tests/test_compareimg.c

   1 #define NUMCMP 2000
   2
   3 int checkCompareImg(VSMotionDetect* md, const VSFrame* frame){
   4   int i;
   5   int error;
   6   uint8_t *Y_c;
   7   Field field;
   8   field.x=400;
   9   field.y=400;
  10   field.size=12;
  11
  12   Y_c = frame->data[0];
  13   int linesize = frame->linesize[0];
  14
  15   for(i=-10;i<10; i+=2){
  16     printf("\nCheck: shiftX = %i\n",i);
  17     error = compareSubImg(Y_c, Y_c, &field,
  18                           linesize, linesize, md->fi.height,
  19                           1, i, 0, INT_MAX);
  20     fprintf(stderr,"mismatch %i: %i\n", i, error);
  21   }
  22   return 1;
  23 }
  24
  25 void test_checkCompareImg(const TestData* testdata){
  26   VSMotionDetect md;
  27   VSMotionDetectConfig conf = vsMotionDetectGetDefaultConfig("test_checkCompareImg");
  28   conf.shakiness=6;
  29   conf.accuracy=12;
  30   test_bool(vsMotionDetectInit(&md, &conf, &testdata->fi) == VS_OK);
  31   fflush(stdout);
  32   test_bool(checkCompareImg(&md,&testdata->frames[0]));
  33   vsMotionDetectionCleanup(&md);
  34 }
  35
  36
  37 typedef unsigned int (*cmpSubImgFunc)(unsigned char* const I1, unsigned char* const I2,
  38                                       const Field* field,
  39                                       int width1, int width2, int height, int bytesPerPixel,
  40                                       int d_x, int d_y, unsigned int threshold);
  41
  42 // runs the compareSubImg routine and returns the time and stores the difference.
  43 //  if diffsRef is given than the results are validated
  44 int runcompare( cmpSubImgFunc cmpsubfunc,
  45                 VSFrame frame1, VSFrame frame2, Field f,
  46                 VSFrameInfo fi, int* diffs, int* diffsRef, int numruns){
  47   int start = timeOfDayinMS();
  48   int i;
  49   for(i=0; i<numruns; i++){
  50     diffs[i]=cmpsubfunc(frame1.data[0], frame2.data[0],
  51                         &f, frame1.linesize[0], frame2.linesize[0], fi.height,
  52                         2, i%200, i/200, INT_MAX);
  53   }
  54   int end = timeOfDayinMS();
  55   if(diffsRef)
  56     for(i=0; i<numruns; i++){
  57       if(diffs[i]!=diffsRef[i]){
  58         fprintf(stderr, "ERROR! Ref difference %i, Opt difference %i\n",
  59                 diffsRef[i], diffs[i]);
  60       }
  61     }
  62   return end-start;
  63 }
  64
  65
  66
  67 void test_compareImg_performance(const TestData* testdata){
  68   Field f;
  69   f.size=128;
  70   f.x = 400;
  71   f.y = 300;
  72   fprintf(stderr,"********** Compare speedtest:\n");
  73
  74   int numruns = NUMCMP;
  75   int diffsC[numruns];
  76   int diffsO[numruns];
  77   int timeC, timeO;
  78   timeC=runcompare(compareSubImg_thr, testdata->frames[0], testdata->frames[1],
  79                    f, testdata->fi, diffsC, 0, numruns);
  80   fprintf(stderr,"***C        time for %i runs: %i ms ****\n", numruns, timeC);
  81 #ifdef USE_ORC
  82   timeO=runcompare(compareSubImg_orc, testdata->frames[0], testdata->frames[1],
  83                    f, testdata->fi, diffsO, diffsC, numruns);
  84   fprintf(stderr,"***orc      time for %i runs: %i ms \tSpeedup %3.2f\n",
  85           numruns, timeO, (double)timeC/timeO);
  86   timeO=runcompare(compareSubImg_thr_orc, testdata->frames[0], testdata->frames[1],
  87                    f, testdata->fi, diffsO, diffsC, numruns);
  88   fprintf(stderr,"***thr_orc  time for %i runs: %i ms \tSpeedup %3.2f\n",
  89           numruns, timeO, (double)timeC/timeO);
  90 #endif
  91 #ifdef USE_SSE2
  92   timeO=runcompare(compareSubImg_thr_sse2, testdata->frames[0], testdata->frames[1],
  93                    f, testdata->fi, diffsO, diffsC, numruns);
  94   fprintf(stderr,"***thr_sse2 time for %i runs: %i ms \tSpeedup %3.2f\n",
  95           numruns, timeO, (double)timeC/timeO);
  96 #endif
  97 #ifdef USE_SSE2_ASM
  98   timeO=runcompare(compareSubImg_thr_sse2_asm, testdata->frames[0], testdata->frames[1],
  99                    f, testdata->fi, diffsO, diffsC, numruns);
 100   fprintf(stderr,"***thr_asm  time for %i runs: %i ms \tSpeedup %3.2f\n",
 101           numruns, timeO, (double)timeC/timeO);
 102 #endif
 103 }