#include <algorithm> #include <cv.h> #include <cxcore.h> double input[] = {1,2,3,4,5,6,7,8}; const int ELEMENT = sizeof(input)/sizeof(input[0]); double output[ELEMENT]; int main() { CvMat dataM = cvMat(1,ELEMENT, CV_64FC1, &input[0]); //縦1,横ELEMENT CvMat *Output = cvCreateMat(1,ELEMENT, CV_64FC1); cvDCT( &dataM, Output, CV_DXT_FORWARD ); std::copy(dataM.data.db,dataM.data.db + ELEMENT,std::ostream_iterator<double>(std::cout,"\n")); puts("------ After cvDCT -------------"); std::copy(Output->data.db,Output->data.db + ELEMENT,std::ostream_iterator<double>(std::cout,"\n")); puts(""); return EXIT_SUCCESS; }