dlls/wineqtdecoder/qtvdecoder.c

   1 /*
   2  * QuickTime Toolkit decoder filter for video
   3  *
   4  * Copyright 2010 Aric Stewart, CodeWeavers
   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 "config.h"
  22
  23 #define ULONG CoreFoundation_ULONG
  24 #define HRESULT CoreFoundation_HRESULT
  25
  26 #define LoadResource __carbon_LoadResource
  27 #define CompareString __carbon_CompareString
  28 #define GetCurrentThread __carbon_GetCurrentThread
  29 #define GetCurrentProcess __carbon_GetCurrentProcess
  30 #define AnimatePalette __carbon_AnimatePalette
  31 #define EqualRgn __carbon_EqualRgn
  32 #define FillRgn __carbon_FillRgn
  33 #define FrameRgn __carbon_FrameRgn
  34 #define GetPixel __carbon_GetPixel
  35 #define InvertRgn __carbon_InvertRgn
  36 #define LineTo __carbon_LineTo
  37 #define OffsetRgn __carbon_OffsetRgn
  38 #define PaintRgn __carbon_PaintRgn
  39 #define Polygon __carbon_Polygon
  40 #define ResizePalette __carbon_ResizePalette
  41 #define SetRectRgn __carbon_SetRectRgn
  42
  43 #define CheckMenuItem __carbon_CheckMenuItem
  44 #define DeleteMenu __carbon_DeleteMenu
  45 #define DrawMenuBar __carbon_DrawMenuBar
  46 #define EnableMenuItem __carbon_EnableMenuItem
  47 #define EqualRect __carbon_EqualRect
  48 #define FillRect __carbon_FillRect
  49 #define FrameRect __carbon_FrameRect
  50 #define GetCursor __carbon_GetCursor
  51 #define GetMenu __carbon_GetMenu
  52 #define InvertRect __carbon_InvertRect
  53 #define IsWindowVisible __carbon_IsWindowVisible
  54 #define MoveWindow __carbon_MoveWindow
  55 #define OffsetRect __carbon_OffsetRect
  56 #define PtInRect __carbon_PtInRect
  57 #define SetCursor __carbon_SetCursor
  58 #define SetRect __carbon_SetRect
  59 #define ShowCursor __carbon_ShowCursor
  60 #define ShowWindow __carbon_ShowWindow
  61 #define UnionRect __carbon_UnionRect
  62
  63 #include <QuickTime/ImageCompression.h>
  64 #include <CoreVideo/CVPixelBuffer.h>
  65
  66 #undef LoadResource
  67 #undef CompareString
  68 #undef GetCurrentThread
  69 #undef _CDECL
  70 #undef DPRINTF
  71 #undef GetCurrentProcess
  72 #undef AnimatePalette
  73 #undef EqualRgn
  74 #undef FillRgn
  75 #undef FrameRgn
  76 #undef GetPixel
  77 #undef InvertRgn
  78 #undef LineTo
  79 #undef OffsetRgn
  80 #undef PaintRgn
  81 #undef Polygon
  82 #undef ResizePalette
  83 #undef SetRectRgn
  84 #undef CheckMenuItem
  85 #undef DeleteMenu
  86 #undef DrawMenuBar
  87 #undef EnableMenuItem
  88 #undef EqualRect
  89 #undef FillRect
  90 #undef FrameRect
  91 #undef GetCursor
  92 #undef GetMenu
  93 #undef InvertRect
  94 #undef IsWindowVisible
  95 #undef MoveWindow
  96 #undef OffsetRect
  97 #undef PtInRect
  98 #undef SetCursor
  99 #undef SetRect
 100 #undef ShowCursor
 101 #undef ShowWindow
 102 #undef UnionRect
 103
 104 #undef ULONG
 105 #undef HRESULT
 106 #undef DPRINTF
 107 #undef STDMETHODCALLTYPE
 108
 109 #define COBJMACROS
 110
 111 #include "windef.h"
 112 #include "winbase.h"
 113 #include "wtypes.h"
 114 #include "winuser.h"
 115 #include "dshow.h"
 116
 117 #include "uuids.h"
 118 #include "amvideo.h"
 119 #include "strmif.h"
 120 #include "vfwmsgs.h"
 121 #include "vfw.h"
 122 #include "dvdmedia.h"
 123
 124 #include <assert.h>
 125
 126 #include "wine/unicode.h"
 127 #include "wine/debug.h"
 128 #include "wine/strmbase.h"
 129
 130 #include "qtprivate.h"
 131
 132 extern CLSID CLSID_QTVDecoder;
 133
 134 WINE_DEFAULT_DEBUG_CHANNEL(qtdecoder);
 135
 136 typedef struct QTVDecoderImpl
 137 {
 138     TransformFilter tf;
 139     IUnknown *seekthru_unk;
 140
 141     ImageDescriptionHandle hImageDescription;
 142     CFMutableDictionaryRef outputBufferAttributes;
 143     ICMDecompressionSessionRef decompressionSession;
 144     HRESULT decodeHR;
 145
 146     DWORD outputSize;
 147
 148 } QTVDecoderImpl;
 149
 150 static inline QTVDecoderImpl *impl_from_IBaseFilter( IBaseFilter *iface )
 151 {
 152     return CONTAINING_RECORD(iface, QTVDecoderImpl, tf.filter.IBaseFilter_iface);
 153 }
 154
 155 static inline QTVDecoderImpl *impl_from_TransformFilter( TransformFilter *iface )
 156 {
 157     return CONTAINING_RECORD(iface, QTVDecoderImpl, tf.filter);
 158 }
 159
 160 static const IBaseFilterVtbl QTVDecoder_Vtbl;
 161
 162 static void trackingCallback(
 163                     void *decompressionTrackingRefCon,
 164                     OSStatus result,
 165                     ICMDecompressionTrackingFlags decompressionTrackingFlags,
 166                     CVPixelBufferRef pixelBuffer,
 167                     TimeValue64 displayTime,
 168                     TimeValue64 displayDuration,
 169                     ICMValidTimeFlags validTimeFlags,
 170                     void *reserved,
 171                     void *sourceFrameRefCon )
 172 {
 173     QTVDecoderImpl *This = (QTVDecoderImpl*)decompressionTrackingRefCon;
 174     IMediaSample *pSample = (IMediaSample*)sourceFrameRefCon;
 175     HRESULT hr  = S_OK;
 176     IMediaSample* pOutSample = NULL;
 177     LPBYTE pbDstStream;
 178     DWORD cbDstStream;
 179
 180     if (result != noErr)
 181     {
 182         ERR("Error from Codec, no frame decompressed\n");
 183         return;
 184     }
 185
 186     if (!pixelBuffer)
 187     {
 188         ERR("No pixel buffer, no frame decompressed\n");
 189         return;
 190     }
 191
 192     EnterCriticalSection(&This->tf.csReceive);
 193     hr = BaseOutputPinImpl_GetDeliveryBuffer((BaseOutputPin*)This->tf.ppPins[1], &pOutSample, NULL, NULL, 0);
 194     if (FAILED(hr)) {
 195         ERR("Unable to get delivery buffer (%x)\n", hr);
 196         goto error;
 197     }
 198
 199     hr = IMediaSample_SetActualDataLength(pOutSample, 0);
 200     assert(hr == S_OK);
 201
 202     hr = IMediaSample_GetPointer(pOutSample, &pbDstStream);
 203     if (FAILED(hr)) {
 204         ERR("Unable to get pointer to buffer (%x)\n", hr);
 205         goto error;
 206     }
 207
 208     cbDstStream = IMediaSample_GetSize(pOutSample);
 209     if (cbDstStream < This->outputSize) {
 210         ERR("Sample size is too small %d < %d\n", cbDstStream, This->outputSize);
 211         hr = E_FAIL;
 212         goto error;
 213     }
 214
 215     hr = AccessPixelBufferPixels(pixelBuffer, pbDstStream);
 216     if (FAILED(hr))
 217         goto error;
 218
 219     IMediaSample_SetActualDataLength(pOutSample, This->outputSize);
 220
 221     IMediaSample_SetPreroll(pOutSample, (IMediaSample_IsPreroll(pSample) == S_OK));
 222     IMediaSample_SetDiscontinuity(pOutSample, (IMediaSample_IsDiscontinuity(pSample) == S_OK));
 223     IMediaSample_SetSyncPoint(pOutSample, (IMediaSample_IsSyncPoint(pSample) == S_OK));
 224
 225     if (!validTimeFlags)
 226         IMediaSample_SetTime(pOutSample, NULL, NULL);
 227     else
 228     {
 229         LONGLONG tStart, tStop;
 230
 231         if (validTimeFlags & kICMValidTime_DisplayTimeStampIsValid)
 232             tStart = displayTime;
 233          else
 234             tStart = 0;
 235         if (validTimeFlags & kICMValidTime_DisplayDurationIsValid)
 236             tStop = tStart + displayDuration;
 237         else
 238             tStop = tStart;
 239
 240         IMediaSample_SetTime(pOutSample, &tStart, &tStop);
 241     }
 242
 243     LeaveCriticalSection(&This->tf.csReceive);
 244     hr = BaseOutputPinImpl_Deliver((BaseOutputPin*)This->tf.ppPins[1], pOutSample);
 245     EnterCriticalSection(&This->tf.csReceive);
 246     if (hr != S_OK && hr != VFW_E_NOT_CONNECTED)
 247         ERR("Error sending sample (%x)\n", hr);
 248
 249 error:
 250     LeaveCriticalSection(&This->tf.csReceive);
 251     if (pOutSample)
 252         IMediaSample_Release(pOutSample);
 253
 254     This->decodeHR = hr;
 255 }
 256
 257 static HRESULT WINAPI QTVDecoder_StartStreaming(TransformFilter* pTransformFilter)
 258 {
 259     QTVDecoderImpl* This = impl_from_TransformFilter(pTransformFilter);
 260     OSErr err = noErr;
 261     ICMDecompressionSessionOptionsRef sessionOptions = NULL;
 262     ICMDecompressionTrackingCallbackRecord trackingCallbackRecord;
 263
 264     TRACE("(%p)->()\n", This);
 265
 266     trackingCallbackRecord.decompressionTrackingCallback = trackingCallback;
 267     trackingCallbackRecord.decompressionTrackingRefCon = (void*)This;
 268
 269     err = ICMDecompressionSessionCreate(NULL, This->hImageDescription, sessionOptions, This->outputBufferAttributes, &trackingCallbackRecord, &This->decompressionSession);
 270
 271     if (err != noErr)
 272     {
 273         ERR("Error with ICMDecompressionSessionCreate %i\n",err);
 274         return E_FAIL;
 275     }
 276
 277     return S_OK;
 278 }
 279
 280 static HRESULT WINAPI QTVDecoder_Receive(TransformFilter *tf, IMediaSample *pSample)
 281 {
 282     QTVDecoderImpl* This = impl_from_TransformFilter(tf);
 283     HRESULT hr;
 284     DWORD cbSrcStream;
 285     LPBYTE pbSrcStream;
 286
 287     ICMFrameTimeRecord frameTime = {{0}};
 288     TimeValue time = 1;
 289     TimeScale timeScale = 1;
 290     OSStatus err = noErr;
 291     LONGLONG tStart, tStop;
 292
 293     hr = IMediaSample_GetPointer(pSample, &pbSrcStream);
 294     if (FAILED(hr))
 295     {
 296         ERR("Cannot get pointer to sample data (%x)\n", hr);
 297         goto error;
 298     }
 299
 300     cbSrcStream = IMediaSample_GetActualDataLength(pSample);
 301
 302     if (IMediaSample_GetTime(pSample, &tStart, &tStop) != S_OK)
 303         tStart = tStop = 0;
 304
 305     time = tStart;
 306
 307     frameTime.recordSize = sizeof(ICMFrameTimeRecord);
 308     *(TimeValue64 *)&frameTime.value = tStart;
 309     frameTime.scale = 1;
 310     frameTime.rate = fixed1;
 311     frameTime.duration = tStop - tStart;
 312     frameTime.frameNumber = 0;
 313     frameTime.flags = icmFrameTimeIsNonScheduledDisplayTime;
 314
 315     err = ICMDecompressionSessionDecodeFrame(This->decompressionSession,
 316             (UInt8 *)pbSrcStream, cbSrcStream, NULL, &frameTime, pSample);
 317
 318     if (err != noErr)
 319     {
 320         ERR("Error with ICMDecompressionSessionDecodeFrame\n");
 321         hr = E_FAIL;
 322         goto error;
 323     }
 324
 325     ICMDecompressionSessionSetNonScheduledDisplayTime(This->decompressionSession, time, timeScale, 0);
 326     ICMDecompressionSessionFlush(This->decompressionSession);
 327     hr = This->decodeHR;
 328
 329 error:
 330     return hr;
 331 }
 332
 333 static HRESULT WINAPI QTVDecoder_StopStreaming(TransformFilter* pTransformFilter)
 334 {
 335     QTVDecoderImpl* This = impl_from_TransformFilter(pTransformFilter);
 336
 337     TRACE("(%p)->()\n", This);
 338
 339     if (This->decompressionSession)
 340         ICMDecompressionSessionRelease(This->decompressionSession);
 341     This->decompressionSession = NULL;
 342
 343     return S_OK;
 344 }
 345
 346 static HRESULT WINAPI QTVDecoder_SetMediaType(TransformFilter *tf, PIN_DIRECTION dir, const AM_MEDIA_TYPE * pmt)
 347 {
 348     QTVDecoderImpl* This = impl_from_TransformFilter(tf);
 349     HRESULT hr = VFW_E_TYPE_NOT_ACCEPTED;
 350     OSErr err = noErr;
 351     AM_MEDIA_TYPE *outpmt = &This->tf.pmt;
 352     CFNumberRef n = NULL;
 353
 354     TRACE("(%p)->(%p)\n", This, pmt);
 355
 356     if (dir != PINDIR_INPUT)
 357         return S_OK;
 358
 359     FreeMediaType(outpmt);
 360     CopyMediaType(outpmt, pmt);
 361
 362     if (This->hImageDescription)
 363         DisposeHandle((Handle)This->hImageDescription);
 364
 365     This->hImageDescription = (ImageDescriptionHandle)
 366         NewHandleClear(sizeof(ImageDescription));
 367
 368     if (This->hImageDescription != NULL)
 369     {
 370         (**This->hImageDescription).idSize = sizeof(ImageDescription);
 371         (**This->hImageDescription).spatialQuality = codecNormalQuality;
 372         (**This->hImageDescription).frameCount = 1;
 373         (**This->hImageDescription).clutID = -1;
 374     }
 375     else
 376     {
 377         ERR("Failed to create ImageDescription\n");
 378         goto failed;
 379     }
 380
 381     /* Check root (GUID w/o FOURCC) */
 382     if ((IsEqualIID(&pmt->majortype, &MEDIATYPE_Video)) &&
 383         (!memcmp(((const char *)&pmt->subtype)+4, ((const char *)&MEDIATYPE_Video)+4, sizeof(GUID)-4)))
 384     {
 385         VIDEOINFOHEADER *format1 = (VIDEOINFOHEADER *)outpmt->pbFormat;
 386         VIDEOINFOHEADER2 *format2 = (VIDEOINFOHEADER2 *)outpmt->pbFormat;
 387         BITMAPINFOHEADER *bmi;
 388         OSType fourCC;
 389         DecompressorComponent dc;
 390         OSType format;
 391         DWORD outputWidth, outputHeight, outputDepth;
 392
 393         if (IsEqualIID(&pmt->formattype, &FORMAT_VideoInfo))
 394             bmi = &format1->bmiHeader;
 395         else if (IsEqualIID(&pmt->formattype, &FORMAT_VideoInfo2))
 396             bmi = &format2->bmiHeader;
 397         else
 398             goto failed;
 399
 400         TRACE("Fourcc: %s\n", debugstr_an((const char *)&pmt->subtype.Data1, 4));
 401         fourCC = ((const char *)&pmt->subtype.Data1)[3] |
 402                  (((const char *)&pmt->subtype.Data1)[2]<<8) |
 403                  (((const char *)&pmt->subtype.Data1)[1]<<16) |
 404                  (((const char *)&pmt->subtype.Data1)[0]<<24);
 405
 406         err = FindCodec(fourCC,NULL,NULL,&dc);
 407         if (err != noErr || dc == 0x0)
 408         {
 409             TRACE("Codec not found\n");
 410             goto failed;
 411         }
 412
 413         outputWidth = bmi->biWidth;
 414         outputHeight = bmi->biHeight;
 415
 416         (**This->hImageDescription).cType = fourCC;
 417         (**This->hImageDescription).width = outputWidth;
 418         (**This->hImageDescription).height = outputHeight;
 419         (**This->hImageDescription).depth = bmi->biBitCount;
 420         (**This->hImageDescription).hRes = 72<<16;
 421         (**This->hImageDescription).vRes = 72<<16;
 422
 423         if (This->outputBufferAttributes)
 424             CFRelease(This->outputBufferAttributes);
 425
 426         This->outputBufferAttributes = CFDictionaryCreateMutable(NULL, 0, &kCFTypeDictionaryKeyCallBacks, &kCFTypeDictionaryValueCallBacks);
 427         if (!This->outputBufferAttributes)
 428         {
 429             ERR("Failed to create outputBufferAttributes\n");
 430             goto failed;
 431         }
 432
 433         n = CFNumberCreate(NULL, kCFNumberIntType, &outputWidth);
 434         CFDictionaryAddValue(This->outputBufferAttributes, kCVPixelBufferWidthKey, n);
 435         CFRelease(n);
 436
 437         n = CFNumberCreate(NULL, kCFNumberIntType, &outputHeight);
 438         CFDictionaryAddValue(This->outputBufferAttributes, kCVPixelBufferHeightKey, n);
 439         CFRelease(n);
 440
 441         /* yes this looks wrong.  but 32ARGB is 24 RGB with an alpha channel */
 442         format = k32ARGBPixelFormat;
 443         n = CFNumberCreate(NULL, kCFNumberIntType, &format);
 444         CFDictionaryAddValue(This->outputBufferAttributes, kCVPixelBufferPixelFormatTypeKey, n);
 445         CFRelease(n);
 446
 447         CFDictionaryAddValue(This->outputBufferAttributes, kCVPixelBufferCGBitmapContextCompatibilityKey, kCFBooleanTrue);
 448         CFDictionaryAddValue(This->outputBufferAttributes, kCVPixelBufferCGImageCompatibilityKey, kCFBooleanTrue);
 449
 450         outputDepth = 3;
 451         This->outputSize = outputWidth * outputHeight * outputDepth;
 452         bmi->biCompression =  BI_RGB;
 453         bmi->biBitCount =  24;
 454         outpmt->subtype = MEDIASUBTYPE_RGB24;
 455
 456         return S_OK;
 457     }
 458
 459 failed:
 460     if (This->hImageDescription)
 461     {
 462         DisposeHandle((Handle)This->hImageDescription);
 463         This->hImageDescription =  NULL;
 464     }
 465     if (This->outputBufferAttributes)
 466     {
 467         CFRelease(This->outputBufferAttributes);
 468         This->outputBufferAttributes = NULL;
 469     }
 470
 471     TRACE("Connection refused\n");
 472     return hr;
 473 }
 474
 475 static HRESULT WINAPI QTVDecoder_BreakConnect(TransformFilter *tf, PIN_DIRECTION dir)
 476 {
 477     QTVDecoderImpl *This = impl_from_TransformFilter(tf);
 478
 479     TRACE("(%p)->()\n", This);
 480
 481     if (This->hImageDescription)
 482         DisposeHandle((Handle)This->hImageDescription);
 483     if (This->outputBufferAttributes)
 484         CFRelease(This->outputBufferAttributes);
 485
 486     This->hImageDescription = NULL;
 487     This->outputBufferAttributes = NULL;
 488
 489     return S_OK;
 490 }
 491
 492 static HRESULT WINAPI QTVDecoder_DecideBufferSize(TransformFilter *tf, IMemAllocator *pAlloc, ALLOCATOR_PROPERTIES *ppropInputRequest)
 493 {
 494     QTVDecoderImpl *This = impl_from_TransformFilter(tf);
 495     ALLOCATOR_PROPERTIES actual;
 496
 497     TRACE("()\n");
 498
 499     if (!ppropInputRequest->cbAlign)
 500         ppropInputRequest->cbAlign = 1;
 501
 502     if (ppropInputRequest->cbBuffer < This->outputSize)
 503             ppropInputRequest->cbBuffer = This->outputSize + ppropInputRequest->cbAlign;
 504
 505     if (!ppropInputRequest->cBuffers)
 506         ppropInputRequest->cBuffers = 1;
 507
 508     return IMemAllocator_SetProperties(pAlloc, ppropInputRequest, &actual);
 509 }
 510
 511 static const TransformFilterFuncTable QTVDecoder_FuncsTable = {
 512     QTVDecoder_DecideBufferSize,
 513     QTVDecoder_StartStreaming,
 514     QTVDecoder_Receive,
 515     QTVDecoder_StopStreaming,
 516     NULL,
 517     QTVDecoder_SetMediaType,
 518     NULL,
 519     QTVDecoder_BreakConnect,
 520     NULL,
 521     NULL,
 522     NULL,
 523     NULL
 524 };
 525
 526 IUnknown * CALLBACK QTVDecoder_create(IUnknown * pUnkOuter, HRESULT* phr)
 527 {
 528     HRESULT hr;
 529     QTVDecoderImpl * This;
 530
 531     TRACE("(%p, %p)\n", pUnkOuter, phr);
 532
 533     *phr = S_OK;
 534
 535     if (pUnkOuter)
 536     {
 537         *phr = CLASS_E_NOAGGREGATION;
 538         return NULL;
 539     }
 540
 541     hr = TransformFilter_Construct(&QTVDecoder_Vtbl, sizeof(QTVDecoderImpl), &CLSID_QTVDecoder, &QTVDecoder_FuncsTable, (IBaseFilter**)&This);
 542
 543     if (FAILED(hr))
 544     {
 545         *phr = hr;
 546         return NULL;
 547     }
 548     else
 549     {
 550         ISeekingPassThru *passthru;
 551         hr = CoCreateInstance(&CLSID_SeekingPassThru, (IUnknown*)This, CLSCTX_INPROC_SERVER, &IID_IUnknown, (void**)&This->seekthru_unk);
 552         IUnknown_QueryInterface(This->seekthru_unk, &IID_ISeekingPassThru, (void**)&passthru);
 553         ISeekingPassThru_Init(passthru, FALSE, This->tf.ppPins[0]);
 554         ISeekingPassThru_Release(passthru);
 555     }
 556
 557     *phr = hr;
 558     return (IUnknown*)This;
 559 }
 560
 561 HRESULT WINAPI QTVDecoder_QueryInterface(IBaseFilter * iface, REFIID riid, LPVOID * ppv)
 562 {
 563     HRESULT hr;
 564     QTVDecoderImpl *This = impl_from_IBaseFilter(iface);
 565     TRACE("(%p/%p)->(%s, %p)\n", This, iface, debugstr_guid(riid), ppv);
 566
 567     if (IsEqualIID(riid, &IID_IMediaSeeking) || IsEqualIID(riid, &IID_IMediaPosition))
 568         return IUnknown_QueryInterface(This->seekthru_unk, riid, ppv);
 569
 570     hr = TransformFilterImpl_QueryInterface(iface, riid, ppv);
 571
 572     return hr;
 573 }
 574
 575 static const IBaseFilterVtbl QTVDecoder_Vtbl =
 576 {
 577     QTVDecoder_QueryInterface,
 578     BaseFilterImpl_AddRef,
 579     TransformFilterImpl_Release,
 580     BaseFilterImpl_GetClassID,
 581     TransformFilterImpl_Stop,
 582     TransformFilterImpl_Pause,
 583     TransformFilterImpl_Run,
 584     BaseFilterImpl_GetState,
 585     BaseFilterImpl_SetSyncSource,
 586     BaseFilterImpl_GetSyncSource,
 587     BaseFilterImpl_EnumPins,
 588     TransformFilterImpl_FindPin,
 589     BaseFilterImpl_QueryFilterInfo,
 590     BaseFilterImpl_JoinFilterGraph,
 591     BaseFilterImpl_QueryVendorInfo
 592 };