C++ (Cpp) DMVideoModePtr Examples

Example #1

File: DisplayManagerWin.cpp Project: norbusan/plex-media-player

bool DisplayManagerWin::initialize()
{
  DISPLAY_DEVICEW displayInfo;
  int displayId = 0;

  while (getDisplayInfo(displayId, displayInfo))
  {
    if (displayInfo.StateFlags & (DISPLAY_DEVICE_ACTIVE | DISPLAY_DEVICE_ATTACHED))
    {
      DEVMODEW modeInfo;
      int modeId = 0;

      // add the display
      DMDisplayPtr display = DMDisplayPtr(new DMDisplay);
      display->id = displayId;
      display->name = QString::fromWCharArray(displayInfo.DeviceString);
      displays[display->id] = DMDisplayPtr(display);
      m_displayAdapters[display->id] = QString::fromWCharArray(displayInfo.DeviceName);

      while (getModeInfo(displayId, modeId, modeInfo))
      {
        // add the videomode to the display
        DMVideoModePtr videoMode = DMVideoModePtr(new DMVideoMode);
        videoMode->id = modeId;
        display->videoModes[videoMode->id] = videoMode;

        // setup mode information
        videoMode->height = modeInfo.dmPelsHeight;
        videoMode->width = modeInfo.dmPelsWidth;
        videoMode->refreshRate = modeInfo.dmDisplayFrequency;
        videoMode->bitsPerPixel = modeInfo.dmBitsPerPel;
        videoMode->interlaced = (modeInfo.dmDisplayFlags & DM_INTERLACED) ? true : false;

        // Windows just returns interger refresh rate so
        // let's fudge it
        if (videoMode->refreshRate == 59 ||
            videoMode->refreshRate == 29 ||
            videoMode->refreshRate == 23)
           videoMode->refreshRate = (float)(videoMode->refreshRate + 1) / 1.001f;

        modeId++;
      }
    }

    displayId++;
  }

  if (displays.size() == 0)
  {
    QLOG_DEBUG() << "No display found.";
    return false;
  }
  else
    return DisplayManager::initialize();
}

Example #2

File: DisplayManagerRPI.cpp Project: Diganth/plex-media-player

bool DisplayManagerRPI::initialize()
{
  bcm_host_init();

  m_displays.clear();

  // create the main display
  DMDisplayPtr display = DMDisplayPtr(new DMDisplay);
  display->m_id = 0;
  display->m_name = "Display";
  m_displays[display->m_id] = display;

  // fills mode array with both CEA and DMT
  m_modes.resize(0);
  get_modes(m_modes, HDMI_RES_GROUP_CEA); // TV
  get_modes(m_modes, HDMI_RES_GROUP_DMT); // PC

  for (size_t n = 0; n < m_modes.size(); n++)
  {
    TV_SUPPORTED_MODE_NEW_T* tvmode = &m_modes[n];
    DMVideoModePtr mode = DMVideoModePtr(new DMVideoMode);
    mode->m_id = n * 2 + 0;
    display->m_videoModes[mode->m_id] = mode;

    mode->m_height = tvmode->height;
    mode->m_width = tvmode->width;
    mode->m_refreshRate = tvmode->frame_rate;
    mode->m_interlaced = (tvmode->scan_mode == 1);
    mode->m_bitsPerPixel = 32;

    mode = DMVideoModePtr(new DMVideoMode(*mode));
    mode->m_id = n * 2 + 1;
    display->m_videoModes[mode->m_id] = mode;
    mode->m_refreshRate /= 1.001;
  }

  if (m_modes.size() == 0)
    return false;
  else
    return DisplayManager::initialize();
}

Example #3

File: DisplayManagerWin.cpp Project: Brainiarc7/plex-media-player

bool DisplayManagerWin::initialize()
{
  DISPLAY_DEVICEW displayInfo;
  int displayId = 0;

  m_displayAdapters.clear();
  displays.clear();

  while (getDisplayInfo(displayId, displayInfo))
  {
    if (displayInfo.StateFlags & (DISPLAY_DEVICE_ACTIVE | DISPLAY_DEVICE_ATTACHED))
    {
      DEVMODEW modeInfo;
      int modeId = 0;

      // add the display
      DMDisplayPtr display = DMDisplayPtr(new DMDisplay);
      display->id = displayId;
      display->name = QString::fromWCharArray(displayInfo.DeviceString);
      displays[display->id] = DMDisplayPtr(display);
      m_displayAdapters[display->id] = QString::fromWCharArray(displayInfo.DeviceName);

      while (getModeInfo(displayId, modeId, modeInfo))
      {
        // add the videomode to the display
        DMVideoModePtr videoMode = DMVideoModePtr(new DMVideoMode);
        *videoMode = convertDevMode(modeInfo);
        videoMode->id = modeId;
        display->videoModes[videoMode->id] = videoMode;

        modeId++;
      }
    }

    displayId++;
  }

  if (displays.size() == 0)
  {
    QLOG_DEBUG() << "No display found.";
    return false;
  }
  else
    return DisplayManager::initialize();
}

Example #4

File: DisplayManagerOSX.cpp Project: Diganth/plex-media-player

bool DisplayManagerOSX::initialize()
{
  int totalModes = 0;

  m_displays.clear();

  for (int i = 0; i < m_osxDisplayModes.size(); i++)
  {
    if (m_osxDisplayModes[i])
      CFRelease(m_osxDisplayModes[i]);
  }
  m_osxDisplayModes.clear();

  CGError err = CGGetActiveDisplayList(MAX_DISPLAYS, m_osxDisplays, &m_osxnumDisplays);
  if (err)
  {
    m_osxnumDisplays = 0;
    QLOG_ERROR() << "CGGetActiveDisplayList returned failure:" << err;
    return false;
  }

  for (int displayid = 0; displayid < m_osxnumDisplays; displayid++)
  {
    // add the display to the list
    DMDisplayPtr display = DMDisplayPtr(new DMDisplay);
    display->m_id = displayid;
    display->m_name = QString("Display %1").arg(displayid);
    m_displays[display->m_id] = display;

    m_osxDisplayModes[displayid] = CGDisplayCopyAllDisplayModes(m_osxDisplays[displayid], nullptr);
    if (!m_osxDisplayModes[displayid])
      continue;

    int numModes = (int)CFArrayGetCount(m_osxDisplayModes[displayid]);

    for (int modeid = 0; modeid < numModes; modeid++)
    {
      totalModes++;
      
      // add the videomode to the display
      DMVideoModePtr mode = DMVideoModePtr(new DMVideoMode);
      mode->m_id = modeid;
      display->m_videoModes[modeid] = mode;

      // grab videomode info
      CGDisplayModeRef displayMode =
      (CGDisplayModeRef)CFArrayGetValueAtIndex(m_osxDisplayModes[displayid], modeid);

      mode->m_height = CGDisplayModeGetHeight(displayMode);
      mode->m_width = CGDisplayModeGetWidth(displayMode);
      mode->m_refreshRate = CGDisplayModeGetRefreshRate(displayMode);

      CFStringRef pixEnc = CGDisplayModeCopyPixelEncoding(displayMode);

      if (CFStringCompare(pixEnc, CFSTR(IO32BitDirectPixels), kCFCompareCaseInsensitive) == kCFCompareEqualTo)
        mode->m_bitsPerPixel = 32;
      else if (CFStringCompare(pixEnc, CFSTR(IO16BitDirectPixels), kCFCompareCaseInsensitive) == kCFCompareEqualTo)
        mode->m_bitsPerPixel = 16;
      else if (CFStringCompare(pixEnc, CFSTR(IO8BitIndexedPixels), kCFCompareCaseInsensitive) == kCFCompareEqualTo)
        mode->m_bitsPerPixel = 8;

      CFRelease(pixEnc);

      mode->m_interlaced = (CGDisplayModeGetIOFlags(displayMode) & kDisplayModeInterlacedFlag) > 0;

      if (mode->m_refreshRate == 0)
        mode->m_refreshRate = 60;
    }
  }

  if (totalModes == 0)
    return false;
  else
    return DisplayManager::initialize();
}