dlls/qedit/main.c

   1 /*              DirectShow Editing Services (qedit.dll)
   2  *
   3  * Copyright 2008 Google (Lei Zhang)
   4  *
   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.
   9  *
  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.
  14  *
  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
  18  */
  19
  20 #define WINE_NO_NAMELESS_EXTENSION
  21
  22 #include "qedit_private.h"
  23 #include "rpcproxy.h"
  24 #include "wine/debug.h"
  25
  26 WINE_DEFAULT_DEBUG_CHANNEL(quartz);
  27
  28 BOOL WINAPI DllMain(HINSTANCE instance, DWORD reason, void *reserved)
  29 {
  30     if (reason == DLL_PROCESS_ATTACH)
  31     {
  32         DisableThreadLibraryCalls(instance);
  33     }
  34     else if (reason == DLL_PROCESS_DETACH && !reserved)
  35     {
  36         strmbase_release_typelibs();
  37     }
  38     return TRUE;
  39 }
  40
  41 /******************************************************************************
  42  * DirectShow ClassFactory
  43  */
  44 typedef struct {
  45     IClassFactory IClassFactory_iface;
  46     LONG ref;
  47     HRESULT (*create_instance)(IUnknown *outer, IUnknown **out);
  48 } IClassFactoryImpl;
  49
  50 static inline IClassFactoryImpl *impl_from_IClassFactory(IClassFactory *iface)
  51 {
  52     return CONTAINING_RECORD(iface, IClassFactoryImpl, IClassFactory_iface);
  53 }
  54
  55 struct object_creation_info
  56 {
  57     const CLSID *clsid;
  58     HRESULT (*create_instance)(IUnknown *outer, IUnknown **out);
  59 };
  60
  61 static const struct object_creation_info object_creation[] =
  62 {
  63     {&CLSID_AMTimeline, timeline_create},
  64     {&CLSID_MediaDet, media_detector_create},
  65     {&CLSID_NullRenderer, null_renderer_create},
  66     {&CLSID_SampleGrabber, sample_grabber_create},
  67 };
  68
  69 static HRESULT WINAPI DSCF_QueryInterface(IClassFactory *iface, REFIID riid, void **ppobj)
  70 {
  71     if (IsEqualGUID(riid, &IID_IUnknown)
  72         || IsEqualGUID(riid, &IID_IClassFactory))
  73     {
  74         IClassFactory_AddRef(iface);
  75         *ppobj = iface;
  76         return S_OK;
  77     }
  78
  79     *ppobj = NULL;
  80     WARN("(%p)->(%s,%p), not found\n", iface, debugstr_guid(riid), ppobj);
  81     return E_NOINTERFACE;
  82 }
  83
  84 static ULONG WINAPI DSCF_AddRef(IClassFactory *iface)
  85 {
  86     IClassFactoryImpl *This = impl_from_IClassFactory(iface);
  87     return InterlockedIncrement(&This->ref);
  88 }
  89
  90 static ULONG WINAPI DSCF_Release(IClassFactory *iface)
  91 {
  92     IClassFactoryImpl *This = impl_from_IClassFactory(iface);
  93     ULONG ref = InterlockedDecrement(&This->ref);
  94
  95     if (ref == 0)
  96         CoTaskMemFree(This);
  97
  98     return ref;
  99 }
 100
 101 static HRESULT WINAPI DSCF_CreateInstance(IClassFactory *iface, IUnknown *pOuter, REFIID riid,
 102         void **ppobj)
 103 {
 104     IClassFactoryImpl *This = impl_from_IClassFactory(iface);
 105     HRESULT hres;
 106     LPUNKNOWN punk;
 107
 108     TRACE("(%p)->(%p,%s,%p)\n",This,pOuter,debugstr_guid(riid),ppobj);
 109
 110     *ppobj = NULL;
 111     if (pOuter && !IsEqualGUID(&IID_IUnknown, riid))
 112         return E_NOINTERFACE;
 113
 114     hres = This->create_instance(pOuter, &punk);
 115     if (SUCCEEDED(hres)) {
 116         hres = IUnknown_QueryInterface(punk, riid, ppobj);
 117         IUnknown_Release(punk);
 118     }
 119     return hres;
 120 }
 121
 122 static HRESULT WINAPI DSCF_LockServer(IClassFactory *iface, BOOL dolock)
 123 {
 124     IClassFactoryImpl *This = impl_from_IClassFactory(iface);
 125     FIXME("(%p)->(%d),stub!\n",This,dolock);
 126     return S_OK;
 127 }
 128
 129 static const IClassFactoryVtbl DSCF_Vtbl =
 130 {
 131     DSCF_QueryInterface,
 132     DSCF_AddRef,
 133     DSCF_Release,
 134     DSCF_CreateInstance,
 135     DSCF_LockServer
 136 };
 137
 138
 139 /*******************************************************************************
 140  * DllGetClassObject [QEDIT.@]
 141  * Retrieves class object from a DLL object
 142  *
 143  * PARAMS
 144  *    rclsid [I] CLSID for the class object
 145  *    riid   [I] Reference to identifier of interface for class object
 146  *    ppv    [O] Address of variable to receive interface pointer for riid
 147  *
 148  * RETURNS
 149  *    Success: S_OK
 150  *    Failure: CLASS_E_CLASSNOTAVAILABLE, E_OUTOFMEMORY, E_INVALIDARG,
 151  *             E_UNEXPECTED, E_NOINTERFACE
 152  */
 153
 154 HRESULT WINAPI DllGetClassObject(REFCLSID rclsid, REFIID riid, LPVOID *ppv)
 155 {
 156     unsigned int i;
 157     IClassFactoryImpl *factory;
 158
 159     TRACE("(%s,%s,%p)\n", debugstr_guid(rclsid), debugstr_guid(riid), ppv);
 160
 161     if ( !IsEqualGUID( &IID_IClassFactory, riid )
 162          && ! IsEqualGUID( &IID_IUnknown, riid) )
 163         return E_NOINTERFACE;
 164
 165     for (i = 0; i < ARRAY_SIZE(object_creation); i++)
 166     {
 167         if (IsEqualGUID(object_creation[i].clsid, rclsid))
 168             break;
 169     }
 170
 171     if (i == ARRAY_SIZE(object_creation))
 172     {
 173         FIXME("%s: no class found.\n", debugstr_guid(rclsid));
 174         return CLASS_E_CLASSNOTAVAILABLE;
 175     }
 176
 177     factory = CoTaskMemAlloc(sizeof(*factory));
 178     if (factory == NULL) return E_OUTOFMEMORY;
 179
 180     factory->IClassFactory_iface.lpVtbl = &DSCF_Vtbl;
 181     factory->ref = 1;
 182
 183     factory->create_instance = object_creation[i].create_instance;
 184
 185     *ppv = &factory->IClassFactory_iface;
 186     return S_OK;
 187 }
 188
 189 static const REGPINTYPES reg_null_mt = {&GUID_NULL, &GUID_NULL};
 190
 191 static const REGFILTERPINS2 reg_sample_grabber_pins[2] =
 192 {
 193     {
 194         .cInstances = 1,
 195         .nMediaTypes = 1,
 196         .lpMediaType = &reg_null_mt,
 197     },
 198     {
 199         .dwFlags = REG_PINFLAG_B_OUTPUT,
 200         .cInstances = 1,
 201         .nMediaTypes = 1,
 202         .lpMediaType = &reg_null_mt,
 203     },
 204 };
 205
 206 static const REGFILTER2 reg_sample_grabber =
 207 {
 208     .dwVersion = 2,
 209     .dwMerit = MERIT_DO_NOT_USE,
 210     .u.s2.cPins2 = 2,
 211     .u.s2.rgPins2 = reg_sample_grabber_pins,
 212 };
 213
 214 static const REGFILTERPINS2 reg_null_renderer_pins[1] =
 215 {
 216     {
 217         .dwFlags = REG_PINFLAG_B_OUTPUT,
 218         .cInstances = 1,
 219         .nMediaTypes = 1,
 220         .lpMediaType = &reg_null_mt,
 221     },
 222 };
 223
 224 static const REGFILTER2 reg_null_renderer =
 225 {
 226     .dwVersion = 2,
 227     .dwMerit = MERIT_DO_NOT_USE,
 228     .u.s2.cPins2 = 1,
 229     .u.s2.rgPins2 = reg_null_renderer_pins,
 230 };
 231
 232 /***********************************************************************
 233  *              DllRegisterServer (QEDIT.@)
 234  */
 235 HRESULT WINAPI DllRegisterServer(void)
 236 {
 237     IFilterMapper2 *mapper;
 238     HRESULT hr;
 239
 240     if (FAILED(hr = __wine_register_resources()))
 241         return hr;
 242
 243     if (FAILED(hr = CoCreateInstance(&CLSID_FilterMapper2, NULL, CLSCTX_INPROC_SERVER,
 244             &IID_IFilterMapper2, (void **)&mapper)))
 245         return hr;
 246
 247     IFilterMapper2_RegisterFilter(mapper, &CLSID_SampleGrabber, L"SampleGrabber",
 248             NULL, NULL, NULL, &reg_sample_grabber);
 249     IFilterMapper2_RegisterFilter(mapper, &CLSID_NullRenderer, L"Null Renderer",
 250             NULL, NULL, NULL, &reg_null_renderer);
 251
 252     IFilterMapper2_Release(mapper);
 253     return S_OK;
 254 }
 255
 256 /***********************************************************************
 257  *              DllUnregisterServer (QEDIT.@)
 258  */
 259 HRESULT WINAPI DllUnregisterServer(void)
 260 {
 261     IFilterMapper2 *mapper;
 262     HRESULT hr;
 263
 264     if (FAILED(hr = __wine_unregister_resources()))
 265         return hr;
 266
 267     if (FAILED(hr = CoCreateInstance(&CLSID_FilterMapper2, NULL, CLSCTX_INPROC_SERVER,
 268             &IID_IFilterMapper2, (void **)&mapper)))
 269         return hr;
 270
 271     IFilterMapper2_UnregisterFilter(mapper, NULL, NULL, &CLSID_SampleGrabber);
 272     IFilterMapper2_UnregisterFilter(mapper, NULL, NULL, &CLSID_NullRenderer);
 273
 274     IFilterMapper2_Release(mapper);
 275     return S_OK;
 276 }