windows-nt/Source/XPSP1/NT/public/sdk/inc/austream.idl
2020-09-26 16:20:57 +08:00

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//------------------------------------------------------------------------------
// File: AuStream.idl
//
// Desc:
//
// Copyright (c) 1998 - 2000, Microsoft Corporation. All rights reserved.
//------------------------------------------------------------------------------
import "unknwn.idl";
import "mmstream.idl";
cpp_quote("//")
cpp_quote("// The following declarations within the 'if 0' block are dummy typedefs used to make")
cpp_quote("// the ddstream.idl file build. The actual definitions are contained in DDRAW.H")
cpp_quote("//")
cpp_quote("#if 0")
typedef struct tWAVEFORMATEX WAVEFORMATEX;
cpp_quote ("#endif")
interface IAudioMediaStream;
interface IAudioStreamSample;
interface IMemoryData;
interface IAudioData;
// IAudioMediaStream
[
object,
local,
uuid(f7537560-a3be-11d0-8212-00c04fc32c45),
pointer_default(unique)
]
interface IAudioMediaStream : IMediaStream
{
HRESULT GetFormat(
[out] WAVEFORMATEX *pWaveFormatCurrent
);
HRESULT SetFormat(
[in] const WAVEFORMATEX *lpWaveFormat);
HRESULT CreateSample(
[in] IAudioData *pAudioData,
[in] DWORD dwFlags,
[out] IAudioStreamSample **ppSample
);
}
[
object,
local,
uuid(345fee00-aba5-11d0-8212-00c04fc32c45),
pointer_default(unique)
]
interface IAudioStreamSample : IStreamSample
{
HRESULT GetAudioData(
[out] IAudioData **ppAudio
);
}
[
object,
local,
uuid(327fc560-af60-11d0-8212-00c04fc32c45),
pointer_default(unique)
]
interface IMemoryData : IUnknown
{
HRESULT SetBuffer(
[in] DWORD cbSize,
[in] BYTE *pbData,
[in] DWORD dwFlags
);
HRESULT GetInfo(
[out] DWORD *pdwLength,
[out] BYTE **ppbData,
[out] DWORD *pcbActualData
);
HRESULT SetActual(
[in] DWORD cbDataValid
);
}
[
object,
local,
uuid(54c719c0-af60-11d0-8212-00c04fc32c45),
pointer_default(unique)
]
interface IAudioData : IMemoryData
{
HRESULT GetFormat(
[out] WAVEFORMATEX *pWaveFormatCurrent
);
HRESULT SetFormat(
[in] const WAVEFORMATEX *lpWaveFormat
);
}