calcHist
- void calcHist(Mats mats, int[] chans, Mat mask, Mat hist, IntVector sz, FloatVector rng, bool acc)
- void calcHist(Mat images, int nimages, int[] channels, Mat mask, Mat hist, int dims, int[] histSize, float[][] _ranges, bool uniform, bool accumulate)
- void calcHist(Mat dst, Mat mask, Mat hist, int* histSize)
opencvd imgproc
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