dlls/winegstreamer/gstdemux.c

   1 /*
   2  * GStreamer splitter + decoder, adapted from parser.c
   3  *
   4  * Copyright 2010 Maarten Lankhorst for CodeWeavers
   5  * Copyright 2010 Aric Stewart for CodeWeavers
   6  *
   7  * This library is free software; you can redistribute it and/or
   8  * modify it under the terms of the GNU Lesser General Public
   9  * License as published by the Free Software Foundation; either
  10  * version 2.1 of the License, or (at your option) any later version.
  11  *
  12  * This library is distributed in the hope that it will be useful,
  13  * but WITHOUT ANY WARRANTY; without even the implied warranty of
  14  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
  15  * Lesser General Public License for more details.
  16  *
  17  * You should have received a copy of the GNU Lesser General Public
  18  * License along with this library; if not, write to the Free Software
  19  * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301, USA
  20  */
  21
  22 #include "config.h"
  23 #include <gst/app/gstappsink.h>
  24 #include <gst/app/gstappsrc.h>
  25 #include <gst/app/gstappbuffer.h>
  26 #include <gst/gstutils.h>
  27
  28 #include "gst_private.h"
  29 #include "gst_guids.h"
  30
  31 #include "vfwmsgs.h"
  32 #include "amvideo.h"
  33
  34 #include "wine/unicode.h"
  35 #include "wine/debug.h"
  36
  37 #include <assert.h>
  38
  39 #include "dvdmedia.h"
  40 #include "mmreg.h"
  41 #include "ks.h"
  42 #include "initguid.h"
  43 #include "ksmedia.h"
  44
  45 WINE_DEFAULT_DEBUG_CHANNEL(gstreamer);
  46
  47 typedef struct GSTOutPin GSTOutPin;
  48 typedef struct GSTInPin {
  49     BasePin pin;
  50     IAsyncReader *pReader;
  51     IMemAllocator *pAlloc;
  52 } GSTInPin;
  53
  54 typedef struct GSTImpl {
  55     BaseFilter filter;
  56
  57     GSTInPin pInputPin;
  58     GSTOutPin **ppPins;
  59     LONG cStreams;
  60
  61     LONGLONG filesize;
  62
  63     BOOL discont, initial;
  64     GstElement *gstfilter;
  65     GstPad *my_src, *their_sink;
  66     GstBus *bus;
  67     guint64 start, nextofs, nextpullofs, stop;
  68     ALLOCATOR_PROPERTIES props;
  69     HANDLE event, changed_ofs;
  70
  71     HANDLE push_thread;
  72 } GSTImpl;
  73
  74 struct GSTOutPin {
  75     BaseOutputPin pin;
  76
  77     GstPad *their_src;
  78     GstPad *my_sink;
  79     int isaud, isvid;
  80     AM_MEDIA_TYPE * pmt;
  81     HANDLE caps_event;
  82     GstSegment *segment;
  83     QualityControlImpl qcimpl;
  84     SourceSeeking seek;
  85 };
  86
  87 static const WCHAR wcsInputPinName[] = {'i','n','p','u','t',' ','p','i','n',0};
  88 static const IMediaSeekingVtbl GST_Seeking_Vtbl;
  89 static const IPinVtbl GST_OutputPin_Vtbl;
  90 static const IPinVtbl GST_InputPin_Vtbl;
  91 static const IBaseFilterVtbl GST_Vtbl;
  92 static const IQualityControlVtbl GSTOutPin_QualityControl_Vtbl;
  93
  94 static HRESULT GST_AddPin(GSTImpl *This, const PIN_INFO *piOutput, const AM_MEDIA_TYPE *amt);
  95 static HRESULT GST_RemoveOutputPins(GSTImpl *This);
  96 static HRESULT WINAPI GST_ChangeCurrent(IMediaSeeking *iface);
  97 static HRESULT WINAPI GST_ChangeStop(IMediaSeeking *iface);
  98 static HRESULT WINAPI GST_ChangeRate(IMediaSeeking *iface);
  99
 100 static int amt_from_gst_caps_audio(GstCaps *caps, AM_MEDIA_TYPE *amt) {
 101     WAVEFORMATEXTENSIBLE *wfe;
 102     WAVEFORMATEX *wfx;
 103     GstStructure *arg;
 104     gint32 depth = 0, bpp = 0;
 105     const char *typename;
 106     arg = gst_caps_get_structure(caps, 0);
 107     typename = gst_structure_get_name(arg);
 108     if (!typename)
 109         return 0;
 110
 111     wfe = CoTaskMemAlloc(sizeof(*wfe));
 112     wfx = (WAVEFORMATEX*)wfe;
 113     amt->majortype = MEDIATYPE_Audio;
 114     amt->subtype = MEDIASUBTYPE_PCM;
 115     amt->formattype = FORMAT_WaveFormatEx;
 116     amt->pbFormat = (BYTE*)wfe;
 117     amt->cbFormat = sizeof(*wfe);
 118     amt->bFixedSizeSamples = 0;
 119     amt->bTemporalCompression = 1;
 120     amt->lSampleSize = 0;
 121     amt->pUnk = NULL;
 122
 123     wfx->wFormatTag = WAVE_FORMAT_EXTENSIBLE;
 124     if (!gst_structure_get_int(arg, "channels", (INT*)&wfx->nChannels))
 125         return 0;
 126     if (!gst_structure_get_int(arg, "rate", (INT*)&wfx->nSamplesPerSec))
 127         return 0;
 128     gst_structure_get_int(arg, "width", &depth);
 129     gst_structure_get_int(arg, "depth", &bpp);
 130     if (!depth || depth > 32 || depth % 8)
 131         depth = bpp;
 132     else if (!bpp)
 133         bpp = depth;
 134     wfe->Samples.wValidBitsPerSample = depth;
 135     wfx->wBitsPerSample = bpp;
 136     wfx->cbSize = sizeof(*wfe)-sizeof(*wfx);
 137     switch (wfx->nChannels) {
 138         case 1: wfe->dwChannelMask = KSAUDIO_SPEAKER_MONO; break;
 139         case 2: wfe->dwChannelMask = KSAUDIO_SPEAKER_STEREO; break;
 140         case 4: wfe->dwChannelMask = KSAUDIO_SPEAKER_SURROUND; break;
 141         case 5: wfe->dwChannelMask = (KSAUDIO_SPEAKER_5POINT1 & ~SPEAKER_LOW_FREQUENCY); break;
 142         case 6: wfe->dwChannelMask = KSAUDIO_SPEAKER_5POINT1; break;
 143         case 8: wfe->dwChannelMask = KSAUDIO_SPEAKER_7POINT1; break;
 144         default:
 145         wfe->dwChannelMask = 0;
 146     }
 147     if (!strcmp(typename, "audio/x-raw-float")) {
 148         wfe->SubFormat = KSDATAFORMAT_SUBTYPE_IEEE_FLOAT;
 149         wfx->wBitsPerSample = wfe->Samples.wValidBitsPerSample = 32;
 150     } else
 151         wfe->SubFormat = KSDATAFORMAT_SUBTYPE_PCM;
 152     wfx->nBlockAlign = wfx->nChannels * wfx->wBitsPerSample/8;
 153     wfx->nAvgBytesPerSec = wfx->nSamplesPerSec * wfx->nBlockAlign;
 154     return 1;
 155 }
 156
 157 static int amt_from_gst_caps_video(GstCaps *caps, AM_MEDIA_TYPE *amt) {
 158     VIDEOINFOHEADER *vih = CoTaskMemAlloc(sizeof(*vih));
 159     BITMAPINFOHEADER *bih = &vih->bmiHeader;
 160     GstStructure *arg;
 161     gint32 width = 0, height = 0, nom = 0, denom = 0;
 162     const char *typename;
 163     arg = gst_caps_get_structure(caps, 0);
 164     typename = gst_structure_get_name(arg);
 165     if (!typename)
 166         return 0;
 167     if (!gst_structure_get_int(arg, "width", &width) ||
 168         !gst_structure_get_int(arg, "height", &height) ||
 169         !gst_structure_get_fraction(arg, "framerate", &nom, &denom))
 170         return 0;
 171     amt->formattype = FORMAT_VideoInfo;
 172     amt->pbFormat = (BYTE*)vih;
 173     amt->cbFormat = sizeof(*vih);
 174     amt->bFixedSizeSamples = amt->bTemporalCompression = 1;
 175     amt->lSampleSize = 0;
 176     amt->pUnk = NULL;
 177     ZeroMemory(vih, sizeof(*vih));
 178     amt->majortype = MEDIATYPE_Video;
 179     if (!strcmp(typename, "video/x-raw-rgb")) {
 180         if (!gst_structure_get_int(arg, "bpp", (INT*)&bih->biBitCount))
 181             return 0;
 182         switch (bih->biBitCount) {
 183             case 16: amt->subtype = MEDIASUBTYPE_RGB555; break;
 184             case 24: amt->subtype = MEDIASUBTYPE_RGB24; break;
 185             case 32: amt->subtype = MEDIASUBTYPE_RGB32; break;
 186             default:
 187                 FIXME("Unknown bpp %u\n", bih->biBitCount);
 188                 return 0;
 189         }
 190         bih->biCompression = BI_RGB;
 191     } else {
 192         amt->subtype = MEDIATYPE_Video;
 193         if (!gst_structure_get_fourcc(arg, "format", &amt->subtype.Data1))
 194             return 0;
 195         switch (amt->subtype.Data1) {
 196             case mmioFOURCC('I','4','2','0'):
 197             case mmioFOURCC('Y','V','1','2'):
 198             case mmioFOURCC('N','V','1','2'):
 199             case mmioFOURCC('N','V','2','1'):
 200                 bih->biBitCount = 12; break;
 201             case mmioFOURCC('Y','U','Y','2'):
 202             case mmioFOURCC('Y','V','Y','U'):
 203                 bih->biBitCount = 16; break;
 204         }
 205         bih->biCompression = amt->subtype.Data1;
 206     }
 207     bih->biSizeImage = width * height * bih->biBitCount / 8;
 208     vih->AvgTimePerFrame = 10000000;
 209     vih->AvgTimePerFrame *= denom;
 210     vih->AvgTimePerFrame /= nom;
 211     vih->rcSource.left = 0;
 212     vih->rcSource.right = width;
 213     vih->rcSource.top = height;
 214     vih->rcSource.bottom = 0;
 215     vih->rcTarget = vih->rcSource;
 216     bih->biSize = sizeof(*bih);
 217     bih->biWidth = width;
 218     bih->biHeight = height;
 219     bih->biPlanes = 1;
 220     return 1;
 221 }
 222
 223 static gboolean accept_caps_sink(GstPad *pad, GstCaps *caps) {
 224     GSTOutPin *pin = gst_pad_get_element_private(pad);
 225     AM_MEDIA_TYPE amt;
 226     GstStructure *arg;
 227     const char *typename;
 228     int ret;
 229     arg = gst_caps_get_structure(caps, 0);
 230     typename = gst_structure_get_name(arg);
 231     if (!strcmp(typename, "audio/x-raw-int") ||
 232         !strcmp(typename, "audio/x-raw-float")) {
 233         if (!pin->isaud) {
 234             ERR("Setting audio caps on non-audio pad?\n");
 235             return 0;
 236         }
 237         ret = amt_from_gst_caps_audio(caps, &amt);
 238         FreeMediaType(&amt);
 239         TRACE("+%i\n", ret);
 240         return ret;
 241     } else if (!strcmp(typename, "video/x-raw-rgb")
 242                || !strcmp(typename, "video/x-raw-yuv")) {
 243         if (!pin->isvid) {
 244             ERR("Setting video caps on non-video pad?\n");
 245             return 0;
 246         }
 247         ret = amt_from_gst_caps_video(caps, &amt);
 248         FreeMediaType(&amt);
 249         TRACE("-%i\n", ret);
 250         return ret;
 251     } else {
 252         FIXME("Unhandled type \"%s\"\n", typename);
 253         return 0;
 254     }
 255 }
 256
 257 static gboolean setcaps_sink(GstPad *pad, GstCaps *caps) {
 258     GSTOutPin *pin = gst_pad_get_element_private(pad);
 259     GSTImpl *This = (GSTImpl *)pin->pin.pin.pinInfo.pFilter;
 260     AM_MEDIA_TYPE amt;
 261     GstStructure *arg;
 262     const char *typename;
 263     int ret;
 264     arg = gst_caps_get_structure(caps, 0);
 265     typename = gst_structure_get_name(arg);
 266     if (!strcmp(typename, "audio/x-raw-int") ||
 267         !strcmp(typename, "audio/x-raw-float")) {
 268         if (!pin->isaud) {
 269             ERR("Setting audio caps on non-audio pad?\n");
 270             return 0;
 271         }
 272         ret = amt_from_gst_caps_audio(caps, &amt);
 273     } else if (!strcmp(typename, "video/x-raw-rgb")
 274                || !strcmp(typename, "video/x-raw-yuv")) {
 275         if (!pin->isvid) {
 276             ERR("Setting video caps on non-video pad?\n");
 277             return 0;
 278         }
 279         ret = amt_from_gst_caps_video(caps, &amt);
 280         if (ret)
 281             This->props.cbBuffer = max(This->props.cbBuffer, ((VIDEOINFOHEADER*)amt.pbFormat)->bmiHeader.biSizeImage);
 282     } else {
 283         FIXME("Unhandled type \"%s\"\n", typename);
 284         return 0;
 285     }
 286     TRACE("Linking returned %i for %s\n", ret, typename);
 287     if (!ret)
 288         return 0;
 289     FreeMediaType(pin->pmt);
 290     *pin->pmt = amt;
 291     return 1;
 292 }
 293
 294 static gboolean gst_base_src_perform_seek(GSTImpl *This, GstEvent *event)
 295 {
 296     gboolean res = TRUE;
 297     gdouble rate;
 298     GstFormat seek_format;
 299     GstSeekFlags flags;
 300     GstSeekType cur_type, stop_type;
 301     gint64 cur, stop;
 302     gboolean flush;
 303     guint32 seqnum;
 304     GstEvent *tevent;
 305     BOOL thread = !!This->push_thread;
 306
 307     gst_event_parse_seek(event, &rate, &seek_format, &flags,
 308                          &cur_type, &cur, &stop_type, &stop);
 309
 310     if (seek_format != GST_FORMAT_BYTES) {
 311         FIXME("Not handling other format %i\n", seek_format);
 312         return 0;
 313     }
 314
 315     flush = flags & GST_SEEK_FLAG_FLUSH;
 316     seqnum = gst_event_get_seqnum(event);
 317
 318     /* send flush start */
 319     if (flush) {
 320         tevent = gst_event_new_flush_start();
 321         gst_event_set_seqnum(tevent, seqnum);
 322         gst_pad_push_event(This->my_src, tevent);
 323         if (This->pInputPin.pReader)
 324             IAsyncReader_BeginFlush(This->pInputPin.pReader);
 325         if (thread)
 326             gst_pad_activate_push(This->my_src, 0);
 327     }
 328
 329     TRACE("++++++++++++++++ perform byte seek ------------------\n");
 330
 331     /* and prepare to continue streaming */
 332     if (flush) {
 333         tevent = gst_event_new_flush_stop();
 334         gst_event_set_seqnum(tevent, seqnum);
 335         gst_pad_push_event(This->my_src, tevent);
 336         if (This->pInputPin.pReader)
 337             IAsyncReader_EndFlush(This->pInputPin.pReader);
 338         if (thread)
 339             gst_pad_activate_push(This->my_src, 1);
 340     }
 341
 342     return res;
 343 }
 344
 345 static gboolean event_src(GstPad *pad, GstEvent *event) {
 346     GSTImpl *This = gst_pad_get_element_private(pad);
 347     switch (event->type) {
 348         case GST_EVENT_SEEK:
 349             return gst_base_src_perform_seek(This, event);
 350         case GST_EVENT_FLUSH_START:
 351             EnterCriticalSection(&This->filter.csFilter);
 352             if (This->pInputPin.pReader)
 353                 IAsyncReader_BeginFlush(This->pInputPin.pReader);
 354             LeaveCriticalSection(&This->filter.csFilter);
 355             break;
 356         case GST_EVENT_FLUSH_STOP:
 357             EnterCriticalSection(&This->filter.csFilter);
 358             if (This->pInputPin.pReader)
 359                 IAsyncReader_EndFlush(This->pInputPin.pReader);
 360             LeaveCriticalSection(&This->filter.csFilter);
 361             break;
 362         default:
 363             FIXME("%p stub\n", event);
 364             return gst_pad_event_default(pad, event);
 365     }
 366     return 1;
 367 }
 368
 369 static gboolean event_sink(GstPad *pad, GstEvent *event) {
 370     GSTOutPin *pin = gst_pad_get_element_private(pad);
 371     switch (event->type) {
 372         case GST_EVENT_NEWSEGMENT: {
 373             gboolean update;
 374             gdouble rate, applied_rate;
 375             GstFormat format;
 376             gint64 start, stop, pos;
 377             gst_event_parse_new_segment_full(event, &update, &rate, &applied_rate, &format, &start, &stop, &pos);
 378             if (format != GST_FORMAT_TIME) {
 379                 FIXME("Ignoring new segment because of format %i\n", format);
 380                 return 1;
 381             }
 382             gst_segment_set_newsegment_full(pin->segment, update, rate, applied_rate, format, start, stop, pos);
 383             pos /= 100;
 384             if (stop > 0)
 385                 stop /= 100;
 386             if (pin->pin.pin.pConnectedTo)
 387                 IPin_NewSegment(pin->pin.pin.pConnectedTo, pos, stop, rate*applied_rate);
 388             return 1;
 389         }
 390         case GST_EVENT_EOS:
 391             if (pin->pin.pin.pConnectedTo)
 392                 IPin_EndOfStream(pin->pin.pin.pConnectedTo);
 393             return 1;
 394         case GST_EVENT_FLUSH_START:
 395             if (pin->pin.pin.pConnectedTo)
 396                 IPin_BeginFlush(pin->pin.pin.pConnectedTo);
 397             return 1;
 398         case GST_EVENT_FLUSH_STOP:
 399             gst_segment_init(pin->segment, GST_FORMAT_TIME);
 400             if (pin->pin.pin.pConnectedTo)
 401                 IPin_EndFlush(pin->pin.pin.pConnectedTo);
 402             return 1;
 403         default:
 404             FIXME("%p stub %s\n", event, gst_event_type_get_name(event->type));
 405             return gst_pad_event_default(pad, event);
 406     }
 407 }
 408
 409 static void release_sample(void *data) {
 410     ULONG ret;
 411     ret = IMediaSample_Release((IMediaSample *)data);
 412     TRACE("Releasing %p returns %u\n", data, ret);
 413 }
 414
 415 static DWORD CALLBACK push_data(LPVOID iface) {
 416     LONGLONG maxlen, curlen;
 417     GSTImpl *This = iface;
 418     IMediaSample *buf;
 419     DWORD_PTR user;
 420     HRESULT hr;
 421
 422     if (!This->stop)
 423         IAsyncReader_Length(This->pInputPin.pReader, &maxlen, &curlen);
 424     else
 425         maxlen = This->stop;
 426     TRACE("Starting..\n");
 427     for (;;) {
 428         REFERENCE_TIME tStart, tStop;
 429         ULONG len;
 430         GstBuffer *gstbuf;
 431         BYTE *data;
 432         int ret;
 433
 434         hr = IMemAllocator_GetBuffer(This->pInputPin.pAlloc, &buf, NULL, NULL, 0);
 435         if (FAILED(hr))
 436             break;
 437
 438         if (This->nextofs >= maxlen)
 439             break;
 440         len = IMediaSample_GetSize(buf);
 441         if (This->nextofs + len > maxlen)
 442             len = maxlen - This->nextofs;
 443
 444         tStart = MEDIATIME_FROM_BYTES(This->nextofs);
 445         tStop = tStart + MEDIATIME_FROM_BYTES(len);
 446         IMediaSample_SetTime(buf, &tStart, &tStop);
 447
 448         hr = IAsyncReader_Request(This->pInputPin.pReader, buf, 0);
 449         if (FAILED(hr)) {
 450             IMediaSample_Release(buf);
 451             break;
 452         }
 453         This->nextofs += len;
 454         hr = IAsyncReader_WaitForNext(This->pInputPin.pReader, -1, &buf, &user);
 455         if (FAILED(hr) || !buf) {
 456             if (buf)
 457                 IMediaSample_Release(buf);
 458             break;
 459         }
 460
 461         IMediaSample_GetPointer(buf, &data);
 462         gstbuf = gst_app_buffer_new(data, IMediaSample_GetActualDataLength(buf), release_sample, buf);
 463         if (!gstbuf) {
 464             IMediaSample_Release(buf);
 465             break;
 466         }
 467         gstbuf->duration = gstbuf->timestamp = -1;
 468         ret = gst_pad_push(This->my_src, gstbuf);
 469         if (ret >= 0)
 470             hr = S_OK;
 471         else
 472             ERR("Sending returned: %i\n", ret);
 473         if (ret == GST_FLOW_ERROR)
 474             hr = E_FAIL;
 475         else if (ret == GST_FLOW_WRONG_STATE)
 476             hr = VFW_E_WRONG_STATE;
 477         else if (ret == GST_FLOW_RESEND)
 478             hr = S_FALSE;
 479         if (hr != S_OK)
 480             break;
 481     }
 482
 483     gst_pad_push_event(This->my_src, gst_event_new_eos());
 484
 485     TRACE("Almost stopping.. %08x\n", hr);
 486     do {
 487         IAsyncReader_WaitForNext(This->pInputPin.pReader, 0, &buf, &user);
 488         if (buf)
 489             IMediaSample_Release(buf);
 490     } while (buf);
 491
 492     TRACE("Stopping.. %08x\n", hr);
 493     return 0;
 494 }
 495
 496 static HRESULT WINAPI GST_OutPin_QueryAccept(IPin *iface, const AM_MEDIA_TYPE *pmt) {
 497     GSTOutPin *pin = (GSTOutPin*)iface;
 498     FIXME("stub %p\n", pin);
 499     return S_OK;
 500 }
 501
 502 static GstFlowReturn got_data_sink(GstPad *pad, GstBuffer *buf) {
 503     GSTOutPin *pin = gst_pad_get_element_private(pad);
 504     GSTImpl *This = (GSTImpl *)pin->pin.pin.pinInfo.pFilter;
 505     IMediaSample *sample;
 506     HRESULT hr;
 507     BOOL freeSamp = FALSE;
 508
 509     if (This->initial) {
 510         gst_buffer_unref(buf);
 511         FIXME("Triggering %p %p\n", pad, pin->caps_event);
 512         SetEvent(pin->caps_event);
 513         return GST_FLOW_NOT_LINKED;
 514     }
 515
 516     if (GST_IS_APP_BUFFER(buf)) {
 517         sample = GST_APP_BUFFER(buf)->priv;
 518         TRACE("Pushing buffer\n");
 519     } else if (buf->parent && GST_IS_APP_BUFFER(buf->parent)) {
 520         sample = GST_APP_BUFFER(buf->parent)->priv;
 521         TRACE("Pushing sub-buffer\n");
 522     } else {
 523         BYTE *ptr = NULL;
 524         hr = BaseOutputPinImpl_GetDeliveryBuffer(&pin->pin, &sample, NULL, NULL, 0);
 525         freeSamp = TRUE;
 526         if (hr == VFW_E_NOT_CONNECTED) {
 527             gst_buffer_unref(buf);
 528             return GST_FLOW_NOT_LINKED;
 529         }
 530         if (FAILED(hr)) {
 531             gst_buffer_unref(buf);
 532             ERR("Didn't get a GST_APP_BUFFER, and could not get a delivery buffer (%x), returning GST_FLOW_WRONG_STATE\n", hr);
 533             return GST_FLOW_WRONG_STATE;
 534         }
 535         FIXME("Did not get a GST_APP_BUFFER, creating a sample\n");
 536         IMediaSample_SetActualDataLength(sample, GST_BUFFER_SIZE(buf));
 537         IMediaSample_GetPointer(sample, &ptr);
 538         memcpy(ptr, GST_BUFFER_DATA(buf), GST_BUFFER_SIZE(buf));
 539     }
 540
 541     if (GST_BUFFER_TIMESTAMP_IS_VALID(buf)) {
 542         REFERENCE_TIME rtStart = gst_segment_to_running_time(pin->segment, GST_FORMAT_TIME, buf->timestamp);
 543         if (rtStart >= 0)
 544             rtStart /= 100;
 545
 546         if (GST_BUFFER_DURATION_IS_VALID(buf)) {
 547             REFERENCE_TIME tStart = buf->timestamp / 100;
 548             REFERENCE_TIME tStop = (buf->timestamp + buf->duration) / 100;
 549             REFERENCE_TIME rtStop;
 550             rtStop = gst_segment_to_running_time(pin->segment, GST_FORMAT_TIME, buf->timestamp + buf->duration);
 551             if (rtStop >= 0)
 552                 rtStop /= 100;
 553             TRACE("Current time on %p: %i to %i ms\n", pin, (int)(rtStart / 10000), (int)(rtStop / 10000));
 554             IMediaSample_SetTime(sample, &rtStart, rtStop >= 0 ? &rtStop : NULL);
 555             IMediaSample_SetMediaTime(sample, &tStart, &tStop);
 556         } else {
 557             IMediaSample_SetTime(sample, rtStart >= 0 ? &rtStart : NULL, NULL);
 558             IMediaSample_SetMediaTime(sample, NULL, NULL);
 559         }
 560     } else {
 561         IMediaSample_SetTime(sample, NULL, NULL);
 562         IMediaSample_SetMediaTime(sample, NULL, NULL);
 563     }
 564
 565     IMediaSample_SetDiscontinuity(sample, GST_BUFFER_FLAG_IS_SET(buf, GST_BUFFER_FLAG_DISCONT));
 566     IMediaSample_SetPreroll(sample, GST_BUFFER_FLAG_IS_SET(buf, GST_BUFFER_FLAG_PREROLL));
 567     IMediaSample_SetSyncPoint(sample, !GST_BUFFER_FLAG_IS_SET(buf, GST_BUFFER_FLAG_DELTA_UNIT));
 568
 569     if (!pin->pin.pin.pConnectedTo)
 570         hr = VFW_E_NOT_CONNECTED;
 571     else
 572         hr = IMemInputPin_Receive(pin->pin.pMemInputPin, sample);
 573     TRACE("sending sample: %08x\n", hr);
 574     gst_buffer_unref(buf);
 575     if (freeSamp)
 576         IMediaSample_Release(sample);
 577     if (hr == VFW_E_NOT_CONNECTED)
 578         return GST_FLOW_NOT_LINKED;
 579     else if (FAILED(hr))
 580         return GST_FLOW_WRONG_STATE;
 581     if (hr != S_OK)
 582         return GST_FLOW_RESEND;
 583     return GST_FLOW_OK;
 584 }
 585
 586 static GstFlowReturn request_buffer_sink(GstPad *pad, guint64 ofs, guint size, GstCaps *caps, GstBuffer **buf) {
 587     GSTOutPin *pin = gst_pad_get_element_private(pad);
 588     GSTImpl *This = (GSTImpl *)pin->pin.pin.pinInfo.pFilter;
 589     IMediaSample *sample;
 590     BYTE *ptr;
 591     HRESULT hr;
 592
 593     TRACE("Requesting buffer\n");
 594     if (This->initial) {
 595         int ret;
 596         ret = setcaps_sink(pad, caps);
 597         if (!ret)
 598             return GST_FLOW_NOT_NEGOTIATED;
 599         *buf = gst_buffer_new_and_alloc(size);
 600         return GST_FLOW_OK;
 601     }
 602
 603     if (caps && caps != GST_PAD_CAPS(pad))
 604         if (!setcaps_sink(pad, caps))
 605             return GST_FLOW_NOT_NEGOTIATED;
 606
 607     hr = BaseOutputPinImpl_GetDeliveryBuffer(&pin->pin, &sample, NULL, NULL, 0);
 608     if (hr == VFW_E_NOT_CONNECTED)
 609         return GST_FLOW_NOT_LINKED;
 610     if (FAILED(hr)) {
 611         ERR("Could not get output buffer: %08x\n", hr);
 612         *buf = NULL;
 613         return GST_FLOW_WRONG_STATE;
 614     }
 615     IMediaSample_SetActualDataLength(sample, size);
 616     IMediaSample_GetPointer(sample, &ptr);
 617     *buf = gst_app_buffer_new(ptr, size, release_sample, sample);
 618     if (!*buf) {
 619         IMediaSample_Release(sample);
 620         ERR("Out of memory\n");
 621         return GST_FLOW_ERROR;
 622     }
 623     gst_buffer_set_caps(*buf, caps);
 624     return GST_FLOW_OK;
 625 }
 626
 627 static GstFlowReturn request_buffer_src(GstPad *pad, guint64 ofs, guint len, GstBuffer **buf) {
 628     GSTImpl *This = gst_pad_get_element_private(pad);
 629     int ret;
 630
 631     *buf = NULL;
 632     TRACE("Requesting %s %u\n", wine_dbgstr_longlong(ofs), len);
 633     if (ofs == (guint64)-1)
 634         ofs = This->nextpullofs;
 635     if (ofs >= This->filesize) {
 636         WARN("Reading past eof: %s, %u\n", wine_dbgstr_longlong(ofs), len);
 637         return GST_FLOW_UNEXPECTED;
 638     }
 639     if (len + ofs > This->filesize)
 640         len = This->filesize - ofs;
 641     This->nextpullofs = ofs + len;
 642
 643     ret = gst_pad_alloc_buffer(This->my_src, ofs, len, NULL, buf);
 644     if (ret >= 0) {
 645         HRESULT hr;
 646         hr = IAsyncReader_SyncRead(This->pInputPin.pReader, ofs, len, GST_BUFFER_DATA(*buf));
 647         if (FAILED(hr)) {
 648             ERR("Returned %08x\n", hr);
 649             return GST_FLOW_ERROR;
 650         }
 651     }
 652     return ret;
 653 }
 654
 655 static DWORD CALLBACK push_data_init(LPVOID iface) {
 656     GSTImpl *This = iface;
 657     DWORD64 ofs = 0;
 658
 659     TRACE("Starting..\n");
 660     for (;;) {
 661         GstBuffer *buf;
 662         GstFlowReturn ret = request_buffer_src(This->my_src, ofs, 4096, &buf);
 663         if (ret < 0) {
 664             ERR("Obtaining buffer returned: %i\n", ret);
 665             break;
 666         }
 667         ret = gst_pad_push(This->my_src, buf);
 668         ofs += 4096;
 669         if (ret)
 670             TRACE("Sending returned: %i\n", ret);
 671         if (ret < 0)
 672             break;
 673     }
 674     TRACE("Stopping..\n");
 675     return 0;
 676 }
 677
 678 static void removed_decoded_pad(GstElement *bin, GstPad *pad, GSTImpl *This) {
 679     int x;
 680     GSTOutPin *pin;
 681
 682     EnterCriticalSection(&This->filter.csFilter);
 683     for (x = 0; x < This->cStreams; ++x) {
 684         if (This->ppPins[x]->their_src == pad)
 685             break;
 686     }
 687     if (x == This->cStreams)
 688         goto out;
 689     pin = This->ppPins[x];
 690     gst_pad_unlink(pin->their_src, pin->my_sink);
 691     gst_object_unref(pin->their_src);
 692     pin->their_src = NULL;
 693 out:
 694     TRACE("Removed %i/%i\n", x, This->cStreams);
 695     LeaveCriticalSection(&This->filter.csFilter);
 696 }
 697
 698 static void init_new_decoded_pad(GstElement *bin, GstPad *pad, gboolean last, GSTImpl *This) {
 699     HRESULT hr;
 700     PIN_INFO piOutput;
 701     const char *typename;
 702     char *name;
 703     AM_MEDIA_TYPE amt = { };
 704     GstCaps *caps;
 705     GstStructure *arg;
 706     GstPad *mypad;
 707     GSTOutPin *pin;
 708     int ret;
 709     int isvid = 0, isaud = 0;
 710
 711     piOutput.dir = PINDIR_OUTPUT;
 712     piOutput.pFilter = (IBaseFilter *)This;
 713     name = gst_pad_get_name(pad);
 714     MultiByteToWideChar(CP_UNIXCP, 0, name, -1, piOutput.achName, sizeof(piOutput.achName) / sizeof(piOutput.achName[0]) - 1);
 715     TRACE("Name: %s\n", name);
 716     g_free(name);
 717     piOutput.achName[sizeof(piOutput.achName) / sizeof(piOutput.achName[0]) - 1] = 0;
 718
 719     caps = gst_pad_get_caps_reffed(pad);
 720     arg = gst_caps_get_structure(caps, 0);
 721     typename = gst_structure_get_name(arg);
 722
 723     mypad = gst_pad_new(NULL, GST_PAD_SINK);
 724     gst_pad_set_chain_function(mypad, got_data_sink);
 725     gst_pad_set_event_function(mypad, event_sink);
 726     gst_pad_set_bufferalloc_function(mypad, request_buffer_sink);
 727     gst_pad_set_acceptcaps_function(mypad, accept_caps_sink);
 728     gst_pad_set_acceptcaps_function(mypad, setcaps_sink);
 729
 730     if (!strcmp(typename, "audio/x-raw-int") ||
 731         !strcmp(typename, "audio/x-raw-float")) {
 732         isaud = 1;
 733     } else if (!strcmp(typename, "video/x-raw-rgb")
 734                || !strcmp(typename, "video/x-raw-yuv")) {
 735         isvid = 1;
 736     } else {
 737         FIXME("Unknown type \'%s\'\n", typename);
 738         return;
 739     }
 740     GST_PAD_CAPS(mypad) = GST_CAPS_ANY;
 741     hr = GST_AddPin(This, &piOutput, &amt);
 742     if (FAILED(hr)) {
 743         ERR("%08x\n", hr);
 744         return;
 745     }
 746     pin = This->ppPins[This->cStreams - 1];
 747     gst_pad_set_element_private(mypad, pin);
 748     pin->my_sink = mypad;
 749     pin->isaud = isaud;
 750     pin->isvid = isvid;
 751
 752     gst_segment_init(pin->segment, GST_FORMAT_TIME);
 753     ret = gst_pad_link(pad, mypad);
 754     gst_pad_activate_push(mypad, 1);
 755     FIXME("Linking: %i\n", ret);
 756     if (ret >= 0) {
 757         pin->their_src = pad;
 758         gst_object_ref(pin->their_src);
 759     }
 760 }
 761
 762 static void existing_new_pad(GstElement *bin, GstPad *pad, gboolean last, GSTImpl *This) {
 763     int x;
 764
 765     if (gst_pad_is_linked(pad))
 766         return;
 767
 768     /* Still holding our own lock */
 769     if (This->initial) {
 770         init_new_decoded_pad(bin, pad, last, This);
 771         return;
 772     }
 773
 774     EnterCriticalSection(&This->filter.csFilter);
 775     for (x = 0; x < This->cStreams; ++x) {
 776         GSTOutPin *pin = This->ppPins[x];
 777         if (!pin->their_src) {
 778             gst_segment_init(pin->segment, GST_FORMAT_TIME);
 779             if (gst_pad_link(pad, pin->my_sink) >= 0) {
 780                 pin->their_src = pad;
 781                 gst_object_ref(pin->their_src);
 782                 TRACE("Relinked\n");
 783                 LeaveCriticalSection(&This->filter.csFilter);
 784                 return;
 785             }
 786         }
 787     }
 788     init_new_decoded_pad(bin, pad, last, This);
 789     LeaveCriticalSection(&This->filter.csFilter);
 790 }
 791
 792 static gboolean check_get_range(GstPad *pad) {
 793     return 1;
 794 }
 795
 796 static gboolean query_function(GstPad *pad, GstQuery *query) {
 797     GSTImpl *This = gst_pad_get_element_private(pad);
 798     GstFormat format;
 799     int ret;
 800     LONGLONG duration;
 801
 802     switch (GST_QUERY_TYPE(query)) {
 803         case GST_QUERY_DURATION:
 804             gst_query_parse_duration (query, &format, NULL);
 805             if (format == GST_FORMAT_PERCENT) {
 806                 gst_query_set_duration (query, GST_FORMAT_PERCENT, GST_FORMAT_PERCENT_MAX);
 807                 return 1;
 808             }
 809             ret = gst_pad_query_convert (pad, GST_FORMAT_BYTES, This->filesize, &format, &duration);
 810             gst_query_set_duration(query, format, duration);
 811             return ret;
 812         case GST_QUERY_SEEKING:
 813             gst_query_parse_seeking (query, &format, NULL, NULL, NULL);
 814             TRACE("Seeking %i %i\n", format, GST_FORMAT_BYTES);
 815             if (format != GST_FORMAT_BYTES)
 816                 return 0;
 817             gst_query_set_seeking(query, GST_FORMAT_BYTES, 1, 0, This->filesize);
 818             return 1;
 819         default:
 820             FIXME("Unhandled query type %i\n", GST_QUERY_TYPE(query));
 821         case GST_QUERY_URI:
 822         case GST_QUERY_CONVERT:
 823             return 0;
 824     }
 825 }
 826
 827 static gboolean activate_push(GstPad *pad, gboolean activate) {
 828     GSTImpl *This = gst_pad_get_element_private(pad);
 829     EnterCriticalSection(&This->filter.csFilter);
 830     if (!activate) {
 831         TRACE("Deactivating\n");
 832         if (This->push_thread) {
 833             WaitForSingleObject(This->push_thread, -1);
 834             CloseHandle(This->push_thread);
 835             This->push_thread = NULL;
 836         }
 837         if (This->filter.state == State_Stopped)
 838             This->nextofs = This->start;
 839     } else if (!This->push_thread) {
 840         TRACE("Activating\n");
 841         if (This->initial)
 842             This->push_thread = CreateThread(NULL, 0, push_data_init, This, 0, NULL);
 843         else
 844             This->push_thread = CreateThread(NULL, 0, push_data, This, 0, NULL);
 845     }
 846     LeaveCriticalSection(&This->filter.csFilter);
 847     return 1;
 848 }
 849
 850 static void no_more_pads(GstElement *decodebin, GSTImpl *This) {
 851     FIXME("Done\n");
 852     SetEvent(This->event);
 853 }
 854
 855 typedef enum {
 856   GST_AUTOPLUG_SELECT_TRY,
 857   GST_AUTOPLUG_SELECT_EXPOSE,
 858   GST_AUTOPLUG_SELECT_SKIP
 859 } GstAutoplugSelectResult;
 860
 861 static GstAutoplugSelectResult autoplug_blacklist(GstElement *bin, GstPad *pad, GstCaps *caps, GstElementFactory *fact, GSTImpl *This) {
 862     const char *name = gst_element_factory_get_longname(fact);
 863
 864     if (strstr(name, "Player protection")) {
 865         WARN("Blacklisted a/52 decoder because it only works in Totem\n");
 866         return GST_AUTOPLUG_SELECT_SKIP;
 867     }
 868     if (!strcmp(name, "Fluendo Hardware Accelerated Video Decoder")) {
 869         WARN("Disabled video acceleration since it breaks in wine\n");
 870         return GST_AUTOPLUG_SELECT_SKIP;
 871     }
 872     TRACE("using \"%s\"\n", name);
 873     return GST_AUTOPLUG_SELECT_TRY;
 874 }
 875
 876 static GstBusSyncReply watch_bus(GstBus *bus, GstMessage *msg, gpointer data) {
 877     GSTImpl *This = data;
 878     GError *err = NULL;
 879     gchar *dbg_info = NULL;
 880     if (GST_MESSAGE_TYPE(msg) & GST_MESSAGE_ERROR) {
 881         gst_message_parse_error(msg, &err, &dbg_info);
 882         FIXME("%s: %s\n", GST_OBJECT_NAME(msg->src), err->message);
 883         WARN("%s\n", dbg_info);
 884         SetEvent(This->event);
 885     } else if (GST_MESSAGE_TYPE(msg) & GST_MESSAGE_WARNING) {
 886         gst_message_parse_warning(msg, &err, &dbg_info);
 887         WARN("%s: %s\n", GST_OBJECT_NAME(msg->src), err->message);
 888         WARN("%s\n", dbg_info);
 889     }
 890     if (err)
 891         g_error_free(err);
 892     g_free(dbg_info);
 893     return GST_BUS_DROP;
 894 }
 895
 896 static void unknown_type(GstElement *bin, GstPad *pad, GstCaps *caps, GSTImpl *This) {
 897     gchar *strcaps = gst_caps_to_string(caps);
 898     FIXME("Could not find a filter for caps: %s\n", strcaps);
 899     g_free(strcaps);
 900 }
 901
 902 static HRESULT GST_Connect(GSTInPin *pPin, IPin *pConnectPin, ALLOCATOR_PROPERTIES *props) {
 903     GSTImpl *This = (GSTImpl*)pPin->pin.pinInfo.pFilter;
 904     HRESULT hr;
 905     int ret, i;
 906     LONGLONG avail, duration;
 907     GstFormat format = GST_FORMAT_TIME;
 908     GstStaticPadTemplate src_template = GST_STATIC_PAD_TEMPLATE(
 909         "quartz_src",
 910         GST_PAD_SRC,
 911         GST_PAD_ALWAYS,
 912         GST_STATIC_CAPS_ANY);
 913
 914     TRACE("%p %p %p\n", pPin, pConnectPin, props);
 915     This->props = *props;
 916     IAsyncReader_Length(pPin->pReader, &This->filesize, &avail);
 917
 918     if (!This->bus) {
 919         This->bus = gst_bus_new();
 920         gst_bus_set_sync_handler(This->bus, watch_bus, This);
 921     }
 922
 923     This->gstfilter = gst_element_factory_make("decodebin2", NULL);
 924     if (!This->gstfilter) {
 925         FIXME("Could not make source filter, are gstreamer-plugins-* installed for %u bits?\n",
 926               8 * (int)sizeof(void*));
 927         return E_FAIL;
 928     }
 929     gst_element_set_bus(This->gstfilter, This->bus);
 930     g_signal_connect(This->gstfilter, "new-decoded-pad", G_CALLBACK(existing_new_pad), This);
 931     g_signal_connect(This->gstfilter, "pad-removed", G_CALLBACK(removed_decoded_pad), This);
 932     g_signal_connect(This->gstfilter, "autoplug-select", G_CALLBACK(autoplug_blacklist), This);
 933     g_signal_connect(This->gstfilter, "unknown-type", G_CALLBACK(unknown_type), This);
 934
 935     This->my_src = gst_pad_new_from_static_template(&src_template, "quartz-src");
 936     gst_pad_set_getrange_function(This->my_src, request_buffer_src);
 937     gst_pad_set_checkgetrange_function(This->my_src, check_get_range);
 938     gst_pad_set_query_function(This->my_src, query_function);
 939     gst_pad_set_activatepush_function(This->my_src, activate_push);
 940     gst_pad_set_event_function(This->my_src, event_src);
 941     gst_pad_set_element_private (This->my_src, This);
 942     This->their_sink = gst_element_get_static_pad(This->gstfilter, "sink");
 943
 944     g_signal_connect(This->gstfilter, "no-more-pads", G_CALLBACK(no_more_pads), This);
 945     ret = gst_pad_link(This->my_src, This->their_sink);
 946     gst_object_unref(This->their_sink);
 947     if (ret < 0) {
 948         ERR("Returns: %i\n", ret);
 949         return E_FAIL;
 950     }
 951     This->start = This->nextofs = This->nextpullofs = This->stop = 0;
 952
 953     /* Add initial pins */
 954     This->initial = This->discont = 1;
 955     ResetEvent(This->event);
 956     gst_element_set_state(This->gstfilter, GST_STATE_PLAYING);
 957     gst_pad_set_active(This->my_src, 1);
 958     WaitForSingleObject(This->event, -1);
 959     gst_element_get_state(This->gstfilter, NULL, NULL, -1);
 960
 961     if (ret < 0) {
 962         WARN("Ret: %i\n", ret);
 963         hr = E_FAIL;
 964     } else if (!This->cStreams) {
 965         FIXME("Gstreamer could not find any streams\n");
 966         hr = E_FAIL;
 967     } else {
 968         gst_pad_query_duration(This->ppPins[0]->their_src, &format, &duration);
 969         for (i = 0; i < This->cStreams; ++i) {
 970             This->ppPins[i]->seek.llDuration = This->ppPins[i]->seek.llStop = duration / 100;
 971             if (!This->ppPins[i]->seek.llDuration)
 972                 This->ppPins[i]->seek.dwCapabilities = 0;
 973             WaitForSingleObject(This->ppPins[i]->caps_event, -1);
 974         }
 975         hr = S_OK;
 976     }
 977     *props = This->props;
 978     gst_element_set_state(This->gstfilter, GST_STATE_READY);
 979     gst_element_get_state(This->gstfilter, NULL, NULL, -1);
 980
 981     This->initial = 0;
 982     This->nextofs = This->nextpullofs = 0;
 983     return hr;
 984 }
 985
 986 static inline GSTOutPin *impl_from_IMediaSeeking( IMediaSeeking *iface ) {
 987     return (GSTOutPin *)((char*)iface - FIELD_OFFSET(GSTOutPin, seek.lpVtbl));
 988 }
 989
 990 static IPin* WINAPI GST_GetPin(BaseFilter *iface, int pos)
 991 {
 992     GSTImpl *This = (GSTImpl *)iface;
 993     TRACE("Asking for pos %x\n", pos);
 994
 995     if (pos > This->cStreams || pos < 0)
 996         return NULL;
 997     if (!pos)
 998     {
 999         IPin_AddRef((IPin*)&This->pInputPin);
1000         return (IPin*)&This->pInputPin;
1001     }
1002     else
1003     {
1004         IPin_AddRef((IPin*)This->ppPins[pos - 1]);
1005         return (IPin*)This->ppPins[pos - 1];
1006     }
1007 }
1008
1009 static LONG WINAPI GST_GetPinCount(BaseFilter *iface)
1010 {
1011     GSTImpl *This = (GSTImpl *)iface;
1012     return (This->cStreams + 1);
1013 }
1014
1015 static const BaseFilterFuncTable BaseFuncTable = {
1016     GST_GetPin,
1017     GST_GetPinCount
1018 };
1019
1020 IUnknown * CALLBACK Gstreamer_Splitter_create(IUnknown *punkout, HRESULT *phr) {
1021     IUnknown *obj = NULL;
1022     PIN_INFO *piInput;
1023     GSTImpl *This;
1024
1025     if (!Gstreamer_init())
1026     {
1027         *phr = E_FAIL;
1028         return NULL;
1029     }
1030
1031     This = CoTaskMemAlloc(sizeof(*This));
1032     obj = (IUnknown*)This;
1033     if (!This)
1034     {
1035         *phr = E_OUTOFMEMORY;
1036         return NULL;
1037     }
1038
1039     BaseFilter_Init(&This->filter, &GST_Vtbl, &CLSID_Gstreamer_Splitter, (DWORD_PTR)(__FILE__ ": GSTImpl.csFilter"), &BaseFuncTable);
1040
1041     This->cStreams = 0;
1042     This->ppPins = NULL;
1043     This->push_thread = NULL;
1044     This->event = CreateEventW(NULL, 0, 0, NULL);
1045     This->bus = NULL;
1046
1047     piInput = &This->pInputPin.pin.pinInfo;
1048     piInput->dir = PINDIR_INPUT;
1049     piInput->pFilter = (IBaseFilter *)This;
1050     lstrcpynW(piInput->achName, wcsInputPinName, sizeof(piInput->achName) / sizeof(piInput->achName[0]));
1051     This->pInputPin.pin.lpVtbl = &GST_InputPin_Vtbl;
1052     This->pInputPin.pin.refCount = 1;
1053     This->pInputPin.pin.pConnectedTo = NULL;
1054     This->pInputPin.pin.pCritSec = &This->filter.csFilter;
1055     ZeroMemory(&This->pInputPin.pin.mtCurrent, sizeof(AM_MEDIA_TYPE));
1056     *phr = S_OK;
1057     return obj;
1058 }
1059
1060 static void GST_Destroy(GSTImpl *This) {
1061     IPin *connected = NULL;
1062     ULONG pinref;
1063
1064     TRACE("Destroying\n");
1065
1066     CloseHandle(This->event);
1067
1068     /* Don't need to clean up output pins, disconnecting input pin will do that */
1069     IPin_ConnectedTo((IPin *)&This->pInputPin, &connected);
1070     if (connected) {
1071         assert(IPin_Disconnect(connected) == S_OK);
1072         IPin_Release(connected);
1073         assert(IPin_Disconnect((IPin *)&This->pInputPin) == S_OK);
1074     }
1075     pinref = IPin_Release((IPin *)&This->pInputPin);
1076     if (pinref) {
1077         /* Valgrind could find this, if I kill it here */
1078         ERR("pinref should be null, is %u, destroying anyway\n", pinref);
1079         assert((LONG)pinref > 0);
1080
1081         while (pinref)
1082             pinref = IPin_Release((IPin *)&This->pInputPin);
1083     }
1084     if (This->bus) {
1085         gst_bus_set_sync_handler(This->bus, NULL, NULL);
1086         gst_object_unref(This->bus);
1087     }
1088     CoTaskMemFree(This);
1089 }
1090
1091 static HRESULT WINAPI GST_QueryInterface(IBaseFilter *iface, REFIID riid, LPVOID *ppv) {
1092     GSTImpl *This = (GSTImpl *)iface;
1093     TRACE("(%s, %p)\n", debugstr_guid(riid), ppv);
1094
1095     *ppv = NULL;
1096
1097     if (IsEqualIID(riid, &IID_IUnknown))
1098         *ppv = This;
1099     else if (IsEqualIID(riid, &IID_IPersist))
1100         *ppv = This;
1101     else if (IsEqualIID(riid, &IID_IMediaFilter))
1102         *ppv = This;
1103     else if (IsEqualIID(riid, &IID_IBaseFilter))
1104         *ppv = This;
1105
1106     if (*ppv) {
1107         IUnknown_AddRef((IUnknown *)(*ppv));
1108         return S_OK;
1109     }
1110
1111     if (!IsEqualIID(riid, &IID_IPin) && !IsEqualIID(riid, &IID_IVideoWindow) &&
1112         !IsEqualIID(riid, &IID_IAMFilterMiscFlags))
1113         FIXME("No interface for %s!\n", debugstr_guid(riid));
1114
1115     return E_NOINTERFACE;
1116 }
1117
1118 static ULONG WINAPI GST_Release(IBaseFilter *iface) {
1119     GSTImpl *This = (GSTImpl *)iface;
1120     ULONG refCount = BaseFilterImpl_Release(iface);
1121
1122     TRACE("(%p)->() Release from %d\n", This, refCount + 1);
1123
1124     if (!refCount)
1125         GST_Destroy(This);
1126
1127     return refCount;
1128 }
1129
1130 static HRESULT WINAPI GST_Stop(IBaseFilter *iface) {
1131     GSTImpl *This = (GSTImpl *)iface;
1132
1133     TRACE("()\n");
1134
1135     if (This->gstfilter) {
1136         IAsyncReader_BeginFlush(This->pInputPin.pReader);
1137         gst_element_set_state(This->gstfilter, GST_STATE_READY);
1138         IAsyncReader_EndFlush(This->pInputPin.pReader);
1139     }
1140     return S_OK;
1141 }
1142
1143 static HRESULT WINAPI GST_Pause(IBaseFilter *iface) {
1144     HRESULT hr = S_OK;
1145     GSTImpl *This = (GSTImpl *)iface;
1146     GstState now;
1147     GstStateChangeReturn ret;
1148     TRACE("()\n");
1149
1150     if (!This->gstfilter)
1151         return VFW_E_NOT_CONNECTED;
1152
1153     gst_element_get_state(This->gstfilter, &now, NULL, -1);
1154     if (now == GST_STATE_PAUSED)
1155         return S_OK;
1156     if (now != GST_STATE_PLAYING)
1157         hr = IBaseFilter_Run(iface, -1);
1158     if (FAILED(hr))
1159         return hr;
1160     ret = gst_element_set_state(This->gstfilter, GST_STATE_PAUSED);
1161     if (ret == GST_STATE_CHANGE_ASYNC)
1162         hr = S_FALSE;
1163     return hr;
1164 }
1165
1166 static HRESULT WINAPI GST_Run(IBaseFilter *iface, REFERENCE_TIME tStart) {
1167     HRESULT hr = S_OK;
1168     GSTImpl *This = (GSTImpl *)iface;
1169     ULONG i;
1170     GstState now;
1171     HRESULT hr_any = VFW_E_NOT_CONNECTED;
1172
1173     TRACE("(%s)\n", wine_dbgstr_longlong(tStart));
1174
1175     if (!This->gstfilter)
1176         return VFW_E_NOT_CONNECTED;
1177
1178     gst_element_get_state(This->gstfilter, &now, NULL, -1);
1179     if (now == GST_STATE_PLAYING)
1180         return S_OK;
1181     if (now == GST_STATE_PAUSED) {
1182         GstStateChangeReturn ret;
1183         ret = gst_element_set_state(This->gstfilter, GST_STATE_PAUSED);
1184         if (ret == GST_STATE_CHANGE_ASYNC)
1185             return S_FALSE;
1186         return S_OK;
1187     }
1188
1189     EnterCriticalSection(&This->filter.csFilter);
1190     gst_pad_set_blocked(This->my_src, 0);
1191     gst_pad_set_blocked(This->their_sink, 0);
1192     gst_element_set_state(This->gstfilter, GST_STATE_PLAYING);
1193     This->filter.rtStreamStart = tStart;
1194
1195     for (i = 0; i < This->cStreams; i++) {
1196         hr = BaseOutputPinImpl_Active((BaseOutputPin *)This->ppPins[i]);
1197         if (SUCCEEDED(hr)) {
1198             gst_pad_set_blocked(This->ppPins[i]->my_sink, 0);
1199             if (This->ppPins[i]->their_src)
1200                 gst_pad_set_blocked(This->ppPins[i]->their_src, 0);
1201             hr_any = hr;
1202         }
1203     }
1204     hr = hr_any;
1205     if (SUCCEEDED(hr))
1206         gst_pad_set_active(This->my_src, 1);
1207     LeaveCriticalSection(&This->filter.csFilter);
1208
1209     return hr;
1210 }
1211
1212 static HRESULT WINAPI GST_GetState(IBaseFilter *iface, DWORD dwMilliSecsTimeout, FILTER_STATE *pState) {
1213     GSTImpl *This = (GSTImpl *)iface;
1214     HRESULT hr = S_OK;
1215     GstState now, pending;
1216     GstStateChangeReturn ret;
1217
1218     TRACE("(%d, %p)\n", dwMilliSecsTimeout, pState);
1219
1220     if (!This->gstfilter) {
1221         *pState = State_Stopped;
1222         return S_OK;
1223     }
1224
1225     ret = gst_element_get_state(This->gstfilter, &now, &pending, dwMilliSecsTimeout == INFINITE ? -1 : dwMilliSecsTimeout * 1000);
1226
1227     if (ret == GST_STATE_CHANGE_ASYNC)
1228         hr = VFW_S_STATE_INTERMEDIATE;
1229     else
1230         pending = now;
1231
1232     switch (pending) {
1233         case GST_STATE_PAUSED: *pState = State_Paused; return hr;
1234         case GST_STATE_PLAYING: *pState = State_Running; return hr;
1235         default: *pState = State_Stopped; return hr;
1236     }
1237 }
1238
1239 static HRESULT WINAPI GST_FindPin(IBaseFilter *iface, LPCWSTR Id, IPin **ppPin) {
1240     FIXME("(%p)->(%s,%p) stub\n", iface, debugstr_w(Id), ppPin);
1241     return E_NOTIMPL;
1242 }
1243
1244 static const IBaseFilterVtbl GST_Vtbl = {
1245     GST_QueryInterface,
1246     BaseFilterImpl_AddRef,
1247     GST_Release,
1248     BaseFilterImpl_GetClassID,
1249     GST_Stop,
1250     GST_Pause,
1251     GST_Run,
1252     GST_GetState,
1253     BaseFilterImpl_SetSyncSource,
1254     BaseFilterImpl_GetSyncSource,
1255     BaseFilterImpl_EnumPins,
1256     GST_FindPin,
1257     BaseFilterImpl_QueryFilterInfo,
1258     BaseFilterImpl_JoinFilterGraph,
1259     BaseFilterImpl_QueryVendorInfo
1260 };
1261
1262 static HRESULT WINAPI GST_ChangeCurrent(IMediaSeeking *iface) {
1263     return S_OK;
1264 }
1265
1266 static HRESULT WINAPI GST_ChangeStop(IMediaSeeking *iface) {
1267     return S_OK;
1268 }
1269
1270 static HRESULT WINAPI GST_ChangeRate(IMediaSeeking *iface) {
1271     GSTOutPin *This = impl_from_IMediaSeeking(iface);
1272     GstEvent *ev = gst_event_new_seek(This->seek.dRate, GST_FORMAT_TIME, 0, GST_SEEK_TYPE_NONE, -1, GST_SEEK_TYPE_NONE, -1);
1273     TRACE("(%p) New rate %g\n", iface, This->seek.dRate);
1274     gst_pad_push_event(This->my_sink, ev);
1275     return S_OK;
1276 }
1277
1278 static HRESULT WINAPI GST_Seeking_QueryInterface(IMediaSeeking *iface, REFIID riid, void **ppv) {
1279     GSTOutPin *This = impl_from_IMediaSeeking(iface);
1280     return IUnknown_QueryInterface((IUnknown *)This, riid, ppv);
1281 }
1282
1283 static ULONG WINAPI GST_Seeking_AddRef(IMediaSeeking *iface) {
1284     GSTOutPin *This = impl_from_IMediaSeeking(iface);
1285     return IUnknown_AddRef((IUnknown *)This);
1286 }
1287
1288 static ULONG WINAPI GST_Seeking_Release(IMediaSeeking *iface) {
1289     GSTOutPin *This = impl_from_IMediaSeeking(iface);
1290     return IUnknown_Release((IUnknown *)This);
1291 }
1292
1293 static HRESULT WINAPI GST_Seeking_GetCurrentPosition(IMediaSeeking *iface, REFERENCE_TIME *pos) {
1294     GSTOutPin *This = impl_from_IMediaSeeking(iface);
1295     GstFormat format = GST_FORMAT_TIME;
1296
1297     if (!pos)
1298         return E_POINTER;
1299
1300     if (!This->their_src) {
1301         *pos = This->seek.llCurrent;
1302         TRACE("Cached value\n");
1303         if (This->seek.llDuration)
1304             return S_OK;
1305         else
1306             return E_NOTIMPL;
1307     }
1308
1309     if (!gst_pad_query_position(This->their_src, &format, pos)) {
1310         WARN("Could not query position\n");
1311         return E_NOTIMPL;
1312     }
1313     *pos /= 100;
1314     return S_OK;
1315 }
1316
1317 static GstSeekType type_from_flags(DWORD flags) {
1318     switch (flags & AM_SEEKING_PositioningBitsMask) {
1319     case AM_SEEKING_NoPositioning: return GST_SEEK_TYPE_NONE;
1320     case AM_SEEKING_AbsolutePositioning: return GST_SEEK_TYPE_SET;
1321     case AM_SEEKING_RelativePositioning: return GST_SEEK_TYPE_CUR;
1322     case AM_SEEKING_IncrementalPositioning: return GST_SEEK_TYPE_END;
1323     }
1324     return GST_SEEK_TYPE_NONE;
1325 }
1326
1327
1328 static HRESULT WINAPI GST_Seeking_SetPositions(IMediaSeeking *iface, REFERENCE_TIME *pCur, DWORD curflags, REFERENCE_TIME *pStop, DWORD stopflags) {
1329     HRESULT hr;
1330     GSTOutPin *This = impl_from_IMediaSeeking(iface);
1331     GstSeekFlags f = 0;
1332     GstSeekType curtype, stoptype;
1333     GstEvent *e;
1334
1335     if (!This->seek.llDuration)
1336         return E_NOTIMPL;
1337
1338     hr = SourceSeekingImpl_SetPositions(iface, pCur, curflags, pStop, stopflags);
1339     if (!This->their_src)
1340         return This->seek.llDuration ? hr : E_NOTIMPL;
1341
1342     if (curflags & AM_SEEKING_SeekToKeyFrame)
1343         f |= GST_SEEK_FLAG_KEY_UNIT;
1344     if (curflags & AM_SEEKING_Segment)
1345         f |= GST_SEEK_FLAG_SEGMENT;
1346     if (!(curflags & AM_SEEKING_NoFlush))
1347         f |= GST_SEEK_FLAG_FLUSH;
1348
1349     curtype = type_from_flags(curflags);
1350     stoptype = type_from_flags(stopflags);
1351     e = gst_event_new_seek(This->seek.dRate, GST_FORMAT_TIME, f, curtype, pCur ? *pCur * 100 : -1, stoptype, pStop ? *pStop * 100 : -1);
1352     if (gst_pad_push_event(This->my_sink, e))
1353         return S_OK;
1354     else
1355         return E_NOTIMPL;
1356 }
1357
1358 static const IMediaSeekingVtbl GST_Seeking_Vtbl =
1359 {
1360     GST_Seeking_QueryInterface,
1361     GST_Seeking_AddRef,
1362     GST_Seeking_Release,
1363     SourceSeekingImpl_GetCapabilities,
1364     SourceSeekingImpl_CheckCapabilities,
1365     SourceSeekingImpl_IsFormatSupported,
1366     SourceSeekingImpl_QueryPreferredFormat,
1367     SourceSeekingImpl_GetTimeFormat,
1368     SourceSeekingImpl_IsUsingTimeFormat,
1369     SourceSeekingImpl_SetTimeFormat,
1370     SourceSeekingImpl_GetDuration,
1371     SourceSeekingImpl_GetStopPosition,
1372     GST_Seeking_GetCurrentPosition,
1373     SourceSeekingImpl_ConvertTimeFormat,
1374     GST_Seeking_SetPositions,
1375     SourceSeekingImpl_GetPositions,
1376     SourceSeekingImpl_GetAvailable,
1377     SourceSeekingImpl_SetRate,
1378     SourceSeekingImpl_GetRate,
1379     SourceSeekingImpl_GetPreroll
1380 };
1381
1382 static HRESULT WINAPI GST_QualityControl_Notify(IQualityControl *iface, IBaseFilter *sender, Quality qm) {
1383     QualityControlImpl *This = (QualityControlImpl*)iface;
1384     GSTOutPin *pin = (GSTOutPin*)This->self;
1385     gst_pad_push_event(pin->my_sink, gst_event_new_qos(1000./qm.Proportion, qm.Late*100, qm.TimeStamp*100));
1386     return S_OK;
1387 }
1388
1389 static const IQualityControlVtbl GSTOutPin_QualityControl_Vtbl = {
1390     QualityControlImpl_QueryInterface,
1391     QualityControlImpl_AddRef,
1392     QualityControlImpl_Release,
1393     GST_QualityControl_Notify,
1394     QualityControlImpl_SetSink
1395 };
1396
1397 static HRESULT WINAPI GSTOutPin_QueryInterface(IPin *iface, REFIID riid, void **ppv) {
1398     GSTOutPin *This = (GSTOutPin *)iface;
1399
1400     TRACE("(%s, %p)\n", debugstr_guid(riid), ppv);
1401
1402     *ppv = NULL;
1403
1404     if (IsEqualIID(riid, &IID_IUnknown))
1405         *ppv = iface;
1406     else if (IsEqualIID(riid, &IID_IPin))
1407         *ppv = iface;
1408     else if (IsEqualIID(riid, &IID_IMediaSeeking))
1409         *ppv = &This->seek;
1410     else if (IsEqualIID(riid, &IID_IQualityControl))
1411         *ppv = &This->qcimpl;
1412
1413     if (*ppv) {
1414         IUnknown_AddRef((IUnknown *)(*ppv));
1415         return S_OK;
1416     }
1417     FIXME("No interface for %s!\n", debugstr_guid(riid));
1418     return E_NOINTERFACE;
1419 }
1420
1421 static ULONG WINAPI GSTOutPin_Release(IPin *iface) {
1422     GSTOutPin *This = (GSTOutPin *)iface;
1423     ULONG refCount = InterlockedDecrement(&This->pin.pin.refCount);
1424     TRACE("(%p)->() Release from %d\n", iface, refCount + 1);
1425
1426     if (!refCount) {
1427         if (This->their_src)
1428             gst_pad_unlink(This->their_src, This->my_sink);
1429         gst_object_unref(This->my_sink);
1430         CloseHandle(This->caps_event);
1431         DeleteMediaType(This->pmt);
1432         FreeMediaType(&This->pin.pin.mtCurrent);
1433         gst_segment_free(This->segment);
1434         CoTaskMemFree(This);
1435         return 0;
1436     }
1437     return refCount;
1438 }
1439
1440 static HRESULT WINAPI GSTOutPin_GetMediaType(BasePin *iface, int iPosition, AM_MEDIA_TYPE *pmt)
1441 {
1442     GSTOutPin *This = (GSTOutPin *)iface;
1443
1444     if (iPosition < 0)
1445         return E_INVALIDARG;
1446     if (iPosition > 0)
1447         return VFW_S_NO_MORE_ITEMS;
1448     CopyMediaType(pmt, This->pmt);
1449     return S_OK;
1450 }
1451
1452 static HRESULT WINAPI GSTOutPin_DecideBufferSize(BaseOutputPin *iface, IMemAllocator *pAlloc, ALLOCATOR_PROPERTIES *ppropInputRequest)
1453 {
1454     /* Unused */
1455     return S_OK;
1456 }
1457
1458 static HRESULT WINAPI GSTOutPin_DecideAllocator(BaseOutputPin *iface, IMemInputPin *pPin, IMemAllocator **pAlloc)
1459 {
1460     HRESULT hr;
1461     GSTOutPin *This = (GSTOutPin *)iface;
1462     GSTImpl *GSTfilter = (GSTImpl*)This->pin.pin.pinInfo.pFilter;
1463
1464     pAlloc = NULL;
1465     if (GSTfilter->pInputPin.pAlloc)
1466         hr = IMemInputPin_NotifyAllocator(pPin, GSTfilter->pInputPin.pAlloc, FALSE);
1467     else
1468         hr = VFW_E_NO_ALLOCATOR;
1469
1470     return hr;
1471 }
1472
1473 static HRESULT WINAPI GSTOutPin_BreakConnect(BaseOutputPin *This)
1474 {
1475     HRESULT hr;
1476
1477     TRACE("(%p)->()\n", This);
1478
1479     EnterCriticalSection(This->pin.pCritSec);
1480     if (!This->pin.pConnectedTo || !This->pMemInputPin)
1481         hr = VFW_E_NOT_CONNECTED;
1482     else
1483     {
1484         hr = IPin_Disconnect(This->pin.pConnectedTo);
1485         IPin_Disconnect((IPin *)This);
1486     }
1487     LeaveCriticalSection(This->pin.pCritSec);
1488
1489     return hr;
1490 }
1491
1492 static const IPinVtbl GST_OutputPin_Vtbl = {
1493     GSTOutPin_QueryInterface,
1494     BasePinImpl_AddRef,
1495     GSTOutPin_Release,
1496     BaseOutputPinImpl_Connect,
1497     BaseOutputPinImpl_ReceiveConnection,
1498     BaseOutputPinImpl_Disconnect,
1499     BasePinImpl_ConnectedTo,
1500     BasePinImpl_ConnectionMediaType,
1501     BasePinImpl_QueryPinInfo,
1502     BasePinImpl_QueryDirection,
1503     BasePinImpl_QueryId,
1504     GST_OutPin_QueryAccept,
1505     BasePinImpl_EnumMediaTypes,
1506     BasePinImpl_QueryInternalConnections,
1507     BaseOutputPinImpl_EndOfStream,
1508     BaseOutputPinImpl_BeginFlush,
1509     BaseOutputPinImpl_EndFlush,
1510     BasePinImpl_NewSegment
1511 };
1512
1513 static const BasePinFuncTable output_BaseFuncTable = {
1514     NULL,
1515     BaseOutputPinImpl_AttemptConnection,
1516     BasePinImpl_GetMediaTypeVersion,
1517     GSTOutPin_GetMediaType
1518 };
1519
1520 static const BaseOutputPinFuncTable output_BaseOutputFuncTable = {
1521     GSTOutPin_DecideBufferSize,
1522     GSTOutPin_DecideAllocator,
1523     GSTOutPin_BreakConnect
1524 };
1525
1526 static HRESULT GST_AddPin(GSTImpl *This, const PIN_INFO *piOutput, const AM_MEDIA_TYPE *amt) {
1527     HRESULT hr;
1528     This->ppPins = CoTaskMemRealloc(This->ppPins, (This->cStreams + 1) * sizeof(IPin *));
1529
1530     hr = BaseOutputPin_Construct(&GST_OutputPin_Vtbl, sizeof(GSTOutPin), piOutput, &output_BaseFuncTable, &output_BaseOutputFuncTable, &This->filter.csFilter, (IPin**)(This->ppPins + This->cStreams));
1531     if (SUCCEEDED(hr)) {
1532         GSTOutPin *pin = This->ppPins[This->cStreams];
1533         pin->pmt = CoTaskMemAlloc(sizeof(AM_MEDIA_TYPE));
1534         CopyMediaType(pin->pmt, amt);
1535         pin->pin.pin.pinInfo.pFilter = (LPVOID)This;
1536         pin->caps_event = CreateEventW(NULL, 0, 0, NULL);
1537         pin->segment = gst_segment_new();
1538         This->cStreams++;
1539         QualityControlImpl_init(&pin->qcimpl, NULL, (IBaseFilter*)pin);
1540         pin->qcimpl.lpVtbl = &GSTOutPin_QualityControl_Vtbl;
1541         SourceSeeking_Init(&pin->seek, &GST_Seeking_Vtbl, GST_ChangeStop, GST_ChangeCurrent, GST_ChangeRate, &This->filter.csFilter);
1542         BaseFilterImpl_IncrementPinVersion((BaseFilter*)This);
1543     } else
1544         ERR("Failed with error %x\n", hr);
1545     return hr;
1546 }
1547
1548 static HRESULT GST_RemoveOutputPins(GSTImpl *This) {
1549     HRESULT hr;
1550     ULONG i;
1551     GSTOutPin **ppOldPins = This->ppPins;
1552     TRACE("(%p)\n", This);
1553
1554     if (!This->gstfilter)
1555         return S_OK;
1556     gst_element_set_bus(This->gstfilter, NULL);
1557     gst_element_set_state(This->gstfilter, GST_STATE_NULL);
1558     gst_pad_unlink(This->my_src, This->their_sink);
1559     This->my_src = This->their_sink = NULL;
1560
1561     for (i = 0; i < This->cStreams; i++) {
1562         hr = BaseOutputPinImpl_BreakConnect(&ppOldPins[i]->pin);
1563         TRACE("Disconnect: %08x\n", hr);
1564         IPin_Release((IPin*)ppOldPins[i]);
1565     }
1566     This->cStreams = 0;
1567     This->ppPins = NULL;
1568     gst_object_unref(This->gstfilter);
1569     This->gstfilter = NULL;
1570     BaseFilterImpl_IncrementPinVersion((BaseFilter*)This);
1571     CoTaskMemFree(ppOldPins);
1572     return S_OK;
1573 }
1574
1575 static ULONG WINAPI GSTInPin_Release(IPin *iface) {
1576     GSTInPin *This = (GSTInPin*)iface;
1577     ULONG refCount = InterlockedDecrement(&This->pin.refCount);
1578
1579     TRACE("(%p)->() Release from %d\n", iface, refCount + 1);
1580     if (!refCount) {
1581         FreeMediaType(&This->pin.mtCurrent);
1582         if (This->pAlloc)
1583             IMemAllocator_Release(This->pAlloc);
1584         This->pAlloc = NULL;
1585         This->pin.lpVtbl = NULL;
1586         return 0;
1587     } else
1588         return refCount;
1589 }
1590
1591 static HRESULT WINAPI GSTInPin_ReceiveConnection(IPin *iface, IPin *pReceivePin, const AM_MEDIA_TYPE *pmt) {
1592     PIN_DIRECTION pindirReceive;
1593     HRESULT hr = S_OK;
1594     GSTInPin *This = (GSTInPin*)iface;
1595
1596     TRACE("(%p/%p)->(%p, %p)\n", This, iface, pReceivePin, pmt);
1597     dump_AM_MEDIA_TYPE(pmt);
1598
1599     EnterCriticalSection(This->pin.pCritSec);
1600     if (!This->pin.pConnectedTo) {
1601         ALLOCATOR_PROPERTIES props;
1602
1603         props.cBuffers = 8;
1604         props.cbBuffer = 16384;
1605         props.cbAlign = 1;
1606         props.cbPrefix = 0;
1607
1608         if (SUCCEEDED(hr) && IPin_QueryAccept(iface, pmt) != S_OK)
1609             hr = VFW_E_TYPE_NOT_ACCEPTED;
1610         if (SUCCEEDED(hr)) {
1611             IPin_QueryDirection(pReceivePin, &pindirReceive);
1612             if (pindirReceive != PINDIR_OUTPUT) {
1613                 ERR("Can't connect from non-output pin\n");
1614                 hr = VFW_E_INVALID_DIRECTION;
1615             }
1616         }
1617
1618         This->pReader = NULL;
1619         This->pAlloc = NULL;
1620         if (SUCCEEDED(hr))
1621             hr = IPin_QueryInterface(pReceivePin, &IID_IAsyncReader, (LPVOID *)&This->pReader);
1622         if (SUCCEEDED(hr))
1623             hr = GST_Connect(This, pReceivePin, &props);
1624         if (SUCCEEDED(hr))
1625             hr = IAsyncReader_RequestAllocator(This->pReader, NULL, &props, &This->pAlloc);
1626         if (SUCCEEDED(hr)) {
1627             CopyMediaType(&This->pin.mtCurrent, pmt);
1628             This->pin.pConnectedTo = pReceivePin;
1629             IPin_AddRef(pReceivePin);
1630             hr = IMemAllocator_Commit(This->pAlloc);
1631         } else {
1632             GST_RemoveOutputPins((GSTImpl *)This->pin.pinInfo.pFilter);
1633             if (This->pReader)
1634                 IAsyncReader_Release(This->pReader);
1635             This->pReader = NULL;
1636             if (This->pAlloc)
1637                 IMemAllocator_Release(This->pAlloc);
1638             This->pAlloc = NULL;
1639         }
1640         TRACE("Size: %i\n", props.cbBuffer);
1641     } else
1642         hr = VFW_E_ALREADY_CONNECTED;
1643     LeaveCriticalSection(This->pin.pCritSec);
1644     return hr;
1645 }
1646
1647 static HRESULT WINAPI GSTInPin_Disconnect(IPin *iface) {
1648     HRESULT hr;
1649     GSTInPin *This = (GSTInPin*)iface;
1650     FILTER_STATE state;
1651     TRACE("()\n");
1652
1653     hr = IBaseFilter_GetState(This->pin.pinInfo.pFilter, INFINITE, &state);
1654     EnterCriticalSection(This->pin.pCritSec);
1655     if (This->pin.pConnectedTo) {
1656         GSTImpl *Parser = (GSTImpl *)This->pin.pinInfo.pFilter;
1657
1658         if (SUCCEEDED(hr) && state == State_Stopped) {
1659             IMemAllocator_Decommit(This->pAlloc);
1660             IPin_Disconnect(This->pin.pConnectedTo);
1661             This->pin.pConnectedTo = NULL;
1662             hr = GST_RemoveOutputPins(Parser);
1663         } else
1664             hr = VFW_E_NOT_STOPPED;
1665     } else
1666         hr = S_FALSE;
1667     LeaveCriticalSection(This->pin.pCritSec);
1668     return hr;
1669 }
1670
1671 static HRESULT WINAPI GSTInPin_QueryAccept(IPin *iface, const AM_MEDIA_TYPE *pmt) {
1672     GSTInPin *This = (GSTInPin*)iface;
1673
1674     TRACE("(%p)->(%p)\n", This, pmt);
1675     dump_AM_MEDIA_TYPE(pmt);
1676
1677     if (IsEqualIID(&pmt->majortype, &MEDIATYPE_Stream))
1678         return S_OK;
1679     return S_FALSE;
1680 }
1681
1682 static HRESULT WINAPI GSTInPin_EndOfStream(IPin *iface) {
1683     GSTInPin *pin = (GSTInPin*)iface;
1684     GSTImpl *This = (GSTImpl*)pin->pin.pinInfo.pFilter;
1685
1686     FIXME("Propagate message on %p\n", This);
1687     return S_OK;
1688 }
1689
1690 static HRESULT WINAPI GSTInPin_BeginFlush(IPin *iface) {
1691     GSTInPin *pin = (GSTInPin*)iface;
1692     GSTImpl *This = (GSTImpl*)pin->pin.pinInfo.pFilter;
1693
1694     FIXME("Propagate message on %p\n", This);
1695     return S_OK;
1696 }
1697
1698 static HRESULT WINAPI GSTInPin_EndFlush(IPin *iface) {
1699     GSTInPin *pin = (GSTInPin*)iface;
1700     GSTImpl *This = (GSTImpl*)pin->pin.pinInfo.pFilter;
1701
1702     FIXME("Propagate message on %p\n", This);
1703     return S_OK;
1704 }
1705
1706 static HRESULT WINAPI GSTInPin_NewSegment(IPin *iface, REFERENCE_TIME tStart, REFERENCE_TIME tStop, double dRate) {
1707     GSTInPin *pin = (GSTInPin*)iface;
1708     GSTImpl *This = (GSTImpl*)pin->pin.pinInfo.pFilter;
1709
1710     BasePinImpl_NewSegment(iface, tStart, tStop, dRate);
1711     FIXME("Propagate message on %p\n", This);
1712     return S_OK;
1713 }
1714
1715 static HRESULT WINAPI GSTInPin_QueryInterface(IPin * iface, REFIID riid, LPVOID * ppv)
1716 {
1717     GSTInPin *This = (GSTInPin*)iface;
1718
1719     TRACE("(%p/%p)->(%s, %p)\n", This, iface, debugstr_guid(riid), ppv);
1720
1721     *ppv = NULL;
1722
1723     if (IsEqualIID(riid, &IID_IUnknown))
1724         *ppv = iface;
1725     else if (IsEqualIID(riid, &IID_IPin))
1726         *ppv = iface;
1727     else if (IsEqualIID(riid, &IID_IMediaSeeking))
1728     {
1729         return IBaseFilter_QueryInterface(This->pin.pinInfo.pFilter, &IID_IMediaSeeking, ppv);
1730     }
1731
1732     if (*ppv)
1733     {
1734         IUnknown_AddRef((IUnknown *)(*ppv));
1735         return S_OK;
1736     }
1737
1738     FIXME("No interface for %s!\n", debugstr_guid(riid));
1739
1740     return E_NOINTERFACE;
1741 }
1742
1743 static HRESULT WINAPI GSTInPin_EnumMediaTypes(IPin *iface, IEnumMediaTypes **ppEnum)
1744 {
1745     BasePin *This = (BasePin *)iface;
1746
1747     TRACE("(%p/%p)->(%p)\n", This, iface, ppEnum);
1748
1749     return EnumMediaTypes_Construct(This, BasePinImpl_GetMediaType, BasePinImpl_GetMediaTypeVersion, ppEnum);
1750 }
1751
1752 static const IPinVtbl GST_InputPin_Vtbl = {
1753     GSTInPin_QueryInterface,
1754     BasePinImpl_AddRef,
1755     GSTInPin_Release,
1756     BaseInputPinImpl_Connect,
1757     GSTInPin_ReceiveConnection,
1758     GSTInPin_Disconnect,
1759     BasePinImpl_ConnectedTo,
1760     BasePinImpl_ConnectionMediaType,
1761     BasePinImpl_QueryPinInfo,
1762     BasePinImpl_QueryDirection,
1763     BasePinImpl_QueryId,
1764     GSTInPin_QueryAccept,
1765     GSTInPin_EnumMediaTypes,
1766     BasePinImpl_QueryInternalConnections,
1767     GSTInPin_EndOfStream,
1768     GSTInPin_BeginFlush,
1769     GSTInPin_EndFlush,
1770     GSTInPin_NewSegment
1771 };