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77 lines
2.8 KiB
C
77 lines
2.8 KiB
C
/*
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* 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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#ifndef __WINE_CONFIG_H
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# error You must include config.h to use this header
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#endif
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extern HRESULT MMDevEnum_Create(REFIID riid, void **ppv) DECLSPEC_HIDDEN;
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extern void MMDevEnum_Free(void) DECLSPEC_HIDDEN;
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/* Changes to this enum must be synced in drivers. */
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enum _DriverPriority {
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Priority_Unavailable = 0, /* driver won't work */
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Priority_Low, /* driver may work, but unlikely */
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Priority_Neutral, /* driver makes no judgment */
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Priority_Preferred /* driver thinks it's correct */
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};
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typedef struct _DriverFuncs {
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HMODULE module;
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WCHAR module_name[64];
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int priority;
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/* Returns a "priority" value for the driver. Highest priority wins.
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* If multiple drivers think they are valid, they will return a
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* priority value reflecting the likelihood that they are actually
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* valid. See enum _DriverPriority. */
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int WINAPI (*pGetPriority)(void);
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/* ids gets an array of human-friendly endpoint names
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* keys gets an array of driver-specific stuff that is used
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* in GetAudioEndpoint to identify the endpoint
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* it is the caller's responsibility to free both arrays, and
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* all of the elements in both arrays with HeapFree() */
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HRESULT WINAPI (*pGetEndpointIDs)(EDataFlow flow, WCHAR ***ids,
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GUID **guids, UINT *num, UINT *default_index);
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HRESULT WINAPI (*pGetAudioEndpoint)(void *key, IMMDevice *dev,
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IAudioClient **out);
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HRESULT WINAPI (*pGetAudioSessionManager)(IMMDevice *device,
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IAudioSessionManager2 **out);
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} DriverFuncs;
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extern DriverFuncs drvs DECLSPEC_HIDDEN;
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typedef struct MMDevice {
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IMMDevice IMMDevice_iface;
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IMMEndpoint IMMEndpoint_iface;
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LONG ref;
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CRITICAL_SECTION crst;
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EDataFlow flow;
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DWORD state;
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GUID devguid;
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WCHAR *drv_id;
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} MMDevice;
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extern HRESULT AudioClient_Create(MMDevice *parent, IAudioClient **ppv) DECLSPEC_HIDDEN;
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extern HRESULT AudioEndpointVolume_Create(MMDevice *parent, IAudioEndpointVolume **ppv) DECLSPEC_HIDDEN;
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extern const WCHAR drv_keyW[] DECLSPEC_HIDDEN;
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