wine/include/endpointvolume.idl

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2009-12-16 09:36:03 +00:00
/*
* Copyright (C) 2009 Maarten Lankhorst
*
* 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 "devicetopology.idl";
typedef struct AUDIO_VOLUME_NOTIFICATION_DATA
{
GUID guidEventContext;
BOOL bMuted;
FLOAT fMasterVolume;
UINT nChannels;
FLOAT afChannelVolumes[1];
} AUDIO_VOLUME_NOTIFICATION_DATA;
cpp_quote("typedef struct AUDIO_VOLUME_NOTIFICATION_DATA *PAUDIO_VOLUME_NOTIFICATION_DATA;")
cpp_quote("#define ENDPOINT_HARDWARE_SUPPORT_VOLUME 0x1\n")
cpp_quote("#define ENDPOINT_HARDWARE_SUPPORT_MUTE 0x2\n")
cpp_quote("#define ENDPOINT_HARDWARE_SUPPORT_METER 0x4\n")
interface IAudioEndpointVolumeCallback;
interface IAudioEndpointVolume;
interface IAudioEndpointVolumeEx;
interface IAudioMeterInformation;
[
pointer_default(unique),
nonextensible,
uuid(657804fa-d6ad-4496-8a60-352752af4f89),
local,
object
]
interface IAudioEndpointVolumeCallback : IUnknown
{
HRESULT OnNotify(
AUDIO_VOLUME_NOTIFICATION_DATA *pNotify
);
}
[
pointer_default(unique),
nonextensible,
uuid(5cdf2c82-841e-4546-9722-0cf74078229a),
local,
object
]
interface IAudioEndpointVolume : IUnknown
{
HRESULT RegisterControlChangeNotify(
[in] IAudioEndpointVolumeCallback *pNotify
);
HRESULT UnregisterControlChangeNotify(
[in] IAudioEndpointVolumeCallback *pNotify
);
HRESULT GetChannelCount(
[out] UINT *pnChannelCount
);
HRESULT SetMasterVolumeLevel(
[in] FLOAT fLevelDB,
[unique,in] LPCGUID pguidEventContext
);
HRESULT SetMasterVolumeLevelScalar(
[in] FLOAT fLevel,
[unique,in] LPCGUID pguidEventContext
);
HRESULT GetMasterVolumeLevel(
[out] FLOAT *fLevelDB
);
HRESULT GetMasterVolumeLevelScalar(
[out] FLOAT *fLevel
);
HRESULT SetChannelVolumeLevel(
[in] UINT nChannel,
[in] FLOAT fLevelDB,
[unique,in] LPCGUID pguidEventContext
);
HRESULT SetChannelVolumeLevelScalar(
[in] UINT nChannel,
[in] FLOAT fLevel,
[unique,in] LPCGUID pguidEventContext
);
HRESULT GetChannelVolumeLevel(
[in] UINT nChannel,
[out] FLOAT *fLevelDB
);
HRESULT GetChannelVolumeLevelScalar(
[in] UINT nChannel,
[out] FLOAT *fLevel
);
HRESULT SetMute(
[in] BOOL bMute,
[unique,in] LPCGUID pguidEventContext
);
HRESULT GetMute(
[out] BOOL *bMute
);
HRESULT GetVolumeStepInfo(
[out] UINT *pnStep,
[out] UINT *pnStepCount
);
HRESULT VolumeStepUp(
[unique,in] LPCGUID pguidEventContext
);
HRESULT VolumeStepDown(
[unique,in] LPCGUID pguidEventContext
);
HRESULT QueryHardwareSupport(
[out] DWORD *pdwHardwareSupportMask
);
HRESULT GetVolumeRange(
[out] FLOAT *pflVolumeMindB,
[out] FLOAT *pflVolumeMaxdB,
[out] FLOAT *pflVolumeIncrementdB
);
}
[
pointer_default(unique),
nonextensible,
uuid(66e11784-f695-4f28-a505-a7080081a78f),
local,
object
]
interface IAudioEndpointVolumeEx : IAudioEndpointVolume
{
HRESULT GetVolumeRangeChannel(
[in] UINT iChannel,
[out] FLOAT *pflVolumeMindB,
[out] FLOAT *pflVolumeMaxdB,
[out] FLOAT *pflVolumeIncrementdB
);
}