cvSetImageCOI     169 modules/core/include/opencv2/core/core_c.h CVAPI(void)  cvSetImageCOI( IplImage* image, int coi );
cvSetImageCOI    3961 modules/core/src/persistence.cpp         cvSetImageCOI( image, coi );
cvSetImageCOI     163 modules/imgproc/test/test_moments.cpp             cvSetImageCOI( (IplImage*)test_array[INPUT][0], coi + 1 );