dlls/amstream/mediastreamfilter.c

   1 /*
   2  * Implementation of MediaStream Filter
   3  *
   4  * Copyright 2008 Christian Costa
   5  *
   6  * This file contains the (internal) driver registration functions,
   7  * driver enumeration APIs and DirectDraw creation functions.
   8  *
   9  * This library is free software; you can redistribute it and/or
  10  * modify it under the terms of the GNU Lesser General Public
  11  * License as published by the Free Software Foundation; either
  12  * version 2.1 of the License, or (at your option) any later version.
  13  *
  14  * This library is distributed in the hope that it will be useful,
  15  * but WITHOUT ANY WARRANTY; without even the implied warranty of
  16  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
  17  * Lesser General Public License for more details.
  18  *
  19  * You should have received a copy of the GNU Lesser General Public
  20  * License along with this library; if not, write to the Free Software
  21  * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301, USA
  22  */
  23
  24 #include "wine/debug.h"
  25
  26 #define COBJMACROS
  27
  28 #include "winbase.h"
  29 #include "wingdi.h"
  30
  31 #include "amstream_private.h"
  32 #include "amstream.h"
  33
  34 #include "ddstream.h"
  35
  36 WINE_DEFAULT_DEBUG_CHANNEL(amstream);
  37
  38 typedef struct {
  39     IMediaStreamFilter lpVtbl;
  40     LONG ref;
  41     CRITICAL_SECTION csFilter;
  42     FILTER_STATE state;
  43     REFERENCE_TIME rtStreamStart;
  44     IReferenceClock * pClock;
  45     FILTER_INFO filterInfo;
  46 } IMediaStreamFilterImpl;
  47
  48 static const struct IMediaStreamFilterVtbl MediaStreamFilter_Vtbl;
  49
  50 HRESULT MediaStreamFilter_create(IUnknown *pUnkOuter, LPVOID *ppObj)
  51 {
  52     IMediaStreamFilterImpl* object;
  53
  54     TRACE("(%p,%p)\n", pUnkOuter, ppObj);
  55
  56     if( pUnkOuter )
  57         return CLASS_E_NOAGGREGATION;
  58
  59     object = HeapAlloc(GetProcessHeap(), HEAP_ZERO_MEMORY, sizeof(IMediaStreamFilterImpl));
  60     if (!object)
  61     {
  62         ERR("Out of memory\n");
  63         return E_OUTOFMEMORY;
  64     }
  65
  66     object->lpVtbl.lpVtbl = &MediaStreamFilter_Vtbl;
  67     object->ref = 1;
  68
  69     *ppObj = object;
  70
  71     return S_OK;
  72 }
  73
  74 /*** IUnknown methods ***/
  75
  76 static HRESULT WINAPI MediaStreamFilterImpl_QueryInterface(IMediaStreamFilter * iface, REFIID riid, LPVOID * ppv)
  77 {
  78     IMediaStreamFilterImpl *This = (IMediaStreamFilterImpl *)iface;
  79
  80     TRACE("(%p)->(%s, %p)\n", iface, debugstr_guid(riid), ppv);
  81
  82     *ppv = NULL;
  83
  84     if (IsEqualIID(riid, &IID_IUnknown))
  85         *ppv = This;
  86     else if (IsEqualIID(riid, &IID_IPersist))
  87         *ppv = This;
  88     else if (IsEqualIID(riid, &IID_IMediaFilter))
  89         *ppv = This;
  90     else if (IsEqualIID(riid, &IID_IBaseFilter))
  91         *ppv = This;
  92     else if (IsEqualIID(riid, &IID_IMediaStreamFilter))
  93         *ppv = This;
  94
  95     if (*ppv)
  96     {
  97         IUnknown_AddRef((IUnknown *)(*ppv));
  98         return S_OK;
  99     }
 100
 101     return E_NOINTERFACE;
 102 }
 103
 104 static ULONG WINAPI MediaStreamFilterImpl_AddRef(IMediaStreamFilter * iface)
 105 {
 106     IMediaStreamFilterImpl *This = (IMediaStreamFilterImpl *)iface;
 107     ULONG refCount = InterlockedIncrement(&This->ref);
 108
 109     TRACE("(%p)->() AddRef from %d\n", iface, refCount - 1);
 110
 111     return refCount;
 112 }
 113
 114 static ULONG WINAPI MediaStreamFilterImpl_Release(IMediaStreamFilter * iface)
 115 {
 116     IMediaStreamFilterImpl *This = (IMediaStreamFilterImpl *)iface;
 117     ULONG refCount = InterlockedDecrement(&This->ref);
 118
 119     TRACE("(%p)->() Release from %d\n", iface, refCount + 1);
 120
 121     if (!refCount)
 122     {
 123         This->lpVtbl.lpVtbl = NULL;
 124         HeapFree(GetProcessHeap(), 0, This);
 125     }
 126
 127     return refCount;
 128 }
 129
 130 /*** IPersist methods ***/
 131
 132 static HRESULT WINAPI MediaStreamFilterImpl_GetClassID(IMediaStreamFilter * iface, CLSID * pClsid)
 133 {
 134     TRACE("(%p)->(%p)\n", iface, pClsid);
 135
 136     *pClsid = CLSID_MediaStreamFilter;
 137
 138     return S_OK;
 139 }
 140
 141 /*** IMediaFilter methods ***/
 142
 143 static HRESULT WINAPI MediaStreamFilterImpl_Stop(IMediaStreamFilter * iface)
 144 {
 145     FIXME("(%p)->(): Stub!\n", iface);
 146
 147     return E_NOTIMPL;
 148 }
 149
 150 static HRESULT WINAPI MediaStreamFilterImpl_Pause(IMediaStreamFilter * iface)
 151 {
 152     FIXME("(%p)->(): Stub!\n", iface);
 153
 154     return E_NOTIMPL;
 155 }
 156
 157 static HRESULT WINAPI MediaStreamFilterImpl_Run(IMediaStreamFilter * iface, REFERENCE_TIME tStart)
 158 {
 159     FIXME("(%p)->(%s): Stub!\n", iface, wine_dbgstr_longlong(tStart));
 160
 161     return E_NOTIMPL;
 162 }
 163
 164 static HRESULT WINAPI MediaStreamFilterImpl_GetState(IMediaStreamFilter * iface, DWORD dwMilliSecsTimeout, FILTER_STATE *pState)
 165 {
 166     FIXME("(%p)->(%d,%p): Stub!\n", iface, dwMilliSecsTimeout, pState);
 167
 168     return E_NOTIMPL;
 169 }
 170
 171 static HRESULT WINAPI MediaStreamFilterImpl_SetSyncSource(IMediaStreamFilter * iface, IReferenceClock *pClock)
 172 {
 173     TRACE("(%p)->(%p): Stub!\n", iface, pClock);
 174
 175     return E_NOTIMPL;
 176 }
 177
 178 static HRESULT WINAPI MediaStreamFilterImpl_GetSyncSource(IMediaStreamFilter * iface, IReferenceClock **ppClock)
 179 {
 180     FIXME("(%p)->(%p): Stub!\n", iface, ppClock);
 181
 182     return E_NOTIMPL;
 183 }
 184
 185 /*** IBaseFilter methods ***/
 186
 187 static HRESULT WINAPI MediaStreamFilterImpl_EnumPins(IMediaStreamFilter * iface, IEnumPins **ppEnum)
 188 {
 189     FIXME("(%p)->(%p): Stub!\n", iface, ppEnum);
 190
 191     return E_NOTIMPL;
 192 }
 193
 194 static HRESULT WINAPI MediaStreamFilterImpl_FindPin(IMediaStreamFilter * iface, LPCWSTR Id, IPin **ppPin)
 195 {
 196     FIXME("(%p)->(%s,%p): Stub!\n", iface, debugstr_w(Id), ppPin);
 197
 198     return E_NOTIMPL;
 199 }
 200
 201 static HRESULT WINAPI MediaStreamFilterImpl_QueryFilterInfo(IMediaStreamFilter * iface, FILTER_INFO *pInfo)
 202 {
 203     FIXME("(%p)->(%p): Stub!\n", iface, pInfo);
 204
 205     return E_NOTIMPL;
 206 }
 207
 208 static HRESULT WINAPI MediaStreamFilterImpl_JoinFilterGraph(IMediaStreamFilter * iface, IFilterGraph *pGraph, LPCWSTR pName)
 209 {
 210     FIXME("(%p)->(%p, %s): Stub!\n", iface, pGraph, debugstr_w(pName));
 211
 212     return E_NOTIMPL;
 213 }
 214
 215 static HRESULT WINAPI MediaStreamFilterImpl_QueryVendorInfo(IMediaStreamFilter * iface, LPWSTR *pVendorInfo)
 216 {
 217     FIXME("(%p)->(%p): Stub!\n", iface, pVendorInfo);
 218
 219     return E_NOTIMPL;
 220 }
 221
 222 /*** IMediaStreamFilter methods ***/
 223
 224 static HRESULT WINAPI MediaStreamFilterImpl_AddMediaStream(IMediaStreamFilter* iface, IAMMediaStream *pAMMediaStream)
 225 {
 226     FIXME("(%p)->(%p): Stub!\n", iface, pAMMediaStream);
 227
 228     return E_NOTIMPL;
 229 }
 230
 231 static HRESULT WINAPI MediaStreamFilterImpl_GetMediaStream(IMediaStreamFilter* iface, REFMSPID idPurpose, IMediaStream **ppMediaStream)
 232 {
 233     FIXME("(%p)->(%s,%p): Stub!\n", iface, debugstr_guid(idPurpose), ppMediaStream);
 234
 235     return E_NOTIMPL;
 236 }
 237
 238 static HRESULT WINAPI MediaStreamFilterImpl_EnumMediaStreams(IMediaStreamFilter* iface, LONG Index, IMediaStream **ppMediaStream)
 239 {
 240     FIXME("(%p)->(%d,%p): Stub!\n", iface, Index, ppMediaStream);
 241
 242     return E_NOTIMPL;
 243 }
 244
 245 static HRESULT WINAPI MediaStreamFilterImpl_SupportSeeking(IMediaStreamFilter* iface, BOOL bRenderer)
 246 {
 247     FIXME("(%p)->(%d): Stub!\n", iface, bRenderer);
 248
 249     return E_NOTIMPL;
 250 }
 251
 252 static HRESULT WINAPI MediaStreamFilterImpl_ReferenceTimeToStreamTime(IMediaStreamFilter* iface, REFERENCE_TIME *pTime)
 253 {
 254     FIXME("(%p)->(%p): Stub!\n", iface, pTime);
 255
 256     return E_NOTIMPL;
 257 }
 258
 259 static HRESULT WINAPI MediaStreamFilterImpl_GetCurrentStreamTime(IMediaStreamFilter* iface, REFERENCE_TIME *pCurrentStreamTime)
 260 {
 261     FIXME("(%p)->(%p): Stub!\n", iface, pCurrentStreamTime);
 262
 263     return E_NOTIMPL;
 264 }
 265
 266 static HRESULT WINAPI MediaStreamFilterImpl_WaitUntil(IMediaStreamFilter* iface, REFERENCE_TIME WaitStreamTime)
 267 {
 268     FIXME("(%p)->(%s): Stub!\n", iface, wine_dbgstr_longlong(WaitStreamTime));
 269
 270     return E_NOTIMPL;
 271 }
 272
 273 static HRESULT WINAPI MediaStreamFilterImpl_Flush(IMediaStreamFilter* iface, BOOL bCancelEOS)
 274 {
 275     FIXME("(%p)->(%d): Stub!\n", iface, bCancelEOS);
 276
 277     return E_NOTIMPL;
 278 }
 279
 280 static HRESULT WINAPI MediaStreamFilterImpl_EndOfStream(IMediaStreamFilter* iface)
 281 {
 282     FIXME("(%p)->(): Stub!\n",  iface);
 283
 284     return E_NOTIMPL;
 285 }
 286
 287 static const IMediaStreamFilterVtbl MediaStreamFilter_Vtbl =
 288 {
 289     MediaStreamFilterImpl_QueryInterface,
 290     MediaStreamFilterImpl_AddRef,
 291     MediaStreamFilterImpl_Release,
 292     MediaStreamFilterImpl_GetClassID,
 293     MediaStreamFilterImpl_Stop,
 294     MediaStreamFilterImpl_Pause,
 295     MediaStreamFilterImpl_Run,
 296     MediaStreamFilterImpl_GetState,
 297     MediaStreamFilterImpl_SetSyncSource,
 298     MediaStreamFilterImpl_GetSyncSource,
 299     MediaStreamFilterImpl_EnumPins,
 300     MediaStreamFilterImpl_FindPin,
 301     MediaStreamFilterImpl_QueryFilterInfo,
 302     MediaStreamFilterImpl_JoinFilterGraph,
 303     MediaStreamFilterImpl_QueryVendorInfo,
 304     MediaStreamFilterImpl_AddMediaStream,
 305     MediaStreamFilterImpl_GetMediaStream,
 306     MediaStreamFilterImpl_EnumMediaStreams,
 307     MediaStreamFilterImpl_SupportSeeking,
 308     MediaStreamFilterImpl_ReferenceTimeToStreamTime,
 309     MediaStreamFilterImpl_GetCurrentStreamTime,
 310     MediaStreamFilterImpl_WaitUntil,
 311     MediaStreamFilterImpl_Flush,
 312     MediaStreamFilterImpl_EndOfStream
 313 };