dlls/amstream/mediastream.c

   1 /*
   2  * Implementation of IMediaStream Interface
   3  *
   4  * Copyright 2005, 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     IMediaStream lpVtbl;
  40     LONG ref;
  41     IMultiMediaStream* Parent;
  42     MSPID PurposeId;
  43     STREAM_TYPE StreamType;
  44 } IMediaStreamImpl;
  45
  46 typedef struct {
  47     IDirectDrawMediaStream lpVtbl;
  48     LONG ref;
  49     IMultiMediaStream* Parent;
  50     MSPID PurposeId;
  51     STREAM_TYPE StreamType;
  52 } IDirectDrawMediaStreamImpl;
  53
  54 static const struct IMediaStreamVtbl MediaStream_Vtbl;
  55 static const struct IDirectDrawMediaStreamVtbl DirectDrawMediaStream_Vtbl;
  56
  57 HRESULT MediaStream_create(IMultiMediaStream* Parent, const MSPID* pPurposeId, STREAM_TYPE StreamType, IMediaStream** ppMediaStream)
  58 {
  59     IMediaStreamImpl* object;
  60
  61     TRACE("(%p,%s,%p)\n", Parent, debugstr_guid(pPurposeId), ppMediaStream);
  62
  63     object = HeapAlloc(GetProcessHeap(), HEAP_ZERO_MEMORY, sizeof(IMediaStreamImpl));
  64     if (!object)
  65     {
  66         ERR("Out of memory\n");
  67         return E_OUTOFMEMORY;
  68     }
  69
  70     object->lpVtbl.lpVtbl = &MediaStream_Vtbl;
  71     object->ref = 1;
  72
  73     object->Parent = Parent;
  74     object->PurposeId = *pPurposeId;
  75     object->StreamType = StreamType;
  76
  77     *ppMediaStream = (IMediaStream*)object;
  78
  79     return S_OK;
  80 }
  81
  82 /*** IUnknown methods ***/
  83 static HRESULT WINAPI IMediaStreamImpl_QueryInterface(IMediaStream* iface, REFIID riid, void** ppvObject)
  84 {
  85     IMediaStreamImpl *This = (IMediaStreamImpl *)iface;
  86
  87     TRACE("(%p/%p)->(%s,%p)\n", iface, This, debugstr_guid(riid), ppvObject);
  88
  89     if (IsEqualGUID(riid, &IID_IUnknown) ||
  90         IsEqualGUID(riid, &IID_IMediaStream))
  91     {
  92       IClassFactory_AddRef(iface);
  93       *ppvObject = This;
  94       return S_OK;
  95     }
  96
  97     ERR("(%p)->(%s,%p),not found\n",This,debugstr_guid(riid),ppvObject);
  98     return E_NOINTERFACE;
  99 }
 100
 101 static ULONG WINAPI IMediaStreamImpl_AddRef(IMediaStream* iface)
 102 {
 103     IMediaStreamImpl *This = (IMediaStreamImpl *)iface;
 104
 105     TRACE("(%p/%p)\n", iface, This);
 106
 107     return InterlockedIncrement(&This->ref);
 108 }
 109
 110 static ULONG WINAPI IMediaStreamImpl_Release(IMediaStream* iface)
 111 {
 112     IMediaStreamImpl *This = (IMediaStreamImpl *)iface;
 113     ULONG ref = InterlockedDecrement(&This->ref);
 114
 115     TRACE("(%p/%p)\n", iface, This);
 116
 117     if (!ref)
 118       HeapFree(GetProcessHeap(), 0, This);
 119
 120     return ref;
 121 }
 122
 123 /*** IMediaStream methods ***/
 124 static HRESULT WINAPI IMediaStreamImpl_GetMultiMediaStream(IMediaStream* iface, IMultiMediaStream** ppMultiMediaStream)
 125 {
 126     IMediaStreamImpl *This = (IMediaStreamImpl *)iface;
 127
 128     FIXME("(%p/%p)->(%p) stub!\n", This, iface, ppMultiMediaStream);
 129
 130     return S_FALSE;
 131 }
 132
 133
 134 static HRESULT WINAPI IMediaStreamImpl_GetInformation(IMediaStream* iface, MSPID* pPurposeId, STREAM_TYPE* pType)
 135 {
 136     IMediaStreamImpl *This = (IMediaStreamImpl *)iface;
 137
 138     TRACE("(%p/%p)->(%p,%p)\n", This, iface, pPurposeId, pType);
 139
 140     if (pPurposeId)
 141         *pPurposeId = This->PurposeId;
 142     if (pType)
 143         *pType = This->StreamType;
 144
 145     return S_OK;
 146 }
 147
 148 static HRESULT WINAPI IMediaStreamImpl_SetSameFormat(IMediaStream* iface, IMediaStream* pStreamThatHasDesiredFormat, DWORD dwFlags)
 149 {
 150     IMediaStreamImpl *This = (IMediaStreamImpl *)iface;
 151
 152     FIXME("(%p/%p)->(%p,%x) stub!\n", This, iface, pStreamThatHasDesiredFormat, dwFlags);
 153
 154     return S_FALSE;
 155 }
 156
 157 static HRESULT WINAPI IMediaStreamImpl_AllocateSample(IMediaStream* iface, DWORD dwFlags, IStreamSample** ppSample)
 158 {
 159     IMediaStreamImpl *This = (IMediaStreamImpl *)iface;
 160
 161     FIXME("(%p/%p)->(%x,%p) stub!\n", This, iface, dwFlags, ppSample);
 162
 163     return S_FALSE;
 164 }
 165
 166 static HRESULT WINAPI IMediaStreamImpl_CreateSharedSample(IMediaStream* iface, IStreamSample* pExistingSample, DWORD dwFlags, IStreamSample** ppSample)
 167 {
 168     IMediaStreamImpl *This = (IMediaStreamImpl *)iface;
 169
 170     FIXME("(%p/%p)->(%p,%x,%p) stub!\n", This, iface, pExistingSample, dwFlags, ppSample);
 171
 172     return S_FALSE;
 173 }
 174
 175 static HRESULT WINAPI IMediaStreamImpl_SendEndOfStream(IMediaStream* iface, DWORD dwFlags)
 176 {
 177     IMediaStreamImpl *This = (IMediaStreamImpl *)iface;
 178
 179     FIXME("(%p/%p)->(%x) stub!\n", This, iface, dwFlags);
 180
 181     return S_FALSE;
 182 }
 183
 184 static const struct IMediaStreamVtbl MediaStream_Vtbl =
 185 {
 186     IMediaStreamImpl_QueryInterface,
 187     IMediaStreamImpl_AddRef,
 188     IMediaStreamImpl_Release,
 189     IMediaStreamImpl_GetMultiMediaStream,
 190     IMediaStreamImpl_GetInformation,
 191     IMediaStreamImpl_SetSameFormat,
 192     IMediaStreamImpl_AllocateSample,
 193     IMediaStreamImpl_CreateSharedSample,
 194     IMediaStreamImpl_SendEndOfStream
 195 };
 196
 197 HRESULT DirectDrawMediaStream_create(IMultiMediaStream* Parent, const MSPID* pPurposeId, STREAM_TYPE StreamType, IMediaStream** ppMediaStream)
 198 {
 199     IDirectDrawMediaStreamImpl* object;
 200
 201     TRACE("(%p,%s,%p)\n", Parent, debugstr_guid(pPurposeId), ppMediaStream);
 202
 203     object = HeapAlloc(GetProcessHeap(), HEAP_ZERO_MEMORY, sizeof(IMediaStreamImpl));
 204     if (!object)
 205     {
 206         ERR("Out of memory\n");
 207         return E_OUTOFMEMORY;
 208     }
 209
 210     object->lpVtbl.lpVtbl = &DirectDrawMediaStream_Vtbl;
 211     object->ref = 1;
 212
 213     object->Parent = Parent;
 214     object->PurposeId = *pPurposeId;
 215     object->StreamType = StreamType;
 216
 217     *ppMediaStream = (IMediaStream*)object;
 218
 219     return S_OK;
 220 }
 221
 222 static HRESULT WINAPI IDirectDrawMediaStreamImpl_QueryInterface(IDirectDrawMediaStream* iface, REFIID riid, void** ppvObject)
 223 {
 224     IMediaStreamImpl *This = (IMediaStreamImpl *)iface;
 225
 226     TRACE("(%p/%p)->(%s,%p)\n", iface, This, debugstr_guid(riid), ppvObject);
 227
 228     if (IsEqualGUID(riid, &IID_IUnknown) ||
 229         IsEqualGUID(riid, &IID_IMediaStream) ||
 230         IsEqualGUID(riid, &IID_IDirectDrawMediaStream))
 231     {
 232       IClassFactory_AddRef(iface);
 233       *ppvObject = This;
 234       return S_OK;
 235     }
 236
 237     ERR("(%p)->(%s,%p),not found\n",This,debugstr_guid(riid),ppvObject);
 238     return E_NOINTERFACE;
 239 }
 240
 241 static HRESULT WINAPI IDirectDrawMediaStreamImpl_GetFormat(IDirectDrawMediaStream* iface, DDSURFACEDESC *pDDSDCurrent,
 242                                                            IDirectDrawPalette **ppDirectDrawPalette, DDSURFACEDESC *pDDSDDesired, DWORD *pdwFlags)
 243 {
 244     FIXME("(%p)->(%p,%p,%p,%p) stub!\n", iface, pDDSDCurrent, ppDirectDrawPalette, pDDSDDesired, pdwFlags);
 245
 246     return E_NOTIMPL;
 247
 248 }
 249
 250 static HRESULT WINAPI IDirectDrawMediaStreamImpl_SetFormat(IDirectDrawMediaStream* iface, const DDSURFACEDESC *pDDSurfaceDesc,
 251                                                           IDirectDrawPalette *pDirectDrawPalette)
 252 {
 253     FIXME("(%p)->(%p,%p) stub!\n", iface, pDDSurfaceDesc, pDirectDrawPalette);
 254
 255     return E_NOTIMPL;
 256 }
 257
 258 static HRESULT WINAPI IDirectDrawMediaStreamImpl_GetDirectDraw(IDirectDrawMediaStream* iface, IDirectDraw **ppDirectDraw)
 259 {
 260     FIXME("(%p)->(%p) stub!\n", iface, ppDirectDraw);
 261
 262     return E_NOTIMPL;
 263 }
 264
 265 static HRESULT WINAPI IDirectDrawMediaStreamImpl_SetDirectDraw(IDirectDrawMediaStream* iface, IDirectDraw *pDirectDraw)
 266 {
 267     FIXME("(%p)->(%p) stub!\n", iface, pDirectDraw);
 268
 269     return E_NOTIMPL;
 270 }
 271
 272 static HRESULT WINAPI IDirectDrawMediaStreamImpl_CreateSample(IDirectDrawMediaStream* iface, IDirectDrawSurface *pSurface, const RECT *pRect,
 273                                                              DWORD dwFlags, IDirectDrawStreamSample **ppSample)
 274 {
 275     FIXME("(%p)->(%p,%p,%x,%p) stub!\n", iface, pSurface, pRect, dwFlags, ppSample);
 276
 277     return E_NOTIMPL;
 278 }
 279
 280 static HRESULT WINAPI IDirectDrawMediaStreamImpl_GetTimePerFrame(IDirectDrawMediaStream* iface, STREAM_TIME *pFrameTime)
 281 {
 282     FIXME("(%p)->(%p) stub!\n", iface, pFrameTime);
 283
 284     return E_NOTIMPL;
 285 }
 286
 287 /* Note: Hack so we can reuse the old functions without compiler warnings */
 288 #if !defined(__STRICT_ANSI__) && defined(__GNUC__)
 289 # define XCAST(fun)     (typeof(DirectDrawMediaStream_Vtbl.fun))
 290 #else
 291 # define XCAST(fun)     (void*)
 292 #endif
 293
 294 static const struct IDirectDrawMediaStreamVtbl DirectDrawMediaStream_Vtbl =
 295 {
 296     IDirectDrawMediaStreamImpl_QueryInterface,
 297     XCAST(AddRef)IMediaStreamImpl_AddRef,
 298     XCAST(Release)IMediaStreamImpl_Release,
 299     XCAST(GetMultiMediaStream)IMediaStreamImpl_GetMultiMediaStream,
 300     XCAST(GetInformation)IMediaStreamImpl_GetInformation,
 301     XCAST(SetSameFormat)IMediaStreamImpl_SetSameFormat,
 302     XCAST(AllocateSample)IMediaStreamImpl_AllocateSample,
 303     XCAST(CreateSharedSample)IMediaStreamImpl_CreateSharedSample,
 304     XCAST(SendEndOfStream)IMediaStreamImpl_SendEndOfStream,
 305     IDirectDrawMediaStreamImpl_GetFormat,
 306     IDirectDrawMediaStreamImpl_SetFormat,
 307     IDirectDrawMediaStreamImpl_GetDirectDraw,
 308     IDirectDrawMediaStreamImpl_SetDirectDraw,
 309     IDirectDrawMediaStreamImpl_CreateSample,
 310     IDirectDrawMediaStreamImpl_GetTimePerFrame
 311 };
 312 #undef XCAST