本文整理汇总了Java中org.bytedeco.javacv.CanvasFrame类的典型用法代码示例。如果您正苦于以下问题：Java CanvasFrame类的具体用法？Java CanvasFrame怎么用？Java CanvasFrame使用的例子？那么, 这里精选的类代码示例或许可以为您提供帮助。
CanvasFrame类属于org.bytedeco.javacv包，在下文中一共展示了CanvasFrame类的13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Java代码示例。
示例1: JavavcCameraTest
import org.bytedeco.javacv.CanvasFrame; //导入依赖的package包/类
public JavavcCameraTest(int deviceNumber) throws Exception {
super(deviceNumber);
start(); // 开始获取摄像头数据
// TODO Auto-generated constructor stub
CanvasFrame canvas = new CanvasFrame("摄像头");
canvas.setDefaultCloseOperation(JFrame.EXIT_ON_CLOSE);
canvas.setAlwaysOnTop(true);
canvas.setResizable(true);
while (true) {
if (!canvas.isDisplayable()) {// 窗口是否关闭
stop();// 停止抓取
System.exit(2);// 退出
}
canvas.showImage(grab());// 获取摄像头图像并放到窗口上显示， 这里的Frame
Frame frame=grab();
// frame是一帧视频图像
try {
Thread.sleep(50);
} catch (InterruptedException e) {
// TODO Auto-generated catch block
e.printStackTrace();
}// 50毫秒刷新一次图像
}
}
示例2: show
import org.bytedeco.javacv.CanvasFrame; //导入依赖的package包/类
public void show(final Mat imageMat, final String title) {
IplImage image = converterToIpl.convertToIplImage(converterToIpl.convert(imageMat));
final IplImage image1 = cvCreateImage(cvGetSize(image), IPL_DEPTH_8U, image.nChannels());
cvCopy(image, image1);
CanvasFrame canvas = new CanvasFrame(title, 1);
canvas.setDefaultCloseOperation(WindowConstants.EXIT_ON_CLOSE);
canvas.showImage(converterToIpl.convert(image1));
}
示例3: ShowImage
import org.bytedeco.javacv.CanvasFrame; //导入依赖的package包/类
public static void ShowImage(IplImage image, String caption, int width, int height)
{
CanvasFrame canvas = new CanvasFrame(caption, 1); // gamma=1
canvas.setDefaultCloseOperation(javax.swing.JFrame.EXIT_ON_CLOSE);
canvas.setCanvasSize(width, height);
canvas.showImage(image);
}
示例4: init
import org.bytedeco.javacv.CanvasFrame; //导入依赖的package包/类
public void init() {
// canvas.setDefaultCloseOperation(javax.swing.JFrame.EXIT_ON_CLOSE);
canvas = new CanvasFrame("Web Cam Live");
path = new CanvasFrame("Detection");
//path.setDefaultCloseOperation(javax.swing.JFrame.EXIT_ON_CLOSE);
path.setContentPane(jp);
}
示例5: ShowImageTransform
import org.bytedeco.javacv.CanvasFrame; //导入依赖的package包/类
/**
* Constructs an instance of the ImageTransform with a new {@link CanvasFrame}.
*
* @param title of the new CanvasFrame to display images in
* @param delay max time to wait in milliseconds (0 == infinity, negative == no wait)
*/
public ShowImageTransform(String title, int delay) {
super(null);
this.canvas = new CanvasFrame(title, 1.0);
this.canvas.setDefaultCloseOperation(JFrame.DISPOSE_ON_CLOSE);
this.delay = delay;
}
示例6: show
import org.bytedeco.javacv.CanvasFrame; //导入依赖的package包/类
public void show(final Mat imageMat, final String title) {
IplImage image = converterToIpl.convertToIplImage(converterToIpl.convert(imageMat));
final IplImage image1 = cvCreateImage(cvGetSize(image), IPL_DEPTH_8U, image.nChannels());
cvCopy(image, image1);
CanvasFrame canvas = new CanvasFrame(title, 1);
canvas.setDefaultCloseOperation(WindowConstants.EXIT_ON_CLOSE);
final OpenCVFrameConverter.ToIplImage converter = new OpenCVFrameConverter.ToIplImage();
canvas.showImage(converter.convert(image1));
}
示例7: main
import org.bytedeco.javacv.CanvasFrame; //导入依赖的package包/类
public static void main(String[] args) throws Exception {
CanvasFrame frame = new CanvasFrame("Virtual Ball Test");
OpenCVFrameConverter.ToIplImage converter = new OpenCVFrameConverter.ToIplImage();
IplImage image = IplImage.create(640, 960, IPL_DEPTH_8U, 3);
cvSetZero(image);
double[] roiPts = { 0,0, 640,0, 640,480, 0,400 };
cvFillConvexPoly(image, new CvPoint(4).put((byte)16, roiPts), roiPts.length/2, CvScalar.WHITE, CV_AA, 16);
VirtualBall virtualBall = new VirtualBall(new Settings(roiPts));
for (int i = 0; i < 1000; i++) {
Thread.sleep(100);
cvSetZero(image);
if (i == 50) {
roiPts[5] -= 100;
}
if (i > 100 && i < 1200) {
roiPts[3] += 1;
roiPts[5] += 1;
}
//if (i > 103) {
// System.out.println(i);
//}
cvFillConvexPoly(image, new CvPoint(4).put((byte)16, roiPts), roiPts.length/2, CvScalar.WHITE, CV_AA, 16);
virtualBall.draw(image, roiPts);
frame.showImage(converter.convert(image));
}
}
示例8: main
import org.bytedeco.javacv.CanvasFrame; //导入依赖的package包/类
public static void main(String[] args) throws Exception {
CanvasFrame frame = new CanvasFrame("Chronometer Test");
OpenCVFrameConverter.ToIplImage converter = new OpenCVFrameConverter.ToIplImage();
IplImage image = IplImage.create(640, 480, IPL_DEPTH_8U, 3);
cvSetZero(image);
Chronometer chronometer = new Chronometer(new Rectangle(100, 100, 100, 100), image);
for (int i = 0; i < 1000; i++) {
Thread.sleep(100);
cvSetZero(image);
chronometer.draw(image);
frame.showImage(converter.convert(image));
}
}
示例9: main
import org.bytedeco.javacv.CanvasFrame; //导入依赖的package包/类
public static void main(String[] args) throws Exception {
// Logger.getLogger("org.bytedeco.javacv").setLevel(Level.OFF);
// String objectFilename = args.length == 2 ? args[0] : "/home/jiii/sketchbook/libraries/PapARt/data/markers/dlink.png";
String objectFilename = args.length == 2 ? args[0] : "/home/jiii/repos/Papart-github/papart-examples/Camera/ExtractPlanarObjectForTracking/ExtractedView.bmp";
String sceneFilename = args.length == 2 ? args[1] : "/home/jiii/my_photo-7.jpg";
IplImage object = cvLoadImage(objectFilename, CV_LOAD_IMAGE_GRAYSCALE);
IplImage image = cvLoadImage(sceneFilename, CV_LOAD_IMAGE_GRAYSCALE);
if (object == null || image == null) {
System.err.println("Can not load " + objectFilename + " and/or " + sceneFilename);
System.exit(-1);
}
IplImage objectColor = IplImage.create(object.width(), object.height(), 8, 3);
cvCvtColor(object, objectColor, CV_GRAY2BGR);
IplImage correspond = IplImage.create(image.width(), object.height() + image.height(), 8, 1);
cvSetImageROI(correspond, cvRect(0, 0, object.width(), object.height()));
cvCopy(object, correspond);
cvSetImageROI(correspond, cvRect(0, object.height(), correspond.width(), correspond.height()));
cvCopy(image, correspond);
cvResetImageROI(correspond);
ObjectFinder.Settings settings = new ObjectFinder.Settings();
settings.objectImage = object;
settings.useFLANN = true;
settings.ransacReprojThreshold = 5;
ObjectFinder finder = new ObjectFinder(settings);
long start = System.currentTimeMillis();
double[] dst_corners = finder.find(image);
// System.out.println("Finding time = " + (System.currentTimeMillis() - start) + " ms");
if (dst_corners != null) {
for (int i = 0; i < 4; i++) {
int j = (i + 1) % 4;
int x1 = (int) Math.round(dst_corners[2 * i]);
int y1 = (int) Math.round(dst_corners[2 * i + 1]);
int x2 = (int) Math.round(dst_corners[2 * j]);
int y2 = (int) Math.round(dst_corners[2 * j + 1]);
line(cvarrToMat(correspond), new Point(x1, y1 + object.height()),
new Point(x2, y2 + object.height()),
Scalar.WHITE, 1, 8, 0);
}
}
for (int i = 0; i < finder.ptpairs.size(); i += 2) {
Point2f pt1 = finder.objectKeypoints.get(finder.ptpairs.get(i)).pt();
Point2f pt2 = finder.imageKeypoints.get(finder.ptpairs.get(i + 1)).pt();
line(cvarrToMat(correspond), new Point(Math.round(pt1.x()), Math.round(pt1.y())),
new Point(Math.round(pt2.x()), Math.round(pt2.y() + object.height())),
Scalar.WHITE, 1, 8, 0);
}
CanvasFrame objectFrame = new CanvasFrame("Object");
CanvasFrame correspondFrame = new CanvasFrame("Object Correspond");
OpenCVFrameConverter converter = new OpenCVFrameConverter.ToIplImage();
correspondFrame.showImage(converter.convert(correspond));
for (int i = 0; i < finder.objectKeypoints.size(); i++) {
KeyPoint r = finder.objectKeypoints.get(i);
Point center = new Point(Math.round(r.pt().x()), Math.round(r.pt().y()));
int radius = Math.round(r.size() / 2);
circle(cvarrToMat(objectColor), center, radius, Scalar.RED, 1, 8, 0);
}
objectFrame.showImage(converter.convert(objectColor));
objectFrame.waitKey();
objectFrame.dispose();
correspondFrame.dispose();
}
示例10: main
import org.bytedeco.javacv.CanvasFrame; //导入依赖的package包/类
public static void main(String[] args) throws Exception {
// Logger.getLogger("org.bytedeco.javacv").setLevel(Level.OFF);
// String objectFilename = args.length == 2 ? args[0] : "/home/jiii/sketchbook/libraries/PapARt/data/markers/dlink.png";
String objectFilename = args.length == 2 ? args[0] : "/home/jiii/sketchbook/libraries/PapARt/data/markers/rocks.jpg";
String sceneFilename = args.length == 2 ? args[1] : "/home/jiii/my_photo-4.jpg";
IplImage object = cvLoadImage(objectFilename, CV_LOAD_IMAGE_GRAYSCALE);
IplImage image = cvLoadImage(sceneFilename, CV_LOAD_IMAGE_GRAYSCALE);
if (object == null || image == null) {
System.err.println("Can not load " + objectFilename + " and/or " + sceneFilename);
System.exit(-1);
}
IplImage objectColor = IplImage.create(object.width(), object.height(), 8, 3);
cvCvtColor(object, objectColor, CV_GRAY2BGR);
IplImage correspond = IplImage.create(image.width(), object.height()+ image.height(), 8, 1);
cvSetImageROI(correspond, cvRect(0, 0, object.width(), object.height()));
cvCopy(object, correspond);
cvSetImageROI(correspond, cvRect(0, object.height(), correspond.width(), correspond.height()));
cvCopy(image, correspond);
cvResetImageROI(correspond);
ObjectFinder.Settings settings = new ObjectFinder.Settings();
settings.objectImage = object;
settings.useFLANN = true;
settings.ransacReprojThreshold = 5;
ObjectFinder finder = new ObjectFinder(settings);
long start = System.currentTimeMillis();
double[] dst_corners = finder.find(image);
System.out.println("Finding time = " + (System.currentTimeMillis() - start) + " ms");
if (dst_corners != null) {
for (int i = 0; i < 4; i++) {
int j = (i+1)%4;
int x1 = (int)Math.round(dst_corners[2*i ]);
int y1 = (int)Math.round(dst_corners[2*i + 1]);
int x2 = (int)Math.round(dst_corners[2*j ]);
int y2 = (int)Math.round(dst_corners[2*j + 1]);
line(cvarrToMat(correspond), new Point(x1, y1 + object.height()),
new Point(x2, y2 + object.height()),
Scalar.WHITE, 1, 8, 0);
}
}
for (int i = 0; i < finder.ptpairs.size(); i += 2) {
Point2f pt1 = finder.objectKeypoints.get(finder.ptpairs.get(i)).pt();
Point2f pt2 = finder.imageKeypoints.get(finder.ptpairs.get(i + 1)).pt();
line(cvarrToMat(correspond), new Point(Math.round(pt1.x()), Math.round(pt1.y())),
new Point(Math.round(pt2.x()), Math.round(pt2.y() + object.height())),
Scalar.WHITE, 1, 8, 0);
}
CanvasFrame objectFrame = new CanvasFrame("Object");
CanvasFrame correspondFrame = new CanvasFrame("Object Correspond");
OpenCVFrameConverter converter = new OpenCVFrameConverter.ToIplImage();
correspondFrame.showImage(converter.convert(correspond));
for (int i = 0; i < finder.objectKeypoints.size(); i++) {
KeyPoint r = finder.objectKeypoints.get(i);
Point center = new Point(Math.round(r.pt().x()), Math.round(r.pt().y()));
int radius = Math.round(r.size() / 2);
circle(cvarrToMat(objectColor), center, radius, Scalar.RED, 1, 8, 0);
}
objectFrame.showImage(converter.convert(objectColor));
objectFrame.waitKey();
objectFrame.dispose();
correspondFrame.dispose();
}
示例11: init
import org.bytedeco.javacv.CanvasFrame; //导入依赖的package包/类
public void init() throws Exception {
// create arrays and canvas frames on the Event Dispatcher Thread...
CameraDevice.Settings[] cs = cameraSettings.toArray();
if (cameraDevices == null) {
cameraDevices = new CameraDevice[cs.length];
} else {
cameraDevices = Arrays.copyOf(cameraDevices, cs.length);
}
cameraCanvasFrames = new CanvasFrame[cs.length];
frameGrabbers = new FrameGrabber[cs.length];
cameraFrameConverters = new OpenCVFrameConverter.ToIplImage[cs.length];
for (int i = 0; i < cs.length; i++) {
if (cameraDevices[i] == null) {
cameraDevices[i] = new CameraDevice(cs[i]);
} else {
cameraDevices[i].setSettings(cs[i]);
}
if (cameraSettings.getMonitorWindowsScale() > 0) {
cameraCanvasFrames[i] = new CanvasFrame(cs[i].getName());
cameraCanvasFrames[i].setCanvasScale(cameraSettings.getMonitorWindowsScale());
}
}
ProjectorDevice.Settings[] ps = projectorSettings.toArray();
if (projectorDevices == null) {
projectorDevices = new ProjectorDevice[ps.length];
} else {
projectorDevices = Arrays.copyOf(projectorDevices, ps.length);
}
projectorCanvasFrames = new CanvasFrame[ps.length];
projectorPlanes = new MarkedPlane[ps.length];
projectorFrameConverters = new OpenCVFrameConverter.ToIplImage[ps.length];
for (int i = 0; i < ps.length; i++) {
if (projectorDevices[i] == null) {
projectorDevices[i] = new ProjectorDevice(ps[i]);
} else {
projectorDevices[i].setSettings(ps[i]);
}
projectorCanvasFrames[i] = projectorDevices[i].createCanvasFrame();
projectorCanvasFrames[i].showColor(Color.BLACK);
projectorFrameConverters[i] = new OpenCVFrameConverter.ToIplImage();
Dimension dim = projectorCanvasFrames[i].getSize();
projectorPlanes[i] = new MarkedPlane(dim.width, dim.height, markers[1], true,
cvScalarAll(((ProjectorDevice.CalibrationSettings)ps[0]).getBrightnessForeground()*255),
cvScalarAll(((ProjectorDevice.CalibrationSettings)ps[0]).getBrightnessBackground()*255), 4);
}
}
示例12: onState
import org.bytedeco.javacv.CanvasFrame; //导入依赖的package包/类
public void onState(final OpenCV opencv) {
SwingUtilities.invokeLater(new Runnable() {
@Override
public void run() {
VideoProcessor vp = opencv.videoProcessor;
// seems pretty destructive :P
currentFilterListModel.clear();
// add new filters from service into gui
for (OpenCVFilter f : opencv.getFiltersCopy()) {
ComboBoxModel2.removeSource(boundServiceName+"."+f.name);
addFilterToGui(f);
}
currentFilters.repaint();
for (int i = 0; i < grabberTypeSelect.getItemCount(); ++i) {
String currentObject = prefixPath + grabberTypeSelect.getItemAt(i) + "FrameGrabber";
if (currentObject.equals(vp.grabberType)) {
grabberTypeSelect.setSelectedIndex(i);
break;
}
}
if (opencv.capturing) {
capture.setText("stop");
} else {
capture.setText("capture");
}
inputFile.setText(vp.inputFile);
cameraIndex.setSelectedIndex(vp.cameraIndex);
String inputSource = opencv.videoProcessor.inputSource;
if (OpenCV.INPUT_SOURCE_CAMERA.equals(inputSource)) {
cameraRadio.setSelected(true);
} else if (OpenCV.INPUT_SOURCE_CAMERA.equals(inputSource)) {
fileRadio.setSelected(true);
} else if (OpenCV.INPUT_SOURCE_PIPELINE.equals(inputSource)) {
// grabberTypeSelect.removeActionListener(grabberTypeListener);
grabberTypeSelect.setSelectedItem("Pipeline");
// grabberTypeSelect.addActionListener(grabberTypeListener);
pipelineHook.setSelectedItem(vp.pipelineSelected);
} else if (OpenCV.INPUT_SOURCE_IMAGE_FILE.equals(inputSource)
|| OpenCV.INPUT_SOURCE_IMAGE_DIRECTORY.equals(inputSource)) {
// the file input should be enabled if we are file or
// directory.
fileRadio.setSelected(true);
}
currentFilters.removeListSelectionListener(self);
currentFilters.setSelectedValue(vp.displayFilterName, true);// .setSelectedIndex(index);
currentFilters.addListSelectionListener(self);
if (opencv.undockDisplay == true) {
cframe = new CanvasFrame("canvas frame");
} else {
if (cframe != null) {
cframe.dispose();
cframe = null;
}
}
// changing a filter "broadcastState()"
// which might change dimension of video feed
// which might need to re-pack & re-paint components ...
myService.pack();
} // end run()
});
}
示例13: acquireRoi
import org.bytedeco.javacv.CanvasFrame; //导入依赖的package包/类
public double[] acquireRoi(CanvasFrame monitorWindow, double monitorWindowScale,
IplImage cameraImage, int pyramidLevel) throws Exception {
final int w = cameraImage.width();
final int h = cameraImage.height();
roiPts = null;
markerError = 0;
markerErrorCount = 0;
for (ObjectSettings os : settings.toArray()) {
File f = os.textureImageFile;
RoiAcquisitionMethod ram = os.roiAcquisitionMethod;
if ((ram == RoiAcquisitionMethod.OBJECT_FINDER || ram == RoiAcquisitionMethod.MARKER_DETECTOR) &&
(f == null || (textureImage = cvLoadImage(f.getAbsolutePath())) == null)) {
throw new Exception("Error: Could not load the object image file \"" + f + "\" for " + ram + ".");
}
// in the grabbed camera images, acquire the region of interest
switch (ram) {
case MOUSE_CLICKS: roiPts = acquireRoiFromMouseClicks(monitorWindow, monitorWindowScale); break;
case OBJECT_FINDER: roiPts = acquireRoiFromObjectFinder (cameraImage); break;
case MARKER_DETECTOR: roiPts = acquireRoiFromMarkerDetector(cameraImage); break;
case WHOLE_FRAME: roiPts = new double[] { 0.0, 0.0, w, 0.0, w, h, 0.0, h }; break;
case HALF_FRAME:
double dw = w*(2-JavaCV.SQRT2)/4;
double dh = h*(2-JavaCV.SQRT2)/4;
roiPts = new double[] { dw, dh, w-dw, dh, w-dw, h-dh, dw, h-dh }; break;
default: assert false;
}
if (roiPts != null) {
if (pyramidLevel > 0) {
for (int i = 0; i < roiPts.length; i++) {
roiPts[i] = roiPts[i]*(1<<pyramidLevel);
}
}
objectSettings = os;
virtualSettings = null;
for (VirtualSettings vs : objectSettings.toArray()) {
Rectangle r = vs.objectHotSpot;
if (r == null || r.width <= 0 || r.height <= 0) {
setVirtualSettings(vs);
initVirtualSettings();
}
}
break;
}
}
return roiPts;
}