libswscale/cs_test.c

   1 /*
   2  * Copyright (C) 2002 Michael Niedermayer <michaelni@gmx.at>
   3  *
   4  * This file is part of FFmpeg.
   5  *
   6  * FFmpeg is free software; you can redistribute it and/or modify
   7  * it under the terms of the GNU General Public License as published by
   8  * the Free Software Foundation; either version 2 of the License, or
   9  * (at your option) any later version.
  10  *
  11  * FFmpeg is distributed in the hope that it will be useful,
  12  * but WITHOUT ANY WARRANTY; without even the implied warranty of
  13  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  14  * GNU General Public License for more details.
  15  *
  16  * You should have received a copy of the GNU General Public License
  17  * along with FFmpeg; if not, write to the Free Software
  18  * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA
  19  */
  20
  21 #include <stdio.h>
  22 #include <string.h>              /* for memset() */
  23 #include <unistd.h>
  24 #include <stdlib.h>
  25 #include <inttypes.h>
  26 #include <malloc.h>
  27
  28 #include "swscale.h"
  29 #include "rgb2rgb.h"
  30
  31 #define SIZE 1000
  32 #define srcByte 0x55
  33 #define dstByte 0xBB
  34
  35 #ifdef __APPLE_CC__
  36 #define memalign(x,y) malloc(y)
  37 #endif
  38
  39 static int cpu_caps;
  40
  41 static char *args_parse(int argc, char *argv[])
  42 {
  43     int o;
  44
  45     while ((o = getopt(argc, argv, "m23")) != -1) {
  46         switch (o) {
  47             case 'm':
  48                 cpu_caps |= SWS_CPU_CAPS_MMX;
  49                 break;
  50             case '2':
  51                 cpu_caps |= SWS_CPU_CAPS_MMX2;
  52                 break;
  53             case '3':
  54                 cpu_caps |= SWS_CPU_CAPS_3DNOW;
  55                 break;
  56             default:
  57                 fprintf(stderr, "Unknown option %c\n", o);
  58         }
  59     }
  60
  61     return argv[optind];
  62 }
  63
  64 int main(int argc, char **argv)
  65 {
  66         int i, funcNum;
  67         uint8_t *srcBuffer= (uint8_t*)memalign(128, SIZE);
  68         uint8_t *dstBuffer= (uint8_t*)memalign(128, SIZE);
  69         int failedNum=0;
  70         int passedNum=0;
  71
  72         printf("memory corruption test ...\n");
  73         args_parse(argc, argv);
  74         fprintf(stderr, "CPU capabilities forced to %x\n", cpu_caps);
  75         sws_rgb2rgb_init(cpu_caps);
  76
  77         for(funcNum=0; funcNum<100; funcNum++){
  78                 int width;
  79                 int failed=0;
  80                 int srcBpp=0;
  81                 int dstBpp=0;
  82
  83                 printf("."); fflush(stdout);
  84                 memset(srcBuffer, srcByte, SIZE);
  85
  86                 for(width=32; width<64; width++){
  87                         int dstOffset;
  88                         for(dstOffset=128; dstOffset<196; dstOffset++){
  89                                 int srcOffset;
  90                                 memset(dstBuffer, dstByte, SIZE);
  91
  92                                 for(srcOffset=128; srcOffset<196; srcOffset++){
  93                                         uint8_t *src= srcBuffer+srcOffset;
  94                                         uint8_t *dst= dstBuffer+dstOffset;
  95                                         char *name=NULL;
  96
  97                                         if(failed) break; //don't fill the screen with shit ...
  98
  99                                         switch(funcNum){
 100                                         case 0:
 101                                                 srcBpp=2;
 102                                                 dstBpp=2;
 103                                                 name="rgb15to16";
 104                                                 rgb15to16(src, dst, width*srcBpp);
 105                                                 break;
 106                                         case 1:
 107                                                 srcBpp=2;
 108                                                 dstBpp=3;
 109                                                 name="rgb15to24";
 110                                                 rgb15to24(src, dst, width*srcBpp);
 111                                                 break;
 112                                         case 2:
 113                                                 srcBpp=2;
 114                                                 dstBpp=4;
 115                                                 name="rgb15to32";
 116                                                 rgb15to32(src, dst, width*srcBpp);
 117                                                 break;
 118                                         case 3:
 119                                                 srcBpp=2;
 120                                                 dstBpp=3;
 121                                                 name="rgb16to24";
 122                                                 rgb16to24(src, dst, width*srcBpp);
 123                                                 break;
 124                                         case 4:
 125                                                 srcBpp=2;
 126                                                 dstBpp=4;
 127                                                 name="rgb16to32";
 128                                                 rgb16to32(src, dst, width*srcBpp);
 129                                                 break;
 130                                         case 5:
 131                                                 srcBpp=3;
 132                                                 dstBpp=2;
 133                                                 name="rgb24to15";
 134                                                 rgb24to15(src, dst, width*srcBpp);
 135                                                 break;
 136                                         case 6:
 137                                                 srcBpp=3;
 138                                                 dstBpp=2;
 139                                                 name="rgb24to16";
 140                                                 rgb24to16(src, dst, width*srcBpp);
 141                                                 break;
 142                                         case 7:
 143                                                 srcBpp=3;
 144                                                 dstBpp=4;
 145                                                 name="rgb24to32";
 146                                                 rgb24to32(src, dst, width*srcBpp);
 147                                                 break;
 148                                         case 8:
 149                                                 srcBpp=4;
 150                                                 dstBpp=2;
 151                                                 name="rgb32to15";
 152                                                 rgb32to15(src, dst, width*srcBpp);
 153                                                 break;
 154                                         case 9:
 155                                                 srcBpp=4;
 156                                                 dstBpp=2;
 157                                                 name="rgb32to16";
 158                                                 rgb32to16(src, dst, width*srcBpp);
 159                                                 break;
 160                                         case 10:
 161                                                 srcBpp=4;
 162                                                 dstBpp=3;
 163                                                 name="rgb32to24";
 164                                                 rgb32to24(src, dst, width*srcBpp);
 165                                                 break;
 166                                         case 11:
 167                                                 srcBpp=2;
 168                                                 dstBpp=2;
 169                                                 name="rgb16to15";
 170                                                 rgb16to15(src, dst, width*srcBpp);
 171                                                 break;
 172
 173                                         case 14:
 174                                                 srcBpp=2;
 175                                                 dstBpp=2;
 176                                                 name="rgb15tobgr15";
 177                                                 rgb15tobgr15(src, dst, width*srcBpp);
 178                                                 break;
 179                                         case 15:
 180                                                 srcBpp=2;
 181                                                 dstBpp=2;
 182                                                 name="rgb15tobgr16";
 183                                                 rgb15tobgr16(src, dst, width*srcBpp);
 184                                                 break;
 185                                         case 16:
 186                                                 srcBpp=2;
 187                                                 dstBpp=3;
 188                                                 name="rgb15tobgr24";
 189                                                 rgb15tobgr24(src, dst, width*srcBpp);
 190                                                 break;
 191                                         case 17:
 192                                                 srcBpp=2;
 193                                                 dstBpp=4;
 194                                                 name="rgb15tobgr32";
 195                                                 rgb15tobgr32(src, dst, width*srcBpp);
 196                                                 break;
 197                                         case 18:
 198                                                 srcBpp=2;
 199                                                 dstBpp=2;
 200                                                 name="rgb16tobgr15";
 201                                                 rgb16tobgr15(src, dst, width*srcBpp);
 202                                                 break;
 203                                         case 19:
 204                                                 srcBpp=2;
 205                                                 dstBpp=2;
 206                                                 name="rgb16tobgr16";
 207                                                 rgb16tobgr16(src, dst, width*srcBpp);
 208                                                 break;
 209                                         case 20:
 210                                                 srcBpp=2;
 211                                                 dstBpp=3;
 212                                                 name="rgb16tobgr24";
 213                                                 rgb16tobgr24(src, dst, width*srcBpp);
 214                                                 break;
 215                                         case 21:
 216                                                 srcBpp=2;
 217                                                 dstBpp=4;
 218                                                 name="rgb16tobgr32";
 219                                                 rgb16tobgr32(src, dst, width*srcBpp);
 220                                                 break;
 221                                         case 22:
 222                                                 srcBpp=3;
 223                                                 dstBpp=2;
 224                                                 name="rgb24tobgr15";
 225                                                 rgb24tobgr15(src, dst, width*srcBpp);
 226                                                 break;
 227                                         case 23:
 228                                                 srcBpp=3;
 229                                                 dstBpp=2;
 230                                                 name="rgb24tobgr16";
 231                                                 rgb24tobgr16(src, dst, width*srcBpp);
 232                                                 break;
 233                                         case 24:
 234                                                 srcBpp=3;
 235                                                 dstBpp=3;
 236                                                 name="rgb24tobgr24";
 237                                                 rgb24tobgr24(src, dst, width*srcBpp);
 238                                                 break;
 239                                         case 25:
 240                                                 srcBpp=3;
 241                                                 dstBpp=4;
 242                                                 name="rgb24tobgr32";
 243                                                 rgb24tobgr32(src, dst, width*srcBpp);
 244                                                 break;
 245                                         case 26:
 246                                                 srcBpp=4;
 247                                                 dstBpp=2;
 248                                                 name="rgb32tobgr15";
 249                                                 rgb32tobgr15(src, dst, width*srcBpp);
 250                                                 break;
 251                                         case 27:
 252                                                 srcBpp=4;
 253                                                 dstBpp=2;
 254                                                 name="rgb32tobgr16";
 255                                                 rgb32tobgr16(src, dst, width*srcBpp);
 256                                                 break;
 257                                         case 28:
 258                                                 srcBpp=4;
 259                                                 dstBpp=3;
 260                                                 name="rgb32tobgr24";
 261                                                 rgb32tobgr24(src, dst, width*srcBpp);
 262                                                 break;
 263                                         case 29:
 264                                                 srcBpp=4;
 265                                                 dstBpp=4;
 266                                                 name="rgb32tobgr32";
 267                                                 rgb32tobgr32(src, dst, width*srcBpp);
 268                                                 break;
 269
 270                                         }
 271                                         if(!srcBpp) break;
 272
 273                                         for(i=0; i<SIZE; i++){
 274                                                 if(srcBuffer[i]!=srcByte){
 275                                                         printf("src damaged at %d w:%d src:%d dst:%d %s\n",
 276                                                                 i, width, srcOffset, dstOffset, name);
 277                                                         failed=1;
 278                                                         break;
 279                                                 }
 280                                         }
 281                                         for(i=0; i<dstOffset; i++){
 282                                                 if(dstBuffer[i]!=dstByte){
 283                                                         printf("dst damaged at %d w:%d src:%d dst:%d %s\n",
 284                                                                 i, width, srcOffset, dstOffset, name);
 285                                                         failed=1;
 286                                                         break;
 287                                                 }
 288                                         }
 289                                         for(i=dstOffset + width*dstBpp; i<SIZE; i++){
 290                                                 if(dstBuffer[i]!=dstByte){
 291                                                         printf("dst damaged at %d w:%d src:%d dst:%d %s\n",
 292                                                                 i, width, srcOffset, dstOffset, name);
 293                                                         failed=1;
 294                                                         break;
 295                                                 }
 296                                         }
 297                                 }
 298                         }
 299                 }
 300                 if(failed) failedNum++;
 301                 else if(srcBpp) passedNum++;
 302         }
 303
 304         printf("%d converters passed, %d converters randomly overwrote memory\n", passedNum, failedNum);
 305         return failedNum;
 306 }