diff options
Diffstat (limited to 'Alc')
| -rw-r--r-- | Alc/ALc.c | 3 | ||||
| -rw-r--r-- | Alc/mmdevapi.c | 170 |
2 files changed, 173 insertions, 0 deletions
@@ -63,6 +63,9 @@ static BackendInfo BackendList[] = { #ifdef HAVE_SOLARIS { "solaris", alc_solaris_init, alc_solaris_deinit, alc_solaris_probe, EmptyFuncs }, #endif +#ifdef HAVE_MMDEVAPI + { "mmdevapi", alcMMDevApiInit, alcMMDevApiDeinit, alcMMDevApiProbe, EmptyFuncs }, +#endif #ifdef HAVE_DSOUND { "dsound", alcDSoundInit, alcDSoundDeinit, alcDSoundProbe, EmptyFuncs }, #endif diff --git a/Alc/mmdevapi.c b/Alc/mmdevapi.c new file mode 100644 index 00000000..19856312 --- /dev/null +++ b/Alc/mmdevapi.c @@ -0,0 +1,170 @@ +/** + * 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 + */ + +#include "config.h" + +#define _WIN32_WINNT 0x0500 +#include <stdlib.h> +#include <stdio.h> +#include <memory.h> + +#include <dsound.h> +#include <cguid.h> +#include <mmreg.h> +#ifndef _WAVEFORMATEXTENSIBLE_ +#include <ks.h> +#include <ksmedia.h> +#endif + +#include "alMain.h" +#include "AL/al.h" +#include "AL/alc.h" + + +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 ALboolean is_loaded = AL_FALSE; + + +typedef struct { + + volatile int killNow; + ALvoid *thread; +} MMDevApiData; + + +static const ALCchar mmDevice[] = "MMDevApi Default"; + + +static void *MMDevApiLoad(void) +{ + return (void*)is_loaded; +} + + +static ALCboolean MMDevApiOpenPlayback(ALCdevice *device, const ALCchar *deviceName) +{ + MMDevApiData *pData = NULL; + HRESULT hr = E_FAIL; + + if(!MMDevApiLoad()) + return ALC_FALSE; + + if(!deviceName) + deviceName = mmDevice; + else if(strcmp(deviceName, mmDevice) != 0) + return ALC_FALSE; + + //Initialise requested device + pData = calloc(1, sizeof(MMDevApiData)); + if(!pData) + { + alcSetError(device, ALC_OUT_OF_MEMORY); + return ALC_FALSE; + } + + //MMDevApi Init code + if(FAILED(hr)) + { + free(pData); + AL_PRINT("Device init failed: 0x%08lx\n", hr); + return ALC_FALSE; + } + + device->szDeviceName = strdup(deviceName); + device->ExtraData = pData; + return ALC_TRUE; +} + +static void MMDevApiClosePlayback(ALCdevice *device) +{ + MMDevApiData *pData = device->ExtraData; + + free(pData); + device->ExtraData = NULL; +} + +static ALCboolean MMDevApiResetPlayback(ALCdevice *device) +{ + (void)device; + return ALC_FALSE; +} + +static void MMDevApiStopPlayback(ALCdevice *device) +{ + MMDevApiData *pData = device->ExtraData; + + if(!pData->thread) + return; + + pData->killNow = 1; + StopThread(pData->thread); + pData->thread = NULL; + + pData->killNow = 0; + +} + + +static ALCboolean MMDevApiOpenCapture(ALCdevice *device, const ALCchar *deviceName) +{ + (void)device; + (void)deviceName; + return ALC_FALSE; +} + + +static const BackendFuncs MMDevApiFuncs = { + MMDevApiOpenPlayback, + MMDevApiClosePlayback, + MMDevApiResetPlayback, + MMDevApiStopPlayback, + MMDevApiOpenCapture, + NULL, + NULL, + NULL, + NULL, + NULL +}; + + +void alcMMDevApiInit(BackendFuncs *FuncList) +{ + *FuncList = MMDevApiFuncs; +} + +void alcMMDevApiDeinit(void) +{ + if(is_loaded) + { + is_loaded = AL_FALSE; + } +} + +void alcMMDevApiProbe(int type) +{ + if(!MMDevApiLoad()) return; + + if(type == DEVICE_PROBE) + AppendDeviceList(mmDevice); + else if(type == ALL_DEVICE_PROBE) + AppendAllDeviceList(mmDevice); +} |