1 /* DirectShow Media Detector object (QEDIT.DLL)
3 * Copyright 2008 Google (Lei Zhang, Dan Hipschman)
5 * This library is free software; you can redistribute it and/or
6 * modify it under the terms of the GNU Lesser General Public
7 * License as published by the Free Software Foundation; either
8 * version 2.1 of the License, or (at your option) any later version.
10 * This library is distributed in the hope that it will be useful,
11 * but WITHOUT ANY WARRANTY; without even the implied warranty of
12 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
13 * Lesser General Public License for more details.
15 * You should have received a copy of the GNU Lesser General Public
16 * License along with this library; if not, write to the Free Software
17 * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301, USA
30 #include "qedit_private.h"
31 #include "wine/debug.h"
33 WINE_DEFAULT_DEBUG_CHANNEL(qedit);
35 typedef struct MediaDetImpl {
36 IUnknown IUnknown_inner;
37 IMediaDet IMediaDet_iface;
42 IBaseFilter *splitter;
48 static inline MediaDetImpl *impl_from_IUnknown(IUnknown *iface)
50 return CONTAINING_RECORD(iface, MediaDetImpl, IUnknown_inner);
53 static inline MediaDetImpl *impl_from_IMediaDet(IMediaDet *iface)
55 return CONTAINING_RECORD(iface, MediaDetImpl, IMediaDet_iface);
58 static void MD_cleanup(MediaDetImpl *This)
60 if (This->cur_pin) IPin_Release(This->cur_pin);
62 if (This->source) IBaseFilter_Release(This->source);
64 if (This->splitter) IBaseFilter_Release(This->splitter);
65 This->splitter = NULL;
66 if (This->graph) IGraphBuilder_Release(This->graph);
68 This->num_streams = -1;
72 /* MediaDet inner IUnknown */
73 static HRESULT WINAPI MediaDet_inner_QueryInterface(IUnknown *iface, REFIID riid, void **ppv)
75 MediaDetImpl *This = impl_from_IUnknown(iface);
77 TRACE("(%p)->(%s %p)\n", This, debugstr_guid(riid), ppv);
80 if (IsEqualIID(riid, &IID_IUnknown))
81 *ppv = &This->IUnknown_inner;
82 else if IsEqualIID(riid, &IID_IMediaDet)
83 *ppv = &This->IMediaDet_iface;
85 WARN("(%p, %s,%p): not found\n", This, debugstr_guid(riid), ppv);
90 IUnknown_AddRef((IUnknown*)*ppv);
94 static ULONG WINAPI MediaDet_inner_AddRef(IUnknown *iface)
96 MediaDetImpl *This = impl_from_IUnknown(iface);
97 ULONG ref = InterlockedIncrement(&This->ref);
99 TRACE("(%p) new ref = %u\n", This, ref);
104 static ULONG WINAPI MediaDet_inner_Release(IUnknown *iface)
106 MediaDetImpl *This = impl_from_IUnknown(iface);
107 ULONG ref = InterlockedDecrement(&This->ref);
109 TRACE("(%p) new ref = %u\n", This, ref);
121 static const IUnknownVtbl mediadet_vtbl =
123 MediaDet_inner_QueryInterface,
124 MediaDet_inner_AddRef,
125 MediaDet_inner_Release,
128 /* IMediaDet implementation */
129 static HRESULT WINAPI MediaDet_QueryInterface(IMediaDet *iface, REFIID riid, void **ppv)
131 MediaDetImpl *This = impl_from_IMediaDet(iface);
132 return IUnknown_QueryInterface(This->outer_unk, riid, ppv);
135 static ULONG WINAPI MediaDet_AddRef(IMediaDet *iface)
137 MediaDetImpl *This = impl_from_IMediaDet(iface);
138 return IUnknown_AddRef(This->outer_unk);
141 static ULONG WINAPI MediaDet_Release(IMediaDet *iface)
143 MediaDetImpl *This = impl_from_IMediaDet(iface);
144 return IUnknown_Release(This->outer_unk);
147 static HRESULT WINAPI MediaDet_get_Filter(IMediaDet* iface, IUnknown **pVal)
149 MediaDetImpl *This = impl_from_IMediaDet(iface);
150 FIXME("(%p)->(%p): not implemented!\n", This, pVal);
154 static HRESULT WINAPI MediaDet_put_Filter(IMediaDet* iface, IUnknown *newVal)
156 MediaDetImpl *This = impl_from_IMediaDet(iface);
157 FIXME("(%p)->(%p): not implemented!\n", This, newVal);
161 static HRESULT WINAPI MediaDet_get_OutputStreams(IMediaDet* iface, LONG *pVal)
163 MediaDetImpl *This = impl_from_IMediaDet(iface);
168 TRACE("(%p)\n", This);
173 if (This->num_streams != -1)
175 *pVal = This->num_streams;
181 hr = IBaseFilter_EnumPins(This->splitter, &pins);
185 while (IEnumPins_Next(pins, 1, &pin, NULL) == S_OK)
188 hr = IPin_QueryDirection(pin, &dir);
192 IEnumPins_Release(pins);
196 if (dir == PINDIR_OUTPUT)
199 IEnumPins_Release(pins);
201 This->num_streams = *pVal;
205 static HRESULT WINAPI MediaDet_get_CurrentStream(IMediaDet* iface, LONG *pVal)
207 MediaDetImpl *This = impl_from_IMediaDet(iface);
208 TRACE("(%p)\n", This);
213 *pVal = This->cur_stream;
217 static HRESULT SetCurPin(MediaDetImpl *This, LONG strm)
223 assert(This->splitter);
224 assert(0 <= strm && strm < This->num_streams);
228 IPin_Release(This->cur_pin);
229 This->cur_pin = NULL;
232 hr = IBaseFilter_EnumPins(This->splitter, &pins);
236 while (IEnumPins_Next(pins, 1, &pin, NULL) == S_OK && !This->cur_pin)
239 hr = IPin_QueryDirection(pin, &dir);
243 IEnumPins_Release(pins);
247 if (dir == PINDIR_OUTPUT && strm-- == 0)
252 IEnumPins_Release(pins);
254 assert(This->cur_pin);
258 static HRESULT WINAPI MediaDet_put_CurrentStream(IMediaDet* iface, LONG newVal)
260 MediaDetImpl *This = impl_from_IMediaDet(iface);
263 TRACE("(%p)->(%d)\n", This, newVal);
265 if (This->num_streams == -1)
268 hr = MediaDet_get_OutputStreams(iface, &n);
273 if (newVal < 0 || This->num_streams <= newVal)
276 hr = SetCurPin(This, newVal);
280 This->cur_stream = newVal;
284 static HRESULT WINAPI MediaDet_get_StreamType(IMediaDet* iface, GUID *pVal)
286 MediaDetImpl *This = impl_from_IMediaDet(iface);
287 FIXME("(%p)->(%s): not implemented!\n", This, debugstr_guid(pVal));
291 static HRESULT WINAPI MediaDet_get_StreamTypeB(IMediaDet* iface, BSTR *pVal)
293 MediaDetImpl *This = impl_from_IMediaDet(iface);
294 FIXME("(%p)->(%p): not implemented!\n", This, pVal);
298 static HRESULT WINAPI MediaDet_get_StreamLength(IMediaDet* iface, double *pVal)
300 MediaDetImpl *This = impl_from_IMediaDet(iface);
301 FIXME("(%p): stub!\n", This);
302 return VFW_E_INVALIDMEDIATYPE;
305 static HRESULT WINAPI MediaDet_get_Filename(IMediaDet* iface, BSTR *pVal)
307 MediaDetImpl *This = impl_from_IMediaDet(iface);
308 IFileSourceFilter *file;
312 TRACE("(%p)\n", This);
318 /* MSDN says it should return E_FAIL if no file is open, but tests
323 hr = IBaseFilter_QueryInterface(This->source, &IID_IFileSourceFilter,
328 hr = IFileSourceFilter_GetCurFile(file, &name, NULL);
329 IFileSourceFilter_Release(file);
333 *pVal = SysAllocString(name);
336 return E_OUTOFMEMORY;
341 /* From quartz, 2008/04/07 */
342 static HRESULT GetFilterInfo(IMoniker *pMoniker, GUID *pclsid, VARIANT *pvar)
344 static const WCHAR wszClsidName[] = {'C','L','S','I','D',0};
345 static const WCHAR wszFriendlyName[] = {'F','r','i','e','n','d','l','y','N','a','m','e',0};
346 IPropertyBag *pPropBagCat = NULL;
350 V_VT(pvar) = VT_BSTR;
352 hr = IMoniker_BindToStorage(pMoniker, NULL, NULL, &IID_IPropertyBag,
353 (LPVOID *) &pPropBagCat);
356 hr = IPropertyBag_Read(pPropBagCat, wszClsidName, pvar, NULL);
360 hr = CLSIDFromString(V_UNION(pvar, bstrVal), pclsid);
362 V_VT(pvar) = VT_BSTR;
366 hr = IPropertyBag_Read(pPropBagCat, wszFriendlyName, pvar, NULL);
369 TRACE("Moniker = %s - %s\n", debugstr_guid(pclsid),
370 debugstr_w(V_UNION(pvar, bstrVal)));
373 IPropertyBag_Release(pPropBagCat);
378 static HRESULT GetSplitter(MediaDetImpl *This)
380 IFileSourceFilter *file;
385 IEnumMoniker *filters;
389 IBaseFilter *splitter;
391 IPin *source_pin, *splitter_pin;
394 hr = CoCreateInstance(&CLSID_FilterMapper2, NULL, CLSCTX_INPROC_SERVER,
395 &IID_IFilterMapper2, (void **) &map);
399 hr = IBaseFilter_QueryInterface(This->source, &IID_IFileSourceFilter,
403 IFilterMapper2_Release(map);
407 hr = IFileSourceFilter_GetCurFile(file, &name, &mt);
408 IFileSourceFilter_Release(file);
412 IFilterMapper2_Release(map);
415 type[0] = mt.majortype;
416 type[1] = mt.subtype;
417 CoTaskMemFree(mt.pbFormat);
419 hr = IFilterMapper2_EnumMatchingFilters(map, &filters, 0, TRUE,
420 MERIT_UNLIKELY, FALSE, 1, type,
421 NULL, NULL, FALSE, TRUE,
422 0, NULL, NULL, NULL);
423 IFilterMapper2_Release(map);
428 while (IEnumMoniker_Next(filters, 1, &mon, NULL) == S_OK)
430 hr = GetFilterInfo(mon, &clsid, &var);
431 IMoniker_Release(mon);
435 hr = CoCreateInstance(&clsid, NULL, CLSCTX_INPROC_SERVER,
436 &IID_IBaseFilter, (void **) &splitter);
443 hr = IGraphBuilder_AddFilter(This->graph, splitter,
444 V_UNION(&var, bstrVal));
446 This->splitter = splitter;
450 hr = IBaseFilter_EnumPins(This->source, &pins);
453 IEnumPins_Next(pins, 1, &source_pin, NULL);
454 IEnumPins_Release(pins);
456 hr = IBaseFilter_EnumPins(splitter, &pins);
459 IPin_Release(source_pin);
462 IEnumPins_Next(pins, 1, &splitter_pin, NULL);
463 IEnumPins_Release(pins);
465 hr = IPin_Connect(source_pin, splitter_pin, NULL);
466 IPin_Release(source_pin);
467 IPin_Release(splitter_pin);
472 IBaseFilter_Release(splitter);
473 This->splitter = NULL;
476 IEnumMoniker_Release(filters);
483 static HRESULT WINAPI MediaDet_put_Filename(IMediaDet* iface, BSTR newVal)
485 static const WCHAR reader[] = {'R','e','a','d','e','r',0};
486 MediaDetImpl *This = impl_from_IMediaDet(iface);
491 TRACE("(%p)->(%s)\n", This, debugstr_w(newVal));
495 WARN("MSDN says not to call this method twice\n");
499 hr = CoCreateInstance(&CLSID_FilterGraph, NULL, CLSCTX_INPROC_SERVER,
500 &IID_IGraphBuilder, (void **) &gb);
504 hr = IGraphBuilder_AddSourceFilter(gb, newVal, reader, &bf);
507 IGraphBuilder_Release(gb);
513 hr = GetSplitter(This);
517 return MediaDet_put_CurrentStream(iface, 0);
520 static HRESULT WINAPI MediaDet_GetBitmapBits(IMediaDet* iface,
522 LONG *pBufferSize, char *pBuffer,
523 LONG Width, LONG Height)
525 MediaDetImpl *This = impl_from_IMediaDet(iface);
526 FIXME("(%p)->(%f %p %p %d %d): not implemented!\n", This, StreamTime, pBufferSize, pBuffer,
531 static HRESULT WINAPI MediaDet_WriteBitmapBits(IMediaDet* iface,
532 double StreamTime, LONG Width,
533 LONG Height, BSTR Filename)
535 MediaDetImpl *This = impl_from_IMediaDet(iface);
536 FIXME("(%p)->(%f %d %d %p): not implemented!\n", This, StreamTime, Width, Height, Filename);
540 static HRESULT WINAPI MediaDet_get_StreamMediaType(IMediaDet* iface,
543 MediaDetImpl *This = impl_from_IMediaDet(iface);
544 IEnumMediaTypes *types;
548 TRACE("(%p)\n", This);
556 hr = IPin_EnumMediaTypes(This->cur_pin, &types);
559 hr = (IEnumMediaTypes_Next(types, 1, &pmt, NULL) == S_OK
562 IEnumMediaTypes_Release(types);
574 static HRESULT WINAPI MediaDet_GetSampleGrabber(IMediaDet* iface,
575 ISampleGrabber **ppVal)
577 MediaDetImpl *This = impl_from_IMediaDet(iface);
578 FIXME("(%p)->(%p): not implemented!\n", This, ppVal);
582 static HRESULT WINAPI MediaDet_get_FrameRate(IMediaDet* iface, double *pVal)
584 MediaDetImpl *This = impl_from_IMediaDet(iface);
589 TRACE("(%p)\n", This);
594 hr = MediaDet_get_StreamMediaType(iface, &mt);
598 if (!IsEqualGUID(&mt.majortype, &MEDIATYPE_Video))
600 CoTaskMemFree(mt.pbFormat);
601 return VFW_E_INVALIDMEDIATYPE;
604 vh = (VIDEOINFOHEADER *) mt.pbFormat;
605 *pVal = 1.0e7 / (double) vh->AvgTimePerFrame;
607 CoTaskMemFree(mt.pbFormat);
611 static HRESULT WINAPI MediaDet_EnterBitmapGrabMode(IMediaDet* iface,
614 MediaDetImpl *This = impl_from_IMediaDet(iface);
615 FIXME("(%p)->(%f): not implemented!\n", This, SeekTime);
619 static const IMediaDetVtbl IMediaDet_VTable =
621 MediaDet_QueryInterface,
626 MediaDet_get_OutputStreams,
627 MediaDet_get_CurrentStream,
628 MediaDet_put_CurrentStream,
629 MediaDet_get_StreamType,
630 MediaDet_get_StreamTypeB,
631 MediaDet_get_StreamLength,
632 MediaDet_get_Filename,
633 MediaDet_put_Filename,
634 MediaDet_GetBitmapBits,
635 MediaDet_WriteBitmapBits,
636 MediaDet_get_StreamMediaType,
637 MediaDet_GetSampleGrabber,
638 MediaDet_get_FrameRate,
639 MediaDet_EnterBitmapGrabMode,
642 HRESULT MediaDet_create(IUnknown * pUnkOuter, LPVOID * ppv) {
643 MediaDetImpl* obj = NULL;
645 TRACE("(%p,%p)\n", ppv, pUnkOuter);
647 obj = CoTaskMemAlloc(sizeof(MediaDetImpl));
650 return E_OUTOFMEMORY;
652 ZeroMemory(obj, sizeof(MediaDetImpl));
655 obj->IUnknown_inner.lpVtbl = &mediadet_vtbl;
656 obj->IMediaDet_iface.lpVtbl = &IMediaDet_VTable;
659 obj->splitter = NULL;
661 obj->num_streams = -1;
666 obj->outer_unk = pUnkOuter;
668 obj->outer_unk = &obj->IUnknown_inner;
670 *ppv = &obj->IUnknown_inner;