#include "config.h"
#include <stdlib.h>
#include <stdio.h>
#include <memory.h>
#include <mmdeviceapi.h>
#include <audioclient.h>
#include <cguid.h>
#include <devpropdef.h>
#include <mmreg.h>
#include <propsys.h>
#include <propkey.h>
#include <devpkey.h>
#include "alMain.h"
#include "alu.h"

Macros
#define	COBJMACROS

#define	MONO SPEAKER_FRONT_CENTER

#define	QUAD (SPEAKER_FRONT_LEFT\|SPEAKER_FRONT_RIGHT\|SPEAKER_BACK_LEFT\|SPEAKER_BACK_RIGHT)

#define	STEREO (SPEAKER_FRONT_LEFT\|SPEAKER_FRONT_RIGHT)

#define	WM_USER_CloseDevice (WM_USER+4)

#define	WM_USER_Enumerate (WM_USER+5)

#define	WM_USER_OpenDevice (WM_USER+0)

#define	WM_USER_ResetDevice (WM_USER+1)

#define	WM_USER_StartDevice (WM_USER+2)

#define	WM_USER_StopDevice (WM_USER+3)

#define	X5DOT1 (SPEAKER_FRONT_LEFT\|SPEAKER_FRONT_RIGHT\|SPEAKER_FRONT_CENTER\|SPEAKER_LOW_FREQUENCY\|SPEAKER_BACK_LEFT\|SPEAKER_BACK_RIGHT)

#define	X5DOT1SIDE (SPEAKER_FRONT_LEFT\|SPEAKER_FRONT_RIGHT\|SPEAKER_FRONT_CENTER\|SPEAKER_LOW_FREQUENCY\|SPEAKER_SIDE_LEFT\|SPEAKER_SIDE_RIGHT)

#define	X6DOT1 (SPEAKER_FRONT_LEFT\|SPEAKER_FRONT_RIGHT\|SPEAKER_FRONT_CENTER\|SPEAKER_LOW_FREQUENCY\|SPEAKER_BACK_CENTER\|SPEAKER_SIDE_LEFT\|SPEAKER_SIDE_RIGHT)

#define	X7DOT1 (SPEAKER_FRONT_LEFT\|SPEAKER_FRONT_RIGHT\|SPEAKER_FRONT_CENTER\|SPEAKER_LOW_FREQUENCY\|SPEAKER_BACK_LEFT\|SPEAKER_BACK_RIGHT\|SPEAKER_SIDE_LEFT\|SPEAKER_SIDE_RIGHT)

Functions
static void	add_device (IMMDevice device, DevMap devmap)

void	alcMMDevApiDeinit (void)

ALCboolean	alcMMDevApiInit (BackendFuncs *FuncList)

void	alcMMDevApiProbe (enum DevProbe type)

	DEFINE_DEVPROPKEY (DEVPKEY_Device_FriendlyName, 0xa45c254e, 0xdf1c, 0x4efd, 0x80, 0x20, 0x67, 0xd1, 0x46, 0xa8, 0x50, 0xe0, 14)

	DEFINE_GUID (KSDATAFORMAT_SUBTYPE_PCM, 0x00000001, 0x0000, 0x0010, 0x80, 0x00, 0x00, 0xaa, 0x00, 0x38, 0x9b, 0x71)

	DEFINE_GUID (KSDATAFORMAT_SUBTYPE_IEEE_FLOAT, 0x00000003, 0x0000, 0x0010, 0x80, 0x00, 0x00, 0xaa, 0x00, 0x38, 0x9b, 0x71)

static HRESULT	DoReset (ALCdevice *device)

static ALCchar *	get_device_name (IMMDevice *device)

static ALCboolean	MakeExtensible (WAVEFORMATEXTENSIBLE out, const WAVEFORMATEX in)

static void	MMDevApiClosePlayback (ALCdevice *device)

static ALint64	MMDevApiGetLatency (ALCdevice *device)

static BOOL	MMDevApiLoad (void)

static DWORD CALLBACK	MMDevApiMsgProc (void *ptr)

static ALCenum	MMDevApiOpenPlayback (ALCdevice device, const ALCchar deviceName)

static ALuint	MMDevApiProc (ALvoid *ptr)

static ALCboolean	MMDevApiResetPlayback (ALCdevice *device)

static ALCboolean	MMDevApiStartPlayback (ALCdevice *device)

static void	MMDevApiStopPlayback (ALCdevice *device)

static DevMap *	ProbeDevices (IMMDeviceEnumerator devenum, EDataFlow flowdir, ALuint numdevs)

static HRESULT	WaitForResponse (ThreadRequest *req)

Variables
static DevMap *	CaptureDeviceList

static const BackendFuncs	MMDevApiFuncs

static ALuint	NumCaptureDevices

static ALuint	NumPlaybackDevices

static DevMap *	PlaybackDeviceList

static HANDLE	ThreadHdl

static DWORD	ThreadID

Macro Definition Documentation

#define COBJMACROS

OpenAL cross platform audio library Copyright (C) 2011 by authors. This library is free software; you can redistribute it and/or modify it under the terms of the GNU Library General Public License as published by the Free Software Foundation; either version 2 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 Library General Public License for more details.

You should have received a copy of the GNU Library General Public License along with this library; if not, write to the Free Software Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA. Or go to http://www.gnu.org/copyleft/lgpl.html

Definition at line 23 of file mmdevapi.c.

#define MONO SPEAKER_FRONT_CENTER

Definition at line 50 of file mmdevapi.c.

Referenced by DoReset(), and MakeExtensible().

#define QUAD (SPEAKER_FRONT_LEFT|SPEAKER_FRONT_RIGHT|SPEAKER_BACK_LEFT|SPEAKER_BACK_RIGHT)

Definition at line 52 of file mmdevapi.c.

Referenced by DoReset().

#define STEREO (SPEAKER_FRONT_LEFT|SPEAKER_FRONT_RIGHT)

Definition at line 51 of file mmdevapi.c.

Referenced by DoReset(), and MakeExtensible().

#define WM_USER_CloseDevice (WM_USER+4)

Definition at line 99 of file mmdevapi.c.

Referenced by MMDevApiClosePlayback(), and MMDevApiMsgProc().

#define WM_USER_Enumerate (WM_USER+5)

Definition at line 100 of file mmdevapi.c.

Referenced by alcMMDevApiProbe(), MMDevApiMsgProc(), and MMDevApiOpenPlayback().

#define WM_USER_OpenDevice (WM_USER+0)

Definition at line 95 of file mmdevapi.c.

Referenced by MMDevApiMsgProc(), and MMDevApiOpenPlayback().

#define WM_USER_ResetDevice (WM_USER+1)

Definition at line 96 of file mmdevapi.c.

Referenced by MMDevApiMsgProc(), and MMDevApiResetPlayback().

#define WM_USER_StartDevice (WM_USER+2)

Definition at line 97 of file mmdevapi.c.

Referenced by MMDevApiMsgProc(), and MMDevApiStartPlayback().

#define WM_USER_StopDevice (WM_USER+3)

Definition at line 98 of file mmdevapi.c.

Referenced by MMDevApiMsgProc(), and MMDevApiStopPlayback().

Definition at line 53 of file mmdevapi.c.

Referenced by DoReset().

Definition at line 54 of file mmdevapi.c.

Referenced by DoReset().

Definition at line 55 of file mmdevapi.c.

Referenced by DoReset().

Definition at line 56 of file mmdevapi.c.

Referenced by DoReset().

Function Documentation

static void add_device	(	IMMDevice *	device,
		DevMap *	devmap
	)

static

Definition at line 149 of file mmdevapi.c.

References get_device_name(), HRESULT(), and TRACE.

Referenced by ProbeDevices().

void alcMMDevApiDeinit ( void )

Definition at line 978 of file mmdevapi.c.

References CaptureDeviceList, free, i, NULL, NumCaptureDevices, NumPlaybackDevices, PlaybackDeviceList, ThreadHdl, ThreadID, and TRACE.

ALCboolean alcMMDevApiInit ( BackendFuncs * FuncList )

Definition at line 970 of file mmdevapi.c.

References ALC_FALSE, ALC_TRUE, MMDevApiFuncs, and MMDevApiLoad().

void alcMMDevApiProbe ( enum DevProbe type )

Definition at line 1009 of file mmdevapi.c.

References ALL_DEVICE_PROBE, AppendAllDevicesList(), CAPTURE_DEVICE_PROBE, ERR, FALSE, HRESULT(), i, NULL, NumPlaybackDevices, PlaybackDeviceList, ThreadID, WaitForResponse(), and WM_USER_Enumerate.

DEFINE_DEVPROPKEY	(	DEVPKEY_Device_FriendlyName	,
		0xa45c254e	,
		0xdf1c	,
		0x4efd	,
		0x80	,
		0x20	,
		0x67	,
		0xd1	,
		0x46	,
		0xa8	,
		0x50	,
		0xe0	,
		14
	)

DEFINE_GUID	(	KSDATAFORMAT_SUBTYPE_PCM	,
		0x00000001	,
		0x0000	,
		0x0010	,
		0x80	,
		0x00	,
		0x00	,
		0xaa	,
		0x00	,
		0x38	,
		0x9b	,
		0x71
	)

DEFINE_GUID	(	KSDATAFORMAT_SUBTYPE_IEEE_FLOAT	,
		0x00000003	,
		0x0000	,
		0x0010	,
		0x80	,
		0x00	,
		0x00	,
		0xaa	,
		0x00	,
		0x38	,
		0x9b	,
		0x71
	)

static HRESULT DoReset ( ALCdevice * device )

static

Definition at line 330 of file mmdevapi.c.

References DevFmtByte, DevFmtFloat, DevFmtInt, DevFmtMono, DevFmtQuad, DevFmtShort, DevFmtStereo, DevFmtUByte, DevFmtUInt, DevFmtUShort, DevFmtX51, DevFmtX51Side, DevFmtX61, DevFmtX71, DEVICE_CHANNELS_REQUEST, DEVICE_FREQUENCY_REQUEST, WAVEFORMATEXTENSIBLE::dwChannelMask, ERR, ALCdevice_struct::ExtraData, ALCdevice_struct::Flags, ALCdevice_struct::FmtChans, ALCdevice_struct::FmtType, WAVEFORMATEXTENSIBLE::Format, ALCdevice_struct::Frequency, HRESULT(), MakeExtensible(), MONO, tWAVEFORMATEX::nAvgBytesPerSec, tWAVEFORMATEX::nBlockAlign, tWAVEFORMATEX::nChannels, tWAVEFORMATEX::nSamplesPerSec, NULL, ALCdevice_struct::NumUpdates, QUAD, WAVEFORMATEXTENSIBLE::Samples, SetDefaultWFXChannelOrder(), STEREO, WAVEFORMATEXTENSIBLE::SubFormat, ALCdevice_struct::UpdateSize, tWAVEFORMATEX::wBitsPerSample, WAVEFORMATEXTENSIBLE::wValidBitsPerSample, X5DOT1, X5DOT1SIDE, X6DOT1, and X7DOT1.

Referenced by MMDevApiMsgProc().

static ALCchar* get_device_name ( IMMDevice * device )

static

Definition at line 111 of file mmdevapi.c.

References calloc, HRESULT(), NULL, and WARN.

Referenced by add_device(), and MMDevApiMsgProc().

static ALCboolean MakeExtensible	(	WAVEFORMATEXTENSIBLE *	out,
		const WAVEFORMATEX *	in
	)

static

Definition at line 291 of file mmdevapi.c.

References ALC_FALSE, ALC_TRUE, tWAVEFORMATEX::cbSize, WAVEFORMATEXTENSIBLE::dwChannelMask, ERR, WAVEFORMATEXTENSIBLE::Format, memset, MONO, tWAVEFORMATEX::nChannels, STEREO, WAVEFORMATEXTENSIBLE::SubFormat, WAVE_FORMAT_EXTENSIBLE, WAVE_FORMAT_IEEE_FLOAT, WAVE_FORMAT_PCM, and tWAVEFORMATEX::wFormatTag.

Referenced by DoReset().

static void MMDevApiClosePlayback ( ALCdevice * device )

static

Definition at line 889 of file mmdevapi.c.

References ALCdevice_struct::ExtraData, free, NULL, ThreadID, WaitForResponse(), and WM_USER_CloseDevice.

static ALint64 MMDevApiGetLatency ( ALCdevice * device )

static

Definition at line 944 of file mmdevapi.c.

References ALCdevice_struct::ExtraData, and ALCdevice_struct::Frequency.

static BOOL MMDevApiLoad ( void )

static

Definition at line 795 of file mmdevapi.c.

References ERR, FALSE, HRESULT(), MMDevApiMsgProc(), NULL, ThreadHdl, ThreadID, and WaitForResponse().

Referenced by alcMMDevApiInit().

static DWORD CALLBACK MMDevApiMsgProc ( void * ptr )

static

Definition at line 562 of file mmdevapi.c.

References CAPTURE_DEVICE_PROBE, CaptureDeviceList, ALCdevice_struct::DeviceName, DoReset(), ERR, ALCdevice_struct::ExtraData, free, get_device_name(), HRESULT(), i, MMDevApiProc(), NULL, NumCaptureDevices, NumPlaybackDevices, PlaybackDeviceList, ProbeDevices(), StartThread(), StopThread(), TRACE, WARN, WM_USER_CloseDevice, WM_USER_Enumerate, WM_USER_OpenDevice, WM_USER_ResetDevice, WM_USER_StartDevice, and WM_USER_StopDevice.

Referenced by MMDevApiLoad().

static ALCenum MMDevApiOpenPlayback	(	ALCdevice *	device,
		const ALCchar *	deviceName
	)

static

Definition at line 818 of file mmdevapi.c.

References ALC_INVALID_VALUE, ALC_NO_ERROR, ALC_OUT_OF_MEMORY, ALL_DEVICE_PROBE, calloc, ERR, ALCdevice_struct::ExtraData, FALSE, free, HRESULT(), i, NULL, NumPlaybackDevices, PlaybackDeviceList, ThreadID, WaitForResponse(), WM_USER_Enumerate, and WM_USER_OpenDevice.

static ALuint MMDevApiProc ( ALvoid * ptr )

static

Definition at line 219 of file mmdevapi.c.

References ALCdevice_Lock, ALCdevice_Unlock, aluHandleDisconnect(), aluMixData(), DWORD(), ERR, ALCdevice_struct::ExtraData, FALSE, HRESULT(), NULL, ALCdevice_struct::NumUpdates, SetRTPriority(), and ALCdevice_struct::UpdateSize.

Referenced by MMDevApiMsgProc().

static ALCboolean MMDevApiResetPlayback ( ALCdevice * device )

static

Definition at line 910 of file mmdevapi.c.

References ALC_FALSE, ALC_TRUE, ALCdevice_struct::ExtraData, HRESULT(), ThreadID, WaitForResponse(), and WM_USER_ResetDevice.

static ALCboolean MMDevApiStartPlayback ( ALCdevice * device )

static

Definition at line 922 of file mmdevapi.c.

References ALC_FALSE, ALC_TRUE, ALCdevice_struct::ExtraData, HRESULT(), ThreadID, WaitForResponse(), and WM_USER_StartDevice.

static void MMDevApiStopPlayback ( ALCdevice * device )

static

Definition at line 934 of file mmdevapi.c.

References ALCdevice_struct::ExtraData, ThreadID, WaitForResponse(), and WM_USER_StopDevice.

static DevMap* ProbeDevices	(	IMMDeviceEnumerator *	devenum,
		EDataFlow	flowdir,
		ALuint *	numdevs
	)

static

Definition at line 164 of file mmdevapi.c.

References add_device(), calloc, ERR, HRESULT(), i, idx, NULL, and UINT().

Referenced by MMDevApiMsgProc().

static HRESULT WaitForResponse ( ThreadRequest * req )

static

Definition at line 102 of file mmdevapi.c.

References ERR.

Referenced by alcMMDevApiProbe(), MMDevApiClosePlayback(), MMDevApiLoad(), MMDevApiOpenPlayback(), MMDevApiResetPlayback(), MMDevApiStartPlayback(), and MMDevApiStopPlayback().

Variable Documentation

DevMap* CaptureDeviceList

static

Definition at line 83 of file mmdevapi.c.

Referenced by alcMMDevApiDeinit(), and MMDevApiMsgProc().

const BackendFuncs MMDevApiFuncs

static

Initial value:

= {
    MMDevApiOpenPlayback,
    MMDevApiClosePlayback,
    MMDevApiResetPlayback,
    MMDevApiStartPlayback,
    MMDevApiStopPlayback,
    NULL,
    NULL,
    NULL,
    NULL,
    NULL,
    NULL,
    ALCdevice_LockDefault,
    ALCdevice_UnlockDefault,
    MMDevApiGetLatency
}