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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
*/
#include "quartz_private.h"
#include "control_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 wcsOutputPinName[] = {'o','u','t','p','u','t',' ','p','i','n',0};
typedef struct WAVEParserImpl
{
ParserImpl Parser;
LONGLONG StartOfFile; /* in media time */
LONGLONG EndOfFile;
DWORD dwSampleSize;
DWORD nSamplesPerSec;
DWORD dwLength;
} WAVEParserImpl;
static LONGLONG bytepos_to_duration(WAVEParserImpl *This, LONGLONG bytepos)
{
LONGLONG duration = BYTES_FROM_MEDIATIME(bytepos - This->StartOfFile);
duration *= 10000000;
duration /= (This->dwSampleSize * This->nSamplesPerSec);
return duration;
}
static LONGLONG duration_to_bytepos(WAVEParserImpl *This, LONGLONG duration)
{
LONGLONG bytepos;
bytepos = (This->dwSampleSize * This->nSamplesPerSec);
bytepos *= duration;
bytepos /= 10000000;
bytepos += BYTES_FROM_MEDIATIME(This->StartOfFile);
bytepos -= bytepos % This->dwSampleSize;
return MEDIATIME_FROM_BYTES(bytepos);
}
static HRESULT WAVEParser_Sample(LPVOID iface, IMediaSample * pSample, DWORD_PTR cookie)
{
WAVEParserImpl *This = iface;
LPBYTE pbSrcStream = NULL;
ULONG cbSrcStream = 0;
REFERENCE_TIME tStart, tStop;
HRESULT hr;
IMediaSample *newsample = NULL;
Parser_OutputPin *pOutputPin;
PullPin *pin = This->Parser.pInputPin;
IMediaSample_GetPointer(pSample, &pbSrcStream);
hr = IMediaSample_GetTime(pSample, &tStart, &tStop);
cbSrcStream = IMediaSample_GetActualDataLength(pSample);
/* Flush occurring */
if (cbSrcStream == 0)
{
TRACE(".. Why do I need you?\n");
return S_OK;
}
pOutputPin = (Parser_OutputPin *)This->Parser.ppPins[1];
if (SUCCEEDED(hr))
hr = IMemAllocator_GetBuffer(pin->pAlloc, &newsample, NULL, NULL, 0);
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(newsample));
if (rtSampleStop > pin->rtStop)
rtSampleStop = MEDIATIME_FROM_BYTES(ALIGNUP(BYTES_FROM_MEDIATIME(pin->rtStop), pin->cbAlign));
hr = IMediaSample_SetTime(newsample, &rtSampleStart, &rtSampleStop);
pin->rtCurrent = pin->rtNext;
pin->rtNext = rtSampleStop;
IMediaSample_SetPreroll(newsample, 0);
IMediaSample_SetDiscontinuity(newsample, 0);
IMediaSample_SetSyncPoint(newsample, 1);
hr = IAsyncReader_Request(pin->pReader, newsample, 0);
}
if (SUCCEEDED(hr))
{
REFERENCE_TIME tAviStart, tAviStop;
IMediaSample_SetSyncPoint(pSample, TRUE);
pOutputPin->dwSamplesProcessed++;
tAviStart = bytepos_to_duration(This, tStart);
tAviStop = bytepos_to_duration(This, tStart + MEDIATIME_FROM_BYTES(IMediaSample_GetActualDataLength(pSample)));
IMediaSample_SetTime(pSample, &tAviStart, &tAviStop);
hr = OutputPin_SendSample(&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;
}
if (tStop >= This->EndOfFile || (bytepos_to_duration(This, tStop) >= This->Parser.mediaSeeking.llStop) || hr == VFW_E_NOT_CONNECTED)
{
unsigned int i;
TRACE("End of file reached\n");
for (i = 0; i < This->Parser.cStreams; i++)
{
IPin* ppin;
HRESULT hr;
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;
}
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 WAVEParserImpl_seek(IBaseFilter *iface)
{
WAVEParserImpl *This = (WAVEParserImpl *)iface;
PullPin *pPin = This->Parser.pInputPin;
IPin *victim = NULL;
LONGLONG newpos, curpos, endpos, bytepos;
newpos = This->Parser.mediaSeeking.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 %x%08x beyond end of stream %x%08x\n", (DWORD)(newpos>>32), (DWORD)newpos, (DWORD)(endpos>>32), (DWORD)endpos);
return E_INVALIDARG;
}
if (curpos/1000000 == newpos/1000000)
{
TRACE("Requesting position %x%08x same as current position %x%08x\n", (DWORD)(newpos>>32), (DWORD)newpos, (DWORD)(curpos>>32), (DWORD)curpos);
return S_OK;
}
TRACE("Moving sound to %08u bytes!\n", (DWORD)BYTES_FROM_MEDIATIME(bytepos));
EnterCriticalSection(&pPin->thread_lock);
IPin_BeginFlush((IPin *)pPin);
/* Make sure this is done while stopped, BeginFlush takes care of this */
EnterCriticalSection(&This->Parser.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;
((Parser_OutputPin *)This->Parser.ppPins[1])->dwSamplesProcessed = 0;
LeaveCriticalSection(&This->Parser.csFilter);
TRACE("Done flushing\n");
IPin_EndFlush((IPin *)pPin);
LeaveCriticalSection(&pPin->thread_lock);
return S_OK;
}
static HRESULT WAVEParser_InputPin_PreConnect(IPin * iface, IPin * pConnectPin, ALLOCATOR_PROPERTIES *props)
{
PullPin *This = (PullPin *)iface;
HRESULT hr;
RIFFLIST list;
RIFFCHUNK chunk;
LONGLONG pos = 0; /* in bytes */
PIN_INFO piOutput;
AM_MEDIA_TYPE amt;
WAVEParserImpl * pWAVEParser = (WAVEParserImpl *)This->pin.pinInfo.pFilter;
LONGLONG length, avail;
piOutput.dir = PINDIR_OUTPUT;
piOutput.pFilter = (IBaseFilter *)This;
lstrcpynW(piOutput.achName, wcsOutputPinName, sizeof(piOutput.achName) / sizeof(piOutput.achName[0]));
hr = IAsyncReader_SyncRead(This->pReader, pos, sizeof(list), (BYTE *)&list);
pos += sizeof(list);
if (list.fcc != FOURCC_RIFF)
{
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.cbFormat = chunk.cb;
amt.pbFormat = CoTaskMemAlloc(amt.cbFormat);
amt.pUnk = NULL;
hr = IAsyncReader_SyncRead(This->pReader, pos, amt.cbFormat, amt.pbFormat);
amt.subtype = MEDIATYPE_Audio;
amt.subtype.Data1 = ((WAVEFORMATEX*)amt.pbFormat)->wFormatTag;
pos += chunk.cb;
hr = IAsyncReader_SyncRead(This->pReader, pos, sizeof(chunk), (BYTE *)&chunk);
if (chunk.fcc == mmioFOURCC('f','a','c','t'))
{
FIXME("'fact' chunk not supported yet\n");
pos += sizeof(chunk) + chunk.cb;
hr = IAsyncReader_SyncRead(This->pReader, pos, sizeof(chunk), (BYTE *)&chunk);
}
if (chunk.fcc != mmioFOURCC('d','a','t','a'))
{
ERR("Expected 'data' chunk, but got %.04s\n", (LPSTR)&chunk.fcc);
return E_FAIL;
}
if (hr == S_OK)
{
pWAVEParser->StartOfFile = MEDIATIME_FROM_BYTES(pos + sizeof(RIFFCHUNK));
pWAVEParser->EndOfFile = MEDIATIME_FROM_BYTES(pos + chunk.cb + sizeof(RIFFCHUNK));
}
if (hr != S_OK)
return E_FAIL;
props->cbAlign = ((WAVEFORMATEX*)amt.pbFormat)->nBlockAlign;
props->cbPrefix = 0;
props->cbBuffer = 4096;
props->cBuffers = 3;
pWAVEParser->dwSampleSize = ((WAVEFORMATEX*)amt.pbFormat)->nBlockAlign;
IAsyncReader_Length(This->pReader, &length, &avail);
pWAVEParser->dwLength = length / (ULONGLONG)pWAVEParser->dwSampleSize;
pWAVEParser->nSamplesPerSec = ((WAVEFORMATEX*)amt.pbFormat)->nSamplesPerSec;
hr = Parser_AddPin(&(pWAVEParser->Parser), &piOutput, props, &amt);
CoTaskMemFree(amt.pbFormat);
pWAVEParser->Parser.mediaSeeking.llCurrent = 0;
pWAVEParser->Parser.mediaSeeking.llStop = pWAVEParser->Parser.mediaSeeking.llDuration = bytepos_to_duration(pWAVEParser, pWAVEParser->EndOfFile);
TRACE("Duration: %u seconds\n", (DWORD)(pWAVEParser->Parser.mediaSeeking.llDuration / (LONGLONG)10000000));
This->rtStop = pWAVEParser->EndOfFile;
This->rtStart = pWAVEParser->StartOfFile;
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 = (Parser_OutputPin *)This->Parser.ppPins[1];
if (rtSampleStop > pin->rtStop)
rtSampleStop = MEDIATIME_FROM_BYTES(ALIGNUP(BYTES_FROM_MEDIATIME(pin->rtStop), pin->cbAlign));
hr = 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 =
{
Parser_QueryInterface,
Parser_AddRef,
Parser_Release,
Parser_GetClassID,
Parser_Stop,
Parser_Pause,
Parser_Run,
Parser_GetState,
Parser_SetSyncSource,
Parser_GetSyncSource,
Parser_EnumPins,
Parser_FindPin,
Parser_QueryFilterInfo,
Parser_JoinFilterGraph,
Parser_QueryVendorInfo
};
HRESULT WAVEParser_create(IUnknown * pUnkOuter, LPVOID * ppv)
{
HRESULT hr;
WAVEParserImpl * This;
TRACE("(%p, %p)\n", pUnkOuter, ppv);
*ppv = NULL;
if (pUnkOuter)
return CLASS_E_NOAGGREGATION;
/* Note: This memory is managed by the transform filter once created */
This = CoTaskMemAlloc(sizeof(WAVEParserImpl));
hr = Parser_Create(&(This->Parser), &WAVEParser_Vtbl, &CLSID_WAVEParser, WAVEParser_Sample, WAVEParser_QueryAccept, WAVEParser_InputPin_PreConnect, WAVEParser_Cleanup, WAVEParser_disconnect, WAVEParser_first_request, NULL, NULL, WAVEParserImpl_seek, NULL);
if (FAILED(hr))
return hr;
*ppv = This;
return hr;
}
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