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/*
* (C) 2003-2006 Gabest
* (C) 2006-2014 see Authors.txt
*
* This file is part of MPC-HC.
*
* MPC-HC 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.
*
* MPC-HC 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 <http://www.gnu.org/licenses/>.
*
*/
#include "stdafx.h"
#include "BaseClasses/streams.h"
#include <aviriff.h>
#include "WavDest.h"
#include "../../../DSUtil/DSUtil.h"
#ifdef STANDALONE_FILTER
const AMOVIESETUP_MEDIATYPE sudPinTypesIn[] = {
{&MEDIATYPE_Audio, &MEDIASUBTYPE_WAVE},
};
const AMOVIESETUP_MEDIATYPE sudPinTypesOut[] = {
{&MEDIATYPE_Stream, &MEDIASUBTYPE_WAVE},
};
const AMOVIESETUP_PIN sudpPins[] = {
{L"Input", FALSE, FALSE, FALSE, FALSE, &CLSID_NULL, nullptr, _countof(sudPinTypesIn), sudPinTypesIn},
{L"Output", FALSE, TRUE, FALSE, FALSE, &CLSID_NULL, nullptr, _countof(sudPinTypesOut), sudPinTypesOut}
};
const AMOVIESETUP_FILTER sudFilter[] = {
{&__uuidof(CWavDestFilter), WavDestName, MERIT_DO_NOT_USE, _countof(sudpPins), sudpPins, CLSID_LegacyAmFilterCategory}
};
CFactoryTemplate g_Templates[] = {
{L"WavDest", &__uuidof(CWavDestFilter), CreateInstance<CWavDestFilter>, nullptr, &sudFilter[0]}
};
int g_cTemplates = _countof(g_Templates);
STDAPI DllRegisterServer()
{
return AMovieDllRegisterServer2(TRUE);
}
STDAPI DllUnregisterServer()
{
return AMovieDllRegisterServer2(FALSE);
}
#include "../../FilterApp.h"
CFilterApp theApp;
#endif
//
// CWavDestFilter
//
CWavDestFilter::CWavDestFilter(LPUNKNOWN pUnk, HRESULT* phr)
: CTransformFilter(NAME("WavDest filter"), pUnk, __uuidof(this))
, m_cbWavData(0)
, m_cbHeader(0)
{
if (CWavDestOutputPin* pOut = DEBUG_NEW CWavDestOutputPin(this, phr)) {
if (SUCCEEDED(*phr)) {
m_pOutput = pOut;
} else {
delete pOut;
}
} else {
*phr = E_OUTOFMEMORY;
return;
}
if (CTransformInputPin* pIn = DEBUG_NEW CTransformInputPin(NAME("Transform input pin"), this, phr, L"In")) {
if (SUCCEEDED(*phr)) {
m_pInput = pIn;
} else {
delete pIn;
}
} else {
*phr = E_OUTOFMEMORY;
return;
}
}
CWavDestFilter::~CWavDestFilter()
{
}
HRESULT CWavDestFilter::CheckTransform(const CMediaType* mtIn, const CMediaType* mtOut)
{
return CheckInputType(mtIn);
}
HRESULT CWavDestFilter::Receive(IMediaSample* pSample)
{
ULONG cbOld = m_cbWavData;
HRESULT hr = CTransformFilter::Receive(pSample);
// don't update the count if Deliver() downstream fails.
if (hr != S_OK) {
m_cbWavData = cbOld;
}
return hr;
}
HRESULT CWavDestFilter::Transform(IMediaSample* pIn, IMediaSample* pOut)
{
REFERENCE_TIME rtStart, rtEnd;
HRESULT hr = Copy(pIn, pOut);
if (FAILED(hr)) {
return hr;
}
// Prepare it for writing
LONG lActual = pOut->GetActualDataLength();
if (m_cbWavData + m_cbHeader + lActual < m_cbWavData + m_cbHeader) { // overflow
return E_FAIL;
}
rtStart = m_cbWavData + m_cbHeader;
rtEnd = rtStart + lActual;
m_cbWavData += lActual;
EXECUTE_ASSERT(pOut->SetTime(&rtStart, &rtEnd) == S_OK);
return S_OK;
}
HRESULT CWavDestFilter::Copy(IMediaSample* pSource, IMediaSample* pDest) const
{
BYTE* pSourceBuffer, * pDestBuffer;
long lSourceSize = pSource->GetActualDataLength();
#ifdef _DEBUG
long lDestSize = pDest->GetSize();
ASSERT(lDestSize >= lSourceSize);
#endif
if (FAILED(pSource->GetPointer(&pSourceBuffer)) || !pSourceBuffer) {
return E_FAIL;
}
if (FAILED(pDest->GetPointer(&pDestBuffer)) || !pDestBuffer) {
return E_FAIL;
}
CopyMemory((PVOID)pDestBuffer, (PVOID)pSourceBuffer, lSourceSize);
// Copy the sample times
REFERENCE_TIME rtTimeStart, rtTimeEnd;
if (SUCCEEDED(pSource->GetTime(&rtTimeStart, &rtTimeEnd))) {
pDest->SetTime(&rtTimeStart, &rtTimeEnd);
}
LONGLONG rtMediaStart, rtMediaEnd;
if (SUCCEEDED(pSource->GetMediaTime(&rtMediaStart, &rtMediaEnd))) {
pDest->SetMediaTime(&rtMediaStart, &rtMediaEnd);
}
// Copy the media type
AM_MEDIA_TYPE* pMediaType;
if (SUCCEEDED(pSource->GetMediaType(&pMediaType)) && pMediaType) {
pDest->SetMediaType(pMediaType);
DeleteMediaType(pMediaType);
}
// Copy the actual data length
long lDataLength = pSource->GetActualDataLength();
pDest->SetActualDataLength(lDataLength);
return NOERROR;
}
HRESULT CWavDestFilter::CheckInputType(const CMediaType* mtIn)
{
return mtIn->formattype == FORMAT_WaveFormatEx ? S_OK : S_FALSE;
}
HRESULT CWavDestFilter::GetMediaType(int iPosition, CMediaType* pMediaType)
{
ASSERT(iPosition == 0 || iPosition == 1);
if (iPosition == 0) {
pMediaType->SetType(&MEDIATYPE_Stream);
pMediaType->SetSubtype(&MEDIASUBTYPE_WAVE);
return S_OK;
}
return VFW_S_NO_MORE_ITEMS;
}
HRESULT CWavDestFilter::DecideBufferSize(IMemAllocator* pAlloc, ALLOCATOR_PROPERTIES* pProperties)
{
if (m_pInput->IsConnected() == FALSE) {
return E_UNEXPECTED;
}
ASSERT(pAlloc);
ASSERT(pProperties);
HRESULT hr = NOERROR;
pProperties->cBuffers = 1;
pProperties->cbAlign = 1;
CComPtr<IMemAllocator> pInAlloc;
ALLOCATOR_PROPERTIES InProps;
if (SUCCEEDED(hr = m_pInput->GetAllocator(&pInAlloc))
&& SUCCEEDED(hr = pInAlloc->GetProperties(&InProps))) {
pProperties->cbBuffer = InProps.cbBuffer;
} else {
return hr;
}
ASSERT(pProperties->cbBuffer);
ALLOCATOR_PROPERTIES Actual;
if (FAILED(hr = pAlloc->SetProperties(pProperties, &Actual))) {
return hr;
}
ASSERT(Actual.cBuffers == 1);
if (pProperties->cBuffers > Actual.cBuffers
|| pProperties->cbBuffer > Actual.cbBuffer) {
return E_FAIL;
}
return NOERROR;
}
// Compute the header size to allow space for us to write it at the end.
//
// 00000000 RIFF (00568BFE) 'WAVE'
// 0000000C fmt (00000010)
// 00000024 data (00568700)
// 0056872C
//
HRESULT CWavDestFilter::StartStreaming()
{
// leave space for the header
m_cbHeader = sizeof(RIFFLIST) +
sizeof(RIFFCHUNK) +
m_pInput->CurrentMediaType().FormatLength() +
sizeof(RIFFCHUNK);
m_cbWavData = 0;
return S_OK;
}
HRESULT CWavDestFilter::StopStreaming()
{
IStream* pStream;
if (m_pOutput->IsConnected() == FALSE) {
return E_FAIL;
}
IPin* pDwnstrmInputPin = m_pOutput->GetConnected();
if (!pDwnstrmInputPin) {
return E_FAIL;
}
HRESULT hr = ((IMemInputPin*) pDwnstrmInputPin)->QueryInterface(IID_PPV_ARGS(&pStream));
if (SUCCEEDED(hr)) {
BYTE* pb = (BYTE*)_alloca(m_cbHeader);
RIFFLIST* pRiffWave = (RIFFLIST*)pb;
RIFFCHUNK* pRiffFmt = (RIFFCHUNK*)(pRiffWave + 1);
RIFFCHUNK* pRiffData = (RIFFCHUNK*)(((BYTE*)(pRiffFmt + 1)) + m_pInput->CurrentMediaType().FormatLength());
pRiffData->fcc = FCC('data');
pRiffData->cb = m_cbWavData;
pRiffFmt->fcc = FCC('fmt ');
pRiffFmt->cb = m_pInput->CurrentMediaType().FormatLength();
CopyMemory(pRiffFmt + 1, m_pInput->CurrentMediaType().Format(), pRiffFmt->cb);
pRiffWave->fcc = FCC('RIFF');
pRiffWave->cb = m_cbWavData + m_cbHeader - sizeof(RIFFCHUNK);
pRiffWave->fccListType = FCC('WAVE');
LARGE_INTEGER li;
ZeroMemory(&li, sizeof(li));
hr = pStream->Seek(li, STREAM_SEEK_SET, 0);
if (SUCCEEDED(hr)) {
hr = pStream->Write(pb, m_cbHeader, 0);
}
pStream->Release();
}
return hr;
}
CWavDestOutputPin::CWavDestOutputPin(CTransformFilter* pFilter, HRESULT* phr)
: CTransformOutputPin(NAME("WavDest output pin"), pFilter, phr, L"Out")
{
}
STDMETHODIMP CWavDestOutputPin::EnumMediaTypes(IEnumMediaTypes** ppEnum)
{
return CBaseOutputPin::EnumMediaTypes(ppEnum);
}
HRESULT CWavDestOutputPin::CheckMediaType(const CMediaType* pmt)
{
if (pmt->majortype == MEDIATYPE_Stream && pmt->subtype == MEDIASUBTYPE_WAVE) {
return S_OK;
} else {
return S_FALSE;
}
}
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