austream.idl

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/*
 * Copyright 2004 Christian Costa
 *
 * This library is free software; you can redistribute it and/or
 * modify it under the terms of the GNU Lesser General Public
 * License as published by the Free Software Foundation; either
 * version 2.1 of the License, or (at your option) any later version.
 *
 * This library is distributed in the hope that it will be useful,
 * but WITHOUT ANY WARRANTY; without even the implied warranty of
 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
 * Lesser General Public License for more details.
 *
 * You should have received a copy of the GNU Lesser General Public
 * License along with this library; if not, write to the Free Software
 * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301, USA
 */
 
import "unknwn.idl";
import "mmstream.idl";
 
cpp_quote("#if 0")
typedef struct tWAVEFORMATEX WAVEFORMATEX;
cpp_quote ("#endif")
 
interface IAudioMediaStream;
interface IAudioStreamSample;
interface IMemoryData;
interface IAudioData;
 
[
object,
local,
uuid(f7537560-a3be-11d0-8212-00c04fc32c45),
pointer_default(unique)
]
interface IAudioMediaStream : IMediaStream
{
    HRESULT GetFormat(
        [out] /*[optional]*/ 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] /*[optional]*/ WAVEFORMATEX *pWaveFormatCurrent
    );
 
    HRESULT SetFormat(
        [in] const WAVEFORMATEX *lpWaveFormat
    );
}