From e259d668adb0abf6f30b18f8d3b8a02317c631a3 Mon Sep 17 00:00:00 2001
From: Jan Grewe <jan.grewe@g-node.org>
Date: Mon, 11 Mar 2024 15:53:44 +0100
Subject: [PATCH] add grabber for dual cam recordings
---
dualcamgrabber.cpp | 29 +++++++++++++++++++++++
dualcamgrabber.h | 58 ++++++++++++++++++++++++++++++++++++++++++++++
2 files changed, 87 insertions(+)
create mode 100644 dualcamgrabber.cpp
create mode 100644 dualcamgrabber.h
diff --git a/dualcamgrabber.cpp b/dualcamgrabber.cpp
new file mode 100644
index 0000000..3f073a1
--- /dev/null
+++ b/dualcamgrabber.cpp
@@ -0,0 +1,29 @@
+#include "dualcamgrabber.h"
+#include <iostream>
+#include <pylon/PylonIncludes.h>
+
+void DualcamGrabber::run() {
+ stop_request = false;
+ size_t framecount = 0;
+ if (wrapper->isOpen()) {
+ Pylon::CInstantCameraArray &cameras = wrapper->getCameraArray();
+ wrapper->frameRate(static_cast<uint>(framerate));
+ wrapper->exposureTime(exposure);
+ wrapper->gain(gain);
+ cameras.StartGrabbing();
+ Pylon::CGrabResultPtr frame0, frame1;
+
+ while (cameras.IsGrabbing() && !stop_request) {
+ MyImage *img = new MyImage();
+ cameras.RetrieveResult( 5000, framecount % 2 == 0 ? frame0 : frame1, Pylon::TimeoutHandling_ThrowException );
+ img->setFrame(framecount % 2 == 0 ? frame0 : frame1);
+ if (framecount % 2 == 0) {
+ buffer0->push(img);
+ } else {
+ buffer1->push(img);
+ }
+ framecount += 1;
+ }
+ cameras.StopGrabbing();
+ }
+}
diff --git a/dualcamgrabber.h b/dualcamgrabber.h
new file mode 100644
index 0000000..aef1afa
--- /dev/null
+++ b/dualcamgrabber.h
@@ -0,0 +1,58 @@
+#ifndef DUALCAMGRABBER_H
+#define DUALCAMGRABBER_H
+
+#include <QObject>
+#include <QThread>
+#include "dualcamwrapper.h"
+#include "imagebuffer.h"
+
+class DualcamGrabber : public QThread
+{
+ Q_OBJECT
+public:
+ DualcamGrabber(DualcamWrapper *wrapper, ImageBuffer *buffer0, ImageBuffer * buffer1, int framerate, QObject *parent = nullptr) :
+ QThread(parent), wrapper(wrapper), buffer0(buffer0), buffer1(buffer1), framerate(framerate) {}
+
+ void run() override;
+ void stop();
+ int currentFramerate() {
+ return framerate;
+ }
+
+ double currentExposureTime() {
+ return exposure;
+ }
+
+ double currentGain() {
+ return gain;
+ }
+
+private:
+ bool stop_request = false;
+ DualcamWrapper *wrapper;
+ ImageBuffer *buffer0, *buffer1;
+ int framerate;
+ double exposure, gain;
+
+public slots:
+ void requestStop() {
+ stop_request=true;
+ }
+
+ void setFrameRate(int newFramerate) {
+ framerate = newFramerate;
+ }
+
+ void setExposureTime(double newExposureTime) {
+ exposure = newExposureTime;
+ }
+
+ void setGain(double gain_db) {
+ gain = gain_db;
+ }
+
+signals:
+ void terminated();
+};
+
+#endif // DUALCAMGRABBER_H