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