{
CV_Assert(flipCode >= -1 && flipCode <= 1);
int type = _src.type(), depth = CV_MAT_DEPTH(type), cn = CV_MAT_CN(type),
- flipType, kercn = std::min(ocl::predictOptimalVectorWidth(_src, _dst), 4);;
+ flipType, kercn = std::min(ocl::predictOptimalVectorWidth(_src, _dst), 4);
- if (cn > 4 || cn == 3)
+ if (cn > 4)
return false;
const char * kernelName;
ocl::Device dev = ocl::Device::getDefault();
int pxPerWIy = (dev.isIntel() && (dev.type() & ocl::Device::TYPE_GPU)) ? 4 : 1;
- kercn = std::max(kercn, cn);
+ kercn = (cn!=3 || flipType == FLIP_ROWS) ? std::max(kercn, cn) : cn;
ocl::Kernel k(kernelName, ocl::core::flip_oclsrc,
format( "-D T=%s -D T1=%s -D cn=%d -D PIX_PER_WI_Y=%d -D kercn=%d",