dlls/quartz/waveparser.c

   1 /*
   2  * WAVE Parser Filter
   3  *
   4  * Copyright 2005 Christian Costa
   5  *
   6  * This library is free software; you can redistribute it and/or
   7  * modify it under the terms of the GNU Lesser General Public
   8  * License as published by the Free Software Foundation; either
   9  * version 2.1 of the License, or (at your option) any later version.
  10  *
  11  * This library is distributed in the hope that it will be useful,
  12  * but WITHOUT ANY WARRANTY; without even the implied warranty of
  13  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
  14  * Lesser General Public License for more details.
  15  *
  16  * You should have received a copy of the GNU Lesser General Public
  17  * License along with this library; if not, write to the Free Software
  18  * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301, USA
  19  */
  20
  21 #include "quartz_private.h"
  22 #include "pin.h"
  23
  24 #include "uuids.h"
  25 #include "aviriff.h"
  26 #include "vfwmsgs.h"
  27 #include "mmsystem.h"
  28
  29 #include "wine/unicode.h"
  30 #include "wine/debug.h"
  31
  32 #include <math.h>
  33 #include <assert.h>
  34
  35 #include "parser.h"
  36
  37 WINE_DEFAULT_DEBUG_CHANNEL(quartz);
  38
  39 static const WCHAR wcsOutputPinName[] = {'o','u','t','p','u','t',' ','p','i','n',0};
  40
  41 typedef struct WAVEParserImpl
  42 {
  43     ParserImpl Parser;
  44     LONGLONG StartOfFile; /* in media time */
  45     LONGLONG EndOfFile;
  46     DWORD dwSampleSize;
  47     DWORD nSamplesPerSec;
  48     DWORD dwLength;
  49 } WAVEParserImpl;
  50
  51 static inline WAVEParserImpl *impl_from_IMediaSeeking( IMediaSeeking *iface )
  52 {
  53     return CONTAINING_RECORD(iface, WAVEParserImpl, Parser.sourceSeeking.IMediaSeeking_iface);
  54 }
  55
  56 static inline WAVEParserImpl *impl_from_IBaseFilter( IBaseFilter *iface )
  57 {
  58     return CONTAINING_RECORD(iface, WAVEParserImpl, Parser.filter.IBaseFilter_iface);
  59 }
  60
  61 static LONGLONG bytepos_to_duration(WAVEParserImpl *This, LONGLONG bytepos)
  62 {
  63     LONGLONG duration = BYTES_FROM_MEDIATIME(bytepos - This->StartOfFile);
  64     duration *= 10000000;
  65     duration /= (This->dwSampleSize * This->nSamplesPerSec);
  66
  67     return duration;
  68 }
  69
  70 static LONGLONG duration_to_bytepos(WAVEParserImpl *This, LONGLONG duration)
  71 {
  72     LONGLONG bytepos;
  73
  74     bytepos = (This->dwSampleSize * This->nSamplesPerSec);
  75     bytepos *= duration;
  76     bytepos /= 10000000;
  77     bytepos += BYTES_FROM_MEDIATIME(This->StartOfFile);
  78     bytepos -= bytepos % This->dwSampleSize;
  79
  80     return MEDIATIME_FROM_BYTES(bytepos);
  81 }
  82
  83 static HRESULT WAVEParser_Sample(LPVOID iface, IMediaSample * pSample, DWORD_PTR cookie)
  84 {
  85     WAVEParserImpl *This = iface;
  86     LPBYTE pbSrcStream = NULL;
  87     ULONG cbSrcStream = 0;
  88     REFERENCE_TIME tStart, tStop;
  89     HRESULT hr;
  90     IMediaSample *newsample = NULL;
  91     Parser_OutputPin *pOutputPin;
  92     PullPin *pin = This->Parser.pInputPin;
  93
  94     IMediaSample_GetPointer(pSample, &pbSrcStream);
  95     hr = IMediaSample_GetTime(pSample, &tStart, &tStop);
  96
  97     cbSrcStream = IMediaSample_GetActualDataLength(pSample);
  98
  99     /* Flush occurring */
 100     if (cbSrcStream == 0)
 101     {
 102         TRACE(".. Why do I need you?\n");
 103         return S_OK;
 104     }
 105
 106     pOutputPin = unsafe_impl_Parser_OutputPin_from_IPin(This->Parser.ppPins[1]);
 107
 108     if (SUCCEEDED(hr))
 109         hr = IMemAllocator_GetBuffer(pin->pAlloc, &newsample, NULL, NULL, 0);
 110
 111     if (SUCCEEDED(hr))
 112     {
 113         LONGLONG rtSampleStart = pin->rtNext;
 114         /* Add 4 for the next header, which should hopefully work */
 115         LONGLONG rtSampleStop = rtSampleStart + MEDIATIME_FROM_BYTES(IMediaSample_GetSize(newsample));
 116
 117         if (rtSampleStop > pin->rtStop)
 118             rtSampleStop = MEDIATIME_FROM_BYTES(ALIGNUP(BYTES_FROM_MEDIATIME(pin->rtStop), pin->cbAlign));
 119
 120         IMediaSample_SetTime(newsample, &rtSampleStart, &rtSampleStop);
 121
 122         pin->rtCurrent = pin->rtNext;
 123         pin->rtNext = rtSampleStop;
 124
 125         IMediaSample_SetPreroll(newsample, 0);
 126         IMediaSample_SetDiscontinuity(newsample, 0);
 127         IMediaSample_SetSyncPoint(newsample, 1);
 128
 129         hr = IAsyncReader_Request(pin->pReader, newsample, 0);
 130     }
 131
 132     if (SUCCEEDED(hr))
 133     {
 134         REFERENCE_TIME tAviStart, tAviStop;
 135
 136         IMediaSample_SetSyncPoint(pSample, TRUE);
 137         pOutputPin->dwSamplesProcessed++;
 138
 139         tAviStart = bytepos_to_duration(This, tStart);
 140         tAviStop = bytepos_to_duration(This, tStart + MEDIATIME_FROM_BYTES(IMediaSample_GetActualDataLength(pSample)));
 141
 142         IMediaSample_SetTime(pSample, &tAviStart, &tAviStop);
 143
 144         hr = BaseOutputPinImpl_Deliver(&pOutputPin->pin, pSample);
 145         if (hr != S_OK && hr != S_FALSE && hr != VFW_E_WRONG_STATE)
 146             ERR("Error sending sample (%x)\n", hr);
 147         else if (hr != S_OK)
 148             /* Unset progression if denied! */
 149             This->Parser.pInputPin->rtCurrent = tStart;
 150     }
 151
 152     if (tStop >= This->EndOfFile || (bytepos_to_duration(This, tStop) >= This->Parser.sourceSeeking.llStop) || hr == VFW_E_NOT_CONNECTED)
 153     {
 154         unsigned int i;
 155
 156         TRACE("End of file reached\n");
 157
 158         for (i = 0; i < This->Parser.cStreams; i++)
 159         {
 160             IPin* ppin;
 161             HRESULT hr;
 162
 163             TRACE("Send End Of Stream to output pin %u\n", i);
 164
 165             hr = IPin_ConnectedTo(This->Parser.ppPins[i+1], &ppin);
 166             if (SUCCEEDED(hr))
 167             {
 168                 hr = IPin_EndOfStream(ppin);
 169                 IPin_Release(ppin);
 170             }
 171             if (FAILED(hr))
 172             {
 173                 ERR("%x\n", hr);
 174                 break;
 175             }
 176         }
 177
 178         /* Force the pullpin thread to stop */
 179         hr = S_FALSE;
 180     }
 181
 182     return hr;
 183 }
 184
 185 static HRESULT WAVEParser_QueryAccept(LPVOID iface, const AM_MEDIA_TYPE * pmt)
 186 {
 187     if (!IsEqualIID(&pmt->majortype, &MEDIATYPE_Stream))
 188         return S_FALSE;
 189     if (IsEqualIID(&pmt->subtype, &MEDIASUBTYPE_WAVE))
 190         return S_OK;
 191     if (IsEqualIID(&pmt->subtype, &MEDIASUBTYPE_AU) || IsEqualIID(&pmt->subtype, &MEDIASUBTYPE_AIFF))
 192         FIXME("AU and AIFF files not supported yet!\n");
 193     return S_FALSE;
 194 }
 195
 196 static HRESULT WINAPI WAVEParserImpl_seek(IMediaSeeking *iface)
 197 {
 198     WAVEParserImpl *This = impl_from_IMediaSeeking(iface);
 199     PullPin *pPin = This->Parser.pInputPin;
 200     IPin *victim = NULL;
 201     LONGLONG newpos, curpos, endpos, bytepos;
 202
 203     newpos = This->Parser.sourceSeeking.llCurrent;
 204     curpos = bytepos_to_duration(This, pPin->rtCurrent);
 205     endpos = bytepos_to_duration(This, This->EndOfFile);
 206     bytepos = duration_to_bytepos(This, newpos);
 207
 208     if (newpos > endpos)
 209     {
 210         WARN("Requesting position %x%08x beyond end of stream %x%08x\n", (DWORD)(newpos>>32), (DWORD)newpos, (DWORD)(endpos>>32), (DWORD)endpos);
 211         return E_INVALIDARG;
 212     }
 213
 214     if (curpos/1000000 == newpos/1000000)
 215     {
 216         TRACE("Requesting position %x%08x same as current position %x%08x\n", (DWORD)(newpos>>32), (DWORD)newpos, (DWORD)(curpos>>32), (DWORD)curpos);
 217         return S_OK;
 218     }
 219
 220     TRACE("Moving sound to %08u bytes!\n", (DWORD)BYTES_FROM_MEDIATIME(bytepos));
 221
 222     EnterCriticalSection(&pPin->thread_lock);
 223     IPin_BeginFlush(&pPin->pin.IPin_iface);
 224
 225     /* Make sure this is done while stopped, BeginFlush takes care of this */
 226     EnterCriticalSection(&This->Parser.filter.csFilter);
 227     IPin_ConnectedTo(This->Parser.ppPins[1], &victim);
 228     if (victim)
 229     {
 230         IPin_NewSegment(victim, newpos, endpos, pPin->dRate);
 231         IPin_Release(victim);
 232     }
 233
 234     pPin->rtStart = pPin->rtCurrent = bytepos;
 235     unsafe_impl_Parser_OutputPin_from_IPin(This->Parser.ppPins[1])->dwSamplesProcessed = 0;
 236     LeaveCriticalSection(&This->Parser.filter.csFilter);
 237
 238     TRACE("Done flushing\n");
 239     IPin_EndFlush(&pPin->pin.IPin_iface);
 240     LeaveCriticalSection(&pPin->thread_lock);
 241
 242     return S_OK;
 243 }
 244
 245 static HRESULT WAVEParser_InputPin_PreConnect(IPin * iface, IPin * pConnectPin, ALLOCATOR_PROPERTIES *props)
 246 {
 247     PullPin *This = impl_PullPin_from_IPin(iface);
 248     HRESULT hr;
 249     RIFFLIST list;
 250     RIFFCHUNK chunk;
 251     LONGLONG pos = 0; /* in bytes */
 252     PIN_INFO piOutput;
 253     AM_MEDIA_TYPE amt;
 254     WAVEParserImpl * pWAVEParser = impl_from_IBaseFilter(This->pin.pinInfo.pFilter);
 255     LONGLONG length, avail;
 256
 257     piOutput.dir = PINDIR_OUTPUT;
 258     piOutput.pFilter = &pWAVEParser->Parser.filter.IBaseFilter_iface;
 259     lstrcpynW(piOutput.achName, wcsOutputPinName, sizeof(piOutput.achName) / sizeof(piOutput.achName[0]));
 260
 261     hr = IAsyncReader_SyncRead(This->pReader, pos, sizeof(list), (BYTE *)&list);
 262     pos += sizeof(list);
 263
 264    if (list.fcc != FOURCC_RIFF)
 265     {
 266         ERR("Input stream not a RIFF file\n");
 267         return E_FAIL;
 268     }
 269     if (list.cb > 1 * 1024 * 1024 * 1024) /* cannot be more than 1Gb in size */
 270     {
 271         ERR("Input stream violates RIFF spec\n");
 272         return E_FAIL;
 273     }
 274     if (list.fccListType != mmioFOURCC('W','A','V','E'))
 275     {
 276         ERR("Input stream not an WAVE RIFF file\n");
 277         return E_FAIL;
 278     }
 279
 280     hr = IAsyncReader_SyncRead(This->pReader, pos, sizeof(chunk), (BYTE *)&chunk);
 281     pos += sizeof(chunk);
 282     if (chunk.fcc != mmioFOURCC('f','m','t',' '))
 283     {
 284         ERR("Expected 'fmt ' chunk, but got %.04s\n", (LPSTR)&chunk.fcc);
 285         return E_FAIL;
 286     }
 287
 288     amt.majortype = MEDIATYPE_Audio;
 289     amt.formattype = FORMAT_WaveFormatEx;
 290     amt.cbFormat = chunk.cb;
 291     amt.pbFormat = CoTaskMemAlloc(amt.cbFormat);
 292     amt.pUnk = NULL;
 293     IAsyncReader_SyncRead(This->pReader, pos, amt.cbFormat, amt.pbFormat);
 294     amt.subtype = MEDIATYPE_Audio;
 295     amt.subtype.Data1 = ((WAVEFORMATEX*)amt.pbFormat)->wFormatTag;
 296
 297     pos += chunk.cb;
 298     hr = IAsyncReader_SyncRead(This->pReader, pos, sizeof(chunk), (BYTE *)&chunk);
 299     if (chunk.fcc == mmioFOURCC('f','a','c','t'))
 300     {
 301         FIXME("'fact' chunk not supported yet\n");
 302         pos += sizeof(chunk) + chunk.cb;
 303         hr = IAsyncReader_SyncRead(This->pReader, pos, sizeof(chunk), (BYTE *)&chunk);
 304     }
 305     if (chunk.fcc != mmioFOURCC('d','a','t','a'))
 306     {
 307         ERR("Expected 'data' chunk, but got %.04s\n", (LPSTR)&chunk.fcc);
 308         return E_FAIL;
 309     }
 310
 311     if (hr == S_OK)
 312     {
 313         pWAVEParser->StartOfFile = MEDIATIME_FROM_BYTES(pos + sizeof(RIFFCHUNK));
 314         pWAVEParser->EndOfFile = MEDIATIME_FROM_BYTES(pos + chunk.cb + sizeof(RIFFCHUNK));
 315     }
 316
 317     if (hr != S_OK)
 318         return E_FAIL;
 319
 320     props->cbAlign = ((WAVEFORMATEX*)amt.pbFormat)->nBlockAlign;
 321     props->cbPrefix = 0;
 322     props->cbBuffer = 4096;
 323     props->cBuffers = 3;
 324     pWAVEParser->dwSampleSize = ((WAVEFORMATEX*)amt.pbFormat)->nBlockAlign;
 325     IAsyncReader_Length(This->pReader, &length, &avail);
 326     pWAVEParser->dwLength = length / (ULONGLONG)pWAVEParser->dwSampleSize;
 327     pWAVEParser->nSamplesPerSec = ((WAVEFORMATEX*)amt.pbFormat)->nSamplesPerSec;
 328     hr = Parser_AddPin(&(pWAVEParser->Parser), &piOutput, props, &amt);
 329     CoTaskMemFree(amt.pbFormat);
 330
 331     pWAVEParser->Parser.sourceSeeking.llCurrent = 0;
 332     pWAVEParser->Parser.sourceSeeking.llStop = pWAVEParser->Parser.sourceSeeking.llDuration = bytepos_to_duration(pWAVEParser, pWAVEParser->EndOfFile);
 333     TRACE("Duration: %u seconds\n", (DWORD)(pWAVEParser->Parser.sourceSeeking.llDuration / (LONGLONG)10000000));
 334
 335     This->rtStop = pWAVEParser->EndOfFile;
 336     This->rtStart = pWAVEParser->StartOfFile;
 337
 338     TRACE("WAVE File ok\n");
 339
 340     return hr;
 341 }
 342
 343 static HRESULT WAVEParser_Cleanup(LPVOID iface)
 344 {
 345     WAVEParserImpl *This = iface;
 346
 347     TRACE("(%p)->()\n", This);
 348
 349     return S_OK;
 350 }
 351
 352 static HRESULT WAVEParser_first_request(LPVOID iface)
 353 {
 354     WAVEParserImpl *This = iface;
 355     PullPin *pin = This->Parser.pInputPin;
 356     HRESULT hr;
 357     IMediaSample *sample;
 358
 359     if (pin->rtCurrent >= pin->rtStop)
 360     {
 361         /* Last sample has already been queued, request nothing more */
 362         TRACE("Done!\n");
 363         return S_OK;
 364     }
 365
 366     hr = IMemAllocator_GetBuffer(pin->pAlloc, &sample, NULL, NULL, 0);
 367
 368     pin->rtNext = pin->rtCurrent;
 369     if (SUCCEEDED(hr))
 370     {
 371         LONGLONG rtSampleStart = pin->rtNext;
 372         /* Add 4 for the next header, which should hopefully work */
 373         LONGLONG rtSampleStop = rtSampleStart + MEDIATIME_FROM_BYTES(IMediaSample_GetSize(sample));
 374         Parser_OutputPin *outpin = unsafe_impl_Parser_OutputPin_from_IPin(This->Parser.ppPins[1]);
 375
 376         if (rtSampleStop > pin->rtStop)
 377             rtSampleStop = MEDIATIME_FROM_BYTES(ALIGNUP(BYTES_FROM_MEDIATIME(pin->rtStop), pin->cbAlign));
 378
 379         IMediaSample_SetTime(sample, &rtSampleStart, &rtSampleStop);
 380
 381         pin->rtCurrent = pin->rtNext;
 382         pin->rtNext = rtSampleStop;
 383
 384         IMediaSample_SetPreroll(sample, FALSE);
 385         if (!outpin->dwSamplesProcessed++)
 386             IMediaSample_SetDiscontinuity(sample, TRUE);
 387         else
 388             IMediaSample_SetDiscontinuity(sample, FALSE);
 389
 390         hr = IAsyncReader_Request(pin->pReader, sample, 0);
 391     }
 392     if (FAILED(hr))
 393         ERR("Horsemen of the apocalypse came to bring error 0x%08x %p\n", hr, sample);
 394
 395     return hr;
 396 }
 397
 398 static HRESULT WAVEParser_disconnect(LPVOID iface)
 399 {
 400     /* TODO: Find and plug memory leaks */
 401     return S_OK;
 402 }
 403
 404 static const IBaseFilterVtbl WAVEParser_Vtbl =
 405 {
 406     Parser_QueryInterface,
 407     Parser_AddRef,
 408     Parser_Release,
 409     Parser_GetClassID,
 410     Parser_Stop,
 411     Parser_Pause,
 412     Parser_Run,
 413     Parser_GetState,
 414     Parser_SetSyncSource,
 415     Parser_GetSyncSource,
 416     Parser_EnumPins,
 417     Parser_FindPin,
 418     Parser_QueryFilterInfo,
 419     Parser_JoinFilterGraph,
 420     Parser_QueryVendorInfo
 421 };
 422
 423 HRESULT WAVEParser_create(IUnknown * pUnkOuter, LPVOID * ppv)
 424 {
 425     HRESULT hr;
 426     WAVEParserImpl * This;
 427
 428     TRACE("(%p, %p)\n", pUnkOuter, ppv);
 429
 430     *ppv = NULL;
 431
 432     if (pUnkOuter)
 433         return CLASS_E_NOAGGREGATION;
 434
 435     /* Note: This memory is managed by the transform filter once created */
 436     This = CoTaskMemAlloc(sizeof(WAVEParserImpl));
 437
 438     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);
 439
 440     if (FAILED(hr))
 441         return hr;
 442
 443     *ppv = This;
 444
 445     return hr;
 446 }