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 /** | 
 
 
 
 
 
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  * Core Audio audio policy definitions | 
 
 
 
 
 
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  * | 
 
 
 
 
 
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  * (c) 2013 Extended by mingw-w64 team | 
 
 
 
 
 
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  * base on version Copyright 2009 Maarten Lankhorst | 
 
 
 
 
 
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  * | 
 
 
 
 
 
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  * This library is free software; you can redistribute it and/or | 
 
 
 
 
 
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  * modify it under the terms of the GNU Lesser General Public | 
 
 
 
 
 
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  * License as published by the Free Software Foundation; either | 
 
 
 
 
 
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  * version 2.1 of the License, or (at your option) any later version. | 
 
 
 
 
 
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  * | 
 
 
 
 
 
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  * This library is distributed in the hope that it will be useful, | 
 
 
 
 
 
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  * but WITHOUT ANY WARRANTY; without even the implied warranty of | 
 
 
 
 
 
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  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU | 
 
 
 
 
 
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  * Lesser General Public License for more details. | 
 
 
 
 
 
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  * | 
 
 
 
 
 
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  * You should have received a copy of the GNU Lesser General Public | 
 
 
 
 
 
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  * License along with this library; if not, write to the Free Software | 
 
 
 
 
 
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  * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301, USA | 
 
 
 
 
 
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  * | 
 
 
 
 
 
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  */ | 
 
 
 
 
 
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  | 
 
 
 
 
 
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 cpp_quote("#include <winapifamily.h>") | 
 
 
 
 
 
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 cpp_quote("") | 
 
 
 
 
 
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  | 
 
 
 
 
 
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 import "oaidl.idl"; | 
 
 
 
 
 
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 import "ocidl.idl"; | 
 
 
 
 
 
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 import "propidl.idl"; | 
 
 
 
 
 
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 import "audiosessiontypes.h"; | 
 
 
 
 
 
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 import "audioclient.idl"; | 
 
 
 
 
 
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  | 
 
 
 
 
 
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 cpp_quote("") | 
 
 
 
 
 
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 cpp_quote("#if WINAPI_FAMILY_PARTITION(WINAPI_PARTITION_APP)") | 
 
 
 
 
 
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 typedef enum AudioSessionDisconnectReason { | 
 
 
 
 
 
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   DisconnectReasonDeviceRemoval, | 
 
 
 
 
 
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   DisconnectReasonServerShutdown, | 
 
 
 
 
 
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   DisconnectReasonFormatChanged, | 
 
 
 
 
 
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   DisconnectReasonSessionLogoff, | 
 
 
 
 
 
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   DisconnectReasonSessionDisconnected, | 
 
 
 
 
 
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   DisconnectReasonExclusiveModeOverride | 
 
 
 
 
 
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 } AudioSessionDisconnectReason; | 
 
 
 
 
 
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  | 
 
 
 
 
 
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 cpp_quote("") | 
 
 
 
 
 
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 [object, local, pointer_default (unique), uuid (24918acc-64b3-37c1-8ca9-74a66e9957a8)] | 
 
 
 
 
 
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 interface IAudioSessionEvents : IUnknown { | 
 
 
 
 
 
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   HRESULT OnDisplayNameChanged ([in, string]LPCWSTR NewDisplayName,[in] LPCGUID EventContext); | 
 
 
 
 
 
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   HRESULT OnIconPathChanged ([in, string]LPCWSTR NewIconPath,[in] LPCGUID EventContext); | 
 
 
 
 
 
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   HRESULT OnSimpleVolumeChanged ([in] float NewVolume,[in] BOOL NewMute,[in] LPCGUID EventContext); | 
 
 
 
 
 
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   HRESULT OnChannelVolumeChanged ([in] DWORD ChannelCount,[in, size_is (ChannelCount)]float NewChannelVolumeArray[*],[in]DWORD ChangedChannel,[in] LPCGUID EventContext); | 
 
 
 
 
 
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   HRESULT OnGroupingParamChanged ([in] LPCGUID NewGroupingParam,[in] LPCGUID EventContext); | 
 
 
 
 
 
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   HRESULT OnStateChanged ([in] AudioSessionState NewState); | 
 
 
 
 
 
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   HRESULT OnSessionDisconnected ([in] AudioSessionDisconnectReason DisconnectReason); | 
 
 
 
 
 
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 }; | 
 
 
 
 
 
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  | 
 
 
 
 
 
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 cpp_quote("") | 
 
 
 
 
 
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 [object, local, uuid (F4B1A599-7266-4319-A8CA-E70ACB11E8CD), helpstring ("AudioSession Control Interface"), pointer_default (unique)] | 
 
 
 
 
 
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 interface IAudioSessionControl : IUnknown { | 
 
 
 
 
 
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   HRESULT GetState ([out] AudioSessionState *pRetVal); | 
 
 
 
 
 
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   HRESULT GetDisplayName ([out, string] LPWSTR *pRetVal); | 
 
 
 
 
 
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   HRESULT SetDisplayName ([in, string] LPCWSTR Value,[in, unique] LPCGUID EventContext); | 
 
 
 
 
 
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   HRESULT GetIconPath ([out, string] LPWSTR *pRetVal); | 
 
 
 
 
 
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   HRESULT SetIconPath ([in, string] LPCWSTR Value,[in, unique] LPCGUID EventContext); | 
 
 
 
 
 
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   HRESULT GetGroupingParam ([out] GUID *pRetVal); | 
 
 
 
 
 
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   HRESULT SetGroupingParam ([in] LPCGUID Override,[in, unique] LPCGUID EventContext); | 
 
 
 
 
 
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   HRESULT RegisterAudioSessionNotification ([in]IAudioSessionEvents *NewNotifications); | 
 
 
 
 
 
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   HRESULT UnregisterAudioSessionNotification ([in]IAudioSessionEvents *NewNotifications); | 
 
 
 
 
 
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 } | 
 
 
 
 
 
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 cpp_quote("#endif") | 
 
 
 
 
 
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 cpp_quote("") | 
 
 
 
 
 
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 cpp_quote("#if WINAPI_FAMILY_PARTITION(WINAPI_PARTITION_DESKTOP)") | 
 
 
 
 
 
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 [object, local, uuid (bfb7ff88-7239-4fc9-8fa2-07c950be9c6d), helpstring ("AudioSession Control Extended Interface"), pointer_default (unique)] | 
 
 
 
 
 
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 interface IAudioSessionControl2 : IAudioSessionControl { | 
 
 
 
 
 
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   HRESULT GetSessionIdentifier ([out, string] LPWSTR *pRetVal); | 
 
 
 
 
 
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   HRESULT GetSessionInstanceIdentifier ([out, string] LPWSTR *pRetVal); | 
 
 
 
 
 
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   HRESULT GetProcessId ([out] DWORD *pRetVal); | 
 
 
 
 
 
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   HRESULT IsSystemSoundsSession (); | 
 
 
 
 
 
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   HRESULT SetDuckingPreference ([in] BOOL optOut); | 
 
 
 
 
 
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 } | 
 
 
 
 
 
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  | 
 
 
 
 
 
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 cpp_quote("") | 
 
 
 
 
 
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 [object, local, uuid (BFA971F1-4d5e-40bb-935e-967039bfbee4), helpstring ("Audio Session Manager Interface"), pointer_default (unique)] | 
 
 
 
 
 
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 interface IAudioSessionManager : IUnknown { | 
 
 
 
 
 
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   HRESULT GetAudioSessionControl ([in]LPCGUID AudioSessionGuid,[in] DWORD StreamFlags,[out] IAudioSessionControl **SessionControl); | 
 
 
 
 
 
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   HRESULT GetSimpleAudioVolume ([in]LPCGUID AudioSessionGuid,[in] DWORD StreamFlags,[out] ISimpleAudioVolume **AudioVolume); | 
 
 
 
 
 
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 } | 
 
 
 
 
 
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  | 
 
 
 
 
 
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 cpp_quote("") | 
 
 
 
 
 
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 [object, local, uuid (C3B284D4-6d39-4359-B3CF-B56DDB3BB39C), helpstring ("Audio Session Notification Interface"), pointer_default (unique)] | 
 
 
 
 
 
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 interface IAudioVolumeDuckNotification : IUnknown { | 
 
 
 
 
 
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   HRESULT OnVolumeDuckNotification ([in] LPCWSTR sessionID,[in] UINT32 countCommunicationSessions); | 
 
 
 
 
 
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   HRESULT OnVolumeUnduckNotification ([in] LPCWSTR sessionID); | 
 
 
 
 
 
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 } | 
 
 
 
 
 
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  | 
 
 
 
 
 
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 cpp_quote("") | 
 
 
 
 
 
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 [object, local, uuid (641dd20b-4d41-49cc-ABA3-174b9477bb08), helpstring ("Audio Session Notification Interface"), pointer_default (unique)] | 
 
 
 
 
 
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 interface IAudioSessionNotification : IUnknown { | 
 
 
 
 
 
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   HRESULT OnSessionCreated ([in] IAudioSessionControl *NewSession); | 
 
 
 
 
 
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 } | 
 
 
 
 
 
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  | 
 
 
 
 
 
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 cpp_quote("") | 
 
 
 
 
 
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 [object, local, uuid (E2F5BB11-0570-40ca-ACDD-3aa01277dee8), helpstring ("Audio Session Enumerator Interface"), pointer_default (unique)] | 
 
 
 
 
 
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 interface IAudioSessionEnumerator : IUnknown { | 
 
 
 
 
 
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   HRESULT GetCount ([out] int *SessionCount); | 
 
 
 
 
 
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   HRESULT GetSession ([in] int SessionCount,[out] IAudioSessionControl **Session); | 
 
 
 
 
 
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 } | 
 
 
 
 
 
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  | 
 
 
 
 
 
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 cpp_quote("") | 
 
 
 
 
 
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 [object, local, uuid (77aa99a0-1bd6-484f-8bc7-2c654c9a9b6f), helpstring ("Audio Session Manager Extended Interface"), pointer_default (unique)] | 
 
 
 
 
 
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 interface IAudioSessionManager2 : IAudioSessionManager { | 
 
 
 
 
 
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   HRESULT GetSessionEnumerator ([out, retval]IAudioSessionEnumerator **SessionEnum); | 
 
 
 
 
 
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   HRESULT RegisterSessionNotification (IAudioSessionNotification *SessionNotification); | 
 
 
 
 
 
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   HRESULT UnregisterSessionNotification (IAudioSessionNotification *SessionNotification); | 
 
 
 
 
 
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   HRESULT RegisterDuckNotification ([in, string] LPCWSTR sessionID,[in]IAudioVolumeDuckNotification *duckNotification); | 
 
 
 
 
 
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   HRESULT UnregisterDuckNotification ([in]IAudioVolumeDuckNotification *duckNotification); | 
 
 
 
 
 
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 } | 
 
 
 
 
 
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 cpp_quote("#endif") |