hist--example.rar_exe直方图在那_hist

/*#include <cv.h> #include <highgui.h> void main( int argc, char** argv ) { IplImage* src=cvLoadImage("E:\\picture\\刘亦非\\刘亦非\\happy.BMP");; if( argc == 2 && (src=cvLoadImage(argv[1], 1))!= 0) { IplImage* h_plane = cvCreateImage( cvGetSize(src), 8, 1 ); IplImage* s_plane = cvCreateImage( cvGetSize(src), 8, 1 ); IplImage* v_plane = cvCreateImage( cvGetSize(src), 8, 1 ); IplImage* planes[] = { h_plane, s_plane }; IplImage* hsv = cvCreateImage( cvGetSize(src), 8, 3 ); int h_bins = 30, s_bins = 32; int hist_size[] = {h_bins, s_bins}; hue varies from 0 (~0°red) to 180 (~360°red again) float h_ranges[] = { 0, 180 }; saturation varies from 0 (black-gray-white) to 255 (pure spectrum color) float s_ranges[] = { 0, 255 }; float* ranges[] = { h_ranges, s_ranges }; int scale = 10; IplImage* hist_img = cvCreateImage( cvSize(h_bins*scale,s_bins*scale), 8, 3 ); CvHistogram* hist; float max_value = 0; int h, s; cvCvtColor( src, hsv, CV_BGR2HSV ); cvCvtPixToPlane( hsv, h_plane, s_plane, v_plane, 0 ); hist = cvCreateHist( 2, hist_size, CV_HIST_ARRAY, ranges, 1 ); cvCalcHist( planes, hist, 0, 0 ); cvGetMinMaxHistValue( hist, 0, &max_value, 0, 0 ); cvZero( hist_img ); for( h = 0; h < h_bins; h++ ) { for( s = 0; s < s_bins; s++ ) { float bin_val = cvQueryHistValue_2D( hist, h, s ); int intensity = cvRound(bin_val*255/max_value); cvRectangle( hist_img, cvPoint( h*scale, s*scale ), cvPoint( (h+1)*scale - 1, (s+1)*scale - 1), CV_RGB(intensity,intensity,intensity), graw a grayscale histogram. if you have idea how to do it nicer let us know CV_FILLED ); } } cvNamedWindow( "Source", 1 ); cvShowImage( "Source", src ); cvNamedWindow( "H-S Histogram", 1 ); cvShowImage( "H-S Histogram", hist_img ); cvWaitKey(0); } }*/ //一维灰度直方图 #include <cv.h> #include <highgui.h> #include <stdio.h> int HistogramBlock = 256; float HistogramRange1[2]={0,255}; float *HistogramRange[1]={&HistogramRange1[0]}; void main() { IplImage *Image1; CvHistogram *Histogram1; IplImage *HistogramImage1; Image1=cvLoadImage("F:\\opencv编程\\3.BMP",0); Histogram1 = cvCreateHist(1,&HistogramBlock,CV_HIST_ARRAY,HistogramRange); HistogramImage1 = cvCreateImage(cvSize(256,300),8,1); HistogramImage1->origin=1; cvCalcHist(&Image1,Histogram1); printf("type is : %d\n",Histogram1->type); printf("Low Bound is : %.f\n",Histogram1->thresh[0][0]); printf("Up Bound is : %.f\n",Histogram1->thresh[0][1]); printf("The Block is : %d\n",((CvMatND *) Histogram1->bins)->dim[0].size); printf("\nGray Level Values:\n"); for(int i=0;i<HistogramBlock;i++) { printf("%.f \n",((CvMatND *) Histogram1->bins)->data.fl[i]); cvLine(HistogramImage1,cvPoint(i,0),cvPoint(i,(int)(cvQueryHistValue_1D(Histogram1,i)/10)),CV_RGB(127,127,127)); } cvNamedWindow("Histogram",1); cvNamedWindow("Riverbank",1); cvShowImage("Riverbank",Image1); cvShowImage("Histogram",HistogramImage1); cvWaitKey(0); } /*制定灰度范围的灰度直方图 #define CV_HIST_ARRAY 0 #define CV_HIST_SPARSE 1 #define CV_HIST_TREE CV_HIST_SPARSE #include <cv.h> #include <highgui.h> #include <stdio.h> int HistogramBlock = 50; int HistogramBlockWidth; float HistogramRange1[2]={30,200}; float *HistogramRange[1]={&HistogramRange1[0]}; void main() { IplImage *Image1; CvHistogram *Histogram1; IplImage *HistogramImage1; CvPoint Point1; CvPoint Point2; Image1=cvLoadImage("E:\\picture\\刘亦非\\刘亦非\\happy.BMP",0); Histogram1 = cvCreateHist(1,&HistogramBlock,CV_HIST_ARRAY,HistogramRange); HistogramImage1 = cvCreateImage(cvSize(256,300),8,3); cvSetZero(HistogramImage1); HistogramImage1->origin=1; HistogramBlockWidth=256/HistogramBlock; printf("The Bolck Width is : %d\n",HistogramBlockWidth); cvCalcHist(&Image1,Histogram1); printf("Gray Level Values:\n"); for(int i=0;i<HistogramBlock;i++) { printf("%.f \n",((CvMatND *) Histogram1->bins)->data.fl[i]); Point1=cvPoint(i*HistogramBlockWidth,0); Point2=cvPoint((i+1)*HistogramBlockWidth,(int)cvQueryHistValue_1D(Histogram1,i)/50); cvRectangle(HistogramImage1,Point1,Point2,CV_RGB(0,0,127)); } cvNamedWindow("Histogram",1); cvNamedWindow("Riverbank",1); cvShowImage("Riverbank",Image1); cvShowImage("Histogram",HistogramImage1); cvWaitKey(0); } */ /**************************** * change image histogram example * date:08-11-1 * author: wml * copyright:1.0 *****************************/ /*#include <cv.h> #include <highgui.h> #include <cvaux.h> #include <cxcore.h> #include <iostream.h> #include <string.h> #include <stdio.h> #pragma comment(lib,"cv") #pragma comment(lib,"cvaux") #pragma comment(lib,"cxcore") #pragma comment(lib,"highgui") int Histogram3DBlock[3] = {256,256,256}; float HistogramRange1[6]={0,255,0,255,0,255}; float *HistogramRange[3]={&HistogramRange1[0],&HistogramRange1[2],&HistogramRange1[4]}; void Print3DHistogram(CvHistogram *Histogram,int BlockSize); void main() { CvHistogram *Histogram1; IplImage *Image1=cvLoadImage("E:\\picture\\刘亦非\\刘亦非\\happy.BMP",1); IplImage *RedImage=cvCreateImage(cvGetSize(Image1),8,1); IplImage *GreenImage=cvCreateImage(cvGetSize(Image1),8,1); IplImage *BlueImage=cvCreateImage(cvGetSize(Image1),8,1); IplImage *ImageArray[3]={RedImage,GreenImage,BlueImage}; cvSplit(Image1,BlueImage,GreenImage,RedImage,0); Histogram1 = cvCreateHist(3,Histogram3DBlock,CV_HIST_SPARSE,HistogramRange); cvCalcHist(ImageArray,Histogram1); printf("3D Historgram Data\n"); Print3DHistogram(Histogram1,256); cvNamedWindow("Riverbank",1); cvShowImage("Riverbank",Image1); cvWaitKey(0); } void Print3DHistogram(CvHistogram *Histogram,int BlockSize) { for(int i=0;i<BlockSize;i++) { for(int j=0;j<BlockSize;j++) { for(int k=0;k<BlockSize;k++) { if(cvQueryHistValue_3D(Histogram,i,j,k)>10) { printf("%5.f",cvQueryHistValue_3D(Histogram,i,j,k)); } } // printf("***"); } printf("\n"); } } */