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 VideoLAN
   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., 59 Temple Place - Suite 330, Boston, MA  02111, 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 #define IUnknown IUnknownHack
  41 #define IClassFactory IClassFactoryHack
  42 typedef struct _IUnknown IUnknown;
  43 typedef struct _IClassFactory IClassFactory;
  44 typedef struct _IWMCodecPrivateData IWMCodecPrivateData;
  45 typedef struct _IEnumDMO IEnumDMO;
  46 typedef struct _IMediaBuffer IMediaBuffer;
  47 typedef struct _IMediaObject IMediaObject;
  48
  49 #ifndef STDCALL
  50 #define STDCALL __stdcall
  51 #endif
  52
  53 #define DMO_INPUT_DATA_BUFFERF_SYNCPOINT 1
  54 #define DMO_INPUT_DATA_BUFFERF_TIME 2
  55 #define DMO_INPUT_DATA_BUFFERF_TIMELENGTH 4
  56 #define DMO_OUTPUT_DATA_BUFFERF_SYNCPOINT 1
  57 #define DMO_OUTPUT_DATA_BUFFERF_TIME 2
  58 #define DMO_OUTPUT_DATA_BUFFERF_TIMELENGTH 4
  59 #define DMO_PROCESS_OUTPUT_DISCARD_WHEN_NO_BUFFER 1
  60 #define DMO_E_NOTACCEPTING 0x80040204
  61
  62 /*
  63  * DMO types definition
  64  */
  65 typedef struct
  66 #ifdef HAVE_ATTRIBUTE_PACKED
  67     __attribute__((__packed__))
  68 #endif
  69  _DMO_PARTIAL_MEDIATYPE
  70 {
  71     GUID type;
  72     GUID subtype;
  73
  74 } DMO_PARTIAL_MEDIATYPE;
  75
  76 typedef struct
  77 #ifdef HAVE_ATTRIBUTE_PACKED
  78     __attribute__((__packed__))
  79 #endif
  80  _DMO_OUTPUT_DATA_BUFFER
  81 {
  82     IMediaBuffer *pBuffer;
  83     uint32_t dwStatus;
  84     REFERENCE_TIME rtTimestamp;
  85     REFERENCE_TIME rtTimelength;
  86
  87 } DMO_OUTPUT_DATA_BUFFER;
  88
  89 typedef struct
  90 #ifdef HAVE_ATTRIBUTE_PACKED
  91     __attribute__((__packed__))
  92 #endif
  93  _DMOMediaType
  94 {
  95     GUID     majortype;
  96     GUID     subtype;
  97     int      bFixedSizeSamples;
  98     int      bTemporalCompression;
  99     uint32_t lSampleSize;
 100     GUID     formattype;
 101     IUnknown *pUnk;
 102     uint32_t cbFormat;
 103     char     *pbFormat;
 104
 105 } DMO_MEDIA_TYPE;
 106
 107 /*
 108  * IUnknown interface
 109  */
 110 typedef struct IUnknown_vt
 111 {
 112     /* IUnknown methods */
 113     long (STDCALL *QueryInterface)(IUnknown *This, const GUID *riid,
 114                                    void **ppvObject);
 115     long (STDCALL *AddRef)(IUnknown *This);
 116     long (STDCALL *Release)(IUnknown *This);
 117
 118 } IUnknown_vt;
 119 struct _IUnknown { IUnknown_vt* vt; };
 120
 121 /*
 122  * IClassFactory interface
 123  */
 124 typedef struct IClassFactory_vt
 125 {
 126     long (STDCALL *QueryInterface)(IUnknown *This, const GUID* riid,
 127                                    void **ppvObject);
 128     long (STDCALL *AddRef)(IUnknown *This) ;
 129     long (STDCALL *Release)(IUnknown *This) ;
 130     long (STDCALL *CreateInstance)(IClassFactory *This, IUnknown *pUnkOuter,
 131                                    const GUID* riid, void** ppvObject);
 132 } IClassFactory_vt;
 133
 134 struct _IClassFactory { IClassFactory_vt* vt; };
 135
 136 /*
 137  * IWMCodecPrivateData interface
 138  */
 139 typedef struct IWMCodecPrivateData_vt
 140 {
 141     long (STDCALL *QueryInterface)(IUnknown *This, const GUID* riid,
 142                                    void **ppvObject);
 143     long (STDCALL *AddRef)(IUnknown *This) ;
 144     long (STDCALL *Release)(IUnknown *This) ;
 145
 146
 147     long (STDCALL *SetPartialOutputType)(IWMCodecPrivateData * This,
 148                                          DMO_MEDIA_TYPE *pmt);
 149
 150     long (STDCALL *GetPrivateData )(IWMCodecPrivateData * This,
 151                                     uint8_t *pbData, uint32_t *pcbData);
 152 } IWMCodecPrivateData_vt;
 153
 154 struct _IWMCodecPrivateData { IWMCodecPrivateData_vt* vt; };
 155
 156 /*
 157  * IEnumDMO interface
 158  */
 159 typedef struct IEnumDMO_vt
 160 {
 161     /* IUnknown methods */
 162     long (STDCALL *QueryInterface)(IUnknown *This, const GUID *riid,
 163                                    void **ppvObject);
 164     long (STDCALL *AddRef)(IUnknown *This);
 165     long (STDCALL *Release)(IUnknown *This);
 166
 167     /* IEnumDMO methods */
 168     long (STDCALL *Next)(IEnumDMO *This, uint32_t cItemsToFetch,
 169                          const GUID *pCLSID, WCHAR **Names,
 170                          uint32_t *pcItemsFetched);
 171     long (STDCALL *Skip)(IEnumDMO *This, uint32_t cItemsToSkip);
 172     long (STDCALL *Reset)(IEnumDMO *This);
 173     long (STDCALL *Clone)(IEnumDMO *This, IEnumDMO **ppEnum);
 174
 175 } IEnumDMO_vt;
 176 struct _IEnumDMO { IEnumDMO_vt* vt; };
 177
 178 /*
 179  * IMediaBuffer interface
 180  */
 181 typedef struct IMediaBuffer_vt
 182 {
 183     /* IUnknown methods */
 184     long (STDCALL *QueryInterface)(IUnknown *This, const GUID *riid,
 185                                    void **ppvObject);
 186     long (STDCALL *AddRef)(IUnknown *This);
 187     long (STDCALL *Release)(IUnknown *This);
 188
 189     long (STDCALL *SetLength)(IMediaBuffer* This, uint32_t cbLength);
 190     long (STDCALL *GetMaxLength)(IMediaBuffer* This, uint32_t *pcbMaxLength);
 191     long (STDCALL *GetBufferAndLength)(IMediaBuffer* This,
 192                                        char **ppBuffer, uint32_t *pcbLength);
 193
 194 } IMediaBuffer_vt;
 195 struct _IMediaBuffer { IMediaBuffer_vt* vt; };
 196
 197 /*
 198  * IMediaObject interface
 199  */
 200 typedef struct IMediaObject_vt
 201 {
 202     /* IUnknown methods */
 203     long (STDCALL *QueryInterface)(IUnknown *This, const GUID *riid,
 204                                    void **ppvObject);
 205     long (STDCALL *AddRef)(IUnknown *This);
 206     long (STDCALL *Release)(IUnknown *This);
 207
 208     /* IEnumDMO methods */
 209     long (STDCALL *GetStreamCount)(IMediaObject *This,
 210                                    uint32_t *pcInputStreams,
 211                                    uint32_t *pcOutputStreams);
 212     long (STDCALL *GetInputStreamInfo)(IMediaObject *This,
 213                                        uint32_t dwInputStreamIndex,
 214                                        uint32_t *pdwFlags);
 215     long (STDCALL *GetOutputStreamInfo)(IMediaObject *This,
 216                                         uint32_t dwOutputStreamIndex,
 217                                         uint32_t *pdwFlags);
 218     long (STDCALL *GetInputType)(IMediaObject *This,
 219                                  uint32_t dwInputStreamIndex,
 220                                  uint32_t dwTypeIndex,
 221                                  DMO_MEDIA_TYPE *pmt);
 222     long (STDCALL *GetOutputType)(IMediaObject *This,
 223                                   uint32_t dwOutputStreamIndex,
 224                                   uint32_t dwTypeIndex,
 225                                   DMO_MEDIA_TYPE *pmt);
 226     long (STDCALL *SetInputType)(IMediaObject *This,
 227                                  uint32_t dwInputStreamIndex,
 228                                  const DMO_MEDIA_TYPE *pmt,
 229                                  uint32_t dwFlags);
 230     long (STDCALL *SetOutputType)(IMediaObject *This,
 231                                   uint32_t dwOutputStreamIndex,
 232                                   const DMO_MEDIA_TYPE *pmt,
 233                                   uint32_t dwFlags);
 234     long (STDCALL *GetInputCurrentType)(IMediaObject *This,
 235                                         uint32_t dwInputStreamIndex,
 236                                         DMO_MEDIA_TYPE *pmt);
 237     long (STDCALL *GetOutputCurrentType)(IMediaObject *This,
 238                                          uint32_t dwOutputStreamIndex,
 239                                          DMO_MEDIA_TYPE *pmt);
 240     long (STDCALL *GetInputSizeInfo)(IMediaObject *This,
 241                                      uint32_t dwInputStreamIndex,
 242                                      uint32_t *pcbSize,
 243                                      uint32_t *pcbMaxLookahead,
 244                                      uint32_t *pcbAlignment);
 245     long (STDCALL *GetOutputSizeInfo)(IMediaObject *This,
 246                                       uint32_t dwOutputStreamIndex,
 247                                       uint32_t *pcbSize,
 248                                       uint32_t *pcbAlignment);
 249     long (STDCALL *GetInputMaxLatency)(IMediaObject *This,
 250                                        uint32_t dwInputStreamIndex,
 251                                        REFERENCE_TIME *prtMaxLatency);
 252     long (STDCALL *SetInputMaxLatency)(IMediaObject *This,
 253                                        uint32_t dwInputStreamIndex,
 254                                        REFERENCE_TIME rtMaxLatency);
 255     long (STDCALL *Flush)(IMediaObject * This);
 256     long (STDCALL *Discontinuity)(IMediaObject *This,
 257                                   uint32_t dwInputStreamIndex);
 258     long (STDCALL *AllocateStreamingResources)(IMediaObject * This);
 259     long (STDCALL *FreeStreamingResources)(IMediaObject * This);
 260     long (STDCALL *GetInputStatus)(IMediaObject *This,
 261                                    uint32_t dwInputStreamIndex,
 262                                    uint32_t *dwFlags);
 263     long (STDCALL *ProcessInput)(IMediaObject *This,
 264                                  uint32_t dwInputStreamIndex,
 265                                  IMediaBuffer *pBuffer,
 266                                  uint32_t dwFlags,
 267                                  REFERENCE_TIME rtTimestamp,
 268                                  REFERENCE_TIME rtTimelength);
 269     long (STDCALL *ProcessOutput)(IMediaObject *This,
 270                                   uint32_t dwFlags,
 271                                   uint32_t cOutputBufferCount,
 272                                   DMO_OUTPUT_DATA_BUFFER *pOutputBuffers,
 273                                   uint32_t *pdwStatus);
 274     long (STDCALL *Lock)(IMediaObject *This, long bLock);
 275
 276 } IMediaObject_vt;
 277 struct _IMediaObject { IMediaObject_vt* vt; };
 278
 279 /* Implementation of IMediaBuffer */
 280 typedef struct _CMediaBuffer
 281 {
 282     IMediaBuffer_vt *vt;
 283     int i_ref;
 284     block_t *p_block;
 285     int i_max_size;
 286     vlc_bool_t b_own;
 287
 288 } CMediaBuffer;
 289
 290 CMediaBuffer *CMediaBufferCreate( block_t *, int, vlc_bool_t );