void TorcQMLDisplayOSX::RefreshScreenModes(void) { if (!m_window) return; // release existing modes if (m_displayModes) CFRelease(m_displayModes); m_displayModes = NULL; m_modes.clear(); // retrieve new list of modes CGDirectDisplayID display = GetOSXDisplay(m_window->winId()); if (!display) return; CGDisplayModeRef current = CGDisplayCopyDisplayMode(display); m_displayModes = CGDisplayCopyAllDisplayModes(display, NULL); if (m_displayModes) { for (int i = 0; i < CFArrayGetCount(m_displayModes); ++i) { CGDisplayModeRef mode = (CGDisplayModeRef)CFArrayGetValueAtIndex(m_displayModes, i); int modewidth = CGDisplayModeGetWidth(mode); int modeheight = CGDisplayModeGetHeight(mode); double moderate = CGDisplayModeGetRefreshRate(mode); // internal OSX displays have 'flexible' refresh rates, with a max of 60Hz - but report 0hz if (moderate < 0.1f) moderate = 60.0f; int32_t flags = CGDisplayModeGetIOFlags(mode); bool interlaced = flags & kDisplayModeInterlacedFlag; CFStringRef fmt = CGDisplayModeCopyPixelEncoding(mode); int depth = DepthFromStringRef(fmt); CFRelease(fmt); bool ignore = modewidth != screenPixelSize.width() || modeheight != screenPixelSize.height() || (flags & kDisplayModeNotGraphicsQualityFlag) || !(flags & kDisplayModeSafetyFlags) || depth < 32 || moderate < 10.0f || moderate > 121.0f; LOG(VB_GENERAL, LOG_INFO, QString("Mode %1x%2@%3Hz %4bpp%5%6%7") .arg(modewidth).arg(modeheight).arg(moderate).arg(depth) .arg(interlaced ? QString(" Interlaced") : "") .arg(ignore ? QString(" Ignoring") : "") .arg(mode == current ? QString(" CURRENT"): "")); if (!ignore) { if (mode == current) { setScreenInterlaced(interlaced); setScreenRefreshRate(moderate); } m_modes.append(TorcDisplayMode(modewidth, modeheight, depth, moderate, interlaced, i)); } } } }
double UIDisplay::GetRefreshRatePriv(void) { CocoaAutoReleasePool pool; double rate = 0.0f; CGDirectDisplayID disp = GetOSXDisplay(m_widget->winId()); if (!disp) { LOG(VB_GENERAL, LOG_WARNING, "Failed to get OS X display"); return rate; } CGDisplayModeRef current = CGDisplayCopyDisplayMode(disp); if (current) { rate = CGDisplayModeGetRefreshRate(current); if (qFuzzyCompare((double)1.0f, rate + 1.0f)) m_variableRefreshRate = true; } else { LOG(VB_GENERAL, LOG_WARNING, "Failed to get current display mode"); return rate; } if (m_variableRefreshRate) { CGDisplayModeRelease(current); return rate; } // if we've run this already, release the modes m_modes.clear(); m_originalModeIndex = -1; if (gDisplayModes) CFRelease(gDisplayModes); gDisplayModes = CGDisplayCopyAllDisplayModes(disp, NULL); if (gDisplayModes) { for (int i = 0; i < CFArrayGetCount(gDisplayModes); ++i) { CGDisplayModeRef mode = (CGDisplayModeRef)CFArrayGetValueAtIndex(gDisplayModes, i); int modewidth = CGDisplayModeGetWidth(mode); int modeheight = CGDisplayModeGetHeight(mode); double moderate = CGDisplayModeGetRefreshRate(mode); int32_t flags = CGDisplayModeGetIOFlags(mode); bool interlaced = flags & kDisplayModeInterlacedFlag; CFStringRef fmt = CGDisplayModeCopyPixelEncoding(mode); int depth = DepthFromStringRef(fmt); CFRelease(fmt); bool ignore = modewidth != m_pixelSize.width() || modeheight != m_pixelSize.height() || (flags & kDisplayModeNotGraphicsQualityFlag) || !(flags & kDisplayModeSafetyFlags) || depth < 32 || moderate < 10.0f || moderate > 121.0f; LOG(VB_GUI, LOG_INFO, QString("Mode %1x%2@%3Hz %4bpp%5%6%7") .arg(modewidth).arg(modeheight).arg(moderate).arg(depth) .arg(interlaced ? QString(" Interlaced") : "") .arg(ignore ? QString(" Ignoring") : "") .arg(mode == current ? QString(" CURRENT"): "")); if (!ignore) { m_modes.append(UIDisplayMode(modewidth, modeheight, depth, moderate, interlaced, i)); if (mode == current) m_originalModeIndex = m_modes.size() - 1; } } } CGDisplayModeRelease(current); return rate; }