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   1 /*
   2  * GStreamer wrapper filter
   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
  23 #include "config.h"
  24
  25 #include <gst/app/gstappsink.h>
  26 #include <gst/app/gstappsrc.h>
  27 #include <gst/app/gstappbuffer.h>
  28
  29 #include "gst_private.h"
  30 #include "gst_guids.h"
  31
  32 #include "uuids.h"
  33 #include "mmreg.h"
  34 #include "windef.h"
  35 #include "winbase.h"
  36 #include "dshow.h"
  37 #include "strmif.h"
  38 #include "vfwmsgs.h"
  39 #include "dvdmedia.h"
  40 #include "ks.h"
  41 #include "ksmedia.h"
  42 #include "msacm.h"
  43
  44 #include <assert.h>
  45
  46 #include "wine/unicode.h"
  47 #include "wine/debug.h"
  48
  49 #include "initguid.h"
  50 DEFINE_GUID(WMMEDIASUBTYPE_MP3, 0x00000055, 0x0000, 0x0010, 0x80, 0x00, 0x00, 0xaa, 0x00, 0x38, 0x9b, 0x71);
  51
  52 WINE_DEFAULT_DEBUG_CHANNEL(gstreamer);
  53
  54 struct typeinfo {
  55     GstCaps *caps;
  56     const char *type;
  57 };
  58
  59 static const IBaseFilterVtbl GSTTf_Vtbl;
  60
  61 static gboolean match_element(GstPluginFeature *feature, gpointer gdata) {
  62     struct typeinfo *data = (struct typeinfo*)gdata;
  63     GstElementFactory *factory;
  64     const GList *list;
  65
  66     if (!GST_IS_ELEMENT_FACTORY(feature))
  67         return FALSE;
  68     factory = GST_ELEMENT_FACTORY(feature);
  69     if (!strstr(gst_element_factory_get_klass(factory), data->type))
  70         return FALSE;
  71     for (list = gst_element_factory_get_static_pad_templates(factory); list; list = list->next) {
  72         GstStaticPadTemplate *pad = (GstStaticPadTemplate*)list->data;
  73         GstCaps *caps;
  74         gboolean ret;
  75         if (pad->direction != GST_PAD_SINK)
  76             continue;
  77         caps = gst_static_caps_get(&pad->static_caps);
  78         ret = gst_caps_is_always_compatible(caps, data->caps);
  79         gst_caps_unref(caps);
  80         if (ret)
  81             return TRUE;
  82     }
  83     return FALSE;
  84 }
  85
  86 static const char *Gstreamer_FindMatch(const char *strcaps)
  87 {
  88     struct typeinfo data;
  89     GList *list, *copy;
  90     guint bestrank = 0;
  91     GstElementFactory *bestfactory = NULL;
  92     GstCaps *caps = gst_caps_from_string(strcaps);
  93
  94     data.caps = caps;
  95     data.type = "Decoder";
  96     copy = gst_default_registry_feature_filter(match_element, 0, &data);
  97     for (list = copy; list; list = list->next) {
  98         GstElementFactory *factory = (GstElementFactory*)list->data;
  99         guint rank;
 100         rank = gst_plugin_feature_get_rank(GST_PLUGIN_FEATURE(factory));
 101         if (rank > bestrank || !bestrank) {
 102             bestrank = rank;
 103             bestfactory = factory;
 104         }
 105     }
 106     gst_caps_unref(caps);
 107     g_list_free(copy);
 108
 109     if (!bestfactory) {
 110         FIXME("Could not find plugin for %s\n", strcaps);
 111         return NULL;
 112     }
 113     return gst_plugin_feature_get_name(GST_PLUGIN_FEATURE(bestfactory));
 114 }
 115
 116 typedef struct GstTfImpl {
 117     TransformFilter tf;
 118     IUnknown *seekthru_unk;
 119     const char *gstreamer_name;
 120     GstElement *filter;
 121     GstPad *my_src, *my_sink, *their_src, *their_sink;
 122     LONG cbBuffer;
 123 } GstTfImpl;
 124
 125 static HRESULT WINAPI Gstreamer_transform_ProcessBegin(TransformFilter *iface) {
 126     GstTfImpl *This = (GstTfImpl*)iface;
 127     int ret;
 128
 129     ret = gst_element_set_state(This->filter, GST_STATE_PLAYING);
 130     TRACE("Returned: %i\n", ret);
 131     return S_OK;
 132 }
 133
 134 static HRESULT WINAPI Gstreamer_transform_DecideBufferSize(TransformFilter *tf, IMemAllocator *pAlloc, ALLOCATOR_PROPERTIES *ppropInputRequest)
 135 {
 136     GstTfImpl *This = (GstTfImpl*)tf;
 137     ALLOCATOR_PROPERTIES actual;
 138
 139     if (!ppropInputRequest->cbAlign)
 140         ppropInputRequest->cbAlign = 1;
 141
 142     ppropInputRequest->cbBuffer = This->cbBuffer;
 143
 144     if (ppropInputRequest->cBuffers < 2)
 145         ppropInputRequest->cBuffers = 2;
 146
 147     return IMemAllocator_SetProperties(pAlloc, ppropInputRequest, &actual);
 148 }
 149
 150 static void release_sample(void *data) {
 151     TRACE("Releasing %p\n", data);
 152     IMediaSample_Release((IMediaSample *)data);
 153 }
 154
 155 static GstFlowReturn got_data(GstPad *pad, GstBuffer *buf) {
 156     GstTfImpl *This = gst_pad_get_element_private(pad);
 157     IMediaSample *sample = GST_APP_BUFFER(buf)->priv;
 158     REFERENCE_TIME tStart, tStop;
 159     HRESULT hr;
 160
 161     if (GST_BUFFER_TIMESTAMP_IS_VALID(buf) &&
 162         GST_BUFFER_DURATION_IS_VALID(buf)) {
 163         tStart = buf->timestamp / 100;
 164         tStop = tStart + buf->duration / 100;
 165         IMediaSample_SetTime(sample, &tStart, &tStop);
 166     }
 167     else
 168         IMediaSample_SetTime(sample, NULL, NULL);
 169     if (GST_BUFFER_OFFSET_IS_VALID(buf) &&
 170         GST_BUFFER_OFFSET_END_IS_VALID(buf)) {
 171         tStart = buf->offset / 100;
 172         tStop = buf->offset_end / 100;
 173         IMediaSample_SetMediaTime(sample, &tStart, &tStop);
 174     }
 175     else
 176         IMediaSample_SetMediaTime(sample, NULL, NULL);
 177
 178     IMediaSample_SetDiscontinuity(sample, GST_BUFFER_FLAG_IS_SET(buf, GST_BUFFER_FLAG_DISCONT));
 179     IMediaSample_SetPreroll(sample, GST_BUFFER_FLAG_IS_SET(buf, GST_BUFFER_FLAG_PREROLL));
 180     IMediaSample_SetSyncPoint(sample, !GST_BUFFER_FLAG_IS_SET(buf, GST_BUFFER_FLAG_DELTA_UNIT));
 181
 182     hr = BaseOutputPinImpl_Deliver((BaseOutputPin*)This->tf.ppPins[1], sample);
 183     gst_buffer_unref(buf);
 184     if (FAILED(hr))
 185         return GST_FLOW_WRONG_STATE;
 186     if (hr != S_OK)
 187         return GST_FLOW_RESEND;
 188     return GST_FLOW_OK;
 189 }
 190
 191 static GstFlowReturn request_buffer(GstPad *pad, guint64 ofs, guint size, GstCaps *caps, GstBuffer **buf) {
 192     GstTfImpl *This = gst_pad_get_element_private(pad);
 193     IMediaSample *sample;
 194     BYTE *ptr;
 195     HRESULT hr;
 196     TRACE("Requesting buffer\n");
 197
 198     hr = BaseOutputPinImpl_GetDeliveryBuffer((BaseOutputPin*)This->tf.ppPins[1], &sample, NULL, NULL, 0);
 199     if (FAILED(hr)) {
 200         ERR("Could not get output buffer: %08x\n", hr);
 201         return GST_FLOW_WRONG_STATE;
 202     }
 203     IMediaSample_SetActualDataLength(sample, size);
 204     IMediaSample_GetPointer(sample, &ptr);
 205     *buf = gst_app_buffer_new(ptr, size, release_sample, sample);
 206
 207     if (!*buf) {
 208         IMediaSample_Release(sample);
 209         ERR("Out of memory\n");
 210         return GST_FLOW_ERROR;
 211     }
 212     if (!caps)
 213         caps = gst_pad_get_caps_reffed(This->my_sink);
 214     gst_buffer_set_caps(*buf, caps);
 215     return GST_FLOW_OK;
 216 }
 217
 218 static HRESULT WINAPI Gstreamer_transform_ProcessData(TransformFilter *iface, IMediaSample *sample) {
 219     GstTfImpl *This = (GstTfImpl*)iface;
 220     REFERENCE_TIME tStart, tStop;
 221     BYTE *data;
 222     GstBuffer *buf;
 223     HRESULT hr;
 224     int ret;
 225     TRACE("Reading %p\n", sample);
 226
 227     EnterCriticalSection(&This->tf.filter.csFilter);
 228     IMediaSample_GetPointer(sample, &data);
 229     buf = gst_app_buffer_new(data, IMediaSample_GetActualDataLength(sample), release_sample, sample);
 230     if (!buf) {
 231         LeaveCriticalSection(&This->tf.filter.csFilter);
 232         return S_OK;
 233     }
 234     gst_buffer_set_caps(buf, gst_pad_get_caps_reffed(This->my_src));
 235     IMediaSample_AddRef(sample);
 236     buf->duration = buf->timestamp = -1;
 237     hr = IMediaSample_GetTime(sample, &tStart, &tStop);
 238     if (SUCCEEDED(hr)) {
 239         buf->timestamp = tStart * 100;
 240         if (hr == S_OK)
 241             buf->duration = (tStop - tStart)*100;
 242     }
 243     if (IMediaSample_GetMediaTime(sample, &tStart, &tStop) == S_OK) {
 244         buf->offset = tStart * 100;
 245         buf->offset_end = tStop * 100;
 246     }
 247     if (IMediaSample_IsDiscontinuity(sample) == S_OK)
 248         GST_BUFFER_FLAG_SET(buf, GST_BUFFER_FLAG_DISCONT);
 249     if (IMediaSample_IsPreroll(sample) == S_OK)
 250         GST_BUFFER_FLAG_SET(buf, GST_BUFFER_FLAG_PREROLL);
 251     if (IMediaSample_IsSyncPoint(sample) != S_OK)
 252         GST_BUFFER_FLAG_SET(buf, GST_BUFFER_FLAG_DELTA_UNIT);
 253     LeaveCriticalSection(&This->tf.filter.csFilter);
 254     ret = gst_pad_push(This->my_src, buf);
 255     if (ret)
 256         WARN("Sending returned: %i\n", ret);
 257     if (ret == GST_FLOW_ERROR)
 258         return E_FAIL;
 259     if (ret == GST_FLOW_WRONG_STATE)
 260         return VFW_E_WRONG_STATE;
 261     if (ret == GST_FLOW_RESEND)
 262         return S_FALSE;
 263     return S_OK;
 264 }
 265
 266 static HRESULT WINAPI Gstreamer_transform_ProcessEnd(TransformFilter *iface) {
 267     GstTfImpl *This = (GstTfImpl*)iface;
 268     int ret;
 269
 270     LeaveCriticalSection(&This->tf.filter.csFilter);
 271     ret = gst_element_set_state(This->filter, GST_STATE_READY);
 272     EnterCriticalSection(&This->tf.filter.csFilter);
 273     TRACE("Returned: %i\n", ret);
 274     return S_OK;
 275 }
 276
 277 static void Gstreamer_transform_pad_added(GstElement *filter, GstPad *pad, GstTfImpl *This)
 278 {
 279     int ret;
 280     if (!GST_PAD_IS_SRC(pad))
 281         return;
 282
 283     ret = gst_pad_link(pad, This->my_sink);
 284     if (ret < 0)
 285         WARN("Failed to link with %i\n", ret);
 286     This->their_src = pad;
 287
 288     gst_pad_set_active(pad, TRUE);
 289     gst_pad_set_active(This->my_sink, TRUE);
 290 }
 291
 292 static HRESULT Gstreamer_transform_ConnectInput(GstTfImpl *This, const AM_MEDIA_TYPE *amt, GstCaps *capsin, GstCaps *capsout) {
 293     GstIterator *it;
 294     int done = 0, found = 0, ret;
 295
 296     This->filter = gst_element_factory_make(This->gstreamer_name, NULL);
 297     if (!This->filter) {
 298         FIXME("Could not make %s filter\n", This->gstreamer_name);
 299         return E_FAIL;
 300     }
 301     This->my_src = gst_pad_new(NULL, GST_PAD_SRC);
 302     gst_pad_set_element_private (This->my_src, This);
 303
 304     This->my_sink = gst_pad_new(NULL, GST_PAD_SINK);
 305     gst_pad_set_chain_function(This->my_sink, got_data);
 306     gst_pad_set_bufferalloc_function(This->my_sink, request_buffer);
 307     gst_pad_set_element_private (This->my_sink, This);
 308
 309     ret = gst_pad_set_caps(This->my_src, capsin);
 310     if (ret < 0) {
 311         WARN("Failed to set caps on own source with %i\n", ret);
 312         return E_FAIL;
 313     }
 314
 315     ret = gst_pad_set_caps(This->my_sink, capsout);
 316     if (ret < 0) {
 317         WARN("Failed to set caps on own sink with %i\n", ret);
 318         return E_FAIL;
 319     }
 320
 321     it = gst_element_iterate_sink_pads(This->filter);
 322     while (!done) {
 323         gpointer item;
 324
 325         switch (gst_iterator_next(it, &item)) {
 326         case GST_ITERATOR_RESYNC:
 327             gst_iterator_resync (it);
 328             break;
 329         case GST_ITERATOR_OK:
 330             This->their_sink = item;
 331         case GST_ITERATOR_ERROR:
 332         case GST_ITERATOR_DONE:
 333             done = 1;
 334             break;
 335         }
 336     }
 337     gst_iterator_free(it);
 338     if (!This->their_sink) {
 339         ERR("Could not find sink on filter %s\n", This->gstreamer_name);
 340         return E_FAIL;
 341     }
 342
 343     it = gst_element_iterate_src_pads(This->filter);
 344     gst_iterator_resync(it);
 345     done = 0;
 346     while (!done) {
 347         gpointer item;
 348
 349         switch (gst_iterator_next(it, &item)) {
 350         case GST_ITERATOR_RESYNC:
 351             gst_iterator_resync (it);
 352             break;
 353         case GST_ITERATOR_OK:
 354             This->their_src = item;
 355         case GST_ITERATOR_ERROR:
 356         case GST_ITERATOR_DONE:
 357             done = 1;
 358             break;
 359         }
 360     }
 361     gst_iterator_free(it);
 362     found = !!This->their_src;
 363     if (!found)
 364         g_signal_connect(This->filter, "pad-added", G_CALLBACK(Gstreamer_transform_pad_added), This);
 365     ret = gst_pad_link(This->my_src, This->their_sink);
 366     if (ret < 0) {
 367         WARN("Failed to link with %i\n", ret);
 368         return E_FAIL;
 369     }
 370
 371     if (found)
 372         Gstreamer_transform_pad_added(This->filter, This->their_src, This);
 373
 374     if (!gst_pad_is_linked(This->my_sink))
 375         return E_FAIL;
 376
 377     TRACE("Connected\n");
 378     return S_OK;
 379 }
 380
 381 static HRESULT WINAPI Gstreamer_transform_Cleanup(TransformFilter *tf, PIN_DIRECTION dir) {
 382     GstTfImpl *This = (GstTfImpl*)tf;
 383
 384     if (dir == PINDIR_INPUT)
 385     {
 386         if (This->filter) {
 387             gst_element_set_state(This->filter, GST_STATE_NULL);
 388             gst_object_unref(This->filter);
 389         }
 390         This->filter = NULL;
 391         if (This->my_src) {
 392             gst_pad_unlink(This->my_src, This->their_sink);
 393             gst_object_unref(This->my_src);
 394         }
 395         if (This->my_sink) {
 396             gst_pad_unlink(This->their_src, This->my_sink);
 397             gst_object_unref(This->my_sink);
 398         }
 399         This->my_sink = This->my_src = This->their_sink = This->their_src = NULL;
 400         FIXME("%p stub\n", This);
 401     }
 402     return S_OK;
 403 }
 404
 405 static HRESULT WINAPI Gstreamer_transform_EndOfStream(TransformFilter *iface) {
 406     GstTfImpl *This = (GstTfImpl*)iface;
 407     TRACE("%p\n", This);
 408
 409     gst_pad_push_event(This->my_src, gst_event_new_eos());
 410     return S_OK;
 411 }
 412
 413 static HRESULT WINAPI Gstreamer_transform_BeginFlush(TransformFilter *iface) {
 414     GstTfImpl *This = (GstTfImpl*)iface;
 415     TRACE("%p\n", This);
 416
 417     gst_pad_push_event(This->my_src, gst_event_new_flush_start());
 418     return S_OK;
 419 }
 420
 421 static HRESULT WINAPI Gstreamer_transform_EndFlush(TransformFilter *iface) {
 422     GstTfImpl *This = (GstTfImpl*)iface;
 423     TRACE("%p\n", This);
 424
 425     gst_pad_push_event(This->my_src, gst_event_new_flush_stop());
 426     return S_OK;
 427 }
 428
 429 static HRESULT WINAPI Gstreamer_transform_NewSegment(TransformFilter *iface, REFERENCE_TIME tStart, REFERENCE_TIME tStop, double dRate) {
 430     GstTfImpl *This = (GstTfImpl*)iface;
 431     TRACE("%p\n", This);
 432
 433     gst_pad_push_event(This->my_src, gst_event_new_new_segment_full(1,
 434                        1.0, dRate, GST_FORMAT_TIME, 0, tStop <= tStart ? -1 : tStop * 100, tStart*100));
 435     return S_OK;
 436 }
 437
 438 static HRESULT WINAPI Gstreamer_transform_QOS(TransformFilter *iface, IBaseFilter *sender, Quality qm) {
 439     GstTfImpl *This = (GstTfImpl*)iface;
 440     REFERENCE_TIME late = qm.Late;
 441     if (qm.Late < 0 && -qm.Late > qm.TimeStamp)
 442         late = -qm.TimeStamp;
 443     gst_pad_push_event(This->my_sink, gst_event_new_qos(1000. / qm.Proportion, late * 100, qm.TimeStamp * 100));
 444     return QualityControlImpl_Notify((IQualityControl*)&iface->qcimpl, sender, qm);
 445 }
 446
 447 static HRESULT Gstreamer_transform_create(IUnknown *punkout, const CLSID *clsid, const char *name, const TransformFilterFuncTable *vtbl, void **obj)
 448 {
 449     GstTfImpl *This;
 450
 451     if (FAILED(TransformFilter_Construct(&GSTTf_Vtbl, sizeof(GstTfImpl), clsid, vtbl, (IBaseFilter**)&This)))
 452         return E_OUTOFMEMORY;
 453     else
 454     {
 455         ISeekingPassThru *passthru;
 456         CoCreateInstance(&CLSID_SeekingPassThru, (IUnknown*)This, CLSCTX_INPROC_SERVER, &IID_IUnknown, (void**)&This->seekthru_unk);
 457         IUnknown_QueryInterface(This->seekthru_unk, &IID_ISeekingPassThru, (void**)&passthru);
 458         ISeekingPassThru_Init(passthru, FALSE, (IPin*)This->tf.ppPins[0]);
 459         ISeekingPassThru_Release(passthru);
 460     }
 461
 462     This->gstreamer_name = name;
 463     *obj = This;
 464
 465     return S_OK;
 466 }
 467
 468 static HRESULT WINAPI Gstreamer_Mp3_QueryConnect(TransformFilter *iface, const AM_MEDIA_TYPE *amt) {
 469     GstTfImpl *This = (GstTfImpl*)iface;
 470     TRACE("%p %p\n", This, amt);
 471     dump_AM_MEDIA_TYPE(amt);
 472
 473     if ( (!IsEqualGUID(&amt->majortype, &MEDIATYPE_Audio) &&
 474           !IsEqualGUID(&amt->majortype, &MEDIATYPE_Stream)) ||
 475          (!IsEqualGUID(&amt->subtype, &MEDIASUBTYPE_MPEG1AudioPayload) &&
 476           !IsEqualGUID(&amt->subtype, &WMMEDIASUBTYPE_MP3))
 477         || !IsEqualGUID(&amt->formattype, &FORMAT_WaveFormatEx))
 478         return S_FALSE;
 479
 480     return S_OK;
 481 }
 482
 483 static HRESULT WINAPI Gstreamer_Mp3_SetMediaType(TransformFilter *tf, PIN_DIRECTION dir, const AM_MEDIA_TYPE *amt) {
 484     GstTfImpl *This = (GstTfImpl*)tf;
 485     GstCaps *capsin, *capsout;
 486     AM_MEDIA_TYPE *outpmt = &This->tf.pmt;
 487     WAVEFORMATEX *wfx, *wfxin;
 488     HRESULT hr;
 489     int layer;
 490
 491     if (dir != PINDIR_INPUT)
 492         return S_OK;
 493
 494     if (Gstreamer_Mp3_QueryConnect(&This->tf, amt) == S_FALSE || !amt->pbFormat)
 495         return VFW_E_TYPE_NOT_ACCEPTED;
 496
 497     wfxin = (WAVEFORMATEX*)amt->pbFormat;
 498     switch (wfxin->wFormatTag) {
 499         case WAVE_FORMAT_MPEGLAYER3:
 500             layer = 3;
 501             break;
 502         case WAVE_FORMAT_MPEG: {
 503             MPEG1WAVEFORMAT *mpgformat = (MPEG1WAVEFORMAT*)wfxin;
 504             layer = mpgformat->fwHeadLayer;
 505             break;
 506         }
 507         default:
 508             FIXME("Unhandled tag %x\n", wfxin->wFormatTag);
 509             return E_FAIL;
 510     }
 511
 512     FreeMediaType(outpmt);
 513     CopyMediaType(outpmt, amt);
 514
 515     outpmt->subtype = MEDIASUBTYPE_PCM;
 516     outpmt->formattype = FORMAT_WaveFormatEx;
 517     outpmt->cbFormat = sizeof(*wfx);
 518     CoTaskMemFree(outpmt->pbFormat);
 519     wfx = CoTaskMemAlloc(outpmt->cbFormat);
 520     outpmt->pbFormat = (BYTE*)wfx;
 521     wfx->wFormatTag = WAVE_FORMAT_PCM;
 522     wfx->wBitsPerSample = 16;
 523     wfx->nSamplesPerSec = wfxin->nSamplesPerSec;
 524     wfx->nChannels = wfxin->nChannels;
 525     wfx->nBlockAlign = wfx->wBitsPerSample * wfx->nChannels / 8;
 526     wfx->cbSize = 0;
 527     wfx->nAvgBytesPerSec = wfx->nSamplesPerSec * wfx->nBlockAlign;
 528
 529     capsin = gst_caps_new_simple("audio/mpeg",
 530                                  "mpegversion", G_TYPE_INT, 1,
 531                                  "layer", G_TYPE_INT, layer,
 532                                  "rate", G_TYPE_INT, wfx->nSamplesPerSec,
 533                                  "channels", G_TYPE_INT, wfx->nChannels,
 534                                  NULL);
 535     capsout = gst_caps_new_simple("audio/x-raw-int",
 536                                   "endianness", G_TYPE_INT, 1234,
 537                                   "signed", G_TYPE_BOOLEAN, 1,
 538                                   "width", G_TYPE_INT, 16,
 539                                   "depth", G_TYPE_INT, 16,
 540                                   "rate", G_TYPE_INT, wfx->nSamplesPerSec,
 541                                   "channels", G_TYPE_INT, wfx->nChannels,
 542                                    NULL);
 543
 544     hr = Gstreamer_transform_ConnectInput(This, amt, capsin, capsout);
 545     gst_caps_unref(capsin);
 546     gst_caps_unref(capsout);
 547
 548     This->cbBuffer = wfx->nAvgBytesPerSec / 4;
 549
 550     return hr;
 551 }
 552
 553 static HRESULT WINAPI Gstreamer_Mp3_ConnectInput(TransformFilter *tf, PIN_DIRECTION dir, IPin *pin)
 554 {
 555     return S_OK;
 556 }
 557
 558 static const TransformFilterFuncTable Gstreamer_Mp3_vtbl = {
 559     Gstreamer_transform_DecideBufferSize,
 560     Gstreamer_transform_ProcessBegin,
 561     Gstreamer_transform_ProcessData,
 562     Gstreamer_transform_ProcessEnd,
 563     Gstreamer_Mp3_QueryConnect,
 564     Gstreamer_Mp3_SetMediaType,
 565     Gstreamer_Mp3_ConnectInput,
 566     Gstreamer_transform_Cleanup,
 567     Gstreamer_transform_EndOfStream,
 568     Gstreamer_transform_BeginFlush,
 569     Gstreamer_transform_EndFlush,
 570     Gstreamer_transform_NewSegment,
 571     Gstreamer_transform_QOS
 572 };
 573
 574 IUnknown * CALLBACK Gstreamer_Mp3_create(IUnknown *punkout, HRESULT *phr)
 575 {
 576     const char *plugin;
 577     IUnknown *obj = NULL;
 578     if (!Gstreamer_init())
 579     {
 580         *phr = E_FAIL;
 581         return NULL;
 582     }
 583     plugin = Gstreamer_FindMatch("audio/mpeg, mpegversion=(int) 1");
 584     if (!plugin)
 585     {
 586         *phr = E_FAIL;
 587         return NULL;
 588     }
 589     *phr = Gstreamer_transform_create(punkout, &CLSID_Gstreamer_Mp3, plugin, &Gstreamer_Mp3_vtbl, (LPVOID*)&obj);
 590     return obj;
 591 }
 592
 593 static HRESULT WINAPI Gstreamer_YUV_QueryConnect(TransformFilter *iface, const AM_MEDIA_TYPE *amt) {
 594     GstTfImpl *This = (GstTfImpl*)iface;
 595     TRACE("%p %p\n", This, amt);
 596     dump_AM_MEDIA_TYPE(amt);
 597
 598     if (!IsEqualGUID(&amt->majortype, &MEDIATYPE_Video) ||
 599         (!IsEqualGUID(&amt->formattype, &FORMAT_VideoInfo) &&
 600          !IsEqualGUID(&amt->formattype, &FORMAT_VideoInfo2)))
 601         return S_FALSE;
 602     if (memcmp(&amt->subtype.Data2, &MEDIATYPE_Video.Data2, sizeof(GUID) - sizeof(amt->subtype.Data1)))
 603         return S_FALSE;
 604     switch (amt->subtype.Data1) {
 605         case mmioFOURCC('I','4','2','0'):
 606         case mmioFOURCC('Y','V','1','2'):
 607         case mmioFOURCC('N','V','1','2'):
 608         case mmioFOURCC('N','V','2','1'):
 609         case mmioFOURCC('Y','U','Y','2'):
 610         case mmioFOURCC('Y','V','Y','U'):
 611             return S_OK;
 612         default:
 613             WARN("Unhandled fourcc %s\n", debugstr_an((char*)&amt->subtype.Data1, 4));
 614             return S_FALSE;
 615     }
 616 }
 617
 618 static HRESULT WINAPI Gstreamer_YUV_ConnectInput(TransformFilter *tf, PIN_DIRECTION dir, IPin *pin)
 619 {
 620     return S_OK;
 621 }
 622
 623 static HRESULT WINAPI Gstreamer_YUV_SetMediaType(TransformFilter *tf, PIN_DIRECTION dir,  const AM_MEDIA_TYPE *amt) {
 624     GstTfImpl *This = (GstTfImpl*)tf;
 625     GstCaps *capsin, *capsout;
 626     AM_MEDIA_TYPE *outpmt = &This->tf.pmt;
 627     HRESULT hr;
 628     int avgtime;
 629     DWORD width, height;
 630
 631     if (dir != PINDIR_INPUT)
 632         return S_OK;
 633
 634     if (Gstreamer_YUV_QueryConnect(&This->tf, amt) == S_FALSE || !amt->pbFormat)
 635         return E_FAIL;
 636
 637     FreeMediaType(outpmt);
 638     CopyMediaType(outpmt, amt);
 639
 640     if (IsEqualGUID(&amt->formattype, &FORMAT_VideoInfo)) {
 641         VIDEOINFOHEADER *vih = (VIDEOINFOHEADER*)outpmt->pbFormat;
 642         avgtime = vih->AvgTimePerFrame;
 643         width = vih->bmiHeader.biWidth;
 644         height = vih->bmiHeader.biHeight;
 645         if ((LONG)vih->bmiHeader.biHeight > 0)
 646             vih->bmiHeader.biHeight = -vih->bmiHeader.biHeight;
 647         vih->bmiHeader.biBitCount = 24;
 648         vih->bmiHeader.biCompression = BI_RGB;
 649     } else {
 650         VIDEOINFOHEADER2 *vih = (VIDEOINFOHEADER2*)outpmt->pbFormat;
 651         avgtime = vih->AvgTimePerFrame;
 652         width = vih->bmiHeader.biWidth;
 653         height = vih->bmiHeader.biHeight;
 654         if ((LONG)vih->bmiHeader.biHeight > 0)
 655             vih->bmiHeader.biHeight = -vih->bmiHeader.biHeight;
 656         vih->bmiHeader.biBitCount = 24;
 657         vih->bmiHeader.biCompression = BI_RGB;
 658     }
 659     if (!avgtime)
 660         avgtime = 10000000 / 30;
 661
 662     outpmt->subtype = MEDIASUBTYPE_RGB24;
 663
 664     capsin = gst_caps_new_simple("video/x-raw-yuv",
 665                                  "format", GST_TYPE_FOURCC, amt->subtype.Data1,
 666                                  "width", G_TYPE_INT, width,
 667                                  "height", G_TYPE_INT, height,
 668                                  "framerate", GST_TYPE_FRACTION, 10000000, avgtime,
 669                                  NULL);
 670     capsout = gst_caps_new_simple("video/x-raw-rgb",
 671                                   "endianness", G_TYPE_INT, 4321,
 672                                   "width", G_TYPE_INT, width,
 673                                   "height", G_TYPE_INT, height,
 674                                   "framerate", GST_TYPE_FRACTION, 10000000, avgtime,
 675                                   "bpp", G_TYPE_INT, 24,
 676                                   "depth", G_TYPE_INT, 24,
 677                                   "red_mask", G_TYPE_INT, 0xff,
 678                                   "green_mask", G_TYPE_INT, 0xff00,
 679                                   "blue_mask", G_TYPE_INT, 0xff0000,
 680                                    NULL);
 681
 682     hr = Gstreamer_transform_ConnectInput(This, amt, capsin, capsout);
 683     gst_caps_unref(capsin);
 684     gst_caps_unref(capsout);
 685
 686     This->cbBuffer = width * height * 4;
 687     return hr;
 688 }
 689
 690 static const TransformFilterFuncTable Gstreamer_YUV_vtbl = {
 691     Gstreamer_transform_DecideBufferSize,
 692     Gstreamer_transform_ProcessBegin,
 693     Gstreamer_transform_ProcessData,
 694     Gstreamer_transform_ProcessEnd,
 695     Gstreamer_YUV_QueryConnect,
 696     Gstreamer_YUV_SetMediaType,
 697     Gstreamer_YUV_ConnectInput,
 698     Gstreamer_transform_Cleanup,
 699     Gstreamer_transform_EndOfStream,
 700     Gstreamer_transform_BeginFlush,
 701     Gstreamer_transform_EndFlush,
 702     Gstreamer_transform_NewSegment,
 703     Gstreamer_transform_QOS
 704 };
 705
 706 IUnknown * CALLBACK Gstreamer_YUV_create(IUnknown *punkout, HRESULT *phr)
 707 {
 708     IUnknown *obj = NULL;
 709     if (!Gstreamer_init())
 710     {
 711         *phr = E_FAIL;
 712         return NULL;
 713     }
 714     *phr = Gstreamer_transform_create(punkout, &CLSID_Gstreamer_YUV, "ffmpegcolorspace", &Gstreamer_YUV_vtbl, (LPVOID*)&obj);
 715     return obj;
 716 }
 717
 718 static HRESULT WINAPI Gstreamer_AudioConvert_QueryConnect(TransformFilter *iface, const AM_MEDIA_TYPE *amt) {
 719     GstTfImpl *This = (GstTfImpl*)iface;
 720     TRACE("%p %p\n", This, amt);
 721     dump_AM_MEDIA_TYPE(amt);
 722
 723     if (!IsEqualGUID(&amt->majortype, &MEDIATYPE_Audio) ||
 724         !IsEqualGUID(&amt->subtype, &MEDIASUBTYPE_PCM) ||
 725         !IsEqualGUID(&amt->formattype, &FORMAT_WaveFormatEx))
 726         return S_FALSE;
 727     return S_OK;
 728 }
 729
 730 static HRESULT WINAPI Gstreamer_AudioConvert_ConnectInput(TransformFilter *tf, PIN_DIRECTION dir, IPin *pin)
 731 {
 732     return S_OK;
 733 }
 734
 735 static HRESULT WINAPI Gstreamer_AudioConvert_SetMediaType(TransformFilter *tf, PIN_DIRECTION dir, const AM_MEDIA_TYPE *amt) {
 736     GstTfImpl *This = (GstTfImpl*)tf;
 737     GstCaps *capsin, *capsout;
 738     AM_MEDIA_TYPE *outpmt = &This->tf.pmt;
 739     WAVEFORMATEX *inwfe;
 740     WAVEFORMATEX *outwfe;
 741     WAVEFORMATEXTENSIBLE *outwfx;
 742     HRESULT hr;
 743     int inisfloat = 0, indepth;
 744
 745     if (dir != PINDIR_INPUT)
 746         return S_OK;
 747
 748     if (Gstreamer_AudioConvert_QueryConnect(&This->tf, amt) == S_FALSE || !amt->pbFormat)
 749         return E_FAIL;
 750
 751     FreeMediaType(outpmt);
 752     *outpmt = *amt;
 753     outpmt->pUnk = NULL;
 754     outpmt->cbFormat = sizeof(WAVEFORMATEXTENSIBLE);
 755     outpmt->pbFormat = CoTaskMemAlloc(outpmt->cbFormat);
 756
 757     inwfe = (WAVEFORMATEX*)amt->pbFormat;
 758     indepth = inwfe->wBitsPerSample;
 759     if (inwfe->wFormatTag == WAVE_FORMAT_EXTENSIBLE) {
 760         WAVEFORMATEXTENSIBLE *inwfx = (WAVEFORMATEXTENSIBLE*)inwfe;
 761         inisfloat = IsEqualGUID(&inwfx->SubFormat, &KSDATAFORMAT_SUBTYPE_IEEE_FLOAT);
 762         if (inwfx->Samples.wValidBitsPerSample)
 763             indepth = inwfx->Samples.wValidBitsPerSample;
 764     }
 765
 766     capsin = gst_caps_new_simple(inisfloat ? "audio/x-raw-float" : "audio/x-raw-int",
 767                                  "endianness", G_TYPE_INT, 1234,
 768                                  "width", G_TYPE_INT, inwfe->wBitsPerSample,
 769                                  "depth", G_TYPE_INT, indepth,
 770                                  "channels", G_TYPE_INT, inwfe->nChannels,
 771                                  "rate", G_TYPE_INT, inwfe->nSamplesPerSec,
 772                                   NULL);
 773
 774     outwfe = (WAVEFORMATEX*)outpmt->pbFormat;
 775     outwfx = (WAVEFORMATEXTENSIBLE*)outwfe;
 776     outwfe->wFormatTag = WAVE_FORMAT_EXTENSIBLE;
 777     outwfe->nChannels = 2;
 778     outwfe->nSamplesPerSec = inwfe->nSamplesPerSec;
 779     outwfe->wBitsPerSample = 16;
 780     outwfe->nBlockAlign = outwfe->nChannels * outwfe->wBitsPerSample / 8;
 781     outwfe->nAvgBytesPerSec = outwfe->nBlockAlign * outwfe->nSamplesPerSec;
 782     outwfe->cbSize = sizeof(*outwfx) - sizeof(*outwfe);
 783     outwfx->Samples.wValidBitsPerSample = outwfe->wBitsPerSample;
 784     outwfx->dwChannelMask = SPEAKER_FRONT_LEFT|SPEAKER_FRONT_RIGHT;
 785     outwfx->SubFormat = KSDATAFORMAT_SUBTYPE_PCM;
 786
 787     capsout = gst_caps_new_simple("audio/x-raw-int",
 788                                   "endianness", G_TYPE_INT, 1234,
 789                                   "width", G_TYPE_INT, outwfe->wBitsPerSample,
 790                                   "depth", G_TYPE_INT, outwfx->Samples.wValidBitsPerSample,
 791                                   "channels", G_TYPE_INT, outwfe->nChannels,
 792                                   "rate", G_TYPE_INT, outwfe->nSamplesPerSec,
 793                                    NULL);
 794
 795     hr = Gstreamer_transform_ConnectInput(This, amt, capsin, capsout);
 796     FIXME("%08x\n", hr);
 797     gst_caps_unref(capsin);
 798     gst_caps_unref(capsout);
 799
 800     This->cbBuffer = inwfe->nAvgBytesPerSec;
 801     return hr;
 802 }
 803
 804 static const TransformFilterFuncTable Gstreamer_AudioConvert_vtbl = {
 805     Gstreamer_transform_DecideBufferSize,
 806     Gstreamer_transform_ProcessBegin,
 807     Gstreamer_transform_ProcessData,
 808     Gstreamer_transform_ProcessEnd,
 809     Gstreamer_AudioConvert_QueryConnect,
 810     Gstreamer_AudioConvert_SetMediaType,
 811     Gstreamer_AudioConvert_ConnectInput,
 812     Gstreamer_transform_Cleanup,
 813     Gstreamer_transform_EndOfStream,
 814     Gstreamer_transform_BeginFlush,
 815     Gstreamer_transform_EndFlush,
 816     Gstreamer_transform_NewSegment,
 817     Gstreamer_transform_QOS
 818 };
 819
 820 IUnknown * CALLBACK Gstreamer_AudioConvert_create(IUnknown *punkout, HRESULT *phr)
 821 {
 822     IUnknown *obj = NULL;
 823     if (!Gstreamer_init())
 824     {
 825         *phr = E_FAIL;
 826         return NULL;
 827     }
 828     *phr = Gstreamer_transform_create(punkout, &CLSID_Gstreamer_AudioConvert, "audioconvert", &Gstreamer_AudioConvert_vtbl, (LPVOID*)&obj);
 829     return obj;
 830 }
 831
 832 HRESULT WINAPI GSTTf_QueryInterface(IBaseFilter * iface, REFIID riid, LPVOID * ppv)
 833 {
 834     HRESULT hr;
 835     GstTfImpl *This = (GstTfImpl*)iface;
 836     TRACE("(%p/%p)->(%s, %p)\n", This, iface, debugstr_guid(riid), ppv);
 837
 838     if (IsEqualIID(riid, &IID_IMediaSeeking))
 839         return IUnknown_QueryInterface(This->seekthru_unk, riid, ppv);
 840
 841     hr = TransformFilterImpl_QueryInterface(iface, riid, ppv);
 842
 843     return hr;
 844 }
 845
 846 static const IBaseFilterVtbl GSTTf_Vtbl =
 847 {
 848     GSTTf_QueryInterface,
 849     BaseFilterImpl_AddRef,
 850     TransformFilterImpl_Release,
 851     BaseFilterImpl_GetClassID,
 852     TransformFilterImpl_Stop,
 853     TransformFilterImpl_Pause,
 854     TransformFilterImpl_Run,
 855     BaseFilterImpl_GetState,
 856     BaseFilterImpl_SetSyncSource,
 857     BaseFilterImpl_GetSyncSource,
 858     BaseFilterImpl_EnumPins,
 859     TransformFilterImpl_FindPin,
 860     BaseFilterImpl_QueryFilterInfo,
 861     BaseFilterImpl_JoinFilterGraph,
 862     BaseFilterImpl_QueryVendorInfo
 863 };