From f19e079467b6e0fe62ce140210e367f025d812f7 Mon Sep 17 00:00:00 2001
From: "DESKTOP-4RNDQIC\\29019" <290198252@qq.com>
Date: Mon, 7 Dec 2020 00:01:38 +0800
Subject: [PATCH] =?UTF-8?q?=E7=94=A8=E4=BA=8E=E6=B5=8B=E8=AF=95dpi?=
 =?UTF-8?q?=E9=80=82=E9=85=8D?=
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---
 client/qt_gl_/yuvgl/main.cpp       | 14 +++++++++-----
 client/qt_gl_/yuvgl/mainwindow.cpp | 18 +++++++++++++++++-
 client/qt_gl_/yuvgl/mainwindow.h   |  6 +++---
 3 files changed, 29 insertions(+), 9 deletions(-)

diff --git a/client/qt_gl_/yuvgl/main.cpp b/client/qt_gl_/yuvgl/main.cpp
index 8356545..77070fd 100644
--- a/client/qt_gl_/yuvgl/main.cpp
+++ b/client/qt_gl_/yuvgl/main.cpp
@@ -4,10 +4,11 @@
 #include <QTimer>
 #include "CameraCapture.h"
 #include "mainwindow.h"
+#include <qlibrary.h>
+#include <qsysinfo.h>
+#include <qt_windows.h>
+#include <Tlhelp32.h>
 
-void CameraDataCallback(double ts, BYTE *dat, LONG size){
-    qDebug()<<"reieve cnt"<<size;
-}
 void initQss()
 {
     QFile file(":/qss/css/qss.css");
@@ -26,7 +27,10 @@ int RegiesterOwnType(){
 
 int main(int argc, char *argv[])
 {
-    QApplication a(argc, argv);
+    QssEventFilter filter;
+    QApplication app(argc, argv);
+    app.installNativeEventFilter(&filter);
+
     initQss();          //step 2
 
     MainWindow main;
@@ -34,5 +38,5 @@ int main(int argc, char *argv[])
     main.setWindowTitle("视频采集rtmp推流工具");
 
     main.show();
-    return a.exec();
+    return app.exec();
 }
diff --git a/client/qt_gl_/yuvgl/mainwindow.cpp b/client/qt_gl_/yuvgl/mainwindow.cpp
index e5ed27a..c5809b8 100644
--- a/client/qt_gl_/yuvgl/mainwindow.cpp
+++ b/client/qt_gl_/yuvgl/mainwindow.cpp
@@ -1,6 +1,7 @@
 #include "mainwindow.h"
 #include "ui_mainwindow.h"
 #include <QDesktopWidget>
+#include <QPaintDevice>
 
 MainWindow::MainWindow(QWidget *parent) :
     QssMainWindow(parent),
@@ -11,7 +12,8 @@ MainWindow::MainWindow(QWidget *parent) :
     mPlayerWidget(nullptr),
     mVideoCoder(nullptr),
     mPusher(nullptr),
-    mAudioCapture(nullptr)
+    mAudioCapture(nullptr),
+    mTimer(nullptr)
 {
     ui->setupUi(this);
     this->move(50,50);
@@ -38,6 +40,10 @@ MainWindow::MainWindow(QWidget *parent) :
     //mAudioCapture->InitCapture(0, 44100, 2);
     //mAudioCapture->StartCapture();
     mPusher = new H264RtmpPuser();
+    mTimer = new QTimer(this);
+    connect(mTimer, SIGNAL(timeout()), this, SLOT(DetectDpi()));
+    mTimer->start(1000);
+
 }
 
 MainWindow::~MainWindow(){
@@ -123,3 +129,13 @@ void MainWindow::on_pushButton_3_clicked()
 {
     qDebug()<<ui->comboBox_2->currentText();
 }
+
+void MainWindow::DetectDpi()
+{
+    qDebug()<<"detect dpi";
+    int horizontalDPI = logicalDpiX();
+    int verticalDPI  = logicalDpiY();
+
+    qDebug()<<horizontalDPI<<verticalDPI<<physicalDpiX()<<physicalDpiY();
+
+}
diff --git a/client/qt_gl_/yuvgl/mainwindow.h b/client/qt_gl_/yuvgl/mainwindow.h
index 61ba31c..fe9e4a4 100644
--- a/client/qt_gl_/yuvgl/mainwindow.h
+++ b/client/qt_gl_/yuvgl/mainwindow.h
@@ -28,11 +28,9 @@ public:
 
 private slots:
     void on_pushButton_clicked();
-
     void on_pushButton_2_clicked();
-
     void on_pushButton_3_clicked();
-
+    void DetectDpi();
 private:
     Ui::MainWindow *ui;
     Camera *mCamera;
@@ -44,6 +42,8 @@ private:
     H264RtmpPuser *mPusher;
     CaptureAudioFfmpeg *mAudioCapture;
     vector<CaptureAudioFfmpeg::MICInfo> mMic;
+    QTimer *mTimer;
+
 };
 
 #endif // MAINWINDOW_H