270       if ((GetPixelReadMask(image,p) <= (QuantumRange/2)) ||  in CompareImages()
271           (GetPixelReadMask(reconstruct_image,q) <= (QuantumRange/2)))  in CompareImages()
433       if ((GetPixelReadMask(image,p) <= (QuantumRange/2)) ||  in GetAbsoluteDistortion()
434           (GetPixelReadMask(reconstruct_image,q) <= (QuantumRange/2)))  in GetAbsoluteDistortion()
548       if ((GetPixelReadMask(image,p) <= (QuantumRange/2)) ||  in GetFuzzDistortion()
549           (GetPixelReadMask(reconstruct_image,q) <= (QuantumRange/2)))  in GetFuzzDistortion()
663       if ((GetPixelReadMask(image,p) <= (QuantumRange/2)) ||  in GetMeanAbsoluteDistortion()
664           (GetPixelReadMask(reconstruct_image,q) <= (QuantumRange/2)))  in GetMeanAbsoluteDistortion()
768       if ((GetPixelReadMask(image,p) <= (QuantumRange/2)) ||  in GetMeanErrorPerPixel()
769           (GetPixelReadMask(reconstruct_image,q) <= (QuantumRange/2)))  in GetMeanErrorPerPixel()
879       if ((GetPixelReadMask(image,p) <= (QuantumRange/2)) ||  in GetMeanSquaredDistortion()
880           (GetPixelReadMask(reconstruct_image,q) <= (QuantumRange/2)))  in GetMeanSquaredDistortion()
1005       if ((GetPixelReadMask(image,p) <= (QuantumRange/2)) ||  in GetNormalizedCrossCorrelationDistortion()
1006           (GetPixelReadMask(reconstruct_image,q) <= (QuantumRange/2)))  in GetNormalizedCrossCorrelationDistortion()
1040       if ((GetPixelReadMask(image,p) <= (QuantumRange/2)) ||  in GetNormalizedCrossCorrelationDistortion()
1041           (GetPixelReadMask(reconstruct_image,q) <= (QuantumRange/2)))  in GetNormalizedCrossCorrelationDistortion()
1109     distortion[i]=QuantumRange*gamma*distortion[i];  in GetNormalizedCrossCorrelationDistortion()
1182       if ((GetPixelReadMask(image,p) <= (QuantumRange/2)) ||  in GetPeakAbsoluteDistortion()
1183           (GetPixelReadMask(reconstruct_image,q) <= (QuantumRange/2)))  in GetPeakAbsoluteDistortion()
2279         SetPixelChannel(similarity_image,channel,ClampToQuantum(QuantumRange-  in SimilarityImage()
2280           QuantumRange*similarity),q);  in SimilarityImage()