// Color Layout
void FexWrite::computeWriteCLD( Frame* frame, int numYCoef, int numCCoef )
{
if(!frame)
return;
// compute the descriptor
XM::ColorLayoutDescriptor* cld = Feature::getColorLayoutD( frame, numYCoef, numCCoef );
// write to screen
// number of coefficients
int numberOfYCoeff = cld->GetNumberOfYCoeff();
int numberOfCCoeff = cld->GetNumberOfCCoeff();
// values
int *y_coeff, *cb_coeff, *cr_coeff;
y_coeff = cld->GetYCoeff();
cb_coeff = cld->GetCbCoeff();
cr_coeff = cld->GetCrCoeff();
int i = 0;
// Y coeff (DC and AC)
for ( i = 0; i < numberOfYCoeff; i++ )
std::cout << y_coeff[i] << " " ;
//Cb coeff (DC and AC)
for ( i = 0; i < numberOfCCoeff; i++ )
std::cout << cb_coeff[i] << " ";
//Cr coeff (DC and AC)
for ( i = 0; i < numberOfCCoeff; i++ )
std::cout << cr_coeff[i] << " ";
std::cout << std::endl;
// release the descriptor
delete cld;
}
Descriptor ColorLayout::extract_(MyImage *image,
bool makeVisrep,
Magick::Image *repr){
cv::Mat &img = *image->getOpenCVMat();
Frame *frame = new Frame(img);
XM::ColorLayoutDescriptor *xmdesc =
Mpeg7Feature::getColorLayoutD(frame);
size_t nY = xmdesc->GetNumberOfYCoeff();
size_t nC = xmdesc->GetNumberOfCCoeff();
int *YCoeff = xmdesc->GetYCoeff();
int *CbCoeff = xmdesc->GetCbCoeff();
int *CrCoeff = xmdesc->GetCrCoeff();
// write coefficients to single descriptor
Descriptor desc;
for(size_t i = 0; i < nY; i++)
desc.push_back((float) YCoeff[i]);
for(size_t i = 0; i < nC; i++)
desc.push_back((float) CbCoeff[i]);
for(size_t i = 0; i < nC; i++)
desc.push_back((float) CrCoeff[i]);
return desc;
}
