C++ (Cpp) FlashModes::testFlag示例

示例#1

文件： qandroidcameraflashcontrol.cpp 项目： SchleunigerAG/WinEC7_Qt5.3.1_Fixes

void QAndroidCameraFlashControl::setFlashMode(QCameraExposure::FlashModes mode)
{
    if (m_flashMode == mode || !m_session->camera() || !isFlashModeSupported(mode))
        return;

    // if torch was enabled, it first needs to be turned off before setting another mode
    if (m_flashMode == QCameraExposure::FlashVideoLight)
        m_session->camera()->setFlashMode(QLatin1String("off"));

    m_flashMode = mode;

    QString flashMode;
    if (mode.testFlag(QCameraExposure::FlashAuto))
        flashMode = QLatin1String("auto");
    else if (mode.testFlag(QCameraExposure::FlashOn))
        flashMode = QLatin1String("on");
    else if (mode.testFlag(QCameraExposure::FlashRedEyeReduction))
        flashMode = QLatin1String("red-eye");
    else if (mode.testFlag(QCameraExposure::FlashVideoLight))
        flashMode = QLatin1String("torch");
    else // FlashOff
        flashMode = QLatin1String("off");

    m_session->camera()->setFlashMode(flashMode);
}

示例#2

文件： bbcameraflashcontrol.cpp 项目： MarianMMX/MarianMMX

void BbCameraFlashControl::setFlashMode(QCameraExposure::FlashModes mode)
{
    if (m_flashMode == mode)
        return;

    if (m_session->status() != QCamera::ActiveStatus) // can only be changed when viewfinder is active
        return;

    if (m_flashMode == QCameraExposure::FlashVideoLight) {
        const camera_error_t result = camera_config_videolight(m_session->handle(), CAMERA_VIDEOLIGHT_OFF);
        if (result != CAMERA_EOK)
            qWarning() << "Unable to switch off video light:" << result;
    }

    m_flashMode = mode;

    if (m_flashMode == QCameraExposure::FlashVideoLight) {
        const camera_error_t result = camera_config_videolight(m_session->handle(), CAMERA_VIDEOLIGHT_ON);
        if (result != CAMERA_EOK)
            qWarning() << "Unable to switch on video light:" << result;
    } else {
        camera_flashmode_t flashMode = CAMERA_FLASH_AUTO;

        if (m_flashMode.testFlag(QCameraExposure::FlashAuto)) flashMode = CAMERA_FLASH_AUTO;
        else if (mode.testFlag(QCameraExposure::FlashOff)) flashMode = CAMERA_FLASH_OFF;
        else if (mode.testFlag(QCameraExposure::FlashOn)) flashMode = CAMERA_FLASH_ON;

        const camera_error_t result = camera_config_flash(m_session->handle(), flashMode);
        if (result != CAMERA_EOK)
            qWarning() << "Unable to configure flash:" << result;
    }
}

示例#3

文件： camerabinflash.cpp 项目： Elleo/qtmultimedia

void CameraBinFlash::setFlashMode(QCameraExposure::FlashModes mode)
{
    GstFlashMode flashMode;
    gst_photography_get_flash_mode(m_session->photography(), &flashMode);

    if (mode.testFlag(QCameraExposure::FlashAuto)) flashMode = GST_PHOTOGRAPHY_FLASH_MODE_AUTO;
    else if (mode.testFlag(QCameraExposure::FlashOff)) flashMode = GST_PHOTOGRAPHY_FLASH_MODE_OFF;
    else if (mode.testFlag(QCameraExposure::FlashOn)) flashMode = GST_PHOTOGRAPHY_FLASH_MODE_ON;
    else if (mode.testFlag(QCameraExposure::FlashFill)) flashMode = GST_PHOTOGRAPHY_FLASH_MODE_FILL_IN;
    else if (mode.testFlag(QCameraExposure::FlashRedEyeReduction)) flashMode = GST_PHOTOGRAPHY_FLASH_MODE_RED_EYE;

    gst_photography_set_flash_mode(m_session->photography(), flashMode);
}

示例#4

void CameraBinFlash::setFlashMode(QCameraExposure::FlashModes mode)
{
    GstFlashMode flashMode;
    gst_photography_get_flash_mode(m_session->photography(), &flashMode);

    if (mode.testFlag(QCameraExposure::FlashAuto)) flashMode = GST_PHOTOGRAPHY_FLASH_MODE_AUTO;
    else if (mode.testFlag(QCameraExposure::FlashOff)) flashMode = GST_PHOTOGRAPHY_FLASH_MODE_OFF;
    else if (mode.testFlag(QCameraExposure::FlashOn)) flashMode = GST_PHOTOGRAPHY_FLASH_MODE_ON;
    else if (mode.testFlag(QCameraExposure::FlashFill)) flashMode = GST_PHOTOGRAPHY_FLASH_MODE_FILL_IN;
    else if (mode.testFlag(QCameraExposure::FlashRedEyeReduction)) flashMode = GST_PHOTOGRAPHY_FLASH_MODE_RED_EYE;

    gst_photography_set_flash_mode(m_session->photography(), flashMode);

#ifdef Q_WS_MAEMO_6
    gboolean torchEnabled = false;
    g_object_get(G_OBJECT(m_session->cameraSourceElement()), "video-torch", &torchEnabled, NULL);

    gboolean enableTorch = mode.testFlag(QCameraExposure::FlashTorch);

    if (bool(enableTorch) != bool(torchEnabled)) {
        g_object_set(G_OBJECT(m_session->cameraSourceElement()), "video-torch", enableTorch, NULL);

        //it's necessary to restart source element to toggle torch
        if (m_session->captureMode() == QCamera::CaptureVideo)
            emit torchModeChanged(bool(torchEnabled));
    }
#endif
}