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![Zebediah Figura](/assets/img/avatar_default.png)
Signed-off-by: Zebediah Figura <zfigura@codeweavers.com> Signed-off-by: Alexandre Julliard <julliard@winehq.org>
755 lines
19 KiB
C
755 lines
19 KiB
C
/* DirectShow Media Detector object (QEDIT.DLL)
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*
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* Copyright 2008 Google (Lei Zhang, Dan Hipschman)
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*
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* This library is free software; you can redistribute it and/or
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* modify it under the terms of the GNU Lesser General Public
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* License as published by the Free Software Foundation; either
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* version 2.1 of the License, or (at your option) any later version.
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*
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* This library is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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* Lesser General Public License for more details.
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*
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* You should have received a copy of the GNU Lesser General Public
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* License along with this library; if not, write to the Free Software
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* Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301, USA
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*/
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#include <assert.h>
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#include <stdarg.h>
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#define COBJMACROS
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#include "windef.h"
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#include "winbase.h"
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#include "winuser.h"
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#include "ole2.h"
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#include "qedit_private.h"
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#include "wine/debug.h"
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WINE_DEFAULT_DEBUG_CHANNEL(quartz);
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typedef struct MediaDetImpl {
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IUnknown IUnknown_inner;
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IMediaDet IMediaDet_iface;
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IUnknown *outer_unk;
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LONG ref;
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IGraphBuilder *graph;
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IBaseFilter *source;
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IBaseFilter *splitter;
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WCHAR *filename;
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LONG num_streams;
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LONG cur_stream;
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IPin *cur_pin;
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} MediaDetImpl;
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static inline MediaDetImpl *impl_from_IUnknown(IUnknown *iface)
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{
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return CONTAINING_RECORD(iface, MediaDetImpl, IUnknown_inner);
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}
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static inline MediaDetImpl *impl_from_IMediaDet(IMediaDet *iface)
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{
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return CONTAINING_RECORD(iface, MediaDetImpl, IMediaDet_iface);
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}
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static void MD_cleanup(MediaDetImpl *This)
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{
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if (This->cur_pin) IPin_Release(This->cur_pin);
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This->cur_pin = NULL;
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if (This->source) IBaseFilter_Release(This->source);
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This->source = NULL;
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if (This->splitter) IBaseFilter_Release(This->splitter);
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This->splitter = NULL;
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if (This->graph) IGraphBuilder_Release(This->graph);
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This->graph = NULL;
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free(This->filename);
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This->filename = NULL;
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This->num_streams = -1;
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This->cur_stream = 0;
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}
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static HRESULT get_filter_info(IMoniker *moniker, GUID *clsid, VARIANT *var)
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{
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IPropertyBag *prop_bag;
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HRESULT hr;
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if (FAILED(hr = IMoniker_BindToStorage(moniker, NULL, NULL, &IID_IPropertyBag, (void **)&prop_bag)))
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{
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ERR("Failed to get property bag, hr %#lx.\n", hr);
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return hr;
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}
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VariantInit(var);
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V_VT(var) = VT_BSTR;
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if (FAILED(hr = IPropertyBag_Read(prop_bag, L"CLSID", var, NULL)))
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{
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ERR("Failed to get CLSID, hr %#lx.\n", hr);
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IPropertyBag_Release(prop_bag);
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return hr;
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}
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CLSIDFromString(V_BSTR(var), clsid);
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VariantClear(var);
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if (FAILED(hr = IPropertyBag_Read(prop_bag, L"FriendlyName", var, NULL)))
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ERR("Failed to get name, hr %#lx.\n", hr);
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IPropertyBag_Release(prop_bag);
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return hr;
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}
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static HRESULT get_pin_media_type(IPin *pin, AM_MEDIA_TYPE *out)
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{
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IEnumMediaTypes *enummt;
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AM_MEDIA_TYPE *pmt;
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HRESULT hr;
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if (FAILED(hr = IPin_EnumMediaTypes(pin, &enummt)))
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return hr;
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hr = IEnumMediaTypes_Next(enummt, 1, &pmt, NULL);
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IEnumMediaTypes_Release(enummt);
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if (hr != S_OK)
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return E_NOINTERFACE;
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*out = *pmt;
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CoTaskMemFree(pmt);
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return S_OK;
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}
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static HRESULT find_splitter(MediaDetImpl *detector)
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{
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IPin *source_pin, *splitter_pin;
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IEnumMoniker *enum_moniker;
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IFilterMapper2 *mapper;
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IBaseFilter *splitter;
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IEnumPins *enum_pins;
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AM_MEDIA_TYPE mt;
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IMoniker *mon;
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GUID type[2];
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VARIANT var;
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HRESULT hr;
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GUID clsid;
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if (FAILED(hr = IBaseFilter_EnumPins(detector->source, &enum_pins)))
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{
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ERR("Failed to enumerate source pins, hr %#lx.\n", hr);
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return hr;
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}
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hr = IEnumPins_Next(enum_pins, 1, &source_pin, NULL);
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IEnumPins_Release(enum_pins);
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if (hr != S_OK)
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{
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ERR("Failed to get source pin, hr %#lx.\n", hr);
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return hr;
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}
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if (FAILED(hr = get_pin_media_type(source_pin, &mt)))
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{
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ERR("Failed to get media type, hr %#lx.\n", hr);
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IPin_Release(source_pin);
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return hr;
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}
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type[0] = mt.majortype;
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type[1] = mt.subtype;
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FreeMediaType(&mt);
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if (FAILED(hr = CoCreateInstance(&CLSID_FilterMapper2, NULL,
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CLSCTX_INPROC_SERVER, &IID_IFilterMapper2, (void **)&mapper)))
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{
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IPin_Release(source_pin);
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return hr;
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}
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hr = IFilterMapper2_EnumMatchingFilters(mapper, &enum_moniker, 0, TRUE,
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MERIT_UNLIKELY, FALSE, 1, type, NULL, NULL, FALSE, TRUE, 0, NULL, NULL, NULL);
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IFilterMapper2_Release(mapper);
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if (FAILED(hr))
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{
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IPin_Release(source_pin);
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return hr;
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}
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hr = E_NOINTERFACE;
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while (IEnumMoniker_Next(enum_moniker, 1, &mon, NULL) == S_OK)
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{
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hr = get_filter_info(mon, &clsid, &var);
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IMoniker_Release(mon);
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if (FAILED(hr))
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continue;
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hr = CoCreateInstance(&clsid, NULL, CLSCTX_INPROC_SERVER,
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&IID_IBaseFilter, (void **)&splitter);
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if (FAILED(hr))
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{
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VariantClear(&var);
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continue;
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}
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hr = IGraphBuilder_AddFilter(detector->graph, splitter, V_BSTR(&var));
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VariantClear(&var);
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if (FAILED(hr))
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{
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IBaseFilter_Release(splitter);
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continue;
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}
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hr = IBaseFilter_EnumPins(splitter, &enum_pins);
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if (FAILED(hr))
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goto next;
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hr = IEnumPins_Next(enum_pins, 1, &splitter_pin, NULL);
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IEnumPins_Release(enum_pins);
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if (hr != S_OK)
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goto next;
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hr = IPin_Connect(source_pin, splitter_pin, NULL);
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IPin_Release(splitter_pin);
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if (SUCCEEDED(hr))
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{
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detector->splitter = splitter;
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break;
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}
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next:
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IGraphBuilder_RemoveFilter(detector->graph, splitter);
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IBaseFilter_Release(splitter);
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}
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IEnumMoniker_Release(enum_moniker);
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IPin_Release(source_pin);
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return hr;
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}
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/* MediaDet inner IUnknown */
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static HRESULT WINAPI MediaDet_inner_QueryInterface(IUnknown *iface, REFIID riid, void **ppv)
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{
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MediaDetImpl *This = impl_from_IUnknown(iface);
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TRACE("(%p)->(%s %p)\n", This, debugstr_guid(riid), ppv);
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*ppv = NULL;
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if (IsEqualIID(riid, &IID_IUnknown))
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*ppv = &This->IUnknown_inner;
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else if (IsEqualIID(riid, &IID_IMediaDet))
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*ppv = &This->IMediaDet_iface;
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else
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WARN("(%p, %s,%p): not found\n", This, debugstr_guid(riid), ppv);
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if (!*ppv)
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return E_NOINTERFACE;
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IUnknown_AddRef((IUnknown*)*ppv);
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return S_OK;
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}
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static ULONG WINAPI MediaDet_inner_AddRef(IUnknown *iface)
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{
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MediaDetImpl *detector = impl_from_IUnknown(iface);
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ULONG refcount = InterlockedIncrement(&detector->ref);
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TRACE("%p increasing refcount to %lu.\n", detector, refcount);
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return refcount;
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}
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static ULONG WINAPI MediaDet_inner_Release(IUnknown *iface)
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{
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MediaDetImpl *detector = impl_from_IUnknown(iface);
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ULONG refcount = InterlockedDecrement(&detector->ref);
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TRACE("%p decreasing refcount to %lu.\n", detector, refcount);
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if (!refcount)
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{
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MD_cleanup(detector);
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CoTaskMemFree(detector);
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}
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return refcount;
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}
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static const IUnknownVtbl mediadet_vtbl =
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{
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MediaDet_inner_QueryInterface,
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MediaDet_inner_AddRef,
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MediaDet_inner_Release,
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};
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/* IMediaDet implementation */
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static HRESULT WINAPI MediaDet_QueryInterface(IMediaDet *iface, REFIID riid, void **ppv)
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{
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MediaDetImpl *This = impl_from_IMediaDet(iface);
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return IUnknown_QueryInterface(This->outer_unk, riid, ppv);
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}
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static ULONG WINAPI MediaDet_AddRef(IMediaDet *iface)
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{
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MediaDetImpl *This = impl_from_IMediaDet(iface);
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return IUnknown_AddRef(This->outer_unk);
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}
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static ULONG WINAPI MediaDet_Release(IMediaDet *iface)
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{
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MediaDetImpl *This = impl_from_IMediaDet(iface);
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return IUnknown_Release(This->outer_unk);
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}
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static HRESULT WINAPI MediaDet_get_Filter(IMediaDet *iface, IUnknown **filter)
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{
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MediaDetImpl *detector = impl_from_IMediaDet(iface);
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TRACE("detector %p, filter %p.\n", detector, filter);
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if (!filter)
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return E_POINTER;
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*filter = (IUnknown *)detector->source;
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if (*filter)
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IUnknown_AddRef(*filter);
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else
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return S_FALSE;
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return S_OK;
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}
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static HRESULT WINAPI MediaDet_put_Filter(IMediaDet *iface, IUnknown *unk)
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{
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MediaDetImpl *detector = impl_from_IMediaDet(iface);
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IGraphBuilder *graph;
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IBaseFilter *filter;
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HRESULT hr;
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TRACE("detector %p, unk %p.\n", detector, unk);
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if (!unk)
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return E_POINTER;
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if (FAILED(hr = IUnknown_QueryInterface(unk, &IID_IBaseFilter, (void **)&filter)))
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{
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WARN("Object does not expose IBaseFilter.\n");
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return hr;
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}
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if (detector->graph)
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MD_cleanup(detector);
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if (FAILED(hr = CoCreateInstance(&CLSID_FilterGraph, NULL,
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CLSCTX_INPROC_SERVER, &IID_IGraphBuilder, (void **)&graph)))
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{
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IBaseFilter_Release(filter);
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return hr;
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}
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if (FAILED(hr = IGraphBuilder_AddFilter(graph, filter, L"Source")))
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{
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IGraphBuilder_Release(graph);
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IBaseFilter_Release(filter);
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return hr;
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}
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detector->graph = graph;
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detector->source = filter;
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if (FAILED(find_splitter(detector)))
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{
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detector->splitter = detector->source;
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IBaseFilter_AddRef(detector->splitter);
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}
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return IMediaDet_put_CurrentStream(&detector->IMediaDet_iface, 0);
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}
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static HRESULT WINAPI MediaDet_get_OutputStreams(IMediaDet* iface, LONG *pVal)
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{
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MediaDetImpl *This = impl_from_IMediaDet(iface);
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IEnumPins *pins;
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IPin *pin;
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HRESULT hr;
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TRACE("(%p)\n", This);
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if (!This->splitter)
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return E_INVALIDARG;
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if (This->num_streams != -1)
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{
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*pVal = This->num_streams;
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return S_OK;
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}
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*pVal = 0;
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hr = IBaseFilter_EnumPins(This->splitter, &pins);
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if (FAILED(hr))
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return hr;
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while (IEnumPins_Next(pins, 1, &pin, NULL) == S_OK)
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{
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PIN_DIRECTION dir;
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hr = IPin_QueryDirection(pin, &dir);
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IPin_Release(pin);
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if (FAILED(hr))
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{
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IEnumPins_Release(pins);
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return hr;
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}
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if (dir == PINDIR_OUTPUT)
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++*pVal;
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}
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IEnumPins_Release(pins);
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This->num_streams = *pVal;
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return S_OK;
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}
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static HRESULT WINAPI MediaDet_get_CurrentStream(IMediaDet* iface, LONG *pVal)
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{
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MediaDetImpl *This = impl_from_IMediaDet(iface);
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TRACE("(%p)\n", This);
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if (!pVal)
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return E_POINTER;
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*pVal = This->cur_stream;
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return S_OK;
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}
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static HRESULT SetCurPin(MediaDetImpl *This, LONG strm)
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{
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IEnumPins *pins;
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IPin *pin;
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HRESULT hr;
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assert(This->splitter);
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assert(0 <= strm && strm < This->num_streams);
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if (This->cur_pin)
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{
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IPin_Release(This->cur_pin);
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This->cur_pin = NULL;
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}
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hr = IBaseFilter_EnumPins(This->splitter, &pins);
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if (FAILED(hr))
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return hr;
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while (IEnumPins_Next(pins, 1, &pin, NULL) == S_OK && !This->cur_pin)
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{
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PIN_DIRECTION dir;
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hr = IPin_QueryDirection(pin, &dir);
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if (FAILED(hr))
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{
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IPin_Release(pin);
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IEnumPins_Release(pins);
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return hr;
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}
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if (dir == PINDIR_OUTPUT && strm-- == 0)
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This->cur_pin = pin;
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else
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IPin_Release(pin);
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}
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IEnumPins_Release(pins);
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assert(This->cur_pin);
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return S_OK;
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}
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static HRESULT WINAPI MediaDet_put_CurrentStream(IMediaDet* iface, LONG newVal)
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{
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MediaDetImpl *This = impl_from_IMediaDet(iface);
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HRESULT hr;
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TRACE("detector %p, index %ld.\n", This, newVal);
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if (This->num_streams == -1)
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{
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LONG n;
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hr = MediaDet_get_OutputStreams(iface, &n);
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if (FAILED(hr))
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return hr;
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}
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if (newVal < 0 || This->num_streams <= newVal)
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return E_INVALIDARG;
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hr = SetCurPin(This, newVal);
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if (FAILED(hr))
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return hr;
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This->cur_stream = newVal;
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return S_OK;
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}
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static HRESULT WINAPI MediaDet_get_StreamType(IMediaDet *iface, GUID *majortype)
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{
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MediaDetImpl *detector = impl_from_IMediaDet(iface);
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AM_MEDIA_TYPE mt;
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HRESULT hr;
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TRACE("detector %p, majortype %p.\n", detector, majortype);
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if (!majortype)
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return E_POINTER;
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if (SUCCEEDED(hr = IMediaDet_get_StreamMediaType(iface, &mt)))
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{
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*majortype = mt.majortype;
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FreeMediaType(&mt);
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}
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return hr;
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}
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static HRESULT WINAPI MediaDet_get_StreamTypeB(IMediaDet *iface, BSTR *bstr)
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{
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MediaDetImpl *detector = impl_from_IMediaDet(iface);
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HRESULT hr;
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GUID guid;
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TRACE("detector %p, bstr %p.\n", detector, bstr);
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if (SUCCEEDED(hr = IMediaDet_get_StreamType(iface, &guid)))
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{
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if (!(*bstr = SysAllocStringLen(NULL, CHARS_IN_GUID - 1)))
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return E_OUTOFMEMORY;
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StringFromGUID2(&guid, *bstr, CHARS_IN_GUID);
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}
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return hr;
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}
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static HRESULT WINAPI MediaDet_get_StreamLength(IMediaDet *iface, double *length)
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{
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MediaDetImpl *detector = impl_from_IMediaDet(iface);
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IMediaSeeking *seeking;
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HRESULT hr;
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TRACE("detector %p, length %p.\n", detector, length);
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if (!length)
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return E_POINTER;
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if (!detector->cur_pin)
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return E_INVALIDARG;
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if (SUCCEEDED(hr = IPin_QueryInterface(detector->cur_pin,
|
|
&IID_IMediaSeeking, (void **)&seeking)))
|
|
{
|
|
LONGLONG duration;
|
|
|
|
if (SUCCEEDED(hr = IMediaSeeking_GetDuration(seeking, &duration)))
|
|
{
|
|
/* Windows assumes the time format is TIME_FORMAT_MEDIA_TIME
|
|
and does not check it nor convert it, as tests show. */
|
|
*length = (REFTIME)duration / 10000000;
|
|
}
|
|
IMediaSeeking_Release(seeking);
|
|
}
|
|
|
|
return hr;
|
|
}
|
|
|
|
static HRESULT WINAPI MediaDet_get_Filename(IMediaDet* iface, BSTR *pVal)
|
|
{
|
|
MediaDetImpl *This = impl_from_IMediaDet(iface);
|
|
|
|
TRACE("(%p)\n", This);
|
|
|
|
if (!pVal)
|
|
return E_POINTER;
|
|
|
|
*pVal = NULL;
|
|
/* MSDN says it should return E_FAIL if no file is open, but tests
|
|
show otherwise. */
|
|
if (!This->filename)
|
|
return S_OK;
|
|
|
|
*pVal = SysAllocString(This->filename);
|
|
if (!*pVal)
|
|
return E_OUTOFMEMORY;
|
|
|
|
return S_OK;
|
|
}
|
|
|
|
static HRESULT WINAPI MediaDet_put_Filename(IMediaDet *iface, BSTR filename)
|
|
{
|
|
MediaDetImpl *This = impl_from_IMediaDet(iface);
|
|
IGraphBuilder *gb;
|
|
IBaseFilter *bf;
|
|
HRESULT hr;
|
|
|
|
TRACE("detector %p, filename %s.\n", This, debugstr_w(filename));
|
|
|
|
if (This->graph)
|
|
{
|
|
WARN("MSDN says not to call this method twice\n");
|
|
MD_cleanup(This);
|
|
}
|
|
|
|
hr = CoCreateInstance(&CLSID_FilterGraph, NULL, CLSCTX_INPROC_SERVER,
|
|
&IID_IGraphBuilder, (void **) &gb);
|
|
if (FAILED(hr))
|
|
return hr;
|
|
|
|
if (FAILED(hr = IGraphBuilder_AddSourceFilter(gb, filename, L"Source", &bf)))
|
|
{
|
|
IGraphBuilder_Release(gb);
|
|
return hr;
|
|
}
|
|
|
|
if (!(This->filename = wcsdup(filename)))
|
|
{
|
|
IBaseFilter_Release(bf);
|
|
IGraphBuilder_Release(gb);
|
|
return E_OUTOFMEMORY;
|
|
}
|
|
|
|
This->graph = gb;
|
|
This->source = bf;
|
|
hr = find_splitter(This);
|
|
if (FAILED(hr))
|
|
return hr;
|
|
|
|
return MediaDet_put_CurrentStream(iface, 0);
|
|
}
|
|
|
|
static HRESULT WINAPI MediaDet_GetBitmapBits(IMediaDet* iface,
|
|
double StreamTime,
|
|
LONG *pBufferSize, char *pBuffer,
|
|
LONG Width, LONG Height)
|
|
{
|
|
MediaDetImpl *This = impl_from_IMediaDet(iface);
|
|
FIXME("(%p)->(%.16e %p %p %ld %ld): not implemented!\n", This, StreamTime, pBufferSize, pBuffer,
|
|
Width, Height);
|
|
return E_NOTIMPL;
|
|
}
|
|
|
|
static HRESULT WINAPI MediaDet_WriteBitmapBits(IMediaDet* iface,
|
|
double StreamTime, LONG Width,
|
|
LONG Height, BSTR Filename)
|
|
{
|
|
MediaDetImpl *This = impl_from_IMediaDet(iface);
|
|
FIXME("(%p)->(%.16e %ld %ld %p): not implemented!\n", This, StreamTime, Width, Height, Filename);
|
|
return E_NOTIMPL;
|
|
}
|
|
|
|
static HRESULT WINAPI MediaDet_get_StreamMediaType(IMediaDet* iface,
|
|
AM_MEDIA_TYPE *pVal)
|
|
{
|
|
MediaDetImpl *This = impl_from_IMediaDet(iface);
|
|
|
|
TRACE("(%p)\n", This);
|
|
|
|
if (!pVal)
|
|
return E_POINTER;
|
|
|
|
if (!This->cur_pin)
|
|
return E_INVALIDARG;
|
|
|
|
return get_pin_media_type(This->cur_pin, pVal);
|
|
}
|
|
|
|
static HRESULT WINAPI MediaDet_GetSampleGrabber(IMediaDet* iface,
|
|
ISampleGrabber **ppVal)
|
|
{
|
|
MediaDetImpl *This = impl_from_IMediaDet(iface);
|
|
FIXME("(%p)->(%p): not implemented!\n", This, ppVal);
|
|
return E_NOTIMPL;
|
|
}
|
|
|
|
static HRESULT WINAPI MediaDet_get_FrameRate(IMediaDet* iface, double *pVal)
|
|
{
|
|
MediaDetImpl *This = impl_from_IMediaDet(iface);
|
|
AM_MEDIA_TYPE mt;
|
|
VIDEOINFOHEADER *vh;
|
|
HRESULT hr;
|
|
|
|
TRACE("(%p)\n", This);
|
|
|
|
if (!pVal)
|
|
return E_POINTER;
|
|
|
|
hr = MediaDet_get_StreamMediaType(iface, &mt);
|
|
if (FAILED(hr))
|
|
return hr;
|
|
|
|
if (!IsEqualGUID(&mt.majortype, &MEDIATYPE_Video))
|
|
{
|
|
CoTaskMemFree(mt.pbFormat);
|
|
return VFW_E_INVALIDMEDIATYPE;
|
|
}
|
|
|
|
vh = (VIDEOINFOHEADER *) mt.pbFormat;
|
|
*pVal = 1.0e7 / (double) vh->AvgTimePerFrame;
|
|
|
|
CoTaskMemFree(mt.pbFormat);
|
|
return S_OK;
|
|
}
|
|
|
|
static HRESULT WINAPI MediaDet_EnterBitmapGrabMode(IMediaDet* iface,
|
|
double SeekTime)
|
|
{
|
|
MediaDetImpl *This = impl_from_IMediaDet(iface);
|
|
FIXME("(%p)->(%f): not implemented!\n", This, SeekTime);
|
|
return E_NOTIMPL;
|
|
}
|
|
|
|
static const IMediaDetVtbl IMediaDet_VTable =
|
|
{
|
|
MediaDet_QueryInterface,
|
|
MediaDet_AddRef,
|
|
MediaDet_Release,
|
|
MediaDet_get_Filter,
|
|
MediaDet_put_Filter,
|
|
MediaDet_get_OutputStreams,
|
|
MediaDet_get_CurrentStream,
|
|
MediaDet_put_CurrentStream,
|
|
MediaDet_get_StreamType,
|
|
MediaDet_get_StreamTypeB,
|
|
MediaDet_get_StreamLength,
|
|
MediaDet_get_Filename,
|
|
MediaDet_put_Filename,
|
|
MediaDet_GetBitmapBits,
|
|
MediaDet_WriteBitmapBits,
|
|
MediaDet_get_StreamMediaType,
|
|
MediaDet_GetSampleGrabber,
|
|
MediaDet_get_FrameRate,
|
|
MediaDet_EnterBitmapGrabMode,
|
|
};
|
|
|
|
HRESULT media_detector_create(IUnknown *pUnkOuter, IUnknown **ppv)
|
|
{
|
|
MediaDetImpl* obj = NULL;
|
|
|
|
TRACE("(%p,%p)\n", pUnkOuter, ppv);
|
|
|
|
obj = CoTaskMemAlloc(sizeof(MediaDetImpl));
|
|
if (NULL == obj) {
|
|
*ppv = NULL;
|
|
return E_OUTOFMEMORY;
|
|
}
|
|
ZeroMemory(obj, sizeof(MediaDetImpl));
|
|
|
|
obj->ref = 1;
|
|
obj->IUnknown_inner.lpVtbl = &mediadet_vtbl;
|
|
obj->IMediaDet_iface.lpVtbl = &IMediaDet_VTable;
|
|
obj->graph = NULL;
|
|
obj->source = NULL;
|
|
obj->splitter = NULL;
|
|
obj->cur_pin = NULL;
|
|
obj->num_streams = -1;
|
|
obj->cur_stream = 0;
|
|
|
|
if (pUnkOuter)
|
|
obj->outer_unk = pUnkOuter;
|
|
else
|
|
obj->outer_unk = &obj->IUnknown_inner;
|
|
|
|
*ppv = &obj->IUnknown_inner;
|
|
return S_OK;
|
|
}
|