PMV_HALFPELREFINE8|PMV_QUARTERPELREFINE8)) { |
1259 : | syskin | 1.44.2.32 | if (Data->rrv) i = 2; else i = 1; |
1260 : | edgomez | 1.20 | |
1261 : | syskin | 1.44.2.44 | Data->Ref = OldData->Ref + i * 8 * ((block&1) + Data->iEdgedWidth*(block>>1)); |
1262 : | Data->RefH = OldData->RefH + i * 8 * ((block&1) + Data->iEdgedWidth*(block>>1)); | ||
1263 : | Data->RefV = OldData->RefV + i * 8 * ((block&1) + Data->iEdgedWidth*(block>>1)); | ||
1264 : | Data->RefHV = OldData->RefHV + i * 8 * ((block&1) + Data->iEdgedWidth*(block>>1)); | ||
1265 : | Isibaar | 1.1 | |
1266 : | syskin | 1.44.2.44 | Data->Cur = OldData->Cur + i * 8 * ((block&1) + Data->iEdgedWidth*(block>>1)); |
1267 : | syskin | 1.44.2.22 | Data->qpel_precision = 0; |
1268 : | syskin | 1.44.2.34 | |
1269 : | get_range(&Data->min_dx, &Data->max_dx, &Data->min_dy, &Data->max_dy, x, y, 8, | ||
1270 : | syskin | 1.44.2.44 | pParam->width, pParam->height, Data->iFcode - Data->qpel, 0, Data->rrv); |
1271 : | syskin | 1.44.2.34 | |
1272 : | syskin | 1.44.2.44 | if (!Data->rrv) CheckCandidate = CheckCandidate8; |
1273 : | else CheckCandidate = CheckCandidate16no4v; | ||
1274 : | Isibaar | 1.1 | |
1275 : | chl | 1.44.2.1 | if (MotionFlags & PMV_EXTSEARCH8) { |
1276 : | Isibaar | 1.44.2.7 | int32_t temp_sad = *(Data->iMinSAD); // store current MinSAD |
1277 : | syskin | 1.44.2.44 | |
1278 : | chl | 1.44.2.1 | MainSearchFunc *MainSearchPtr; |
1279 : | if (MotionFlags & PMV_USESQUARES8) MainSearchPtr = SquareSearch; | ||
1280 : | else if (MotionFlags & PMV_ADVANCEDDIAMOND8) MainSearchPtr = AdvDiamondSearch; | ||
1281 : | else MainSearchPtr = DiamondSearch; | ||
1282 : | Isibaar | 1.1 | |
1283 : | Isibaar | 1.44.2.7 | (*MainSearchPtr)(Data->currentMV->x, Data->currentMV->y, Data, 255); |
1284 : | Isibaar | 1.1 | |
1285 : | syskin | 1.44.2.11 | if(*(Data->iMinSAD) < temp_sad) { |
1286 : | Isibaar | 1.44.2.7 | Data->currentQMV->x = 2 * Data->currentMV->x; // update our qpel vector |
1287 : | Data->currentQMV->y = 2 * Data->currentMV->y; | ||
1288 : | } | ||
1289 : | } | ||
1290 : | |||
1291 : | if (MotionFlags & PMV_HALFPELREFINE8) { | ||
1292 : | int32_t temp_sad = *(Data->iMinSAD); // store current MinSAD | ||
1293 : | |||
1294 : | syskin | 1.44.2.22 | SubpelRefine(Data); // perform halfpel refine of current best vector |
1295 : | Isibaar | 1.44.2.7 | |
1296 : | if(*(Data->iMinSAD) < temp_sad) { // we have found a better match | ||
1297 : | Data->currentQMV->x = 2 * Data->currentMV->x; // update our qpel vector | ||
1298 : | Data->currentQMV->y = 2 * Data->currentMV->y; | ||
1299 : | } | ||
1300 : | } | ||
1301 : | |||
1302 : | syskin | 1.44.2.44 | if (Data->qpel && MotionFlags & PMV_QUARTERPELREFINE8) { |
1303 : | Data->qpel_precision = 1; | ||
1304 : | get_range(&Data->min_dx, &Data->max_dx, &Data->min_dy, &Data->max_dy, x, y, 8, | ||
1305 : | pParam->width, pParam->height, Data->iFcode, 1, 0); | ||
1306 : | SubpelRefine(Data); | ||
1307 : | Isibaar | 1.44.2.7 | } |
1308 : | } | ||
1309 : | |||
1310 : | syskin | 1.44.2.32 | if (Data->rrv) { |
1311 : | Data->currentMV->x = RRV_MV_SCALEDOWN(Data->currentMV->x); | ||
1312 : | Data->currentMV->y = RRV_MV_SCALEDOWN(Data->currentMV->y); | ||
1313 : | } | ||
1314 : | syskin | 1.44.2.44 | |
1315 : | syskin | 1.44.2.34 | if(Data->qpel) { |
1316 : | syskin | 1.44.2.22 | pMB->pmvs[block].x = Data->currentQMV->x - Data->predMV.x; |
1317 : | pMB->pmvs[block].y = Data->currentQMV->y - Data->predMV.y; | ||
1318 : | syskin | 1.44.2.44 | pMB->qmvs[block] = *Data->currentQMV; |
1319 : | syskin | 1.44.2.32 | } else { |
1320 : | Isibaar | 1.44.2.7 | pMB->pmvs[block].x = Data->currentMV->x - Data->predMV.x; |
1321 : | pMB->pmvs[block].y = Data->currentMV->y - Data->predMV.y; | ||
1322 : | Isibaar | 1.1 | } |
1323 : | |||
1324 : | syskin | 1.44.2.44 | pMB->mvs[block] = *Data->currentMV; |
1325 : | pMB->sad8[block] = 4 * *Data->iMinSAD; | ||
1326 : | Isibaar | 1.1 | } |
1327 : | |||
1328 : | syskin | 1.44.2.44 | /* motion estimation for B-frames */ |
1329 : | Isibaar | 1.1 | |
1330 : | chl | 1.44.2.1 | static __inline VECTOR |
1331 : | ChoosePred(const MACROBLOCK * const pMB, const uint32_t mode) | ||
1332 : | { | ||
1333 : | /* the stupidiest function ever */ | ||
1334 : | syskin | 1.44.2.44 | return (mode == MODE_FORWARD ? pMB->mvs[0] : pMB->b_mvs[0]); |
1335 : | chl | 1.44.2.1 | } |
1336 : | Isibaar | 1.1 | |
1337 : | chl | 1.44.2.1 | static void __inline |
1338 : | PreparePredictionsBF(VECTOR * const pmv, const int x, const int y, | ||
1339 : | const uint32_t iWcount, | ||
1340 : | const MACROBLOCK * const pMB, | ||
1341 : | const uint32_t mode_curr) | ||
1342 : | { | ||
1343 : | Isibaar | 1.1 | |
1344 : | chl | 1.44.2.1 | // [0] is prediction |
1345 : | pmv[0].x = EVEN(pmv[0].x); pmv[0].y = EVEN(pmv[0].y); | ||
1346 : | Isibaar | 1.1 | |
1347 : | chl | 1.44.2.1 | pmv[1].x = pmv[1].y = 0; // [1] is zero |
1348 : | Isibaar | 1.1 | |
1349 : | chl | 1.44.2.1 | pmv[2] = ChoosePred(pMB, mode_curr); |
1350 : | pmv[2].x = EVEN(pmv[2].x); pmv[2].y = EVEN(pmv[2].y); | ||
1351 : | Isibaar | 1.1 | |
1352 : | chl | 1.44.2.1 | if ((y != 0)&&(x != (int)(iWcount+1))) { // [3] top-right neighbour |
1353 : | pmv[3] = ChoosePred(pMB+1-iWcount, mode_curr); | ||
1354 : | syskin | 1.44.2.40 | pmv[3].x = EVEN(pmv[3].x); pmv[3].y = EVEN(pmv[3].y); |
1355 : | Isibaar | 1.44.2.2 | } else pmv[3].x = pmv[3].y = 0; |
1356 : | chl | 1.39 | |
1357 : | chl | 1.44.2.1 | if (y != 0) { |
1358 : | pmv[4] = ChoosePred(pMB-iWcount, mode_curr); | ||
1359 : | pmv[4].x = EVEN(pmv[4].x); pmv[4].y = EVEN(pmv[4].y); | ||
1360 : | } else pmv[4].x = pmv[4].y = 0; | ||
1361 : | chl | 1.39 | |
1362 : | chl | 1.44.2.1 | if (x != 0) { |
1363 : | pmv[5] = ChoosePred(pMB-1, mode_curr); | ||
1364 : | pmv[5].x = EVEN(pmv[5].x); pmv[5].y = EVEN(pmv[5].y); | ||
1365 : | } else pmv[5].x = pmv[5].y = 0; | ||
1366 : | chl | 1.39 | |
1367 : | syskin | 1.44.2.44 | if (x != 0 && y != 0) { |
1368 : | chl | 1.44.2.1 | pmv[6] = ChoosePred(pMB-1-iWcount, mode_curr); |
1369 : | syskin | 1.44.2.43 | pmv[6].x = EVEN(pmv[6].x); pmv[6].y = EVEN(pmv[6].y); |
1370 : | chl | 1.44.2.1 | } else pmv[6].x = pmv[6].y = 0; |
1371 : | chl | 1.39 | } |
1372 : | |||
1373 : | |||
1374 : | syskin | 1.44.2.44 | /* search backward or forward */ |
1375 : | chl | 1.44.2.1 | static void |
1376 : | syskin | 1.44.2.49 | SearchBF( const IMAGE * const pRef, |
1377 : | chl | 1.44.2.1 | const uint8_t * const pRefH, |
1378 : | const uint8_t * const pRefV, | ||
1379 : | const uint8_t * const pRefHV, | ||
1380 : | const IMAGE * const pCur, | ||
1381 : | const int x, const int y, | ||
1382 : | const uint32_t MotionFlags, | ||
1383 : | const uint32_t iFcode, | ||
1384 : | const MBParam * const pParam, | ||
1385 : | MACROBLOCK * const pMB, | ||
1386 : | const VECTOR * const predMV, | ||
1387 : | int32_t * const best_sad, | ||
1388 : | h | 1.44.2.3 | const int32_t mode_current, |
1389 : | SearchData * const Data) | ||
1390 : | Isibaar | 1.1 | { |
1391 : | |||
1392 : | syskin | 1.44.2.38 | int i, iDirection = 255, mask; |
1393 : | h | 1.44.2.3 | VECTOR pmv[7]; |
1394 : | chl | 1.44.2.1 | MainSearchFunc *MainSearchPtr; |
1395 : | h | 1.44.2.3 | *Data->iMinSAD = MV_MAX_ERROR; |
1396 : | Data->iFcode = iFcode; | ||
1397 : | syskin | 1.44.2.22 | Data->qpel_precision = 0; |
1398 : | syskin | 1.44.2.49 | Data->temp[5] = Data->temp[6] = Data->temp[7] = 256*4096; // reset chroma-sad cache |
1399 : | chl | 1.44.2.1 | |
1400 : | syskin | 1.44.2.49 | Data->Ref = pRef->y + (x + y * Data->iEdgedWidth) * 16; |
1401 : | syskin | 1.44.2.44 | Data->RefH = pRefH + (x + y * Data->iEdgedWidth) * 16; |
1402 : | Data->RefV = pRefV + (x + y * Data->iEdgedWidth) * 16; | ||
1403 : | Data->RefHV = pRefHV + (x + y * Data->iEdgedWidth) * 16; | ||
1404 : | syskin | 1.44.2.49 | Data->RefCU = pRef->u + (x + y * Data->iEdgedWidth/2) * 8; |
1405 : | Data->RefCV = pRef->v + (x + y * Data->iEdgedWidth/2) * 8; | ||
1406 : | chl | 1.44.2.1 | |
1407 : | h | 1.44.2.3 | Data->predMV = *predMV; |
1408 : | edgomez | 1.20 | |
1409 : | h | 1.44.2.3 | get_range(&Data->min_dx, &Data->max_dx, &Data->min_dy, &Data->max_dy, x, y, 16, |
1410 : | syskin | 1.44.2.34 | pParam->width, pParam->height, iFcode - Data->qpel, 0, 0); |
1411 : | Isibaar | 1.1 | |
1412 : | h | 1.44.2.3 | pmv[0] = Data->predMV; |
1413 : | syskin | 1.44.2.19 | if (Data->qpel) { pmv[0].x /= 2; pmv[0].y /= 2; } |
1414 : | syskin | 1.44.2.44 | |
1415 : | h | 1.44.2.3 | PreparePredictionsBF(pmv, x, y, pParam->mb_width, pMB, mode_current); |
1416 : | Isibaar | 1.1 | |
1417 : | h | 1.44.2.3 | Data->currentMV->x = Data->currentMV->y = 0; |
1418 : | chl | 1.44.2.1 | CheckCandidate = CheckCandidate16no4v; |
1419 : | edgomez | 1.20 | |
1420 : | chl | 1.44.2.1 | // main loop. checking all predictions |
1421 : | syskin | 1.44.2.38 | for (i = 0; i < 7; i++) { |
1422 : | chl | 1.44.2.1 | if (!(mask = make_mask(pmv, i)) ) continue; |
1423 : | h | 1.44.2.3 | CheckCandidate16no4v(pmv[i].x, pmv[i].y, mask, &iDirection, Data); |
1424 : | edgomez | 1.20 | } |
1425 : | |||
1426 : | syskin | 1.44.2.44 | if (MotionFlags & PMV_USESQUARES16) MainSearchPtr = SquareSearch; |
1427 : | else if (MotionFlags & PMV_ADVANCEDDIAMOND16) MainSearchPtr = AdvDiamondSearch; | ||
1428 : | chl | 1.44.2.1 | else MainSearchPtr = DiamondSearch; |
1429 : | Isibaar | 1.1 | |
1430 : | syskin | 1.44.2.38 | (*MainSearchPtr)(Data->currentMV->x, Data->currentMV->y, Data, iDirection); |
1431 : | Isibaar | 1.1 | |
1432 : | syskin | 1.44.2.22 | SubpelRefine(Data); |
1433 : | syskin | 1.44.2.44 | |
1434 : | syskin | 1.44.2.38 | if (Data->qpel && *Data->iMinSAD < *best_sad + 300) { |
1435 : | syskin | 1.44.2.19 | Data->currentQMV->x = 2*Data->currentMV->x; |
1436 : | Data->currentQMV->y = 2*Data->currentMV->y; | ||
1437 : | syskin | 1.44.2.22 | Data->qpel_precision = 1; |
1438 : | syskin | 1.44.2.34 | get_range(&Data->min_dx, &Data->max_dx, &Data->min_dy, &Data->max_dy, x, y, 16, |
1439 : | pParam->width, pParam->height, iFcode, 1, 0); | ||
1440 : | syskin | 1.44.2.22 | SubpelRefine(Data); |
1441 : | syskin | 1.44.2.19 | } |
1442 : | Isibaar | 1.1 | |
1443 : | chl | 1.44.2.1 | // three bits are needed to code backward mode. four for forward |
1444 : | syskin | 1.44.2.38 | |
1445 : | syskin | 1.44.2.44 | if (mode_current == MODE_FORWARD) *Data->iMinSAD += 4 * Data->lambda16; |
1446 : | else *Data->iMinSAD += 3 * Data->lambda16; | ||
1447 : | chl | 1.44.2.1 | |
1448 : | h | 1.44.2.3 | if (*Data->iMinSAD < *best_sad) { |
1449 : | *best_sad = *Data->iMinSAD; | ||
1450 : | chl | 1.44.2.1 | pMB->mode = mode_current; |
1451 : | syskin | 1.44.2.19 | if (Data->qpel) { |
1452 : | pMB->pmvs[0].x = Data->currentQMV->x - predMV->x; | ||
1453 : | pMB->pmvs[0].y = Data->currentQMV->y - predMV->y; | ||
1454 : | syskin | 1.44.2.40 | if (mode_current == MODE_FORWARD) |
1455 : | syskin | 1.44.2.19 | pMB->qmvs[0] = *Data->currentQMV; |
1456 : | syskin | 1.44.2.40 | else |
1457 : | syskin | 1.44.2.19 | pMB->b_qmvs[0] = *Data->currentQMV; |
1458 : | } else { | ||
1459 : | pMB->pmvs[0].x = Data->currentMV->x - predMV->x; | ||
1460 : | pMB->pmvs[0].y = Data->currentMV->y - predMV->y; | ||
1461 : | } | ||
1462 : | syskin | 1.44.2.37 | if (mode_current == MODE_FORWARD) pMB->mvs[0] = *Data->currentMV; |
1463 : | else pMB->b_mvs[0] = *Data->currentMV; | ||
1464 : | Isibaar | 1.1 | } |
1465 : | syskin | 1.44.2.37 | |
1466 : | syskin | 1.44.2.44 | if (mode_current == MODE_FORWARD) *(Data->currentMV+2) = *Data->currentMV; |
1467 : | else *(Data->currentMV+1) = *Data->currentMV; //we store currmv for interpolate search | ||
1468 : | chl | 1.44.2.1 | } |
1469 : | |||
1470 : | syskin | 1.44.2.40 | static void |
1471 : | syskin | 1.44.2.34 | SkipDecisionB(const IMAGE * const pCur, |
1472 : | syskin | 1.44.2.43 | const IMAGE * const f_Ref, |
1473 : | const IMAGE * const b_Ref, | ||
1474 : | MACROBLOCK * const pMB, | ||
1475 : | const uint32_t x, const uint32_t y, | ||
1476 : | const SearchData * const Data) | ||
1477 : | syskin | 1.44.2.34 | { |
1478 : | syskin | 1.44.2.43 | int dx = 0, dy = 0, b_dx = 0, b_dy = 0; |
1479 : | syskin | 1.44.2.44 | int32_t sum; |
1480 : | syskin | 1.44.2.43 | const int div = 1 + Data->qpel; |
1481 : | int k; | ||
1482 : | syskin | 1.44.2.44 | const uint32_t stride = Data->iEdgedWidth/2; |
1483 : | syskin | 1.44.2.34 | //this is not full chroma compensation, only it's fullpel approximation. should work though |
1484 : | |||
1485 : | syskin | 1.44.2.43 | for (k = 0; k < 4; k++) { |
1486 : | dy += Data->directmvF[k].y / div; | ||
1487 : | dx += Data->directmvF[0].x / div; | ||
1488 : | b_dy += Data->directmvB[0].y / div; | ||
1489 : | b_dx += Data->directmvB[0].x / div; | ||
1490 : | syskin | 1.44.2.34 | } |
1491 : | |||
1492 : | dy = (dy >> 3) + roundtab_76[dy & 0xf]; | ||
1493 : | dx = (dx >> 3) + roundtab_76[dx & 0xf]; | ||
1494 : | b_dy = (b_dy >> 3) + roundtab_76[b_dy & 0xf]; | ||
1495 : | b_dx = (b_dx >> 3) + roundtab_76[b_dx & 0xf]; | ||
1496 : | |||
1497 : | syskin | 1.44.2.44 | sum = sad8bi(pCur->u + 8 * x + 8 * y * stride, |
1498 : | f_Ref->u + (y*8 + dy/2) * stride + x*8 + dx/2, | ||
1499 : | b_Ref->u + (y*8 + b_dy/2) * stride + x*8 + b_dx/2, | ||
1500 : | stride); | ||
1501 : | |||
1502 : | if (sum >= 2 * MAX_CHROMA_SAD_FOR_SKIP * pMB->quant) return; //no skip | ||
1503 : | |||
1504 : | sum += sad8bi(pCur->v + 8*x + 8 * y * stride, | ||
1505 : | f_Ref->v + (y*8 + dy/2) * stride + x*8 + dx/2, | ||
1506 : | b_Ref->v + (y*8 + b_dy/2) * stride + x*8 + b_dx/2, | ||
1507 : | stride); | ||
1508 : | syskin | 1.44.2.34 | |
1509 : | syskin | 1.44.2.44 | if (sum < 2 * MAX_CHROMA_SAD_FOR_SKIP * pMB->quant) pMB->mode = MODE_DIRECT_NONE_MV; //skipped |
1510 : | syskin | 1.44.2.34 | } |
1511 : | |||
1512 : | static __inline uint32_t | ||
1513 : | Isibaar | 1.44.2.2 | SearchDirect(const IMAGE * const f_Ref, |
1514 : | chl | 1.44.2.1 | const uint8_t * const f_RefH, |
1515 : | const uint8_t * const f_RefV, | ||
1516 : | const uint8_t * const f_RefHV, | ||
1517 : | Isibaar | 1.44.2.2 | const IMAGE * const b_Ref, |
1518 : | chl | 1.44.2.1 | const uint8_t * const b_RefH, |
1519 : | const uint8_t * const b_RefV, | ||
1520 : | const uint8_t * const b_RefHV, | ||
1521 : | const IMAGE * const pCur, | ||
1522 : | const int x, const int y, | ||
1523 : | const uint32_t MotionFlags, | ||
1524 : | const int32_t TRB, const int32_t TRD, | ||
1525 : | const MBParam * const pParam, | ||
1526 : | MACROBLOCK * const pMB, | ||
1527 : | const MACROBLOCK * const b_mb, | ||
1528 : | h | 1.44.2.3 | int32_t * const best_sad, |
1529 : | SearchData * const Data) | ||
1530 : | chl | 1.44.2.1 | |
1531 : | { | ||
1532 : | h | 1.44.2.3 | int32_t skip_sad; |
1533 : | syskin | 1.44.2.44 | int k = (x + Data->iEdgedWidth*y) * 16; |
1534 : | chl | 1.44.2.1 | MainSearchFunc *MainSearchPtr; |
1535 : | |||
1536 : | h | 1.44.2.3 | *Data->iMinSAD = 256*4096; |
1537 : | syskin | 1.44.2.44 | Data->Ref = f_Ref->y + k; |
1538 : | Data->RefH = f_RefH + k; | ||
1539 : | Data->RefV = f_RefV + k; | ||
1540 : | Data->RefHV = f_RefHV + k; | ||
1541 : | Data->bRef = b_Ref->y + k; | ||
1542 : | Data->bRefH = b_RefH + k; | ||
1543 : | Data->bRefV = b_RefV + k; | ||
1544 : | Data->bRefHV = b_RefHV + k; | ||
1545 : | syskin | 1.44.2.49 | Data->RefCU = f_Ref->u + (x + (Data->iEdgedWidth/2) * y) * 8; |
1546 : | Data->RefCV = f_Ref->v + (x + (Data->iEdgedWidth/2) * y) * 8; | ||
1547 : | Data->b_RefCU = b_Ref->u + (x + (Data->iEdgedWidth/2) * y) * 8; | ||
1548 : | Data->b_RefCV = b_Ref->v + (x + (Data->iEdgedWidth/2) * y) * 8; | ||
1549 : | syskin | 1.44.2.44 | |
1550 : | k = Data->qpel ? 4 : 2; | ||
1551 : | Data->max_dx = k * (pParam->width - x * 16); | ||
1552 : | Data->max_dy = k * (pParam->height - y * 16); | ||
1553 : | Data->min_dx = -k * (16 + x * 16); | ||
1554 : | Data->min_dy = -k * (16 + y * 16); | ||
1555 : | chl | 1.44.2.1 | |
1556 : | syskin | 1.44.2.44 | Data->referencemv = Data->qpel ? b_mb->qmvs : b_mb->mvs; |
1557 : | Data->qpel_precision = 0; | ||
1558 : | chl | 1.44.2.1 | |
1559 : | for (k = 0; k < 4; k++) { | ||
1560 : | h | 1.44.2.3 | pMB->mvs[k].x = Data->directmvF[k].x = ((TRB * Data->referencemv[k].x) / TRD); |
1561 : | pMB->b_mvs[k].x = Data->directmvB[k].x = ((TRB - TRD) * Data->referencemv[k].x) / TRD; | ||
1562 : | pMB->mvs[k].y = Data->directmvF[k].y = ((TRB * Data->referencemv[k].y) / TRD); | ||
1563 : | pMB->b_mvs[k].y = Data->directmvB[k].y = ((TRB - TRD) * Data->referencemv[k].y) / TRD; | ||
1564 : | |||
1565 : | syskin | 1.44.2.44 | if ( (pMB->b_mvs[k].x > Data->max_dx) | (pMB->b_mvs[k].x < Data->min_dx) |
1566 : | | (pMB->b_mvs[k].y > Data->max_dy) | (pMB->b_mvs[k].y < Data->min_dy) ) { | ||
1567 : | chl | 1.44.2.1 | |
1568 : | Isibaar | 1.44.2.2 | *best_sad = 256*4096; // in that case, we won't use direct mode |
1569 : | pMB->mode = MODE_DIRECT; // just to make sure it doesn't say "MODE_DIRECT_NONE_MV" | ||
1570 : | pMB->b_mvs[0].x = pMB->b_mvs[0].y = 0; | ||
1571 : | syskin | 1.44.2.34 | return 256*4096; |
1572 : | Isibaar | 1.44.2.2 | } |
1573 : | if (b_mb->mode != MODE_INTER4V) { | ||
1574 : | pMB->mvs[1] = pMB->mvs[2] = pMB->mvs[3] = pMB->mvs[0]; | ||
1575 : | pMB->b_mvs[1] = pMB->b_mvs[2] = pMB->b_mvs[3] = pMB->b_mvs[0]; | ||
1576 : | h | 1.44.2.3 | Data->directmvF[1] = Data->directmvF[2] = Data->directmvF[3] = Data->directmvF[0]; |
1577 : | Data->directmvB[1] = Data->directmvB[2] = Data->directmvB[3] = Data->directmvB[0]; | ||
1578 : | Isibaar | 1.44.2.2 | break; |
1579 : | } | ||
1580 : | } | ||
1581 : | chl | 1.44.2.1 | |
1582 : | syskin | 1.44.2.44 | CheckCandidate = b_mb->mode == MODE_INTER4V ? CheckCandidateDirect : CheckCandidateDirectno4v; |
1583 : | |||
1584 : | h | 1.44.2.3 | (*CheckCandidate)(0, 0, 255, &k, Data); |
1585 : | Isibaar | 1.44.2.2 | |
1586 : | syskin | 1.44.2.34 | // initial (fast) skip decision |
1587 : | syskin | 1.44.2.49 | if (*Data->iMinSAD < pMB->quant * INITIAL_SKIP_THRESH * (2 + Data->chroma?1:0)) { |
1588 : | //possible skip | ||
1589 : | if (Data->chroma) { | ||
1590 : | pMB->mode = MODE_DIRECT_NONE_MV; | ||
1591 : | return *Data->iMinSAD; // skip. | ||
1592 : | } else { | ||
1593 : | SkipDecisionB(pCur, f_Ref, b_Ref, pMB, x, y, Data); | ||
1594 : | if (pMB->mode == MODE_DIRECT_NONE_MV) return *Data->iMinSAD; // skip. | ||
1595 : | } | ||
1596 : | Isibaar | 1.44.2.2 | } |
1597 : | |||
1598 : | h | 1.44.2.3 | skip_sad = *Data->iMinSAD; |
1599 : | Isibaar | 1.44.2.2 | |
1600 : | syskin | 1.44.2.44 | // DIRECT MODE DELTA VECTOR SEARCH. |
1601 : | chl | 1.44.2.1 | // This has to be made more effective, but at the moment I'm happy it's running at all |
1602 : | |||
1603 : | if (MotionFlags & PMV_USESQUARES16) MainSearchPtr = SquareSearch; | ||
1604 : | else if (MotionFlags & PMV_ADVANCEDDIAMOND16) MainSearchPtr = AdvDiamondSearch; | ||
1605 : | else MainSearchPtr = DiamondSearch; | ||
1606 : | |||
1607 : | h | 1.44.2.3 | (*MainSearchPtr)(0, 0, Data, 255); |
1608 : | chl | 1.44.2.1 | |
1609 : | syskin | 1.44.2.22 | SubpelRefine(Data); |
1610 : | chl | 1.44.2.1 | |
1611 : | h | 1.44.2.3 | *best_sad = *Data->iMinSAD; |
1612 : | chl | 1.44.2.1 | |
1613 : | syskin | 1.44.2.44 | if (Data->qpel || b_mb->mode == MODE_INTER4V) pMB->mode = MODE_DIRECT; |
1614 : | syskin | 1.44.2.26 | else pMB->mode = MODE_DIRECT_NO4V; //for faster compensation |
1615 : | chl | 1.44.2.1 | |
1616 : | h | 1.44.2.3 | pMB->pmvs[3] = *Data->currentMV; |
1617 : | chl | 1.44.2.1 | |
1618 : | for (k = 0; k < 4; k++) { | ||
1619 : | h | 1.44.2.3 | pMB->mvs[k].x = Data->directmvF[k].x + Data->currentMV->x; |
1620 : | syskin | 1.44.2.19 | pMB->b_mvs[k].x = ( (Data->currentMV->x == 0) |
1621 : | h | 1.44.2.3 | ? Data->directmvB[k].x |
1622 : | syskin | 1.44.2.19 | :pMB->mvs[k].x - Data->referencemv[k].x); |
1623 : | h | 1.44.2.3 | pMB->mvs[k].y = (Data->directmvF[k].y + Data->currentMV->y); |
1624 : | pMB->b_mvs[k].y = ((Data->currentMV->y == 0) | ||
1625 : | ? Data->directmvB[k].y | ||
1626 : | : pMB->mvs[k].y - Data->referencemv[k].y); | ||
1627 : | syskin | 1.44.2.19 | if (Data->qpel) { |
1628 : | pMB->qmvs[k].x = pMB->mvs[k].x; pMB->mvs[k].x /= 2; | ||
1629 : | pMB->b_qmvs[k].x = pMB->b_mvs[k].x; pMB->b_mvs[k].x /= 2; | ||
1630 : | pMB->qmvs[k].y = pMB->mvs[k].y; pMB->mvs[k].y /= 2; | ||
1631 : | pMB->b_qmvs[k].y = pMB->b_mvs[k].y; pMB->b_mvs[k].y /= 2; | ||
1632 : | } | ||
1633 : | |||
1634 : | chl | 1.44.2.1 | if (b_mb->mode != MODE_INTER4V) { |
1635 : | pMB->mvs[3] = pMB->mvs[2] = pMB->mvs[1] = pMB->mvs[0]; | ||
1636 : | pMB->b_mvs[3] = pMB->b_mvs[2] = pMB->b_mvs[1] = pMB->b_mvs[0]; | ||
1637 : | syskin | 1.44.2.19 | pMB->qmvs[3] = pMB->qmvs[2] = pMB->qmvs[1] = pMB->qmvs[0]; |
1638 : | pMB->b_qmvs[3] = pMB->b_qmvs[2] = pMB->b_qmvs[1] = pMB->b_qmvs[0]; | ||
1639 : | chl | 1.44.2.1 | break; |
1640 : | } | ||
1641 : | } | ||
1642 : | h | 1.44.2.3 | return skip_sad; |
1643 : | chl | 1.44.2.1 | } |
1644 : | |||
1645 : | syskin | 1.44.2.34 | static void |
1646 : | syskin | 1.44.2.49 | SearchInterpolate(const IMAGE * const f_Ref, |
1647 : | chl | 1.44.2.1 | const uint8_t * const f_RefH, |
1648 : | const uint8_t * const f_RefV, | ||
1649 : | const uint8_t * const f_RefHV, | ||
1650 : | syskin | 1.44.2.49 | const IMAGE * const b_Ref, |
1651 : | chl | 1.44.2.1 | const uint8_t * const b_RefH, |
1652 : | const uint8_t * const b_RefV, | ||
1653 : | const uint8_t * const b_RefHV, | ||
1654 : | const IMAGE * const pCur, | ||
1655 : | const int x, const int y, | ||
1656 : | const uint32_t fcode, | ||
1657 : | const uint32_t bcode, | ||
1658 : | const uint32_t MotionFlags, | ||
1659 : | const MBParam * const pParam, | ||
1660 : | const VECTOR * const f_predMV, | ||
1661 : | const VECTOR * const b_predMV, | ||
1662 : | MACROBLOCK * const pMB, | ||
1663 : | h | 1.44.2.3 | int32_t * const best_sad, |
1664 : | SearchData * const fData) | ||
1665 : | edgomez | 1.20 | |
1666 : | chl | 1.3 | { |
1667 : | |||
1668 : | chl | 1.44.2.1 | int iDirection, i, j; |
1669 : | h | 1.44.2.3 | SearchData bData; |
1670 : | edgomez | 1.20 | |
1671 : | syskin | 1.44.2.34 | fData->qpel_precision = 0; |
1672 : | memcpy(&bData, fData, sizeof(SearchData)); //quick copy of common data | ||
1673 : | *fData->iMinSAD = 4096*256; | ||
1674 : | syskin | 1.44.2.37 | bData.currentMV++; bData.currentQMV++; |
1675 : | h | 1.44.2.3 | fData->iFcode = bData.bFcode = fcode; fData->bFcode = bData.iFcode = bcode; |
1676 : | |||
1677 : | syskin | 1.44.2.34 | i = (x + y * fData->iEdgedWidth) * 16; |
1678 : | syskin | 1.44.2.49 | bData.bRef = fData->Ref = f_Ref->y + i; |
1679 : | syskin | 1.44.2.34 | bData.bRefH = fData->RefH = f_RefH + i; |
1680 : | bData.bRefV = fData->RefV = f_RefV + i; | ||
1681 : | bData.bRefHV = fData->RefHV = f_RefHV + i; | ||
1682 : | syskin | 1.44.2.49 | bData.Ref = fData->bRef = b_Ref->y + i; |
1683 : | syskin | 1.44.2.34 | bData.RefH = fData->bRefH = b_RefH + i; |
1684 : | bData.RefV = fData->bRefV = b_RefV + i; | ||
1685 : | bData.RefHV = fData->bRefHV = b_RefHV + i; | ||
1686 : | syskin | 1.44.2.49 | bData.b_RefCU = fData->RefCU = f_Ref->u + (x + (fData->iEdgedWidth/2) * y) * 8; |
1687 : | bData.b_RefCV = fData->RefCV = f_Ref->v + (x + (fData->iEdgedWidth/2) * y) * 8; | ||
1688 : | bData.RefCU = fData->b_RefCU = b_Ref->u + (x + (fData->iEdgedWidth/2) * y) * 8; | ||
1689 : | bData.RefCV = fData->b_RefCV = b_Ref->v + (x + (fData->iEdgedWidth/2) * y) * 8; | ||
1690 : | |||
1691 : | h | 1.44.2.3 | |
1692 : | bData.bpredMV = fData->predMV = *f_predMV; | ||
1693 : | fData->bpredMV = bData.predMV = *b_predMV; | ||
1694 : | syskin | 1.44.2.20 | fData->currentMV[0] = fData->currentMV[2]; |
1695 : | syskin | 1.44.2.34 | |
1696 : | get_range(&fData->min_dx, &fData->max_dx, &fData->min_dy, &fData->max_dy, x, y, 16, pParam->width, pParam->height, fcode - fData->qpel, 0, 0); | ||
1697 : | get_range(&bData.min_dx, &bData.max_dx, &bData.min_dy, &bData.max_dy, x, y, 16, pParam->width, pParam->height, bcode - fData->qpel, 0, 0); | ||
1698 : | chl | 1.3 | |
1699 : | h | 1.44.2.3 | if (fData->currentMV[0].x > fData->max_dx) fData->currentMV[0].x = fData->max_dx; |
1700 : | syskin | 1.44.2.27 | if (fData->currentMV[0].x < fData->min_dx) fData->currentMV[0].x = fData->min_dx; |
1701 : | if (fData->currentMV[0].y > fData->max_dy) fData->currentMV[0].y = fData->max_dy; | ||
1702 : | if (fData->currentMV[0].y < fData->min_dy) fData->currentMV[0].y = fData->min_dy; | ||
1703 : | h | 1.44.2.3 | |
1704 : | if (fData->currentMV[1].x > bData.max_dx) fData->currentMV[1].x = bData.max_dx; | ||
1705 : | syskin | 1.44.2.27 | if (fData->currentMV[1].x < bData.min_dx) fData->currentMV[1].x = bData.min_dx; |
1706 : | if (fData->currentMV[1].y > bData.max_dy) fData->currentMV[1].y = bData.max_dy; | ||
1707 : | if (fData->currentMV[1].y < bData.min_dy) fData->currentMV[1].y = bData.min_dy; | ||
1708 : | Isibaar | 1.44.2.2 | |
1709 : | h | 1.44.2.3 | CheckCandidateInt(fData->currentMV[0].x, fData->currentMV[0].y, 255, &iDirection, fData); |
1710 : | chl | 1.3 | |
1711 : | syskin | 1.44.2.44 | //diamond |
1712 : | chl | 1.44.2.1 | do { |
1713 : | iDirection = 255; | ||
1714 : | // forward MV moves | ||
1715 : | h | 1.44.2.3 | i = fData->currentMV[0].x; j = fData->currentMV[0].y; |
1716 : | chl | 1.35 | |
1717 : | h | 1.44.2.3 | CheckCandidateInt(i + 1, j, 0, &iDirection, fData); |
1718 : | CheckCandidateInt(i, j + 1, 0, &iDirection, fData); | ||
1719 : | CheckCandidateInt(i - 1, j, 0, &iDirection, fData); | ||
1720 : | CheckCandidateInt(i, j - 1, 0, &iDirection, fData); | ||
1721 : | edgomez | 1.20 | |
1722 : | chl | 1.44.2.1 | // backward MV moves |
1723 : | h | 1.44.2.3 | i = fData->currentMV[1].x; j = fData->currentMV[1].y; |
1724 : | fData->currentMV[2] = fData->currentMV[0]; | ||
1725 : | Isibaar | 1.44.2.2 | CheckCandidateInt(i + 1, j, 0, &iDirection, &bData); |
1726 : | CheckCandidateInt(i, j + 1, 0, &iDirection, &bData); | ||
1727 : | CheckCandidateInt(i - 1, j, 0, &iDirection, &bData); | ||
1728 : | CheckCandidateInt(i, j - 1, 0, &iDirection, &bData); | ||
1729 : | chl | 1.3 | |
1730 : | chl | 1.44.2.1 | } while (!(iDirection)); |
1731 : | chl | 1.3 | |
1732 : | syskin | 1.44.2.44 | //qpel refinement |
1733 : | syskin | 1.44.2.19 | if (fData->qpel) { |
1734 : | syskin | 1.44.2.38 | if (*fData->iMinSAD > *best_sad + 500) return; |
1735 : | syskin | 1.44.2.27 | CheckCandidate = CheckCandidateInt; |
1736 : | syskin | 1.44.2.22 | fData->qpel_precision = bData.qpel_precision = 1; |
1737 : | syskin | 1.44.2.34 | get_range(&fData->min_dx, &fData->max_dx, &fData->min_dy, &fData->max_dy, x, y, 16, pParam->width, pParam->height, fcode, 1, 0); |
1738 : | get_range(&bData.min_dx, &bData.max_dx, &bData.min_dy, &bData.max_dy, x, y, 16, pParam->width, pParam->height, bcode, 1, 0); | ||
1739 : | syskin | 1.44.2.19 | fData->currentQMV[2].x = fData->currentQMV[0].x = 2 * fData->currentMV[0].x; |
1740 : | fData->currentQMV[2].y = fData->currentQMV[0].y = 2 * fData->currentMV[0].y; | ||
1741 : | fData->currentQMV[1].x = 2 * fData->currentMV[1].x; | ||
1742 : | fData->currentQMV[1].y = 2 * fData->currentMV[1].y; | ||
1743 : | syskin | 1.44.2.22 | SubpelRefine(fData); |
1744 : | syskin | 1.44.2.38 | if (*fData->iMinSAD > *best_sad + 300) return; |
1745 : | syskin | 1.44.2.19 | fData->currentQMV[2] = fData->currentQMV[0]; |
1746 : | syskin | 1.44.2.22 | SubpelRefine(&bData); |
1747 : | syskin | 1.44.2.19 | } |
1748 : | syskin | 1.44.2.44 | |
1749 : | *fData->iMinSAD += (2+3) * fData->lambda16; // two bits are needed to code interpolate mode. | ||
1750 : | syskin | 1.44.2.19 | |
1751 : | h | 1.44.2.3 | if (*fData->iMinSAD < *best_sad) { |
1752 : | *best_sad = *fData->iMinSAD; | ||
1753 : | pMB->mvs[0] = fData->currentMV[0]; | ||
1754 : | pMB->b_mvs[0] = fData->currentMV[1]; | ||
1755 : | chl | 1.44.2.1 | pMB->mode = MODE_INTERPOLATE; |
1756 : | syskin | 1.44.2.19 | if (fData->qpel) { |
1757 : | pMB->qmvs[0] = fData->currentQMV[0]; | ||
1758 : | pMB->b_qmvs[0] = fData->currentQMV[1]; | ||
1759 : | pMB->pmvs[1].x = pMB->qmvs[0].x - f_predMV->x; | ||
1760 : | pMB->pmvs[1].y = pMB->qmvs[0].y - f_predMV->y; | ||
1761 : | pMB->pmvs[0].x = pMB->b_qmvs[0].x - b_predMV->x; | ||
1762 : | pMB->pmvs[0].y = pMB->b_qmvs[0].y - b_predMV->y; | ||
1763 : | } else { | ||
1764 : | pMB->pmvs[1].x = pMB->mvs[0].x - f_predMV->x; | ||
1765 : | pMB->pmvs[1].y = pMB->mvs[0].y - f_predMV->y; | ||
1766 : | pMB->pmvs[0].x = pMB->b_mvs[0].x - b_predMV->x; | ||
1767 : | pMB->pmvs[0].y = pMB->b_mvs[0].y - b_predMV->y; | ||
1768 : | } | ||
1769 : | edgomez | 1.20 | } |
1770 : | chl | 1.3 | } |
1771 : | |||
1772 : | chl | 1.44.2.1 | void |
1773 : | MotionEstimationBVOP(MBParam * const pParam, | ||
1774 : | FRAMEINFO * const frame, | ||
1775 : | const int32_t time_bp, | ||
1776 : | const int32_t time_pp, | ||
1777 : | // forward (past) reference | ||
1778 : | const MACROBLOCK * const f_mbs, | ||
1779 : | const IMAGE * const f_ref, | ||
1780 : | const IMAGE * const f_refH, | ||
1781 : | const IMAGE * const f_refV, | ||
1782 : | const IMAGE * const f_refHV, | ||
1783 : | // backward (future) reference | ||
1784 : | syskin | 1.44.2.18 | const FRAMEINFO * const b_reference, |
1785 : | chl | 1.44.2.1 | const IMAGE * const b_ref, |
1786 : | const IMAGE * const b_refH, | ||
1787 : | const IMAGE * const b_refV, | ||
1788 : | const IMAGE * const b_refHV) | ||
1789 : | { | ||
1790 : | uint32_t i, j; | ||
1791 : | syskin | 1.44.2.34 | int32_t best_sad; |
1792 : | uint32_t skip_sad; | ||
1793 : | chl | 1.44.2.1 | int f_count = 0, b_count = 0, i_count = 0, d_count = 0, n_count = 0; |
1794 : | syskin | 1.44.2.18 | const MACROBLOCK * const b_mbs = b_reference->mbs; |
1795 : | chl | 1.3 | |
1796 : | chl | 1.44.2.1 | VECTOR f_predMV, b_predMV; /* there is no prediction for direct mode*/ |
1797 : | chl | 1.3 | |
1798 : | chl | 1.44.2.1 | const int32_t TRB = time_pp - time_bp; |
1799 : | const int32_t TRD = time_pp; | ||
1800 : | chl | 1.3 | |
1801 : | h | 1.44.2.3 | // some pre-inintialized data for the rest of the search |
1802 : | |||
1803 : | SearchData Data; | ||
1804 : | int32_t iMinSAD; | ||
1805 : | VECTOR currentMV[3]; | ||
1806 : | syskin | 1.44.2.19 | VECTOR currentQMV[3]; |
1807 : | syskin | 1.44.2.49 | int32_t temp[8]; |
1808 : | syskin | 1.44.2.32 | memset(&Data, 0, sizeof(SearchData)); |
1809 : | h | 1.44.2.3 | Data.iEdgedWidth = pParam->edged_width; |
1810 : | syskin | 1.44.2.19 | Data.currentMV = currentMV; Data.currentQMV = currentQMV; |
1811 : | h | 1.44.2.3 | Data.iMinSAD = &iMinSAD; |
1812 : | syskin | 1.44.2.34 | Data.lambda16 = lambda_vec16[frame->quant]; |
1813 : | syskin | 1.44.2.19 | Data.qpel = pParam->m_quarterpel; |
1814 : | syskin | 1.44.2.22 | Data.rounding = 0; |
1815 : | syskin | 1.44.2.49 | Data.chroma = frame->motion_flags & PMV_CHROMA8; |
1816 : | Data.temp = temp; | ||
1817 : | h | 1.44.2.3 | |
1818 : | syskin | 1.44.2.42 | Data.RefQ = f_refV->u; // a good place, also used in MC (for similar purpose) |
1819 : | syskin | 1.44.2.19 | // note: i==horizontal, j==vertical |
1820 : | chl | 1.44.2.1 | for (j = 0; j < pParam->mb_height; j++) { |
1821 : | chl | 1.3 | |
1822 : | chl | 1.44.2.1 | f_predMV = b_predMV = zeroMV; /* prediction is reset at left boundary */ |
1823 : | edgomez | 1.20 | |
1824 : | chl | 1.44.2.1 | for (i = 0; i < pParam->mb_width; i++) { |
1825 : | MACROBLOCK * const pMB = frame->mbs + i + j * pParam->mb_width; | ||
1826 : | const MACROBLOCK * const b_mb = b_mbs + i + j * pParam->mb_width; | ||
1827 : | edgomez | 1.20 | |
1828 : | chl | 1.44.2.13 | /* special case, if collocated block is SKIPed in P-VOP: encoding is forward (0,0), cpb=0 without further ado */ |
1829 : | syskin | 1.44.2.18 | if (b_reference->coding_type != S_VOP) |
1830 : | if (b_mb->mode == MODE_NOT_CODED) { | ||
1831 : | pMB->mode = MODE_NOT_CODED; | ||
1832 : | continue; | ||
1833 : | } | ||
1834 : | edgomez | 1.20 | |
1835 : | h | 1.44.2.3 | Data.Cur = frame->image.y + (j * Data.iEdgedWidth + i) * 16; |
1836 : | syskin | 1.44.2.49 | Data.CurU = frame->image.u + (j * Data.iEdgedWidth/2 + i) * 8; |
1837 : | Data.CurV = frame->image.v + (j * Data.iEdgedWidth/2 + i) * 8; | ||
1838 : | syskin | 1.44.2.11 | pMB->quant = frame->quant; |
1839 : | syskin | 1.44.2.14 | |
1840 : | chl | 1.44.2.1 | /* direct search comes first, because it (1) checks for SKIP-mode |
1841 : | and (2) sets very good predictions for forward and backward search */ | ||
1842 : | Isibaar | 1.44.2.2 | skip_sad = SearchDirect(f_ref, f_refH->y, f_refV->y, f_refHV->y, |
1843 : | b_ref, b_refH->y, b_refV->y, b_refHV->y, | ||
1844 : | chl | 1.44.2.1 | &frame->image, |
1845 : | i, j, | ||
1846 : | frame->motion_flags, | ||
1847 : | TRB, TRD, | ||
1848 : | pParam, | ||
1849 : | pMB, b_mb, | ||
1850 : | h | 1.44.2.3 | &best_sad, |
1851 : | &Data); | ||
1852 : | edgomez | 1.20 | |
1853 : | Isibaar | 1.44.2.2 | if (pMB->mode == MODE_DIRECT_NONE_MV) { n_count++; continue; } |
1854 : | syskin | 1.44.2.37 | |
1855 : | chl | 1.44.2.1 | // forward search |
1856 : | syskin | 1.44.2.49 | SearchBF(f_ref, f_refH->y, f_refV->y, f_refHV->y, |
1857 : | chl | 1.44.2.1 | &frame->image, i, j, |
1858 : | frame->motion_flags, | ||
1859 : | h | 1.44.2.3 | frame->fcode, pParam, |
1860 : | chl | 1.44.2.1 | pMB, &f_predMV, &best_sad, |
1861 : | h | 1.44.2.3 | MODE_FORWARD, &Data); |
1862 : | chl | 1.10 | |
1863 : | chl | 1.44.2.1 | // backward search |
1864 : | syskin | 1.44.2.49 | SearchBF(b_ref, b_refH->y, b_refV->y, b_refHV->y, |
1865 : | chl | 1.44.2.1 | &frame->image, i, j, |
1866 : | frame->motion_flags, | ||
1867 : | h | 1.44.2.3 | frame->bcode, pParam, |
1868 : | chl | 1.44.2.1 | pMB, &b_predMV, &best_sad, |
1869 : | h | 1.44.2.3 | MODE_BACKWARD, &Data); |
1870 : | chl | 1.10 | |
1871 : | chl | 1.44.2.1 | // interpolate search comes last, because it uses data from forward and backward as prediction |
1872 : | syskin | 1.44.2.49 | SearchInterpolate(f_ref, f_refH->y, f_refV->y, f_refHV->y, |
1873 : | b_ref, b_refH->y, b_refV->y, b_refHV->y, | ||
1874 : | chl | 1.44.2.1 | &frame->image, |
1875 : | i, j, | ||
1876 : | frame->fcode, frame->bcode, | ||
1877 : | frame->motion_flags, | ||
1878 : | h | 1.44.2.3 | pParam, |
1879 : | chl | 1.44.2.1 | &f_predMV, &b_predMV, |
1880 : | h | 1.44.2.3 | pMB, &best_sad, |
1881 : | &Data); | ||
1882 : | syskin | 1.44.2.21 | |
1883 : | syskin | 1.44.2.34 | // final skip decision |
1884 : | syskin | 1.44.2.49 | if ( (skip_sad < frame->quant * MAX_SAD00_FOR_SKIP * 2) |
1885 : | syskin | 1.44.2.34 | && ((100*best_sad)/(skip_sad+1) > FINAL_SKIP_THRESH) ) |
1886 : | syskin | 1.44.2.43 | SkipDecisionB(&frame->image, f_ref, b_ref, pMB, i, j, &Data); |
1887 : | syskin | 1.44.2.34 | |
1888 : | chl | 1.44.2.1 | switch (pMB->mode) { |
1889 : | case MODE_FORWARD: | ||
1890 : | f_count++; | ||
1891 : | syskin | 1.44.2.44 | f_predMV = Data.qpel ? pMB->qmvs[0] : pMB->mvs[0]; |
1892 : | chl | 1.44.2.1 | break; |
1893 : | case MODE_BACKWARD: | ||
1894 : | b_count++; | ||
1895 : | syskin | 1.44.2.44 | b_predMV = Data.qpel ? pMB->b_qmvs[0] : pMB->b_mvs[0]; |
1896 : | chl | 1.44.2.1 | break; |
1897 : | case MODE_INTERPOLATE: | ||
1898 : | i_count++; | ||
1899 : | syskin | 1.44.2.44 | f_predMV = Data.qpel ? pMB->qmvs[0] : pMB->mvs[0]; |
1900 : | b_predMV = Data.qpel ? pMB->b_qmvs[0] : pMB->b_mvs[0]; | ||
1901 : | chl | 1.44.2.1 | break; |
1902 : | case MODE_DIRECT: | ||
1903 : | case MODE_DIRECT_NO4V: | ||
1904 : | d_count++; | ||
1905 : | default: | ||
1906 : | break; | ||
1907 : | chl | 1.10 | } |
1908 : | } | ||
1909 : | } | ||
1910 : | chl | 1.44.2.1 | } |
1911 : | chl | 1.3 | |
1912 : | syskin | 1.44.2.37 | static __inline void |
1913 : | Isibaar | 1.44.2.2 | MEanalyzeMB ( const uint8_t * const pRef, |
1914 : | const uint8_t * const pCur, | ||
1915 : | const int x, | ||
1916 : | const int y, | ||
1917 : | const MBParam * const pParam, | ||
1918 : | syskin | 1.44.2.37 | MACROBLOCK * const pMBs, |
1919 : | h | 1.44.2.3 | SearchData * const Data) |
1920 : | Isibaar | 1.44.2.2 | { |
1921 : | chl | 1.32 | |
1922 : | syskin | 1.44.2.37 | int i, mask; |
1923 : | h | 1.44.2.3 | VECTOR pmv[3]; |
1924 : | syskin | 1.44.2.37 | MACROBLOCK * pMB = &pMBs[x + y * pParam->mb_width]; |
1925 : | syskin | 1.44.2.44 | |
1926 : | syskin | 1.44.2.37 | for (i = 0; i < 5; i++) Data->iMinSAD[i] = MV_MAX_ERROR; |
1927 : | syskin | 1.44.2.17 | |
1928 : | //median is only used as prediction. it doesn't have to be real | ||
1929 : | if (x == 1 && y == 1) Data->predMV.x = Data->predMV.y = 0; | ||
1930 : | else | ||
1931 : | if (x == 1) //left macroblock does not have any vector now | ||
1932 : | Data->predMV = (pMB - pParam->mb_width)->mvs[0]; // top instead of median | ||
1933 : | syskin | 1.44.2.40 | else if (y == 1) // top macroblock doesn't have it's vector |
1934 : | syskin | 1.44.2.17 | Data->predMV = (pMB - 1)->mvs[0]; // left instead of median |
1935 : | else Data->predMV = get_pmv2(pMBs, pParam->mb_width, 0, x, y, 0); //else median | ||
1936 : | |||
1937 : | h | 1.44.2.3 | get_range(&Data->min_dx, &Data->max_dx, &Data->min_dy, &Data->max_dy, x, y, 16, |
1938 : | syskin | 1.44.2.37 | pParam->width, pParam->height, Data->iFcode - pParam->m_quarterpel, 0, Data->rrv); |
1939 : | chl | 1.35 | |
1940 : | h | 1.44.2.3 | Data->Cur = pCur + (x + y * pParam->edged_width) * 16; |
1941 : | Data->Ref = pRef + (x + y * pParam->edged_width) * 16; | ||
1942 : | syskin | 1.44.2.37 | |
1943 : | Isibaar | 1.44.2.2 | pmv[1].x = EVEN(pMB->mvs[0].x); |
1944 : | pmv[1].y = EVEN(pMB->mvs[0].y); | ||
1945 : | syskin | 1.44.2.17 | pmv[2].x = EVEN(Data->predMV.x); |
1946 : | pmv[2].y = EVEN(Data->predMV.y); | ||
1947 : | pmv[0].x = pmv[0].y = 0; | ||
1948 : | |||
1949 : | syskin | 1.44.2.37 | CheckCandidate32I(0, 0, 255, &i, Data); |
1950 : | syskin | 1.44.2.17 | |
1951 : | syskin | 1.44.2.37 | if (*Data->iMinSAD > 4 * MAX_SAD00_FOR_SKIP * 4) { |
1952 : | Isibaar | 1.44.2.2 | |
1953 : | syskin | 1.44.2.37 | if (!(mask = make_mask(pmv, 1))) |
1954 : | CheckCandidate32I(pmv[1].x, pmv[1].y, mask, &i, Data); | ||
1955 : | if (!(mask = make_mask(pmv, 2))) | ||
1956 : | CheckCandidate32I(pmv[2].x, pmv[2].y, mask, &i, Data); | ||
1957 : | |||
1958 : | if (*Data->iMinSAD > 4 * MAX_SAD00_FOR_SKIP * 4) // diamond only if needed | ||
1959 : | DiamondSearch(Data->currentMV->x, Data->currentMV->y, Data, i); | ||
1960 : | |||
1961 : | for (i = 0; i < 4; i++) { | ||
1962 : | syskin | 1.44.2.44 | MACROBLOCK * MB = &pMBs[x + (i&1) + (y+(i>>1)) * pParam->mb_width]; |
1963 : | syskin | 1.44.2.37 | MB->mvs[0] = MB->mvs[1] = MB->mvs[2] = MB->mvs[3] = Data->currentMV[i]; |
1964 : | MB->mode = MODE_INTER; | ||
1965 : | MB->sad16 = Data->iMinSAD[i+1]; | ||
1966 : | } | ||
1967 : | } | ||
1968 : | Isibaar | 1.44.2.2 | } |
1969 : | |||
1970 : | syskin | 1.44.2.37 | #define INTRA_BIAS 2500 |
1971 : | #define INTRA_THRESH 1500 | ||
1972 : | #define INTER_THRESH 1400 | ||
1973 : | Isibaar | 1.44.2.2 | |
1974 : | int | ||
1975 : | syskin | 1.44.2.44 | MEanalysis( const IMAGE * const pRef, |
1976 : | syskin | 1.44.2.18 | FRAMEINFO * const Current, |
1977 : | Isibaar | 1.44.2.2 | MBParam * const pParam, |
1978 : | syskin | 1.44.2.18 | int maxIntra, //maximum number if non-I frames |
1979 : | int intraCount, //number of non-I frames after last I frame; 0 if we force P/B frame | ||
1980 : | syskin | 1.44.2.44 | int bCount) // number of B frames in a row |
1981 : | Isibaar | 1.44.2.2 | { |
1982 : | uint32_t x, y, intra = 0; | ||
1983 : | int sSAD = 0; | ||
1984 : | syskin | 1.44.2.18 | MACROBLOCK * const pMBs = Current->mbs; |
1985 : | const IMAGE * const pCurrent = &Current->image; | ||
1986 : | int IntraThresh = INTRA_THRESH, InterThresh = INTER_THRESH; | ||
1987 : | h | 1.44.2.3 | |
1988 : | syskin | 1.44.2.37 | int32_t iMinSAD[5], temp[5]; |
1989 : | VECTOR currentMV[5]; | ||
1990 : | h | 1.44.2.3 | SearchData Data; |
1991 : | Data.iEdgedWidth = pParam->edged_width; | ||
1992 : | syskin | 1.44.2.37 | Data.currentMV = currentMV; |
1993 : | Data.iMinSAD = iMinSAD; | ||
1994 : | syskin | 1.44.2.18 | Data.iFcode = Current->fcode; |
1995 : | syskin | 1.44.2.37 | Data.rrv = Current->global_flags & XVID_REDUCED; |
1996 : | Data.temp = temp; | ||
1997 : | CheckCandidate = CheckCandidate32I; | ||
1998 : | h | 1.44.2.3 | |
1999 : | syskin | 1.44.2.44 | if (intraCount != 0 && intraCount < 10) // we're right after an I frame |
2000 : | syskin | 1.44.2.19 | IntraThresh += 4 * (intraCount - 10) * (intraCount - 10); |
2001 : | syskin | 1.44.2.18 | else |
2002 : | if ( 5*(maxIntra - intraCount) < maxIntra) // we're close to maximum. 2 sec when max is 10 sec | ||
2003 : | IntraThresh -= (IntraThresh * (maxIntra - 5*(maxIntra - intraCount)))/maxIntra; | ||
2004 : | |||
2005 : | syskin | 1.44.2.26 | InterThresh += 400 * (1 - bCount); |
2006 : | syskin | 1.44.2.37 | if (InterThresh < 300) InterThresh = 300; |
2007 : | syskin | 1.44.2.18 | |
2008 : | Isibaar | 1.44.2.2 | if (sadInit) (*sadInit) (); |
2009 : | |||
2010 : | syskin | 1.44.2.44 | for (y = 1; y < pParam->mb_height-1; y += 2) { |
2011 : | for (x = 1; x < pParam->mb_width-1; x += 2) { | ||
2012 : | syskin | 1.44.2.37 | int i; |
2013 : | |||
2014 : | if (bCount == 0) pMBs[x + y * pParam->mb_width].mvs[0] = zeroMV; | ||
2015 : | Isibaar | 1.44.2.2 | |
2016 : | syskin | 1.44.2.37 | MEanalyzeMB(pRef->y, pCurrent->y, x, y, pParam, pMBs, &Data); |
2017 : | syskin | 1.44.2.44 | |
2018 : | syskin | 1.44.2.37 | for (i = 0; i < 4; i++) { |
2019 : | int dev; | ||
2020 : | syskin | 1.44.2.44 | MACROBLOCK *pMB = &pMBs[x+(i&1) + (y+(i>>1)) * pParam->mb_width]; |
2021 : | syskin | 1.44.2.37 | if (pMB->sad16 > IntraThresh) { |
2022 : | syskin | 1.44.2.44 | dev = dev16(pCurrent->y + (x + (i&1) + (y + (i>>1)) * pParam->edged_width) * 16, |
2023 : | pParam->edged_width); | ||
2024 : | syskin | 1.44.2.37 | if (dev + IntraThresh < pMB->sad16) { |
2025 : | pMB->mode = MODE_INTRA; | ||
2026 : | if (++intra > (pParam->mb_height-2)*(pParam->mb_width-2)/2) return I_VOP; | ||
2027 : | } | ||
2028 : | Isibaar | 1.44.2.2 | } |
2029 : | syskin | 1.44.2.37 | sSAD += pMB->sad16; |
2030 : | syskin | 1.44.2.18 | } |
2031 : | suxen_drol | 1.6 | } |
2032 : | } | ||
2033 : | syskin | 1.44.2.32 | sSAD /= (pParam->mb_height-2)*(pParam->mb_width-2); |
2034 : | syskin | 1.44.2.48 | // if (sSAD > IntraThresh + INTRA_BIAS) return I_VOP; |
2035 : | suxen_drol | 1.44.2.33 | if (sSAD > InterThresh ) return P_VOP; |
2036 : | Isibaar | 1.44.2.2 | emms(); |
2037 : | suxen_drol | 1.44.2.33 | return B_VOP; |
2038 : | syskin | 1.44.2.34 | |
2039 : | chl | 1.44.2.13 | } |
2040 : | |||
2041 : | chl | 1.44.2.45 | |
2042 : | static WARPPOINTS | ||
2043 : | syskin | 1.44.2.49 | GlobalMotionEst(const MACROBLOCK * const pMBs, |
2044 : | chl | 1.44.2.45 | const MBParam * const pParam, |
2045 : | const FRAMEINFO * const current, | ||
2046 : | const FRAMEINFO * const reference, | ||
2047 : | const IMAGE * const pRefH, | ||
2048 : | const IMAGE * const pRefV, | ||
2049 : | const IMAGE * const pRefHV ) | ||
2050 : | syskin | 1.44.2.14 | { |
2051 : | |||
2052 : | chl | 1.44.2.45 | const int deltax=8; // upper bound for difference between a MV and it's neighbour MVs |
2053 : | const int deltay=8; | ||
2054 : | syskin | 1.44.2.49 | const int grad=512; // lower bound for deviation in MB |
2055 : | chl | 1.44.2.45 | |
2056 : | WARPPOINTS gmc; | ||
2057 : | |||
2058 : | uint32_t mx, my; | ||
2059 : | syskin | 1.44.2.14 | |
2060 : | chl | 1.44.2.45 | int MBh = pParam->mb_height; |
2061 : | int MBw = pParam->mb_width; | ||
2062 : | |||
2063 : | int *MBmask= calloc(MBh*MBw,sizeof(int)); | ||
2064 : | double DtimesF[4] = { 0.,0., 0., 0. }; | ||
2065 : | double sol[4] = { 0., 0., 0., 0. }; | ||
2066 : | double a,b,c,n,denom; | ||
2067 : | double meanx,meany; | ||
2068 : | int num,oldnum; | ||
2069 : | |||
2070 : | if (!MBmask) { fprintf(stderr,"Mem error\n"); return gmc;} | ||
2071 : | |||
2072 : | syskin | 1.44.2.49 | // filter mask of all blocks |
2073 : | chl | 1.44.2.45 | |
2074 : | for (my = 1; my < MBh-1; my++) | ||
2075 : | for (mx = 1; mx < MBw-1; mx++) | ||
2076 : | { | ||
2077 : | const int mbnum = mx + my * MBw; | ||
2078 : | const MACROBLOCK *pMB = &pMBs[mbnum]; | ||
2079 : | const VECTOR mv = pMB->mvs[0]; | ||
2080 : | |||
2081 : | if (pMB->mode == MODE_INTRA || pMB->mode == MODE_NOT_CODED) | ||
2082 : | continue; | ||
2083 : | |||
2084 : | if ( ( (ABS(mv.x - (pMB-1)->mvs[0].x) < deltax) && (ABS(mv.y - (pMB-1)->mvs[0].y) < deltay) ) | ||
2085 : | && ( (ABS(mv.x - (pMB+1)->mvs[0].x) < deltax) && (ABS(mv.y - (pMB+1)->mvs[0].y) < deltay) ) | ||
2086 : | && ( (ABS(mv.x - (pMB-MBw)->mvs[0].x) < deltax) && (ABS(mv.y - (pMB-MBw)->mvs[0].y) < deltay) ) | ||
2087 : | && ( (ABS(mv.x - (pMB+MBw)->mvs[0].x) < deltax) && (ABS(mv.y - (pMB+MBw)->mvs[0].y) < deltay) ) ) | ||
2088 : | MBmask[mbnum]=1; | ||
2089 : | } | ||
2090 : | |||
2091 : | for (my = 1; my < MBh-1; my++) | ||
2092 : | for (mx = 1; mx < MBw-1; mx++) | ||
2093 : | { | ||
2094 : | const uint8_t *const pCur = current->image.y + 16*my*pParam->edged_width + 16*mx; | ||
2095 : | |||
2096 : | const int mbnum = mx + my * MBw; | ||
2097 : | if (!MBmask[mbnum]) | ||
2098 : | continue; | ||
2099 : | |||
2100 : | if (sad16 ( pCur, pCur+1 , pParam->edged_width, 65536) <= grad ) | ||
2101 : | MBmask[mbnum] = 0; | ||
2102 : | if (sad16 ( pCur, pCur+pParam->edged_width, pParam->edged_width, 65536) <= grad ) | ||
2103 : | MBmask[mbnum] = 0; | ||
2104 : | |||
2105 : | syskin | 1.44.2.14 | } |
2106 : | chl | 1.44.2.13 | |
2107 : | chl | 1.44.2.45 | emms(); |
2108 : | chl | 1.44.2.13 | |
2109 : | chl | 1.44.2.45 | do { /* until convergence */ |
2110 : | chl | 1.44.2.13 | |
2111 : | chl | 1.44.2.45 | a = b = c = n = 0; |
2112 : | DtimesF[0] = DtimesF[1] = DtimesF[2] = DtimesF[3] = 0.; | ||
2113 : | for (my = 0; my < MBh; my++) | ||
2114 : | for (mx = 0; mx < MBw; mx++) | ||
2115 : | { | ||
2116 : | const int mbnum = mx + my * MBw; | ||
2117 : | const MACROBLOCK *pMB = &pMBs[mbnum]; | ||
2118 : | const VECTOR mv = pMB->mvs[0]; | ||
2119 : | |||
2120 : | if (!MBmask[mbnum]) | ||
2121 : | continue; | ||
2122 : | |||
2123 : | n++; | ||
2124 : | a += 16*mx+8; | ||
2125 : | b += 16*my+8; | ||
2126 : | c += (16*mx+8)*(16*mx+8)+(16*my+8)*(16*my+8); | ||
2127 : | |||
2128 : | DtimesF[0] += (double)mv.x; | ||
2129 : | DtimesF[1] += (double)mv.x*(16*mx+8) + (double)mv.y*(16*my+8); | ||
2130 : | DtimesF[2] += (double)mv.x*(16*my+8) - (double)mv.y*(16*mx+8); | ||
2131 : | DtimesF[3] += (double)mv.y; | ||
2132 : | } | ||
2133 : | chl | 1.44.2.13 | |
2134 : | chl | 1.44.2.45 | denom = a*a+b*b-c*n; |
2135 : | |||
2136 : | /* Solve the system: sol = (D'*E*D)^{-1} D'*E*F */ | ||
2137 : | /* D'*E*F has been calculated in the same loop as matrix */ | ||
2138 : | |||
2139 : | sol[0] = -c*DtimesF[0] + a*DtimesF[1] + b*DtimesF[2]; | ||
2140 : | sol[1] = a*DtimesF[0] - n*DtimesF[1] + b*DtimesF[3]; | ||
2141 : | sol[2] = b*DtimesF[0] - n*DtimesF[2] - a*DtimesF[3]; | ||
2142 : | sol[3] = b*DtimesF[1] - a*DtimesF[2] - c*DtimesF[3]; | ||
2143 : | |||
2144 : | sol[0] /= denom; | ||
2145 : | sol[1] /= denom; | ||
2146 : | sol[2] /= denom; | ||
2147 : | sol[3] /= denom; | ||
2148 : | |||
2149 : | meanx = meany = 0.; | ||
2150 : | oldnum = 0; | ||
2151 : | for (my = 0; my < MBh; my++) | ||
2152 : | for (mx = 0; mx < MBw; mx++) | ||
2153 : | { | ||
2154 : | const int mbnum = mx + my * MBw; | ||
2155 : | const MACROBLOCK *pMB = &pMBs[mbnum]; | ||
2156 : | const VECTOR mv = pMB->mvs[0]; | ||
2157 : | |||
2158 : | if (!MBmask[mbnum]) | ||
2159 : | continue; | ||
2160 : | |||
2161 : | oldnum++; | ||
2162 : | meanx += ABS(( sol[0] + (16*mx+8)*sol[1] + (16*my+8)*sol[2] ) - mv.x ); | ||
2163 : | chl | 1.44.2.46 | meany += ABS(( sol[3] - (16*mx+8)*sol[2] + (16*my+8)*sol[1] ) - mv.y ); |
2164 : | chl | 1.44.2.45 | } |
2165 : | chl | 1.44.2.46 | |
2166 : | if (4*meanx > oldnum) /* better fit than 0.25 is useless */ | ||
2167 : | chl | 1.44.2.45 | meanx /= oldnum; |
2168 : | syskin | 1.44.2.49 | else |
2169 : | chl | 1.44.2.46 | meanx = 0.25; |
2170 : | |||
2171 : | if (4*meany > oldnum) | ||
2172 : | chl | 1.44.2.45 | meany /= oldnum; |
2173 : | syskin | 1.44.2.49 | else |
2174 : | chl | 1.44.2.46 | meany = 0.25; |
2175 : | chl | 1.44.2.45 | |
2176 : | chl | 1.44.2.46 | /* fprintf(stderr,"sol = (%8.5f, %8.5f, %8.5f, %8.5f)\n",sol[0],sol[1],sol[2],sol[3]); |
2177 : | fprintf(stderr,"meanx = %8.5f meany = %8.5f %d\n",meanx,meany, oldnum); | ||
2178 : | */ | ||
2179 : | chl | 1.44.2.45 | num = 0; |
2180 : | for (my = 0; my < MBh; my++) | ||
2181 : | for (mx = 0; mx < MBw; mx++) | ||
2182 : | { | ||
2183 : | const int mbnum = mx + my * MBw; | ||
2184 : | const MACROBLOCK *pMB = &pMBs[mbnum]; | ||
2185 : | const VECTOR mv = pMB->mvs[0]; | ||
2186 : | |||
2187 : | if (!MBmask[mbnum]) | ||
2188 : | continue; | ||
2189 : | |||
2190 : | if ( ( ABS(( sol[0] + (16*mx+8)*sol[1] + (16*my+8)*sol[2] ) - mv.x ) > meanx ) | ||
2191 : | chl | 1.44.2.46 | || ( ABS(( sol[3] - (16*mx+8)*sol[2] + (16*my+8)*sol[1] ) - mv.y ) > meany ) ) |
2192 : | chl | 1.44.2.45 | MBmask[mbnum]=0; |
2193 : | else | ||
2194 : | num++; | ||
2195 : | } | ||
2196 : | syskin | 1.44.2.44 | |
2197 : | chl | 1.44.2.45 | } while ( (oldnum != num) && (num>=4) ); |
2198 : | syskin | 1.44.2.14 | |
2199 : | chl | 1.44.2.45 | if (num < 4) |
2200 : | { | ||
2201 : | gmc.duv[0].x= gmc.duv[0].y= gmc.duv[1].x= gmc.duv[1].y= gmc.duv[2].x= gmc.duv[2].y=0; | ||
2202 : | } else { | ||
2203 : | |||
2204 : | gmc.duv[0].x=(int)(sol[0]+0.5); | ||
2205 : | gmc.duv[0].y=(int)(sol[3]+0.5); | ||
2206 : | syskin | 1.44.2.14 | |
2207 : | chl | 1.44.2.45 | gmc.duv[1].x=(int)(sol[1]*pParam->width+0.5); |
2208 : | gmc.duv[1].y=(int)(-sol[2]*pParam->width+0.5); | ||
2209 : | |||
2210 : | gmc.duv[2].x=0; | ||
2211 : | gmc.duv[2].y=0; | ||
2212 : | chl | 1.44.2.13 | } |
2213 : | chl | 1.44.2.45 | // fprintf(stderr,"wp1 = ( %4d, %4d) wp2 = ( %4d, %4d) \n", gmc.duv[0].x, gmc.duv[0].y, gmc.duv[1].x, gmc.duv[1].y); |
2214 : | chl | 1.44.2.13 | |
2215 : | chl | 1.44.2.45 | free(MBmask); |
2216 : | |||
2217 : | chl | 1.44.2.13 | return gmc; |
2218 : | Isibaar | 1.44.2.2 | } |
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