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Text File  |  2001-10-08  |  2.2 KB  |  107 lines
  1. //------------------------------------------------------------------------------
  2. // File: AuStream.idl
  3. //
  4. // Desc: Used by MIDL tool to generate austream.h
  5. //
  6. // Copyright (c) 1998-2001, Microsoft Corporation.  All rights reserved.
  7. //------------------------------------------------------------------------------
  8.  
  9.  
  10. import "unknwn.idl";
  11. import "mmstream.idl";
  12.  
  13. cpp_quote("//")
  14. cpp_quote("//   The following declarations within the 'if 0' block are dummy typedefs used to make")
  15. cpp_quote("//   the ddstream.idl file build.  The actual definitions are contained in DDRAW.H")
  16. cpp_quote("//")
  17. cpp_quote("#if 0")
  18. typedef struct tWAVEFORMATEX WAVEFORMATEX;
  19. cpp_quote ("#endif")
  20.  
  21. interface IAudioMediaStream;
  22. interface IAudioStreamSample;
  23. interface IMemoryData;
  24. interface IAudioData;
  25.  
  26. //  IAudioMediaStream
  27.  
  28.  
  29. [
  30. object,
  31. local,
  32. uuid(f7537560-a3be-11d0-8212-00c04fc32c45),
  33. pointer_default(unique)
  34. ]
  35. interface IAudioMediaStream : IMediaStream
  36. {
  37.  
  38.     HRESULT GetFormat(
  39.         [out]  WAVEFORMATEX *pWaveFormatCurrent
  40.     );
  41.  
  42.     HRESULT SetFormat(
  43.         [in] const WAVEFORMATEX *lpWaveFormat);
  44.  
  45.     HRESULT CreateSample(
  46.         [in] IAudioData *pAudioData,
  47.         [in] DWORD dwFlags,
  48.         [out] IAudioStreamSample **ppSample
  49.     );
  50. }
  51.  
  52. [
  53. object,
  54. local,
  55. uuid(345fee00-aba5-11d0-8212-00c04fc32c45),
  56. pointer_default(unique)
  57. ]
  58. interface IAudioStreamSample : IStreamSample
  59. {
  60.     HRESULT GetAudioData(
  61.         [out] IAudioData **ppAudio
  62.     );
  63. }
  64.  
  65.  
  66. [
  67. object,
  68. local,
  69. uuid(327fc560-af60-11d0-8212-00c04fc32c45),
  70. pointer_default(unique)
  71. ]
  72. interface IMemoryData : IUnknown
  73. {
  74.     HRESULT SetBuffer(
  75.         [in] DWORD cbSize,
  76.         [in] BYTE *pbData,
  77.         [in] DWORD dwFlags
  78.     );
  79.  
  80.     HRESULT GetInfo(
  81.         [out] DWORD *pdwLength,
  82.         [out] BYTE **ppbData,
  83.         [out] DWORD *pcbActualData
  84.     );
  85.     HRESULT SetActual(
  86.         [in] DWORD cbDataValid
  87.     );
  88. }
  89.  
  90. [
  91. object,
  92. local,
  93. uuid(54c719c0-af60-11d0-8212-00c04fc32c45),
  94. pointer_default(unique)
  95. ]
  96. interface IAudioData : IMemoryData
  97. {
  98.     HRESULT GetFormat(
  99.         [out]  WAVEFORMATEX *pWaveFormatCurrent
  100.     );
  101.  
  102.     HRESULT SetFormat(
  103.         [in] const WAVEFORMATEX *lpWaveFormat
  104.     );
  105. }
  106.  
  107.