| std::vector<Array2dScalarReal64*> Impala::Core::Array::InvCompDer | ( | Array2dVec3Real64 * | src, | |
| double | sigma, | |||
| double | precision, | |||
| bool | useRecGauss = false | |||
| ) | [inline] |
Computes L, Lx, and Ly at scale sigma for each component of the src image.
For example, on an RGB src image this results in a list consisting of: R, Rx, Ry, G, Gx, Gy, B, Bx, and By.
Definition at line 75 of file InvCompDer.h.
References GaussDerivative(), ProjectRange(), and RecGauss().
Referenced by Impala::Application::Src::WindowSrc::HandleNewFrame(), Impala::Application::DemoCamera2d::WindowCamera2d::HandleNewFrame(), and Impala::Core::Feature::WeibullIRGB().
00077 { 00078 std::vector<Array2dScalarReal64*> resList; 00079 for (int d=1 ; d<=3 ; d++) 00080 { 00081 Array2dScalarReal64* comp = 0; 00082 ProjectRange(comp, src, d); 00083 Array2dScalarReal64* p = 0; 00084 if (useRecGauss) 00085 { 00086 RecGauss(p, comp, sigma, sigma, 0, 0, precision); 00087 resList.push_back(p); 00088 p = 0; 00089 RecGauss(p, comp, sigma, sigma, 1, 0, precision); 00090 resList.push_back(p); 00091 p = 0; 00092 RecGauss(p, comp, sigma, sigma, 0, 1, precision); 00093 resList.push_back(p); 00094 } 00095 else 00096 { 00097 GaussDerivative(p, comp, sigma, 0, 0, precision); 00098 resList.push_back(p); 00099 p = 0; 00100 GaussDerivative(p, comp, sigma, 1, 0, precision); 00101 resList.push_back(p); 00102 p = 0; 00103 GaussDerivative(p, comp, sigma, 0, 1, precision); 00104 resList.push_back(p); 00105 } 00106 delete comp; 00107 } 00108 return resList; 00109 }
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