예제 #1
0
void FuzzyUtils::SimilarityDegreesImage(IplImage* CurrentImage, IplImage* BGImage, IplImage* DeltaImage, int n, int color_space)
{
  PixelUtils p;
  int i, j;

  if(n == 1)
  {
    float* CurrentGrayPixel = (float*) malloc (1*(sizeof(float)));
    float* BGGrayPixel = (float*) malloc (1*(sizeof(float)));
    float* DeltaGrayPixel = (float*) malloc (1*(sizeof(float)));

    for(i = 0; i < CurrentImage->width; i++)
    {
      for(j = 0; j < CurrentImage->height; j++)
      {
        p.GetGrayPixel(CurrentImage,i,j,CurrentGrayPixel);
        p.GetGrayPixel(BGImage,i,j,BGGrayPixel);
        RatioPixels(CurrentGrayPixel,BGGrayPixel,DeltaGrayPixel,1);
        p.PutGrayPixel(DeltaImage,i,j,*DeltaGrayPixel);
      }
    }

    free(CurrentGrayPixel);
    free(BGGrayPixel);
    free(DeltaGrayPixel);
  }

  if(n != 1)
  {   
    IplImage* ConvertedCurrentImage = cvCreateImage(cvSize(CurrentImage->width, CurrentImage->height), IPL_DEPTH_32F, 3);
    IplImage* ConvertedBGImage = cvCreateImage(cvSize(CurrentImage->width, CurrentImage->height), IPL_DEPTH_32F, 3);

    float* ConvertedCurrentPixel = (float*) malloc(3*(sizeof(float)));
    float* ConvertedBGPixel = (float*) malloc(3*(sizeof(float)));
    float* DeltaConvertedPixel = (float*) malloc(3*(sizeof(float)));

    p.ColorConversion(CurrentImage,ConvertedCurrentImage,color_space);
    p.ColorConversion(BGImage,ConvertedBGImage,color_space);

    for(i = 0; i < CurrentImage->width; i++)
    {
      for(j = 0; j < CurrentImage->height; j++)
      {
        p.GetPixel(ConvertedCurrentImage,i,j,ConvertedCurrentPixel);
        p.GetPixel(ConvertedBGImage,i,j,ConvertedBGPixel);
        RatioPixels(ConvertedCurrentPixel,ConvertedBGPixel,DeltaConvertedPixel,3);
        p.PutPixel(DeltaImage,i,j,DeltaConvertedPixel);
      }
    }

    free(ConvertedCurrentPixel);
    free(ConvertedBGPixel);
    free(DeltaConvertedPixel);

    cvReleaseImage(&ConvertedCurrentImage);
    cvReleaseImage(&ConvertedBGImage);
  }
}
예제 #2
0
void FuzzyUtils::AdaptativeSelectiveBackgroundModelUpdate(IplImage* CurrentImage, IplImage* BGImage, IplImage* OutputImage, IplImage* Integral, float seuil, float alpha)
{
  PixelUtils p;

  float beta = 0.0;
  float* CurentImagePixel = (float*) malloc(3*sizeof(float));
  float* BGImagePixel = (float*) malloc(3*sizeof(float));
  float* OutputImagePixel = (float*) malloc(3*sizeof(float));
  float* IntegralImagePixel = (float*) malloc(1*sizeof(float));
  float *Maximum = (float*) malloc(1*sizeof(float));
  float *Minimum = (float*) malloc(1*sizeof(float));

  p.ForegroundMaximum(Integral, Maximum, 1);
  p.ForegroundMinimum(Integral, Minimum, 1);

  for(int i = 0; i < CurrentImage->width; i++)
  {
    for(int j = 0; j < CurrentImage->height; j++)
    {
      p.GetPixel(CurrentImage, i, j, CurentImagePixel);
      p.GetPixel(BGImage, i, j, BGImagePixel);
      p.GetGrayPixel(Integral, i, j, IntegralImagePixel);
      
      beta = 1 - ((*IntegralImagePixel) - ((*Minimum / (*Minimum - *Maximum)) * (*IntegralImagePixel) - (*Minimum * (*Maximum) / (*Minimum - *Maximum))));
      
      for(int k = 0; k < 3; k++)
        *(OutputImagePixel + k) = beta * (*(BGImagePixel + k)) + (1 - beta) * (alpha * (*(CurentImagePixel+k)) + (1-alpha) * (*(BGImagePixel+k)));
      
      p.PutPixel(OutputImage, i, j, OutputImagePixel);
    }
  }

  free(CurentImagePixel);
  free(BGImagePixel);
  free(OutputImagePixel);
  free(IntegralImagePixel);
  free(Maximum);
  free(Minimum);
}