git.sesse.net Git - vlc/blob - modules/codec/dmo/dmo.h

   1 /*****************************************************************************
   2  * dmo.h : DirectMedia Object codec module for vlc
   3  *****************************************************************************
   4  * Copyright (C) 2002, 2003 the VideoLAN team
   5  * $Id$
   6  *
   7  * Author: Gildas Bazin <gbazin@videolan.org>
   8  *
   9  * This program is free software; you can redistribute it and/or modify
  10  * it under the terms of the GNU General Public License as published by
  11  * the Free Software Foundation; either version 2 of the License, or
  12  * (at your option) any later version.
  13  *
  14  * This program 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
  17  * GNU General Public License for more details.
  18  *
  19  * You should have received a copy of the GNU General Public License
  20  * along with this program; if not, write to the Free Software
  21  * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston MA 02110-1301, USA.
  22  *****************************************************************************/
  23
  24 static const GUID IID_IUnknown = {0x00000000, 0x0000, 0x0000, {0xc0,0x00, 0x00,0x00,0x00,0x00,0x00,0x46}};
  25 static const GUID IID_IClassFactory = {0x00000001, 0x0000, 0x0000, {0xc0, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x46}};
  26 static const GUID IID_IWMCodecPrivateData = {0x73f0be8e, 0x57f7, 0x4f01, {0xaa, 0x66, 0x9f, 0x57, 0x34, 0xc, 0xfe, 0xe}};
  27 static const GUID IID_IMediaObject = {0xd8ad0f58, 0x5494, 0x4102, {0x97, 0xc5, 0xec, 0x79, 0x8e, 0x59, 0xbc, 0xf4}};
  28 static const GUID IID_IMediaBuffer = {0x59eff8b9, 0x938c, 0x4a26, {0x82, 0xf2, 0x95, 0xcb, 0x84, 0xcd, 0xc8, 0x37}};
  29 static const GUID MEDIATYPE_Video = {0x73646976, 0x0000, 0x0010, {0x80, 0x00, 0x00, 0xaa, 0x00, 0x38, 0x9b, 0x71}};
  30 static const GUID MEDIATYPE_Audio = {0x73647561, 0x0000, 0x0010, {0x80, 0x00, 0x00, 0xaa, 0x00, 0x38, 0x9b, 0x71}};
  31 static const GUID MEDIASUBTYPE_PCM = {0x00000001, 0x0000, 0x0010, {0x80, 0x00, 0x00, 0xaa, 0x00, 0x38, 0x9b, 0x71}};
  32 static const GUID FORMAT_VideoInfo = {0x05589f80, 0xc356, 0x11ce, {0xbf, 0x01, 0x00, 0xaa, 0x00, 0x55, 0x59, 0x5a}};
  33 static const GUID FORMAT_WaveFormatEx = {0x05589f81, 0xc356, 0x11ce, {0xbf, 0x01, 0x00, 0xaa, 0x00, 0x55, 0x59, 0x5a}};
  34 static const GUID GUID_NULL = {0x0000, 0x0000, 0x0000, {0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00}};
  35 static const GUID MEDIASUBTYPE_I420 = {0x30323449, 0x0000, 0x0010, {0x80, 0x00, 0x00, 0xaa, 0x00, 0x38, 0x9b, 0x71}};
  36 static const GUID MEDIASUBTYPE_YV12 = {0x32315659, 0x0000, 0x0010, {0x80, 0x00, 0x00, 0xaa, 0x00, 0x38, 0x9b, 0x71}};
  37 static const GUID MEDIASUBTYPE_RGB24 = {0xe436eb7d, 0x524f, 0x11ce, {0x9f, 0x53, 0x00, 0x20, 0xaf, 0x0b, 0xa7, 0x70}};
  38 static const GUID MEDIASUBTYPE_RGB565 = {0xe436eb7b, 0x524f, 0x11ce, {0x9f, 0x53, 0x00, 0x20, 0xaf, 0x0b, 0xa7, 0x70}};
  39
  40
  41 #ifndef WIN32
  42 void* CoTaskMemAlloc(unsigned long cb);
  43 void CoTaskMemFree(void* cb);
  44 #endif
  45
  46 #define IUnknown IUnknownHack
  47 #define IClassFactory IClassFactoryHack
  48 typedef struct _IUnknown IUnknown;
  49 typedef struct _IClassFactory IClassFactory;
  50 typedef struct _IWMCodecPrivateData IWMCodecPrivateData;
  51 typedef struct _IEnumDMO IEnumDMO;
  52 typedef struct _IMediaBuffer IMediaBuffer;
  53 typedef struct _IMediaObject IMediaObject;
  54
  55 #ifndef STDCALL
  56 #define STDCALL __stdcall
  57 #endif
  58
  59 #define DMO_INPUT_DATA_BUFFERF_SYNCPOINT 1
  60 #define DMO_INPUT_DATA_BUFFERF_TIME 2
  61 #define DMO_INPUT_DATA_BUFFERF_TIMELENGTH 4
  62 #define DMO_OUTPUT_DATA_BUFFERF_SYNCPOINT 1
  63 #define DMO_OUTPUT_DATA_BUFFERF_TIME 2
  64 #define DMO_OUTPUT_DATA_BUFFERF_TIMELENGTH 4
  65 #define DMO_PROCESS_OUTPUT_DISCARD_WHEN_NO_BUFFER 1
  66 #define DMO_E_NOTACCEPTING 0x80040204
  67
  68 /*
  69  * DMO types definition
  70  */
  71 typedef struct
  72 #ifdef HAVE_ATTRIBUTE_PACKED
  73     __attribute__((__packed__))
  74 #endif
  75  _DMO_PARTIAL_MEDIATYPE
  76 {
  77     GUID type;
  78     GUID subtype;
  79
  80 } DMO_PARTIAL_MEDIATYPE;
  81
  82 typedef struct
  83 #ifdef HAVE_ATTRIBUTE_PACKED
  84     __attribute__((__packed__))
  85 #endif
  86  _DMO_OUTPUT_DATA_BUFFER
  87 {
  88     IMediaBuffer *pBuffer;
  89     uint32_t dwStatus;
  90     REFERENCE_TIME rtTimestamp;
  91     REFERENCE_TIME rtTimelength;
  92
  93 } DMO_OUTPUT_DATA_BUFFER;
  94
  95 typedef struct
  96 #ifdef HAVE_ATTRIBUTE_PACKED
  97     __attribute__((__packed__))
  98 #endif
  99  _DMOMediaType
 100 {
 101     GUID     majortype;
 102     GUID     subtype;
 103     int      bFixedSizeSamples;
 104     int      bTemporalCompression;
 105     uint32_t lSampleSize;
 106     GUID     formattype;
 107     IUnknown *pUnk;
 108     uint32_t cbFormat;
 109     char     *pbFormat;
 110
 111 } DMO_MEDIA_TYPE;
 112
 113 /*
 114  * IUnknown interface
 115  */
 116 typedef struct IUnknown_vt
 117 {
 118     /* IUnknown methods */
 119     long (STDCALL *QueryInterface)(IUnknown *This, const GUID *riid,
 120                                    void **ppvObject);
 121     long (STDCALL *AddRef)(IUnknown *This);
 122     long (STDCALL *Release)(IUnknown *This);
 123
 124 } IUnknown_vt;
 125 struct _IUnknown { IUnknown_vt* vt; };
 126
 127 /*
 128  * IClassFactory interface
 129  */
 130 typedef struct IClassFactory_vt
 131 {
 132     long (STDCALL *QueryInterface)(IUnknown *This, const GUID* riid,
 133                                    void **ppvObject);
 134     long (STDCALL *AddRef)(IUnknown *This) ;
 135     long (STDCALL *Release)(IUnknown *This) ;
 136     long (STDCALL *CreateInstance)(IClassFactory *This, IUnknown *pUnkOuter,
 137                                    const GUID* riid, void** ppvObject);
 138 } IClassFactory_vt;
 139
 140 struct _IClassFactory { IClassFactory_vt* vt; };
 141
 142 /*
 143  * IWMCodecPrivateData interface
 144  */
 145 typedef struct IWMCodecPrivateData_vt
 146 {
 147     long (STDCALL *QueryInterface)(IUnknown *This, const GUID* riid,
 148                                    void **ppvObject);
 149     long (STDCALL *AddRef)(IUnknown *This) ;
 150     long (STDCALL *Release)(IUnknown *This) ;
 151
 152
 153     long (STDCALL *SetPartialOutputType)(IWMCodecPrivateData * This,
 154                                          DMO_MEDIA_TYPE *pmt);
 155
 156     long (STDCALL *GetPrivateData )(IWMCodecPrivateData * This,
 157                                     uint8_t *pbData, uint32_t *pcbData);
 158 } IWMCodecPrivateData_vt;
 159
 160 struct _IWMCodecPrivateData { IWMCodecPrivateData_vt* vt; };
 161
 162 /*
 163  * IEnumDMO interface
 164  */
 165 typedef struct IEnumDMO_vt
 166 {
 167     /* IUnknown methods */
 168     long (STDCALL *QueryInterface)(IUnknown *This, const GUID *riid,
 169                                    void **ppvObject);
 170     long (STDCALL *AddRef)(IUnknown *This);
 171     long (STDCALL *Release)(IUnknown *This);
 172
 173     /* IEnumDMO methods */
 174     long (STDCALL *Next)(IEnumDMO *This, uint32_t cItemsToFetch,
 175                          const GUID *pCLSID, WCHAR **Names,
 176                          uint32_t *pcItemsFetched);
 177     long (STDCALL *Skip)(IEnumDMO *This, uint32_t cItemsToSkip);
 178     long (STDCALL *Reset)(IEnumDMO *This);
 179     long (STDCALL *Clone)(IEnumDMO *This, IEnumDMO **ppEnum);
 180
 181 } IEnumDMO_vt;
 182 struct _IEnumDMO { IEnumDMO_vt* vt; };
 183
 184 /*
 185  * IMediaBuffer interface
 186  */
 187 typedef struct IMediaBuffer_vt
 188 {
 189     /* IUnknown methods */
 190     long (STDCALL *QueryInterface)(IUnknown *This, const GUID *riid,
 191                                    void **ppvObject);
 192     long (STDCALL *AddRef)(IUnknown *This);
 193     long (STDCALL *Release)(IUnknown *This);
 194
 195     long (STDCALL *SetLength)(IMediaBuffer* This, uint32_t cbLength);
 196     long (STDCALL *GetMaxLength)(IMediaBuffer* This, uint32_t *pcbMaxLength);
 197     long (STDCALL *GetBufferAndLength)(IMediaBuffer* This,
 198                                        char **ppBuffer, uint32_t *pcbLength);
 199
 200 } IMediaBuffer_vt;
 201 struct _IMediaBuffer { IMediaBuffer_vt* vt; };
 202
 203 /*
 204  * IMediaObject interface
 205  */
 206 typedef struct IMediaObject_vt
 207 {
 208     /* IUnknown methods */
 209     long (STDCALL *QueryInterface)(IUnknown *This, const GUID *riid,
 210                                    void **ppvObject);
 211     long (STDCALL *AddRef)(IUnknown *This);
 212     long (STDCALL *Release)(IUnknown *This);
 213
 214     /* IEnumDMO methods */
 215     long (STDCALL *GetStreamCount)(IMediaObject *This,
 216                                    uint32_t *pcInputStreams,
 217                                    uint32_t *pcOutputStreams);
 218     long (STDCALL *GetInputStreamInfo)(IMediaObject *This,
 219                                        uint32_t dwInputStreamIndex,
 220                                        uint32_t *pdwFlags);
 221     long (STDCALL *GetOutputStreamInfo)(IMediaObject *This,
 222                                         uint32_t dwOutputStreamIndex,
 223                                         uint32_t *pdwFlags);
 224     long (STDCALL *GetInputType)(IMediaObject *This,
 225                                  uint32_t dwInputStreamIndex,
 226                                  uint32_t dwTypeIndex,
 227                                  DMO_MEDIA_TYPE *pmt);
 228     long (STDCALL *GetOutputType)(IMediaObject *This,
 229                                   uint32_t dwOutputStreamIndex,
 230                                   uint32_t dwTypeIndex,
 231                                   DMO_MEDIA_TYPE *pmt);
 232     long (STDCALL *SetInputType)(IMediaObject *This,
 233                                  uint32_t dwInputStreamIndex,
 234                                  const DMO_MEDIA_TYPE *pmt,
 235                                  uint32_t dwFlags);
 236     long (STDCALL *SetOutputType)(IMediaObject *This,
 237                                   uint32_t dwOutputStreamIndex,
 238                                   const DMO_MEDIA_TYPE *pmt,
 239                                   uint32_t dwFlags);
 240     long (STDCALL *GetInputCurrentType)(IMediaObject *This,
 241                                         uint32_t dwInputStreamIndex,
 242                                         DMO_MEDIA_TYPE *pmt);
 243     long (STDCALL *GetOutputCurrentType)(IMediaObject *This,
 244                                          uint32_t dwOutputStreamIndex,
 245                                          DMO_MEDIA_TYPE *pmt);
 246     long (STDCALL *GetInputSizeInfo)(IMediaObject *This,
 247                                      uint32_t dwInputStreamIndex,
 248                                      uint32_t *pcbSize,
 249                                      uint32_t *pcbMaxLookahead,
 250                                      uint32_t *pcbAlignment);
 251     long (STDCALL *GetOutputSizeInfo)(IMediaObject *This,
 252                                       uint32_t dwOutputStreamIndex,
 253                                       uint32_t *pcbSize,
 254                                       uint32_t *pcbAlignment);
 255     long (STDCALL *GetInputMaxLatency)(IMediaObject *This,
 256                                        uint32_t dwInputStreamIndex,
 257                                        REFERENCE_TIME *prtMaxLatency);
 258     long (STDCALL *SetInputMaxLatency)(IMediaObject *This,
 259                                        uint32_t dwInputStreamIndex,
 260                                        REFERENCE_TIME rtMaxLatency);
 261     long (STDCALL *Flush)(IMediaObject * This);
 262     long (STDCALL *Discontinuity)(IMediaObject *This,
 263                                   uint32_t dwInputStreamIndex);
 264     long (STDCALL *AllocateStreamingResources)(IMediaObject * This);
 265     long (STDCALL *FreeStreamingResources)(IMediaObject * This);
 266     long (STDCALL *GetInputStatus)(IMediaObject *This,
 267                                    uint32_t dwInputStreamIndex,
 268                                    uint32_t *dwFlags);
 269     long (STDCALL *ProcessInput)(IMediaObject *This,
 270                                  uint32_t dwInputStreamIndex,
 271                                  IMediaBuffer *pBuffer,
 272                                  uint32_t dwFlags,
 273                                  REFERENCE_TIME rtTimestamp,
 274                                  REFERENCE_TIME rtTimelength);
 275     long (STDCALL *ProcessOutput)(IMediaObject *This,
 276                                   uint32_t dwFlags,
 277                                   uint32_t cOutputBufferCount,
 278                                   DMO_OUTPUT_DATA_BUFFER *pOutputBuffers,
 279                                   uint32_t *pdwStatus);
 280     long (STDCALL *Lock)(IMediaObject *This, long bLock);
 281
 282 } IMediaObject_vt;
 283 struct _IMediaObject { IMediaObject_vt* vt; };
 284
 285 /* Implementation of IMediaBuffer */
 286 typedef struct _CMediaBuffer
 287 {
 288     IMediaBuffer_vt *vt;
 289     int i_ref;
 290     block_t *p_block;
 291     int i_max_size;
 292     vlc_bool_t b_own;
 293
 294 } CMediaBuffer;
 295
 296 CMediaBuffer *CMediaBufferCreate( block_t *, int, vlc_bool_t );