Lines Matching refs:entropy
1101 % GetImageEntropy() returns the entropy of one or more image channels.
1105 % MagickBooleanType GetImageEntropy(const Image *image,double *entropy,
1112 % o entropy: the average entropy of the selected channels.
1118 double *entropy,ExceptionInfo *exception)
1137 channel_statistics[CompositePixelChannel].entropy=0.0;
1147 channel_statistics[CompositePixelChannel].entropy+=
1148 channel_statistics[i].entropy;
1153 channel_statistics[CompositePixelChannel].entropy/=area;
1157 *entropy=channel_statistics[CompositePixelChannel].entropy;
2176 channel_statistics[i].entropy+=-count*MagickLog10(count)/
2206 if (channel_statistics[i].entropy > MagickEpsilon)
2207 channel_statistics[CompositePixelChannel].entropy+=
2208 channel_statistics[i].entropy;
2222 channel_statistics[CompositePixelChannel].entropy/=channels;
