void VideoOutputOpenGL::PrepareFrame(VideoFrame *buffer, FrameScanType t,
OSD *osd)
{
if (!gl_context)
return;
OpenGLLocker ctx_lock(gl_context);
if (!buffer)
{
buffer = vbuffers.GetScratchFrame();
if (m_deinterlacing && !IsBobDeint())
t = kScan_Interlaced;
}
gl_context_lock.lock();
framesPlayed = buffer->frameNumber + 1;
gl_context_lock.unlock();
gl_context->BindFramebuffer(0);
if (db_letterbox_colour == kLetterBoxColour_Gray25)
gl_context->SetBackground(127, 127, 127, 255);
else
gl_context->SetBackground(0, 0, 0, 255);
gl_context->ClearFramebuffer();
// stereoscopic views
QRect main = gl_context->GetViewPort();
QRect first = main;
QRect second = main;
bool twopass = (m_stereo == kStereoscopicModeSideBySide) ||
(m_stereo == kStereoscopicModeTopAndBottom);
if (kStereoscopicModeSideBySide == m_stereo)
{
first = QRect(main.left() / 2, main.top(),
main.width() / 2, main.height());
second = first.translated(main.width() / 2, 0);
}
else if (kStereoscopicModeTopAndBottom == m_stereo)
{
first = QRect(main.left(), main.top() / 2,
main.width(), main.height() / 2);
second = first.translated(0, main.height() / 2);
}
// main UI when embedded
MythMainWindow *mwnd = GetMythMainWindow();
if (mwnd && mwnd->GetPaintWindow() && window.IsEmbedding())
{
if (twopass)
gl_context->SetViewPort(first, true);
mwnd->GetPaintWindow()->clearMask();
// Must force a UI redraw when embedded. If not, when the EPG or
// finder screen is popped up over the video and the user then clicks
// away from Myth, the UI is left blank.
mwnd->GetMainStack()->GetTopScreen()->SetRedraw();
mwnd->draw(gl_painter);
if (twopass)
{
gl_context->SetViewPort(second, true);
mwnd->GetPaintWindow()->clearMask();
mwnd->GetMainStack()->GetTopScreen()->SetRedraw();
mwnd->draw(gl_painter);
gl_context->SetViewPort(main, true);
}
}
// video
if (gl_videochain && !buffer->dummy)
{
gl_videochain->SetVideoRect(vsz_enabled ? vsz_desired_display_rect :
window.GetDisplayVideoRect(),
window.GetVideoRect());
gl_videochain->PrepareFrame(buffer->top_field_first, t,
m_deinterlacing, framesPlayed, m_stereo);
}
// PiPs/PBPs
if (gl_pipchains.size())
{
QMap<MythPlayer*,OpenGLVideo*>::iterator it = gl_pipchains.begin();
for (; it != gl_pipchains.end(); ++it)
{
if (gl_pip_ready[it.key()])
{
bool active = gl_pipchain_active == *it;
if (twopass)
gl_context->SetViewPort(first, true);
(*it)->PrepareFrame(buffer->top_field_first, t,
m_deinterlacing, framesPlayed,
kStereoscopicModeNone, active);
if (twopass)
{
gl_context->SetViewPort(second, true);
(*it)->PrepareFrame(buffer->top_field_first, t,
m_deinterlacing, framesPlayed,
kStereoscopicModeNone, active);
gl_context->SetViewPort(main);
}
}
}
}
// visualisation
if (m_visual && gl_painter && !window.IsEmbedding())
{
if (twopass)
gl_context->SetViewPort(first, true);
m_visual->Draw(GetTotalOSDBounds(), gl_painter, nullptr);
if (twopass)
{
gl_context->SetViewPort(second, true);
m_visual->Draw(GetTotalOSDBounds(), gl_painter, nullptr);
gl_context->SetViewPort(main);
}
}
// OSD
if (osd && gl_painter && !window.IsEmbedding())
{
if (twopass)
gl_context->SetViewPort(first, true);
osd->DrawDirect(gl_painter, GetTotalOSDBounds().size(), true);
if (twopass)
{
gl_context->SetViewPort(second, true);
osd->DrawDirect(gl_painter, GetTotalOSDBounds().size(), true);
gl_context->SetViewPort(main);
}
}
gl_context->Flush(false);
if (vbuffers.GetScratchFrame() == buffer)
vbuffers.SetLastShownFrameToScratch();
}
void VideoOutputOpenGL::PrepareFrame(VideoFrame *buffer, FrameScanType t,
OSD *osd)
{
if (!gl_context)
return;
OpenGLLocker ctx_lock(gl_context);
if (!buffer)
{
buffer = vbuffers.GetScratchFrame();
if (m_deinterlacing && !IsBobDeint())
t = kScan_Interlaced;
}
gl_context_lock.lock();
framesPlayed = buffer->frameNumber + 1;
gl_context_lock.unlock();
gl_context->BindFramebuffer(0);
if (db_letterbox_colour == kLetterBoxColour_Gray25)
gl_context->SetBackground(127, 127, 127, 255);
else
gl_context->SetBackground(0, 0, 0, 255);
gl_context->ClearFramebuffer();
MythMainWindow *mwnd = GetMythMainWindow();
if (gl_context->IsShared() && mwnd && window.IsEmbedding())
{
if (mwnd->GetPaintWindow())
mwnd->GetPaintWindow()->setMask(QRegion());
mwnd->draw();
}
if (gl_videochain)
{
gl_videochain->SetVideoRect(vsz_enabled ? vsz_desired_display_rect :
window.GetDisplayVideoRect(),
window.GetVideoRect());
gl_videochain->PrepareFrame(buffer->top_field_first, t,
m_deinterlacing, framesPlayed);
}
if (gl_pipchains.size())
{
QMap<MythPlayer*,OpenGLVideo*>::iterator it = gl_pipchains.begin();
for (; it != gl_pipchains.end(); ++it)
{
if (gl_pip_ready[it.key()])
{
bool active = gl_pipchain_active == *it;
(*it)->PrepareFrame(buffer->top_field_first, t,
m_deinterlacing, framesPlayed, active);
}
}
}
if (m_visual && gl_painter && !window.IsEmbedding())
m_visual->Draw(GetTotalOSDBounds(), gl_painter, NULL);
if (osd && gl_painter && !window.IsEmbedding())
osd->DrawDirect(gl_painter, GetTotalOSDBounds().size(), true);
gl_context->Flush(false);
if (vbuffers.GetScratchFrame() == buffer)
vbuffers.SetLastShownFrameToScratch();
}