PylonRecorder/dualcamgrabber.cpp

59 lines
2.2 KiB
C++

#include "dualcamgrabber.h"
#include <iostream>
#include <pylon/PylonIncludes.h>
#include <stitchimage.h>
#include <chrono>
using namespace std::chrono;
typedef high_resolution_clock Time;
typedef milliseconds ms;
typedef duration<float> fsec;
void DualcamGrabber::run() {
stop_request = false;
size_t counter = 0;
if (wrapper->isOpen()) {
Pylon::CInstantCameraArray &cameras = wrapper->getCameraArray();
wrapper->frameRate(static_cast<uint>(framerate), -1);
wrapper->exposureTime(exposure);
wrapper->gain(gain);
cameras.StartGrabbing();
Pylon::CGrabResultPtr frame0, frame1;
Pylon::CPylonImage leftImage;
Pylon::CPylonImage rightImage;
Pylon::CPylonImage stitchedImage;
std::string errorMessage = "";
while (cameras.IsGrabbing() && !stop_request) {
auto before = high_resolution_clock::now();
try {
cameras[0].RetrieveResult( 5000, frame0, Pylon::TimeoutHandling_ThrowException );
cameras[1].RetrieveResult( 5000, frame1, Pylon::TimeoutHandling_ThrowException );
leftImage.AttachGrabResultBuffer( frame0 );
rightImage.AttachGrabResultBuffer( frame1 );
} catch(const std::exception& e) {
qDebug() << "Grabbing frame failed! " << e.what();
}
auto after = high_resolution_clock::now();
if (leftImage.IsValid() && rightImage.IsValid()) {
try {
StitchImage::StitchToRight(leftImage, rightImage, &stitchedImage, errorMessage);
MyImage *img = new MyImage(stitchedImage.GetWidth(), stitchedImage.GetHeight());
img->setFrame(stitchedImage);
buffer->push(img);
} catch(const std::exception& e) {
std::cerr << e.what() << '\n';
}
}
auto stitch = high_resolution_clock::now();
auto grab_duration = duration_cast<microseconds>(after - before);
auto stitch_duration = duration_cast<microseconds>(stitch - after);
std::cerr << "framecount: " << counter << " grab_duration (us): " << grab_duration.count() << "\t" << " stitching (us): " << stitch_duration.count() << std::endl;
counter += 1;
}
cameras.StopGrabbing();
}
}