dlls/amstream/mediastreamfilter.c

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