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/*
* Copyright (C) 2005-2018 Team Kodi
* This file is part of Kodi - https://kodi.tv
*
* SPDX-License-Identifier: GPL-2.0-or-later
* See LICENSES/README.md for more information.
*/
#include "DVDOverlayContainer.h"
#include "DVDInputStreams/DVDInputStreamNavigator.h"
#include <mutex>
CDVDOverlayContainer::CDVDOverlayContainer() = default;
CDVDOverlayContainer::~CDVDOverlayContainer()
{
Clear();
}
void CDVDOverlayContainer::ProcessAndAddOverlayIfValid(CDVDOverlay* pOverlay)
{
pOverlay->Acquire();
std::unique_lock<CCriticalSection> lock(*this);
// markup any non ending overlays, to finish
// when this new one starts, there can be
// multiple overlays queued at same start
// point so only stop them when we get a
// new startpoint
for(int i = m_overlays.size();i>0;)
{
i--;
if(m_overlays[i]->iPTSStopTime)
{
if(!m_overlays[i]->replace)
break;
if(m_overlays[i]->iPTSStopTime <= pOverlay->iPTSStartTime)
break;
}
if (m_overlays[i]->iPTSStartTime != pOverlay->iPTSStartTime)
m_overlays[i]->iPTSStopTime = pOverlay->iPTSStartTime;
}
m_overlays.emplace_back(pOverlay);
}
VecOverlays* CDVDOverlayContainer::GetOverlays()
{
return &m_overlays;
}
VecOverlaysIter CDVDOverlayContainer::Remove(VecOverlaysIter itOverlay)
{
VecOverlaysIter itNext;
CDVDOverlay* pOverlay = *itOverlay;
{
std::unique_lock<CCriticalSection> lock(*this);
itNext = m_overlays.erase(itOverlay);
}
pOverlay->Release();
return itNext;
}
void CDVDOverlayContainer::CleanUp(double pts)
{
std::unique_lock<CCriticalSection> lock(*this);
VecOverlaysIter it = m_overlays.begin();
while (it != m_overlays.end())
{
CDVDOverlay* pOverlay = *it;
// never delete forced overlays, they are used in menu's
// clear takes care of removing them
// also if stoptime = 0, it means the next subtitles will use its starttime as the stoptime
// which means we cannot delete overlays with stoptime 0
if (!pOverlay->bForced && pOverlay->iPTSStopTime <= pts && pOverlay->iPTSStopTime != 0)
{
//CLog::Log(LOGDEBUG,"CDVDOverlay::CleanUp, removing {}", (int)(pts / 1000));
//CLog::Log(LOGDEBUG,"CDVDOverlay::CleanUp, remove, start : {}, stop : {}", (int)(pOverlay->iPTSStartTime / 1000), (int)(pOverlay->iPTSStopTime / 1000));
it = Remove(it);
continue;
}
else if (pOverlay->bForced)
{
//Check for newer replacements
VecOverlaysIter it2 = it;
bool bNewer = false;
while (!bNewer && ++it2 != m_overlays.end())
{
CDVDOverlay* pOverlay2 = *it2;
if (pOverlay2->bForced && pOverlay2->iPTSStartTime <= pts) bNewer = true;
}
if (bNewer)
{
it = Remove(it);
continue;
}
}
++it;
}
}
void CDVDOverlayContainer::Flush()
{
std::unique_lock<CCriticalSection> lock(*this);
// Flush only the overlays marked as flushable
m_overlays.erase(std::remove_if(m_overlays.begin(), m_overlays.end(),
[](CDVDOverlay* ov) {
bool isFlushable = ov->IsOverlayContainerFlushable();
if (isFlushable)
ov->Release();
return isFlushable;
}),
m_overlays.end());
}
void CDVDOverlayContainer::Clear()
{
std::unique_lock<CCriticalSection> lock(*this);
for (auto &overlay : m_overlays)
{
overlay->Release();
}
m_overlays.clear();
}
size_t CDVDOverlayContainer::GetSize()
{
return m_overlays.size();
}
bool CDVDOverlayContainer::ContainsOverlayType(DVDOverlayType type)
{
bool result = false;
std::unique_lock<CCriticalSection> lock(*this);
VecOverlaysIter it = m_overlays.begin();
while (!result && it != m_overlays.end())
{
if ((*it)->IsOverlayType(type)) result = true;
++it;
}
return result;
}
/*
* iAction should be LIBDVDNAV_BUTTON_NORMAL or LIBDVDNAV_BUTTON_CLICKED
*/
void CDVDOverlayContainer::UpdateOverlayInfo(
const std::shared_ptr<CDVDInputStreamNavigator>& pStream, CDVDDemuxSPU* pSpu, int iAction)
{
std::unique_lock<CCriticalSection> lock(*this);
pStream->CheckButtons();
//Update any forced overlays.
for(VecOverlays::iterator it = m_overlays.begin(); it != m_overlays.end(); ++it )
{
if ((*it)->IsOverlayType(DVDOVERLAY_TYPE_SPU))
{
CDVDOverlaySpu* pOverlaySpu = (CDVDOverlaySpu*)(*it);
// make sure its a forced (menu) overlay
// set menu spu color and alpha data if there is a valid menu overlay
if (pOverlaySpu->bForced)
{
if (pOverlaySpu->Acquire()->Release() > 1)
{
pOverlaySpu = new CDVDOverlaySpu(*pOverlaySpu);
(*it)->Release();
(*it) = pOverlaySpu;
}
if(pStream->GetCurrentButtonInfo(pOverlaySpu, pSpu, iAction))
{
pOverlaySpu->m_textureid = 0;
}
}
}
}
}
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