#include "DisplayMovieGLWidget.h"

#include <QApplication>
#include <QDir>
#include <QImageReader>
#include <QPainter>
#include <QDateTime>
#include <QThreadPool>
#include <QStringList>
#include <QOpenGLPixelTransferOptions>

#include "MainWindow.h"

class LoadImageTask : public QObject, public QRunnable {
public:
    using HandleResoult = std::function<void(int index, QImage image)>;
public:
    LoadImageTask(int index, const QVector<QString>& texturePaths, HandleResoult handle, QObject* parent = nullptr)
        : QObject(parent)
        , m_index(index)
        , m_texturePaths(texturePaths)
        , m_handle(std::move(handle)) {
        setAutoDelete(true);
    }

    void run() override {
        const QString& path = m_texturePaths[m_index];
        QPixmap px(path);
        QImage image = px.toImage().mirrored();
        m_handle(m_index, std::move(image));
    }

private:
    int m_index{ 0 };
    const QVector<QString>& m_texturePaths;
    HandleResoult m_handle;
};


SourImasgeHandler::~SourImasgeHandler() {

}

void SourImasgeHandler::run() {
    QImage dest(size_.width(), size_.height(), QImage::Format_RGBA8888);
    dest.fill(Qt::transparent);

    QImage destAlpha(size_.width(), size_.height(), QImage::Format_RGBA8888);
    destAlpha.fill(Qt::transparent);

    QPainter painter(&dest);
    QPainter painterAlpha(&destAlpha);

    QPixmap px(path_);
    if (!px.isNull()) {
        const QSize& is = MainWindow::Get().GetImageShowSize();
        px = px.scaled(is, Qt::KeepAspectRatio);

        QPoint sp(abs(size_.width() - px.width()) / 2, abs(size_.height() - px.height()) / 2 - 8);
        painter.drawPixmap(sp, px);

        QLinearGradient gradient(sp.x(), sp.y(), sp.x() + 100, sp.y());
        gradient.setColorAt(0, QColor(255, 255, 255, 0));
        gradient.setColorAt(1, QColor(255, 255, 255, 255));
        painterAlpha.fillRect(QRect(sp.x(), sp.y(), 100, px.height()), gradient);

        QLinearGradient gradientr(sp.x() + px.width() - 100, sp.y(), sp.x() + px.width(), sp.y());
        gradientr.setColorAt(0, QColor(255, 255, 225, 255));
        gradientr.setColorAt(1, QColor(255, 255, 225, 0));
        painterAlpha.fillRect(QRect(sp.x() + px.width() - 100, sp.y(), 100, px.height()), gradientr);

        painterAlpha.fillRect(QRect(sp.x() + 100, sp.y(), px.width() - 200, px.height()), Qt::white);


    } else {
     //   qWarning() << "DisplayMovieGLWidget::UpdateSourceImage load failed path:" << path_;
    }

    dest.mirror();
    destAlpha.mirror();

    emit Finish(dest, destAlpha);
}

DisplayMovieGLWidget::DisplayMovieGLWidget(QWidget* parent /*= */)
    : QOpenGLWidget(parent) {
    makeCurrent();
    setAutoFillBackground(false);
}

DisplayMovieGLWidget::~DisplayMovieGLWidget() {
    //m_vbo.destroy();
    if (m_program == nullptr) {
        return;
    }
    makeCurrent();
    delete m_background;
    delete m_mask;
    delete m_source;
    delete m_sourceAlpha;
    delete m_program;
    delete m_vshader;
    delete m_fshader;
    m_vbo->destroy();
    m_vao->destroy();
    doneCurrent();
}

void DisplayMovieGLWidget::initializeGL() {
    makeCurrent();
    initializeOpenGLFunctions();

    static float vertices[] = {
        // 位置               // 颜色              // 纹理坐标
        1.0f,  1.0f, 0.0f, 1.0f, 0.0f, 0.0f,   1.0f, 1.0f, // 右上
        1.0f, -1.0f, 0.0f, 0.0f, 1.0f, 0.0f,   1.0f, 0.0f, // 右下
       -1.0f, -1.0f, 0.0f, 0.0f, 0.0f, 1.0f,   0.0f, 0.0f, // 左下
       -1.0f,  1.0f, 0.0f, 1.0f, 1.0f, 0.0f,   0.0f, 1.0f  // 左上
    };
    static unsigned int indices[] = {
        // 注意索引从0开始!
        // 此例的索引(0,1,2,3)就是顶点数组vertices的下标，
        // 这样可以由下标代表顶点组合成矩形
        0, 1, 3, // 第一个三角形
        1, 2, 3  // 第二个三角形
    };


    glClearColor(0.2f, 0.3f, 0.3f, 1.0f);// 设置清屏颜色
    glDisable(GL_DEPTH_TEST);    // 启用深度测试
    glEnable(GL_COLOR_BUFFER_BIT);  // 启用颜色缓冲区

    const QString shaderDir = QApplication::applicationDirPath() + "/ProjectDisplay/shader/";

    // 创建顶点着色器对象，并编译
    m_vshader = new QOpenGLShader(QOpenGLShader::Vertex);
    bool success = m_vshader->compileSourceFile(shaderDir + "vertex_shader.vs");
    if (!success) {
        const QString log = m_vshader->log();
        qDebug() << log;
    }
    // 创建片段着色器对象，并编译
    m_fshader = new QOpenGLShader(QOpenGLShader::Fragment);
    success = m_fshader->compileSourceFile(shaderDir + "fragment_shader.fs");
    if (!success) {
        const QString log = m_fshader->log();
        qDebug() << log;

    }
    // 创建着色器程序对象，添加顶点着色器和片段着色器，并链接它们
    m_program = new QOpenGLShaderProgram;
    m_program->addShader(m_vshader);
    m_program->addShader(m_fshader);
    m_program->link();
    // 创建顶点数组对象，并绑定到当前上下文
    m_vao = new QOpenGLVertexArrayObject;
    m_vao->create();
    QOpenGLVertexArrayObject::Binder vaoBinder(m_vao);
    // 创建顶点缓冲对象，
    m_vbo = new QOpenGLBuffer(QOpenGLBuffer::VertexBuffer);
    m_vbo->create();
    m_vbo->bind();
    // 分配显存大小，并搬运至显存
    m_vbo->allocate(vertices, sizeof(vertices));

    // 创建元素缓冲对象，
    m_ebo = new QOpenGLBuffer(QOpenGLBuffer::IndexBuffer);
    m_ebo->create();
    m_ebo->bind();
    // 分配显存大小，并搬运至显存
    m_ebo->allocate(indices, sizeof(indices));
    // 链接顶点属性
    glVertexAttribPointer(0, 3, GL_FLOAT, GL_FALSE, 8 * sizeof(float), 0);
    // 顶点属性默认是禁用的，启用顶点属性0（location=0）
    m_program->enableAttributeArray(0);
    // 颜色属性
    glVertexAttribPointer(1, 3, GL_FLOAT, GL_FALSE, 8 * sizeof(float), (void*)(3 * sizeof(float)));
    m_program->enableAttributeArray(1);
    // 纹理坐标属性
    glVertexAttribPointer(2, 2, GL_FLOAT, GL_FALSE, 8 * sizeof(float), (void*)(6 * sizeof(float)));
    m_program->enableAttributeArray(2);


    m_vao->release();
    m_vbo->release();

    QDateTime dt = QDateTime::currentDateTime();
    m_startTimestamp = dt.toUTC().toMSecsSinceEpoch();

#ifdef BG_VLC
    PlayBackgroundMovie(); 
#else
    InitBackgroundImages();
#endif

    InitBackgroundTexture();

    InitMaskImages();
    InitMaskTexture();
    InitForeMovieTextImage();

    m_program->bind();  //在修改uniform值之前，一定要绑定着色器程序到当前激活的opengl上下文
    m_program->setUniformValue("bgMap", 0);
    m_program->setUniformValue("maskMap", 1);
    m_program->setUniformValue("sourceMap", 2);
    m_program->setUniformValue("textMap", 3);
    m_program->setUniformValue("movieTextMap", 4);
    m_program->setUniformValue("bgMapMask", 5);
    m_program->setUniformValue("sourceAlphaMap", 6);

    //connect(&m_timer, &QTimer::timeout, this, &DisplayMovieGLWidget::OnTimeout);
    //m_timer.start(40);

    QTimer::singleShot(3000, [this]() {
        m_showSource = true;

        }
    );

    //OnMessage("0|1|0");
    //OnMessage("");
}

void DisplayMovieGLWidget::paintGL() {
    makeCurrent();
#ifdef BG_VLC
    if (!videoImage_.isNull()) {
        QOpenGLTexture::PixelFormat pf = QOpenGLTexture::BGRA;
        const void* data = reinterpret_cast<const void*>(videoImage_.constBits());
#else
    if (m_backgroundFrameCount > 0 && !m_textureData.isEmpty()) {
        const QImage& image = m_textureData[m_backgroundCurrentFrame];
        QOpenGLTexture::PixelFormat pf = QOpenGLTexture::RGB;
        const void* data = reinterpret_cast<const void*>(image.constBits());
#endif
        QOpenGLPixelTransferOptions uploadOptions;
        uploadOptions.setAlignment(8);
        m_background->setData(0, pf, QOpenGLTexture::UInt8, data, &uploadOptions);
    }
    if (!videoForeImage_.isNull()) {
        // const QImage& image = m_textureData[m_backgroundCurrentFrame];       
        QOpenGLPixelTransferOptions uploadOptions;
        uploadOptions.setAlignment(8);
        m_movieSource->setData(0, QOpenGLTexture::BGRA, QOpenGLTexture::UInt8, videoForeImage_.constBits(), &uploadOptions);
    }

    if (m_maskFrame < m_maskTextureData.size() && !m_maskTextureData.isEmpty()) {
        const QImage& image = m_maskTextureData[m_maskFrame];
        QOpenGLPixelTransferOptions uploadOptions;
        uploadOptions.setAlignment(1);
        m_mask->setData(0, QOpenGLTexture::RGBA, QOpenGLTexture::UInt8, image.constBits(), &uploadOptions);
        //m_mask->setData(image);
    }

    glClearColor(0.f, 0.f, 0.f, 1.0f);
    glClear(GL_COLOR_BUFFER_BIT | GL_DEPTH_BUFFER_BIT);

    // 将纹理绑定到当前激活的纹理单元
    if (nullptr != m_background) {
        m_background->bind(0);
    }

    if (nullptr != m_mask) {
        m_mask->bind(1);
    }

    if (nullptr != m_source) {
        m_source->bind(2);
    }

    if (nullptr != m_textSource) {
        m_textSource->bind(3);
    }

    if (nullptr != m_movieSource) {
        m_movieSource->bind(4);
    }
    if (nullptr != m_backgroundMask) {
        m_backgroundMask->bind(5);
    }
    if (nullptr != m_sourceAlpha) {
        m_sourceAlpha->bind(6);
    }

    QMatrix4x4 projection;

    QMatrix4x4 view;
    view.translate(0.0f, 0.0f, -1.0000f);

    QMatrix4x4 model;

    // 绑定着色器程序至当前上下文，相当于调用glUseProgram()
    m_program->bind();
    m_program->setUniformValue("view", view);
    m_program->setUniformValue("projection", projection);
    m_program->setUniformValue("model", model);

    QDateTime dt = QDateTime::currentDateTime();
    qint64 nowTimeStamp = dt.toUTC().toMSecsSinceEpoch();
    float timeStamp = nowTimeStamp - m_startTimestamp;
    m_program->setUniformValue("fusion", m_fusion);
    m_program->setUniformValue("alpha", m_alpha);
    m_program->setUniformValue("time", timeStamp * 0.001f);

    // 绑定VAO，调用设置的一组状态
    QOpenGLVertexArrayObject::Binder vaoBinder(m_vao);
    // 绘制三角形
    glDrawElements(GL_TRIANGLES, 6, GL_UNSIGNED_INT, 0);
    m_program->release();
    // 交换缓存
    auto* context = QOpenGLContext::currentContext();
    context->swapBuffers(context->surface());
}

void DisplayMovieGLWidget::resizeGL(int w, int h) {
    makeCurrent();
    glViewport(0, 0, w, h);

    update();
}
#if FPS_DISPLAY


int gettimeofday(struct timeval* tp, struct timezone* tzp) {
    // Note: some broken versions only have 8 trailing zero's, the correct epoch has 9 trailing zero's
    // This magic number is the number of 100 nanosecond intervals since January 1, 1601 (UTC)
    // until 00:00:00 January 1, 1970 
    static const uint64_t EPOCH = ((uint64_t)116444736000000000ULL);

    SYSTEMTIME  system_time;
    FILETIME    file_time;
    uint64_t    time;

    GetSystemTime(&system_time);
    SystemTimeToFileTime(&system_time, &file_time);
    time = ((uint64_t)file_time.dwLowDateTime);
    time += ((uint64_t)file_time.dwHighDateTime) << 32;

    tp->tv_sec = (long)((time - EPOCH) / 10000000L);
    tp->tv_usec = (long)(system_time.wMilliseconds * 1000);
    return 0;
}

static double GetFPSAverageCount(int seconds) {
    static struct timeval timeStart;
    static struct timeval timeFinish;
    static bool init{ false };
    static int count{ 0 };

    static double fps = 0.0;

    if (!init) {
        gettimeofday(&timeStart, NULL);
        gettimeofday(&timeFinish, NULL);
        init = true;
    } else {
        int cycle = timeFinish.tv_sec - timeStart.tv_sec;
        gettimeofday(&timeFinish, NULL);

        if (cycle >= seconds) {
            gettimeofday(&timeStart, NULL);
            fps = count / seconds;
            count = 0;
            printf("----------\n");
            printf("%d S average FPS value is: %f\n", seconds, fps);
        }
        count++;
    }

    return fps;
}

void DisplayMovieGLWidget::paintEvent(QPaintEvent* event) {
    QPainter painter;
    painter.begin(this);
    painter.setRenderHint(QPainter::Antialiasing);
    painter.translate(100, 100);
    painter.fillRect(rect(), QBrush(QColor(64, 32, 64)));

    
    painter.setPen(Qt::red);

    double fps = GetFPSAverageCount(1);
    painter.drawText(rect().topLeft() + QPoint(20, 100), QString("fps:%1").arg(QString::number(fps)));
   // painter.drawLine(rect().topLeft(), rect().bottomRight());

    painter.end();
   
}
#endif
void DisplayMovieGLWidget::OnTimeout() {
    makeCurrent();
   
   
#ifndef BG_VLC 
    LoadBackgroundTexture();
    if (!m_textureData.isEmpty()) {
        m_backgroundCurrentFrame = (m_backgroundCurrentFrame + 1) % m_textureData.size();
    }

#endif
    LoadMaskTexture();

    if (++m_maskFrame >= m_maskTextureData.size()) {
        m_maskFrame = m_maskTextureData.size() - 1;
    }

    if (m_showSource && (++m_colorMaskFrame >= m_maskTextureData.size())) {
        m_colorMaskFrame = m_maskTextureData.size() - 1;
    }

    if (m_delayTime > 0) {
        m_delayTime -= 40;
        
        if (m_alpha >= 1.0f) {
            m_alpha = 1.0f;
        } else {
            m_alpha *= 1.05f;
        }
    } else {
        if (m_alpha == 0.0f) {
            update();
            return;
        }

        if (m_alpha > 0.000001f) {
            m_alpha *= 0.95f;
        } else {
            m_alpha = 0.0f;
            m_maskFrame = 0;
            m_place = 0;
            m_showText = "";
            UpdateTextImage();
            m_fusion = false;
        }
    }
    emit AlphaChanged(m_alpha);

    update();
}

void DisplayMovieGLWidget::OnMoveFrame(const QImage& movieImage) {
    videoForeImage_ = movieImage.mirrored();
}

//void DisplayMovieGLWidget::LoadBackgroundTexture() {
//    if (m_textureData.count() >= m_backgroundFrameCount) {
//        return;
//    }
//
//    QImageReader reader;
//    reader.setAutoTransform(true);
//
//    reader.setFileName(m_backgourndTexturePaths[m_backgroundCurrentFrame]);
//    QImage image = reader.read();
//    image = image.mirrored().convertToFormat(QImage::Format_RGBA8888);
//    m_textureData.emplace_back(std::move(image));
//}


void DisplayMovieGLWidget::InitBackgroundImages() {
#ifndef BG_VLC
    const QString imageDir = QApplication::applicationDirPath() + "/ProjectDisplay/background/out";
    QStringList jpgFiles;

    QDir dir(imageDir);
    QStringList filters;
    filters << "*.jpg";  // 添加 JPG 的文件扩展名
    QFileInfoList fileInfoList = dir.entryInfoList(filters, QDir::Files);  // 使用过滤器获取文件列表

    m_backgroundFrameCount = fileInfoList.size();
    m_textureData.resize(m_backgroundFrameCount);

    foreach(const QFileInfo & fileInfo, fileInfoList) {
        m_backgourndTexturePaths.append(fileInfo.absoluteFilePath());
    }

    auto handle = [&](int index, QImage image) {
        image = image.convertToFormat(QImage::Format_RGB888);
        m_textureData[index] = std::move(image);
        };

    QThreadPool pool;
    pool.setMaxThreadCount(std::thread::hardware_concurrency());
    for (int i = 0; i < m_backgourndTexturePaths.count(); ++i) {
        LoadImageTask* task = new LoadImageTask(i, m_backgourndTexturePaths, handle);
        pool.start(task);
    }

    pool.waitForDone();
#endif
}

void DisplayMovieGLWidget::LoadMaskTexture() {
    if (m_maskTextureData.count() >= m_maskFrameCount) {
        return;
    }

    QImageReader reader;
    reader.setAutoTransform(true);

    reader.setFileName(m_maskTexturePaths[m_maskFrame]);

    QSize s = size();
    QImage image = reader.read();
    image = image.scaled(s, Qt::KeepAspectRatio);
    m_maskTextureData.emplace_back(std::move(image.mirrored()));
}

void DisplayMovieGLWidget::InitBackgroundTexture() {
    if (nullptr == m_background) {
       // QPixmap px(m_backgourndTexturePaths[m_backgroundCurrentFrame]);
        m_background = new QOpenGLTexture(QOpenGLTexture::Target2D);
        m_background->setAutoMipMapGenerationEnabled(false);
        m_background->setSize(3840, 1200);
        m_background->setMipLevels(1);
#ifndef BG_VLC
        m_background->setFormat(QOpenGLTexture::RGB8_UNorm);
        /*m_background->setMinificationFilter(QOpenGLTexture::Nearest);
        m_background->setMagnificationFilter(QOpenGLTexture::Nearest);
        m_background->allocateStorage();*/

        m_background->allocateStorage(QOpenGLTexture::RGB, QOpenGLTexture::UInt8);
#else
        m_background->setFormat(QOpenGLTexture::RGBA8_UNorm);
        /*m_background->setMinificationFilter(QOpenGLTexture::Nearest);
        m_background->setMagnificationFilter(QOpenGLTexture::Nearest);
        m_background->allocateStorage();*/

        m_background->allocateStorage(QOpenGLTexture::RGBA, QOpenGLTexture::UInt8);
#endif
        //// 设置纹理环绕方式
        m_background->setWrapMode(QOpenGLTexture::DirectionS, QOpenGLTexture::Repeat);
        m_background->setWrapMode(QOpenGLTexture::DirectionT, QOpenGLTexture::Repeat);
        // 设置多级渐远纹理过滤方式
        //m_background->setMinMagFilters(QOpenGLTexture::LinearMipMapLinear, QOpenGLTexture::Linear);
    }
    if (nullptr == m_backgroundMask) {
        m_backgroundMask = new QOpenGLTexture(QOpenGLTexture::Target2D);
        m_backgroundMask->setAutoMipMapGenerationEnabled(false);
        m_backgroundMask->setFormat(QOpenGLTexture::RGBA8_UNorm);
        m_backgroundMask->setSize(3840, 1200);
        m_backgroundMask->setMipLevels(1);
        m_backgroundMask->allocateStorage(QOpenGLTexture::RGBA, QOpenGLTexture::UInt8);
        m_backgroundMask->setWrapMode(QOpenGLTexture::DirectionS, QOpenGLTexture::Repeat);
        m_backgroundMask->setWrapMode(QOpenGLTexture::DirectionT, QOpenGLTexture::Repeat);

        QImageReader reader;
        reader.setAutoTransform(true);

        const QString filePath = QCoreApplication::applicationDirPath() + "/ProjectDisplay/background/bg.png";
        reader.setFileName(filePath);
        QImage image = reader.read();

        QImage dest(3840, 1200, QImage::Format_RGBA8888);
        dest.fill(0);
        QPainter painter(&dest);
        painter.drawImage(0, 0, image);
        painter.end();

        dest.mirror();

        QOpenGLPixelTransferOptions uploadOptions;
        uploadOptions.setAlignment(1);
        m_backgroundMask->setData(0, QOpenGLTexture::RGBA, QOpenGLTexture::UInt8, dest.constBits(), &uploadOptions);
    }
}

void DisplayMovieGLWidget::InitMaskTexture() {
    if (nullptr == m_mask) {
        QImageReader reader;
        reader.setAutoTransform(true);

        reader.setFileName(m_maskTexturePaths[m_maskFrame]);
        QImage image = reader.read();
        m_mask = new QOpenGLTexture(QOpenGLTexture::Target2D);
        m_mask->setAutoMipMapGenerationEnabled(false);
        m_mask->setFormat(QOpenGLTexture::RGBA8_UNorm);
        int with = image.width();
        int height = image.height();
        m_mask->setSize(with, height);
        m_mask->setMipLevels(1);
        m_mask->allocateStorage(QOpenGLTexture::RGBA, QOpenGLTexture::UInt8);
        /*m_mask = new QOpenGLTexture(image.mirrored());
        m_mask->setAutoMipMapGenerationEnabled(false);*/
        // 设置纹理环绕方式
        m_mask->setWrapMode(QOpenGLTexture::DirectionS, QOpenGLTexture::Repeat);
        m_mask->setWrapMode(QOpenGLTexture::DirectionT, QOpenGLTexture::Repeat);
    }
}

void DisplayMovieGLWidget::UpdateSourceImage(const QString& path) {
    
    if (path.isEmpty()) {
        qWarning() << "DisplayMovieGLWidget::UpdateSourceImage source path is empty";
        return;
    }

    const QSize s = size();
    if (nullptr == m_source) {
        makeCurrent();
        m_source = new QOpenGLTexture(QOpenGLTexture::Target2D);
        m_source->setAutoMipMapGenerationEnabled(false);
        m_source->setFormat(QOpenGLTexture::RGBA8_UNorm);
        m_source->setSize(s.width(), s.height());
        m_source->setMipLevels(1);
        m_source->allocateStorage(QOpenGLTexture::RGBA, QOpenGLTexture::UInt8);
        // 设置纹理环绕方式
        m_source->setWrapMode(QOpenGLTexture::DirectionS, QOpenGLTexture::ClampToEdge);
        m_source->setWrapMode(QOpenGLTexture::DirectionT, QOpenGLTexture::ClampToEdge);
    }

    if (nullptr == m_sourceAlpha) {
        makeCurrent();
        m_sourceAlpha = new QOpenGLTexture(QOpenGLTexture::Target2D);
        m_sourceAlpha->setAutoMipMapGenerationEnabled(false);
        m_sourceAlpha->setFormat(QOpenGLTexture::RGBA8_UNorm);
        m_sourceAlpha->setSize(s.width(), s.height());
        m_sourceAlpha->setMipLevels(1);
        m_sourceAlpha->allocateStorage(QOpenGLTexture::RGBA, QOpenGLTexture::UInt8);
        // 设置纹理环绕方式
        m_sourceAlpha->setWrapMode(QOpenGLTexture::DirectionS, QOpenGLTexture::ClampToEdge);
        m_sourceAlpha->setWrapMode(QOpenGLTexture::DirectionT, QOpenGLTexture::ClampToEdge);
    }
;
    SourImasgeHandler* handler = new SourImasgeHandler(path, s);
    connect(handler, &SourImasgeHandler::Finish, this, &DisplayMovieGLWidget::OnUpdateSourceImage, Qt::QueuedConnection);
    QThreadPool::globalInstance()->start(handler);
}

void DisplayMovieGLWidget::UpdateTextImage() {
    makeCurrent();
    const QSize s = size();
    QImage dest(s.width(), s.height(), QImage::Format_RGB888);
    dest.fill(Qt::transparent);
    QPainter painter(&dest);

    //const QStringList& fontFamilies = MainWindow::Get().GetDefaultFontFamily();
    //QFont font(fontFamilies[0], 30, QFont::Black);
    QFont font("Microsoft YaHei", 30, QFont::Bold);
    painter.setPen(QColor(255, 255, 255));
    painter.setFont(font);
    QFontMetrics fm(font);
    const QSize textSize = fm.size(Qt::TextWordWrap, m_showText);
    QTextOption textOption(Qt::AlignHCenter);
    textOption.setWrapMode(QTextOption::NoWrap);
    painter.drawText(MainWindow::Get().GetTextRect(), m_showText, textOption);
   
    
    painter.end();

    QImage image = dest.mirrored();
    if (nullptr == m_textSource) {
        //m_textSource = new QOpenGLTexture(image);
        m_textSource = new QOpenGLTexture(QOpenGLTexture::Target2D);
        m_textSource->setAutoMipMapGenerationEnabled(false);
        m_textSource->setFormat(QOpenGLTexture::RGB8_UNorm);
        m_textSource->setSize(image.width(), image.height());
        m_textSource->setMipLevels(1);
        m_textSource->allocateStorage(QOpenGLTexture::RGB, QOpenGLTexture::UInt8);
        // 设置纹理环绕方式
        m_textSource->setWrapMode(QOpenGLTexture::DirectionS, QOpenGLTexture::ClampToEdge);
        m_textSource->setWrapMode(QOpenGLTexture::DirectionT, QOpenGLTexture::ClampToEdge);
    }
    QOpenGLPixelTransferOptions uploadOptions;
    uploadOptions.setAlignment(1);
    m_textSource->setData(0, QOpenGLTexture::RGB, QOpenGLTexture::UInt8, image.constBits(), &uploadOptions);
    //m_textSource->setData(dest.mirrored());
}

void DisplayMovieGLWidget::InitForeMovieTextImage() {
    makeCurrent();
    QImage dest(3240, 1200, QImage::Format_RGBA8888);
    dest.fill(Qt::transparent);

    videoForeImage_ = dest.mirrored();
    if (nullptr == m_movieSource) {
        //m_textSource = new QOpenGLTexture(image);
        m_movieSource = new QOpenGLTexture(QOpenGLTexture::Target2D);
        m_movieSource->setAutoMipMapGenerationEnabled(false);
        m_movieSource->setFormat(QOpenGLTexture::RGBA8_UNorm);
        m_movieSource->setSize(dest.width(), dest.height());
        m_movieSource->setMipLevels(1);
        m_movieSource->allocateStorage(QOpenGLTexture::RGB, QOpenGLTexture::UInt8);
        // 设置纹理环绕方式
        m_movieSource->setWrapMode(QOpenGLTexture::DirectionS, QOpenGLTexture::ClampToEdge);
        m_movieSource->setWrapMode(QOpenGLTexture::DirectionT, QOpenGLTexture::ClampToEdge);
    }
    QOpenGLPixelTransferOptions uploadOptions;
    uploadOptions.setAlignment(1);
    m_movieSource->setData(0, QOpenGLTexture::RGBA, QOpenGLTexture::UInt8, videoForeImage_.constBits(), &uploadOptions);
}

void DisplayMovieGLWidget::PlayBackgroundMovie() {
#ifdef BG_VLC
    videoImage_ = QImage(3840, 1200, QImage::Format_RGBA8888);
    connect(&vlcPlayer_, &VlcMediaListPlayer::VideoDataOutput, this, &DisplayMovieGLWidget::SlotSetOneFrame, Qt::QueuedConnection);

    vlcPlayer_.SetPlayMode(VlcMediaListPlayer::Loop);

    const QString filePath = QCoreApplication::applicationDirPath() + "/ProjectDisplay/background/bg.mp4";
    QStringList paths;
    paths.append(filePath);
    vlcPlayer_.SetResolution(3840, 1200);
    vlcPlayer_.SetMediaList(paths);
    vlcPlayer_.Play();
#endif
}
void DisplayMovieGLWidget::SlotSetOneFrame(QImage image) {
#ifdef BG_VLC
    videoImage_ = image.mirrored();
#endif
}

void DisplayMovieGLWidget::OnUpdateSourceImage(QImage source, QImage sourceAlpha) {
    makeCurrent();

    QOpenGLPixelTransferOptions uploadOptions;
    uploadOptions.setAlignment(1);
    m_source->setData(0, QOpenGLTexture::RGBA, QOpenGLTexture::UInt8, source.constBits(), &uploadOptions);
    m_sourceAlpha->setData(0, QOpenGLTexture::RGBA, QOpenGLTexture::UInt8, sourceAlpha.constBits(), &uploadOptions);
}

void DisplayMovieGLWidget::LoadBackgroundTexture() {
#ifndef BG_VLC
    if (m_textureData.count() >= m_backgroundFrameCount) {
        return;
    }

    QImageReader reader;
    reader.setAutoTransform(true);

    reader.setFileName(m_backgourndTexturePaths[m_backgroundCurrentFrame]);
    QImage image = reader.read();
    image = image.mirrored().convertToFormat(QImage::Format_RGB888);
    m_textureData.emplace_back(std::move(image));

#endif
}

void DisplayMovieGLWidget::InitMaskImages() {
    const QString imageDir = QApplication::applicationDirPath() + "/ProjectDisplay/mask";

    QStringList jpgFiles;

    QDir dir(imageDir);
    QStringList filters;
    filters << "*.jpg";  // 添加 JPG 的文件扩展名
    QFileInfoList fileInfoList = dir.entryInfoList(filters, QDir::Files);  // 使用过滤器获取文件列表

    m_maskFrameCount = fileInfoList.size();
    m_maskTextureData.resize(fileInfoList.size());

    foreach(const QFileInfo & fileInfo, fileInfoList) {
        m_maskTexturePaths.append(fileInfo.absoluteFilePath());
    }


    auto handle = [&](int index, QImage image) {
        m_maskTextureData[index] = std::move(image);
        };

    QThreadPool pool;
    pool.setMaxThreadCount(std::thread::hardware_concurrency());
    for (int i = 0; i < m_maskTexturePaths.count(); ++i) {
        LoadImageTask* task = new LoadImageTask(i, m_maskTexturePaths, handle);
        pool.start(task);
    }

    pool.waitForDone();
}

void DisplayMovieGLWidget::ReInit() {
  //  m_backgroundCurrentFrame = 0;
    m_maskFrame = 0;
    m_colorMaskFrame = 0;
    m_showSource = false;

    QTimer::singleShot(5000, [this]() {
        m_showSource = true;
        }
    );
}

void DisplayMovieGLWidget::SetNetConnectStatus(int connected) {
    m_connected = connected;
    //UpdateNetworkTextImage();
}

void DisplayMovieGLWidget::OnMessage(const QString& cmd) {
    // cmd = "0/0/0"
    const QStringList params = cmd.split("|");
    if (params.count() < 3) {
        qWarning() << "invalid cmd:" << cmd;
        return;
    }

    int32_t town = params[0].toInt();
    int32_t place = params[1].toInt();
    int32_t image = params[2].toInt();

    if (/*m_place != place*/true) {
        m_place = place;
        m_maskFrame = 0;
        m_colorMaskFrame = 0;
        m_showSource = false;
        QDateTime dt = QDateTime::currentDateTime();
        m_startTimestamp = dt.toUTC().toMSecsSinceEpoch();


        QTimer::singleShot(5000, [this]() {
            m_showSource = true;
        });
        QTimer::singleShot(100, [this]() {
            MainWindow::Get().PlayWav();
        });
    }

    m_alpha = 0.13f;

    const QString townName = MainWindow::Get().GetTownName(town);
    const QString placeName = MainWindow::Get().GetPlaceName(town, place);
    const QString imageName = MainWindow::Get().GetImageName(town, place, image);
    /*if (imageName.isEmpty()) {
        qWarning() << "image name is empty";
        return;
    }*/

    const QString& path = QString("%1/ProjectDisplay/images/%2/%3/%4").arg(QApplication::applicationDirPath(), townName, placeName, imageName);
    UpdateSourceImage(path);
    
    m_showText = MainWindow::Get().GetTitleName(town, place);

    UpdateTextImage();
    m_fusion = true;

    m_delayTime = MainWindow::Get().GetDelayRetore() * 1000;
}