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| 1 : | edgomez | 1142 | /***************************************************************************** |
| 2 : | * | ||
| 3 : | * XVID MPEG-4 VIDEO CODEC | ||
| 4 : | * - Motion Estimation for P- and S- VOPs - | ||
| 5 : | * | ||
| 6 : | * Copyright(C) 2002 Christoph Lampert <gruel@web.de> | ||
| 7 : | * 2002 Michael Militzer <michael@xvid.org> | ||
| 8 : | * 2002-2003 Radoslaw Czyz <xvid@syskin.cjb.net> | ||
| 9 : | * | ||
| 10 : | * This program is free software ; you can redistribute it and/or modify | ||
| 11 : | * it under the terms of the GNU General Public License as published by | ||
| 12 : | * the Free Software Foundation ; either version 2 of the License, or | ||
| 13 : | * (at your option) any later version. | ||
| 14 : | * | ||
| 15 : | * This program is distributed in the hope that it will be useful, | ||
| 16 : | * but WITHOUT ANY WARRANTY ; without even the implied warranty of | ||
| 17 : | * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the | ||
| 18 : | * GNU General Public License for more details. | ||
| 19 : | * | ||
| 20 : | * You should have received a copy of the GNU General Public License | ||
| 21 : | * along with this program ; if not, write to the Free Software | ||
| 22 : | * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA | ||
| 23 : | * | ||
| 24 : | edgomez | 1286 | * $Id: estimation_pvop.c,v 1.1.2.14 2003-12-20 15:30:03 edgomez Exp $ |
| 25 : | edgomez | 1142 | * |
| 26 : | ****************************************************************************/ | ||
| 27 : | |||
| 28 : | #include <assert.h> | ||
| 29 : | #include <stdio.h> | ||
| 30 : | #include <stdlib.h> | ||
| 31 : | #include <string.h> /* memcpy */ | ||
| 32 : | |||
| 33 : | #include "../encoder.h" | ||
| 34 : | #include "../prediction/mbprediction.h" | ||
| 35 : | #include "../global.h" | ||
| 36 : | #include "../utils/timer.h" | ||
| 37 : | #include "../image/interpolate8x8.h" | ||
| 38 : | #include "estimation.h" | ||
| 39 : | #include "motion.h" | ||
| 40 : | #include "sad.h" | ||
| 41 : | #include "motion_inlines.h" | ||
| 42 : | |||
| 43 : | static const int xvid_me_lambda_vec8[32] = | ||
| 44 : | { 0 ,(int)(1.00235 * NEIGH_TEND_8X8 + 0.5), | ||
| 45 : | (int)(1.15582 + NEIGH_TEND_8X8 + 0.5), (int)(1.31976*NEIGH_TEND_8X8 + 0.5), | ||
| 46 : | (int)(1.49591*NEIGH_TEND_8X8 + 0.5), (int)(1.68601*NEIGH_TEND_8X8 + 0.5), | ||
| 47 : | (int)(1.89187*NEIGH_TEND_8X8 + 0.5), (int)(2.11542*NEIGH_TEND_8X8 + 0.5), | ||
| 48 : | (int)(2.35878*NEIGH_TEND_8X8 + 0.5), (int)(2.62429*NEIGH_TEND_8X8 + 0.5), | ||
| 49 : | (int)(2.91455*NEIGH_TEND_8X8 + 0.5), (int)(3.23253*NEIGH_TEND_8X8 + 0.5), | ||
| 50 : | (int)(3.58158*NEIGH_TEND_8X8 + 0.5), (int)(3.96555*NEIGH_TEND_8X8 + 0.5), | ||
| 51 : | (int)(4.38887*NEIGH_TEND_8X8 + 0.5), (int)(4.85673*NEIGH_TEND_8X8 + 0.5), | ||
| 52 : | (int)(5.37519*NEIGH_TEND_8X8 + 0.5), (int)(5.95144*NEIGH_TEND_8X8 + 0.5), | ||
| 53 : | (int)(6.59408*NEIGH_TEND_8X8 + 0.5), (int)(7.31349*NEIGH_TEND_8X8 + 0.5), | ||
| 54 : | (int)(8.12242*NEIGH_TEND_8X8 + 0.5), (int)(9.03669*NEIGH_TEND_8X8 + 0.5), | ||
| 55 : | (int)(10.0763*NEIGH_TEND_8X8 + 0.5), (int)(11.2669*NEIGH_TEND_8X8 + 0.5), | ||
| 56 : | (int)(12.6426*NEIGH_TEND_8X8 + 0.5), (int)(14.2493*NEIGH_TEND_8X8 + 0.5), | ||
| 57 : | (int)(16.1512*NEIGH_TEND_8X8 + 0.5), (int)(18.442*NEIGH_TEND_8X8 + 0.5), | ||
| 58 : | (int)(21.2656*NEIGH_TEND_8X8 + 0.5), (int)(24.8580*NEIGH_TEND_8X8 + 0.5), | ||
| 59 : | (int)(29.6436*NEIGH_TEND_8X8 + 0.5), (int)(36.4949*NEIGH_TEND_8X8 + 0.5) | ||
| 60 : | }; | ||
| 61 : | |||
| 62 : | static void | ||
| 63 : | syskin | 1215 | CheckCandidate16(const int x, const int y, SearchData * const data, const unsigned int Direction) |
| 64 : | edgomez | 1142 | { |
| 65 : | const uint8_t * Reference; | ||
| 66 : | int32_t sad; uint32_t t; | ||
| 67 : | |||
| 68 : | if ( (x > data->max_dx) || (x < data->min_dx) | ||
| 69 : | || (y > data->max_dy) || (y < data->min_dy) ) return; | ||
| 70 : | |||
| 71 : | syskin | 1163 | Reference = GetReference(x, y, data); |
| 72 : | edgomez | 1142 | |
| 73 : | sad = sad16v(data->Cur, Reference, data->iEdgedWidth, data->temp); | ||
| 74 : | syskin | 1163 | t = d_mv_bits(x, y, data->predMV, data->iFcode, data->qpel, 0); |
| 75 : | edgomez | 1142 | |
| 76 : | sad += (data->lambda16 * t * sad)>>10; | ||
| 77 : | data->temp[0] += (data->lambda8 * t * (data->temp[0] + NEIGH_8X8_BIAS))>>10; | ||
| 78 : | |||
| 79 : | syskin | 1163 | if (data->chroma) { |
| 80 : | if (sad >= data->iMinSAD[0]) goto no16; | ||
| 81 : | sad += xvid_me_ChromaSAD((x >> 1) + roundtab_79[x & 0x3], | ||
| 82 : | (y >> 1) + roundtab_79[y & 0x3], data); | ||
| 83 : | } | ||
| 84 : | edgomez | 1142 | |
| 85 : | if (sad < data->iMinSAD[0]) { | ||
| 86 : | data->iMinSAD[0] = sad; | ||
| 87 : | syskin | 1163 | data->currentMV[0].x = x; data->currentMV[0].y = y; |
| 88 : | syskin | 1215 | data->dir = Direction; |
| 89 : | edgomez | 1142 | } |
| 90 : | |||
| 91 : | syskin | 1163 | no16: |
| 92 : | edgomez | 1142 | if (data->temp[0] < data->iMinSAD[1]) { |
| 93 : | syskin | 1163 | data->iMinSAD[1] = data->temp[0]; data->currentMV[1].x = x; data->currentMV[1].y = y; } |
| 94 : | edgomez | 1142 | if (data->temp[1] < data->iMinSAD[2]) { |
| 95 : | syskin | 1163 | data->iMinSAD[2] = data->temp[1]; data->currentMV[2].x = x; data->currentMV[2].y = y; } |
| 96 : | edgomez | 1142 | if (data->temp[2] < data->iMinSAD[3]) { |
| 97 : | syskin | 1163 | data->iMinSAD[3] = data->temp[2]; data->currentMV[3].x = x; data->currentMV[3].y = y; } |
| 98 : | edgomez | 1142 | if (data->temp[3] < data->iMinSAD[4]) { |
| 99 : | syskin | 1163 | data->iMinSAD[4] = data->temp[3]; data->currentMV[4].x = x; data->currentMV[4].y = y; } |
| 100 : | edgomez | 1142 | } |
| 101 : | |||
| 102 : | static void | ||
| 103 : | syskin | 1215 | CheckCandidate16_qpel(const int x, const int y, SearchData * const data, const unsigned int Direction) |
| 104 : | edgomez | 1142 | { |
| 105 : | const uint8_t *Reference; | ||
| 106 : | int32_t sad; uint32_t t; | ||
| 107 : | |||
| 108 : | if ( (x > data->max_dx) || (x < data->min_dx) | ||
| 109 : | || (y > data->max_dy) || (y < data->min_dy) ) return; | ||
| 110 : | |||
| 111 : | syskin | 1163 | Reference = xvid_me_interpolate16x16qpel(x, y, 0, data); |
| 112 : | edgomez | 1142 | |
| 113 : | sad = sad16v(data->Cur, Reference, data->iEdgedWidth, data->temp); | ||
| 114 : | syskin | 1163 | t = d_mv_bits(x, y, data->predMV, data->iFcode, 0, 0); |
| 115 : | edgomez | 1142 | |
| 116 : | sad += (data->lambda16 * t * sad)>>10; | ||
| 117 : | data->temp[0] += (data->lambda8 * t * (data->temp[0] + NEIGH_8X8_BIAS))>>10; | ||
| 118 : | |||
| 119 : | syskin | 1215 | if (data->chroma && (sad < data->iMinSAD[0] || sad < data->iMinSAD2) ) |
| 120 : | syskin | 1163 | sad += xvid_me_ChromaSAD(((x/2) >> 1) + roundtab_79[(x/2) & 0x3], |
| 121 : | ((y/2) >> 1) + roundtab_79[(y/2) & 0x3], data); | ||
| 122 : | edgomez | 1142 | |
| 123 : | if (data->temp[0] < data->iMinSAD[1]) { | ||
| 124 : | syskin | 1163 | data->iMinSAD[1] = data->temp[0]; data->currentQMV[1].x = x; data->currentQMV[1].y = y; } |
| 125 : | edgomez | 1142 | if (data->temp[1] < data->iMinSAD[2]) { |
| 126 : | syskin | 1163 | data->iMinSAD[2] = data->temp[1]; data->currentQMV[2].x = x; data->currentQMV[2].y = y; } |
| 127 : | edgomez | 1142 | if (data->temp[2] < data->iMinSAD[3]) { |
| 128 : | syskin | 1163 | data->iMinSAD[3] = data->temp[2]; data->currentQMV[3].x = x; data->currentQMV[3].y = y; } |
| 129 : | edgomez | 1142 | if (data->temp[3] < data->iMinSAD[4]) { |
| 130 : | syskin | 1163 | data->iMinSAD[4] = data->temp[3]; data->currentQMV[4].x = x; data->currentQMV[4].y = y; } |
| 131 : | edgomez | 1142 | |
| 132 : | if (sad < data->iMinSAD[0]) { | ||
| 133 : | syskin | 1215 | data->iMinSAD2 = *(data->iMinSAD); |
| 134 : | data->currentQMV2.x = data->currentQMV->x; | ||
| 135 : | data->currentQMV2.y = data->currentQMV->y; | ||
| 136 : | edgomez | 1142 | |
| 137 : | data->iMinSAD[0] = sad; | ||
| 138 : | syskin | 1163 | data->currentQMV[0].x = x; data->currentQMV[0].y = y; |
| 139 : | syskin | 1215 | } else if (sad < data->iMinSAD2) { |
| 140 : | data->iMinSAD2 = sad; | ||
| 141 : | data->currentQMV2.x = x; data->currentQMV2.y = y; | ||
| 142 : | edgomez | 1142 | } |
| 143 : | } | ||
| 144 : | |||
| 145 : | static void | ||
| 146 : | syskin | 1215 | CheckCandidate8(const int x, const int y, SearchData * const data, const unsigned int Direction) |
| 147 : | edgomez | 1142 | { |
| 148 : | int32_t sad; uint32_t t; | ||
| 149 : | const uint8_t * Reference; | ||
| 150 : | VECTOR * current; | ||
| 151 : | |||
| 152 : | if ( (x > data->max_dx) || (x < data->min_dx) | ||
| 153 : | || (y > data->max_dy) || (y < data->min_dy) ) return; | ||
| 154 : | |||
| 155 : | if (!data->qpel_precision) { | ||
| 156 : | Reference = GetReference(x, y, data); | ||
| 157 : | current = data->currentMV; | ||
| 158 : | } else { /* x and y are in 1/4 precision */ | ||
| 159 : | Reference = xvid_me_interpolate8x8qpel(x, y, 0, 0, data); | ||
| 160 : | current = data->currentQMV; | ||
| 161 : | } | ||
| 162 : | |||
| 163 : | sad = sad8(data->Cur, Reference, data->iEdgedWidth); | ||
| 164 : | t = d_mv_bits(x, y, data->predMV, data->iFcode, data->qpel^data->qpel_precision, 0); | ||
| 165 : | |||
| 166 : | sad += (data->lambda8 * t * (sad+NEIGH_8X8_BIAS))>>10; | ||
| 167 : | |||
| 168 : | if (sad < *(data->iMinSAD)) { | ||
| 169 : | *(data->iMinSAD) = sad; | ||
| 170 : | current->x = x; current->y = y; | ||
| 171 : | syskin | 1215 | data->dir = Direction; |
| 172 : | edgomez | 1142 | } |
| 173 : | } | ||
| 174 : | |||
| 175 : | static void | ||
| 176 : | Isibaar | 1279 | CheckCandidate8_qpel(const int x, const int y, SearchData * const data, const unsigned int Direction) |
| 177 : | { | ||
| 178 : | int32_t sad; uint32_t t; | ||
| 179 : | const uint8_t * Reference; | ||
| 180 : | VECTOR * current; | ||
| 181 : | |||
| 182 : | if ( (x > data->max_dx) || (x < data->min_dx) | ||
| 183 : | || (y > data->max_dy) || (y < data->min_dy) ) return; | ||
| 184 : | |||
| 185 : | /* x and y are in 1/4 precision */ | ||
| 186 : | Reference = xvid_me_interpolate8x8qpel(x, y, 0, 0, data); | ||
| 187 : | current = data->currentQMV; | ||
| 188 : | |||
| 189 : | sad = sad8(data->Cur, Reference, data->iEdgedWidth); | ||
| 190 : | t = d_mv_bits(x, y, data->predMV, data->iFcode, data->qpel^data->qpel_precision, 0); | ||
| 191 : | |||
| 192 : | sad += (data->lambda8 * t * (sad+NEIGH_8X8_BIAS))>>10; | ||
| 193 : | |||
| 194 : | if (sad < *(data->iMinSAD)) { | ||
| 195 : | data->iMinSAD2 = *(data->iMinSAD); | ||
| 196 : | data->currentQMV2.x = data->currentQMV->x; | ||
| 197 : | data->currentQMV2.y = data->currentQMV->y; | ||
| 198 : | |||
| 199 : | *(data->iMinSAD) = sad; | ||
| 200 : | data->currentQMV->x = x; data->currentQMV->y = y; | ||
| 201 : | data->dir = Direction; | ||
| 202 : | } else if (sad < data->iMinSAD2) { | ||
| 203 : | data->iMinSAD2 = sad; | ||
| 204 : | data->currentQMV2.x = x; data->currentQMV2.y = y; | ||
| 205 : | } | ||
| 206 : | } | ||
| 207 : | |||
| 208 : | static void | ||
| 209 : | syskin | 1215 | CheckCandidate32(const int x, const int y, SearchData * const data, const unsigned int Direction) |
| 210 : | edgomez | 1142 | { |
| 211 : | uint32_t t; | ||
| 212 : | const uint8_t * Reference; | ||
| 213 : | int sad; | ||
| 214 : | |||
| 215 : | if ( (!(x&1) && x !=0) || (!(y&1) && y !=0) || /* non-zero even value */ | ||
| 216 : | (x > data->max_dx) || (x < data->min_dx) | ||
| 217 : | || (y > data->max_dy) || (y < data->min_dy) ) return; | ||
| 218 : | |||
| 219 : | Reference = GetReference(x, y, data); | ||
| 220 : | t = d_mv_bits(x, y, data->predMV, data->iFcode, 0, 1); | ||
| 221 : | |||
| 222 : | sad = sad32v_c(data->Cur, Reference, data->iEdgedWidth, data->temp); | ||
| 223 : | |||
| 224 : | sad += (data->lambda16 * t * sad) >> 10; | ||
| 225 : | data->temp[0] += (data->lambda8 * t * (data->temp[0] + NEIGH_8X8_BIAS))>>10; | ||
| 226 : | |||
| 227 : | if (sad < data->iMinSAD[0]) { | ||
| 228 : | data->iMinSAD[0] = sad; | ||
| 229 : | data->currentMV[0].x = x; data->currentMV[0].y = y; | ||
| 230 : | syskin | 1215 | data->dir = Direction; |
| 231 : | edgomez | 1142 | } |
| 232 : | |||
| 233 : | if (data->temp[0] < data->iMinSAD[1]) { | ||
| 234 : | data->iMinSAD[1] = data->temp[0]; data->currentMV[1].x = x; data->currentMV[1].y = y; } | ||
| 235 : | if (data->temp[1] < data->iMinSAD[2]) { | ||
| 236 : | data->iMinSAD[2] = data->temp[1]; data->currentMV[2].x = x; data->currentMV[2].y = y; } | ||
| 237 : | if (data->temp[2] < data->iMinSAD[3]) { | ||
| 238 : | data->iMinSAD[3] = data->temp[2]; data->currentMV[3].x = x; data->currentMV[3].y = y; } | ||
| 239 : | if (data->temp[3] < data->iMinSAD[4]) { | ||
| 240 : | data->iMinSAD[4] = data->temp[3]; data->currentMV[4].x = x; data->currentMV[4].y = y; } | ||
| 241 : | } | ||
| 242 : | |||
| 243 : | int | ||
| 244 : | xvid_me_SkipDecisionP(const IMAGE * current, const IMAGE * reference, | ||
| 245 : | const int x, const int y, | ||
| 246 : | const uint32_t stride, const uint32_t iQuant, int rrv) | ||
| 247 : | { | ||
| 248 : | int offset = (x + y*stride)*8; | ||
| 249 : | if(!rrv) { | ||
| 250 : | uint32_t sadC = sad8(current->u + offset, | ||
| 251 : | reference->u + offset, stride); | ||
| 252 : | if (sadC > iQuant * MAX_CHROMA_SAD_FOR_SKIP) return 0; | ||
| 253 : | sadC += sad8(current->v + offset, | ||
| 254 : | reference->v + offset, stride); | ||
| 255 : | if (sadC > iQuant * MAX_CHROMA_SAD_FOR_SKIP) return 0; | ||
| 256 : | return 1; | ||
| 257 : | |||
| 258 : | } else { | ||
| 259 : | uint32_t sadC = sad16(current->u + 2*offset, | ||
| 260 : | reference->u + 2*offset, stride, 256*4096); | ||
| 261 : | if (sadC > iQuant * MAX_CHROMA_SAD_FOR_SKIP*4) return 0; | ||
| 262 : | sadC += sad16(current->v + 2*offset, | ||
| 263 : | reference->v + 2*offset, stride, 256*4096); | ||
| 264 : | if (sadC > iQuant * MAX_CHROMA_SAD_FOR_SKIP*4) return 0; | ||
| 265 : | return 1; | ||
| 266 : | } | ||
| 267 : | } | ||
| 268 : | |||
| 269 : | /* | ||
| 270 : | * pmv are filled with: | ||
| 271 : | * [0]: Median (or whatever is correct in a special case) | ||
| 272 : | * [1]: left neighbour | ||
| 273 : | * [2]: top neighbour | ||
| 274 : | * [3]: topright neighbour | ||
| 275 : | * psad are filled with: | ||
| 276 : | * [0]: minimum of [1] to [3] | ||
| 277 : | * [1]: left neighbour's SAD (NB:[1] to [3] are actually not needed) | ||
| 278 : | * [2]: top neighbour's SAD | ||
| 279 : | * [3]: topright neighbour's SAD | ||
| 280 : | */ | ||
| 281 : | |||
| 282 : | syskin | 1163 | static __inline void |
| 283 : | edgomez | 1142 | get_pmvdata2(const MACROBLOCK * const mbs, |
| 284 : | const int mb_width, | ||
| 285 : | const int bound, | ||
| 286 : | const int x, | ||
| 287 : | const int y, | ||
| 288 : | VECTOR * const pmv, | ||
| 289 : | int32_t * const psad) | ||
| 290 : | { | ||
| 291 : | int lx, ly, lz; /* left */ | ||
| 292 : | int tx, ty, tz; /* top */ | ||
| 293 : | int rx, ry, rz; /* top-right */ | ||
| 294 : | int lpos, tpos, rpos; | ||
| 295 : | int num_cand = 0, last_cand = 1; | ||
| 296 : | |||
| 297 : | syskin | 1163 | lx = x - 1; ly = y; lz = 1; |
| 298 : | tx = x; ty = y - 1; tz = 2; | ||
| 299 : | rx = x + 1; ry = y - 1; rz = 2; | ||
| 300 : | edgomez | 1142 | |
| 301 : | lpos = lx + ly * mb_width; | ||
| 302 : | rpos = rx + ry * mb_width; | ||
| 303 : | tpos = tx + ty * mb_width; | ||
| 304 : | |||
| 305 : | if (lpos >= bound && lx >= 0) { | ||
| 306 : | num_cand++; | ||
| 307 : | last_cand = 1; | ||
| 308 : | pmv[1] = mbs[lpos].mvs[lz]; | ||
| 309 : | psad[1] = mbs[lpos].sad8[lz]; | ||
| 310 : | } else { | ||
| 311 : | pmv[1] = zeroMV; | ||
| 312 : | psad[1] = MV_MAX_ERROR; | ||
| 313 : | } | ||
| 314 : | |||
| 315 : | if (tpos >= bound) { | ||
| 316 : | num_cand++; | ||
| 317 : | last_cand = 2; | ||
| 318 : | pmv[2]= mbs[tpos].mvs[tz]; | ||
| 319 : | psad[2] = mbs[tpos].sad8[tz]; | ||
| 320 : | } else { | ||
| 321 : | pmv[2] = zeroMV; | ||
| 322 : | psad[2] = MV_MAX_ERROR; | ||
| 323 : | } | ||
| 324 : | |||
| 325 : | if (rpos >= bound && rx < mb_width) { | ||
| 326 : | num_cand++; | ||
| 327 : | last_cand = 3; | ||
| 328 : | pmv[3] = mbs[rpos].mvs[rz]; | ||
| 329 : | psad[3] = mbs[rpos].sad8[rz]; | ||
| 330 : | } else { | ||
| 331 : | pmv[3] = zeroMV; | ||
| 332 : | psad[3] = MV_MAX_ERROR; | ||
| 333 : | } | ||
| 334 : | |||
| 335 : | /* original pmvdata() compatibility hack */ | ||
| 336 : | syskin | 1163 | if (x == 0 && y == 0) { |
| 337 : | edgomez | 1142 | pmv[0] = pmv[1] = pmv[2] = pmv[3] = zeroMV; |
| 338 : | psad[0] = 0; | ||
| 339 : | psad[1] = psad[2] = psad[3] = MV_MAX_ERROR; | ||
| 340 : | syskin | 1185 | return; |
| 341 : | edgomez | 1142 | } |
| 342 : | |||
| 343 : | /* if only one valid candidate preictor, the invalid candiates are set to the canidate */ | ||
| 344 : | if (num_cand == 1) { | ||
| 345 : | pmv[0] = pmv[last_cand]; | ||
| 346 : | psad[0] = psad[last_cand]; | ||
| 347 : | syskin | 1185 | return; |
| 348 : | edgomez | 1142 | } |
| 349 : | |||
| 350 : | if ((MVequal(pmv[1], pmv[2])) && (MVequal(pmv[1], pmv[3]))) { | ||
| 351 : | pmv[0] = pmv[1]; | ||
| 352 : | psad[0] = MIN(MIN(psad[1], psad[2]), psad[3]); | ||
| 353 : | syskin | 1185 | return; |
| 354 : | edgomez | 1142 | } |
| 355 : | |||
| 356 : | /* set median, minimum */ | ||
| 357 : | |||
| 358 : | pmv[0].x = | ||
| 359 : | MIN(MAX(pmv[1].x, pmv[2].x), | ||
| 360 : | MIN(MAX(pmv[2].x, pmv[3].x), MAX(pmv[1].x, pmv[3].x))); | ||
| 361 : | pmv[0].y = | ||
| 362 : | MIN(MAX(pmv[1].y, pmv[2].y), | ||
| 363 : | MIN(MAX(pmv[2].y, pmv[3].y), MAX(pmv[1].y, pmv[3].y))); | ||
| 364 : | |||
| 365 : | psad[0] = MIN(MIN(psad[1], psad[2]), psad[3]); | ||
| 366 : | |||
| 367 : | } | ||
| 368 : | |||
| 369 : | |||
| 370 : | static void | ||
| 371 : | ModeDecision_SAD(SearchData * const Data, | ||
| 372 : | MACROBLOCK * const pMB, | ||
| 373 : | const MACROBLOCK * const pMBs, | ||
| 374 : | const int x, const int y, | ||
| 375 : | const MBParam * const pParam, | ||
| 376 : | const uint32_t MotionFlags, | ||
| 377 : | const uint32_t VopFlags, | ||
| 378 : | const uint32_t VolFlags, | ||
| 379 : | const IMAGE * const pCurrent, | ||
| 380 : | const IMAGE * const pRef, | ||
| 381 : | const IMAGE * const vGMC, | ||
| 382 : | const int coding_type) | ||
| 383 : | { | ||
| 384 : | int mode = MODE_INTER; | ||
| 385 : | int mcsel = 0; | ||
| 386 : | int inter4v = (VopFlags & XVID_VOP_INTER4V) && (pMB->dquant == 0); | ||
| 387 : | const uint32_t iQuant = pMB->quant; | ||
| 388 : | |||
| 389 : | const int skip_possible = (coding_type == P_VOP) && (pMB->dquant == 0); | ||
| 390 : | |||
| 391 : | int sad; | ||
| 392 : | int InterBias = MV16_INTER_BIAS; | ||
| 393 : | |||
| 394 : | pMB->mcsel = 0; | ||
| 395 : | |||
| 396 : | if (inter4v == 0 || Data->iMinSAD[0] < Data->iMinSAD[1] + Data->iMinSAD[2] + | ||
| 397 : | Data->iMinSAD[3] + Data->iMinSAD[4] + IMV16X16 * (int32_t)iQuant) { | ||
| 398 : | mode = MODE_INTER; | ||
| 399 : | sad = Data->iMinSAD[0]; | ||
| 400 : | } else { | ||
| 401 : | mode = MODE_INTER4V; | ||
| 402 : | sad = Data->iMinSAD[1] + Data->iMinSAD[2] + | ||
| 403 : | Data->iMinSAD[3] + Data->iMinSAD[4] + IMV16X16 * (int32_t)iQuant; | ||
| 404 : | Data->iMinSAD[0] = sad; | ||
| 405 : | } | ||
| 406 : | |||
| 407 : | /* final skip decision, a.k.a. "the vector you found, really that good?" */ | ||
| 408 : | if (skip_possible && (pMB->sad16 < (int)iQuant * MAX_SAD00_FOR_SKIP)) | ||
| 409 : | if ( (100*sad)/(pMB->sad16+1) > FINAL_SKIP_THRESH) | ||
| 410 : | if (Data->chroma || xvid_me_SkipDecisionP(pCurrent, pRef, x, y, Data->iEdgedWidth/2, iQuant, Data->rrv)) { | ||
| 411 : | mode = MODE_NOT_CODED; | ||
| 412 : | sad = 0; | ||
| 413 : | } | ||
| 414 : | |||
| 415 : | /* mcsel */ | ||
| 416 : | if (coding_type == S_VOP) { | ||
| 417 : | |||
| 418 : | int32_t iSAD = sad16(Data->Cur, | ||
| 419 : | vGMC->y + 16*y*Data->iEdgedWidth + 16*x, Data->iEdgedWidth, 65536); | ||
| 420 : | |||
| 421 : | if (Data->chroma) { | ||
| 422 : | iSAD += sad8(Data->CurU, vGMC->u + 8*y*(Data->iEdgedWidth/2) + 8*x, Data->iEdgedWidth/2); | ||
| 423 : | iSAD += sad8(Data->CurV, vGMC->v + 8*y*(Data->iEdgedWidth/2) + 8*x, Data->iEdgedWidth/2); | ||
| 424 : | } | ||
| 425 : | |||
| 426 : | if (iSAD <= sad) { /* mode decision GMC */ | ||
| 427 : | mode = MODE_INTER; | ||
| 428 : | mcsel = 1; | ||
| 429 : | sad = iSAD; | ||
| 430 : | } | ||
| 431 : | } | ||
| 432 : | |||
| 433 : | /* intra decision */ | ||
| 434 : | |||
| 435 : | syskin | 1237 | if (iQuant > 10) InterBias += 60 * (iQuant - 10); /* to make high quants work */ |
| 436 : | edgomez | 1142 | if (y != 0) |
| 437 : | if ((pMB - pParam->mb_width)->mode == MODE_INTRA ) InterBias -= 80; | ||
| 438 : | if (x != 0) | ||
| 439 : | if ((pMB - 1)->mode == MODE_INTRA ) InterBias -= 80; | ||
| 440 : | |||
| 441 : | if (Data->chroma) InterBias += 50; /* dev8(chroma) ??? <-- yes, we need dev8 (no big difference though) */ | ||
| 442 : | if (Data->rrv) InterBias *= 4; | ||
| 443 : | |||
| 444 : | if (InterBias < sad) { | ||
| 445 : | int32_t deviation; | ||
| 446 : | if (!Data->rrv) | ||
| 447 : | deviation = dev16(Data->Cur, Data->iEdgedWidth); | ||
| 448 : | else | ||
| 449 : | deviation = dev16(Data->Cur, Data->iEdgedWidth) + /* dev32() */ | ||
| 450 : | dev16(Data->Cur+16, Data->iEdgedWidth) + | ||
| 451 : | dev16(Data->Cur + 16*Data->iEdgedWidth, Data->iEdgedWidth) + | ||
| 452 : | dev16(Data->Cur+16+16*Data->iEdgedWidth, Data->iEdgedWidth); | ||
| 453 : | |||
| 454 : | if (deviation < (sad - InterBias)) mode = MODE_INTRA; | ||
| 455 : | } | ||
| 456 : | |||
| 457 : | pMB->cbp = 63; | ||
| 458 : | pMB->sad16 = pMB->sad8[0] = pMB->sad8[1] = pMB->sad8[2] = pMB->sad8[3] = sad; | ||
| 459 : | |||
| 460 : | if (Data->rrv) { | ||
| 461 : | Data->currentMV[0].x = RRV_MV_SCALEDOWN(Data->currentMV[0].x); | ||
| 462 : | Data->currentMV[0].y = RRV_MV_SCALEDOWN(Data->currentMV[0].y); | ||
| 463 : | } | ||
| 464 : | |||
| 465 : | if (mode == MODE_INTER && mcsel == 0) { | ||
| 466 : | pMB->mvs[0] = pMB->mvs[1] = pMB->mvs[2] = pMB->mvs[3] = Data->currentMV[0]; | ||
| 467 : | |||
| 468 : | if(Data->qpel) { | ||
| 469 : | pMB->qmvs[0] = pMB->qmvs[1] | ||
| 470 : | = pMB->qmvs[2] = pMB->qmvs[3] = Data->currentQMV[0]; | ||
| 471 : | pMB->pmvs[0].x = Data->currentQMV[0].x - Data->predMV.x; | ||
| 472 : | pMB->pmvs[0].y = Data->currentQMV[0].y - Data->predMV.y; | ||
| 473 : | } else { | ||
| 474 : | pMB->pmvs[0].x = Data->currentMV[0].x - Data->predMV.x; | ||
| 475 : | pMB->pmvs[0].y = Data->currentMV[0].y - Data->predMV.y; | ||
| 476 : | } | ||
| 477 : | |||
| 478 : | edgomez | 1160 | } else if (mode == MODE_INTER ) { /* but mcsel == 1 */ |
| 479 : | edgomez | 1142 | |
| 480 : | pMB->mcsel = 1; | ||
| 481 : | if (Data->qpel) { | ||
| 482 : | pMB->qmvs[0] = pMB->qmvs[1] = pMB->qmvs[2] = pMB->qmvs[3] = pMB->amv; | ||
| 483 : | pMB->mvs[0].x = pMB->mvs[1].x = pMB->mvs[2].x = pMB->mvs[3].x = pMB->amv.x/2; | ||
| 484 : | pMB->mvs[0].y = pMB->mvs[1].y = pMB->mvs[2].y = pMB->mvs[3].y = pMB->amv.y/2; | ||
| 485 : | } else | ||
| 486 : | pMB->mvs[0] = pMB->mvs[1] = pMB->mvs[2] = pMB->mvs[3] = pMB->amv; | ||
| 487 : | |||
| 488 : | } else | ||
| 489 : | if (mode == MODE_INTER4V) ; /* anything here? */ | ||
| 490 : | else /* INTRA, NOT_CODED */ | ||
| 491 : | ZeroMacroblockP(pMB, 0); | ||
| 492 : | |||
| 493 : | pMB->mode = mode; | ||
| 494 : | } | ||
| 495 : | |||
| 496 : | static __inline void | ||
| 497 : | PreparePredictionsP(VECTOR * const pmv, int x, int y, int iWcount, | ||
| 498 : | int iHcount, const MACROBLOCK * const prevMB, int rrv) | ||
| 499 : | { | ||
| 500 : | /* this function depends on get_pmvdata which means that it sucks. It should get the predictions by itself */ | ||
| 501 : | if (rrv) { iWcount /= 2; iHcount /= 2; } | ||
| 502 : | |||
| 503 : | if ( (y != 0) && (x < (iWcount-1)) ) { /* [5] top-right neighbour */ | ||
| 504 : | pmv[5].x = EVEN(pmv[3].x); | ||
| 505 : | pmv[5].y = EVEN(pmv[3].y); | ||
| 506 : | } else pmv[5].x = pmv[5].y = 0; | ||
| 507 : | |||
| 508 : | if (x != 0) { pmv[3].x = EVEN(pmv[1].x); pmv[3].y = EVEN(pmv[1].y); }/* pmv[3] is left neighbour */ | ||
| 509 : | else pmv[3].x = pmv[3].y = 0; | ||
| 510 : | |||
| 511 : | if (y != 0) { pmv[4].x = EVEN(pmv[2].x); pmv[4].y = EVEN(pmv[2].y); }/* [4] top neighbour */ | ||
| 512 : | else pmv[4].x = pmv[4].y = 0; | ||
| 513 : | |||
| 514 : | /* [1] median prediction */ | ||
| 515 : | pmv[1].x = EVEN(pmv[0].x); pmv[1].y = EVEN(pmv[0].y); | ||
| 516 : | |||
| 517 : | pmv[0].x = pmv[0].y = 0; /* [0] is zero; not used in the loop (checked before) but needed here for make_mask */ | ||
| 518 : | |||
| 519 : | pmv[2].x = EVEN(prevMB->mvs[0].x); /* [2] is last frame */ | ||
| 520 : | pmv[2].y = EVEN(prevMB->mvs[0].y); | ||
| 521 : | |||
| 522 : | if ((x < iWcount-1) && (y < iHcount-1)) { | ||
| 523 : | pmv[6].x = EVEN((prevMB+1+iWcount)->mvs[0].x); /* [6] right-down neighbour in last frame */ | ||
| 524 : | pmv[6].y = EVEN((prevMB+1+iWcount)->mvs[0].y); | ||
| 525 : | } else pmv[6].x = pmv[6].y = 0; | ||
| 526 : | |||
| 527 : | if (rrv) { | ||
| 528 : | int i; | ||
| 529 : | for (i = 0; i < 7; i++) { | ||
| 530 : | pmv[i].x = RRV_MV_SCALEUP(pmv[i].x); | ||
| 531 : | pmv[i].y = RRV_MV_SCALEUP(pmv[i].y); | ||
| 532 : | } | ||
| 533 : | } | ||
| 534 : | } | ||
| 535 : | |||
| 536 : | static void | ||
| 537 : | syskin | 1215 | Search8(SearchData * const OldData, |
| 538 : | edgomez | 1142 | const int x, const int y, |
| 539 : | const uint32_t MotionFlags, | ||
| 540 : | const MBParam * const pParam, | ||
| 541 : | MACROBLOCK * const pMB, | ||
| 542 : | const MACROBLOCK * const pMBs, | ||
| 543 : | const int block, | ||
| 544 : | SearchData * const Data) | ||
| 545 : | { | ||
| 546 : | int i = 0; | ||
| 547 : | CheckFunc * CheckCandidate; | ||
| 548 : | syskin | 1215 | *Data->iMinSAD = *(OldData->iMinSAD + 1 + block); |
| 549 : | *Data->currentMV = *(OldData->currentMV + 1 + block); | ||
| 550 : | *Data->currentQMV = *(OldData->currentQMV + 1 + block); | ||
| 551 : | edgomez | 1142 | |
| 552 : | if(Data->qpel) { | ||
| 553 : | Data->predMV = get_qpmv2(pMBs, pParam->mb_width, 0, x/2, y/2, block); | ||
| 554 : | if (block != 0) i = d_mv_bits( Data->currentQMV->x, Data->currentQMV->y, | ||
| 555 : | Data->predMV, Data->iFcode, 0, 0); | ||
| 556 : | } else { | ||
| 557 : | Data->predMV = get_pmv2(pMBs, pParam->mb_width, 0, x/2, y/2, block); | ||
| 558 : | if (block != 0) i = d_mv_bits( Data->currentMV->x, Data->currentMV->y, | ||
| 559 : | Data->predMV, Data->iFcode, 0, Data->rrv); | ||
| 560 : | } | ||
| 561 : | |||
| 562 : | *(Data->iMinSAD) += (Data->lambda8 * i * (*Data->iMinSAD + NEIGH_8X8_BIAS))>>10; | ||
| 563 : | |||
| 564 : | if (MotionFlags & (XVID_ME_EXTSEARCH8|XVID_ME_HALFPELREFINE8|XVID_ME_QUARTERPELREFINE8)) { | ||
| 565 : | |||
| 566 : | if (Data->rrv) i = 16; else i = 8; | ||
| 567 : | |||
| 568 : | Data->RefP[0] = OldData->RefP[0] + i * ((block&1) + Data->iEdgedWidth*(block>>1)); | ||
| 569 : | Data->RefP[1] = OldData->RefP[1] + i * ((block&1) + Data->iEdgedWidth*(block>>1)); | ||
| 570 : | Data->RefP[2] = OldData->RefP[2] + i * ((block&1) + Data->iEdgedWidth*(block>>1)); | ||
| 571 : | Data->RefP[3] = OldData->RefP[3] + i * ((block&1) + Data->iEdgedWidth*(block>>1)); | ||
| 572 : | |||
| 573 : | Data->Cur = OldData->Cur + i * ((block&1) + Data->iEdgedWidth*(block>>1)); | ||
| 574 : | Data->qpel_precision = 0; | ||
| 575 : | |||
| 576 : | get_range(&Data->min_dx, &Data->max_dx, &Data->min_dy, &Data->max_dy, x, y, 3, | ||
| 577 : | pParam->width, pParam->height, Data->iFcode - Data->qpel, 1, Data->rrv); | ||
| 578 : | |||
| 579 : | if (!Data->rrv) CheckCandidate = CheckCandidate8; | ||
| 580 : | else CheckCandidate = CheckCandidate16no4v; | ||
| 581 : | |||
| 582 : | if (MotionFlags & XVID_ME_EXTSEARCH8 && (!(MotionFlags & XVID_ME_EXTSEARCH_RD))) { | ||
| 583 : | int32_t temp_sad = *(Data->iMinSAD); /* store current MinSAD */ | ||
| 584 : | |||
| 585 : | MainSearchFunc *MainSearchPtr; | ||
| 586 : | if (MotionFlags & XVID_ME_USESQUARES8) MainSearchPtr = xvid_me_SquareSearch; | ||
| 587 : | else if (MotionFlags & XVID_ME_ADVANCEDDIAMOND8) MainSearchPtr = xvid_me_AdvDiamondSearch; | ||
| 588 : | else MainSearchPtr = xvid_me_DiamondSearch; | ||
| 589 : | |||
| 590 : | MainSearchPtr(Data->currentMV->x, Data->currentMV->y, Data, 255, CheckCandidate); | ||
| 591 : | |||
| 592 : | if(*(Data->iMinSAD) < temp_sad) { | ||
| 593 : | Data->currentQMV->x = 2 * Data->currentMV->x; /* update our qpel vector */ | ||
| 594 : | Data->currentQMV->y = 2 * Data->currentMV->y; | ||
| 595 : | } | ||
| 596 : | } | ||
| 597 : | |||
| 598 : | if (MotionFlags & XVID_ME_HALFPELREFINE8) { | ||
| 599 : | int32_t temp_sad = *(Data->iMinSAD); /* store current MinSAD */ | ||
| 600 : | |||
| 601 : | xvid_me_SubpelRefine(Data, CheckCandidate); /* perform halfpel refine of current best vector */ | ||
| 602 : | |||
| 603 : | if(*(Data->iMinSAD) < temp_sad) { /* we have found a better match */ | ||
| 604 : | Data->currentQMV->x = 2 * Data->currentMV->x; /* update our qpel vector */ | ||
| 605 : | Data->currentQMV->y = 2 * Data->currentMV->y; | ||
| 606 : | } | ||
| 607 : | } | ||
| 608 : | |||
| 609 : | edgomez | 1286 | if (Data->qpel && (MotionFlags & XVID_ME_QUARTERPELREFINE8)) { |
| 610 : | edgomez | 1142 | Data->qpel_precision = 1; |
| 611 : | get_range(&Data->min_dx, &Data->max_dx, &Data->min_dy, &Data->max_dy, x, y, 3, | ||
| 612 : | pParam->width, pParam->height, Data->iFcode, 2, 0); | ||
| 613 : | Isibaar | 1279 | |
| 614 : | Isibaar | 1280 | if((MotionFlags & XVID_ME_FASTREFINE8) && (!Data->rrv)) |
| 615 : | Isibaar | 1279 | SubpelRefine_Fast(Data, CheckCandidate8_qpel); |
| 616 : | else | ||
| 617 : | xvid_me_SubpelRefine(Data, CheckCandidate); | ||
| 618 : | edgomez | 1142 | } |
| 619 : | } | ||
| 620 : | |||
| 621 : | if (Data->rrv) { | ||
| 622 : | Data->currentMV->x = RRV_MV_SCALEDOWN(Data->currentMV->x); | ||
| 623 : | Data->currentMV->y = RRV_MV_SCALEDOWN(Data->currentMV->y); | ||
| 624 : | } | ||
| 625 : | |||
| 626 : | if(Data->qpel) { | ||
| 627 : | pMB->pmvs[block].x = Data->currentQMV->x - Data->predMV.x; | ||
| 628 : | pMB->pmvs[block].y = Data->currentQMV->y - Data->predMV.y; | ||
| 629 : | pMB->qmvs[block] = *Data->currentQMV; | ||
| 630 : | } else { | ||
| 631 : | pMB->pmvs[block].x = Data->currentMV->x - Data->predMV.x; | ||
| 632 : | pMB->pmvs[block].y = Data->currentMV->y - Data->predMV.y; | ||
| 633 : | } | ||
| 634 : | |||
| 635 : | syskin | 1215 | *(OldData->iMinSAD + 1 + block) = *Data->iMinSAD; |
| 636 : | *(OldData->currentMV + 1 + block) = *Data->currentMV; | ||
| 637 : | *(OldData->currentQMV + 1 + block) = *Data->currentQMV; | ||
| 638 : | |||
| 639 : | edgomez | 1142 | pMB->mvs[block] = *Data->currentMV; |
| 640 : | pMB->sad8[block] = 4 * *Data->iMinSAD; | ||
| 641 : | } | ||
| 642 : | |||
| 643 : | |||
| 644 : | |||
| 645 : | static void | ||
| 646 : | SearchP(const IMAGE * const pRef, | ||
| 647 : | const uint8_t * const pRefH, | ||
| 648 : | const uint8_t * const pRefV, | ||
| 649 : | const uint8_t * const pRefHV, | ||
| 650 : | const IMAGE * const pCur, | ||
| 651 : | const int x, | ||
| 652 : | const int y, | ||
| 653 : | const uint32_t MotionFlags, | ||
| 654 : | const uint32_t VopFlags, | ||
| 655 : | SearchData * const Data, | ||
| 656 : | const MBParam * const pParam, | ||
| 657 : | const MACROBLOCK * const pMBs, | ||
| 658 : | const MACROBLOCK * const prevMBs, | ||
| 659 : | MACROBLOCK * const pMB) | ||
| 660 : | { | ||
| 661 : | |||
| 662 : | int i, threshA; | ||
| 663 : | VECTOR pmv[7]; | ||
| 664 : | int inter4v = (VopFlags & XVID_VOP_INTER4V) && (pMB->dquant == 0); | ||
| 665 : | CheckFunc * CheckCandidate; | ||
| 666 : | |||
| 667 : | get_range(&Data->min_dx, &Data->max_dx, &Data->min_dy, &Data->max_dy, x, y, 4, | ||
| 668 : | pParam->width, pParam->height, Data->iFcode - Data->qpel, 1, Data->rrv); | ||
| 669 : | |||
| 670 : | syskin | 1163 | get_pmvdata2(pMBs, pParam->mb_width, 0, x, y, pmv, Data->temp); |
| 671 : | edgomez | 1142 | |
| 672 : | syskin | 1215 | Data->chromaX = Data->chromaY = 0; /* chroma-sad cache */ |
| 673 : | edgomez | 1142 | i = Data->rrv ? 2 : 1; |
| 674 : | Data->Cur = pCur->y + (x + y * Data->iEdgedWidth) * 16*i; | ||
| 675 : | Data->CurV = pCur->v + (x + y * (Data->iEdgedWidth/2)) * 8*i; | ||
| 676 : | Data->CurU = pCur->u + (x + y * (Data->iEdgedWidth/2)) * 8*i; | ||
| 677 : | |||
| 678 : | Data->RefP[0] = pRef->y + (x + Data->iEdgedWidth*y) * 16*i; | ||
| 679 : | Data->RefP[2] = pRefH + (x + Data->iEdgedWidth*y) * 16*i; | ||
| 680 : | Data->RefP[1] = pRefV + (x + Data->iEdgedWidth*y) * 16*i; | ||
| 681 : | Data->RefP[3] = pRefHV + (x + Data->iEdgedWidth*y) * 16*i; | ||
| 682 : | Data->RefP[4] = pRef->u + (x + y * (Data->iEdgedWidth/2)) * 8*i; | ||
| 683 : | Data->RefP[5] = pRef->v + (x + y * (Data->iEdgedWidth/2)) * 8*i; | ||
| 684 : | |||
| 685 : | Data->lambda16 = xvid_me_lambda_vec16[pMB->quant]; | ||
| 686 : | Data->lambda8 = xvid_me_lambda_vec8[pMB->quant]; | ||
| 687 : | Data->qpel_precision = 0; | ||
| 688 : | syskin | 1215 | Data->dir = 0; |
| 689 : | edgomez | 1142 | |
| 690 : | memset(Data->currentMV, 0, 5*sizeof(VECTOR)); | ||
| 691 : | |||
| 692 : | if (Data->qpel) Data->predMV = get_qpmv2(pMBs, pParam->mb_width, 0, x, y, 0); | ||
| 693 : | else Data->predMV = pmv[0]; | ||
| 694 : | |||
| 695 : | i = d_mv_bits(0, 0, Data->predMV, Data->iFcode, 0, 0); | ||
| 696 : | Data->iMinSAD[0] = pMB->sad16 + ((Data->lambda16 * i * pMB->sad16)>>10); | ||
| 697 : | Data->iMinSAD[1] = pMB->sad8[0] + ((Data->lambda8 * i * (pMB->sad8[0]+NEIGH_8X8_BIAS)) >> 10); | ||
| 698 : | Data->iMinSAD[2] = pMB->sad8[1]; | ||
| 699 : | Data->iMinSAD[3] = pMB->sad8[2]; | ||
| 700 : | Data->iMinSAD[4] = pMB->sad8[3]; | ||
| 701 : | |||
| 702 : | if ((!(VopFlags & XVID_VOP_MODEDECISION_RD)) && (x | y)) { | ||
| 703 : | threshA = Data->temp[0]; /* that's where we keep this SAD atm */ | ||
| 704 : | if (threshA < 512) threshA = 512; | ||
| 705 : | else if (threshA > 1024) threshA = 1024; | ||
| 706 : | } else | ||
| 707 : | threshA = 512; | ||
| 708 : | |||
| 709 : | PreparePredictionsP(pmv, x, y, pParam->mb_width, pParam->mb_height, | ||
| 710 : | prevMBs + x + y * pParam->mb_width, Data->rrv); | ||
| 711 : | |||
| 712 : | if (!Data->rrv) { | ||
| 713 : | if (inter4v) CheckCandidate = CheckCandidate16; | ||
| 714 : | else CheckCandidate = CheckCandidate16no4v; /* for extra speed */ | ||
| 715 : | } else CheckCandidate = CheckCandidate32; | ||
| 716 : | |||
| 717 : | /* main loop. checking all predictions (but first, which is 0,0 and has been checked in MotionEstimation())*/ | ||
| 718 : | |||
| 719 : | for (i = 1; i < 7; i++) | ||
| 720 : | if (!vector_repeats(pmv, i)) { | ||
| 721 : | CheckCandidate(pmv[i].x, pmv[i].y, Data, i); | ||
| 722 : | if (Data->iMinSAD[0] <= threshA) { i++; break; } | ||
| 723 : | } | ||
| 724 : | |||
| 725 : | if ((Data->iMinSAD[0] <= threshA) || | ||
| 726 : | (MVequal(Data->currentMV[0], (prevMBs+x+y*pParam->mb_width)->mvs[0]) && | ||
| 727 : | (Data->iMinSAD[0] < (prevMBs+x+y*pParam->mb_width)->sad16))) | ||
| 728 : | inter4v = 0; | ||
| 729 : | else { | ||
| 730 : | |||
| 731 : | MainSearchFunc * MainSearchPtr; | ||
| 732 : | syskin | 1215 | int mask = make_mask(pmv, i, Data->dir); /* all vectors pmv[0..i-1] have been checked */ |
| 733 : | edgomez | 1142 | |
| 734 : | if (MotionFlags & XVID_ME_USESQUARES16) MainSearchPtr = xvid_me_SquareSearch; | ||
| 735 : | else if (MotionFlags & XVID_ME_ADVANCEDDIAMOND16) MainSearchPtr = xvid_me_AdvDiamondSearch; | ||
| 736 : | else MainSearchPtr = xvid_me_DiamondSearch; | ||
| 737 : | |||
| 738 : | MainSearchPtr(Data->currentMV->x, Data->currentMV->y, Data, mask, CheckCandidate); | ||
| 739 : | |||
| 740 : | /* extended search, diamond starting in 0,0 and in prediction. | ||
| 741 : | note that this search is/might be done in halfpel positions, | ||
| 742 : | which makes it more different than the diamond above */ | ||
| 743 : | |||
| 744 : | if (MotionFlags & XVID_ME_EXTSEARCH16) { | ||
| 745 : | int32_t bSAD; | ||
| 746 : | VECTOR startMV = Data->predMV, backupMV = Data->currentMV[0]; | ||
| 747 : | syskin | 1163 | if (Data->qpel) { |
| 748 : | startMV.x /= 2; | ||
| 749 : | startMV.y /= 2; | ||
| 750 : | } else if (Data->rrv) { | ||
| 751 : | edgomez | 1142 | startMV.x = RRV_MV_SCALEUP(startMV.x); |
| 752 : | startMV.y = RRV_MV_SCALEUP(startMV.y); | ||
| 753 : | } | ||
| 754 : | if (!(MVequal(startMV, backupMV))) { | ||
| 755 : | bSAD = Data->iMinSAD[0]; Data->iMinSAD[0] = MV_MAX_ERROR; | ||
| 756 : | |||
| 757 : | CheckCandidate(startMV.x, startMV.y, Data, 255); | ||
| 758 : | syskin | 1237 | xvid_me_DiamondSearch(startMV.x, startMV.y, Data, 255, CheckCandidate); |
| 759 : | edgomez | 1142 | if (bSAD < Data->iMinSAD[0]) { |
| 760 : | Data->currentMV[0] = backupMV; | ||
| 761 : | Data->iMinSAD[0] = bSAD; } | ||
| 762 : | } | ||
| 763 : | |||
| 764 : | backupMV = Data->currentMV[0]; | ||
| 765 : | startMV.x = startMV.y = 1; | ||
| 766 : | if (!(MVequal(startMV, backupMV))) { | ||
| 767 : | bSAD = Data->iMinSAD[0]; Data->iMinSAD[0] = MV_MAX_ERROR; | ||
| 768 : | |||
| 769 : | CheckCandidate(startMV.x, startMV.y, Data, 255); | ||
| 770 : | syskin | 1237 | xvid_me_DiamondSearch(startMV.x, startMV.y, Data, 255, CheckCandidate); |
| 771 : | edgomez | 1142 | if (bSAD < Data->iMinSAD[0]) { |
| 772 : | Data->currentMV[0] = backupMV; | ||
| 773 : | Data->iMinSAD[0] = bSAD; | ||
| 774 : | } | ||
| 775 : | } | ||
| 776 : | } | ||
| 777 : | } | ||
| 778 : | |||
| 779 : | if (MotionFlags & XVID_ME_HALFPELREFINE16) | ||
| 780 : | xvid_me_SubpelRefine(Data, CheckCandidate); | ||
| 781 : | |||
| 782 : | for(i = 0; i < 5; i++) { | ||
| 783 : | Data->currentQMV[i].x = 2 * Data->currentMV[i].x; /* initialize qpel vectors */ | ||
| 784 : | Data->currentQMV[i].y = 2 * Data->currentMV[i].y; | ||
| 785 : | } | ||
| 786 : | |||
| 787 : | if (Data->qpel) { | ||
| 788 : | get_range(&Data->min_dx, &Data->max_dx, &Data->min_dy, &Data->max_dy, x, y, 4, | ||
| 789 : | pParam->width, pParam->height, Data->iFcode, 2, 0); | ||
| 790 : | Data->qpel_precision = 1; | ||
| 791 : | if (MotionFlags & XVID_ME_QUARTERPELREFINE16) { | ||
| 792 : | if(MotionFlags & XVID_ME_FASTREFINE16) | ||
| 793 : | syskin | 1163 | SubpelRefine_Fast(Data, CheckCandidate16_qpel); |
| 794 : | edgomez | 1142 | else |
| 795 : | syskin | 1163 | xvid_me_SubpelRefine(Data, CheckCandidate16_qpel); |
| 796 : | edgomez | 1142 | } |
| 797 : | } | ||
| 798 : | |||
| 799 : | Isibaar | 1279 | if (Data->iMinSAD[0] < (int32_t)pMB->quant * 30*((MotionFlags & XVID_ME_FASTREFINE16) ? 8 : 1)) |
| 800 : | edgomez | 1142 | inter4v = 0; |
| 801 : | |||
| 802 : | if (inter4v) { | ||
| 803 : | SearchData Data8; | ||
| 804 : | memcpy(&Data8, Data, sizeof(SearchData)); /* quick copy of common data */ | ||
| 805 : | |||
| 806 : | Search8(Data, 2*x, 2*y, MotionFlags, pParam, pMB, pMBs, 0, &Data8); | ||
| 807 : | Search8(Data, 2*x + 1, 2*y, MotionFlags, pParam, pMB, pMBs, 1, &Data8); | ||
| 808 : | Search8(Data, 2*x, 2*y + 1, MotionFlags, pParam, pMB, pMBs, 2, &Data8); | ||
| 809 : | Search8(Data, 2*x + 1, 2*y + 1, MotionFlags, pParam, pMB, pMBs, 3, &Data8); | ||
| 810 : | |||
| 811 : | if ((Data->chroma) && (!(VopFlags & XVID_VOP_MODEDECISION_RD))) { | ||
| 812 : | /* chroma is only used for comparsion to INTER. if the comparsion will be done in BITS domain, it will not be used */ | ||
| 813 : | int sumx = 0, sumy = 0; | ||
| 814 : | |||
| 815 : | if (Data->qpel) | ||
| 816 : | for (i = 1; i < 5; i++) { | ||
| 817 : | sumx += Data->currentQMV[i].x/2; | ||
| 818 : | sumy += Data->currentQMV[i].y/2; | ||
| 819 : | } | ||
| 820 : | else | ||
| 821 : | for (i = 1; i < 5; i++) { | ||
| 822 : | sumx += Data->currentMV[i].x; | ||
| 823 : | sumy += Data->currentMV[i].y; | ||
| 824 : | } | ||
| 825 : | |||
| 826 : | Data->iMinSAD[1] += xvid_me_ChromaSAD((sumx >> 3) + roundtab_76[sumx & 0xf], | ||
| 827 : | (sumy >> 3) + roundtab_76[sumy & 0xf], Data); | ||
| 828 : | } | ||
| 829 : | } else Data->iMinSAD[1] = 4096*256; | ||
| 830 : | } | ||
| 831 : | |||
| 832 : | static __inline uint32_t | ||
| 833 : | MakeGoodMotionFlags(const uint32_t MotionFlags, const uint32_t VopFlags, const uint32_t VolFlags) | ||
| 834 : | { | ||
| 835 : | uint32_t Flags = MotionFlags; | ||
| 836 : | |||
| 837 : | if (!(VopFlags & XVID_VOP_MODEDECISION_RD)) | ||
| 838 : | Flags &= ~(XVID_ME_QUARTERPELREFINE16_RD+XVID_ME_QUARTERPELREFINE8_RD+XVID_ME_HALFPELREFINE16_RD+XVID_ME_HALFPELREFINE8_RD+XVID_ME_EXTSEARCH_RD); | ||
| 839 : | |||
| 840 : | if (Flags & XVID_ME_EXTSEARCH_RD) | ||
| 841 : | Flags |= XVID_ME_HALFPELREFINE16_RD; | ||
| 842 : | |||
| 843 : | if (Flags & XVID_ME_EXTSEARCH_RD && MotionFlags & XVID_ME_EXTSEARCH8) | ||
| 844 : | Flags |= XVID_ME_HALFPELREFINE8_RD; | ||
| 845 : | |||
| 846 : | if (Flags & XVID_ME_HALFPELREFINE16_RD) | ||
| 847 : | Flags |= XVID_ME_QUARTERPELREFINE16_RD; | ||
| 848 : | |||
| 849 : | if (Flags & XVID_ME_HALFPELREFINE8_RD) { | ||
| 850 : | Flags |= XVID_ME_QUARTERPELREFINE8_RD; | ||
| 851 : | Flags &= ~XVID_ME_HALFPELREFINE8; | ||
| 852 : | } | ||
| 853 : | |||
| 854 : | if (Flags & XVID_ME_QUARTERPELREFINE8_RD) | ||
| 855 : | Flags &= ~XVID_ME_QUARTERPELREFINE8; | ||
| 856 : | |||
| 857 : | if (!(VolFlags & XVID_VOL_QUARTERPEL)) | ||
| 858 : | Flags &= ~(XVID_ME_QUARTERPELREFINE16+XVID_ME_QUARTERPELREFINE8+XVID_ME_QUARTERPELREFINE16_RD+XVID_ME_QUARTERPELREFINE8_RD); | ||
| 859 : | |||
| 860 : | if (!(VopFlags & XVID_VOP_HALFPEL)) | ||
| 861 : | Flags &= ~(XVID_ME_EXTSEARCH16+XVID_ME_HALFPELREFINE16+XVID_ME_HALFPELREFINE8+XVID_ME_HALFPELREFINE16_RD+XVID_ME_HALFPELREFINE8_RD); | ||
| 862 : | |||
| 863 : | if ((VopFlags & XVID_VOP_GREYSCALE) || (VopFlags & XVID_VOP_REDUCED)) | ||
| 864 : | Flags &= ~(XVID_ME_CHROMA_PVOP + XVID_ME_CHROMA_BVOP); | ||
| 865 : | |||
| 866 : | return Flags; | ||
| 867 : | } | ||
| 868 : | |||
| 869 : | bool | ||
| 870 : | MotionEstimation(MBParam * const pParam, | ||
| 871 : | FRAMEINFO * const current, | ||
| 872 : | FRAMEINFO * const reference, | ||
| 873 : | const IMAGE * const pRefH, | ||
| 874 : | const IMAGE * const pRefV, | ||
| 875 : | const IMAGE * const pRefHV, | ||
| 876 : | const IMAGE * const pGMC, | ||
| 877 : | const uint32_t iLimit) | ||
| 878 : | { | ||
| 879 : | MACROBLOCK *const pMBs = current->mbs; | ||
| 880 : | const IMAGE *const pCurrent = ¤t->image; | ||
| 881 : | const IMAGE *const pRef = &reference->image; | ||
| 882 : | |||
| 883 : | uint32_t mb_width = pParam->mb_width; | ||
| 884 : | uint32_t mb_height = pParam->mb_height; | ||
| 885 : | const uint32_t iEdgedWidth = pParam->edged_width; | ||
| 886 : | const uint32_t MotionFlags = MakeGoodMotionFlags(current->motion_flags, current->vop_flags, current->vol_flags); | ||
| 887 : | int stat_thresh = 0; | ||
| 888 : | |||
| 889 : | uint32_t x, y; | ||
| 890 : | uint32_t iIntra = 0; | ||
| 891 : | int32_t sad00; | ||
| 892 : | int skip_thresh = INITIAL_SKIP_THRESH * \ | ||
| 893 : | (current->vop_flags & XVID_VOP_REDUCED ? 4:1) * \ | ||
| 894 : | (current->vop_flags & XVID_VOP_MODEDECISION_RD ? 2:1); | ||
| 895 : | |||
| 896 : | /* some pre-initialized thingies for SearchP */ | ||
| 897 : | DECLARE_ALIGNED_MATRIX(dct_space, 3, 64, int16_t, CACHE_LINE); | ||
| 898 : | SearchData Data; | ||
| 899 : | memset(&Data, 0, sizeof(SearchData)); | ||
| 900 : | Data.iEdgedWidth = iEdgedWidth; | ||
| 901 : | Data.iFcode = current->fcode; | ||
| 902 : | Data.rounding = pParam->m_rounding_type; | ||
| 903 : | Data.qpel = (current->vol_flags & XVID_VOL_QUARTERPEL ? 1:0); | ||
| 904 : | Data.chroma = MotionFlags & XVID_ME_CHROMA_PVOP; | ||
| 905 : | Data.rrv = (current->vop_flags & XVID_VOP_REDUCED) ? 1:0; | ||
| 906 : | Data.dctSpace = dct_space; | ||
| 907 : | Data.quant_type = !(pParam->vol_flags & XVID_VOL_MPEGQUANT); | ||
| 908 : | edgomez | 1230 | Data.mpeg_quant_matrices = pParam->mpeg_quant_matrices; |
| 909 : | syskin | 1215 | Data.iMinSAD2 = 0; |
| 910 : | edgomez | 1142 | |
| 911 : | if ((current->vop_flags & XVID_VOP_REDUCED)) { | ||
| 912 : | mb_width = (pParam->width + 31) / 32; | ||
| 913 : | mb_height = (pParam->height + 31) / 32; | ||
| 914 : | Data.qpel = 0; | ||
| 915 : | } | ||
| 916 : | |||
| 917 : | Data.RefQ = pRefV->u; /* a good place, also used in MC (for similar purpose) */ | ||
| 918 : | if (sadInit) (*sadInit) (); | ||
| 919 : | |||
| 920 : | for (y = 0; y < mb_height; y++) { | ||
| 921 : | for (x = 0; x < mb_width; x++) { | ||
| 922 : | MACROBLOCK *pMB = &pMBs[x + y * pParam->mb_width]; | ||
| 923 : | MACROBLOCK *prevMB = &reference->mbs[x + y * pParam->mb_width]; | ||
| 924 : | |||
| 925 : | if (!Data.rrv) pMB->sad16 = | ||
| 926 : | sad16v(pCurrent->y + (x + y * iEdgedWidth) * 16, | ||
| 927 : | pRef->y + (x + y * iEdgedWidth) * 16, | ||
| 928 : | pParam->edged_width, pMB->sad8 ); | ||
| 929 : | |||
| 930 : | else pMB->sad16 = | ||
| 931 : | sad32v_c(pCurrent->y + (x + y * iEdgedWidth) * 32, | ||
| 932 : | pRef->y + (x + y * iEdgedWidth) * 32, | ||
| 933 : | pParam->edged_width, pMB->sad8 ); | ||
| 934 : | |||
| 935 : | if (Data.chroma) { | ||
| 936 : | syskin | 1215 | Data.chromaSAD = sad8(pCurrent->u + x*8 + y*(iEdgedWidth/2)*8, |
| 937 : | edgomez | 1142 | pRef->u + x*8 + y*(iEdgedWidth/2)*8, iEdgedWidth/2) |
| 938 : | + sad8(pCurrent->v + (x + y*(iEdgedWidth/2))*8, | ||
| 939 : | pRef->v + (x + y*(iEdgedWidth/2))*8, iEdgedWidth/2); | ||
| 940 : | syskin | 1215 | pMB->sad16 += Data.chromaSAD; |
| 941 : | edgomez | 1142 | } |
| 942 : | |||
| 943 : | sad00 = pMB->sad16; | ||
| 944 : | |||
| 945 : | /* initial skip decision */ | ||
| 946 : | /* no early skip for GMC (global vector = skip vector is unknown!) */ | ||
| 947 : | if (current->coding_type != S_VOP) { /* no fast SKIP for S(GMC)-VOPs */ | ||
| 948 : | if (pMB->dquant == 0 && sad00 < pMB->quant * skip_thresh) | ||
| 949 : | if (Data.chroma || xvid_me_SkipDecisionP(pCurrent, pRef, x, y, iEdgedWidth/2, pMB->quant, Data.rrv)) { | ||
| 950 : | ZeroMacroblockP(pMB, sad00); | ||
| 951 : | pMB->mode = MODE_NOT_CODED; | ||
| 952 : | continue; | ||
| 953 : | } | ||
| 954 : | } | ||
| 955 : | |||
| 956 : | if(MotionFlags & XVID_ME_DETECT_STATIC_MOTION) { | ||
| 957 : | if(x > 0 && y > 0 && x < pParam->mb_width) { | ||
| 958 : | if(MVequal((&pMBs[(x-1) + y * pParam->mb_width])->mvs[0], zeroMV) && | ||
| 959 : | MVequal((&pMBs[x + (y-1) * pParam->mb_width])->mvs[0], zeroMV) && | ||
| 960 : | MVequal((&pMBs[(x+1) + (y-1) * pParam->mb_width])->mvs[0], zeroMV) && | ||
| 961 : | MVequal(prevMB->mvs[0], zeroMV)) { | ||
| 962 : | stat_thresh = MAX((&pMBs[(x-1) + y * pParam->mb_width])->sad16, | ||
| 963 : | MAX((&pMBs[x + (y-1) * pParam->mb_width])->sad16, | ||
| 964 : | MAX((&pMBs[(x+1) + (y-1) * pParam->mb_width])->sad16, | ||
| 965 : | prevMB->sad16))); | ||
| 966 : | edgomez | 1195 | } else { |
| 967 : | Isibaar | 1194 | stat_thresh = MIN((&pMBs[(x-1) + y * pParam->mb_width])->sad16, |
| 968 : | edgomez | 1142 | MIN((&pMBs[x + (y-1) * pParam->mb_width])->sad16, |
| 969 : | MIN((&pMBs[(x+1) + (y-1) * pParam->mb_width])->sad16, | ||
| 970 : | prevMB->sad16))); | ||
| 971 : | Isibaar | 1194 | } |
| 972 : | edgomez | 1142 | } |
| 973 : | } | ||
| 974 : | |||
| 975 : | /* favorize (0,0) vector for cartoons */ | ||
| 976 : | if ((current->vop_flags & XVID_VOP_CARTOON) && | ||
| 977 : | ((sad00 < pMB->quant * 4 * skip_thresh) || (sad00 < stat_thresh))) { | ||
| 978 : | ZeroMacroblockP(pMB, sad00); | ||
| 979 : | continue; | ||
| 980 : | } | ||
| 981 : | |||
| 982 : | SearchP(pRef, pRefH->y, pRefV->y, pRefHV->y, pCurrent, x, | ||
| 983 : | y, MotionFlags, current->vop_flags, | ||
| 984 : | &Data, pParam, pMBs, reference->mbs, pMB); | ||
| 985 : | |||
| 986 : | if (current->vop_flags & XVID_VOP_MODEDECISION_RD) | ||
| 987 : | xvid_me_ModeDecision_RD(&Data, pMB, pMBs, x, y, pParam, | ||
| 988 : | MotionFlags, current->vop_flags, current->vol_flags, | ||
| 989 : | pCurrent, pRef, pGMC, current->coding_type); | ||
| 990 : | |||
| 991 : | else if (current->vop_flags & XVID_VOP_FAST_MODEDECISION_RD) | ||
| 992 : | xvid_me_ModeDecision_Fast(&Data, pMB, pMBs, x, y, pParam, | ||
| 993 : | MotionFlags, current->vop_flags, current->vol_flags, | ||
| 994 : | pCurrent, pRef, pGMC, current->coding_type); | ||
| 995 : | else | ||
| 996 : | ModeDecision_SAD(&Data, pMB, pMBs, x, y, pParam, | ||
| 997 : | MotionFlags, current->vop_flags, current->vol_flags, | ||
| 998 : | pCurrent, pRef, pGMC, current->coding_type); | ||
| 999 : | |||
| 1000 : | |||
| 1001 : | if (pMB->mode == MODE_INTRA) | ||
| 1002 : | if (++iIntra > iLimit) return 1; | ||
| 1003 : | } | ||
| 1004 : | } | ||
| 1005 : | return 0; | ||
| 1006 : | } | ||
| 1007 : | |||
| 1008 : |
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