mixfunc.h

来自「WinCE 3.0 BSP, 包含Inter SA1110, Intel_815」· C头文件 代码 · 共 56 行

/*+++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++

Copyright (c) 1999 Microsoft Corporation

Module Name:

	mixfunc.h

Abstract:

	Implements mixer functionality



Environment:

	

Notes:

	

Revision History:

	5/20/1999

	

-------------------------------------------------------------------*/



#ifndef __MIXFUNC_H__
#define __MIXFUNC_H__

#define MAX_SUPPORTED_INSTANCES	1	// currently the mixer driver only supports one instance for each process

// those functions handle different requests transmitted as IOCTL calls

//standard documented calls
DWORD mix_handle_GETNUMDEVS(PMIXER_CONTEXT pMixer, DWORD dwUser, DWORD dwParam1, DWORD dwParam2);
DWORD mix_handle_GETDEVCAPS(PMIXER_CONTEXT pMixer, DWORD dwUser, DWORD dwParam1, DWORD dwParam2);
DWORD mix_handle_OPEN(PMIXER_CONTEXT pMixer, DWORD *pdwUser, DWORD dwParam1, DWORD dwParam2);
DWORD mix_handle_CLOSE(PMIXER_CONTEXT pMixer, DWORD dwUser, DWORD dwParam1, DWORD dwParam2);
DWORD mix_handle_GETLINEINFO(PMIXER_CONTEXT pMixer, DWORD dwUser, DWORD dwParam1, DWORD dwParam2);
DWORD mix_handle_GETLINECONTROLS(PMIXER_CONTEXT pMixer, DWORD dwUser, DWORD dwParam1, DWORD dwParam2);
DWORD mix_handle_GETCONTROLDETAILS(PMIXER_CONTEXT pMixer, DWORD dwUser, DWORD dwParam1, DWORD dwParam2);
DWORD mix_handle_SETCONTROLDETAILS(PMIXER_CONTEXT pMixer, DWORD dwUser, DWORD dwParam1, DWORD dwParam2);

// mixer utility functions
void mix_InitMixer( PDRIVER_CONTEXT pDriverContext );
BOOL mix_FreeMixer(PMIXER_CONTEXT pMixer);

#endif //__MIXFUNC_H__