SOL9 Sample: VideoCaptureView
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1 Screenshot
2 Source code
/*
* VideoCaptureView.cpp
* Copyright (c) 2015 Antillia.com TOSHIYUKI ARAI. ALL RIGHTS RESERVED.
*/
//2017/07/25
//This is a simple example to capture videoDevice, and to display the capturued frames
//to original imageview and blurred image view based on cv::boxFiter.
#define _CONSOLE_
#include <sol/ModuleFileName.h>
#include <sol/DropFiles.h>
#include <sol/LabeledTrackBar.h>
#include <sol/FileDialog.h>
#include <sol/opencv/OpenCVVideoApplication.h>
#include <sol/opencv/OpenCVVideoCaptureView.h>
#include <sol/opencv/OpenCVImageView.h>
namespace SOL {
class MainView :public OpenCVVideoCaptureView {
private:
////////////////////////////////////////////////////////////////////////////////////////
//Inner class starts.
class VideoImageView :public OpenCVImageView {
private:
cv::Mat frame;
public:
cv::Mat& getMat()
{
return frame;
}
void display()
{
show(frame);
}
public:
VideoImageView(View* parent, const char* name, Args& args)
:OpenCVImageView(parent, name, args)
{
}
void setImage(cv::Mat& image)
{
frame = image;
}
};
//Inner class ends.
////////////////////////////////////////////////////////////////////////////////////////
SmartPtr<VideoImageView> videoImage;
void resize(int w, int h)
{
if (videoImage) {
videoImage -> reshape(0, 0, w, h);
}
}
void confirm(Action& action)
{
int rc = MessageBox(NULL, "Are you sure to close this window?", "Confirmation",
MB_OKCANCEL|MB_ICONEXCLAMATION);
if (rc == IDOK) {
exit(action);
}
}
public:
MainView(OpenCVApplication& applet, const char* name, Args& args)
:OpenCVVideoCaptureView(applet, name, args)
{
try {
Args ar;
videoImage = new VideoImageView(this, "cvwindow1", ar);
addCallback(XmNmenuCallback, IDM_EXIT, this,
(Callback)&MainView::confirm, NULL);
setImageViewSize(videoImage);
} catch (Exception& ex) {
caught(ex);
}
}
~MainView()
{
}
//This method will be called from a OpenCVTimerThread::run.
virtual void render()
{
cv::Mat frame;
if (readVideoFrame(frame)) {
if (!frame.empty() && videoImage) {
videoImage -> setImage(frame);
videoImage -> display();
}
}
}
};
}
void main(int argc, char** argv)
{
try {
ModuleFileName module(argv[0]);
const char* name = module.getAppName();
OpenCVVideoApplication applet(name, argc, argv);
Args args;
args.set(XmNwidth, 620);
args.set(XmNheight, 440);
args.set(XmNvideoDeviceIndex, 0);
args.set(XmNcaptureAutoStart, true);
MainView view(applet, name, args);
view.realize();
applet.run(view);
} catch (SOL::Exception& ex) {
caught(ex);
}
}
Last modified: 2 Dec. 2017
Copyright (c) 2017 Antillia.com ALL RIGHTS RESERVED.