mmdeviceapi.idl

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/*
 * 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 "propsys.idl";
 
cpp_quote("#ifndef E_NOTFOUND")
cpp_quote("#define E_NOTFOUND HRESULT_FROM_WIN32(ERROR_NOT_FOUND)")
cpp_quote("#endif")
cpp_quote("#ifndef E_UNSUPPORTED_TYPE")
cpp_quote("#define E_UNSUPPORTED_TYPE HRESULT_FROM_WIN32(ERROR_UNSUPPORTED_TYPE)")
cpp_quote("#endif")
 
 
cpp_quote("#define DEVICE_STATE_ACTIVE 0x1")
cpp_quote("#define DEVICE_STATE_DISABLED 0x2")
cpp_quote("#define DEVICE_STATE_NOTPRESENT 0x4")
cpp_quote("#define DEVICE_STATE_UNPLUGGED 0x8")
cpp_quote("#define DEVICE_STATEMASK_ALL 0xf")
 
/* Generic PKEY_AudioEndPoint ID for grepping: {1da5d803-d492-4edd-8c23-e0c0ffee7f0e} */
cpp_quote("DEFINE_PROPERTYKEY(PKEY_AudioEndpoint_FormFactor,0x1da5d803,0xd492,0x4edd,0x8c,0x23,0xe0,0xc0,0xff,0xee,0x7f,0x0e,0);")
cpp_quote("DEFINE_PROPERTYKEY(PKEY_AudioEndpoint_ControlPanelPageProvider,0x1da5d803,0xd492,0x4edd,0x8c,0x23,0xe0,0xc0,0xff,0xee,0x7f,0x0e,1);")
cpp_quote("DEFINE_PROPERTYKEY(PKEY_AudioEndpoint_Association,0x1da5d803,0xd492,0x4edd,0x8c,0x23,0xe0,0xc0,0xff,0xee,0x7f,0x0e,2);")
cpp_quote("DEFINE_PROPERTYKEY(PKEY_AudioEndpoint_PhysicalSpeakers,0x1da5d803,0xd492,0x4edd,0x8c,0x23,0xe0,0xc0,0xff,0xee,0x7f,0x0e,3);")
cpp_quote("DEFINE_PROPERTYKEY(PKEY_AudioEndpoint_GUID,0x1da5d803,0xd492,0x4edd,0x8c,0x23,0xe0,0xc0,0xff,0xee,0x7f,0x0e,4);")
cpp_quote("DEFINE_PROPERTYKEY(PKEY_AudioEndpoint_Disable_SysFx,0x1da5d803,0xd492,0x4edd,0x8c,0x23,0xe0,0xc0,0xff,0xee,0x7f,0x0e,5);")
 
cpp_quote("#define ENDPOINT_SYSFX_ENABLED 0")
cpp_quote("#define ENDPOINT_SYSFX_DISABLED 1")
 
cpp_quote("DEFINE_PROPERTYKEY(PKEY_AudioEndpoint_FullRangeSpeakers,0x1da5d803,0xd492,0x4edd,0x8c,0x23,0xe0,0xc0,0xff,0xee,0x7f,0x0e,6);")
cpp_quote("DEFINE_PROPERTYKEY(PKEY_AudioEndpoint_Supports_EventDriven_Mode,0x1da5d803,0xd492,0x4edd,0x8c,0x23,0xe0,0xc0,0xff,0xee,0x7f,0x0e,7);")
cpp_quote("DEFINE_PROPERTYKEY(PKEY_AudioEndpoint_JackSubType,0x1da5d803,0xd492,0x4edd,0x8c,0x23,0xe0,0xc0,0xff,0xee,0x7f,0x0e,8);")
 
cpp_quote("DEFINE_PROPERTYKEY(PKEY_AudioEngine_DeviceFormat,0xf19f064d,0x082c,0x4e27,0xbc,0x73,0x68,0x82,0xa1,0xbb,0x8e,0x4c,0);")
cpp_quote("DEFINE_PROPERTYKEY(PKEY_AudioEngine_OEMFormat,0xe4870e26,0x3cc5,0x4cd2,0xba,0x46,0xca,0x0a,0x9a,0x70,0xed,0x04,3);")
 
typedef struct tagDIRECTX_AUDIO_ACTIVATION_PARAMS
{
    DWORD cbDirectXAudioActivationParams;
    GUID guidAudioSession;
    DWORD dwAudioStreamFlags;
} DIRECTX_AUDIO_ACTIVATION_PARAMS, *PDIRECTX_AUDIO_ACTIVATION_PARAMS;
 
typedef enum _EDataFlow
{
    eRender,
    eCapture,
    eAll,
    EDataFlow_enum_count
} EDataFlow;
 
typedef enum _ERole
{
    eConsole,
    eMultimedia,
    eCommunications,
    ERole_enum_count
} ERole;
 
typedef enum _EndpointFormFactor
{
    RemoteNetworkDevice,
    Speakers,
    LineLevel,
    Headphones,
    Microphone,
    Headset,
    Handset,
    UnknownDigitalPassthrough,
    SPDIF,
    DigitalAudioDisplayDevice,
    UnknownFormFactor,
    EndpointFormFactor_enum_count
} EndpointFormFactor;
 
cpp_quote("#define HDMI DigitalAudioDisplayDevice")
 
[
    object,
    local,
    uuid(7991eec9-7e89-4d85-8390-6c703cec60c0),
    nonextensible,
    pointer_default(unique)
]
interface IMMNotificationClient : IUnknown
{
    [id(1)] HRESULT OnDeviceStateChanged(
        [in] LPCWSTR pwstrDeviceId,
        [in] DWORD dwNewState
    );
    [id(2)] HRESULT OnDeviceAdded(
        [in] LPCWSTR pwstrDeviceId
    );
    [id(3)] HRESULT OnDeviceRemoved(
        [in] LPCWSTR pwstrDeviceId
    );
    [id(4)] HRESULT OnDefaultDeviceChanged(
        [in] EDataFlow flow,
        [in] ERole role,
        [in] LPCWSTR pwstrDeviceId
    );
    [id(5)] HRESULT OnPropertyValueChanged(
        [in] LPCWSTR pwstrDeviceId,
        [in] const PROPERTYKEY key
    );
}
 
[
    object,
    local,
    uuid(d666063f-1587-4e43-81f1-b948e807363f),
    nonextensible,
    pointer_default(unique)
]
interface IMMDevice : IUnknown
{
    [id(1)] HRESULT Activate(
        [in] REFIID iid,
        [in] DWORD dwClsCtx,
        [in,unique] PROPVARIANT *pActivationParams,
        [out,iid_is(iid)] void **ppv
    );
    [id(2)] HRESULT OpenPropertyStore(
        [in] DWORD stgmAccess,
        [out] IPropertyStore **ppProperties
    );
    [id(3)] HRESULT GetId(
        [out] LPWSTR *ppstrId
    );
    [id(4)] HRESULT GetState(
        [out] DWORD *pdwState
    );
}
 
[
    object,
    local,
    uuid(0bd7a1be-7a1a-44db-8397-cc5392387b5e),
    nonextensible,
    pointer_default(unique)
]
interface IMMDeviceCollection : IUnknown
{
    [id(1)] HRESULT GetCount(
        [out] UINT *pcDevices
    );
    [id(2)] HRESULT Item(
        [in] UINT nDevice,
        [out] IMMDevice **ppdevice
    );
}
 
[
    object,
    local,
    uuid(1be09788-6894-4089-8586-9a2a6c265ac5),
    nonextensible,
    pointer_default(unique)
]
interface IMMEndpoint : IUnknown
{
    [id(1)] HRESULT GetDataFlow(
        [out] EDataFlow *pDataFlow
    );
}
 
[
    object,
    local,
    uuid(a95664d2-9614-4f35-a746-de8db63617e6),
    nonextensible,
    pointer_default(unique)
]
interface IMMDeviceEnumerator : IUnknown
{
    [id(1)] HRESULT EnumAudioEndpoints(
        [in] EDataFlow dataFlow,
        [in] DWORD dwStateMask,
        [out] IMMDeviceCollection **ppDevices
    );
    [id(2)] HRESULT GetDefaultAudioEndpoint(
        [in] EDataFlow dataFlow,
        [in] ERole role,
        [out] IMMDevice **ppEndpoint
    );
    [id(3)] HRESULT GetDevice(
        [in] LPCWSTR pwstrId,
        [out] IMMDevice **ppDevice
    );
    [id(4)] HRESULT RegisterEndpointNotificationCallback(
        [in] IMMNotificationClient *pClient
    );
    [id(5)] HRESULT UnregisterEndpointNotificationCallback(
        [in] IMMNotificationClient *pClient
    );
}
 
[
    object,
    local,
    uuid(3b0d0ea4-d0a9-4b0e-935b-09516746fac0),
    nonextensible,
    pointer_default(unique)
]
interface IMMDeviceActivator : IUnknown
{
    [id(1)] HRESULT Activate(
        [in] REFIID iid,
        [in] IMMDevice *pDevice,
        [in] PROPVARIANT *pActivationParams,
        [out,iid_is(iid)] void **ppv
    );
}
 
typedef struct _AudioExtensionParams
{
    LPARAM AddPageParam;
    IMMDevice *pEndPoint;
    IMMDevice *pPnpInterface;
    IMMDevice *pPnpDevnode;
} AudioExtensionParams;
 
[
    uuid(2fdaafa3-7523-4f66-9957-9d5e7fe698f6),
    version(1.0)
]
library MMDeviceAPILib
{
    [ uuid(bcde0395-e52f-467c-8e3d-c4579291692e) ] coclass MMDeviceEnumerator
    {
        [default] interface IMMDeviceEnumerator;
    }
}