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HxAddPoissonNoise.h File Reference

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Functions

HxImageRep L_HXIMAGEREP HxAddPoissonNoise (HxImageRep im, double conversionFactor)
 Add Poisson noise to an image. More...

Detailed Description

Function Documentation

HxImageRep L_HXIMAGEREP HxAddPoissonNoise (  HxImageRep    im,
double    conversionFactor
) 
 

Add Poisson noise to an image.

Numerical Recipes in C, 2nd edition, Cambridge University Press, Cambridge, 1992. 

00028 {
00029     HxSizes sz = im.sizes();
00030     HxTagList   tags;
00031     HxAddTag(tags, "size", sz);
00032     HxAddTag(tags, "seed", -3);
00033     HxAddTag(tags, "mean", conversionFactor);
00034 
00035     HxImageRep noiseIm =  HxImageFactory::instance().fromNamedGenerator(
00036             HXIMAGESIG2DDOUBLE, "poissonNoise", tags);
00037 
00038     noiseIm = HxMulVal(noiseIm, HxPixMax(im));
00039 
00040     return HxAdd(noiseIm,im);
00041 
00042 //  return HxMul(im, noiseIm);
00043 }

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