Sweden-Number/dlls/quartz/waveparser.c

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/*
* WAVE Parser Filter
*
* Copyright 2005 Christian Costa
*
* This library is free software; you can redistribute it and/or
* modify it under the terms of the GNU Lesser General Public
* License as published by the Free Software Foundation; either
* version 2.1 of the License, or (at your option) any later version.
*
* This library 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
* Lesser General Public License for more details.
*
* You should have received a copy of the GNU Lesser General Public
* License along with this library; if not, write to the Free Software
* Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301, USA
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*/
#include "quartz_private.h"
#include "pin.h"
#include "uuids.h"
#include "aviriff.h"
#include "vfwmsgs.h"
#include "mmsystem.h"
#include "wine/unicode.h"
#include "wine/debug.h"
#include <math.h>
#include <assert.h>
#include "parser.h"
WINE_DEFAULT_DEBUG_CHANNEL(quartz);
static const WCHAR outputW[] = {'o','u','t','p','u','t',0};
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typedef struct WAVEParserImpl
{
ParserImpl Parser;
LONGLONG StartOfFile; /* in media time */
LONGLONG EndOfFile;
DWORD nAvgBytesPerSec;
DWORD nBlockAlign;
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} WAVEParserImpl;
static inline WAVEParserImpl *impl_from_IMediaSeeking( IMediaSeeking *iface )
{
return CONTAINING_RECORD(iface, WAVEParserImpl, Parser.sourceSeeking.IMediaSeeking_iface);
}
static inline WAVEParserImpl *impl_from_IBaseFilter( IBaseFilter *iface )
{
return CONTAINING_RECORD(iface, WAVEParserImpl, Parser.filter.IBaseFilter_iface);
}
static LONGLONG bytepos_to_duration(WAVEParserImpl *This, LONGLONG bytepos)
{
LONGLONG duration = BYTES_FROM_MEDIATIME(bytepos - This->StartOfFile);
duration *= 10000000;
duration /= This->nAvgBytesPerSec;
return duration;
}
static LONGLONG duration_to_bytepos(WAVEParserImpl *This, LONGLONG duration)
{
LONGLONG bytepos;
bytepos = This->nAvgBytesPerSec;
bytepos *= duration;
bytepos /= 10000000;
bytepos -= bytepos % This->nBlockAlign;
bytepos += BYTES_FROM_MEDIATIME(This->StartOfFile);
return MEDIATIME_FROM_BYTES(bytepos);
}
static HRESULT WAVEParser_Sample(LPVOID iface, IMediaSample * pSample, DWORD_PTR cookie)
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{
WAVEParserImpl *This = iface;
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LPBYTE pbSrcStream = NULL;
ULONG cbSrcStream = 0;
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REFERENCE_TIME tStart, tStop;
HRESULT hr;
IMediaSample *newsample = NULL;
Parser_OutputPin *pOutputPin;
PullPin *pin = This->Parser.pInputPin;
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IMediaSample_GetPointer(pSample, &pbSrcStream);
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hr = IMediaSample_GetTime(pSample, &tStart, &tStop);
cbSrcStream = IMediaSample_GetActualDataLength(pSample);
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/* Flush occurring */
if (cbSrcStream == 0)
{
TRACE(".. Why do I need you?\n");
return S_OK;
}
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pOutputPin = unsafe_impl_Parser_OutputPin_from_IPin(This->Parser.ppPins[1]);
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if (SUCCEEDED(hr))
hr = IMemAllocator_GetBuffer(pin->pAlloc, &newsample, NULL, NULL, 0);
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if (SUCCEEDED(hr))
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{
LONGLONG rtSampleStart = pin->rtNext;
/* Add 4 for the next header, which should hopefully work */
LONGLONG rtSampleStop = rtSampleStart + MEDIATIME_FROM_BYTES(IMediaSample_GetSize(newsample));
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if (rtSampleStop > pin->rtStop)
rtSampleStop = MEDIATIME_FROM_BYTES(ALIGNUP(BYTES_FROM_MEDIATIME(pin->rtStop), pin->cbAlign));
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IMediaSample_SetTime(newsample, &rtSampleStart, &rtSampleStop);
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pin->rtCurrent = pin->rtNext;
pin->rtNext = rtSampleStop;
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IMediaSample_SetPreroll(newsample, FALSE);
IMediaSample_SetDiscontinuity(newsample, FALSE);
IMediaSample_SetSyncPoint(newsample, TRUE);
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hr = IAsyncReader_Request(pin->pReader, newsample, 0);
}
if (SUCCEEDED(hr))
{
REFERENCE_TIME tAviStart, tAviStop;
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IMediaSample_SetSyncPoint(pSample, TRUE);
pOutputPin->dwSamplesProcessed++;
tAviStart = bytepos_to_duration(This, tStart);
tAviStop = bytepos_to_duration(This, tStart + MEDIATIME_FROM_BYTES(IMediaSample_GetActualDataLength(pSample)));
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IMediaSample_SetTime(pSample, &tAviStart, &tAviStop);
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hr = BaseOutputPinImpl_Deliver(&pOutputPin->pin, pSample);
if (hr != S_OK && hr != S_FALSE && hr != VFW_E_WRONG_STATE)
ERR("Error sending sample (%x)\n", hr);
else if (hr != S_OK)
/* Unset progression if denied! */
This->Parser.pInputPin->rtCurrent = tStart;
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}
if (tStop >= This->EndOfFile || (bytepos_to_duration(This, tStop) >= This->Parser.sourceSeeking.llStop) || hr == VFW_E_NOT_CONNECTED)
{
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unsigned int i;
TRACE("End of file reached\n");
for (i = 0; i < This->Parser.cStreams; i++)
{
IPin* ppin;
HRESULT hr;
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TRACE("Send End Of Stream to output pin %u\n", i);
hr = IPin_ConnectedTo(This->Parser.ppPins[i+1], &ppin);
if (SUCCEEDED(hr))
{
hr = IPin_EndOfStream(ppin);
IPin_Release(ppin);
}
if (FAILED(hr))
{
ERR("%x\n", hr);
break;
}
}
/* Force the pullpin thread to stop */
hr = S_FALSE;
}
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return hr;
}
static HRESULT WAVEParser_QueryAccept(LPVOID iface, const AM_MEDIA_TYPE * pmt)
{
if (!IsEqualIID(&pmt->majortype, &MEDIATYPE_Stream))
return S_FALSE;
if (IsEqualIID(&pmt->subtype, &MEDIASUBTYPE_WAVE))
return S_OK;
if (IsEqualIID(&pmt->subtype, &MEDIASUBTYPE_AU) || IsEqualIID(&pmt->subtype, &MEDIASUBTYPE_AIFF))
FIXME("AU and AIFF files not supported yet!\n");
return S_FALSE;
}
static HRESULT WINAPI WAVEParserImpl_seek(IMediaSeeking *iface)
{
WAVEParserImpl *This = impl_from_IMediaSeeking(iface);
PullPin *pPin = This->Parser.pInputPin;
IPin *victim = NULL;
LONGLONG newpos, curpos, endpos, bytepos;
newpos = This->Parser.sourceSeeking.llCurrent;
curpos = bytepos_to_duration(This, pPin->rtCurrent);
endpos = bytepos_to_duration(This, This->EndOfFile);
bytepos = duration_to_bytepos(This, newpos);
if (newpos > endpos)
{
WARN("Requesting position %s beyond end of stream %s\n",
wine_dbgstr_longlong(newpos), wine_dbgstr_longlong(endpos));
return E_INVALIDARG;
}
if (curpos/1000000 == newpos/1000000)
{
TRACE("Requesting position %s same as current position %s\n",
wine_dbgstr_longlong(newpos), wine_dbgstr_longlong(curpos));
return S_OK;
}
TRACE("Moving sound to %08u bytes!\n", (DWORD)BYTES_FROM_MEDIATIME(bytepos));
EnterCriticalSection(&pPin->thread_lock);
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IPin_BeginFlush(&pPin->pin.IPin_iface);
/* Make sure this is done while stopped, BeginFlush takes care of this */
EnterCriticalSection(&This->Parser.filter.csFilter);
IPin_ConnectedTo(This->Parser.ppPins[1], &victim);
if (victim)
{
IPin_NewSegment(victim, newpos, endpos, pPin->dRate);
IPin_Release(victim);
}
pPin->rtStart = pPin->rtCurrent = bytepos;
unsafe_impl_Parser_OutputPin_from_IPin(This->Parser.ppPins[1])->dwSamplesProcessed = 0;
LeaveCriticalSection(&This->Parser.filter.csFilter);
TRACE("Done flushing\n");
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IPin_EndFlush(&pPin->pin.IPin_iface);
LeaveCriticalSection(&pPin->thread_lock);
return S_OK;
}
static HRESULT WAVEParser_InputPin_PreConnect(IPin * iface, IPin * pConnectPin, ALLOCATOR_PROPERTIES *props)
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{
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PullPin *This = impl_PullPin_from_IPin(iface);
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HRESULT hr;
RIFFLIST list;
RIFFCHUNK chunk;
LONGLONG pos = 0; /* in bytes */
PIN_INFO piOutput;
AM_MEDIA_TYPE amt;
WAVEParserImpl * pWAVEParser = impl_from_IBaseFilter(This->pin.pinInfo.pFilter);
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piOutput.dir = PINDIR_OUTPUT;
piOutput.pFilter = &pWAVEParser->Parser.filter.IBaseFilter_iface;
lstrcpynW(piOutput.achName, outputW, ARRAY_SIZE(piOutput.achName));
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hr = IAsyncReader_SyncRead(This->pReader, pos, sizeof(list), (BYTE *)&list);
pos += sizeof(list);
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if (list.fcc != FOURCC_RIFF)
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{
ERR("Input stream not a RIFF file\n");
return E_FAIL;
}
if (list.cb > 1 * 1024 * 1024 * 1024) /* cannot be more than 1Gb in size */
{
ERR("Input stream violates RIFF spec\n");
return E_FAIL;
}
if (list.fccListType != mmioFOURCC('W','A','V','E'))
{
ERR("Input stream not an WAVE RIFF file\n");
return E_FAIL;
}
hr = IAsyncReader_SyncRead(This->pReader, pos, sizeof(chunk), (BYTE *)&chunk);
pos += sizeof(chunk);
if (chunk.fcc != mmioFOURCC('f','m','t',' '))
{
ERR("Expected 'fmt ' chunk, but got %.04s\n", (LPSTR)&chunk.fcc);
return E_FAIL;
}
amt.majortype = MEDIATYPE_Audio;
amt.formattype = FORMAT_WaveFormatEx;
amt.bFixedSizeSamples = TRUE;
amt.bTemporalCompression = FALSE;
amt.lSampleSize = 1;
amt.pUnk = NULL;
amt.cbFormat = max(chunk.cb, sizeof(WAVEFORMATEX));
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amt.pbFormat = CoTaskMemAlloc(amt.cbFormat);
memset(amt.pbFormat, 0, amt.cbFormat);
IAsyncReader_SyncRead(This->pReader, pos, chunk.cb, amt.pbFormat);
amt.subtype = MEDIATYPE_Audio;
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amt.subtype.Data1 = ((WAVEFORMATEX*)amt.pbFormat)->wFormatTag;
pos += chunk.cb;
hr = IAsyncReader_SyncRead(This->pReader, pos, sizeof(chunk), (BYTE *)&chunk);
while (chunk.fcc != mmioFOURCC('d','a','t','a'))
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{
FIXME("Ignoring %s chunk.\n", debugstr_fourcc(chunk.fcc));
pos += sizeof(chunk) + chunk.cb;
hr = IAsyncReader_SyncRead(This->pReader, pos, sizeof(chunk), (BYTE *)&chunk);
if (hr != S_OK)
return E_FAIL;
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}
pWAVEParser->StartOfFile = MEDIATIME_FROM_BYTES(pos + sizeof(RIFFCHUNK));
pWAVEParser->EndOfFile = MEDIATIME_FROM_BYTES(pos + chunk.cb + sizeof(RIFFCHUNK));
props->cbAlign = ((WAVEFORMATEX*)amt.pbFormat)->nBlockAlign;
props->cbPrefix = 0;
props->cbBuffer = 4096;
props->cBuffers = 3;
pWAVEParser->nBlockAlign = ((WAVEFORMATEX*)amt.pbFormat)->nBlockAlign;
pWAVEParser->nAvgBytesPerSec = ((WAVEFORMATEX*)amt.pbFormat)->nAvgBytesPerSec;
hr = Parser_AddPin(&(pWAVEParser->Parser), &piOutput, props, &amt);
CoTaskMemFree(amt.pbFormat);
pWAVEParser->Parser.sourceSeeking.llCurrent = 0;
pWAVEParser->Parser.sourceSeeking.llStop = pWAVEParser->Parser.sourceSeeking.llDuration = bytepos_to_duration(pWAVEParser, pWAVEParser->EndOfFile);
TRACE("Duration: %u seconds\n", (DWORD)(pWAVEParser->Parser.sourceSeeking.llDuration / (LONGLONG)10000000));
This->rtStop = pWAVEParser->EndOfFile;
This->rtStart = pWAVEParser->StartOfFile;
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TRACE("WAVE File ok\n");
return hr;
}
static HRESULT WAVEParser_Cleanup(LPVOID iface)
{
WAVEParserImpl *This = iface;
TRACE("(%p)->()\n", This);
return S_OK;
}
static HRESULT WAVEParser_first_request(LPVOID iface)
{
WAVEParserImpl *This = iface;
PullPin *pin = This->Parser.pInputPin;
HRESULT hr;
IMediaSample *sample;
if (pin->rtCurrent >= pin->rtStop)
{
/* Last sample has already been queued, request nothing more */
TRACE("Done!\n");
return S_OK;
}
hr = IMemAllocator_GetBuffer(pin->pAlloc, &sample, NULL, NULL, 0);
pin->rtNext = pin->rtCurrent;
if (SUCCEEDED(hr))
{
LONGLONG rtSampleStart = pin->rtNext;
/* Add 4 for the next header, which should hopefully work */
LONGLONG rtSampleStop = rtSampleStart + MEDIATIME_FROM_BYTES(IMediaSample_GetSize(sample));
Parser_OutputPin *outpin = unsafe_impl_Parser_OutputPin_from_IPin(This->Parser.ppPins[1]);
if (rtSampleStop > pin->rtStop)
rtSampleStop = MEDIATIME_FROM_BYTES(ALIGNUP(BYTES_FROM_MEDIATIME(pin->rtStop), pin->cbAlign));
IMediaSample_SetTime(sample, &rtSampleStart, &rtSampleStop);
pin->rtCurrent = pin->rtNext;
pin->rtNext = rtSampleStop;
IMediaSample_SetPreroll(sample, FALSE);
if (!outpin->dwSamplesProcessed++)
IMediaSample_SetDiscontinuity(sample, TRUE);
else
IMediaSample_SetDiscontinuity(sample, FALSE);
hr = IAsyncReader_Request(pin->pReader, sample, 0);
}
if (FAILED(hr))
ERR("Horsemen of the apocalypse came to bring error 0x%08x %p\n", hr, sample);
return hr;
}
static HRESULT WAVEParser_disconnect(LPVOID iface)
{
/* TODO: Find and plug memory leaks */
return S_OK;
}
static const IBaseFilterVtbl WAVEParser_Vtbl =
{
BaseFilterImpl_QueryInterface,
BaseFilterImpl_AddRef,
BaseFilterImpl_Release,
BaseFilterImpl_GetClassID,
Parser_Stop,
Parser_Pause,
Parser_Run,
Parser_GetState,
Parser_SetSyncSource,
BaseFilterImpl_GetSyncSource,
BaseFilterImpl_EnumPins,
BaseFilterImpl_FindPin,
BaseFilterImpl_QueryFilterInfo,
BaseFilterImpl_JoinFilterGraph,
BaseFilterImpl_QueryVendorInfo,
};
static void wave_parser_destroy(BaseFilter *iface)
{
WAVEParserImpl *filter = impl_from_IBaseFilter(&iface->IBaseFilter_iface);
Parser_Destroy(&filter->Parser);
}
static const BaseFilterFuncTable wave_parser_func_table =
{
.filter_get_pin = parser_get_pin,
.filter_destroy = wave_parser_destroy,
};
HRESULT WAVEParser_create(IUnknown *outer, void **out)
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{
static const WCHAR sink_name[] = {'i','n','p','u','t',' ','p','i','n',0};
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HRESULT hr;
WAVEParserImpl * This;
*out = NULL;
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/* Note: This memory is managed by the transform filter once created */
This = CoTaskMemAlloc(sizeof(WAVEParserImpl));
hr = Parser_Create(&This->Parser, &WAVEParser_Vtbl, outer, &CLSID_WAVEParser,
&wave_parser_func_table, sink_name, WAVEParser_Sample, WAVEParser_QueryAccept,
WAVEParser_InputPin_PreConnect, WAVEParser_Cleanup, WAVEParser_disconnect,
WAVEParser_first_request, NULL, NULL, WAVEParserImpl_seek, NULL);
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if (FAILED(hr))
return hr;
*out = &This->Parser.filter.IUnknown_inner;
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return hr;
}