/*
* $Id$
*
* (C) 2003-2006 Gabest
* (C) 2006-2010 see AUTHORS
*
* This file is part of mplayerc.
*
* Mplayerc 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 3 of the License, or
* (at your option) any later version.
*
* Mplayerc 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 this program. If not, see .
*
*/
#include "stdafx.h"
#include
#include
#include "mplayerc.h"
#include "MainFrm.h"
#include "TextPassThruFilter.h"
#include
#include "../../DSUtil/DSUtil.h"
#include "../../Subtitles/SubtitleInputPin.h"
//
// CTextPassThruInputPin
//
class CTextPassThruInputPin : public CSubtitleInputPin
{
CTextPassThruFilter* m_pTPTFilter;
CComPtr m_pSubStreamOld;
protected:
void AddSubStream(ISubStream* pSubStream)
{
if(m_pSubStreamOld)
{
if(pSubStream) m_pTPTFilter->m_pMainFrame->ReplaceSubtitle(m_pSubStreamOld, pSubStream);
m_pSubStreamOld = NULL;
}
}
void RemoveSubStream(ISubStream* pSubStream)
{
m_pSubStreamOld = pSubStream;
}
void InvalidateSubtitle(REFERENCE_TIME rtStart, ISubStream* pSubStream)
{
m_pTPTFilter->m_pMainFrame->InvalidateSubtitle((DWORD_PTR)pSubStream, rtStart);
}
public:
CTextPassThruInputPin(CTextPassThruFilter* pTPTFilter, CCritSec* pLock, CCritSec* pSubLock, HRESULT* phr);
STDMETHODIMP NewSegment(REFERENCE_TIME tStart, REFERENCE_TIME tStop, double dRate);
STDMETHODIMP Receive(IMediaSample* pSample);
STDMETHODIMP EndOfStream();
STDMETHODIMP BeginFlush();
STDMETHODIMP EndFlush();
};
//
// CTextPassThruOutputPin
//
class CTextPassThruOutputPin : public CBaseOutputPin
{
CTextPassThruFilter* m_pTPTFilter;
public:
CTextPassThruOutputPin(CTextPassThruFilter* pTPTFilter, CCritSec* pLock, HRESULT* phr);
HRESULT CheckMediaType(const CMediaType* mtOut);
HRESULT DecideBufferSize(IMemAllocator* pAllocator, ALLOCATOR_PROPERTIES* pProperties);
HRESULT GetMediaType(int iPosition, CMediaType* pmt);
STDMETHODIMP Notify(IBaseFilter* pSender, Quality q)
{
return S_OK;
}
};
///////////
CTextPassThruInputPin::CTextPassThruInputPin(CTextPassThruFilter* pTPTFilter, CCritSec* pLock, CCritSec* pSubLock, HRESULT* phr)
: CSubtitleInputPin(pTPTFilter, pLock, pSubLock, phr)
, m_pTPTFilter(pTPTFilter)
{
}
STDMETHODIMP CTextPassThruInputPin::NewSegment(REFERENCE_TIME tStart, REFERENCE_TIME tStop, double dRate)
{
HRESULT hr = __super::NewSegment(tStart, tStop, dRate);
if(FAILED(hr)) return hr;
return m_pTPTFilter->m_pOutput->DeliverNewSegment(tStart, tStop, dRate);
}
STDMETHODIMP CTextPassThruInputPin::Receive(IMediaSample* pSample)
{
HRESULT hr = __super::Receive(pSample);
if(FAILED(hr)) return hr;
return m_pTPTFilter->m_pOutput->Deliver(pSample);
}
STDMETHODIMP CTextPassThruInputPin::EndOfStream()
{
HRESULT hr = __super::EndOfStream();
if(FAILED(hr)) return hr;
return m_pTPTFilter->m_pOutput->DeliverEndOfStream();
}
STDMETHODIMP CTextPassThruInputPin::BeginFlush()
{
HRESULT hr = __super::BeginFlush();
if(FAILED(hr)) return hr;
return m_pTPTFilter->m_pOutput->DeliverBeginFlush();
}
STDMETHODIMP CTextPassThruInputPin::EndFlush()
{
HRESULT hr = __super::EndFlush();
if(FAILED(hr)) return hr;
return m_pTPTFilter->m_pOutput->DeliverEndFlush();
}
//
CTextPassThruOutputPin::CTextPassThruOutputPin(CTextPassThruFilter* pTPTFilter, CCritSec* pLock, HRESULT* phr)
: CBaseOutputPin(NAME(""), pTPTFilter, pLock, phr, L"Out")
, m_pTPTFilter(pTPTFilter)
{
}
HRESULT CTextPassThruOutputPin::CheckMediaType(const CMediaType* mtOut)
{
CMediaType mt;
return S_OK == m_pTPTFilter->m_pInput->ConnectionMediaType(&mt) && mt == *mtOut
? S_OK
: E_FAIL;
}
HRESULT CTextPassThruOutputPin::DecideBufferSize(IMemAllocator* pAllocator, ALLOCATOR_PROPERTIES* pProperties)
{
if(m_pTPTFilter->m_pInput->IsConnected() == FALSE)
return E_UNEXPECTED;
CComPtr pAllocatorIn;
m_pTPTFilter->m_pInput->GetAllocator(&pAllocatorIn);
if(!pAllocatorIn) return E_UNEXPECTED;
pAllocatorIn->GetProperties(pProperties);
HRESULT hr;
ALLOCATOR_PROPERTIES Actual;
if(FAILED(hr = pAllocator->SetProperties(pProperties, &Actual)))
return hr;
return(pProperties->cBuffers > Actual.cBuffers || pProperties->cbBuffer > Actual.cbBuffer
? E_FAIL
: NOERROR);
}
HRESULT CTextPassThruOutputPin::GetMediaType(int iPosition, CMediaType* pmt)
{
if(m_pTPTFilter->m_pInput->IsConnected() == FALSE)
return E_UNEXPECTED;
if(iPosition < 0) return E_INVALIDARG;
if(iPosition > 0) return VFW_S_NO_MORE_ITEMS;
m_pTPTFilter->m_pInput->ConnectionMediaType(pmt);
return S_OK;
}
//
// CTextPassThruFilter
//
CTextPassThruFilter::CTextPassThruFilter(CMainFrame* pMainFrame)
: CBaseFilter(NAME("CTextPassThruFilter"), NULL, this, __uuidof(this))
, m_pMainFrame(pMainFrame)
{
HRESULT hr;
m_pInput = DNew CTextPassThruInputPin(this, this, &m_pMainFrame->m_csSubLock, &hr);
m_pOutput = DNew CTextPassThruOutputPin(this, this, &hr);
}
CTextPassThruFilter::~CTextPassThruFilter()
{
delete m_pInput;
m_pInput = NULL;
delete m_pOutput;
m_pOutput = NULL;
}
STDMETHODIMP CTextPassThruFilter::NonDelegatingQueryInterface(REFIID riid, void** ppv)
{
if(m_pInput && riid == __uuidof(ISubStream))
{
if(CComPtr pSubStream = m_pInput->GetSubStream())
{
*ppv = pSubStream.Detach();
return S_OK;
}
}
return __super::NonDelegatingQueryInterface(riid, ppv);
}
int CTextPassThruFilter::GetPinCount()
{
return 2;
}
CBasePin* CTextPassThruFilter::GetPin(int n)
{
if(n == 0) return m_pInput;
else if(n == 1) return m_pOutput;
return NULL;
}