int_t val = convert_int_t(loadpix(src + src_index + space_ofs[k]));
uint diff = (uint)SUM(abs(val - val0));
float w = space_weight[k] * native_exp((float)(diff * diff * as_float(gauss_color_coeff)));
- sum += convert_float_t(val) * (float_t)(w);
+ sum += convert_float_t(val) * (float_t)(w);
wsum += w;
}
float_t val = convert_float_t(loadpix(src + src_index + space_ofs[k]));
float i = SUM(fabs(val - val0));
float w = space_weight[k] * native_exp(i * i * as_float(gauss_color_coeff));
- sum += val * w;
+ sum += val * w;
wsum += w;
}
storepix(convert_uchar_t(sum / (float_t)(wsum)), dst + dst_index);
copyMakeBorder(src, temp, radius, radius, radius, radius, borderType);
std::vector<float> _space_weight(d * d);
std::vector<int> _space_ofs(d * d);
-
float * const space_weight = &_space_weight[0];
int * const space_ofs = &_space_ofs[0];
- // initialize space-related bilateral filter coefficients
+ // initialize space-related bilateral filter coefficients
for( i = -radius, maxk = 0; i <= radius; i++ )
for( j = -radius; j <= radius; j++ )
{
space_ofs[maxk++] = (int)(i * temp.step + j * cn);
}
- char cvt[3][40];
- String cnstr = cn > 1 ? format("%d", cn) : "";
- String kernelName("bilateral");
- size_t sizeDiv = 1;
- if ((ocl::Device::getDefault().isIntel()) &&
- (ocl::Device::getDefault().type() == ocl::Device::TYPE_GPU))
- {
+ char cvt[3][40];
+ String cnstr = cn > 1 ? format("%d", cn) : "";
+ String kernelName("bilateral");
+ size_t sizeDiv = 1;
+ if ((ocl::Device::getDefault().isIntel()) &&
+ (ocl::Device::getDefault().type() == ocl::Device::TYPE_GPU))
+ {
//Intel GPU
if (dst.cols % 4 == 0 && cn == 1) // For single channel x4 sized images.
{
kernelName = "bilateral_float";
}
}
- ocl::Kernel k(kernelName.c_str(), ocl::imgproc::bilateral_oclsrc,
- format("-D radius=%d -D maxk=%d -D cn=%d -D int_t=%s -D uint_t=uint%s -D convert_int_t=%s"
- " -D uchar_t=%s -D float_t=%s -D convert_float_t=%s -D convert_uchar_t=%s -D gauss_color_coeff=%f",
- radius, maxk, cn, ocl::typeToStr(CV_32SC(cn)), cnstr.c_str(),
+ ocl::Kernel k(kernelName.c_str(), ocl::imgproc::bilateral_oclsrc,
+ format("-D radius=%d -D maxk=%d -D cn=%d -D int_t=%s -D uint_t=uint%s -D convert_int_t=%s"
+ " -D uchar_t=%s -D float_t=%s -D convert_float_t=%s -D convert_uchar_t=%s -D gauss_color_coeff=%f",
+ radius, maxk, cn, ocl::typeToStr(CV_32SC(cn)), cnstr.c_str(),
ocl::convertTypeStr(CV_8U, CV_32S, cn, cvt[0]),
- ocl::typeToStr(type), ocl::typeToStr(CV_32FC(cn)),
+ ocl::typeToStr(type), ocl::typeToStr(CV_32FC(cn)),
ocl::convertTypeStr(CV_32S, CV_32F, cn, cvt[1]),
ocl::convertTypeStr(CV_32F, CV_8U, cn, cvt[2]), gauss_color_coeff));
if (k.empty())