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Revision 1128 - (view) (download)
| 1 : | edgomez | 851 | /************************************************************************** |
| 2 : | albeu | 315 | * |
| 3 : | edgomez | 1054 | * XVID MPEG-4 VIDEO CODEC |
| 4 : | * - Image management functions - | ||
| 5 : | albeu | 315 | * |
| 6 : | edgomez | 1054 | * Copyright(C) 2001-2003 Peter Ross <pross@xvid.org> |
| 7 : | albeu | 315 | * |
| 8 : | edgomez | 1054 | * This program is free software ; you can redistribute it and/or modify |
| 9 : | * it under the terms of the GNU General Public License as published by | ||
| 10 : | * the Free Software Foundation ; either version 2 of the License, or | ||
| 11 : | * (at your option) any later version. | ||
| 12 : | albeu | 315 | * |
| 13 : | edgomez | 1054 | * This program is distributed in the hope that it will be useful, |
| 14 : | * but WITHOUT ANY WARRANTY ; without even the implied warranty of | ||
| 15 : | * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the | ||
| 16 : | * GNU General Public License for more details. | ||
| 17 : | albeu | 315 | * |
| 18 : | edgomez | 1054 | * You should have received a copy of the GNU General Public License |
| 19 : | * along with this program ; if not, write to the Free Software | ||
| 20 : | * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA | ||
| 21 : | albeu | 315 | * |
| 22 : | edgomez | 1128 | * $Id: image.c,v 1.26.2.8 2003-08-25 15:01:51 edgomez Exp $ |
| 23 : | albeu | 315 | * |
| 24 : | edgomez | 1054 | ****************************************************************************/ |
| 25 : | albeu | 315 | |
| 26 : | #include <stdlib.h> | ||
| 27 : | edgomez | 1053 | #include <string.h> /* memcpy, memset */ |
| 28 : | albeu | 315 | #include <math.h> |
| 29 : | |||
| 30 : | #include "../portab.h" | ||
| 31 : | edgomez | 1053 | #include "../global.h" |
| 32 : | #include "../xvid.h" | ||
| 33 : | albeu | 315 | #include "image.h" |
| 34 : | #include "colorspace.h" | ||
| 35 : | #include "interpolate8x8.h" | ||
| 36 : | edgomez | 851 | #include "reduced.h" |
| 37 : | albeu | 315 | #include "../utils/mem_align.h" |
| 38 : | |||
| 39 : | edgomez | 1053 | #include "font.h" |
| 40 : | edgomez | 851 | |
| 41 : | albeu | 315 | #define SAFETY 64 |
| 42 : | #define EDGE_SIZE2 (EDGE_SIZE/2) | ||
| 43 : | |||
| 44 : | |||
| 45 : | int32_t | ||
| 46 : | image_create(IMAGE * image, | ||
| 47 : | uint32_t edged_width, | ||
| 48 : | uint32_t edged_height) | ||
| 49 : | { | ||
| 50 : | const uint32_t edged_width2 = edged_width / 2; | ||
| 51 : | const uint32_t edged_height2 = edged_height / 2; | ||
| 52 : | uint32_t i; | ||
| 53 : | |||
| 54 : | image->y = | ||
| 55 : | xvid_malloc(edged_width * (edged_height + 1) + SAFETY, CACHE_LINE); | ||
| 56 : | if (image->y == NULL) { | ||
| 57 : | return -1; | ||
| 58 : | } | ||
| 59 : | |||
| 60 : | for (i = 0; i < edged_width * edged_height + SAFETY; i++) { | ||
| 61 : | image->y[i] = 0; | ||
| 62 : | } | ||
| 63 : | |||
| 64 : | image->u = xvid_malloc(edged_width2 * edged_height2 + SAFETY, CACHE_LINE); | ||
| 65 : | if (image->u == NULL) { | ||
| 66 : | xvid_free(image->y); | ||
| 67 : | return -1; | ||
| 68 : | } | ||
| 69 : | image->v = xvid_malloc(edged_width2 * edged_height2 + SAFETY, CACHE_LINE); | ||
| 70 : | if (image->v == NULL) { | ||
| 71 : | xvid_free(image->u); | ||
| 72 : | xvid_free(image->y); | ||
| 73 : | return -1; | ||
| 74 : | } | ||
| 75 : | |||
| 76 : | image->y += EDGE_SIZE * edged_width + EDGE_SIZE; | ||
| 77 : | image->u += EDGE_SIZE2 * edged_width2 + EDGE_SIZE2; | ||
| 78 : | image->v += EDGE_SIZE2 * edged_width2 + EDGE_SIZE2; | ||
| 79 : | |||
| 80 : | return 0; | ||
| 81 : | } | ||
| 82 : | |||
| 83 : | |||
| 84 : | |||
| 85 : | void | ||
| 86 : | image_destroy(IMAGE * image, | ||
| 87 : | uint32_t edged_width, | ||
| 88 : | uint32_t edged_height) | ||
| 89 : | { | ||
| 90 : | const uint32_t edged_width2 = edged_width / 2; | ||
| 91 : | |||
| 92 : | if (image->y) { | ||
| 93 : | xvid_free(image->y - (EDGE_SIZE * edged_width + EDGE_SIZE)); | ||
| 94 : | } | ||
| 95 : | if (image->u) { | ||
| 96 : | xvid_free(image->u - (EDGE_SIZE2 * edged_width2 + EDGE_SIZE2)); | ||
| 97 : | } | ||
| 98 : | if (image->v) { | ||
| 99 : | xvid_free(image->v - (EDGE_SIZE2 * edged_width2 + EDGE_SIZE2)); | ||
| 100 : | } | ||
| 101 : | } | ||
| 102 : | |||
| 103 : | |||
| 104 : | void | ||
| 105 : | image_swap(IMAGE * image1, | ||
| 106 : | IMAGE * image2) | ||
| 107 : | { | ||
| 108 : | suxen_drol | 926 | SWAP(uint8_t*, image1->y, image2->y); |
| 109 : | SWAP(uint8_t*, image1->u, image2->u); | ||
| 110 : | SWAP(uint8_t*, image1->v, image2->v); | ||
| 111 : | albeu | 315 | } |
| 112 : | |||
| 113 : | |||
| 114 : | void | ||
| 115 : | image_copy(IMAGE * image1, | ||
| 116 : | IMAGE * image2, | ||
| 117 : | uint32_t edged_width, | ||
| 118 : | uint32_t height) | ||
| 119 : | { | ||
| 120 : | memcpy(image1->y, image2->y, edged_width * height); | ||
| 121 : | memcpy(image1->u, image2->u, edged_width * height / 4); | ||
| 122 : | memcpy(image1->v, image2->v, edged_width * height / 4); | ||
| 123 : | } | ||
| 124 : | |||
| 125 : | |||
| 126 : | void | ||
| 127 : | image_setedges(IMAGE * image, | ||
| 128 : | uint32_t edged_width, | ||
| 129 : | uint32_t edged_height, | ||
| 130 : | uint32_t width, | ||
| 131 : | h | 541 | uint32_t height) |
| 132 : | albeu | 315 | { |
| 133 : | const uint32_t edged_width2 = edged_width / 2; | ||
| 134 : | edgomez | 1128 | uint32_t width2; |
| 135 : | albeu | 315 | uint32_t i; |
| 136 : | uint8_t *dst; | ||
| 137 : | uint8_t *src; | ||
| 138 : | |||
| 139 : | |||
| 140 : | dst = image->y - (EDGE_SIZE + EDGE_SIZE * edged_width); | ||
| 141 : | src = image->y; | ||
| 142 : | |||
| 143 : | edgomez | 1128 | /* According to the Standard Clause 7.6.4, padding is done starting at 16 |
| 144 : | * pixel width and height multiples */ | ||
| 145 : | width = (width+15)&~15; | ||
| 146 : | height = (height+15)&~15; | ||
| 147 : | width2 = width/2; | ||
| 148 : | |||
| 149 : | albeu | 315 | for (i = 0; i < EDGE_SIZE; i++) { |
| 150 : | edgomez | 851 | memset(dst, *src, EDGE_SIZE); |
| 151 : | memcpy(dst + EDGE_SIZE, src, width); | ||
| 152 : | memset(dst + edged_width - EDGE_SIZE, *(src + width - 1), | ||
| 153 : | EDGE_SIZE); | ||
| 154 : | albeu | 315 | dst += edged_width; |
| 155 : | } | ||
| 156 : | |||
| 157 : | for (i = 0; i < height; i++) { | ||
| 158 : | memset(dst, *src, EDGE_SIZE); | ||
| 159 : | memset(dst + edged_width - EDGE_SIZE, src[width - 1], EDGE_SIZE); | ||
| 160 : | dst += edged_width; | ||
| 161 : | src += edged_width; | ||
| 162 : | } | ||
| 163 : | |||
| 164 : | src -= edged_width; | ||
| 165 : | for (i = 0; i < EDGE_SIZE; i++) { | ||
| 166 : | edgomez | 851 | memset(dst, *src, EDGE_SIZE); |
| 167 : | memcpy(dst + EDGE_SIZE, src, width); | ||
| 168 : | memset(dst + edged_width - EDGE_SIZE, *(src + width - 1), | ||
| 169 : | albeu | 315 | EDGE_SIZE); |
| 170 : | dst += edged_width; | ||
| 171 : | } | ||
| 172 : | |||
| 173 : | |||
| 174 : | edgomez | 1053 | /* U */ |
| 175 : | albeu | 315 | dst = image->u - (EDGE_SIZE2 + EDGE_SIZE2 * edged_width2); |
| 176 : | src = image->u; | ||
| 177 : | |||
| 178 : | for (i = 0; i < EDGE_SIZE2; i++) { | ||
| 179 : | memset(dst, *src, EDGE_SIZE2); | ||
| 180 : | memcpy(dst + EDGE_SIZE2, src, width2); | ||
| 181 : | memset(dst + edged_width2 - EDGE_SIZE2, *(src + width2 - 1), | ||
| 182 : | EDGE_SIZE2); | ||
| 183 : | dst += edged_width2; | ||
| 184 : | } | ||
| 185 : | |||
| 186 : | for (i = 0; i < height / 2; i++) { | ||
| 187 : | memset(dst, *src, EDGE_SIZE2); | ||
| 188 : | memset(dst + edged_width2 - EDGE_SIZE2, src[width2 - 1], EDGE_SIZE2); | ||
| 189 : | dst += edged_width2; | ||
| 190 : | src += edged_width2; | ||
| 191 : | } | ||
| 192 : | src -= edged_width2; | ||
| 193 : | for (i = 0; i < EDGE_SIZE2; i++) { | ||
| 194 : | memset(dst, *src, EDGE_SIZE2); | ||
| 195 : | memcpy(dst + EDGE_SIZE2, src, width2); | ||
| 196 : | memset(dst + edged_width2 - EDGE_SIZE2, *(src + width2 - 1), | ||
| 197 : | EDGE_SIZE2); | ||
| 198 : | dst += edged_width2; | ||
| 199 : | } | ||
| 200 : | |||
| 201 : | |||
| 202 : | edgomez | 1053 | /* V */ |
| 203 : | albeu | 315 | dst = image->v - (EDGE_SIZE2 + EDGE_SIZE2 * edged_width2); |
| 204 : | src = image->v; | ||
| 205 : | |||
| 206 : | for (i = 0; i < EDGE_SIZE2; i++) { | ||
| 207 : | memset(dst, *src, EDGE_SIZE2); | ||
| 208 : | memcpy(dst + EDGE_SIZE2, src, width2); | ||
| 209 : | memset(dst + edged_width2 - EDGE_SIZE2, *(src + width2 - 1), | ||
| 210 : | EDGE_SIZE2); | ||
| 211 : | dst += edged_width2; | ||
| 212 : | } | ||
| 213 : | |||
| 214 : | for (i = 0; i < height / 2; i++) { | ||
| 215 : | memset(dst, *src, EDGE_SIZE2); | ||
| 216 : | memset(dst + edged_width2 - EDGE_SIZE2, src[width2 - 1], EDGE_SIZE2); | ||
| 217 : | dst += edged_width2; | ||
| 218 : | src += edged_width2; | ||
| 219 : | } | ||
| 220 : | src -= edged_width2; | ||
| 221 : | for (i = 0; i < EDGE_SIZE2; i++) { | ||
| 222 : | memset(dst, *src, EDGE_SIZE2); | ||
| 223 : | memcpy(dst + EDGE_SIZE2, src, width2); | ||
| 224 : | memset(dst + edged_width2 - EDGE_SIZE2, *(src + width2 - 1), | ||
| 225 : | EDGE_SIZE2); | ||
| 226 : | dst += edged_width2; | ||
| 227 : | } | ||
| 228 : | } | ||
| 229 : | |||
| 230 : | edgomez | 1053 | /* bframe encoding requires image-based u,v interpolation */ |
| 231 : | albeu | 315 | void |
| 232 : | image_interpolate(const IMAGE * refn, | ||
| 233 : | IMAGE * refh, | ||
| 234 : | IMAGE * refv, | ||
| 235 : | IMAGE * refhv, | ||
| 236 : | uint32_t edged_width, | ||
| 237 : | uint32_t edged_height, | ||
| 238 : | edgomez | 851 | uint32_t quarterpel, |
| 239 : | albeu | 315 | uint32_t rounding) |
| 240 : | { | ||
| 241 : | edgomez | 1053 | const uint32_t offset = EDGE_SIZE2 * (edged_width + 1); /* we only interpolate half of the edge area */ |
| 242 : | albeu | 315 | const uint32_t stride_add = 7 * edged_width; |
| 243 : | edgomez | 1053 | #if 0 |
| 244 : | edgomez | 851 | const uint32_t edged_width2 = edged_width / 2; |
| 245 : | const uint32_t edged_height2 = edged_height / 2; | ||
| 246 : | const uint32_t offset2 = EDGE_SIZE2 * (edged_width2 + 1); | ||
| 247 : | const uint32_t stride_add2 = 7 * edged_width2; | ||
| 248 : | #endif | ||
| 249 : | albeu | 315 | uint8_t *n_ptr, *h_ptr, *v_ptr, *hv_ptr; |
| 250 : | uint32_t x, y; | ||
| 251 : | |||
| 252 : | |||
| 253 : | n_ptr = refn->y; | ||
| 254 : | h_ptr = refh->y; | ||
| 255 : | v_ptr = refv->y; | ||
| 256 : | hv_ptr = refhv->y; | ||
| 257 : | |||
| 258 : | n_ptr -= offset; | ||
| 259 : | h_ptr -= offset; | ||
| 260 : | v_ptr -= offset; | ||
| 261 : | hv_ptr -= offset; | ||
| 262 : | |||
| 263 : | edgomez | 851 | if(quarterpel) { |
| 264 : | |||
| 265 : | for (y = 0; y < (edged_height - EDGE_SIZE); y += 8) { | ||
| 266 : | for (x = 0; x < (edged_width - EDGE_SIZE); x += 8) { | ||
| 267 : | interpolate8x8_6tap_lowpass_h(h_ptr, n_ptr, edged_width, rounding); | ||
| 268 : | interpolate8x8_6tap_lowpass_v(v_ptr, n_ptr, edged_width, rounding); | ||
| 269 : | albeu | 315 | |
| 270 : | edgomez | 851 | n_ptr += 8; |
| 271 : | h_ptr += 8; | ||
| 272 : | v_ptr += 8; | ||
| 273 : | } | ||
| 274 : | |||
| 275 : | n_ptr += EDGE_SIZE; | ||
| 276 : | h_ptr += EDGE_SIZE; | ||
| 277 : | v_ptr += EDGE_SIZE; | ||
| 278 : | |||
| 279 : | h_ptr += stride_add; | ||
| 280 : | v_ptr += stride_add; | ||
| 281 : | n_ptr += stride_add; | ||
| 282 : | } | ||
| 283 : | |||
| 284 : | h_ptr = refh->y; | ||
| 285 : | h_ptr -= offset; | ||
| 286 : | |||
| 287 : | for (y = 0; y < (edged_height - EDGE_SIZE); y = y + 8) { | ||
| 288 : | for (x = 0; x < (edged_width - EDGE_SIZE); x = x + 8) { | ||
| 289 : | interpolate8x8_6tap_lowpass_v(hv_ptr, h_ptr, edged_width, rounding); | ||
| 290 : | hv_ptr += 8; | ||
| 291 : | h_ptr += 8; | ||
| 292 : | } | ||
| 293 : | |||
| 294 : | hv_ptr += EDGE_SIZE; | ||
| 295 : | h_ptr += EDGE_SIZE; | ||
| 296 : | |||
| 297 : | hv_ptr += stride_add; | ||
| 298 : | h_ptr += stride_add; | ||
| 299 : | } | ||
| 300 : | } | ||
| 301 : | else { | ||
| 302 : | |||
| 303 : | for (y = 0; y < (edged_height - EDGE_SIZE); y += 8) { | ||
| 304 : | for (x = 0; x < (edged_width - EDGE_SIZE); x += 8) { | ||
| 305 : | interpolate8x8_halfpel_h(h_ptr, n_ptr, edged_width, rounding); | ||
| 306 : | interpolate8x8_halfpel_v(v_ptr, n_ptr, edged_width, rounding); | ||
| 307 : | interpolate8x8_halfpel_hv(hv_ptr, n_ptr, edged_width, rounding); | ||
| 308 : | |||
| 309 : | n_ptr += 8; | ||
| 310 : | h_ptr += 8; | ||
| 311 : | v_ptr += 8; | ||
| 312 : | hv_ptr += 8; | ||
| 313 : | } | ||
| 314 : | |||
| 315 : | h_ptr += EDGE_SIZE; | ||
| 316 : | v_ptr += EDGE_SIZE; | ||
| 317 : | hv_ptr += EDGE_SIZE; | ||
| 318 : | n_ptr += EDGE_SIZE; | ||
| 319 : | |||
| 320 : | h_ptr += stride_add; | ||
| 321 : | v_ptr += stride_add; | ||
| 322 : | hv_ptr += stride_add; | ||
| 323 : | n_ptr += stride_add; | ||
| 324 : | } | ||
| 325 : | } | ||
| 326 : | /* | ||
| 327 : | #ifdef BFRAMES | ||
| 328 : | n_ptr = refn->u; | ||
| 329 : | h_ptr = refh->u; | ||
| 330 : | v_ptr = refv->u; | ||
| 331 : | hv_ptr = refhv->u; | ||
| 332 : | |||
| 333 : | n_ptr -= offset2; | ||
| 334 : | h_ptr -= offset2; | ||
| 335 : | v_ptr -= offset2; | ||
| 336 : | hv_ptr -= offset2; | ||
| 337 : | |||
| 338 : | for (y = 0; y < edged_height2; y += 8) { | ||
| 339 : | for (x = 0; x < edged_width2; x += 8) { | ||
| 340 : | interpolate8x8_halfpel_h(h_ptr, n_ptr, edged_width2, rounding); | ||
| 341 : | interpolate8x8_halfpel_v(v_ptr, n_ptr, edged_width2, rounding); | ||
| 342 : | interpolate8x8_halfpel_hv(hv_ptr, n_ptr, edged_width2, rounding); | ||
| 343 : | |||
| 344 : | albeu | 315 | n_ptr += 8; |
| 345 : | h_ptr += 8; | ||
| 346 : | v_ptr += 8; | ||
| 347 : | hv_ptr += 8; | ||
| 348 : | } | ||
| 349 : | edgomez | 851 | h_ptr += stride_add2; |
| 350 : | v_ptr += stride_add2; | ||
| 351 : | hv_ptr += stride_add2; | ||
| 352 : | n_ptr += stride_add2; | ||
| 353 : | albeu | 315 | } |
| 354 : | |||
| 355 : | edgomez | 851 | n_ptr = refn->v; |
| 356 : | h_ptr = refh->v; | ||
| 357 : | v_ptr = refv->v; | ||
| 358 : | hv_ptr = refhv->v; | ||
| 359 : | |||
| 360 : | n_ptr -= offset2; | ||
| 361 : | h_ptr -= offset2; | ||
| 362 : | v_ptr -= offset2; | ||
| 363 : | hv_ptr -= offset2; | ||
| 364 : | |||
| 365 : | for (y = 0; y < edged_height2; y = y + 8) { | ||
| 366 : | for (x = 0; x < edged_width2; x = x + 8) { | ||
| 367 : | interpolate8x8_halfpel_h(h_ptr, n_ptr, edged_width2, rounding); | ||
| 368 : | interpolate8x8_halfpel_v(v_ptr, n_ptr, edged_width2, rounding); | ||
| 369 : | interpolate8x8_halfpel_hv(hv_ptr, n_ptr, edged_width2, rounding); | ||
| 370 : | |||
| 371 : | n_ptr += 8; | ||
| 372 : | h_ptr += 8; | ||
| 373 : | v_ptr += 8; | ||
| 374 : | hv_ptr += 8; | ||
| 375 : | } | ||
| 376 : | h_ptr += stride_add2; | ||
| 377 : | v_ptr += stride_add2; | ||
| 378 : | hv_ptr += stride_add2; | ||
| 379 : | n_ptr += stride_add2; | ||
| 380 : | } | ||
| 381 : | #endif | ||
| 382 : | */ | ||
| 383 : | albeu | 315 | /* |
| 384 : | interpolate_halfpel_h( | ||
| 385 : | refh->y - offset, | ||
| 386 : | refn->y - offset, | ||
| 387 : | edged_width, edged_height, | ||
| 388 : | rounding); | ||
| 389 : | |||
| 390 : | interpolate_halfpel_v( | ||
| 391 : | refv->y - offset, | ||
| 392 : | refn->y - offset, | ||
| 393 : | edged_width, edged_height, | ||
| 394 : | rounding); | ||
| 395 : | |||
| 396 : | interpolate_halfpel_hv( | ||
| 397 : | refhv->y - offset, | ||
| 398 : | refn->y - offset, | ||
| 399 : | edged_width, edged_height, | ||
| 400 : | rounding); | ||
| 401 : | */ | ||
| 402 : | |||
| 403 : | /* uv-image-based compensation | ||
| 404 : | offset = EDGE_SIZE2 * (edged_width / 2 + 1); | ||
| 405 : | |||
| 406 : | interpolate_halfpel_h( | ||
| 407 : | refh->u - offset, | ||
| 408 : | refn->u - offset, | ||
| 409 : | edged_width / 2, edged_height / 2, | ||
| 410 : | rounding); | ||
| 411 : | |||
| 412 : | interpolate_halfpel_v( | ||
| 413 : | refv->u - offset, | ||
| 414 : | refn->u - offset, | ||
| 415 : | edged_width / 2, edged_height / 2, | ||
| 416 : | rounding); | ||
| 417 : | |||
| 418 : | interpolate_halfpel_hv( | ||
| 419 : | refhv->u - offset, | ||
| 420 : | refn->u - offset, | ||
| 421 : | edged_width / 2, edged_height / 2, | ||
| 422 : | rounding); | ||
| 423 : | |||
| 424 : | |||
| 425 : | interpolate_halfpel_h( | ||
| 426 : | refh->v - offset, | ||
| 427 : | refn->v - offset, | ||
| 428 : | edged_width / 2, edged_height / 2, | ||
| 429 : | rounding); | ||
| 430 : | |||
| 431 : | interpolate_halfpel_v( | ||
| 432 : | refv->v - offset, | ||
| 433 : | refn->v - offset, | ||
| 434 : | edged_width / 2, edged_height / 2, | ||
| 435 : | rounding); | ||
| 436 : | |||
| 437 : | interpolate_halfpel_hv( | ||
| 438 : | refhv->v - offset, | ||
| 439 : | refn->v - offset, | ||
| 440 : | edged_width / 2, edged_height / 2, | ||
| 441 : | rounding); | ||
| 442 : | */ | ||
| 443 : | } | ||
| 444 : | |||
| 445 : | |||
| 446 : | edgomez | 851 | /* |
| 447 : | chroma optimize filter, invented by mf | ||
| 448 : | a chroma pixel is average from the surrounding pixels, when the | ||
| 449 : | correpsonding luma pixels are pure black or white. | ||
| 450 : | */ | ||
| 451 : | |||
| 452 : | void | ||
| 453 : | image_chroma_optimize(IMAGE * img, int width, int height, int edged_width) | ||
| 454 : | { | ||
| 455 : | int x,y; | ||
| 456 : | int pixels = 0; | ||
| 457 : | |||
| 458 : | for (y = 1; y < height/2 - 1; y++) | ||
| 459 : | for (x = 1; x < width/2 - 1; x++) | ||
| 460 : | { | ||
| 461 : | #define IS_PURE(a) ((a)<=16||(a)>=235) | ||
| 462 : | #define IMG_Y(Y,X) img->y[(Y)*edged_width + (X)] | ||
| 463 : | #define IMG_U(Y,X) img->u[(Y)*edged_width/2 + (X)] | ||
| 464 : | #define IMG_V(Y,X) img->v[(Y)*edged_width/2 + (X)] | ||
| 465 : | |||
| 466 : | if (IS_PURE(IMG_Y(y*2 ,x*2 )) && | ||
| 467 : | IS_PURE(IMG_Y(y*2 ,x*2+1)) && | ||
| 468 : | IS_PURE(IMG_Y(y*2+1,x*2 )) && | ||
| 469 : | IS_PURE(IMG_Y(y*2+1,x*2+1))) | ||
| 470 : | { | ||
| 471 : | IMG_U(y,x) = (IMG_U(y,x-1) + IMG_U(y-1, x) + IMG_U(y, x+1) + IMG_U(y+1, x)) / 4; | ||
| 472 : | IMG_V(y,x) = (IMG_V(y,x-1) + IMG_V(y-1, x) + IMG_V(y, x+1) + IMG_V(y+1, x)) / 4; | ||
| 473 : | pixels++; | ||
| 474 : | } | ||
| 475 : | |||
| 476 : | #undef IS_PURE | ||
| 477 : | #undef IMG_Y | ||
| 478 : | #undef IMG_U | ||
| 479 : | #undef IMG_V | ||
| 480 : | } | ||
| 481 : | |||
| 482 : | edgomez | 1038 | DPRINTF(XVID_DEBUG_DEBUG,"chroma_optimized_pixels = %i/%i\n", pixels, width*height/4); |
| 483 : | edgomez | 851 | } |
| 484 : | |||
| 485 : | |||
| 486 : | |||
| 487 : | |||
| 488 : | |||
| 489 : | /* | ||
| 490 : | perform safe packed colorspace conversion, by splitting | ||
| 491 : | the image up into an optimized area (pixel width divisible by 16), | ||
| 492 : | and two unoptimized/plain-c areas (pixel width divisible by 2) | ||
| 493 : | */ | ||
| 494 : | |||
| 495 : | static void | ||
| 496 : | safe_packed_conv(uint8_t * x_ptr, int x_stride, | ||
| 497 : | uint8_t * y_ptr, uint8_t * u_ptr, uint8_t * v_ptr, | ||
| 498 : | int y_stride, int uv_stride, | ||
| 499 : | int width, int height, int vflip, | ||
| 500 : | packedFunc * func_opt, packedFunc func_c, int size) | ||
| 501 : | { | ||
| 502 : | int width_opt, width_c; | ||
| 503 : | |||
| 504 : | if (func_opt != func_c && x_stride < size*((width+15)/16)*16) | ||
| 505 : | { | ||
| 506 : | width_opt = width & (~15); | ||
| 507 : | width_c = width - width_opt; | ||
| 508 : | } | ||
| 509 : | else | ||
| 510 : | { | ||
| 511 : | width_opt = width; | ||
| 512 : | width_c = 0; | ||
| 513 : | } | ||
| 514 : | |||
| 515 : | func_opt(x_ptr, x_stride, | ||
| 516 : | y_ptr, u_ptr, v_ptr, y_stride, uv_stride, | ||
| 517 : | width_opt, height, vflip); | ||
| 518 : | |||
| 519 : | if (width_c) | ||
| 520 : | { | ||
| 521 : | func_c(x_ptr + size*width_opt, x_stride, | ||
| 522 : | y_ptr + width_opt, u_ptr + width_opt/2, v_ptr + width_opt/2, | ||
| 523 : | y_stride, uv_stride, width_c, height, vflip); | ||
| 524 : | } | ||
| 525 : | } | ||
| 526 : | |||
| 527 : | |||
| 528 : | |||
| 529 : | albeu | 315 | int |
| 530 : | image_input(IMAGE * image, | ||
| 531 : | uint32_t width, | ||
| 532 : | int height, | ||
| 533 : | uint32_t edged_width, | ||
| 534 : | suxen_drol | 890 | uint8_t * src[4], |
| 535 : | int src_stride[4], | ||
| 536 : | edgomez | 851 | int csp, |
| 537 : | int interlacing) | ||
| 538 : | albeu | 315 | { |
| 539 : | edgomez | 851 | const int edged_width2 = edged_width/2; |
| 540 : | const int width2 = width/2; | ||
| 541 : | const int height2 = height/2; | ||
| 542 : | edgomez | 1053 | #if 0 |
| 543 : | const int height_signed = (csp & XVID_CSP_VFLIP) ? -height : height; | ||
| 544 : | #endif | ||
| 545 : | albeu | 315 | |
| 546 : | switch (csp & ~XVID_CSP_VFLIP) { | ||
| 547 : | case XVID_CSP_RGB555: | ||
| 548 : | edgomez | 851 | safe_packed_conv( |
| 549 : | suxen_drol | 890 | src[0], src_stride[0], image->y, image->u, image->v, |
| 550 : | edgomez | 851 | edged_width, edged_width2, width, height, (csp & XVID_CSP_VFLIP), |
| 551 : | interlacing?rgb555i_to_yv12 :rgb555_to_yv12, | ||
| 552 : | interlacing?rgb555i_to_yv12_c:rgb555_to_yv12_c, 2); | ||
| 553 : | break; | ||
| 554 : | albeu | 315 | |
| 555 : | case XVID_CSP_RGB565: | ||
| 556 : | edgomez | 851 | safe_packed_conv( |
| 557 : | suxen_drol | 890 | src[0], src_stride[0], image->y, image->u, image->v, |
| 558 : | edgomez | 851 | edged_width, edged_width2, width, height, (csp & XVID_CSP_VFLIP), |
| 559 : | interlacing?rgb565i_to_yv12 :rgb565_to_yv12, | ||
| 560 : | interlacing?rgb565i_to_yv12_c:rgb565_to_yv12_c, 2); | ||
| 561 : | break; | ||
| 562 : | albeu | 315 | |
| 563 : | |||
| 564 : | suxen_drol | 890 | case XVID_CSP_BGR: |
| 565 : | edgomez | 851 | safe_packed_conv( |
| 566 : | suxen_drol | 890 | src[0], src_stride[0], image->y, image->u, image->v, |
| 567 : | edgomez | 851 | edged_width, edged_width2, width, height, (csp & XVID_CSP_VFLIP), |
| 568 : | interlacing?bgri_to_yv12 :bgr_to_yv12, | ||
| 569 : | interlacing?bgri_to_yv12_c:bgr_to_yv12_c, 3); | ||
| 570 : | break; | ||
| 571 : | albeu | 315 | |
| 572 : | suxen_drol | 890 | case XVID_CSP_BGRA: |
| 573 : | edgomez | 851 | safe_packed_conv( |
| 574 : | suxen_drol | 890 | src[0], src_stride[0], image->y, image->u, image->v, |
| 575 : | edgomez | 851 | edged_width, edged_width2, width, height, (csp & XVID_CSP_VFLIP), |
| 576 : | interlacing?bgrai_to_yv12 :bgra_to_yv12, | ||
| 577 : | interlacing?bgrai_to_yv12_c:bgra_to_yv12_c, 4); | ||
| 578 : | break; | ||
| 579 : | albeu | 315 | |
| 580 : | edgomez | 851 | case XVID_CSP_ABGR : |
| 581 : | safe_packed_conv( | ||
| 582 : | suxen_drol | 890 | src[0], src_stride[0], image->y, image->u, image->v, |
| 583 : | edgomez | 851 | edged_width, edged_width2, width, height, (csp & XVID_CSP_VFLIP), |
| 584 : | interlacing?abgri_to_yv12 :abgr_to_yv12, | ||
| 585 : | interlacing?abgri_to_yv12_c:abgr_to_yv12_c, 4); | ||
| 586 : | break; | ||
| 587 : | albeu | 315 | |
| 588 : | edgomez | 851 | case XVID_CSP_RGBA : |
| 589 : | safe_packed_conv( | ||
| 590 : | suxen_drol | 890 | src[0], src_stride[0], image->y, image->u, image->v, |
| 591 : | edgomez | 851 | edged_width, edged_width2, width, height, (csp & XVID_CSP_VFLIP), |
| 592 : | interlacing?rgbai_to_yv12 :rgba_to_yv12, | ||
| 593 : | interlacing?rgbai_to_yv12_c:rgba_to_yv12_c, 4); | ||
| 594 : | break; | ||
| 595 : | albeu | 315 | |
| 596 : | case XVID_CSP_YUY2: | ||
| 597 : | edgomez | 851 | safe_packed_conv( |
| 598 : | suxen_drol | 890 | src[0], src_stride[0], image->y, image->u, image->v, |
| 599 : | edgomez | 851 | edged_width, edged_width2, width, height, (csp & XVID_CSP_VFLIP), |
| 600 : | interlacing?yuyvi_to_yv12 :yuyv_to_yv12, | ||
| 601 : | interlacing?yuyvi_to_yv12_c:yuyv_to_yv12_c, 2); | ||
| 602 : | break; | ||
| 603 : | albeu | 315 | |
| 604 : | case XVID_CSP_YVYU: /* u/v swapped */ | ||
| 605 : | edgomez | 851 | safe_packed_conv( |
| 606 : | suxen_drol | 890 | src[0], src_stride[0], image->y, image->v, image->y, |
| 607 : | edgomez | 851 | edged_width, edged_width2, width, height, (csp & XVID_CSP_VFLIP), |
| 608 : | interlacing?yuyvi_to_yv12 :yuyv_to_yv12, | ||
| 609 : | interlacing?yuyvi_to_yv12_c:yuyv_to_yv12_c, 2); | ||
| 610 : | break; | ||
| 611 : | albeu | 315 | |
| 612 : | case XVID_CSP_UYVY: | ||
| 613 : | edgomez | 851 | safe_packed_conv( |
| 614 : | suxen_drol | 890 | src[0], src_stride[0], image->y, image->u, image->v, |
| 615 : | edgomez | 851 | edged_width, edged_width2, width, height, (csp & XVID_CSP_VFLIP), |
| 616 : | interlacing?uyvyi_to_yv12 :uyvy_to_yv12, | ||
| 617 : | interlacing?uyvyi_to_yv12_c:uyvy_to_yv12_c, 2); | ||
| 618 : | break; | ||
| 619 : | albeu | 315 | |
| 620 : | edgomez | 851 | case XVID_CSP_I420: |
| 621 : | yv12_to_yv12(image->y, image->u, image->v, edged_width, edged_width2, | ||
| 622 : | suxen_drol | 890 | src[0], src[0] + src_stride[0]*height, src[0] + src_stride[0]*height + (src_stride[0]/2)*height2, |
| 623 : | src_stride[0], src_stride[0]/2, width, height, (csp & XVID_CSP_VFLIP)); | ||
| 624 : | edgomez | 851 | break |
| 625 : | ; | ||
| 626 : | case XVID_CSP_YV12: /* u/v swapped */ | ||
| 627 : | yv12_to_yv12(image->y, image->v, image->u, edged_width, edged_width2, | ||
| 628 : | suxen_drol | 890 | src[0], src[0] + src_stride[0]*height, src[0] + src_stride[0]*height + (src_stride[0]/2)*height2, |
| 629 : | src_stride[0], src_stride[0]/2, width, height, (csp & XVID_CSP_VFLIP)); | ||
| 630 : | edgomez | 851 | break; |
| 631 : | |||
| 632 : | albeu | 315 | case XVID_CSP_USER: |
| 633 : | suxen_drol | 890 | /*XXX: support for different u & v strides */ |
| 634 : | yv12_to_yv12(image->y, image->u, image->v, edged_width, edged_width2, | ||
| 635 : | src[0], src[1], src[2], src_stride[0], src_stride[1], | ||
| 636 : | width, height, (csp & XVID_CSP_VFLIP)); | ||
| 637 : | edgomez | 851 | break; |
| 638 : | albeu | 315 | |
| 639 : | case XVID_CSP_NULL: | ||
| 640 : | break; | ||
| 641 : | |||
| 642 : | edgomez | 851 | default : |
| 643 : | return -1; | ||
| 644 : | albeu | 315 | } |
| 645 : | |||
| 646 : | edgomez | 851 | |
| 647 : | /* pad out image when the width and/or height is not a multiple of 16 */ | ||
| 648 : | |||
| 649 : | if (width & 15) | ||
| 650 : | { | ||
| 651 : | int i; | ||
| 652 : | int pad_width = 16 - (width&15); | ||
| 653 : | for (i = 0; i < height; i++) | ||
| 654 : | { | ||
| 655 : | memset(image->y + i*edged_width + width, | ||
| 656 : | *(image->y + i*edged_width + width - 1), pad_width); | ||
| 657 : | } | ||
| 658 : | for (i = 0; i < height/2; i++) | ||
| 659 : | { | ||
| 660 : | memset(image->u + i*edged_width2 + width2, | ||
| 661 : | *(image->u + i*edged_width2 + width2 - 1),pad_width/2); | ||
| 662 : | memset(image->v + i*edged_width2 + width2, | ||
| 663 : | *(image->v + i*edged_width2 + width2 - 1),pad_width/2); | ||
| 664 : | } | ||
| 665 : | } | ||
| 666 : | |||
| 667 : | if (height & 15) | ||
| 668 : | { | ||
| 669 : | int pad_height = 16 - (height&15); | ||
| 670 : | int length = ((width+15)/16)*16; | ||
| 671 : | int i; | ||
| 672 : | for (i = 0; i < pad_height; i++) | ||
| 673 : | { | ||
| 674 : | memcpy(image->y + (height+i)*edged_width, | ||
| 675 : | image->y + (height-1)*edged_width,length); | ||
| 676 : | } | ||
| 677 : | |||
| 678 : | for (i = 0; i < pad_height/2; i++) | ||
| 679 : | { | ||
| 680 : | memcpy(image->u + (height2+i)*edged_width2, | ||
| 681 : | image->u + (height2-1)*edged_width2,length/2); | ||
| 682 : | memcpy(image->v + (height2+i)*edged_width2, | ||
| 683 : | image->v + (height2-1)*edged_width2,length/2); | ||
| 684 : | } | ||
| 685 : | } | ||
| 686 : | |||
| 687 : | /* | ||
| 688 : | if (interlacing) | ||
| 689 : | image_printf(image, edged_width, height, 5,5, "[i]"); | ||
| 690 : | image_dump_yuvpgm(image, edged_width, ((width+15)/16)*16, ((height+15)/16)*16, "\\encode.pgm"); | ||
| 691 : | */ | ||
| 692 : | return 0; | ||
| 693 : | albeu | 315 | } |
| 694 : | |||
| 695 : | |||
| 696 : | |||
| 697 : | int | ||
| 698 : | image_output(IMAGE * image, | ||
| 699 : | uint32_t width, | ||
| 700 : | int height, | ||
| 701 : | uint32_t edged_width, | ||
| 702 : | suxen_drol | 890 | uint8_t * dst[4], |
| 703 : | uint32_t dst_stride[4], | ||
| 704 : | edgomez | 851 | int csp, |
| 705 : | int interlacing) | ||
| 706 : | albeu | 315 | { |
| 707 : | edgomez | 851 | const int edged_width2 = edged_width/2; |
| 708 : | int height2 = height/2; | ||
| 709 : | |||
| 710 : | /* | ||
| 711 : | if (interlacing) | ||
| 712 : | image_printf(image, edged_width, height, 5,100, "[i]=%i,%i",width,height); | ||
| 713 : | image_dump_yuvpgm(image, edged_width, width, height, "\\decode.pgm"); | ||
| 714 : | */ | ||
| 715 : | |||
| 716 : | albeu | 315 | switch (csp & ~XVID_CSP_VFLIP) { |
| 717 : | case XVID_CSP_RGB555: | ||
| 718 : | edgomez | 851 | safe_packed_conv( |
| 719 : | suxen_drol | 890 | dst[0], dst_stride[0], image->y, image->u, image->v, |
| 720 : | edgomez | 851 | edged_width, edged_width2, width, height, (csp & XVID_CSP_VFLIP), |
| 721 : | interlacing?yv12_to_rgb555i :yv12_to_rgb555, | ||
| 722 : | interlacing?yv12_to_rgb555i_c:yv12_to_rgb555_c, 2); | ||
| 723 : | albeu | 315 | return 0; |
| 724 : | |||
| 725 : | case XVID_CSP_RGB565: | ||
| 726 : | edgomez | 851 | safe_packed_conv( |
| 727 : | suxen_drol | 890 | dst[0], dst_stride[0], image->y, image->u, image->v, |
| 728 : | edgomez | 851 | edged_width, edged_width2, width, height, (csp & XVID_CSP_VFLIP), |
| 729 : | interlacing?yv12_to_rgb565i :yv12_to_rgb565, | ||
| 730 : | interlacing?yv12_to_rgb565i_c:yv12_to_rgb565_c, 2); | ||
| 731 : | albeu | 315 | return 0; |
| 732 : | |||
| 733 : | suxen_drol | 890 | case XVID_CSP_BGR: |
| 734 : | edgomez | 851 | safe_packed_conv( |
| 735 : | suxen_drol | 890 | dst[0], dst_stride[0], image->y, image->u, image->v, |
| 736 : | edgomez | 851 | edged_width, edged_width2, width, height, (csp & XVID_CSP_VFLIP), |
| 737 : | interlacing?yv12_to_bgri :yv12_to_bgr, | ||
| 738 : | interlacing?yv12_to_bgri_c:yv12_to_bgr_c, 3); | ||
| 739 : | albeu | 315 | return 0; |
| 740 : | |||
| 741 : | suxen_drol | 890 | case XVID_CSP_BGRA: |
| 742 : | edgomez | 851 | safe_packed_conv( |
| 743 : | suxen_drol | 890 | dst[0], dst_stride[0], image->y, image->u, image->v, |
| 744 : | edgomez | 851 | edged_width, edged_width2, width, height, (csp & XVID_CSP_VFLIP), |
| 745 : | interlacing?yv12_to_bgrai :yv12_to_bgra, | ||
| 746 : | interlacing?yv12_to_bgrai_c:yv12_to_bgra_c, 4); | ||
| 747 : | albeu | 315 | return 0; |
| 748 : | |||
| 749 : | edgomez | 851 | case XVID_CSP_ABGR: |
| 750 : | safe_packed_conv( | ||
| 751 : | suxen_drol | 890 | dst[0], dst_stride[0], image->y, image->u, image->v, |
| 752 : | edgomez | 851 | edged_width, edged_width2, width, height, (csp & XVID_CSP_VFLIP), |
| 753 : | interlacing?yv12_to_abgri :yv12_to_abgr, | ||
| 754 : | interlacing?yv12_to_abgri_c:yv12_to_abgr_c, 4); | ||
| 755 : | albeu | 315 | return 0; |
| 756 : | |||
| 757 : | edgomez | 851 | case XVID_CSP_RGBA: |
| 758 : | safe_packed_conv( | ||
| 759 : | suxen_drol | 890 | dst[0], dst_stride[0], image->y, image->u, image->v, |
| 760 : | edgomez | 851 | edged_width, edged_width2, width, height, (csp & XVID_CSP_VFLIP), |
| 761 : | interlacing?yv12_to_rgbai :yv12_to_rgba, | ||
| 762 : | interlacing?yv12_to_rgbai_c:yv12_to_rgba_c, 4); | ||
| 763 : | albeu | 315 | return 0; |
| 764 : | |||
| 765 : | case XVID_CSP_YUY2: | ||
| 766 : | edgomez | 851 | safe_packed_conv( |
| 767 : | suxen_drol | 890 | dst[0], dst_stride[0], image->y, image->u, image->v, |
| 768 : | edgomez | 851 | edged_width, edged_width2, width, height, (csp & XVID_CSP_VFLIP), |
| 769 : | interlacing?yv12_to_yuyvi :yv12_to_yuyv, | ||
| 770 : | interlacing?yv12_to_yuyvi_c:yv12_to_yuyv_c, 2); | ||
| 771 : | albeu | 315 | return 0; |
| 772 : | |||
| 773 : | edgomez | 1053 | case XVID_CSP_YVYU: /* u,v swapped */ |
| 774 : | edgomez | 851 | safe_packed_conv( |
| 775 : | suxen_drol | 890 | dst[0], dst_stride[0], image->y, image->v, image->u, |
| 776 : | edgomez | 851 | edged_width, edged_width2, width, height, (csp & XVID_CSP_VFLIP), |
| 777 : | interlacing?yv12_to_yuyvi :yv12_to_yuyv, | ||
| 778 : | interlacing?yv12_to_yuyvi_c:yv12_to_yuyv_c, 2); | ||
| 779 : | albeu | 315 | return 0; |
| 780 : | |||
| 781 : | case XVID_CSP_UYVY: | ||
| 782 : | edgomez | 851 | safe_packed_conv( |
| 783 : | suxen_drol | 890 | dst[0], dst_stride[0], image->y, image->u, image->v, |
| 784 : | edgomez | 851 | edged_width, edged_width2, width, height, (csp & XVID_CSP_VFLIP), |
| 785 : | interlacing?yv12_to_uyvyi :yv12_to_uyvy, | ||
| 786 : | interlacing?yv12_to_uyvyi_c:yv12_to_uyvy_c, 2); | ||
| 787 : | albeu | 315 | return 0; |
| 788 : | |||
| 789 : | edgomez | 851 | case XVID_CSP_I420: |
| 790 : | suxen_drol | 890 | yv12_to_yv12(dst[0], dst[0] + dst_stride[0]*height, dst[0] + dst_stride[0]*height + (dst_stride[0]/2)*height2, |
| 791 : | dst_stride[0], dst_stride[0]/2, | ||
| 792 : | edgomez | 851 | image->y, image->u, image->v, edged_width, edged_width2, |
| 793 : | width, height, (csp & XVID_CSP_VFLIP)); | ||
| 794 : | return 0; | ||
| 795 : | |||
| 796 : | edgomez | 1053 | case XVID_CSP_YV12: /* u,v swapped */ |
| 797 : | suxen_drol | 890 | yv12_to_yv12(dst[0], dst[0] + dst_stride[0]*height, dst[0] + dst_stride[0]*height + (dst_stride[0]/2)*height2, |
| 798 : | dst_stride[0], dst_stride[0]/2, | ||
| 799 : | edgomez | 851 | image->y, image->v, image->u, edged_width, edged_width2, |
| 800 : | width, height, (csp & XVID_CSP_VFLIP)); | ||
| 801 : | return 0; | ||
| 802 : | |||
| 803 : | edgomez | 1053 | case XVID_CSP_USER : /* u,v swapped */ |
| 804 : | suxen_drol | 890 | yv12_to_yv12(dst[0], dst[1], dst[2], |
| 805 : | dst_stride[0], dst_stride[1], /* v: dst_stride[2] */ | ||
| 806 : | image->y, image->v, image->u, edged_width, edged_width2, | ||
| 807 : | width, height, (csp & XVID_CSP_VFLIP)); | ||
| 808 : | albeu | 315 | return 0; |
| 809 : | |||
| 810 : | suxen_drol | 890 | case XVID_CSP_INTERNAL : |
| 811 : | dst[0] = image->y; | ||
| 812 : | dst[1] = image->u; | ||
| 813 : | dst[2] = image->v; | ||
| 814 : | dst_stride[0] = edged_width; | ||
| 815 : | dst_stride[1] = edged_width/2; | ||
| 816 : | dst_stride[2] = edged_width/2; | ||
| 817 : | return 0; | ||
| 818 : | |||
| 819 : | albeu | 315 | case XVID_CSP_NULL: |
| 820 : | suxen_drol | 890 | case XVID_CSP_SLICE: |
| 821 : | albeu | 315 | return 0; |
| 822 : | |||
| 823 : | } | ||
| 824 : | |||
| 825 : | return -1; | ||
| 826 : | } | ||
| 827 : | |||
| 828 : | float | ||
| 829 : | image_psnr(IMAGE * orig_image, | ||
| 830 : | IMAGE * recon_image, | ||
| 831 : | uint16_t stride, | ||
| 832 : | uint16_t width, | ||
| 833 : | uint16_t height) | ||
| 834 : | { | ||
| 835 : | int32_t diff, x, y, quad = 0; | ||
| 836 : | uint8_t *orig = orig_image->y; | ||
| 837 : | uint8_t *recon = recon_image->y; | ||
| 838 : | float psnr_y; | ||
| 839 : | |||
| 840 : | for (y = 0; y < height; y++) { | ||
| 841 : | for (x = 0; x < width; x++) { | ||
| 842 : | diff = *(orig + x) - *(recon + x); | ||
| 843 : | quad += diff * diff; | ||
| 844 : | } | ||
| 845 : | orig += stride; | ||
| 846 : | recon += stride; | ||
| 847 : | } | ||
| 848 : | |||
| 849 : | psnr_y = (float) quad / (float) (width * height); | ||
| 850 : | |||
| 851 : | if (psnr_y) { | ||
| 852 : | psnr_y = (float) (255 * 255) / psnr_y; | ||
| 853 : | psnr_y = 10 * (float) log10(psnr_y); | ||
| 854 : | } else | ||
| 855 : | psnr_y = (float) 99.99; | ||
| 856 : | |||
| 857 : | return psnr_y; | ||
| 858 : | } | ||
| 859 : | |||
| 860 : | |||
| 861 : | edgomez | 851 | float sse_to_PSNR(long sse, int pixels) |
| 862 : | { | ||
| 863 : | if (sse==0) | ||
| 864 : | return 99.99F; | ||
| 865 : | |||
| 866 : | edgomez | 1053 | return 48.131F - 10*(float)log10((float)sse/(float)(pixels)); /* log10(255*255)=4.8131 */ |
| 867 : | edgomez | 851 | |
| 868 : | } | ||
| 869 : | |||
| 870 : | long plane_sse(uint8_t * orig, | ||
| 871 : | uint8_t * recon, | ||
| 872 : | uint16_t stride, | ||
| 873 : | uint16_t width, | ||
| 874 : | uint16_t height) | ||
| 875 : | { | ||
| 876 : | int diff, x, y; | ||
| 877 : | long sse=0; | ||
| 878 : | |||
| 879 : | for (y = 0; y < height; y++) { | ||
| 880 : | for (x = 0; x < width; x++) { | ||
| 881 : | diff = *(orig + x) - *(recon + x); | ||
| 882 : | sse += diff * diff; | ||
| 883 : | } | ||
| 884 : | orig += stride; | ||
| 885 : | recon += stride; | ||
| 886 : | } | ||
| 887 : | return sse; | ||
| 888 : | } | ||
| 889 : | |||
| 890 : | edgomez | 1053 | #if 0 |
| 891 : | edgomez | 851 | |
| 892 : | albeu | 315 | #include <stdio.h> |
| 893 : | #include <string.h> | ||
| 894 : | |||
| 895 : | int image_dump_pgm(uint8_t * bmp, uint32_t width, uint32_t height, char * filename) | ||
| 896 : | { | ||
| 897 : | FILE * f; | ||
| 898 : | char hdr[1024]; | ||
| 899 : | |||
| 900 : | f = fopen(filename, "wb"); | ||
| 901 : | if ( f == NULL) | ||
| 902 : | { | ||
| 903 : | return -1; | ||
| 904 : | } | ||
| 905 : | sprintf(hdr, "P5\n#xvid\n%i %i\n255\n", width, height); | ||
| 906 : | fwrite(hdr, strlen(hdr), 1, f); | ||
| 907 : | fwrite(bmp, width, height, f); | ||
| 908 : | fclose(f); | ||
| 909 : | |||
| 910 : | return 0; | ||
| 911 : | } | ||
| 912 : | |||
| 913 : | |||
| 914 : | edgomez | 1053 | /* dump image+edges to yuv pgm files */ |
| 915 : | albeu | 315 | |
| 916 : | int image_dump(IMAGE * image, uint32_t edged_width, uint32_t edged_height, char * path, int number) | ||
| 917 : | { | ||
| 918 : | char filename[1024]; | ||
| 919 : | |||
| 920 : | sprintf(filename, "%s_%i_%c.pgm", path, number, 'y'); | ||
| 921 : | image_dump_pgm( | ||
| 922 : | image->y - (EDGE_SIZE * edged_width + EDGE_SIZE), | ||
| 923 : | edged_width, edged_height, filename); | ||
| 924 : | |||
| 925 : | sprintf(filename, "%s_%i_%c.pgm", path, number, 'u'); | ||
| 926 : | image_dump_pgm( | ||
| 927 : | image->u - (EDGE_SIZE2 * edged_width / 2 + EDGE_SIZE2), | ||
| 928 : | edged_width / 2, edged_height / 2, filename); | ||
| 929 : | |||
| 930 : | sprintf(filename, "%s_%i_%c.pgm", path, number, 'v'); | ||
| 931 : | image_dump_pgm( | ||
| 932 : | image->v - (EDGE_SIZE2 * edged_width / 2 + EDGE_SIZE2), | ||
| 933 : | edged_width / 2, edged_height / 2, filename); | ||
| 934 : | |||
| 935 : | return 0; | ||
| 936 : | } | ||
| 937 : | edgomez | 1053 | #endif |
| 938 : | albeu | 315 | |
| 939 : | |||
| 940 : | |||
| 941 : | /* dump image to yuvpgm file */ | ||
| 942 : | |||
| 943 : | #include <stdio.h> | ||
| 944 : | |||
| 945 : | int | ||
| 946 : | image_dump_yuvpgm(const IMAGE * image, | ||
| 947 : | const uint32_t edged_width, | ||
| 948 : | const uint32_t width, | ||
| 949 : | const uint32_t height, | ||
| 950 : | char *filename) | ||
| 951 : | { | ||
| 952 : | FILE *f; | ||
| 953 : | char hdr[1024]; | ||
| 954 : | uint32_t i; | ||
| 955 : | uint8_t *bmp1; | ||
| 956 : | uint8_t *bmp2; | ||
| 957 : | |||
| 958 : | |||
| 959 : | f = fopen(filename, "wb"); | ||
| 960 : | if (f == NULL) { | ||
| 961 : | return -1; | ||
| 962 : | } | ||
| 963 : | sprintf(hdr, "P5\n#xvid\n%i %i\n255\n", width, (3 * height) / 2); | ||
| 964 : | fwrite(hdr, strlen(hdr), 1, f); | ||
| 965 : | |||
| 966 : | bmp1 = image->y; | ||
| 967 : | for (i = 0; i < height; i++) { | ||
| 968 : | fwrite(bmp1, width, 1, f); | ||
| 969 : | bmp1 += edged_width; | ||
| 970 : | } | ||
| 971 : | |||
| 972 : | bmp1 = image->u; | ||
| 973 : | bmp2 = image->v; | ||
| 974 : | for (i = 0; i < height / 2; i++) { | ||
| 975 : | fwrite(bmp1, width / 2, 1, f); | ||
| 976 : | fwrite(bmp2, width / 2, 1, f); | ||
| 977 : | bmp1 += edged_width / 2; | ||
| 978 : | bmp2 += edged_width / 2; | ||
| 979 : | } | ||
| 980 : | |||
| 981 : | fclose(f); | ||
| 982 : | return 0; | ||
| 983 : | } | ||
| 984 : | |||
| 985 : | |||
| 986 : | float | ||
| 987 : | image_mad(const IMAGE * img1, | ||
| 988 : | const IMAGE * img2, | ||
| 989 : | uint32_t stride, | ||
| 990 : | uint32_t width, | ||
| 991 : | uint32_t height) | ||
| 992 : | { | ||
| 993 : | const uint32_t stride2 = stride / 2; | ||
| 994 : | const uint32_t width2 = width / 2; | ||
| 995 : | const uint32_t height2 = height / 2; | ||
| 996 : | |||
| 997 : | uint32_t x, y; | ||
| 998 : | uint32_t sum = 0; | ||
| 999 : | |||
| 1000 : | for (y = 0; y < height; y++) | ||
| 1001 : | for (x = 0; x < width; x++) | ||
| 1002 : | edgomez | 982 | sum += abs(img1->y[x + y * stride] - img2->y[x + y * stride]); |
| 1003 : | albeu | 315 | |
| 1004 : | for (y = 0; y < height2; y++) | ||
| 1005 : | for (x = 0; x < width2; x++) | ||
| 1006 : | edgomez | 982 | sum += abs(img1->u[x + y * stride2] - img2->u[x + y * stride2]); |
| 1007 : | albeu | 315 | |
| 1008 : | for (y = 0; y < height2; y++) | ||
| 1009 : | for (x = 0; x < width2; x++) | ||
| 1010 : | edgomez | 982 | sum += abs(img1->v[x + y * stride2] - img2->v[x + y * stride2]); |
| 1011 : | albeu | 315 | |
| 1012 : | return (float) sum / (width * height * 3 / 2); | ||
| 1013 : | } | ||
| 1014 : | |||
| 1015 : | void | ||
| 1016 : | suxen_drol | 890 | output_slice(IMAGE * cur, int std, int width, xvid_image_t* out_frm, int mbx, int mby,int mbl) { |
| 1017 : | albeu | 315 | uint8_t *dY,*dU,*dV,*sY,*sU,*sV; |
| 1018 : | int std2 = std >> 1; | ||
| 1019 : | int w = mbl << 4, w2,i; | ||
| 1020 : | |||
| 1021 : | if(w > width) | ||
| 1022 : | w = width; | ||
| 1023 : | w2 = w >> 1; | ||
| 1024 : | suxen_drol | 323 | |
| 1025 : | suxen_drol | 890 | dY = (uint8_t*)out_frm->plane[0] + (mby << 4) * out_frm->stride[0] + (mbx << 4); |
| 1026 : | dU = (uint8_t*)out_frm->plane[1] + (mby << 3) * out_frm->stride[1] + (mbx << 3); | ||
| 1027 : | dV = (uint8_t*)out_frm->plane[2] + (mby << 3) * out_frm->stride[2] + (mbx << 3); | ||
| 1028 : | albeu | 315 | sY = cur->y + (mby << 4) * std + (mbx << 4); |
| 1029 : | sU = cur->u + (mby << 3) * std2 + (mbx << 3); | ||
| 1030 : | sV = cur->v + (mby << 3) * std2 + (mbx << 3); | ||
| 1031 : | |||
| 1032 : | for(i = 0 ; i < 16 ; i++) { | ||
| 1033 : | memcpy(dY,sY,w); | ||
| 1034 : | suxen_drol | 890 | dY += out_frm->stride[0]; |
| 1035 : | suxen_drol | 323 | sY += std; |
| 1036 : | } | ||
| 1037 : | albeu | 315 | for(i = 0 ; i < 8 ; i++) { |
| 1038 : | memcpy(dU,sU,w2); | ||
| 1039 : | suxen_drol | 890 | dU += out_frm->stride[1]; |
| 1040 : | albeu | 315 | sU += std2; |
| 1041 : | } | ||
| 1042 : | for(i = 0 ; i < 8 ; i++) { | ||
| 1043 : | memcpy(dV,sV,w2); | ||
| 1044 : | suxen_drol | 890 | dV += out_frm->stride[2]; |
| 1045 : | albeu | 315 | sV += std2; |
| 1046 : | } | ||
| 1047 : | } | ||
| 1048 : | edgomez | 851 | |
| 1049 : | |||
| 1050 : | void | ||
| 1051 : | image_clear(IMAGE * img, int width, int height, int edged_width, | ||
| 1052 : | int y, int u, int v) | ||
| 1053 : | { | ||
| 1054 : | uint8_t * p; | ||
| 1055 : | int i; | ||
| 1056 : | |||
| 1057 : | p = img->y; | ||
| 1058 : | for (i = 0; i < height; i++) { | ||
| 1059 : | memset(p, y, width); | ||
| 1060 : | p += edged_width; | ||
| 1061 : | } | ||
| 1062 : | |||
| 1063 : | p = img->u; | ||
| 1064 : | for (i = 0; i < height/2; i++) { | ||
| 1065 : | memset(p, u, width/2); | ||
| 1066 : | p += edged_width/2; | ||
| 1067 : | } | ||
| 1068 : | |||
| 1069 : | p = img->v; | ||
| 1070 : | for (i = 0; i < height/2; i++) { | ||
| 1071 : | memset(p, v, width/2); | ||
| 1072 : | p += edged_width/2; | ||
| 1073 : | } | ||
| 1074 : | } | ||
| 1075 : | |||
| 1076 : | |||
| 1077 : | /* reduced resolution deblocking filter | ||
| 1078 : | block = block size (16=rrv, 8=full resolution) | ||
| 1079 : | flags = XVID_DEC_YDEBLOCK|XVID_DEC_UVDEBLOCK | ||
| 1080 : | */ | ||
| 1081 : | void | ||
| 1082 : | image_deblock_rrv(IMAGE * img, int edged_width, | ||
| 1083 : | const MACROBLOCK * mbs, int mb_width, int mb_height, int mb_stride, | ||
| 1084 : | int block, int flags) | ||
| 1085 : | { | ||
| 1086 : | const int edged_width2 = edged_width /2; | ||
| 1087 : | const int nblocks = block / 8; /* skals code uses 8pixel block uints */ | ||
| 1088 : | int i,j; | ||
| 1089 : | |||
| 1090 : | /* luma: j,i in block units */ | ||
| 1091 : | suxen_drol | 890 | |
| 1092 : | edgomez | 851 | for (j = 1; j < mb_height*2; j++) /* horizontal deblocking */ |
| 1093 : | for (i = 0; i < mb_width*2; i++) | ||
| 1094 : | { | ||
| 1095 : | if (mbs[(j-1)/2*mb_stride + (i/2)].mode != MODE_NOT_CODED || | ||
| 1096 : | mbs[(j+0)/2*mb_stride + (i/2)].mode != MODE_NOT_CODED) | ||
| 1097 : | { | ||
| 1098 : | hfilter_31(img->y + (j*block - 1)*edged_width + i*block, | ||
| 1099 : | img->y + (j*block + 0)*edged_width + i*block, nblocks); | ||
| 1100 : | } | ||
| 1101 : | } | ||
| 1102 : | |||
| 1103 : | for (j = 0; j < mb_height*2; j++) /* vertical deblocking */ | ||
| 1104 : | for (i = 1; i < mb_width*2; i++) | ||
| 1105 : | { | ||
| 1106 : | if (mbs[(j/2)*mb_stride + (i-1)/2].mode != MODE_NOT_CODED || | ||
| 1107 : | mbs[(j/2)*mb_stride + (i+0)/2].mode != MODE_NOT_CODED) | ||
| 1108 : | { | ||
| 1109 : | vfilter_31(img->y + (j*block)*edged_width + i*block - 1, | ||
| 1110 : | img->y + (j*block)*edged_width + i*block + 0, | ||
| 1111 : | edged_width, nblocks); | ||
| 1112 : | } | ||
| 1113 : | } | ||
| 1114 : | |||
| 1115 : | |||
| 1116 : | suxen_drol | 890 | |
| 1117 : | edgomez | 851 | /* chroma */ |
| 1118 : | suxen_drol | 890 | |
| 1119 : | edgomez | 851 | for (j = 1; j < mb_height; j++) /* horizontal deblocking */ |
| 1120 : | for (i = 0; i < mb_width; i++) | ||
| 1121 : | { | ||
| 1122 : | if (mbs[(j-1)*mb_stride + i].mode != MODE_NOT_CODED || | ||
| 1123 : | mbs[(j+0)*mb_stride + i].mode != MODE_NOT_CODED) | ||
| 1124 : | { | ||
| 1125 : | hfilter_31(img->u + (j*block - 1)*edged_width2 + i*block, | ||
| 1126 : | img->u + (j*block + 0)*edged_width2 + i*block, nblocks); | ||
| 1127 : | hfilter_31(img->v + (j*block - 1)*edged_width2 + i*block, | ||
| 1128 : | img->v + (j*block + 0)*edged_width2 + i*block, nblocks); | ||
| 1129 : | } | ||
| 1130 : | } | ||
| 1131 : | |||
| 1132 : | for (j = 0; j < mb_height; j++) /* vertical deblocking */ | ||
| 1133 : | for (i = 1; i < mb_width; i++) | ||
| 1134 : | { | ||
| 1135 : | if (mbs[j*mb_stride + i - 1].mode != MODE_NOT_CODED || | ||
| 1136 : | mbs[j*mb_stride + i + 0].mode != MODE_NOT_CODED) | ||
| 1137 : | { | ||
| 1138 : | vfilter_31(img->u + (j*block)*edged_width2 + i*block - 1, | ||
| 1139 : | img->u + (j*block)*edged_width2 + i*block + 0, | ||
| 1140 : | edged_width2, nblocks); | ||
| 1141 : | vfilter_31(img->v + (j*block)*edged_width2 + i*block - 1, | ||
| 1142 : | img->v + (j*block)*edged_width2 + i*block + 0, | ||
| 1143 : | edged_width2, nblocks); | ||
| 1144 : | } | ||
| 1145 : | } | ||
| 1146 : | |||
| 1147 : | suxen_drol | 890 | |
| 1148 : | edgomez | 851 | } |
| 1149 : |
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