kinect 学习笔记二(深度图像的利用--抠取用户躯体)

2024-04-09 12:18

本文主要是介绍kinect 学习笔记二(深度图像的利用--抠取用户躯体),希望对大家解决编程问题提供一定的参考价值,需要的开发者们随着小编来一起学习吧!

今天主要把深度数据和骨骼还有视频数据同步起来。算是上一次的三个的组合吧。期间遇到点白痴的问题整治了一下午:带ID的数据的ID是否准确。而且差点把自己的质疑给发到博客上来,竟然是自己代码的错误。伤心伤心。。。


直接把代码贴出来吧,也许有人觉得贴代码没水平,嗨,给自己留个小版本说不定以后还用得着,而且自信自己代码写的还算是规范,方便后来人嘛。再有一点,那个getTheContour函数画蛇添足了,实际直接利用深度数据的ID就可以抠出任务的区域。


先上实验结果:这是实时图像


然后是深度图像、骨骼图像和抠出的人体区域


这是代码,希望可以帮助到大家,当然,如果有错误欢迎指正:

#include <iostream>
#include <fstream>
#include  "math.h"
#include "Windows.h"    
#include "MSR_NuiApi.h"    
#include "cv.h"    
#include "highgui.h" using namespace std;bool tracked[NUI_SKELETON_COUNT]={FALSE};
CvPoint skeletonPoint[NUI_SKELETON_COUNT][NUI_SKELETON_POSITION_COUNT]={cvPoint(0,0)};
CvPoint colorPoint[NUI_SKELETON_COUNT][NUI_SKELETON_POSITION_COUNT]={cvPoint(0,0)};void getColorImage(HANDLE &colorEvent, HANDLE &colorStreamHandle, IplImage *colorImage);
void getDepthImage(HANDLE &depthEvent, HANDLE &depthStreamHandle, IplImage *depthImage);
void getSkeletonImage(HANDLE &skeletonEvent, IplImage *skeletonImage, IplImage *colorImage, IplImage *depthImage);
void drawSkeleton(IplImage *image, CvPoint pointSet[], int witchone);
void getTheContour(IplImage *image, int whichone, IplImage *mask);//得到各个人物的轮廓int main()
{IplImage *colorImage = cvCreateImage(cvSize(640, 480), 8, 3);IplImage *depthImage = cvCreateImage(cvSize(320, 240), 8, 3);IplImage *skeletonImage = cvCreateImage(cvSize(320, 240), 8, 3);IplImage *mask = cvCreateImage(cvSize(320, 240), 8, 3);HANDLE colorEvent = CreateEvent( NULL, TRUE, FALSE, NULL );HANDLE depthEvent = CreateEvent( NULL, TRUE, FALSE, NULL );HANDLE skeletonEvent = CreateEvent( NULL, TRUE, FALSE, NULL );HANDLE colorStreamHandle = NULL;HANDLE depthStreamHandle = NULL;HRESULT hr = NuiInitialize(NUI_INITIALIZE_FLAG_USES_COLOR | NUI_INITIALIZE_FLAG_USES_DEPTH_AND_PLAYER_INDEX | NUI_INITIALIZE_FLAG_USES_SKELETON);  if( hr != S_OK )  {  cout<<"NuiInitialize failed"<<endl;  return hr;  }hr = NuiImageStreamOpen(NUI_IMAGE_TYPE_COLOR, NUI_IMAGE_RESOLUTION_640x480, NULL, 4, colorEvent, &colorStreamHandle);if( hr != S_OK )  {  cout<<"Open the color Stream failed"<<endl;NuiShutdown();return hr;  }hr = NuiImageStreamOpen(NUI_IMAGE_TYPE_DEPTH_AND_PLAYER_INDEX, NUI_IMAGE_RESOLUTION_320x240, NULL, 2, depthEvent, &depthStreamHandle);if( hr != S_OK )  {  cout<<"Open the depth Stream failed"<<endl;NuiShutdown();return hr;  }hr = NuiSkeletonTrackingEnable( skeletonEvent, 0 );//打开骨骼跟踪事件  if( hr != S_OK )  {  cout << "NuiSkeletonTrackingEnable failed" << endl;  NuiShutdown();return hr;  }//HANDLE hEvents[3];//int nEventIdx;//hEvents[0] = colorEvent;//hEvents[1] = depthEvent;//hEvents[2] = skeletonEvent;int a=0;while (1){//刚开始想用WaitForMultipleObjects,但是怎么调都是值显示视频,深度很少显示,骨骼直接不显示。//自己理解不深入,只能临时用WaitForSingleObject这样了。//nEventIdx = WaitForMultipleObjects(sizeof(hEvents)/sizeof(hEvents[0]), hEvents, FALSE, 10);cout << nEventIdx << endl;//switch(nEventIdx)//{//case 0://	//if(WaitForSingleObject(colorEvent, 0)==0)//	getColorImage(colorEvent, colorStreamHandle, colorImage);//	break;//case 1://	//if(WaitForSingleObject(depthEvent, 0)==0)//	getDepthImage(depthEvent, depthStreamHandle, depthImage);//	break;//case 2://	//if(WaitForSingleObject(skeletonEvent, 0)==0)//	getSkeletonImage(skeletonEvent, skeletonImage);//	break;//}if(WaitForSingleObject(colorEvent, 0)==0)getColorImage(colorEvent, colorStreamHandle, colorImage);if(WaitForSingleObject(depthEvent, 0)==0)getDepthImage(depthEvent, depthStreamHandle, depthImage);if(WaitForSingleObject(skeletonEvent, INFINITE)==0)//这里使用INFINITE是为了避免没有激活skeletonEvent而跳过此代码出现colorimage频闪的现象getSkeletonImage(skeletonEvent, skeletonImage, colorImage, depthImage);for (int i=0; i<6; i++){if(tracked[i] == TRUE){cvZero(mask);getTheContour(depthImage, i, mask);tracked[i] = FALSE;break;}}cvShowImage("mask", mask);cvShowImage("colorImage", colorImage);cvShowImage("depthImage", depthImage);cvShowImage("skeletonImage", skeletonImage);if(cvWaitKey(20)==27){cvReleaseImage(&colorImage);cvReleaseImage(&depthImage);cvReleaseImage(&skeletonImage);break;}}NuiShutdown();return 0;
}void getColorImage(HANDLE &colorEvent, HANDLE &colorStreamHandle, IplImage *colorImage)
{const NUI_IMAGE_FRAME *colorFrame = NULL;NuiImageStreamGetNextFrame(colorStreamHandle, 0, &colorFrame);NuiImageBuffer *pTexture = colorFrame->pFrameTexture;  KINECT_LOCKED_RECT LockedRect;pTexture->LockRect(0, &LockedRect, NULL, 0);  if( LockedRect.Pitch != 0 )  {  //cvZero(colorImage);for (int i=0; i<480; i++)  {  uchar* ptr = (uchar*)(colorImage->imageData+i*colorImage->widthStep);  BYTE * pBuffer = (BYTE*)(LockedRect.pBits)+i*LockedRect.Pitch;//每个字节代表一个颜色信息,直接使用BYTE  for (int j=0; j<640; j++)  {  ptr[3*j] = pBuffer[4*j];//内部数据是4个字节,0-1-2是BGR,第4个现在未使用  ptr[3*j+1] = pBuffer[4*j+1];  ptr[3*j+2] = pBuffer[4*j+2];  }  }  //cvShowImage("colorImage", colorImage);//显示图像//cvWaitKey(1);}  else  {  cout<<"捕捉视频帧时发生错误"<<endl;  }  NuiImageStreamReleaseFrame( colorStreamHandle, colorFrame );  
}void getDepthImage(HANDLE &depthEvent, HANDLE &depthStreamHandle, IplImage *depthImage)
{const NUI_IMAGE_FRAME *depthFrame = NULL;NuiImageStreamGetNextFrame(depthStreamHandle, 0, &depthFrame);NuiImageBuffer *pTexture = depthFrame->pFrameTexture;  KINECT_LOCKED_RECT LockedRect;pTexture->LockRect(0, &LockedRect, NULL, 0);  RGBQUAD q;//q.rgbBlue = q.rgbGreen = q.rgbRed = 0;//cvZero(depthImage);if( LockedRect.Pitch != 0 ){for (int i=0; i<240; i++){uchar *ptr = (uchar*)(depthImage->imageData+i*depthImage->widthStep);BYTE *buffer = (BYTE*)(LockedRect.pBits)+i*LockedRect.Pitch;USHORT *bufferRun = (USHORT*)buffer;for (int j=0; j<320; j++){int player = bufferRun[j]&7;int data = (bufferRun[j]&0xfff8) >> 3;uchar imageData = 255-(uchar)(256*data/0x0fff);q.rgbBlue = q.rgbGreen = q.rgbRed = 0;switch(player){case 0:  q.rgbRed = imageData / 2;  q.rgbBlue = imageData / 2;  q.rgbGreen = imageData / 2;  break;  case 1:  q.rgbRed = imageData;  break;  case 2:  q.rgbGreen = imageData;  break;  case 3:  q.rgbRed = imageData / 4;  q.rgbGreen = q.rgbRed*4;  //这里利用乘的方法,而不用原来的方法可以避免不整除的情况q.rgbBlue = q.rgbRed*4;  //可以在后面的getTheContour()中配合使用,避免遗漏一些情况break;  case 4:  q.rgbBlue = imageData / 4; q.rgbRed = q.rgbBlue*4;  q.rgbGreen = q.rgbBlue*4;  break;  case 5:  q.rgbGreen = imageData / 4; q.rgbRed = q.rgbGreen*4;  q.rgbBlue = q.rgbGreen*4;  break;  case 6:  q.rgbRed = imageData / 2;  q.rgbGreen = imageData / 2;  q.rgbBlue = q.rgbGreen*2;  break;  case 7:  q.rgbRed = 255 - ( imageData / 2 );  q.rgbGreen = 255 - ( imageData / 2 );  q.rgbBlue = 255 - ( imageData / 2 );}ptr[3*j] = q.rgbBlue;ptr[3*j+1] = q.rgbGreen;ptr[3*j+2] = q.rgbRed;}}//cvShowImage("depthImage", depthImage);//cvWaitKey(1);}else{cout << "捕捉深度图像出现错误" << endl;}NuiImageStreamReleaseFrame(depthStreamHandle, depthFrame);}void getSkeletonImage(HANDLE &skeletonEvent, IplImage *skeletonImage, IplImage *colorImage, IplImage *depthImage)
{/*两者效果竟然不一样。奇怪NUI_SKELETON_FRAME *skeletonFrame = NULL;NUI_SKELETON_FRAME skeletonFrame;*/NUI_SKELETON_FRAME skeletonFrame;bool bFoundSkeleton = false; if(NuiSkeletonGetNextFrame( 0, &skeletonFrame ) == S_OK )  {  for( int i = 0 ; i < NUI_SKELETON_COUNT ; i++ )  {  if( skeletonFrame.SkeletonData[i].eTrackingState == NUI_SKELETON_TRACKED ){  bFoundSkeleton = true;  //cout << "ok" << endl;break;}  }  }else{cout << "没有找到合适的骨骼帧" << endl;return; }if( !bFoundSkeleton )  {  return; }  NuiTransformSmooth(&skeletonFrame,NULL);//平滑骨骼帧,消除抖动  cvZero(skeletonImage);  for( int i = 0 ; i < NUI_SKELETON_COUNT ; i++ )  {  if( skeletonFrame.SkeletonData[i].eTrackingState == NUI_SKELETON_TRACKED &&  skeletonFrame.SkeletonData[i].eSkeletonPositionTrackingState[NUI_SKELETON_POSITION_SHOULDER_CENTER] != NUI_SKELETON_POSITION_NOT_TRACKED)  {  float fx, fy;  for (int j = 0; j < NUI_SKELETON_POSITION_COUNT; j++)//所有的坐标转化为深度图的坐标  {  NuiTransformSkeletonToDepthImageF(skeletonFrame.SkeletonData[i].SkeletonPositions[j], &fx, &fy );  skeletonPoint[i][j].x = (int)(fx*320+0.5f);  skeletonPoint[i][j].y = (int)(fy*240+0.5f);  }  for (int j=0; j<NUI_SKELETON_POSITION_COUNT ; j++)  {  if (skeletonFrame.SkeletonData[i].eSkeletonPositionTrackingState[j] != NUI_SKELETON_POSITION_NOT_TRACKED)//跟踪点一用有三种状态:1没有被跟踪到,2跟踪到,3根据跟踪到的估计到  {  LONG colorx, colory;NuiImageGetColorPixelCoordinatesFromDepthPixel(NUI_IMAGE_RESOLUTION_640x480, 0, skeletonPoint[i][j].x, skeletonPoint[i][j].y, 0,&colorx, &colory);colorPoint[i][j].x = int(colorx);colorPoint[i][j].y = int(colory);//存储坐标点cvCircle(colorImage, colorPoint[i][j], 4, cvScalar(0, 255, 255), -1, 8, 0);//cvCircle(depthImage, skeletonPoint[i][j], 3, cvScalar(0, 255, 255), -1, 8, 0);cvCircle(skeletonImage, skeletonPoint[i][j], 3, cvScalar(0, 255, 255), -1, 8, 0);tracked[i] = TRUE;}}drawSkeleton(colorImage, colorPoint[i], i);//drawSkeleton(depthImage, skeletonPoint[i], i);drawSkeleton(skeletonImage, skeletonPoint[i], i);}}  //cvShowImage("skeletonImage", skeletonImage);  //cvShowImage("skeletsdfonImage", colorImage);  //cvWaitKey(1);  
}void drawSkeleton(IplImage *image, CvPoint pointSet[], int witchone)
{CvScalar color;switch(witchone)//跟踪不同的人显示不同的颜色{case 0:color = cvScalar(255);break;case 1:color = cvScalar(0,255);break;case 2:color = cvScalar(0, 0, 255);break;case 3:color = cvScalar(255, 255, 0);break;case 4:color = cvScalar(255, 0, 255);break;case 5:color = cvScalar(0, 255, 255);break;}if((pointSet[NUI_SKELETON_POSITION_HEAD].x!=0 || pointSet[NUI_SKELETON_POSITION_HEAD].y!=0) &&(pointSet[NUI_SKELETON_POSITION_SHOULDER_CENTER].x!=0 || pointSet[NUI_SKELETON_POSITION_SHOULDER_CENTER].y!=0))cvLine(image, pointSet[NUI_SKELETON_POSITION_HEAD], pointSet[NUI_SKELETON_POSITION_SHOULDER_CENTER], color, 2);if((pointSet[NUI_SKELETON_POSITION_SHOULDER_CENTER].x!=0 || pointSet[NUI_SKELETON_POSITION_SHOULDER_CENTER].y!=0) &&(pointSet[NUI_SKELETON_POSITION_SPINE].x!=0 || pointSet[NUI_SKELETON_POSITION_SPINE].y!=0))cvLine(image, pointSet[NUI_SKELETON_POSITION_SHOULDER_CENTER], pointSet[NUI_SKELETON_POSITION_SPINE], color, 2);if((pointSet[NUI_SKELETON_POSITION_SPINE].x!=0 || pointSet[NUI_SKELETON_POSITION_SPINE].y!=0) &&(pointSet[NUI_SKELETON_POSITION_HIP_CENTER].x!=0 || pointSet[NUI_SKELETON_POSITION_HIP_CENTER].y!=0))cvLine(image, pointSet[NUI_SKELETON_POSITION_SPINE], pointSet[NUI_SKELETON_POSITION_HIP_CENTER], color, 2);//左上肢if((pointSet[NUI_SKELETON_POSITION_SHOULDER_CENTER].x!=0 || pointSet[NUI_SKELETON_POSITION_SHOULDER_CENTER].y!=0) &&(pointSet[NUI_SKELETON_POSITION_SHOULDER_LEFT].x!=0 || pointSet[NUI_SKELETON_POSITION_SHOULDER_LEFT].y!=0))cvLine(image, pointSet[NUI_SKELETON_POSITION_SHOULDER_CENTER], pointSet[NUI_SKELETON_POSITION_SHOULDER_LEFT], color, 2);if((pointSet[NUI_SKELETON_POSITION_SHOULDER_LEFT].x!=0 || pointSet[NUI_SKELETON_POSITION_SHOULDER_LEFT].y!=0) &&(pointSet[NUI_SKELETON_POSITION_ELBOW_LEFT].x!=0 || pointSet[NUI_SKELETON_POSITION_ELBOW_LEFT].y!=0))cvLine(image, pointSet[NUI_SKELETON_POSITION_SHOULDER_LEFT], pointSet[NUI_SKELETON_POSITION_ELBOW_LEFT], color, 2);if((pointSet[NUI_SKELETON_POSITION_ELBOW_LEFT].x!=0 || pointSet[NUI_SKELETON_POSITION_ELBOW_LEFT].y!=0) &&(pointSet[NUI_SKELETON_POSITION_WRIST_LEFT].x!=0 || pointSet[NUI_SKELETON_POSITION_WRIST_LEFT].y!=0))cvLine(image, pointSet[NUI_SKELETON_POSITION_ELBOW_LEFT], pointSet[NUI_SKELETON_POSITION_WRIST_LEFT], color, 2);if((pointSet[NUI_SKELETON_POSITION_WRIST_LEFT].x!=0 || pointSet[NUI_SKELETON_POSITION_WRIST_LEFT].y!=0) &&(pointSet[NUI_SKELETON_POSITION_HAND_LEFT].x!=0 || pointSet[NUI_SKELETON_POSITION_HAND_LEFT].y!=0))cvLine(image, pointSet[NUI_SKELETON_POSITION_WRIST_LEFT], pointSet[NUI_SKELETON_POSITION_HAND_LEFT], color, 2);//右上肢if((pointSet[NUI_SKELETON_POSITION_SHOULDER_CENTER].x!=0 || pointSet[NUI_SKELETON_POSITION_SHOULDER_CENTER].y!=0) &&(pointSet[NUI_SKELETON_POSITION_SHOULDER_RIGHT].x!=0 || pointSet[NUI_SKELETON_POSITION_SHOULDER_RIGHT].y!=0))cvLine(image, pointSet[NUI_SKELETON_POSITION_SHOULDER_CENTER], pointSet[NUI_SKELETON_POSITION_SHOULDER_RIGHT], color, 2);if((pointSet[NUI_SKELETON_POSITION_SHOULDER_RIGHT].x!=0 || pointSet[NUI_SKELETON_POSITION_SHOULDER_RIGHT].y!=0) &&(pointSet[NUI_SKELETON_POSITION_ELBOW_RIGHT].x!=0 || pointSet[NUI_SKELETON_POSITION_ELBOW_RIGHT].y!=0))cvLine(image, pointSet[NUI_SKELETON_POSITION_SHOULDER_RIGHT], pointSet[NUI_SKELETON_POSITION_ELBOW_RIGHT], color, 2);if((pointSet[NUI_SKELETON_POSITION_ELBOW_RIGHT].x!=0 || pointSet[NUI_SKELETON_POSITION_ELBOW_RIGHT].y!=0) &&(pointSet[NUI_SKELETON_POSITION_WRIST_RIGHT].x!=0 || pointSet[NUI_SKELETON_POSITION_WRIST_RIGHT].y!=0))cvLine(image, pointSet[NUI_SKELETON_POSITION_ELBOW_RIGHT], pointSet[NUI_SKELETON_POSITION_WRIST_RIGHT], color, 2);if((pointSet[NUI_SKELETON_POSITION_WRIST_RIGHT].x!=0 || pointSet[NUI_SKELETON_POSITION_WRIST_RIGHT].y!=0) &&(pointSet[NUI_SKELETON_POSITION_HAND_RIGHT].x!=0 || pointSet[NUI_SKELETON_POSITION_HAND_RIGHT].y!=0))cvLine(image, pointSet[NUI_SKELETON_POSITION_WRIST_RIGHT], pointSet[NUI_SKELETON_POSITION_HAND_RIGHT], color, 2);//左下肢if((pointSet[NUI_SKELETON_POSITION_HIP_CENTER].x!=0 || pointSet[NUI_SKELETON_POSITION_HIP_CENTER].y!=0) &&(pointSet[NUI_SKELETON_POSITION_HIP_LEFT].x!=0 || pointSet[NUI_SKELETON_POSITION_HIP_LEFT].y!=0))cvLine(image, pointSet[NUI_SKELETON_POSITION_HIP_CENTER], pointSet[NUI_SKELETON_POSITION_HIP_LEFT], color, 2);if((pointSet[NUI_SKELETON_POSITION_HIP_LEFT].x!=0 || pointSet[NUI_SKELETON_POSITION_HIP_LEFT].y!=0) &&(pointSet[NUI_SKELETON_POSITION_KNEE_LEFT].x!=0 || pointSet[NUI_SKELETON_POSITION_KNEE_LEFT].y!=0))cvLine(image, pointSet[NUI_SKELETON_POSITION_HIP_LEFT], pointSet[NUI_SKELETON_POSITION_KNEE_LEFT], color, 2);if((pointSet[NUI_SKELETON_POSITION_KNEE_LEFT].x!=0 || pointSet[NUI_SKELETON_POSITION_KNEE_LEFT].y!=0) &&(pointSet[NUI_SKELETON_POSITION_ANKLE_LEFT].x!=0 || pointSet[NUI_SKELETON_POSITION_ANKLE_LEFT].y!=0))cvLine(image, pointSet[NUI_SKELETON_POSITION_KNEE_LEFT], pointSet[NUI_SKELETON_POSITION_ANKLE_LEFT], color, 2);if((pointSet[NUI_SKELETON_POSITION_ANKLE_LEFT].x!=0 || pointSet[NUI_SKELETON_POSITION_ANKLE_LEFT].y!=0) &&(pointSet[NUI_SKELETON_POSITION_FOOT_LEFT].x!=0 || pointSet[NUI_SKELETON_POSITION_FOOT_LEFT].y!=0))cvLine(image, pointSet[NUI_SKELETON_POSITION_ANKLE_LEFT], pointSet[NUI_SKELETON_POSITION_FOOT_LEFT], color, 2);//右下肢if((pointSet[NUI_SKELETON_POSITION_HIP_CENTER].x!=0 || pointSet[NUI_SKELETON_POSITION_HIP_CENTER].y!=0) &&(pointSet[NUI_SKELETON_POSITION_HIP_RIGHT].x!=0 || pointSet[NUI_SKELETON_POSITION_HIP_RIGHT].y!=0))cvLine(image, pointSet[NUI_SKELETON_POSITION_HIP_CENTER], pointSet[NUI_SKELETON_POSITION_HIP_RIGHT], color, 2);if((pointSet[NUI_SKELETON_POSITION_HIP_RIGHT].x!=0 || pointSet[NUI_SKELETON_POSITION_HIP_RIGHT].y!=0) &&(pointSet[NUI_SKELETON_POSITION_KNEE_RIGHT].x!=0 || pointSet[NUI_SKELETON_POSITION_KNEE_RIGHT].y!=0))cvLine(image, pointSet[NUI_SKELETON_POSITION_HIP_RIGHT], pointSet[NUI_SKELETON_POSITION_KNEE_RIGHT],color, 2);if((pointSet[NUI_SKELETON_POSITION_KNEE_RIGHT].x!=0 || pointSet[NUI_SKELETON_POSITION_KNEE_RIGHT].y!=0) &&(pointSet[NUI_SKELETON_POSITION_ANKLE_RIGHT].x!=0 || pointSet[NUI_SKELETON_POSITION_ANKLE_RIGHT].y!=0))cvLine(image, pointSet[NUI_SKELETON_POSITION_KNEE_RIGHT], pointSet[NUI_SKELETON_POSITION_ANKLE_RIGHT], color, 2);if((pointSet[NUI_SKELETON_POSITION_ANKLE_RIGHT].x!=0 || pointSet[NUI_SKELETON_POSITION_ANKLE_RIGHT].y!=0) &&(pointSet[NUI_SKELETON_POSITION_FOOT_RIGHT].x!=0 || pointSet[NUI_SKELETON_POSITION_FOOT_RIGHT].y!=0))cvLine(image, pointSet[NUI_SKELETON_POSITION_ANKLE_RIGHT], pointSet[NUI_SKELETON_POSITION_FOOT_RIGHT], color, 2);
}void getTheContour(IplImage *image, int whichone, IplImage *mask)//根据给定的深度数据的关系(在getDepthImage()中的)确定不同的跟踪目标
{for (int i=0; i<240; i++){uchar *ptr = (uchar*)(image->imageData+i*image->widthStep);uchar *ptrmask = (uchar*)(mask->imageData+i*mask->widthStep);for (int j=0; j<320; j++){if (ptr[3*j]==0 && ptr[3*j+1]==0 && ptr[3*j+2]==0)//都为0的时候予以忽略{ptrmask[3*j]=ptrmask[3*j+1]=ptrmask[3*j+2]=0;}else if(ptr[3*j]==0 && ptr[3*j+1]==0 && ptr[3*j+2]!=0)//ID为1的时候,显示绿色{ptrmask[3*j] = 0;ptrmask[3*j+1] = 255;ptrmask[3*j+2] = 0;}else if (ptr[3*j]==0 && ptr[3*j+1]!=0 && ptr[3*j+2]==0)//ID为2的时候,显示红色{ptrmask[3*j] = 0;ptrmask[3*j+1] = 0;ptrmask[3*j+2] = 255;}else if (ptr[3*j]==ptr[3*j+1] && ptr[3*j]==4*ptr[3*j+2])//ID为3的时候{ptrmask[3*j] = 255;ptrmask[3*j+1] = 255;ptrmask[3*j+2] = 0;}else if (4*ptr[3*j]==ptr[3*j+1] && ptr[3*j+1]==ptr[3*j+2])//ID为4的时候{ptrmask[3*j] = 255;ptrmask[3*j+1] = 0;ptrmask[3*j+2] = 255;}else if (ptr[3*j]==4*ptr[3*j+1] && ptr[3*j]==ptr[3*j+2])//ID为5的时候{ptrmask[3*j] = 0;ptrmask[3*j+1] = 255;ptrmask[3*j+2] = 255;}else if (ptr[3*j]==2*ptr[3*j+1] && ptr[3*j+1]==ptr[3*j+2])//ID为6的时候{ptrmask[3*j] = 255;ptrmask[3*j+1] = 255;ptrmask[3*j+2] = 255;}else if (ptr[3*j]==ptr[3*j+1] && ptr[3*j]==ptr[3*j+2])//ID为7的时候或者ID为0的时候,显示蓝色{ptrmask[3*j] = 255;ptrmask[3*j+1] = 0;ptrmask[3*j+2] = 0;}else{cout <<"如果输出这段代码,说明有遗漏的情况,请查询getTheContour函数" << endl;}}}
}


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