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Revision 1743 - (view) (download)
| 1 : | Skal | 1730 | /***************************************************************************** |
| 2 : | * | ||
| 3 : | * XVID MPEG-4 VIDEO CODEC | ||
| 4 : | * - SSIM plugin: computes the SSIM metric - | ||
| 5 : | * | ||
| 6 : | * Copyright(C) 2005 Johannes Reinhardt <Johannes.Reinhardt@gmx.de> | ||
| 7 : | * | ||
| 8 : | * 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 : | * | ||
| 13 : | * 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 : | * | ||
| 18 : | * 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 : | * | ||
| 22 : | * | ||
| 23 : | * | ||
| 24 : | ****************************************************************************/ | ||
| 25 : | |||
| 26 : | #include <malloc.h> | ||
| 27 : | #include <stdio.h> | ||
| 28 : | #include <math.h> | ||
| 29 : | Isibaar | 1734 | #include "../portab.h" |
| 30 : | Skal | 1730 | #include "../xvid.h" |
| 31 : | #include "plugin_ssim.h" | ||
| 32 : | #include "../utils/emms.h" | ||
| 33 : | |||
| 34 : | /* needed for visualisation of the error map with X | ||
| 35 : | display.h borrowed from x264 | ||
| 36 : | #include "display.h"*/ | ||
| 37 : | |||
| 38 : | typedef struct framestat_t framestat_t; | ||
| 39 : | |||
| 40 : | struct framestat_t{ | ||
| 41 : | int type; | ||
| 42 : | int quant; | ||
| 43 : | float ssim_min; | ||
| 44 : | float ssim_max; | ||
| 45 : | float ssim_avg; | ||
| 46 : | framestat_t* next; | ||
| 47 : | }; | ||
| 48 : | |||
| 49 : | |||
| 50 : | typedef int (*lumfunc)(uint8_t* ptr, int stride); | ||
| 51 : | typedef void (*csfunc)(uint8_t* ptro, uint8_t* ptrc, int stride, int lumo, int lumc, int* pdevo, int* pdevc, int* pcorr); | ||
| 52 : | |||
| 53 : | int lum_8x8_mmx(uint8_t* ptr, int stride); | ||
| 54 : | void consim_mmx(uint8_t* ptro, uint8_t* ptrc, int stride, int lumo, int lumc, int* pdevo, int* pdevc, int* pcorr); | ||
| 55 : | void consim_sse2(uint8_t* ptro, uint8_t* ptrc, int stride, int lumo, int lumc, int* pdevo, int* pdevc, int* pcorr); | ||
| 56 : | |||
| 57 : | typedef struct{ | ||
| 58 : | |||
| 59 : | plg_ssim_param_t* param; | ||
| 60 : | |||
| 61 : | /* for error map visualisation | ||
| 62 : | uint8_t* errmap; | ||
| 63 : | */ | ||
| 64 : | |||
| 65 : | Skal | 1743 | int grid; |
| 66 : | |||
| 67 : | Skal | 1730 | /*for average SSIM*/ |
| 68 : | float ssim_sum; | ||
| 69 : | int frame_cnt; | ||
| 70 : | |||
| 71 : | /*function pointers*/ | ||
| 72 : | lumfunc func8x8; | ||
| 73 : | lumfunc func2x8; | ||
| 74 : | csfunc consim; | ||
| 75 : | |||
| 76 : | /*stats - for debugging*/ | ||
| 77 : | framestat_t* head; | ||
| 78 : | framestat_t* tail; | ||
| 79 : | } ssim_data_t; | ||
| 80 : | |||
| 81 : | /* append the stats for another frame to the linked list*/ | ||
| 82 : | void framestat_append(ssim_data_t* ssim,int type, int quant, float min, float max, float avg){ | ||
| 83 : | framestat_t* act; | ||
| 84 : | act = (framestat_t*) malloc(sizeof(framestat_t)); | ||
| 85 : | act->type = type; | ||
| 86 : | act->quant = quant; | ||
| 87 : | act->ssim_min = min; | ||
| 88 : | act->ssim_max = max; | ||
| 89 : | act->ssim_avg = avg; | ||
| 90 : | act->next = NULL; | ||
| 91 : | |||
| 92 : | if(ssim->head == NULL){ | ||
| 93 : | ssim->head = act; | ||
| 94 : | ssim->tail = act; | ||
| 95 : | } else { | ||
| 96 : | ssim->tail->next = act; | ||
| 97 : | ssim->tail = act; | ||
| 98 : | } | ||
| 99 : | } | ||
| 100 : | |||
| 101 : | /* destroy the whole list*/ | ||
| 102 : | void framestat_free(framestat_t* stat){ | ||
| 103 : | if(stat != NULL){ | ||
| 104 : | if(stat->next != NULL) framestat_free(stat->next); | ||
| 105 : | free(stat); | ||
| 106 : | } | ||
| 107 : | return; | ||
| 108 : | } | ||
| 109 : | |||
| 110 : | /*writeout the collected stats*/ | ||
| 111 : | void framestat_write(ssim_data_t* ssim, char* path){ | ||
| 112 : | Isibaar | 1734 | framestat_t* tmp = ssim->head; |
| 113 : | Skal | 1730 | FILE* out = fopen(path,"w"); |
| 114 : | if(out==NULL) printf("Cannot open %s in plugin_ssim\n",path); | ||
| 115 : | |||
| 116 : | fprintf(out,"SSIM Error Metric\n"); | ||
| 117 : | Skal | 1737 | fprintf(out,"quant avg min max\n"); |
| 118 : | Skal | 1730 | while(tmp->next->next != NULL){ |
| 119 : | fprintf(out,"%3d %1.4f %1.4f %1.4f\n",tmp->quant,tmp->ssim_avg,tmp->ssim_min,tmp->ssim_max); | ||
| 120 : | tmp = tmp->next; | ||
| 121 : | } | ||
| 122 : | fclose(out); | ||
| 123 : | } | ||
| 124 : | |||
| 125 : | /*writeout the collected stats in octave readable format*/ | ||
| 126 : | void framestat_write_oct(ssim_data_t* ssim, char* path){ | ||
| 127 : | Isibaar | 1734 | framestat_t* tmp; |
| 128 : | Skal | 1730 | FILE* out = fopen(path,"w"); |
| 129 : | if(out==NULL) printf("Cannot open %s in plugin_ssim\n",path); | ||
| 130 : | |||
| 131 : | fprintf(out,"quant = ["); | ||
| 132 : | tmp = ssim->head; | ||
| 133 : | while(tmp->next->next != NULL){ | ||
| 134 : | fprintf(out,"%d, ",tmp->quant); | ||
| 135 : | tmp = tmp->next; | ||
| 136 : | } | ||
| 137 : | fprintf(out,"%d];\n\n",tmp->quant); | ||
| 138 : | |||
| 139 : | fprintf(out,"ssim_min = ["); | ||
| 140 : | tmp = ssim->head; | ||
| 141 : | while(tmp->next->next != NULL){ | ||
| 142 : | fprintf(out,"%f, ",tmp->ssim_min); | ||
| 143 : | tmp = tmp->next; | ||
| 144 : | } | ||
| 145 : | fprintf(out,"%f];\n\n",tmp->ssim_min); | ||
| 146 : | |||
| 147 : | fprintf(out,"ssim_max = ["); | ||
| 148 : | tmp = ssim->head; | ||
| 149 : | while(tmp->next->next != NULL){ | ||
| 150 : | fprintf(out,"%f, ",tmp->ssim_max); | ||
| 151 : | tmp = tmp->next; | ||
| 152 : | } | ||
| 153 : | fprintf(out,"%f];\n\n",tmp->ssim_max); | ||
| 154 : | |||
| 155 : | fprintf(out,"ssim_avg = ["); | ||
| 156 : | tmp = ssim->head; | ||
| 157 : | while(tmp->next->next != NULL){ | ||
| 158 : | fprintf(out,"%f, ",tmp->ssim_avg); | ||
| 159 : | tmp = tmp->next; | ||
| 160 : | } | ||
| 161 : | fprintf(out,"%f];\n\n",tmp->ssim_avg); | ||
| 162 : | |||
| 163 : | fprintf(out,"ivop = ["); | ||
| 164 : | tmp = ssim->head; | ||
| 165 : | while(tmp->next->next != NULL){ | ||
| 166 : | if(tmp->type == XVID_TYPE_IVOP){ | ||
| 167 : | fprintf(out,"%d, ",tmp->quant); | ||
| 168 : | fprintf(out,"%f, ",tmp->ssim_avg); | ||
| 169 : | fprintf(out,"%f, ",tmp->ssim_min); | ||
| 170 : | fprintf(out,"%f; ",tmp->ssim_max); | ||
| 171 : | } | ||
| 172 : | tmp = tmp->next; | ||
| 173 : | } | ||
| 174 : | fprintf(out,"%d, ",tmp->quant); | ||
| 175 : | fprintf(out,"%f, ",tmp->ssim_avg); | ||
| 176 : | fprintf(out,"%f, ",tmp->ssim_min); | ||
| 177 : | fprintf(out,"%f];\n\n",tmp->ssim_max); | ||
| 178 : | |||
| 179 : | fprintf(out,"pvop = ["); | ||
| 180 : | tmp = ssim->head; | ||
| 181 : | while(tmp->next->next != NULL){ | ||
| 182 : | if(tmp->type == XVID_TYPE_PVOP){ | ||
| 183 : | fprintf(out,"%d, ",tmp->quant); | ||
| 184 : | fprintf(out,"%f, ",tmp->ssim_avg); | ||
| 185 : | fprintf(out,"%f, ",tmp->ssim_min); | ||
| 186 : | fprintf(out,"%f; ",tmp->ssim_max); | ||
| 187 : | } | ||
| 188 : | tmp = tmp->next; | ||
| 189 : | } | ||
| 190 : | fprintf(out,"%d, ",tmp->quant); | ||
| 191 : | fprintf(out,"%f, ",tmp->ssim_avg); | ||
| 192 : | fprintf(out,"%f, ",tmp->ssim_min); | ||
| 193 : | fprintf(out,"%f];\n\n",tmp->ssim_max); | ||
| 194 : | |||
| 195 : | fprintf(out,"bvop = ["); | ||
| 196 : | tmp = ssim->head; | ||
| 197 : | while(tmp->next->next != NULL){ | ||
| 198 : | if(tmp->type == XVID_TYPE_BVOP){ | ||
| 199 : | fprintf(out,"%d, ",tmp->quant); | ||
| 200 : | fprintf(out,"%f, ",tmp->ssim_avg); | ||
| 201 : | fprintf(out,"%f, ",tmp->ssim_min); | ||
| 202 : | fprintf(out,"%f; ",tmp->ssim_max); | ||
| 203 : | } | ||
| 204 : | tmp = tmp->next; | ||
| 205 : | } | ||
| 206 : | fprintf(out,"%d, ",tmp->quant); | ||
| 207 : | fprintf(out,"%f, ",tmp->ssim_avg); | ||
| 208 : | fprintf(out,"%f, ",tmp->ssim_min); | ||
| 209 : | fprintf(out,"%f];\n\n",tmp->ssim_max); | ||
| 210 : | |||
| 211 : | fclose(out); | ||
| 212 : | } | ||
| 213 : | |||
| 214 : | /*calculate the luminance of a 8x8 block*/ | ||
| 215 : | int lum_8x8_c(uint8_t* ptr, int stride){ | ||
| 216 : | int mean=0,i,j; | ||
| 217 : | for(i=0;i< 8;i++) | ||
| 218 : | for(j=0;j< 8;j++){ | ||
| 219 : | mean += ptr[i*stride + j]; | ||
| 220 : | } | ||
| 221 : | return mean; | ||
| 222 : | } | ||
| 223 : | |||
| 224 : | /*calculate the difference between two blocks next to each other on a row*/ | ||
| 225 : | int lum_2x8_c(uint8_t* ptr, int stride){ | ||
| 226 : | int mean=0,i; | ||
| 227 : | /*Luminance*/ | ||
| 228 : | for(i=0;i< 8;i++){ | ||
| 229 : | mean -= *(ptr-1); | ||
| 230 : | mean += *(ptr+ 8 - 1); | ||
| 231 : | ptr+=stride; | ||
| 232 : | } | ||
| 233 : | return mean; | ||
| 234 : | } | ||
| 235 : | |||
| 236 : | /*calculate contrast and correlation of the two blocks*/ | ||
| 237 : | Skal | 1743 | void consim_c(uint8_t* ptro, uint8_t* ptrc, int stride, int lumo, int lumc, int* pdevo, int* pdevc, int* pcorr){ |
| 238 : | unsigned int valo, valc, devo=0, devc=0, corr=0,i,j,str; | ||
| 239 : | str = stride - 8; | ||
| 240 : | Skal | 1730 | for(i=0;i< 8;i++){ |
| 241 : | for(j=0;j< 8;j++){ | ||
| 242 : | Skal | 1743 | valo = *ptro; |
| 243 : | valc = *ptrc; | ||
| 244 : | Skal | 1730 | devo += valo*valo; |
| 245 : | Skal | 1743 | devc += valc*valc; |
| 246 : | corr += valo*valc; | ||
| 247 : | Skal | 1730 | ptro++; |
| 248 : | ptrc++; | ||
| 249 : | } | ||
| 250 : | Skal | 1743 | ptro += str; |
| 251 : | ptrc += str; | ||
| 252 : | Skal | 1730 | } |
| 253 : | Skal | 1743 | |
| 254 : | *pdevo = devo - ((lumo*lumo + 32) >> 6); | ||
| 255 : | *pdevc = devc - ((lumc*lumc + 32) >> 6); | ||
| 256 : | *pcorr = corr - ((lumo*lumc + 32) >> 6); | ||
| 257 : | Skal | 1730 | }; |
| 258 : | |||
| 259 : | /*calculate the final ssim value*/ | ||
| 260 : | static float calc_ssim(int meano, int meanc, int devo, int devc, int corr){ | ||
| 261 : | static const float c1 = (0.01*255)*(0.01*255); | ||
| 262 : | static const float c2 = (0.03*255)*(0.03*255); | ||
| 263 : | float fmeano,fmeanc,fdevo,fdevc,fcorr; | ||
| 264 : | fmeanc = (float) meanc; | ||
| 265 : | fmeano = (float) meano; | ||
| 266 : | fdevo = (float) devo; | ||
| 267 : | fdevc = (float) devc; | ||
| 268 : | fcorr = (float) corr; | ||
| 269 : | Skal | 1737 | /* printf("meano: %f meanc: %f devo: %f devc: %f corr: %f\n",fmeano,fmeanc,fdevo,fdevc,fcorr); */ |
| 270 : | Skal | 1730 | return ((2.0*fmeano*fmeanc + c1)*(fcorr/32.0 + c2))/((fmeano*fmeano + fmeanc*fmeanc + c1)*(fdevc/64.0 + fdevo/64.0 + c2)); |
| 271 : | } | ||
| 272 : | |||
| 273 : | static void ssim_after(xvid_plg_data_t* data, ssim_data_t* ssim){ | ||
| 274 : | int i,j,c=0; | ||
| 275 : | int width,height,str,ovr; | ||
| 276 : | unsigned char * ptr1,*ptr2; | ||
| 277 : | float isum=0, min=1.00,max=0.00, val; | ||
| 278 : | int meanc, meano; | ||
| 279 : | int devc, devo, corr; | ||
| 280 : | |||
| 281 : | width = data->width - 8; | ||
| 282 : | height = data->height - 8; | ||
| 283 : | str = data->original.stride[0]; | ||
| 284 : | if(str != data->current.stride[0]) printf("WARNING: Different strides in plugin_ssim original: %d current: %d\n",str,data->current.stride[0]); | ||
| 285 : | Skal | 1743 | ovr = str - width + (width % ssim->grid); |
| 286 : | Skal | 1730 | |
| 287 : | ptr1 = (unsigned char*) data->original.plane[0]; | ||
| 288 : | ptr2 = (unsigned char*) data->current.plane[0]; | ||
| 289 : | |||
| 290 : | |||
| 291 : | |||
| 292 : | /*TODO: Thread*/ | ||
| 293 : | Skal | 1743 | for(i=0;i<height;i+=ssim->grid){ |
| 294 : | Skal | 1730 | /*begin of each row*/ |
| 295 : | meano = meanc = devc = devo = corr = 0; | ||
| 296 : | meano = ssim->func8x8(ptr1,str); | ||
| 297 : | meanc = ssim->func8x8(ptr2,str); | ||
| 298 : | Skal | 1743 | ssim->consim(ptr1,ptr2,str,meano,meanc,&devo,&devc,&corr); |
| 299 : | Skal | 1732 | emms(); |
| 300 : | |||
| 301 : | Skal | 1730 | val = calc_ssim(meano,meanc,devo,devc,corr); |
| 302 : | isum += val; | ||
| 303 : | c++; | ||
| 304 : | /* for visualisation | ||
| 305 : | if(ssim->param->b_visualize) | ||
| 306 : | ssim->errmap[i*width] = (uint8_t) 127*val; | ||
| 307 : | */ | ||
| 308 : | |||
| 309 : | Skal | 1743 | |
| 310 : | Skal | 1730 | if(val < min) min = val; |
| 311 : | if(val > max) max = val; | ||
| 312 : | Skal | 1743 | ptr1+=ssim->grid; |
| 313 : | ptr2+=ssim->grid; | ||
| 314 : | Skal | 1730 | /*rest of each row*/ |
| 315 : | Skal | 1743 | for(j=ssim->grid;j<width;j+=ssim->grid){ |
| 316 : | if(ssim->grid == 1){ | ||
| 317 : | Skal | 1730 | meano += ssim->func2x8(ptr1,str); |
| 318 : | meanc += ssim->func2x8(ptr2,str); | ||
| 319 : | Skal | 1743 | } else { |
| 320 : | Skal | 1730 | meano = ssim->func8x8(ptr1,str); |
| 321 : | meanc = ssim->func8x8(ptr2,str); | ||
| 322 : | Skal | 1743 | } |
| 323 : | ssim->consim(ptr1,ptr2,str,meano,meanc,&devo,&devc,&corr); | ||
| 324 : | Skal | 1732 | emms(); |
| 325 : | |||
| 326 : | Skal | 1730 | val = calc_ssim(meano,meanc,devo,devc,corr); |
| 327 : | isum += val; | ||
| 328 : | c++; | ||
| 329 : | /* for visualisation | ||
| 330 : | if(ssim->param->b_visualize) | ||
| 331 : | ssim->errmap[i*width +j] = (uint8_t) 255*val; | ||
| 332 : | */ | ||
| 333 : | if(val < min) min = val; | ||
| 334 : | if(val > max) max = val; | ||
| 335 : | Skal | 1743 | ptr1+=ssim->grid; |
| 336 : | ptr2+=ssim->grid; | ||
| 337 : | Skal | 1730 | } |
| 338 : | ptr1 +=ovr; | ||
| 339 : | ptr2 +=ovr; | ||
| 340 : | } | ||
| 341 : | isum/=c; | ||
| 342 : | ssim->ssim_sum += isum; | ||
| 343 : | ssim->frame_cnt++; | ||
| 344 : | |||
| 345 : | if(ssim->param->stat_path != NULL) | ||
| 346 : | framestat_append(ssim,data->type,data->quant,min,max,isum); | ||
| 347 : | |||
| 348 : | /* for visualization | ||
| 349 : | if(ssim->param->b_visualize){ | ||
| 350 : | disp_gray(0,ssim->errmap,width,height,width, "Error-Map"); | ||
| 351 : | disp_gray(1,data->original.plane[0],data->width,data->height,data->original.stride[0],"Original"); | ||
| 352 : | disp_gray(2,data->current.plane[0],data->width,data->height,data->original.stride[0],"Compressed"); | ||
| 353 : | disp_sync(); | ||
| 354 : | } | ||
| 355 : | */ | ||
| 356 : | if(ssim->param->b_printstat){ | ||
| 357 : | Skal | 1737 | printf(" SSIM: avg: %f min: %f max: %f\n",isum,min,max); |
| 358 : | Skal | 1730 | } |
| 359 : | |||
| 360 : | } | ||
| 361 : | |||
| 362 : | static int ssim_create(xvid_plg_create_t* create, void** handle){ | ||
| 363 : | ssim_data_t* ssim; | ||
| 364 : | plg_ssim_param_t* param; | ||
| 365 : | int cpu_flags; | ||
| 366 : | param = (plg_ssim_param_t*) malloc(sizeof(plg_ssim_param_t)); | ||
| 367 : | *param = *((plg_ssim_param_t*) create->param); | ||
| 368 : | ssim = (ssim_data_t*) malloc(sizeof(ssim_data_t)); | ||
| 369 : | |||
| 370 : | cpu_flags = check_cpu_features(); | ||
| 371 : | |||
| 372 : | ssim->func8x8 = lum_8x8_c; | ||
| 373 : | ssim->func2x8 = lum_2x8_c; | ||
| 374 : | Skal | 1743 | ssim->consim = consim_c; |
| 375 : | Skal | 1730 | |
| 376 : | ssim->param = param; | ||
| 377 : | |||
| 378 : | Skal | 1743 | ssim->grid = param->acc; |
| 379 : | |||
| 380 : | /*gaussian weigthing not implemented*/ | ||
| 381 : | if(ssim->grid == 0) ssim->grid = 1; | ||
| 382 : | if(ssim->grid > 4) ssim->grid = 4; | ||
| 383 : | |||
| 384 : | printf("Grid: %d\n",ssim->grid); | ||
| 385 : | |||
| 386 : | Skal | 1732 | #if defined(ARCH_IS_IA32) |
| 387 : | Skal | 1743 | if((cpu_flags & XVID_CPU_MMX) && (param->acc > 0)){ |
| 388 : | Skal | 1730 | ssim->func8x8 = lum_8x8_mmx; |
| 389 : | ssim->consim = consim_mmx; | ||
| 390 : | } | ||
| 391 : | Skal | 1743 | if((cpu_flags & XVID_CPU_SSE2) && (param->acc > 0)){ |
| 392 : | Skal | 1730 | ssim->consim = consim_sse2; |
| 393 : | } | ||
| 394 : | Skal | 1732 | #endif |
| 395 : | Skal | 1730 | |
| 396 : | ssim->ssim_sum = 0.0; | ||
| 397 : | ssim->frame_cnt = 0; | ||
| 398 : | |||
| 399 : | /* for visualization | ||
| 400 : | if(param->b_visualize){ | ||
| 401 : | //error map | ||
| 402 : | ssim->errmap = (uint8_t*) malloc(sizeof(uint8_t)*(create->width-8)*(create->height-8)); | ||
| 403 : | } else { | ||
| 404 : | ssim->errmap = NULL; | ||
| 405 : | }; | ||
| 406 : | */ | ||
| 407 : | |||
| 408 : | /*stats*/ | ||
| 409 : | ssim->head=NULL; | ||
| 410 : | ssim->tail=NULL; | ||
| 411 : | |||
| 412 : | *(handle) = (void*) ssim; | ||
| 413 : | |||
| 414 : | return 0; | ||
| 415 : | } | ||
| 416 : | |||
| 417 : | int xvid_plugin_ssim(void * handle, int opt, void * param1, void * param2){ | ||
| 418 : | ssim_data_t* ssim; | ||
| 419 : | switch(opt){ | ||
| 420 : | case(XVID_PLG_INFO): | ||
| 421 : | ((xvid_plg_info_t*) param1)->flags = XVID_REQORIGINAL; | ||
| 422 : | break; | ||
| 423 : | case(XVID_PLG_CREATE): | ||
| 424 : | ssim_create((xvid_plg_create_t*) param1,(void**) param2); | ||
| 425 : | break; | ||
| 426 : | case(XVID_PLG_BEFORE): | ||
| 427 : | case(XVID_PLG_FRAME): | ||
| 428 : | break; | ||
| 429 : | case(XVID_PLG_AFTER): | ||
| 430 : | ssim_after((xvid_plg_data_t*) param1, (ssim_data_t*) handle); | ||
| 431 : | break; | ||
| 432 : | case(XVID_PLG_DESTROY): | ||
| 433 : | ssim = (ssim_data_t*) handle; | ||
| 434 : | printf("Average SSIM: %f\n",ssim->ssim_sum/ssim->frame_cnt); | ||
| 435 : | if(ssim->param->stat_path != NULL) | ||
| 436 : | framestat_write(ssim,ssim->param->stat_path); | ||
| 437 : | framestat_free(ssim->head); | ||
| 438 : | Skal | 1737 | /*free(ssim->errmap);*/ |
| 439 : | Skal | 1730 | free(ssim->param); |
| 440 : | free(ssim); | ||
| 441 : | break; | ||
| 442 : | default: | ||
| 443 : | break; | ||
| 444 : | } | ||
| 445 : | return 0; | ||
| 446 : | }; |
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