134 lines
3.4 KiB
C++
134 lines
3.4 KiB
C++
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#include "mainwindow.h"
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#include "ui_mainwindow.h"
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#include "commonhelper.h"
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#include "frameless_helper.h"
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#include <QDebug>
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#include <QImage>
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MainWindow::MainWindow(QWidget *parent) :
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QMainWindow(parent),
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ui(new Ui::MainWindow)
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{
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ui->setupUi(this);
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m_nImageWidth = 1920;
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m_nImageHeight = 1080;
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InitStyle();
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m_pVlcModule = new GdVlcModule;
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GdVlcModule::Init(0, NULL);
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}
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MainWindow::~MainWindow()
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{
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if (m_pVlcModule)
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{
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if (m_pVlcModule->IsPlay())
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{
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m_pVlcModule->StopVideoPlay();
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}
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delete m_pVlcModule;
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m_pVlcModule = NULL;
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}
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GdVlcModule::UnInit();
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delete ui;
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}
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void MainWindow::InitStyle()
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{
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//安装事件监听器,让标题栏识别鼠标双击
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/*
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this->setWindowFlags(/*Qt::FramelessWindowHint |*
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Qt::WindowTitleHint |
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Qt::WindowSystemMenuHint);
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*/
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FramelessHelper *pHelper = new FramelessHelper(this);
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pHelper->activateOn(this); //激活当前窗体
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CommonHelper::SetStyle("blue");//"blue"//"dark"
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}
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void MainWindow::on_pushButton_clicked()
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{
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QString strUrl = ui->lineEdit->text();
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if (strUrl.isEmpty())
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{
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return;
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}
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QByteArray varByteArr = strUrl.toUtf8();
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char* cUrl = varByteArr.data();
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QString strText = ui->pushButton->text();
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if ("开始预览" == strText)
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{
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VIDEO_PLAY_PARAM stParam;
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stParam.pUserData = this;
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#ifdef USE_WINDOW_HAND
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stParam.ePlayMode = VideoPlayModeWindow;
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stParam.pWindowHand = (void*)ui->widget->winId();
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stParam.pVideoCallback = NULL;
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#else
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stParam.ePlayMode = VideoPlayModeCallbackData;
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stParam.pWindowHand = NULL;
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stParam.pVideoCallback = &MainWindow::VideoDataCallback;
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//创建openglview
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m_pVideoOpenGLView = new OpenGLView;
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m_pVideoOpenGLView->Init(m_nImageWidth, m_nImageHeight);
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QVBoxLayout* layoutVL = new QVBoxLayout(ui->widget);
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layoutVL->addWidget(m_pVideoOpenGLView);
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layoutVL->setMargin(0);
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layoutVL->setSpacing(0);
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#endif
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if (VLCMODULE_FAILED(m_pVlcModule->StartVideoPlay(cUrl, stParam)))
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{
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CommonHelper::ShowMessageBoxError("预览失败，请检查网络连接", this);
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return;
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}
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ui->pushButton->setText("停止预览");
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}
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else if ("停止预览" == strText)
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{
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if (m_pVlcModule->IsPlay())
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{
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m_pVlcModule->StopVideoPlay();
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}
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ui->pushButton->setText("开始预览");
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}
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}
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void MainWindow::VideoDataCallback(unsigned char* pFrame, long lFrameWidth, long lFrameHeight, long lFrameSize, VideoDataFormat eType, void* pUser)
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{
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MainWindow* pMain = (MainWindow*)pUser;
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if (pMain)
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{
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pMain->ProcessVideoDataCallback(pFrame, lFrameWidth, lFrameHeight, lFrameSize, eType);
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}
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}
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void MainWindow::ProcessVideoDataCallback(unsigned char* pFrame, long lFrameWidth, long lFrameHeight, long lFrameSize, VideoDataFormat eType)
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{
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if (lFrameWidth != m_nImageWidth || lFrameHeight != m_nImageHeight)
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{
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m_nImageWidth = lFrameWidth;
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m_nImageHeight = lFrameHeight;
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m_pVideoOpenGLView->Init(m_nImageWidth, m_nImageHeight);
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}
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QImage::Format imgFmt = QImage::Format_RGBA8888;
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QImage varImage = QImage(pFrame, lFrameWidth, lFrameHeight, imgFmt);
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m_pVideoOpenGLView->UpdateImageData(varImage.bits());
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}
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