本文整理汇总了C++中FileStorage::getFirstTopLevelNode方法的典型用法代码示例。如果您正苦于以下问题：C++ FileStorage::getFirstTopLevelNode方法的具体用法？C++ FileStorage::getFirstTopLevelNode怎么用？C++ FileStorage::getFirstTopLevelNode使用的例子？那么, 这里精选的方法代码示例或许可以为您提供帮助。您也可以进一步了解该方法所在类FileStorage的用法示例。
在下文中一共展示了FileStorage::getFirstTopLevelNode方法的6个代码示例，这些例子默认根据受欢迎程度排序。您可以为喜欢或者感觉有用的代码点赞，您的评价将有助于系统推荐出更棒的C++代码示例。
示例1: prepareData
int CV_DetectorTest::prepareData( FileStorage& _fs )
{
if( !_fs.isOpened() )
test_case_count = -1;
else
{
FileNode fn = _fs.getFirstTopLevelNode();
fn[DIST_E] >> eps.dist;
fn[S_E] >> eps.s;
fn[NO_PAIR_E] >> eps.noPair;
// fn[TOTAL_NO_PAIR_E] >> eps.totalNoPair;
// read detectors
if( fn[DETECTOR_NAMES].size() != 0 )
{
FileNodeIterator it = fn[DETECTOR_NAMES].begin();
for( ; it != fn[DETECTOR_NAMES].end(); )
{
String _name;
it >> _name;
detectorNames.push_back(_name);
readDetector(fn[DETECTORS][_name]);
}
}
test_case_count = (int)detectorNames.size();
// read images filenames and images
string dataPath = ts->get_data_path();
if( fn[IMAGE_FILENAMES].size() != 0 )
{
for( FileNodeIterator it = fn[IMAGE_FILENAMES].begin(); it != fn[IMAGE_FILENAMES].end(); )
{
String filename;
it >> filename;
imageFilenames.push_back(filename);
Mat img = imread( dataPath+filename, 1 );
images.push_back( img );
}
}
}示例2: main
//对起始帧初始化，然后逐帧处理
int main(int argc, char * argv[]){
VideoCapture capture;
capture.open(0);
//OpenCV的C++接口中，用于保存图像的imwrite只能保存整数数据，且需作为图像格式。
//而浮点数据或XML\YAML文件在OpenCV中的数据结构为FileStorage
FileStorage fs;
//Read options
read_options(argc,argv,capture,fs);//分析命令行参数
//Init camera
if (!capture.isOpened())
{
cout << "capture device failed to open!" << endl;
return 1;
}
//Register mouse callback to draw the bounding box
cvNamedWindow("TLD",CV_WINDOW_AUTOSIZE);
/*
* void cvSetMouseCallback( const char* window_name, CvMouseCallback on_mouse, void* param=NULL );
* window_name 窗口的名字。
* on_mouse 指定窗口里每次鼠标事件发生的时候，被调用的函数指针。这个函数的原型应该为
* void Foo(int event, int x, int y, int flags, void* param);
*/
cvSetMouseCallback( "TLD", mouseHandler, NULL );//鼠标选中初始目标的bounding box
//TLD framework
TLD tld;
//Read parameters file
tld.read(fs.getFirstTopLevelNode());
Mat frame;
Mat last_gray;
Mat first;
if (fromfile){
//若是读取文件
capture >> frame;//读取当前帧
cvtColor(frame, last_gray, CV_RGB2GRAY);//转换为灰度图像
frame.copyTo(first);//拷贝做第一帧
}else{示例3: main
int main(int argc, char * argv[])
{
VideoCapture capture;
if(argc>1)
{
capture.open(argv[1][0]-'0');
}
else
{
capture.open(0);
}
FileStorage fs;
fs.open("parameters.yml", FileStorage::READ);
if(!capture.isOpened())
{
cout<<"Cam Invalid"<<endl;
return -1;
}
//serial initialize
#ifdef SERIAL_PORT
Serial serial;
unsigned char sendBuff[10];
if(serial.init()!=-1)
{
cout<<"serial init success"<<endl;
}
else
{
cout<<"serial init failed,please check the interface"<<endl;
return -1;
}
#endif
//set capture size
capture.set(CV_CAP_PROP_FRAME_WIDTH,340);
capture.set(CV_CAP_PROP_FRAME_HEIGHT,240);
namedWindow("Intelisu",CV_WINDOW_NORMAL);//CV_WINDOW_AUTOSIZE
setMouseCallback( "Intelisu", mouseHandler, NULL );
TLD tld;
tld.read(fs.getFirstTopLevelNode());
Mat frame;
Mat last_gray;
Mat first;
capture>>frame;//test image acquirement;
cout<<frame.size()<<endl;
//aquire the object patch
// while(!gotBB)
// {
// if (!fromfile){
// capture >> frame;
// }
// else
// first.copyTo(frame);
// cvtColor(frame, last_gray, CV_RGB2GRAY);
// drawBox(frame,box);
// putText(frame,"Wating for the object...",Point(20,20),FONT_HERSHEY_SIMPLEX,0.6,10,2);
// //Mat scaleImage;
// //resize(frame,scaleImage,Size(2*round(frame.cols),2*round(frame.rows)));
// imshow("Intelisu", frame);
// if (cvWaitKey(33) == 'q')
// return 0;
// }
//motion track
myupdate_mhi myupdate1;
Rect result;
Mat motion=Mat::zeros(frame.rows,frame.cols, CV_8UC1);
for(;;)
{
capture>>frame;
IplImage pframe(frame);
IplImage pmotion(motion);
myupdate1.init( &pframe, &pmotion, 60 );
if(myupdate1.update_mhi(result)==0)
{
cout<<"x:"<<result.x+result.width/2<<" "<<"y:"<<result.y+result.height/2<<endl;
rectangle(frame,result, Scalar(255,0,0));
break;
}
//resize(frame,frame,Size(3*round(frame.cols),3*round(frame.rows)));
static unsigned char safeCount=0;
putText(frame,"Environment Safe",Point(20,20),FONT_HERSHEY_SIMPLEX,0.7,CV_RGB(0,safeCount,0),2);
safeCount+=16;
imshow("Intelisu",frame);
waitKey(10);
}
cvtColor(frame, last_gray, CV_RGB2GRAY);
//waitKey(-1);
//.........这里部分代码省略.........
示例4: main
int main(int argc, char * argv[]){
cvReleaseHaarClassifierCascade(&cascade);
cascade = (CvHaarClassifierCascade*)cvLoad(cascade_name, 0, 0, 0);
storage = cvCreateMemStorage(0);
//NSST init
HBManager nManager;
nManager.initHB();
//create a videoInput object
videoInput VI;
//Prints out a list of available devices and returns num of devices found
int numDevices = VI.listDevices();
int device = 0; //this could be any deviceID that shows up in listDevices
VideoCapture capture;
FileStorage fs;
//Read options
read_options(argc, argv, capture, fs);
int width, height;
unsigned char * framePixels = NULL;
//Init camera
if (!fromfile) {
if (!VI.setupDevice(device, 320, 240)) {
cout << "capture device failed to open!" << endl;
return 1;
}
//As requested width and height can not always be accomodated
//make sure to check the size once the device is setup
width = VI.getWidth(device);
height = VI.getHeight(device);
int size = VI.getSize(device);
framePixels = new unsigned char[size];
}
else if (!capture.isOpened()) {
cout << "capture device failed to open!" << endl;
return 1;
}
//Register mouse callback to draw the bounding box
namedWindow("FG Mask MOG 2");
cvNamedWindow("TLD", CV_WINDOW_AUTOSIZE);
cvSetMouseCallback("TLD", mouseHandler, NULL);
//MOG2
BackgroundSubtractor *pMOG2 = new BackgroundSubtractorMOG2();
Mat fgMaskMOG2;
vector<vector<Point>> contours;
vector<Vec4i> hierarchy;
Rect r;
int centerP = 2;
//HOG
Mat ROI;
//cv::HOGDescriptor hog; // 采用默认参数
//hog.setSVMDetector(cv::HOGDescriptor::getDefaultPeopleDetector()); // 采用已经训练好的行人检测分类器
std::vector<cv::Rect> regions;
//TLD framework
TLD tld;
//Read parameters file
tld.read(fs.getFirstTopLevelNode());
Mat frame;
Mat last_gray;
Mat first;
Size size;
if (fromfile){
capture >> frame;
cvtColor(frame, last_gray, CV_RGB2GRAY);
frame.copyTo(first);
}
else {
while (!VI.isFrameNew(device));示例5: main
int main(int argc, char * argv[]){
VideoCapture capture;
FileStorage fs;
FileStorage detector_file;
bool fromfile=false;
//Read options
CommandLineParser parser(argc, argv, keys);
int init_frame = parser.get<int>("i");
string param_file = parser.get<string>("p");
string video = parser.get<string>("s");
string init_bb = parser.get<string>("b");
fs.open(param_file, FileStorage::READ);
if (video != "null"){
fromfile=true;
capture.open(video);
}else{
fromfile=false;
capture.open(0);
}
if (init_bb !="null"){
readBB(init_bb.c_str());
gotBB =true;
}
//Init camera
if (!capture.isOpened()){
cout << "capture device failed to open!" << endl;
return 1;
}
//Register mouse callback to draw the bounding box
cvNamedWindow("Tracker",CV_WINDOW_AUTOSIZE);
cvNamedWindow("Features",CV_WINDOW_AUTOSIZE);
cvSetMouseCallback( "Tracker", mouseHandler, NULL );
FILE *bb_file = fopen("bounding_boxes.txt","w");
Mat frame;
Mat last_gray;
Mat first;
if (fromfile){
capture.set(CV_CAP_PROP_POS_FRAMES,init_frame);
capture.read(frame);
last_gray.create(frame.rows,frame.cols,CV_8U);
cvtColor(frame, last_gray, CV_BGR2GRAY);
frame.copyTo(first);
}
///Initialization
GETBOUNDINGBOX:
while(!gotBB){
if (!fromfile) capture.read(frame);
else first.copyTo(frame);
cvtColor(frame, last_gray, CV_BGR2GRAY);
drawBox(frame,box);
imshow("Tracker", frame);
if (cvWaitKey(30) == 'q')
return 0;
}
if (min(box.width,box.height)<(int)fs.getFirstTopLevelNode()["min_win"]){
cout << "Bounding box too small, try again." << endl;
gotBB = false;
goto GETBOUNDINGBOX;
}
drawBox(frame,box);
imshow("Tracker", frame);
//Remove callback
cvSetMouseCallback( "Tracker", NULL, NULL );
printf("Initial Bounding Box = x:%d y:%d h:%d w:%d\n",box.x,box.y,box.width,box.height);
//Output file
fprintf(bb_file,"%d,%d,%d,%d,%f\n",box.x,box.y,box.br().x,box.br().y,1.0);
INIT:
// Framework
Alien tracker(fs.getFirstTopLevelNode());
tracker.init(last_gray,box);
cvWaitKey();
///Run-time
Mat current_gray;
RotatedRect pbox;
bool status=true;
int frames = 1;
int detections = 1;
float conf;
while(capture.read(frame)){
cvtColor(frame, current_gray, CV_BGR2GRAY);
cout << endl;
//Process Frame
double t=(double)getTickCount();
conf = tracker.processFrame(last_gray,current_gray,pbox,status);
t = ((double)getTickCount() - t)*1000/getTickFrequency();
//Draw Box
if (status){
drawBox(frame,pbox);
fprintf(bb_file,"%f,%f,%f,%f,%f,%f,%f\n",pbox.center.x, pbox.center.y, pbox.size.height,pbox.size.width, pbox.angle,conf,t);
detections++;
}
else{
fprintf(bb_file,"NaN,NaN,NaN,NaN,%f,%f\n",conf,t);
//.........这里部分代码省略.........
示例6: main
//.........这里部分代码省略.........
//int tp=strs.size();
char *p[10];
char **test3;//搞不太懂这里啊。。。
for(int i=0;i<10;i++)
p[i]=test2[i];
test3=p;
read_options(10,test3,capture,fs);
// video = string(argv[1]);//目标视频//实验中输入参数就是这三行
// capture.open(video);
// readBB(argv[2]);//目标框
// read_options(argc,argv,capture,fs);
if(startFrame>0)//说明按下了r键，要我们重新手动选择框框
{
box = Rect( 0, 0, 0, 0 );
gotBB=false;
}
// read_options(argc,argv,capture,fs);
//Init camera
if (!capture.isOpened()&&!isImage)//打不开视频而且不是图像序列
{
cout << "capture device failed to open!" << endl;
return 1;
}
//Register mouse callback to draw the bounding box
cvNamedWindow("TLD",CV_WINDOW_AUTOSIZE);
cvSetMouseCallback("TLD", mouseHandler, NULL);
//TLD framework
TLD tld;
//Read parameters file
tld.read(fs.getFirstTopLevelNode());
// tld.patch_size=atoi(argv[3]);
// tld.min_win=atoi(argv[4]);
Mat frame;
Mat last_gray;
Mat first;
if(fromCa)
fromfile=false;
fromCa=false;
if (fromfile){
if(!isImage){
// capture >> frame;
totalFrameNumber = capture.get(CV_CAP_PROP_FRAME_COUNT);
cout<<"整个视频共"<<totalFrameNumber<<"帧"<<endl;
// capture.set( CV_CAP_PROP_POS_FRAMES,0); 似乎没有用
for(int i=0;i<=startFrame;i++){
capture.read(frame);}
cvtColor(frame, last_gray, CV_RGB2GRAY);
frame.copyTo(first);
}
else{
totalFrameNumber = listCount;
cout<<"整个图像序列共"<<listCount<<"帧"<<endl;
// capture.set( CV_CAP_PROP_POS_FRAMES,0); 似乎没有用
frame=imread(imageList[startFrame+2]);
cvtColor(frame, last_gray, CV_RGB2GRAY);
frame.copyTo(first);
}
}else{
capture.set(CV_CAP_PROP_FRAME_WIDTH,340);
capture.set(CV_CAP_PROP_FRAME_HEIGHT,240);
}