include/mediaobj.idl

   1 /*
   2  * Copyright (C) 2002 Alexandre Julliard
   3  * Copyright (C) 2004 Vincent Béron
   4  *
   5  * This library is free software; you can redistribute it and/or
   6  * modify it under the terms of the GNU Lesser General Public
   7  * License as published by the Free Software Foundation; either
   8  * version 2.1 of the License, or (at your option) any later version.
   9  *
  10  * This library is distributed in the hope that it will be useful,
  11  * but WITHOUT ANY WARRANTY; without even the implied warranty of
  12  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
  13  * Lesser General Public License for more details.
  14  *
  15  * You should have received a copy of the GNU Lesser General Public
  16  * License along with this library; if not, write to the Free Software
  17  * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301, USA
  18  */
  19
  20 import "unknwn.idl";
  21 import "objidl.idl";
  22 import "strmif.idl";
  23
  24 interface IDMOQualityControl;
  25 interface IDMOVideoOutputOptimizations;
  26
  27 typedef struct _DMOMediaType
  28 {
  29     GUID majortype;
  30     GUID subtype;
  31     BOOL bFixedSizeSamples;
  32     BOOL bTemporalCompression;
  33     ULONG lSampleSize;
  34     GUID formattype;
  35     IUnknown *pUnk;
  36     ULONG cbFormat;
  37     BYTE *pbFormat;
  38 } DMO_MEDIA_TYPE;
  39
  40 /*****************************************************************************
  41  * IEnumDMO interface
  42  */
  43 [
  44     object,
  45     uuid(2C3CD98A-2BFA-4A53-9C27-5249BA64BA0F),
  46     pointer_default(unique)
  47 ]
  48 interface IEnumDMO : IUnknown
  49 {
  50     [local]
  51     HRESULT Next(
  52         [in] DWORD cItemsToFetch,
  53         [out] CLSID *pCLSID,
  54         [out] WCHAR **Names,
  55         [out] DWORD *pcItemsFetched
  56     );
  57
  58     HRESULT Skip(
  59         [in] DWORD cItemsToSkip
  60     );
  61
  62     HRESULT Reset();
  63
  64     HRESULT Clone(
  65         [out] IEnumDMO **ppEnum
  66     );
  67 }
  68
  69 /*****************************************************************************
  70  * IMediaBuffer interface
  71  */
  72 [
  73     object,
  74     uuid(59eff8b9-938c-4a26-82f2-95cb84cdc837),
  75     local
  76 ]
  77 interface IMediaBuffer : IUnknown
  78 {
  79     HRESULT SetLength(
  80        DWORD cbLength
  81     );
  82
  83     HRESULT GetMaxLength(
  84        [out] DWORD *pcbMaxLength
  85     );
  86
  87     HRESULT GetBufferAndLength(
  88        [out] BYTE **ppBuffer,
  89        [out] DWORD *pcbLength
  90     );
  91 }
  92
  93 typedef struct _DMO_OUTPUT_DATA_BUFFER {
  94     IMediaBuffer *pBuffer;
  95     DWORD dwStatus;
  96     REFERENCE_TIME rtTimestamp;
  97     REFERENCE_TIME rtTimelength;
  98 } DMO_OUTPUT_DATA_BUFFER, *PDMO_OUTPUT_DATA_BUFFER;
  99
 100 enum _DMO_INPLACE_PROCESS_FLAGS {
 101     DMO_INPLACE_NORMAL = 0x00000000,
 102     DMO_INPLACE_ZERO   = 0x00000001
 103 };
 104
 105 /*****************************************************************************
 106  * IMediaObject interface
 107  */
 108 [
 109     object,
 110     uuid(d8ad0f58-5494-4102-97c5-ec798e59bcf4),
 111     local
 112 ]
 113 interface IMediaObject : IUnknown
 114 {
 115     HRESULT GetStreamCount(
 116         [out] DWORD *pcInputStreams,
 117         [out] DWORD *pcOutputStreams
 118     );
 119
 120     HRESULT GetInputStreamInfo(
 121         DWORD dwInputStreamIndex,
 122         [out] DWORD *pdwFlags
 123     );
 124
 125     HRESULT GetOutputStreamInfo(
 126         DWORD dwOutputStreamIndex,
 127         [out] DWORD *pdwFlags
 128     );
 129
 130     HRESULT GetInputType(
 131         DWORD dwInputStreamIndex,
 132         DWORD dwTypeIndex,
 133         [out] DMO_MEDIA_TYPE *pmt
 134     );
 135
 136     HRESULT GetOutputType(
 137         DWORD dwOutputStreamIndex,
 138         DWORD dwTypeIndex,
 139         [out] DMO_MEDIA_TYPE *pmt
 140     );
 141
 142     HRESULT SetInputType(
 143         DWORD dwInputStreamIndex,
 144         [in] const DMO_MEDIA_TYPE *pmt,
 145         DWORD dwFlags
 146     );
 147
 148     HRESULT SetOutputType(
 149         DWORD dwOutputStreamIndex,
 150         [in] const DMO_MEDIA_TYPE *pmt,
 151         DWORD dwFlags
 152     );
 153
 154     HRESULT GetInputCurrentType(
 155         DWORD dwInputStreamIndex,
 156         [out] DMO_MEDIA_TYPE *pmt
 157     );
 158
 159     HRESULT GetOutputCurrentType(
 160         DWORD dwOutputStreamIndex,
 161         [out] DMO_MEDIA_TYPE *pmt
 162     );
 163
 164     HRESULT GetInputSizeInfo(
 165         DWORD dwInputStreamIndex,
 166         [out] DWORD *pcbSize,
 167         [out] DWORD *pcbMaxLookahead,
 168         [out] DWORD *pcbAlignment
 169     );
 170
 171     HRESULT GetOutputSizeInfo(
 172         DWORD dwOutputStreamIndex,
 173         [out] DWORD *pcbSize,
 174         [out] DWORD *pcbAlignment
 175     );
 176
 177     HRESULT GetInputMaxLatency(
 178         DWORD dwInputStreamIndex,
 179         [out] REFERENCE_TIME *prtMaxLatency
 180     );
 181
 182     HRESULT SetInputMaxLatency(
 183         DWORD dwInputStreamIndex,
 184         REFERENCE_TIME rtMaxLatency
 185     );
 186
 187     HRESULT Flush();
 188
 189     HRESULT Discontinuity(DWORD dwInputStreamIndex);
 190
 191     HRESULT AllocateStreamingResources();
 192
 193     HRESULT FreeStreamingResources();
 194
 195     HRESULT GetInputStatus(
 196         DWORD dwInputStreamIndex,
 197         [out] DWORD *dwFlags
 198     );
 199
 200     HRESULT ProcessInput(
 201         DWORD dwInputStreamIndex,
 202         IMediaBuffer *pBuffer,
 203         DWORD dwFlags,
 204         REFERENCE_TIME rtTimestamp,
 205         REFERENCE_TIME rtTimelength
 206     );
 207
 208     HRESULT ProcessOutput(
 209         DWORD dwFlags,
 210         DWORD cOutputBufferCount,
 211         [in,out] DMO_OUTPUT_DATA_BUFFER *pOutputBuffers,
 212         [out] DWORD *pdwStatus
 213     );
 214
 215     HRESULT Lock(LONG bLock);
 216 };
 217
 218 /*****************************************************************************
 219  * IMediaObjectInPlace interface
 220  */
 221
 222 [
 223     object,
 224     uuid(651b9ad0-0fc7-4aa9-9538-d89931010741),
 225     local
 226 ]
 227 interface IMediaObjectInPlace : IUnknown {
 228     HRESULT Process(
 229         [in] ULONG ulSize,
 230         [in,out] BYTE* pData,
 231         [in] REFERENCE_TIME refTimeStart,
 232         [in] DWORD dwFlags
 233     );
 234
 235     HRESULT Clone(
 236         [out] IMediaObjectInPlace **ppMediaObject
 237     );
 238
 239     HRESULT GetLatency(
 240         [out] REFERENCE_TIME *pLatencyTime
 241     );
 242 }