bool DisplayResX::SwitchToVideoMode(int width, int height, double desired_rate)
{
double rate;
DisplayResScreen desired_screen(width, height, 0, 0, -1.0, desired_rate);
int idx = DisplayResScreen::FindBestMatch(m_videoModesUnsorted,
desired_screen, rate);
if (idx >= 0)
{
short finalrate;
MythXDisplay *display = NULL;
XRRScreenConfiguration *cfg = GetScreenConfig(display);
if (!cfg)
return false;
Rotation rot;
XRRConfigCurrentConfiguration(cfg, &rot);
// Search real xrandr rate for desired_rate
finalrate = (short) rate;
for (uint i = 0; i < m_videoModes.size(); i++)
{
if ((m_videoModes[i].Width() == width) &&
(m_videoModes[i].Height() == height))
{
if (m_videoModes[i].Custom())
{
finalrate = m_videoModes[i].realRates[rate];
LOG(VB_PLAYBACK, LOG_INFO,
QString("Dynamic TwinView rate found, set %1Hz as "
"XRandR %2") .arg(rate) .arg(finalrate));
}
break;
}
}
Window root = display->GetRoot();
Status status = XRRSetScreenConfigAndRate(display->GetDisplay(), cfg,
root, idx, rot, finalrate,
CurrentTime);
XRRFreeScreenConfigInfo(cfg);
delete display;
if (RRSetConfigSuccess != status)
LOG(VB_GENERAL, LOG_ERR,
"XRRSetScreenConfigAndRate() call failed.");
return RRSetConfigSuccess == status;
}
LOG(VB_GENERAL, LOG_ERR, "Desired Resolution and FrameRate not found.");
return false;
}
const DisplayResVector& DisplayResX::GetVideoModes(void) const
{
if (m_video_modes.size())
return m_video_modes;
Display *display = NULL;
XRRScreenConfiguration *cfg = GetScreenConfig(display);
if (!cfg)
return m_video_modes;
int num_sizes, num_rates;
XRRScreenSize *sizes = NULL;
X11S(sizes = XRRConfigSizes(cfg, &num_sizes));
for (int i = 0; i < num_sizes; ++i)
{
short *rates = NULL;
X11S(rates = XRRRates(display, DefaultScreen(display), i, &num_rates));
DisplayResScreen scr(sizes[i].width, sizes[i].height,
sizes[i].mwidth, sizes[i].mheight,
rates, num_rates);
m_video_modes.push_back(scr);
}
m_video_modes_unsorted = m_video_modes;
sort(m_video_modes.begin(), m_video_modes.end());
X11L;
XRRFreeScreenConfigInfo(cfg);
XCloseDisplay(display);
X11U;
return m_video_modes;
}
bool DisplayResX::SwitchToVideoMode(int width, int height, short desired_rate)
{
short rate;
DisplayResScreen desired_screen(width, height, 0, 0, -1.0, desired_rate);
int idx = DisplayResScreen::FindBestMatch(m_video_modes_unsorted,
desired_screen, rate);
if (idx >= 0)
{
Display *display = NULL;
XRRScreenConfiguration *cfg = GetScreenConfig(display);
if (!cfg)
return false;
X11L;
Rotation rot;
XRRConfigCurrentConfiguration(cfg, &rot);
Window root = DefaultRootWindow(display);
Status status = XRRSetScreenConfigAndRate(display, cfg, root, idx,
rot, rate, CurrentTime);
XRRFreeScreenConfigInfo(cfg);
XCloseDisplay(display);
X11U;
if (RRSetConfigSuccess != status)
cerr<<"DisplaResX: XRRSetScreenConfigAndRate() call failed."<<endl;
return RRSetConfigSuccess == status;
}
cerr<<"DisplaResX: Desired Resolution and FrameRate not found."<<endl;
return false;
}
const DisplayResVector& DisplayResX::GetVideoModes(void) const
{
if (!m_videoModes.empty())
return m_videoModes;
MythXDisplay *display = NULL;
XRRScreenConfiguration *cfg = GetScreenConfig(display);
if (!cfg)
return m_videoModes;
int num_sizes, num_rates;
XRRScreenSize *sizes = NULL;
sizes = XRRConfigSizes(cfg, &num_sizes);
for (int i = 0; i < num_sizes; ++i)
{
short *rates = NULL;
rates = XRRRates(display->GetDisplay(), display->GetScreen(),
i, &num_rates);
DisplayResScreen scr(sizes[i].width, sizes[i].height,
sizes[i].mwidth, sizes[i].mheight,
rates, num_rates);
m_videoModes.push_back(scr);
}
t_screenrate screenmap;
int nvidiarate = GetNvidiaRates(screenmap);
if (nvidiarate > 0)
{
// Update existing DisplayResScreen vector, and update it with
// new frequencies
for (uint i = 0; i < m_videoModes.size(); i++)
{
DisplayResScreen scr = m_videoModes[i];
int w = scr.Width();
int h = scr.Height();
int mw = scr.Width_mm();
int mh = scr.Height_mm();
std::vector<double> newrates;
std::map<double, short> realRates;
const std::vector<double>& rates = scr.RefreshRates();
bool found = false;
for (std::vector<double>::const_iterator it = rates.begin();
it != rates.end(); ++it)
{
uint64_t key = DisplayResScreen::CalcKey(w, h, *it);
if (screenmap.find(key) != screenmap.end())
{
// Rate is defined in NV-CONTROL extension, use it
newrates.push_back(screenmap[key]);
realRates[screenmap[key]] = (int) round(*it);
found = true;
#if 0
LOG(VB_PLAYBACK, LOG_INFO,
QString("CustomRate Found, set %1x%2@%3 as %4Hz")
.arg(w) .arg(h) .arg(*it) .arg(screenmap[key]));
#endif
}
}
if (found)
{
m_videoModes.erase(m_videoModes.begin() + i);
std::sort(newrates.begin(), newrates.end());
m_videoModes.insert(m_videoModes.begin() + i,
DisplayResScreen(w, h, mw, mh, newrates,
realRates));
}
}
}
m_videoModesUnsorted = m_videoModes;
std::sort(m_videoModes.begin(), m_videoModes.end());
XRRFreeScreenConfigInfo(cfg);
delete display;
return m_videoModes;
}
