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/*
* Copyright (C) 2003-2006 Gabest
* http://www.gabest.org
*
* This Program is free software; you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation; either version 2, or (at your option)
* any later version.
*
* This Program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with GNU Make; see the file COPYING. If not, write to
* the Free Software Foundation, 675 Mass Ave, Cambridge, MA 02139, USA.
* http://www.gnu.org/copyleft/gpl.html
*
*/
#pragma once
#include "ISubPic.h"
class CSubPicQueueImpl : public CUnknown, public ISubPicQueue
{
CCritSec m_csSubPicProvider;
CComPtr<ISubPicProvider> m_pSubPicProvider;
protected:
double m_fps;
REFERENCE_TIME m_rtNow;
REFERENCE_TIME m_rtNowLast;
CComPtr<ISubPicAllocator> m_pAllocator;
HRESULT RenderTo(ISubPic* pSubPic, REFERENCE_TIME rtStart, REFERENCE_TIME rtStop, double fps, BOOL bIsAnimated);
public:
CSubPicQueueImpl(ISubPicAllocator* pAllocator, HRESULT* phr);
virtual ~CSubPicQueueImpl();
DECLARE_IUNKNOWN;
STDMETHODIMP NonDelegatingQueryInterface(REFIID riid, void** ppv);
// ISubPicQueue
STDMETHODIMP SetSubPicProvider(ISubPicProvider* pSubPicProvider);
STDMETHODIMP GetSubPicProvider(ISubPicProvider** pSubPicProvider);
STDMETHODIMP SetFPS(double fps);
STDMETHODIMP SetTime(REFERENCE_TIME rtNow);
/*
STDMETHODIMP Invalidate(REFERENCE_TIME rtInvalidate = -1) = 0;
STDMETHODIMP_(bool) LookupSubPic(REFERENCE_TIME rtNow, ISubPic** ppSubPic) = 0;
STDMETHODIMP GetStats(int& nSubPics, REFERENCE_TIME& rtNow, REFERENCE_TIME& rtStart, REFERENCE_TIME& rtStop) = 0;
STDMETHODIMP GetStats(int nSubPics, REFERENCE_TIME& rtStart, REFERENCE_TIME& rtStop) = 0;
*/
};
class CSubPicQueue : public CSubPicQueueImpl, private CAMThread
{
int m_nMaxSubPic;
BOOL m_bDisableAnim;
CInterfaceList<ISubPic> m_Queue;
CCritSec m_csQueueLock; // for protecting CInterfaceList<ISubPic>
REFERENCE_TIME UpdateQueue();
void AppendQueue(ISubPic* pSubPic);
int GetQueueCount();
REFERENCE_TIME m_rtQueueMin;
REFERENCE_TIME m_rtQueueMax;
REFERENCE_TIME m_rtInvalidate;
// CAMThread
bool m_fBreakBuffering;
enum {EVENT_EXIT, EVENT_TIME, EVENT_COUNT}; // IMPORTANT: _EXIT must come before _TIME if we want to exit fast from the destructor
HANDLE m_ThreadEvents[EVENT_COUNT];
DWORD ThreadProc();
public:
CSubPicQueue(int nMaxSubPic, BOOL bDisableAnim, ISubPicAllocator* pAllocator, HRESULT* phr);
virtual ~CSubPicQueue();
// ISubPicQueue
STDMETHODIMP SetFPS(double fps);
STDMETHODIMP SetTime(REFERENCE_TIME rtNow);
STDMETHODIMP Invalidate(REFERENCE_TIME rtInvalidate = -1);
STDMETHODIMP_(bool) LookupSubPic(REFERENCE_TIME rtNow, CComPtr<ISubPic> &pSubPic);
STDMETHODIMP GetStats(int& nSubPics, REFERENCE_TIME& rtNow, REFERENCE_TIME& rtStart, REFERENCE_TIME& rtStop);
STDMETHODIMP GetStats(int nSubPic, REFERENCE_TIME& rtStart, REFERENCE_TIME& rtStop);
};
class CSubPicQueueNoThread : public CSubPicQueueImpl
{
CCritSec m_csLock;
CComPtr<ISubPic> m_pSubPic;
public:
CSubPicQueueNoThread(ISubPicAllocator* pAllocator, HRESULT* phr);
virtual ~CSubPicQueueNoThread();
// ISubPicQueue
STDMETHODIMP Invalidate(REFERENCE_TIME rtInvalidate = -1);
STDMETHODIMP_(bool) LookupSubPic(REFERENCE_TIME rtNow, CComPtr<ISubPic> &pSubPic);
STDMETHODIMP GetStats(int& nSubPics, REFERENCE_TIME& rtNow, REFERENCE_TIME& rtStart, REFERENCE_TIME& rtStop);
STDMETHODIMP GetStats(int nSubPic, REFERENCE_TIME& rtStart, REFERENCE_TIME& rtStop);
};
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