1789 lines
54 KiB
C
1789 lines
54 KiB
C
/**
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* OpenAL cross platform audio library
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* Copyright (C) 2011 by authors.
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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 Library General Public
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* License as published by the Free Software Foundation; either
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* version 2 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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* Library General Public License for more details.
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*
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* You should have received a copy of the GNU Library General Public
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* License along with this library; if not, write to the
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* Free Software Foundation, Inc.,
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* 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
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* Or go to http://www.gnu.org/copyleft/lgpl.html
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*/
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#include "config.h"
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#define COBJMACROS
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#include <stdlib.h>
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#include <stdio.h>
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#include <memory.h>
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#include <mmdeviceapi.h>
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#include <audioclient.h>
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#include <cguid.h>
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#include <devpropdef.h>
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#include <mmreg.h>
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#include <propsys.h>
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#include <propkey.h>
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#include <devpkey.h>
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#ifndef _WAVEFORMATEXTENSIBLE_
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#include <ks.h>
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#include <ksmedia.h>
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#endif
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#include "alMain.h"
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#include "alu.h"
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#include "threads.h"
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#include "compat.h"
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#include "alstring.h"
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#include "backends/base.h"
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DEFINE_GUID(KSDATAFORMAT_SUBTYPE_PCM, 0x00000001, 0x0000, 0x0010, 0x80, 0x00, 0x00, 0xaa, 0x00, 0x38, 0x9b, 0x71);
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DEFINE_GUID(KSDATAFORMAT_SUBTYPE_IEEE_FLOAT, 0x00000003, 0x0000, 0x0010, 0x80, 0x00, 0x00, 0xaa, 0x00, 0x38, 0x9b, 0x71);
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DEFINE_DEVPROPKEY(DEVPKEY_Device_FriendlyName, 0xa45c254e, 0xdf1c, 0x4efd, 0x80,0x20, 0x67,0xd1,0x46,0xa8,0x50,0xe0, 14);
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DEFINE_PROPERTYKEY(PKEY_AudioEndpoint_FormFactor, 0x1da5d803, 0xd492, 0x4edd, 0x8c,0x23, 0xe0,0xc0,0xff,0xee,0x7f,0x0e, 0);
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#define MONO SPEAKER_FRONT_CENTER
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#define STEREO (SPEAKER_FRONT_LEFT|SPEAKER_FRONT_RIGHT)
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#define QUAD (SPEAKER_FRONT_LEFT|SPEAKER_FRONT_RIGHT|SPEAKER_BACK_LEFT|SPEAKER_BACK_RIGHT)
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#define X5DOT1 (SPEAKER_FRONT_LEFT|SPEAKER_FRONT_RIGHT|SPEAKER_FRONT_CENTER|SPEAKER_LOW_FREQUENCY|SPEAKER_SIDE_LEFT|SPEAKER_SIDE_RIGHT)
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#define X5DOT1REAR (SPEAKER_FRONT_LEFT|SPEAKER_FRONT_RIGHT|SPEAKER_FRONT_CENTER|SPEAKER_LOW_FREQUENCY|SPEAKER_BACK_LEFT|SPEAKER_BACK_RIGHT)
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#define X6DOT1 (SPEAKER_FRONT_LEFT|SPEAKER_FRONT_RIGHT|SPEAKER_FRONT_CENTER|SPEAKER_LOW_FREQUENCY|SPEAKER_BACK_CENTER|SPEAKER_SIDE_LEFT|SPEAKER_SIDE_RIGHT)
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#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)
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#define X7DOT1_WIDE (SPEAKER_FRONT_LEFT|SPEAKER_FRONT_RIGHT|SPEAKER_FRONT_CENTER|SPEAKER_LOW_FREQUENCY|SPEAKER_BACK_LEFT|SPEAKER_BACK_RIGHT|SPEAKER_FRONT_LEFT_OF_CENTER|SPEAKER_FRONT_RIGHT_OF_CENTER)
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typedef struct {
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al_string name;
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WCHAR *devid;
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} DevMap;
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TYPEDEF_VECTOR(DevMap, vector_DevMap)
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static void clear_devlist(vector_DevMap *list)
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{
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#define CLEAR_DEVMAP(i) do { \
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AL_STRING_DEINIT((i)->name); \
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free((i)->devid); \
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(i)->devid = NULL; \
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} while(0)
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VECTOR_FOR_EACH(DevMap, *list, CLEAR_DEVMAP);
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VECTOR_RESIZE(*list, 0);
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#undef CLEAR_DEVMAP
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}
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static vector_DevMap PlaybackDevices;
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static vector_DevMap CaptureDevices;
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static HANDLE ThreadHdl;
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static DWORD ThreadID;
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typedef struct {
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HANDLE FinishedEvt;
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HRESULT result;
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} ThreadRequest;
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#define WM_USER_First (WM_USER+0)
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#define WM_USER_OpenDevice (WM_USER+0)
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#define WM_USER_ResetDevice (WM_USER+1)
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#define WM_USER_StartDevice (WM_USER+2)
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#define WM_USER_StopDevice (WM_USER+3)
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#define WM_USER_CloseDevice (WM_USER+4)
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#define WM_USER_Enumerate (WM_USER+5)
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#define WM_USER_Last (WM_USER+5)
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static inline void ReturnMsgResponse(ThreadRequest *req, HRESULT res)
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{
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req->result = res;
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SetEvent(req->FinishedEvt);
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}
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static HRESULT WaitForResponse(ThreadRequest *req)
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{
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if(WaitForSingleObject(req->FinishedEvt, INFINITE) == WAIT_OBJECT_0)
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return req->result;
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ERR("Message response error: %lu\n", GetLastError());
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return E_FAIL;
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}
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static void get_device_name(IMMDevice *device, al_string *name)
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{
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IPropertyStore *ps;
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PROPVARIANT pvname;
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HRESULT hr;
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hr = IMMDevice_OpenPropertyStore(device, STGM_READ, &ps);
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if(FAILED(hr))
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{
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WARN("OpenPropertyStore failed: 0x%08lx\n", hr);
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return;
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}
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PropVariantInit(&pvname);
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hr = IPropertyStore_GetValue(ps, (const PROPERTYKEY*)&DEVPKEY_Device_FriendlyName, &pvname);
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if(FAILED(hr))
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WARN("GetValue Device_FriendlyName failed: 0x%08lx\n", hr);
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else if(pvname.vt == VT_LPWSTR)
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al_string_copy_wcstr(name, pvname.pwszVal);
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else
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WARN("Unexpected PROPVARIANT type: 0x%04x\n", pvname.vt);
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PropVariantClear(&pvname);
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IPropertyStore_Release(ps);
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}
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static void get_device_formfactor(IMMDevice *device, EndpointFormFactor *formfactor)
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{
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IPropertyStore *ps;
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PROPVARIANT pvform;
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HRESULT hr;
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hr = IMMDevice_OpenPropertyStore(device, STGM_READ, &ps);
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if(FAILED(hr))
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{
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WARN("OpenPropertyStore failed: 0x%08lx\n", hr);
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return;
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}
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PropVariantInit(&pvform);
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hr = IPropertyStore_GetValue(ps, &PKEY_AudioEndpoint_FormFactor, &pvform);
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if(FAILED(hr))
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WARN("GetValue AudioEndpoint_FormFactor failed: 0x%08lx\n", hr);
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else if(pvform.vt == VT_UI4)
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*formfactor = pvform.ulVal;
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else if(pvform.vt == VT_EMPTY)
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*formfactor = UnknownFormFactor;
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else
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WARN("Unexpected PROPVARIANT type: 0x%04x\n", pvform.vt);
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PropVariantClear(&pvform);
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IPropertyStore_Release(ps);
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}
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static void add_device(IMMDevice *device, LPCWSTR devid, vector_DevMap *list)
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{
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DevMap entry;
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AL_STRING_INIT(entry.name);
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entry.devid = strdupW(devid);
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get_device_name(device, &entry.name);
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TRACE("Got device \"%s\", \"%ls\"\n", al_string_get_cstr(entry.name), entry.devid);
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VECTOR_PUSH_BACK(*list, entry);
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}
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static LPWSTR get_device_id(IMMDevice *device)
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{
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LPWSTR devid;
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HRESULT hr;
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hr = IMMDevice_GetId(device, &devid);
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if(FAILED(hr))
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{
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ERR("Failed to get device id: %lx\n", hr);
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return NULL;
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}
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return devid;
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}
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static HRESULT probe_devices(IMMDeviceEnumerator *devenum, EDataFlow flowdir, vector_DevMap *list)
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{
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IMMDeviceCollection *coll;
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IMMDevice *defdev = NULL;
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LPWSTR defdevid = NULL;
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HRESULT hr;
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UINT count;
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UINT i;
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hr = IMMDeviceEnumerator_EnumAudioEndpoints(devenum, flowdir, DEVICE_STATE_ACTIVE, &coll);
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if(FAILED(hr))
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{
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ERR("Failed to enumerate audio endpoints: 0x%08lx\n", hr);
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return hr;
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}
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count = 0;
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hr = IMMDeviceCollection_GetCount(coll, &count);
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if(SUCCEEDED(hr) && count > 0)
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{
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clear_devlist(list);
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if(!VECTOR_RESERVE(*list, count))
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{
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IMMDeviceCollection_Release(coll);
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return E_OUTOFMEMORY;
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}
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hr = IMMDeviceEnumerator_GetDefaultAudioEndpoint(devenum, flowdir,
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eMultimedia, &defdev);
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}
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if(SUCCEEDED(hr) && defdev != NULL)
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{
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defdevid = get_device_id(defdev);
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if(defdevid)
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add_device(defdev, defdevid, list);
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}
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for(i = 0;i < count;++i)
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{
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IMMDevice *device;
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LPWSTR devid;
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hr = IMMDeviceCollection_Item(coll, i, &device);
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if(FAILED(hr)) continue;
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devid = get_device_id(device);
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if(devid)
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{
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if(wcscmp(devid, defdevid) != 0)
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add_device(device, devid, list);
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CoTaskMemFree(devid);
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}
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IMMDevice_Release(device);
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}
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if(defdev) IMMDevice_Release(defdev);
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if(defdevid) CoTaskMemFree(defdevid);
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IMMDeviceCollection_Release(coll);
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return S_OK;
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}
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/* Proxy interface used by the message handler. */
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struct ALCmmdevProxyVtable;
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typedef struct ALCmmdevProxy {
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const struct ALCmmdevProxyVtable *vtbl;
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} ALCmmdevProxy;
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struct ALCmmdevProxyVtable {
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HRESULT (*const openProxy)(ALCmmdevProxy*);
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void (*const closeProxy)(ALCmmdevProxy*);
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HRESULT (*const resetProxy)(ALCmmdevProxy*);
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HRESULT (*const startProxy)(ALCmmdevProxy*);
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void (*const stopProxy)(ALCmmdevProxy*);
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};
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#define DEFINE_ALCMMDEVPROXY_VTABLE(T) \
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DECLARE_THUNK(T, ALCmmdevProxy, HRESULT, openProxy) \
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DECLARE_THUNK(T, ALCmmdevProxy, void, closeProxy) \
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DECLARE_THUNK(T, ALCmmdevProxy, HRESULT, resetProxy) \
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DECLARE_THUNK(T, ALCmmdevProxy, HRESULT, startProxy) \
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DECLARE_THUNK(T, ALCmmdevProxy, void, stopProxy) \
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\
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static const struct ALCmmdevProxyVtable T##_ALCmmdevProxy_vtable = { \
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T##_ALCmmdevProxy_openProxy, \
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T##_ALCmmdevProxy_closeProxy, \
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T##_ALCmmdevProxy_resetProxy, \
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T##_ALCmmdevProxy_startProxy, \
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T##_ALCmmdevProxy_stopProxy, \
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}
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static void ALCmmdevProxy_Construct(ALCmmdevProxy* UNUSED(self)) { }
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static void ALCmmdevProxy_Destruct(ALCmmdevProxy* UNUSED(self)) { }
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static DWORD CALLBACK ALCmmdevProxy_messageHandler(void *ptr)
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{
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ThreadRequest *req = ptr;
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IMMDeviceEnumerator *Enumerator;
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ALuint deviceCount = 0;
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ALCmmdevProxy *proxy;
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HRESULT hr, cohr;
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MSG msg;
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TRACE("Starting message thread\n");
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cohr = CoInitialize(NULL);
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if(FAILED(cohr))
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{
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WARN("Failed to initialize COM: 0x%08lx\n", cohr);
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ReturnMsgResponse(req, cohr);
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return 0;
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}
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hr = CoCreateInstance(&CLSID_MMDeviceEnumerator, NULL, CLSCTX_INPROC_SERVER, &IID_IMMDeviceEnumerator, &ptr);
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if(FAILED(hr))
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{
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WARN("Failed to create IMMDeviceEnumerator instance: 0x%08lx\n", hr);
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CoUninitialize();
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ReturnMsgResponse(req, hr);
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return 0;
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}
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Enumerator = ptr;
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IMMDeviceEnumerator_Release(Enumerator);
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Enumerator = NULL;
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CoUninitialize();
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/* HACK: Force Windows to create a message queue for this thread before
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* returning success, otherwise PostThreadMessage may fail if it gets
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* called before GetMessage.
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*/
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PeekMessage(&msg, NULL, WM_USER, WM_USER, PM_NOREMOVE);
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TRACE("Message thread initialization complete\n");
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ReturnMsgResponse(req, S_OK);
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TRACE("Starting message loop\n");
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while(GetMessage(&msg, NULL, WM_USER_First, WM_USER_Last))
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{
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TRACE("Got message %u (lparam=%p, wparam=%p)\n", msg.message, (void*)msg.lParam, (void*)msg.wParam);
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switch(msg.message)
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{
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case WM_USER_OpenDevice:
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req = (ThreadRequest*)msg.wParam;
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proxy = (ALCmmdevProxy*)msg.lParam;
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hr = cohr = S_OK;
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if(++deviceCount == 1)
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hr = cohr = CoInitialize(NULL);
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if(SUCCEEDED(hr))
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hr = V0(proxy,openProxy)();
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if(FAILED(hr))
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{
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if(--deviceCount == 0 && SUCCEEDED(cohr))
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CoUninitialize();
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}
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ReturnMsgResponse(req, hr);
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continue;
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case WM_USER_ResetDevice:
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req = (ThreadRequest*)msg.wParam;
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proxy = (ALCmmdevProxy*)msg.lParam;
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hr = V0(proxy,resetProxy)();
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ReturnMsgResponse(req, hr);
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continue;
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case WM_USER_StartDevice:
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req = (ThreadRequest*)msg.wParam;
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proxy = (ALCmmdevProxy*)msg.lParam;
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hr = V0(proxy,startProxy)();
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ReturnMsgResponse(req, hr);
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continue;
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case WM_USER_StopDevice:
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req = (ThreadRequest*)msg.wParam;
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proxy = (ALCmmdevProxy*)msg.lParam;
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V0(proxy,stopProxy)();
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ReturnMsgResponse(req, S_OK);
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continue;
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case WM_USER_CloseDevice:
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req = (ThreadRequest*)msg.wParam;
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proxy = (ALCmmdevProxy*)msg.lParam;
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V0(proxy,closeProxy)();
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if(--deviceCount == 0)
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CoUninitialize();
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ReturnMsgResponse(req, S_OK);
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continue;
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case WM_USER_Enumerate:
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req = (ThreadRequest*)msg.wParam;
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hr = cohr = S_OK;
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if(++deviceCount == 1)
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hr = cohr = CoInitialize(NULL);
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if(SUCCEEDED(hr))
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hr = CoCreateInstance(&CLSID_MMDeviceEnumerator, NULL, CLSCTX_INPROC_SERVER, &IID_IMMDeviceEnumerator, &ptr);
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if(SUCCEEDED(hr))
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{
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Enumerator = ptr;
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if(msg.lParam == ALL_DEVICE_PROBE)
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hr = probe_devices(Enumerator, eRender, &PlaybackDevices);
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else if(msg.lParam == CAPTURE_DEVICE_PROBE)
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hr = probe_devices(Enumerator, eCapture, &CaptureDevices);
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IMMDeviceEnumerator_Release(Enumerator);
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Enumerator = NULL;
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}
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if(--deviceCount == 0 && SUCCEEDED(cohr))
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CoUninitialize();
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ReturnMsgResponse(req, hr);
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continue;
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default:
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ERR("Unexpected message: %u\n", msg.message);
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continue;
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}
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}
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TRACE("Message loop finished\n");
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return 0;
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}
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typedef struct ALCmmdevPlayback {
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DERIVE_FROM_TYPE(ALCbackend);
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DERIVE_FROM_TYPE(ALCmmdevProxy);
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WCHAR *devid;
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IMMDevice *mmdev;
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IAudioClient *client;
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IAudioRenderClient *render;
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HANDLE NotifyEvent;
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HANDLE MsgEvent;
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volatile UINT32 Padding;
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volatile int killNow;
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althrd_t thread;
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} ALCmmdevPlayback;
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static int ALCmmdevPlayback_mixerProc(void *arg);
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static void ALCmmdevPlayback_Construct(ALCmmdevPlayback *self, ALCdevice *device);
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static void ALCmmdevPlayback_Destruct(ALCmmdevPlayback *self);
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static ALCenum ALCmmdevPlayback_open(ALCmmdevPlayback *self, const ALCchar *name);
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static HRESULT ALCmmdevPlayback_openProxy(ALCmmdevPlayback *self);
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static void ALCmmdevPlayback_close(ALCmmdevPlayback *self);
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static void ALCmmdevPlayback_closeProxy(ALCmmdevPlayback *self);
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static ALCboolean ALCmmdevPlayback_reset(ALCmmdevPlayback *self);
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static HRESULT ALCmmdevPlayback_resetProxy(ALCmmdevPlayback *self);
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static ALCboolean ALCmmdevPlayback_start(ALCmmdevPlayback *self);
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static HRESULT ALCmmdevPlayback_startProxy(ALCmmdevPlayback *self);
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static void ALCmmdevPlayback_stop(ALCmmdevPlayback *self);
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static void ALCmmdevPlayback_stopProxy(ALCmmdevPlayback *self);
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static DECLARE_FORWARD2(ALCmmdevPlayback, ALCbackend, ALCenum, captureSamples, ALCvoid*, ALCuint)
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static DECLARE_FORWARD(ALCmmdevPlayback, ALCbackend, ALCuint, availableSamples)
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static ALint64 ALCmmdevPlayback_getLatency(ALCmmdevPlayback *self);
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static DECLARE_FORWARD(ALCmmdevPlayback, ALCbackend, void, lock)
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static DECLARE_FORWARD(ALCmmdevPlayback, ALCbackend, void, unlock)
|
|
DECLARE_DEFAULT_ALLOCATORS(ALCmmdevPlayback)
|
|
|
|
DEFINE_ALCMMDEVPROXY_VTABLE(ALCmmdevPlayback);
|
|
DEFINE_ALCBACKEND_VTABLE(ALCmmdevPlayback);
|
|
|
|
|
|
static void ALCmmdevPlayback_Construct(ALCmmdevPlayback *self, ALCdevice *device)
|
|
{
|
|
SET_VTABLE2(ALCmmdevPlayback, ALCbackend, self);
|
|
SET_VTABLE2(ALCmmdevPlayback, ALCmmdevProxy, self);
|
|
ALCbackend_Construct(STATIC_CAST(ALCbackend, self), device);
|
|
ALCmmdevProxy_Construct(STATIC_CAST(ALCmmdevProxy, self));
|
|
|
|
self->devid = NULL;
|
|
|
|
self->mmdev = NULL;
|
|
self->client = NULL;
|
|
self->render = NULL;
|
|
self->NotifyEvent = NULL;
|
|
|
|
self->MsgEvent = NULL;
|
|
|
|
self->Padding = 0;
|
|
|
|
self->killNow = 0;
|
|
}
|
|
|
|
static void ALCmmdevPlayback_Destruct(ALCmmdevPlayback *self)
|
|
{
|
|
if(self->NotifyEvent != NULL)
|
|
CloseHandle(self->NotifyEvent);
|
|
self->NotifyEvent = NULL;
|
|
if(self->MsgEvent != NULL)
|
|
CloseHandle(self->MsgEvent);
|
|
self->MsgEvent = NULL;
|
|
|
|
free(self->devid);
|
|
self->devid = NULL;
|
|
|
|
ALCmmdevProxy_Destruct(STATIC_CAST(ALCmmdevProxy, self));
|
|
ALCbackend_Destruct(STATIC_CAST(ALCbackend, self));
|
|
}
|
|
|
|
|
|
FORCE_ALIGN static int ALCmmdevPlayback_mixerProc(void *arg)
|
|
{
|
|
ALCmmdevPlayback *self = arg;
|
|
ALCdevice *device = STATIC_CAST(ALCbackend, self)->mDevice;
|
|
UINT32 buffer_len, written;
|
|
ALuint update_size, len;
|
|
BYTE *buffer;
|
|
HRESULT hr;
|
|
|
|
hr = CoInitialize(NULL);
|
|
if(FAILED(hr))
|
|
{
|
|
ERR("CoInitialize(NULL) failed: 0x%08lx\n", hr);
|
|
V0(device->Backend,lock)();
|
|
aluHandleDisconnect(device);
|
|
V0(device->Backend,unlock)();
|
|
return 1;
|
|
}
|
|
|
|
SetRTPriority();
|
|
althrd_setname(althrd_current(), MIXER_THREAD_NAME);
|
|
|
|
update_size = device->UpdateSize;
|
|
buffer_len = update_size * device->NumUpdates;
|
|
while(!self->killNow)
|
|
{
|
|
hr = IAudioClient_GetCurrentPadding(self->client, &written);
|
|
if(FAILED(hr))
|
|
{
|
|
ERR("Failed to get padding: 0x%08lx\n", hr);
|
|
V0(device->Backend,lock)();
|
|
aluHandleDisconnect(device);
|
|
V0(device->Backend,unlock)();
|
|
break;
|
|
}
|
|
self->Padding = written;
|
|
|
|
len = buffer_len - written;
|
|
if(len < update_size)
|
|
{
|
|
DWORD res;
|
|
res = WaitForSingleObjectEx(self->NotifyEvent, 2000, FALSE);
|
|
if(res != WAIT_OBJECT_0)
|
|
ERR("WaitForSingleObjectEx error: 0x%lx\n", res);
|
|
continue;
|
|
}
|
|
len -= len%update_size;
|
|
|
|
hr = IAudioRenderClient_GetBuffer(self->render, len, &buffer);
|
|
if(SUCCEEDED(hr))
|
|
{
|
|
V0(device->Backend,lock)();
|
|
aluMixData(device, buffer, len);
|
|
self->Padding = written + len;
|
|
V0(device->Backend,unlock)();
|
|
hr = IAudioRenderClient_ReleaseBuffer(self->render, len, 0);
|
|
}
|
|
if(FAILED(hr))
|
|
{
|
|
ERR("Failed to buffer data: 0x%08lx\n", hr);
|
|
V0(device->Backend,lock)();
|
|
aluHandleDisconnect(device);
|
|
V0(device->Backend,unlock)();
|
|
break;
|
|
}
|
|
}
|
|
self->Padding = 0;
|
|
|
|
CoUninitialize();
|
|
return 0;
|
|
}
|
|
|
|
|
|
static ALCboolean MakeExtensible(WAVEFORMATEXTENSIBLE *out, const WAVEFORMATEX *in)
|
|
{
|
|
memset(out, 0, sizeof(*out));
|
|
if(in->wFormatTag == WAVE_FORMAT_EXTENSIBLE)
|
|
*out = *(const WAVEFORMATEXTENSIBLE*)in;
|
|
else if(in->wFormatTag == WAVE_FORMAT_PCM)
|
|
{
|
|
out->Format = *in;
|
|
out->Format.wFormatTag = WAVE_FORMAT_EXTENSIBLE;
|
|
out->Format.cbSize = sizeof(*out) - sizeof(*in);
|
|
if(out->Format.nChannels == 1)
|
|
out->dwChannelMask = MONO;
|
|
else if(out->Format.nChannels == 2)
|
|
out->dwChannelMask = STEREO;
|
|
else
|
|
ERR("Unhandled PCM channel count: %d\n", out->Format.nChannels);
|
|
out->SubFormat = KSDATAFORMAT_SUBTYPE_PCM;
|
|
}
|
|
else if(in->wFormatTag == WAVE_FORMAT_IEEE_FLOAT)
|
|
{
|
|
out->Format = *in;
|
|
out->Format.wFormatTag = WAVE_FORMAT_EXTENSIBLE;
|
|
out->Format.cbSize = sizeof(*out) - sizeof(*in);
|
|
if(out->Format.nChannels == 1)
|
|
out->dwChannelMask = MONO;
|
|
else if(out->Format.nChannels == 2)
|
|
out->dwChannelMask = STEREO;
|
|
else
|
|
ERR("Unhandled IEEE float channel count: %d\n", out->Format.nChannels);
|
|
out->SubFormat = KSDATAFORMAT_SUBTYPE_IEEE_FLOAT;
|
|
}
|
|
else
|
|
{
|
|
ERR("Unhandled format tag: 0x%04x\n", in->wFormatTag);
|
|
return ALC_FALSE;
|
|
}
|
|
return ALC_TRUE;
|
|
}
|
|
|
|
|
|
static ALCenum ALCmmdevPlayback_open(ALCmmdevPlayback *self, const ALCchar *deviceName)
|
|
{
|
|
HRESULT hr = S_OK;
|
|
|
|
self->NotifyEvent = CreateEvent(NULL, FALSE, FALSE, NULL);
|
|
self->MsgEvent = CreateEvent(NULL, FALSE, FALSE, NULL);
|
|
if(self->NotifyEvent == NULL || self->MsgEvent == NULL)
|
|
{
|
|
ERR("Failed to create message events: %lu\n", GetLastError());
|
|
hr = E_FAIL;
|
|
}
|
|
|
|
if(SUCCEEDED(hr))
|
|
{
|
|
if(deviceName)
|
|
{
|
|
const DevMap *iter, *end;
|
|
|
|
if(VECTOR_SIZE(PlaybackDevices) == 0)
|
|
{
|
|
ThreadRequest req = { self->MsgEvent, 0 };
|
|
if(PostThreadMessage(ThreadID, WM_USER_Enumerate, (WPARAM)&req, ALL_DEVICE_PROBE))
|
|
(void)WaitForResponse(&req);
|
|
}
|
|
|
|
hr = E_FAIL;
|
|
iter = VECTOR_ITER_BEGIN(PlaybackDevices);
|
|
end = VECTOR_ITER_END(PlaybackDevices);
|
|
for(;iter != end;iter++)
|
|
{
|
|
if(al_string_cmp_cstr(iter->name, deviceName) == 0)
|
|
{
|
|
self->devid = strdupW(iter->devid);
|
|
hr = S_OK;
|
|
break;
|
|
}
|
|
}
|
|
if(FAILED(hr))
|
|
WARN("Failed to find device name matching \"%s\"\n", deviceName);
|
|
}
|
|
}
|
|
|
|
if(SUCCEEDED(hr))
|
|
{
|
|
ThreadRequest req = { self->MsgEvent, 0 };
|
|
|
|
hr = E_FAIL;
|
|
if(PostThreadMessage(ThreadID, WM_USER_OpenDevice, (WPARAM)&req, (LPARAM)STATIC_CAST(ALCmmdevProxy, self)))
|
|
hr = WaitForResponse(&req);
|
|
else
|
|
ERR("Failed to post thread message: %lu\n", GetLastError());
|
|
}
|
|
|
|
if(FAILED(hr))
|
|
{
|
|
if(self->NotifyEvent != NULL)
|
|
CloseHandle(self->NotifyEvent);
|
|
self->NotifyEvent = NULL;
|
|
if(self->MsgEvent != NULL)
|
|
CloseHandle(self->MsgEvent);
|
|
self->MsgEvent = NULL;
|
|
|
|
free(self->devid);
|
|
self->devid = NULL;
|
|
|
|
ERR("Device init failed: 0x%08lx\n", hr);
|
|
return ALC_INVALID_VALUE;
|
|
}
|
|
|
|
return ALC_NO_ERROR;
|
|
}
|
|
|
|
static HRESULT ALCmmdevPlayback_openProxy(ALCmmdevPlayback *self)
|
|
{
|
|
ALCdevice *device = STATIC_CAST(ALCbackend, self)->mDevice;
|
|
void *ptr;
|
|
HRESULT hr;
|
|
|
|
hr = CoCreateInstance(&CLSID_MMDeviceEnumerator, NULL, CLSCTX_INPROC_SERVER, &IID_IMMDeviceEnumerator, &ptr);
|
|
if(SUCCEEDED(hr))
|
|
{
|
|
IMMDeviceEnumerator *Enumerator = ptr;
|
|
if(!self->devid)
|
|
hr = IMMDeviceEnumerator_GetDefaultAudioEndpoint(Enumerator, eRender, eMultimedia, &self->mmdev);
|
|
else
|
|
hr = IMMDeviceEnumerator_GetDevice(Enumerator, self->devid, &self->mmdev);
|
|
IMMDeviceEnumerator_Release(Enumerator);
|
|
Enumerator = NULL;
|
|
}
|
|
if(SUCCEEDED(hr))
|
|
hr = IMMDevice_Activate(self->mmdev, &IID_IAudioClient, CLSCTX_INPROC_SERVER, NULL, &ptr);
|
|
if(SUCCEEDED(hr))
|
|
{
|
|
self->client = ptr;
|
|
get_device_name(self->mmdev, &device->DeviceName);
|
|
}
|
|
|
|
if(FAILED(hr))
|
|
{
|
|
if(self->mmdev)
|
|
IMMDevice_Release(self->mmdev);
|
|
self->mmdev = NULL;
|
|
}
|
|
|
|
return hr;
|
|
}
|
|
|
|
|
|
static void ALCmmdevPlayback_close(ALCmmdevPlayback *self)
|
|
{
|
|
ThreadRequest req = { self->MsgEvent, 0 };
|
|
|
|
if(PostThreadMessage(ThreadID, WM_USER_CloseDevice, (WPARAM)&req, (LPARAM)STATIC_CAST(ALCmmdevProxy, self)))
|
|
(void)WaitForResponse(&req);
|
|
|
|
CloseHandle(self->MsgEvent);
|
|
self->MsgEvent = NULL;
|
|
|
|
CloseHandle(self->NotifyEvent);
|
|
self->NotifyEvent = NULL;
|
|
|
|
free(self->devid);
|
|
self->devid = NULL;
|
|
}
|
|
|
|
static void ALCmmdevPlayback_closeProxy(ALCmmdevPlayback *self)
|
|
{
|
|
if(self->client)
|
|
IAudioClient_Release(self->client);
|
|
self->client = NULL;
|
|
|
|
if(self->mmdev)
|
|
IMMDevice_Release(self->mmdev);
|
|
self->mmdev = NULL;
|
|
}
|
|
|
|
|
|
static ALCboolean ALCmmdevPlayback_reset(ALCmmdevPlayback *self)
|
|
{
|
|
ThreadRequest req = { self->MsgEvent, 0 };
|
|
HRESULT hr = E_FAIL;
|
|
|
|
if(PostThreadMessage(ThreadID, WM_USER_ResetDevice, (WPARAM)&req, (LPARAM)STATIC_CAST(ALCmmdevProxy, self)))
|
|
hr = WaitForResponse(&req);
|
|
|
|
return SUCCEEDED(hr) ? ALC_TRUE : ALC_FALSE;
|
|
}
|
|
|
|
static HRESULT ALCmmdevPlayback_resetProxy(ALCmmdevPlayback *self)
|
|
{
|
|
ALCdevice *device = STATIC_CAST(ALCbackend, self)->mDevice;
|
|
EndpointFormFactor formfactor = UnknownFormFactor;
|
|
WAVEFORMATEXTENSIBLE OutputType;
|
|
WAVEFORMATEX *wfx = NULL;
|
|
REFERENCE_TIME min_per, buf_time;
|
|
UINT32 buffer_len, min_len;
|
|
void *ptr = NULL;
|
|
HRESULT hr;
|
|
|
|
if(self->client)
|
|
IAudioClient_Release(self->client);
|
|
self->client = NULL;
|
|
|
|
hr = IMMDevice_Activate(self->mmdev, &IID_IAudioClient, CLSCTX_INPROC_SERVER, NULL, &ptr);
|
|
if(FAILED(hr))
|
|
{
|
|
ERR("Failed to reactivate audio client: 0x%08lx\n", hr);
|
|
return hr;
|
|
}
|
|
self->client = ptr;
|
|
|
|
hr = IAudioClient_GetMixFormat(self->client, &wfx);
|
|
if(FAILED(hr))
|
|
{
|
|
ERR("Failed to get mix format: 0x%08lx\n", hr);
|
|
return hr;
|
|
}
|
|
|
|
if(!MakeExtensible(&OutputType, wfx))
|
|
{
|
|
CoTaskMemFree(wfx);
|
|
return E_FAIL;
|
|
}
|
|
CoTaskMemFree(wfx);
|
|
wfx = NULL;
|
|
|
|
buf_time = ((REFERENCE_TIME)device->UpdateSize*device->NumUpdates*10000000 +
|
|
device->Frequency-1) / device->Frequency;
|
|
|
|
if(!(device->Flags&DEVICE_FREQUENCY_REQUEST))
|
|
device->Frequency = OutputType.Format.nSamplesPerSec;
|
|
if(!(device->Flags&DEVICE_CHANNELS_REQUEST))
|
|
{
|
|
if(OutputType.Format.nChannels == 1 && OutputType.dwChannelMask == MONO)
|
|
device->FmtChans = DevFmtMono;
|
|
else if(OutputType.Format.nChannels == 2 && OutputType.dwChannelMask == STEREO)
|
|
device->FmtChans = DevFmtStereo;
|
|
else if(OutputType.Format.nChannels == 4 && OutputType.dwChannelMask == QUAD)
|
|
device->FmtChans = DevFmtQuad;
|
|
else if(OutputType.Format.nChannels == 6 && OutputType.dwChannelMask == X5DOT1)
|
|
device->FmtChans = DevFmtX51;
|
|
else if(OutputType.Format.nChannels == 6 && OutputType.dwChannelMask == X5DOT1REAR)
|
|
device->FmtChans = DevFmtX51Rear;
|
|
else if(OutputType.Format.nChannels == 7 && OutputType.dwChannelMask == X6DOT1)
|
|
device->FmtChans = DevFmtX61;
|
|
else if(OutputType.Format.nChannels == 8 && (OutputType.dwChannelMask == X7DOT1 || OutputType.dwChannelMask == X7DOT1_WIDE))
|
|
device->FmtChans = DevFmtX71;
|
|
else
|
|
ERR("Unhandled channel config: %d -- 0x%08lx\n", OutputType.Format.nChannels, OutputType.dwChannelMask);
|
|
}
|
|
|
|
switch(device->FmtChans)
|
|
{
|
|
case DevFmtMono:
|
|
OutputType.Format.nChannels = 1;
|
|
OutputType.dwChannelMask = MONO;
|
|
break;
|
|
case DevFmtBFormat3D:
|
|
device->FmtChans = DevFmtStereo;
|
|
/*fall-through*/
|
|
case DevFmtStereo:
|
|
OutputType.Format.nChannels = 2;
|
|
OutputType.dwChannelMask = STEREO;
|
|
break;
|
|
case DevFmtQuad:
|
|
OutputType.Format.nChannels = 4;
|
|
OutputType.dwChannelMask = QUAD;
|
|
break;
|
|
case DevFmtX51:
|
|
OutputType.Format.nChannels = 6;
|
|
OutputType.dwChannelMask = X5DOT1;
|
|
break;
|
|
case DevFmtX51Rear:
|
|
OutputType.Format.nChannels = 6;
|
|
OutputType.dwChannelMask = X5DOT1REAR;
|
|
break;
|
|
case DevFmtX61:
|
|
OutputType.Format.nChannels = 7;
|
|
OutputType.dwChannelMask = X6DOT1;
|
|
break;
|
|
case DevFmtX71:
|
|
OutputType.Format.nChannels = 8;
|
|
OutputType.dwChannelMask = X7DOT1;
|
|
break;
|
|
}
|
|
switch(device->FmtType)
|
|
{
|
|
case DevFmtByte:
|
|
device->FmtType = DevFmtUByte;
|
|
/* fall-through */
|
|
case DevFmtUByte:
|
|
OutputType.Format.wBitsPerSample = 8;
|
|
OutputType.Samples.wValidBitsPerSample = 8;
|
|
OutputType.SubFormat = KSDATAFORMAT_SUBTYPE_PCM;
|
|
break;
|
|
case DevFmtUShort:
|
|
device->FmtType = DevFmtShort;
|
|
/* fall-through */
|
|
case DevFmtShort:
|
|
OutputType.Format.wBitsPerSample = 16;
|
|
OutputType.Samples.wValidBitsPerSample = 16;
|
|
OutputType.SubFormat = KSDATAFORMAT_SUBTYPE_PCM;
|
|
break;
|
|
case DevFmtUInt:
|
|
device->FmtType = DevFmtInt;
|
|
/* fall-through */
|
|
case DevFmtInt:
|
|
OutputType.Format.wBitsPerSample = 32;
|
|
OutputType.Samples.wValidBitsPerSample = 32;
|
|
OutputType.SubFormat = KSDATAFORMAT_SUBTYPE_PCM;
|
|
break;
|
|
case DevFmtFloat:
|
|
OutputType.Format.wBitsPerSample = 32;
|
|
OutputType.Samples.wValidBitsPerSample = 32;
|
|
OutputType.SubFormat = KSDATAFORMAT_SUBTYPE_IEEE_FLOAT;
|
|
break;
|
|
}
|
|
OutputType.Format.nSamplesPerSec = device->Frequency;
|
|
|
|
OutputType.Format.nBlockAlign = OutputType.Format.nChannels *
|
|
OutputType.Format.wBitsPerSample / 8;
|
|
OutputType.Format.nAvgBytesPerSec = OutputType.Format.nSamplesPerSec *
|
|
OutputType.Format.nBlockAlign;
|
|
|
|
hr = IAudioClient_IsFormatSupported(self->client, AUDCLNT_SHAREMODE_SHARED, &OutputType.Format, &wfx);
|
|
if(FAILED(hr))
|
|
{
|
|
ERR("Failed to check format support: 0x%08lx\n", hr);
|
|
hr = IAudioClient_GetMixFormat(self->client, &wfx);
|
|
}
|
|
if(FAILED(hr))
|
|
{
|
|
ERR("Failed to find a supported format: 0x%08lx\n", hr);
|
|
return hr;
|
|
}
|
|
|
|
if(wfx != NULL)
|
|
{
|
|
if(!MakeExtensible(&OutputType, wfx))
|
|
{
|
|
CoTaskMemFree(wfx);
|
|
return E_FAIL;
|
|
}
|
|
CoTaskMemFree(wfx);
|
|
wfx = NULL;
|
|
|
|
device->Frequency = OutputType.Format.nSamplesPerSec;
|
|
if(OutputType.Format.nChannels == 1 && OutputType.dwChannelMask == MONO)
|
|
device->FmtChans = DevFmtMono;
|
|
else if(OutputType.Format.nChannels == 2 && OutputType.dwChannelMask == STEREO)
|
|
device->FmtChans = DevFmtStereo;
|
|
else if(OutputType.Format.nChannels == 4 && OutputType.dwChannelMask == QUAD)
|
|
device->FmtChans = DevFmtQuad;
|
|
else if(OutputType.Format.nChannels == 6 && OutputType.dwChannelMask == X5DOT1)
|
|
device->FmtChans = DevFmtX51;
|
|
else if(OutputType.Format.nChannels == 6 && OutputType.dwChannelMask == X5DOT1REAR)
|
|
device->FmtChans = DevFmtX51Rear;
|
|
else if(OutputType.Format.nChannels == 7 && OutputType.dwChannelMask == X6DOT1)
|
|
device->FmtChans = DevFmtX61;
|
|
else if(OutputType.Format.nChannels == 8 && (OutputType.dwChannelMask == X7DOT1 || OutputType.dwChannelMask == X7DOT1_WIDE))
|
|
device->FmtChans = DevFmtX71;
|
|
else
|
|
{
|
|
ERR("Unhandled extensible channels: %d -- 0x%08lx\n", OutputType.Format.nChannels, OutputType.dwChannelMask);
|
|
device->FmtChans = DevFmtStereo;
|
|
OutputType.Format.nChannels = 2;
|
|
OutputType.dwChannelMask = STEREO;
|
|
}
|
|
|
|
if(IsEqualGUID(&OutputType.SubFormat, &KSDATAFORMAT_SUBTYPE_PCM))
|
|
{
|
|
if(OutputType.Format.wBitsPerSample == 8)
|
|
device->FmtType = DevFmtUByte;
|
|
else if(OutputType.Format.wBitsPerSample == 16)
|
|
device->FmtType = DevFmtShort;
|
|
else if(OutputType.Format.wBitsPerSample == 32)
|
|
device->FmtType = DevFmtInt;
|
|
else
|
|
{
|
|
device->FmtType = DevFmtShort;
|
|
OutputType.Format.wBitsPerSample = 16;
|
|
}
|
|
}
|
|
else if(IsEqualGUID(&OutputType.SubFormat, &KSDATAFORMAT_SUBTYPE_IEEE_FLOAT))
|
|
{
|
|
device->FmtType = DevFmtFloat;
|
|
OutputType.Format.wBitsPerSample = 32;
|
|
}
|
|
else
|
|
{
|
|
ERR("Unhandled format sub-type\n");
|
|
device->FmtType = DevFmtShort;
|
|
OutputType.Format.wBitsPerSample = 16;
|
|
OutputType.SubFormat = KSDATAFORMAT_SUBTYPE_PCM;
|
|
}
|
|
OutputType.Samples.wValidBitsPerSample = OutputType.Format.wBitsPerSample;
|
|
}
|
|
get_device_formfactor(self->mmdev, &formfactor);
|
|
device->IsHeadphones = (device->FmtChans == DevFmtStereo && formfactor == Headphones);
|
|
|
|
SetDefaultWFXChannelOrder(device);
|
|
|
|
hr = IAudioClient_Initialize(self->client, AUDCLNT_SHAREMODE_SHARED,
|
|
AUDCLNT_STREAMFLAGS_EVENTCALLBACK,
|
|
buf_time, 0, &OutputType.Format, NULL);
|
|
if(FAILED(hr))
|
|
{
|
|
ERR("Failed to initialize audio client: 0x%08lx\n", hr);
|
|
return hr;
|
|
}
|
|
|
|
hr = IAudioClient_GetDevicePeriod(self->client, &min_per, NULL);
|
|
if(SUCCEEDED(hr))
|
|
{
|
|
min_len = (UINT32)((min_per*device->Frequency + 10000000-1) / 10000000);
|
|
/* Find the nearest multiple of the period size to the update size */
|
|
if(min_len < device->UpdateSize)
|
|
min_len *= (device->UpdateSize + min_len/2)/min_len;
|
|
hr = IAudioClient_GetBufferSize(self->client, &buffer_len);
|
|
}
|
|
if(FAILED(hr))
|
|
{
|
|
ERR("Failed to get audio buffer info: 0x%08lx\n", hr);
|
|
return hr;
|
|
}
|
|
|
|
device->UpdateSize = min_len;
|
|
device->NumUpdates = buffer_len / device->UpdateSize;
|
|
if(device->NumUpdates <= 1)
|
|
{
|
|
ERR("Audio client returned buffer_len < period*2; expect break up\n");
|
|
device->NumUpdates = 2;
|
|
device->UpdateSize = buffer_len / device->NumUpdates;
|
|
}
|
|
|
|
hr = IAudioClient_SetEventHandle(self->client, self->NotifyEvent);
|
|
if(FAILED(hr))
|
|
{
|
|
ERR("Failed to set event handle: 0x%08lx\n", hr);
|
|
return hr;
|
|
}
|
|
|
|
return hr;
|
|
}
|
|
|
|
|
|
static ALCboolean ALCmmdevPlayback_start(ALCmmdevPlayback *self)
|
|
{
|
|
ThreadRequest req = { self->MsgEvent, 0 };
|
|
HRESULT hr = E_FAIL;
|
|
|
|
if(PostThreadMessage(ThreadID, WM_USER_StartDevice, (WPARAM)&req, (LPARAM)STATIC_CAST(ALCmmdevProxy, self)))
|
|
hr = WaitForResponse(&req);
|
|
|
|
return SUCCEEDED(hr) ? ALC_TRUE : ALC_FALSE;
|
|
}
|
|
|
|
static HRESULT ALCmmdevPlayback_startProxy(ALCmmdevPlayback *self)
|
|
{
|
|
HRESULT hr;
|
|
void *ptr;
|
|
|
|
ResetEvent(self->NotifyEvent);
|
|
hr = IAudioClient_Start(self->client);
|
|
if(FAILED(hr))
|
|
ERR("Failed to start audio client: 0x%08lx\n", hr);
|
|
|
|
if(SUCCEEDED(hr))
|
|
hr = IAudioClient_GetService(self->client, &IID_IAudioRenderClient, &ptr);
|
|
if(SUCCEEDED(hr))
|
|
{
|
|
self->render = ptr;
|
|
self->killNow = 0;
|
|
if(althrd_create(&self->thread, ALCmmdevPlayback_mixerProc, self) != althrd_success)
|
|
{
|
|
if(self->render)
|
|
IAudioRenderClient_Release(self->render);
|
|
self->render = NULL;
|
|
IAudioClient_Stop(self->client);
|
|
ERR("Failed to start thread\n");
|
|
hr = E_FAIL;
|
|
}
|
|
}
|
|
|
|
return hr;
|
|
}
|
|
|
|
|
|
static void ALCmmdevPlayback_stop(ALCmmdevPlayback *self)
|
|
{
|
|
ThreadRequest req = { self->MsgEvent, 0 };
|
|
if(PostThreadMessage(ThreadID, WM_USER_StopDevice, (WPARAM)&req, (LPARAM)STATIC_CAST(ALCmmdevProxy, self)))
|
|
(void)WaitForResponse(&req);
|
|
}
|
|
|
|
static void ALCmmdevPlayback_stopProxy(ALCmmdevPlayback *self)
|
|
{
|
|
int res;
|
|
|
|
if(!self->render)
|
|
return;
|
|
|
|
self->killNow = 1;
|
|
althrd_join(self->thread, &res);
|
|
|
|
IAudioRenderClient_Release(self->render);
|
|
self->render = NULL;
|
|
IAudioClient_Stop(self->client);
|
|
}
|
|
|
|
|
|
static ALint64 ALCmmdevPlayback_getLatency(ALCmmdevPlayback *self)
|
|
{
|
|
ALCdevice *device = STATIC_CAST(ALCbackend, self)->mDevice;
|
|
return (ALint64)self->Padding * 1000000000 / device->Frequency;
|
|
}
|
|
|
|
|
|
typedef struct ALCmmdevCapture {
|
|
DERIVE_FROM_TYPE(ALCbackend);
|
|
DERIVE_FROM_TYPE(ALCmmdevProxy);
|
|
|
|
WCHAR *devid;
|
|
|
|
IMMDevice *mmdev;
|
|
IAudioClient *client;
|
|
IAudioCaptureClient *capture;
|
|
HANDLE NotifyEvent;
|
|
|
|
HANDLE MsgEvent;
|
|
|
|
RingBuffer *Ring;
|
|
|
|
volatile int killNow;
|
|
althrd_t thread;
|
|
} ALCmmdevCapture;
|
|
|
|
static int ALCmmdevCapture_recordProc(void *arg);
|
|
|
|
static void ALCmmdevCapture_Construct(ALCmmdevCapture *self, ALCdevice *device);
|
|
static void ALCmmdevCapture_Destruct(ALCmmdevCapture *self);
|
|
static ALCenum ALCmmdevCapture_open(ALCmmdevCapture *self, const ALCchar *name);
|
|
static HRESULT ALCmmdevCapture_openProxy(ALCmmdevCapture *self);
|
|
static void ALCmmdevCapture_close(ALCmmdevCapture *self);
|
|
static void ALCmmdevCapture_closeProxy(ALCmmdevCapture *self);
|
|
static DECLARE_FORWARD(ALCmmdevCapture, ALCbackend, ALCboolean, reset)
|
|
static HRESULT ALCmmdevCapture_resetProxy(ALCmmdevCapture *self);
|
|
static ALCboolean ALCmmdevCapture_start(ALCmmdevCapture *self);
|
|
static HRESULT ALCmmdevCapture_startProxy(ALCmmdevCapture *self);
|
|
static void ALCmmdevCapture_stop(ALCmmdevCapture *self);
|
|
static void ALCmmdevCapture_stopProxy(ALCmmdevCapture *self);
|
|
static ALCenum ALCmmdevCapture_captureSamples(ALCmmdevCapture *self, ALCvoid *buffer, ALCuint samples);
|
|
static ALuint ALCmmdevCapture_availableSamples(ALCmmdevCapture *self);
|
|
static DECLARE_FORWARD(ALCmmdevCapture, ALCbackend, ALint64, getLatency)
|
|
static DECLARE_FORWARD(ALCmmdevCapture, ALCbackend, void, lock)
|
|
static DECLARE_FORWARD(ALCmmdevCapture, ALCbackend, void, unlock)
|
|
DECLARE_DEFAULT_ALLOCATORS(ALCmmdevCapture)
|
|
|
|
DEFINE_ALCMMDEVPROXY_VTABLE(ALCmmdevCapture);
|
|
DEFINE_ALCBACKEND_VTABLE(ALCmmdevCapture);
|
|
|
|
|
|
static void ALCmmdevCapture_Construct(ALCmmdevCapture *self, ALCdevice *device)
|
|
{
|
|
SET_VTABLE2(ALCmmdevCapture, ALCbackend, self);
|
|
SET_VTABLE2(ALCmmdevCapture, ALCmmdevProxy, self);
|
|
ALCbackend_Construct(STATIC_CAST(ALCbackend, self), device);
|
|
ALCmmdevProxy_Construct(STATIC_CAST(ALCmmdevProxy, self));
|
|
|
|
self->devid = NULL;
|
|
|
|
self->mmdev = NULL;
|
|
self->client = NULL;
|
|
self->capture = NULL;
|
|
self->NotifyEvent = NULL;
|
|
|
|
self->MsgEvent = NULL;
|
|
|
|
self->Ring = NULL;
|
|
|
|
self->killNow = 0;
|
|
}
|
|
|
|
static void ALCmmdevCapture_Destruct(ALCmmdevCapture *self)
|
|
{
|
|
DestroyRingBuffer(self->Ring);
|
|
self->Ring = NULL;
|
|
|
|
if(self->NotifyEvent != NULL)
|
|
CloseHandle(self->NotifyEvent);
|
|
self->NotifyEvent = NULL;
|
|
if(self->MsgEvent != NULL)
|
|
CloseHandle(self->MsgEvent);
|
|
self->MsgEvent = NULL;
|
|
|
|
free(self->devid);
|
|
self->devid = NULL;
|
|
|
|
ALCmmdevProxy_Destruct(STATIC_CAST(ALCmmdevProxy, self));
|
|
ALCbackend_Destruct(STATIC_CAST(ALCbackend, self));
|
|
}
|
|
|
|
|
|
FORCE_ALIGN int ALCmmdevCapture_recordProc(void *arg)
|
|
{
|
|
ALCmmdevCapture *self = arg;
|
|
ALCdevice *device = STATIC_CAST(ALCbackend, self)->mDevice;
|
|
HRESULT hr;
|
|
|
|
hr = CoInitialize(NULL);
|
|
if(FAILED(hr))
|
|
{
|
|
ERR("CoInitialize(NULL) failed: 0x%08lx\n", hr);
|
|
V0(device->Backend,lock)();
|
|
aluHandleDisconnect(device);
|
|
V0(device->Backend,unlock)();
|
|
return 1;
|
|
}
|
|
|
|
althrd_setname(althrd_current(), RECORD_THREAD_NAME);
|
|
|
|
while(!self->killNow)
|
|
{
|
|
UINT32 avail;
|
|
DWORD res;
|
|
|
|
hr = IAudioCaptureClient_GetNextPacketSize(self->capture, &avail);
|
|
if(FAILED(hr))
|
|
ERR("Failed to get next packet size: 0x%08lx\n", hr);
|
|
else while(avail > 0 && SUCCEEDED(hr))
|
|
{
|
|
UINT32 numsamples;
|
|
DWORD flags;
|
|
BYTE *data;
|
|
|
|
hr = IAudioCaptureClient_GetBuffer(self->capture,
|
|
&data, &numsamples, &flags, NULL, NULL
|
|
);
|
|
if(FAILED(hr))
|
|
{
|
|
ERR("Failed to get capture buffer: 0x%08lx\n", hr);
|
|
break;
|
|
}
|
|
|
|
WriteRingBuffer(self->Ring, data, numsamples);
|
|
|
|
hr = IAudioCaptureClient_ReleaseBuffer(self->capture, numsamples);
|
|
if(FAILED(hr))
|
|
{
|
|
ERR("Failed to release capture buffer: 0x%08lx\n", hr);
|
|
break;
|
|
}
|
|
|
|
hr = IAudioCaptureClient_GetNextPacketSize(self->capture, &avail);
|
|
if(FAILED(hr))
|
|
ERR("Failed to get next packet size: 0x%08lx\n", hr);
|
|
}
|
|
|
|
if(FAILED(hr))
|
|
{
|
|
V0(device->Backend,lock)();
|
|
aluHandleDisconnect(device);
|
|
V0(device->Backend,unlock)();
|
|
break;
|
|
}
|
|
|
|
res = WaitForSingleObjectEx(self->NotifyEvent, 2000, FALSE);
|
|
if(res != WAIT_OBJECT_0)
|
|
ERR("WaitForSingleObjectEx error: 0x%lx\n", res);
|
|
}
|
|
|
|
CoUninitialize();
|
|
return 0;
|
|
}
|
|
|
|
|
|
static ALCenum ALCmmdevCapture_open(ALCmmdevCapture *self, const ALCchar *deviceName)
|
|
{
|
|
HRESULT hr = S_OK;
|
|
|
|
self->NotifyEvent = CreateEvent(NULL, FALSE, FALSE, NULL);
|
|
self->MsgEvent = CreateEvent(NULL, FALSE, FALSE, NULL);
|
|
if(self->NotifyEvent == NULL || self->MsgEvent == NULL)
|
|
{
|
|
ERR("Failed to create message events: %lu\n", GetLastError());
|
|
hr = E_FAIL;
|
|
}
|
|
|
|
if(SUCCEEDED(hr))
|
|
{
|
|
if(deviceName)
|
|
{
|
|
const DevMap *iter;
|
|
|
|
if(VECTOR_SIZE(CaptureDevices) == 0)
|
|
{
|
|
ThreadRequest req = { self->MsgEvent, 0 };
|
|
if(PostThreadMessage(ThreadID, WM_USER_Enumerate, (WPARAM)&req, CAPTURE_DEVICE_PROBE))
|
|
(void)WaitForResponse(&req);
|
|
}
|
|
|
|
hr = E_FAIL;
|
|
#define MATCH_NAME(i) (al_string_cmp_cstr((i)->name, deviceName) == 0)
|
|
VECTOR_FIND_IF(iter, const DevMap, CaptureDevices, MATCH_NAME);
|
|
if(iter == VECTOR_ITER_END(CaptureDevices))
|
|
WARN("Failed to find device name matching \"%s\"\n", deviceName);
|
|
else
|
|
{
|
|
self->devid = strdupW(iter->devid);
|
|
hr = S_OK;
|
|
}
|
|
#undef MATCH_NAME
|
|
}
|
|
}
|
|
|
|
if(SUCCEEDED(hr))
|
|
{
|
|
ThreadRequest req = { self->MsgEvent, 0 };
|
|
|
|
hr = E_FAIL;
|
|
if(PostThreadMessage(ThreadID, WM_USER_OpenDevice, (WPARAM)&req, (LPARAM)STATIC_CAST(ALCmmdevProxy, self)))
|
|
hr = WaitForResponse(&req);
|
|
else
|
|
ERR("Failed to post thread message: %lu\n", GetLastError());
|
|
}
|
|
|
|
if(FAILED(hr))
|
|
{
|
|
if(self->NotifyEvent != NULL)
|
|
CloseHandle(self->NotifyEvent);
|
|
self->NotifyEvent = NULL;
|
|
if(self->MsgEvent != NULL)
|
|
CloseHandle(self->MsgEvent);
|
|
self->MsgEvent = NULL;
|
|
|
|
free(self->devid);
|
|
self->devid = NULL;
|
|
|
|
ERR("Device init failed: 0x%08lx\n", hr);
|
|
return ALC_INVALID_VALUE;
|
|
}
|
|
else
|
|
{
|
|
ThreadRequest req = { self->MsgEvent, 0 };
|
|
|
|
hr = E_FAIL;
|
|
if(PostThreadMessage(ThreadID, WM_USER_ResetDevice, (WPARAM)&req, (LPARAM)STATIC_CAST(ALCmmdevProxy, self)))
|
|
hr = WaitForResponse(&req);
|
|
else
|
|
ERR("Failed to post thread message: %lu\n", GetLastError());
|
|
|
|
if(FAILED(hr))
|
|
{
|
|
ALCmmdevCapture_close(self);
|
|
if(hr == E_OUTOFMEMORY)
|
|
return ALC_OUT_OF_MEMORY;
|
|
return ALC_INVALID_VALUE;
|
|
}
|
|
}
|
|
|
|
return ALC_NO_ERROR;
|
|
}
|
|
|
|
static HRESULT ALCmmdevCapture_openProxy(ALCmmdevCapture *self)
|
|
{
|
|
ALCdevice *device = STATIC_CAST(ALCbackend, self)->mDevice;
|
|
void *ptr;
|
|
HRESULT hr;
|
|
|
|
hr = CoCreateInstance(&CLSID_MMDeviceEnumerator, NULL, CLSCTX_INPROC_SERVER, &IID_IMMDeviceEnumerator, &ptr);
|
|
if(SUCCEEDED(hr))
|
|
{
|
|
IMMDeviceEnumerator *Enumerator = ptr;
|
|
if(!self->devid)
|
|
hr = IMMDeviceEnumerator_GetDefaultAudioEndpoint(Enumerator, eCapture, eMultimedia, &self->mmdev);
|
|
else
|
|
hr = IMMDeviceEnumerator_GetDevice(Enumerator, self->devid, &self->mmdev);
|
|
IMMDeviceEnumerator_Release(Enumerator);
|
|
Enumerator = NULL;
|
|
}
|
|
if(SUCCEEDED(hr))
|
|
hr = IMMDevice_Activate(self->mmdev, &IID_IAudioClient, CLSCTX_INPROC_SERVER, NULL, &ptr);
|
|
if(SUCCEEDED(hr))
|
|
{
|
|
self->client = ptr;
|
|
get_device_name(self->mmdev, &device->DeviceName);
|
|
}
|
|
|
|
if(FAILED(hr))
|
|
{
|
|
if(self->mmdev)
|
|
IMMDevice_Release(self->mmdev);
|
|
self->mmdev = NULL;
|
|
}
|
|
|
|
return hr;
|
|
}
|
|
|
|
|
|
static void ALCmmdevCapture_close(ALCmmdevCapture *self)
|
|
{
|
|
ThreadRequest req = { self->MsgEvent, 0 };
|
|
|
|
if(PostThreadMessage(ThreadID, WM_USER_CloseDevice, (WPARAM)&req, (LPARAM)STATIC_CAST(ALCmmdevProxy, self)))
|
|
(void)WaitForResponse(&req);
|
|
|
|
DestroyRingBuffer(self->Ring);
|
|
self->Ring = NULL;
|
|
|
|
CloseHandle(self->MsgEvent);
|
|
self->MsgEvent = NULL;
|
|
|
|
CloseHandle(self->NotifyEvent);
|
|
self->NotifyEvent = NULL;
|
|
|
|
free(self->devid);
|
|
self->devid = NULL;
|
|
}
|
|
|
|
static void ALCmmdevCapture_closeProxy(ALCmmdevCapture *self)
|
|
{
|
|
if(self->client)
|
|
IAudioClient_Release(self->client);
|
|
self->client = NULL;
|
|
|
|
if(self->mmdev)
|
|
IMMDevice_Release(self->mmdev);
|
|
self->mmdev = NULL;
|
|
}
|
|
|
|
|
|
static HRESULT ALCmmdevCapture_resetProxy(ALCmmdevCapture *self)
|
|
{
|
|
ALCdevice *device = STATIC_CAST(ALCbackend, self)->mDevice;
|
|
WAVEFORMATEXTENSIBLE OutputType;
|
|
REFERENCE_TIME buf_time;
|
|
UINT32 buffer_len;
|
|
void *ptr = NULL;
|
|
HRESULT hr;
|
|
|
|
if(self->client)
|
|
IAudioClient_Release(self->client);
|
|
self->client = NULL;
|
|
|
|
hr = IMMDevice_Activate(self->mmdev, &IID_IAudioClient, CLSCTX_INPROC_SERVER, NULL, &ptr);
|
|
if(FAILED(hr))
|
|
{
|
|
ERR("Failed to reactivate audio client: 0x%08lx\n", hr);
|
|
return hr;
|
|
}
|
|
self->client = ptr;
|
|
|
|
buf_time = ((REFERENCE_TIME)device->UpdateSize*device->NumUpdates*10000000 +
|
|
device->Frequency-1) / device->Frequency;
|
|
|
|
OutputType.Format.wFormatTag = WAVE_FORMAT_EXTENSIBLE;
|
|
switch(device->FmtChans)
|
|
{
|
|
case DevFmtMono:
|
|
OutputType.Format.nChannels = 1;
|
|
OutputType.dwChannelMask = MONO;
|
|
break;
|
|
case DevFmtStereo:
|
|
OutputType.Format.nChannels = 2;
|
|
OutputType.dwChannelMask = STEREO;
|
|
break;
|
|
case DevFmtQuad:
|
|
OutputType.Format.nChannels = 4;
|
|
OutputType.dwChannelMask = QUAD;
|
|
break;
|
|
case DevFmtX51:
|
|
OutputType.Format.nChannels = 6;
|
|
OutputType.dwChannelMask = X5DOT1;
|
|
break;
|
|
case DevFmtX51Rear:
|
|
OutputType.Format.nChannels = 6;
|
|
OutputType.dwChannelMask = X5DOT1REAR;
|
|
break;
|
|
case DevFmtX61:
|
|
OutputType.Format.nChannels = 7;
|
|
OutputType.dwChannelMask = X6DOT1;
|
|
break;
|
|
case DevFmtX71:
|
|
OutputType.Format.nChannels = 8;
|
|
OutputType.dwChannelMask = X7DOT1;
|
|
break;
|
|
|
|
case DevFmtBFormat3D:
|
|
return E_FAIL;
|
|
}
|
|
switch(device->FmtType)
|
|
{
|
|
case DevFmtUByte:
|
|
OutputType.Format.wBitsPerSample = 8;
|
|
OutputType.Samples.wValidBitsPerSample = 8;
|
|
OutputType.SubFormat = KSDATAFORMAT_SUBTYPE_PCM;
|
|
break;
|
|
case DevFmtShort:
|
|
OutputType.Format.wBitsPerSample = 16;
|
|
OutputType.Samples.wValidBitsPerSample = 16;
|
|
OutputType.SubFormat = KSDATAFORMAT_SUBTYPE_PCM;
|
|
break;
|
|
case DevFmtInt:
|
|
OutputType.Format.wBitsPerSample = 32;
|
|
OutputType.Samples.wValidBitsPerSample = 32;
|
|
OutputType.SubFormat = KSDATAFORMAT_SUBTYPE_PCM;
|
|
break;
|
|
case DevFmtFloat:
|
|
OutputType.Format.wBitsPerSample = 32;
|
|
OutputType.Samples.wValidBitsPerSample = 32;
|
|
OutputType.SubFormat = KSDATAFORMAT_SUBTYPE_IEEE_FLOAT;
|
|
break;
|
|
|
|
case DevFmtByte:
|
|
case DevFmtUShort:
|
|
case DevFmtUInt:
|
|
WARN("%s capture samples not supported\n", DevFmtTypeString(device->FmtType));
|
|
return E_FAIL;
|
|
}
|
|
OutputType.Format.nSamplesPerSec = device->Frequency;
|
|
|
|
OutputType.Format.nBlockAlign = OutputType.Format.nChannels *
|
|
OutputType.Format.wBitsPerSample / 8;
|
|
OutputType.Format.nAvgBytesPerSec = OutputType.Format.nSamplesPerSec *
|
|
OutputType.Format.nBlockAlign;
|
|
|
|
hr = IAudioClient_IsFormatSupported(self->client,
|
|
AUDCLNT_SHAREMODE_SHARED, &OutputType.Format, NULL
|
|
);
|
|
if(FAILED(hr))
|
|
{
|
|
ERR("Failed to check format support: 0x%08lx\n", hr);
|
|
return hr;
|
|
}
|
|
|
|
hr = IAudioClient_Initialize(self->client,
|
|
AUDCLNT_SHAREMODE_SHARED, AUDCLNT_STREAMFLAGS_EVENTCALLBACK,
|
|
buf_time, 0, &OutputType.Format, NULL
|
|
);
|
|
if(FAILED(hr))
|
|
{
|
|
ERR("Failed to initialize audio client: 0x%08lx\n", hr);
|
|
return hr;
|
|
}
|
|
|
|
hr = IAudioClient_GetBufferSize(self->client, &buffer_len);
|
|
if(FAILED(hr))
|
|
{
|
|
ERR("Failed to get buffer size: 0x%08lx\n", hr);
|
|
return hr;
|
|
}
|
|
|
|
buffer_len = maxu(device->UpdateSize*device->NumUpdates, buffer_len);
|
|
self->Ring = CreateRingBuffer(OutputType.Format.nBlockAlign, buffer_len);
|
|
if(!self->Ring)
|
|
{
|
|
ERR("Failed to allocate capture ring buffer\n");
|
|
return E_OUTOFMEMORY;
|
|
}
|
|
|
|
hr = IAudioClient_SetEventHandle(self->client, self->NotifyEvent);
|
|
if(FAILED(hr))
|
|
{
|
|
ERR("Failed to set event handle: 0x%08lx\n", hr);
|
|
return hr;
|
|
}
|
|
|
|
return hr;
|
|
}
|
|
|
|
|
|
static ALCboolean ALCmmdevCapture_start(ALCmmdevCapture *self)
|
|
{
|
|
ThreadRequest req = { self->MsgEvent, 0 };
|
|
HRESULT hr = E_FAIL;
|
|
|
|
if(PostThreadMessage(ThreadID, WM_USER_StartDevice, (WPARAM)&req, (LPARAM)STATIC_CAST(ALCmmdevProxy, self)))
|
|
hr = WaitForResponse(&req);
|
|
|
|
return SUCCEEDED(hr) ? ALC_TRUE : ALC_FALSE;
|
|
}
|
|
|
|
static HRESULT ALCmmdevCapture_startProxy(ALCmmdevCapture *self)
|
|
{
|
|
HRESULT hr;
|
|
void *ptr;
|
|
|
|
ResetEvent(self->NotifyEvent);
|
|
hr = IAudioClient_Start(self->client);
|
|
if(FAILED(hr))
|
|
{
|
|
ERR("Failed to start audio client: 0x%08lx\n", hr);
|
|
return hr;
|
|
}
|
|
|
|
hr = IAudioClient_GetService(self->client, &IID_IAudioCaptureClient, &ptr);
|
|
if(SUCCEEDED(hr))
|
|
{
|
|
self->capture = ptr;
|
|
self->killNow = 0;
|
|
if(althrd_create(&self->thread, ALCmmdevCapture_recordProc, self) != althrd_success)
|
|
{
|
|
ERR("Failed to start thread\n");
|
|
IAudioCaptureClient_Release(self->capture);
|
|
self->capture = NULL;
|
|
hr = E_FAIL;
|
|
}
|
|
}
|
|
|
|
if(FAILED(hr))
|
|
{
|
|
IAudioClient_Stop(self->client);
|
|
IAudioClient_Reset(self->client);
|
|
}
|
|
|
|
return hr;
|
|
}
|
|
|
|
|
|
static void ALCmmdevCapture_stop(ALCmmdevCapture *self)
|
|
{
|
|
ThreadRequest req = { self->MsgEvent, 0 };
|
|
if(PostThreadMessage(ThreadID, WM_USER_StopDevice, (WPARAM)&req, (LPARAM)STATIC_CAST(ALCmmdevProxy, self)))
|
|
(void)WaitForResponse(&req);
|
|
}
|
|
|
|
static void ALCmmdevCapture_stopProxy(ALCmmdevCapture *self)
|
|
{
|
|
int res;
|
|
|
|
if(!self->capture)
|
|
return;
|
|
|
|
self->killNow = 1;
|
|
althrd_join(self->thread, &res);
|
|
|
|
IAudioCaptureClient_Release(self->capture);
|
|
self->capture = NULL;
|
|
IAudioClient_Stop(self->client);
|
|
IAudioClient_Reset(self->client);
|
|
}
|
|
|
|
|
|
ALuint ALCmmdevCapture_availableSamples(ALCmmdevCapture *self)
|
|
{
|
|
return RingBufferSize(self->Ring);
|
|
}
|
|
|
|
ALCenum ALCmmdevCapture_captureSamples(ALCmmdevCapture *self, ALCvoid *buffer, ALCuint samples)
|
|
{
|
|
if(ALCmmdevCapture_availableSamples(self) < samples)
|
|
return ALC_INVALID_VALUE;
|
|
ReadRingBuffer(self->Ring, buffer, samples);
|
|
return ALC_NO_ERROR;
|
|
}
|
|
|
|
|
|
static inline void AppendAllDevicesList2(const DevMap *entry)
|
|
{ AppendAllDevicesList(al_string_get_cstr(entry->name)); }
|
|
static inline void AppendCaptureDeviceList2(const DevMap *entry)
|
|
{ AppendCaptureDeviceList(al_string_get_cstr(entry->name)); }
|
|
|
|
typedef struct ALCmmdevBackendFactory {
|
|
DERIVE_FROM_TYPE(ALCbackendFactory);
|
|
} ALCmmdevBackendFactory;
|
|
#define ALCMMDEVBACKENDFACTORY_INITIALIZER { { GET_VTABLE2(ALCmmdevBackendFactory, ALCbackendFactory) } }
|
|
|
|
static ALCboolean ALCmmdevBackendFactory_init(ALCmmdevBackendFactory *self);
|
|
static void ALCmmdevBackendFactory_deinit(ALCmmdevBackendFactory *self);
|
|
static ALCboolean ALCmmdevBackendFactory_querySupport(ALCmmdevBackendFactory *self, ALCbackend_Type type);
|
|
static void ALCmmdevBackendFactory_probe(ALCmmdevBackendFactory *self, enum DevProbe type);
|
|
static ALCbackend* ALCmmdevBackendFactory_createBackend(ALCmmdevBackendFactory *self, ALCdevice *device, ALCbackend_Type type);
|
|
|
|
DEFINE_ALCBACKENDFACTORY_VTABLE(ALCmmdevBackendFactory);
|
|
|
|
|
|
static BOOL MMDevApiLoad(void)
|
|
{
|
|
static HRESULT InitResult;
|
|
if(!ThreadHdl)
|
|
{
|
|
ThreadRequest req;
|
|
InitResult = E_FAIL;
|
|
|
|
req.FinishedEvt = CreateEvent(NULL, FALSE, FALSE, NULL);
|
|
if(req.FinishedEvt == NULL)
|
|
ERR("Failed to create event: %lu\n", GetLastError());
|
|
else
|
|
{
|
|
ThreadHdl = CreateThread(NULL, 0, ALCmmdevProxy_messageHandler, &req, 0, &ThreadID);
|
|
if(ThreadHdl != NULL)
|
|
InitResult = WaitForResponse(&req);
|
|
CloseHandle(req.FinishedEvt);
|
|
}
|
|
}
|
|
return SUCCEEDED(InitResult);
|
|
}
|
|
|
|
static ALCboolean ALCmmdevBackendFactory_init(ALCmmdevBackendFactory* UNUSED(self))
|
|
{
|
|
VECTOR_INIT(PlaybackDevices);
|
|
VECTOR_INIT(CaptureDevices);
|
|
|
|
if(!MMDevApiLoad())
|
|
return ALC_FALSE;
|
|
return ALC_TRUE;
|
|
}
|
|
|
|
static void ALCmmdevBackendFactory_deinit(ALCmmdevBackendFactory* UNUSED(self))
|
|
{
|
|
clear_devlist(&PlaybackDevices);
|
|
VECTOR_DEINIT(PlaybackDevices);
|
|
|
|
clear_devlist(&CaptureDevices);
|
|
VECTOR_DEINIT(CaptureDevices);
|
|
|
|
if(ThreadHdl)
|
|
{
|
|
TRACE("Sending WM_QUIT to Thread %04lx\n", ThreadID);
|
|
PostThreadMessage(ThreadID, WM_QUIT, 0, 0);
|
|
CloseHandle(ThreadHdl);
|
|
ThreadHdl = NULL;
|
|
}
|
|
}
|
|
|
|
static ALCboolean ALCmmdevBackendFactory_querySupport(ALCmmdevBackendFactory* UNUSED(self), ALCbackend_Type type)
|
|
{
|
|
if(type == ALCbackend_Playback/* || type == ALCbackend_Capture*/)
|
|
return ALC_TRUE;
|
|
return ALC_FALSE;
|
|
}
|
|
|
|
static void ALCmmdevBackendFactory_probe(ALCmmdevBackendFactory* UNUSED(self), enum DevProbe type)
|
|
{
|
|
ThreadRequest req = { NULL, 0 };
|
|
|
|
req.FinishedEvt = CreateEvent(NULL, FALSE, FALSE, NULL);
|
|
if(req.FinishedEvt == NULL)
|
|
ERR("Failed to create event: %lu\n", GetLastError());
|
|
else
|
|
{
|
|
HRESULT hr = E_FAIL;
|
|
if(PostThreadMessage(ThreadID, WM_USER_Enumerate, (WPARAM)&req, type))
|
|
hr = WaitForResponse(&req);
|
|
if(SUCCEEDED(hr)) switch(type)
|
|
{
|
|
case ALL_DEVICE_PROBE:
|
|
VECTOR_FOR_EACH(const DevMap, PlaybackDevices, AppendAllDevicesList2);
|
|
break;
|
|
|
|
case CAPTURE_DEVICE_PROBE:
|
|
VECTOR_FOR_EACH(const DevMap, CaptureDevices, AppendCaptureDeviceList2);
|
|
break;
|
|
}
|
|
CloseHandle(req.FinishedEvt);
|
|
req.FinishedEvt = NULL;
|
|
}
|
|
}
|
|
|
|
static ALCbackend* ALCmmdevBackendFactory_createBackend(ALCmmdevBackendFactory* UNUSED(self), ALCdevice *device, ALCbackend_Type type)
|
|
{
|
|
if(type == ALCbackend_Playback)
|
|
{
|
|
ALCmmdevPlayback *backend;
|
|
|
|
backend = ALCmmdevPlayback_New(sizeof(*backend));
|
|
if(!backend) return NULL;
|
|
memset(backend, 0, sizeof(*backend));
|
|
|
|
ALCmmdevPlayback_Construct(backend, device);
|
|
|
|
return STATIC_CAST(ALCbackend, backend);
|
|
}
|
|
if(type == ALCbackend_Capture)
|
|
{
|
|
ALCmmdevCapture *backend;
|
|
|
|
backend = ALCmmdevCapture_New(sizeof(*backend));
|
|
if(!backend) return NULL;
|
|
memset(backend, 0, sizeof(*backend));
|
|
|
|
ALCmmdevCapture_Construct(backend, device);
|
|
|
|
return STATIC_CAST(ALCbackend, backend);
|
|
}
|
|
|
|
return NULL;
|
|
}
|
|
|
|
|
|
ALCbackendFactory *ALCmmdevBackendFactory_getFactory(void)
|
|
{
|
|
static ALCmmdevBackendFactory factory = ALCMMDEVBACKENDFACTORY_INITIALIZER;
|
|
return STATIC_CAST(ALCbackendFactory, &factory);
|
|
}
|