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Sweden-Number/dlls/winecoreaudio.drv/mmdevdrv.c

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/*
* Copyright 2011 Andrew Eikum for CodeWeavers
*
* 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
*/
#define NONAMELESSUNION
#define COBJMACROS
#include "config.h"
#define LoadResource __carbon_LoadResource
#define CompareString __carbon_CompareString
#define GetCurrentThread __carbon_GetCurrentThread
#define GetCurrentProcess __carbon_GetCurrentProcess
#include <stdarg.h>
#include <errno.h>
#include <limits.h>
#include <stdio.h>
#include <stdlib.h>
#include <string.h>
#include <sys/types.h>
#include <sys/stat.h>
#include <sys/ioctl.h>
#include <fcntl.h>
#include <fenv.h>
#include <unistd.h>
#include <libkern/OSAtomic.h>
#include <CoreAudio/CoreAudio.h>
#include <AudioToolbox/AudioFormat.h>
#include <AudioToolbox/AudioConverter.h>
#include <AudioUnit/AudioUnit.h>
#undef LoadResource
#undef CompareString
#undef GetCurrentThread
#undef GetCurrentProcess
#undef _CDECL
#include "windef.h"
#include "winbase.h"
#include "winnls.h"
#include "winreg.h"
#include "wine/debug.h"
#include "wine/unicode.h"
#include "wine/list.h"
#include "ole2.h"
#include "mmdeviceapi.h"
#include "devpkey.h"
#include "dshow.h"
#include "dsound.h"
#include "initguid.h"
#include "endpointvolume.h"
#include "audioclient.h"
#include "audiopolicy.h"
WINE_DEFAULT_DEBUG_CHANNEL(coreaudio);
#ifndef HAVE_AUDIOUNIT_AUDIOCOMPONENT_H
/* Define new AudioComponent Manager functions for OSX 10.5 */
typedef Component AudioComponent;
typedef ComponentDescription AudioComponentDescription;
typedef ComponentInstance AudioComponentInstance;
static inline AudioComponent AudioComponentFindNext(AudioComponent ac, AudioComponentDescription *desc)
{
return FindNextComponent(ac, desc);
}
static inline OSStatus AudioComponentInstanceNew(AudioComponent ac, AudioComponentInstance *aci)
{
return OpenAComponent(ac, aci);
}
static inline OSStatus AudioComponentInstanceDispose(AudioComponentInstance aci)
{
return CloseComponent(aci);
}
#endif
#define NULL_PTR_ERR MAKE_HRESULT(SEVERITY_ERROR, FACILITY_WIN32, RPC_X_NULL_REF_POINTER)
static const REFERENCE_TIME DefaultPeriod = 100000;
static const REFERENCE_TIME MinimumPeriod = 50000;
struct ACImpl;
typedef struct ACImpl ACImpl;
typedef struct _AudioSession {
GUID guid;
struct list clients;
IMMDevice *device;
float master_vol;
UINT32 channel_count;
float *channel_vols;
BOOL mute;
CRITICAL_SECTION lock;
struct list entry;
} AudioSession;
typedef struct _AudioSessionWrapper {
IAudioSessionControl2 IAudioSessionControl2_iface;
IChannelAudioVolume IChannelAudioVolume_iface;
ISimpleAudioVolume ISimpleAudioVolume_iface;
LONG ref;
ACImpl *client;
AudioSession *session;
} AudioSessionWrapper;
struct ACImpl {
IAudioClient IAudioClient_iface;
IAudioRenderClient IAudioRenderClient_iface;
IAudioCaptureClient IAudioCaptureClient_iface;
IAudioClock IAudioClock_iface;
IAudioClock2 IAudioClock2_iface;
IAudioStreamVolume IAudioStreamVolume_iface;
LONG ref;
IMMDevice *parent;
IUnknown *pUnkFTMarshal;
WAVEFORMATEX *fmt;
EDataFlow dataflow;
DWORD flags;
AUDCLNT_SHAREMODE share;
HANDLE event;
float *vols;
BOOL initted;
AudioDeviceID adevid;
AudioObjectPropertyScope scope;
AudioConverterRef converter;
AudioComponentInstance unit;
AudioStreamBasicDescription dev_desc; /* audio unit format, not necessarily the same as fmt */
HANDLE timer;
UINT32 period_ms, bufsize_frames, period_frames;
UINT64 written_frames;
UINT32 lcl_offs_frames, wri_offs_frames, held_frames, tmp_buffer_frames;
UINT32 cap_bufsize_frames, cap_offs_frames, cap_held_frames, wrap_bufsize_frames, resamp_bufsize_frames;
INT32 getbuf_last;
BOOL playing;
BYTE *cap_buffer, *wrap_buffer, *resamp_buffer, *local_buffer, *tmp_buffer;
AudioSession *session;
AudioSessionWrapper *session_wrapper;
struct list entry;
OSSpinLock lock;
};
static const IAudioClientVtbl AudioClient_Vtbl;
static const IAudioRenderClientVtbl AudioRenderClient_Vtbl;
static const IAudioCaptureClientVtbl AudioCaptureClient_Vtbl;
static const IAudioSessionControl2Vtbl AudioSessionControl2_Vtbl;
static const ISimpleAudioVolumeVtbl SimpleAudioVolume_Vtbl;
static const IAudioClockVtbl AudioClock_Vtbl;
static const IAudioClock2Vtbl AudioClock2_Vtbl;
static const IAudioStreamVolumeVtbl AudioStreamVolume_Vtbl;
static const IChannelAudioVolumeVtbl ChannelAudioVolume_Vtbl;
static const IAudioSessionManager2Vtbl AudioSessionManager2_Vtbl;
typedef struct _SessionMgr {
IAudioSessionManager2 IAudioSessionManager2_iface;
LONG ref;
IMMDevice *device;
} SessionMgr;
static const WCHAR drv_key_devicesW[] = {'S','o','f','t','w','a','r','e','\\',
'W','i','n','e','\\','D','r','i','v','e','r','s','\\',
'w','i','n','e','c','o','r','e','a','u','d','i','o','.','d','r','v','\\','d','e','v','i','c','e','s',0};
static const WCHAR guidW[] = {'g','u','i','d',0};
static HANDLE g_timer_q;
static CRITICAL_SECTION g_sessions_lock;
static CRITICAL_SECTION_DEBUG g_sessions_lock_debug =
{
0, 0, &g_sessions_lock,
{ &g_sessions_lock_debug.ProcessLocksList, &g_sessions_lock_debug.ProcessLocksList },
0, 0, { (DWORD_PTR)(__FILE__ ": g_sessions_lock") }
};
static CRITICAL_SECTION g_sessions_lock = { &g_sessions_lock_debug, -1, 0, 0, 0, 0 };
static struct list g_sessions = LIST_INIT(g_sessions);
static AudioSessionWrapper *AudioSessionWrapper_Create(ACImpl *client);
static HRESULT ca_setvol(ACImpl *This, UINT32 index);
static inline ACImpl *impl_from_IAudioClient(IAudioClient *iface)
{
return CONTAINING_RECORD(iface, ACImpl, IAudioClient_iface);
}
static inline ACImpl *impl_from_IAudioRenderClient(IAudioRenderClient *iface)
{
return CONTAINING_RECORD(iface, ACImpl, IAudioRenderClient_iface);
}
static inline ACImpl *impl_from_IAudioCaptureClient(IAudioCaptureClient *iface)
{
return CONTAINING_RECORD(iface, ACImpl, IAudioCaptureClient_iface);
}
static inline AudioSessionWrapper *impl_from_IAudioSessionControl2(IAudioSessionControl2 *iface)
{
return CONTAINING_RECORD(iface, AudioSessionWrapper, IAudioSessionControl2_iface);
}
static inline AudioSessionWrapper *impl_from_ISimpleAudioVolume(ISimpleAudioVolume *iface)
{
return CONTAINING_RECORD(iface, AudioSessionWrapper, ISimpleAudioVolume_iface);
}
static inline AudioSessionWrapper *impl_from_IChannelAudioVolume(IChannelAudioVolume *iface)
{
return CONTAINING_RECORD(iface, AudioSessionWrapper, IChannelAudioVolume_iface);
}
static inline ACImpl *impl_from_IAudioClock(IAudioClock *iface)
{
return CONTAINING_RECORD(iface, ACImpl, IAudioClock_iface);
}
static inline ACImpl *impl_from_IAudioClock2(IAudioClock2 *iface)
{
return CONTAINING_RECORD(iface, ACImpl, IAudioClock2_iface);
}
static inline ACImpl *impl_from_IAudioStreamVolume(IAudioStreamVolume *iface)
{
return CONTAINING_RECORD(iface, ACImpl, IAudioStreamVolume_iface);
}
static inline SessionMgr *impl_from_IAudioSessionManager2(IAudioSessionManager2 *iface)
{
return CONTAINING_RECORD(iface, SessionMgr, IAudioSessionManager2_iface);
}
BOOL WINAPI DllMain(HINSTANCE dll, DWORD reason, void *reserved)
{
switch (reason)
{
case DLL_PROCESS_ATTACH:
g_timer_q = CreateTimerQueue();
if(!g_timer_q)
return FALSE;
break;
case DLL_PROCESS_DETACH:
if (reserved) break;
DeleteCriticalSection(&g_sessions_lock);
break;
}
return TRUE;
}
/* From <dlls/mmdevapi/mmdevapi.h> */
enum DriverPriority {
Priority_Unavailable = 0,
Priority_Low,
Priority_Neutral,
Priority_Preferred
};
int WINAPI AUDDRV_GetPriority(void)
{
return Priority_Neutral;
}
static HRESULT osstatus_to_hresult(OSStatus sc)
{
switch(sc){
case kAudioFormatUnsupportedDataFormatError:
case kAudioFormatUnknownFormatError:
case kAudioDeviceUnsupportedFormatError:
return AUDCLNT_E_UNSUPPORTED_FORMAT;
case kAudioHardwareBadDeviceError:
return AUDCLNT_E_DEVICE_INVALIDATED;
}
return E_FAIL;
}
static void set_device_guid(EDataFlow flow, HKEY drv_key, const WCHAR *key_name,
GUID *guid)
{
HKEY key;
BOOL opened = FALSE;
LONG lr;
if(!drv_key){
lr = RegCreateKeyExW(HKEY_CURRENT_USER, drv_key_devicesW, 0, NULL, 0, KEY_WRITE,
NULL, &drv_key, NULL);
if(lr != ERROR_SUCCESS){
ERR("RegCreateKeyEx(drv_key) failed: %u\n", lr);
return;
}
opened = TRUE;
}
lr = RegCreateKeyExW(drv_key, key_name, 0, NULL, 0, KEY_WRITE,
NULL, &key, NULL);
if(lr != ERROR_SUCCESS){
ERR("RegCreateKeyEx(%s) failed: %u\n", wine_dbgstr_w(key_name), lr);
goto exit;
}
lr = RegSetValueExW(key, guidW, 0, REG_BINARY, (BYTE*)guid,
sizeof(GUID));
if(lr != ERROR_SUCCESS)
ERR("RegSetValueEx(%s\\guid) failed: %u\n", wine_dbgstr_w(key_name), lr);
RegCloseKey(key);
exit:
if(opened)
RegCloseKey(drv_key);
}
static void get_device_guid(EDataFlow flow, AudioDeviceID device, GUID *guid)
{
HKEY key = NULL, dev_key;
DWORD type, size = sizeof(*guid);
WCHAR key_name[256];
static const WCHAR key_fmt[] = {'%','u',0};
if(flow == eCapture)
key_name[0] = '1';
else
key_name[0] = '0';
key_name[1] = ',';
sprintfW(key_name + 2, key_fmt, device);
if(RegOpenKeyExW(HKEY_CURRENT_USER, drv_key_devicesW, 0, KEY_WRITE|KEY_READ, &key) == ERROR_SUCCESS){
if(RegOpenKeyExW(key, key_name, 0, KEY_READ, &dev_key) == ERROR_SUCCESS){
if(RegQueryValueExW(dev_key, guidW, 0, &type,
(BYTE*)guid, &size) == ERROR_SUCCESS){
if(type == REG_BINARY){
RegCloseKey(dev_key);
RegCloseKey(key);
return;
}
ERR("Invalid type for device %s GUID: %u; ignoring and overwriting\n",
wine_dbgstr_w(key_name), type);
}
RegCloseKey(dev_key);
}
}
CoCreateGuid(guid);
set_device_guid(flow, key, key_name, guid);
if(key)
RegCloseKey(key);
}
HRESULT WINAPI AUDDRV_GetEndpointIDs(EDataFlow flow, WCHAR ***ids,
GUID **guids, UINT *num, UINT *def_index)
{
UInt32 devsize, size;
AudioDeviceID *devices;
AudioDeviceID default_id;
AudioObjectPropertyAddress addr;
OSStatus sc;
int i, ndevices;
TRACE("%d %p %p %p\n", flow, ids, num, def_index);
addr.mScope = kAudioObjectPropertyScopeGlobal;
addr.mElement = kAudioObjectPropertyElementMaster;
if(flow == eRender)
addr.mSelector = kAudioHardwarePropertyDefaultOutputDevice;
else if(flow == eCapture)
addr.mSelector = kAudioHardwarePropertyDefaultInputDevice;
else
return E_INVALIDARG;
size = sizeof(default_id);
sc = AudioObjectGetPropertyData(kAudioObjectSystemObject, &addr, 0,
NULL, &size, &default_id);
if(sc != noErr){
WARN("Getting _DefaultInputDevice property failed: %x\n", (int)sc);
default_id = -1;
}
addr.mSelector = kAudioHardwarePropertyDevices;
sc = AudioObjectGetPropertyDataSize(kAudioObjectSystemObject, &addr, 0,
NULL, &devsize);
if(sc != noErr){
WARN("Getting _Devices property size failed: %x\n", (int)sc);
return osstatus_to_hresult(sc);
}
devices = HeapAlloc(GetProcessHeap(), 0, devsize);
if(!devices)
return E_OUTOFMEMORY;
sc = AudioObjectGetPropertyData(kAudioObjectSystemObject, &addr, 0, NULL,
&devsize, devices);
if(sc != noErr){
WARN("Getting _Devices property failed: %x\n", (int)sc);
HeapFree(GetProcessHeap(), 0, devices);
return osstatus_to_hresult(sc);
}
ndevices = devsize / sizeof(AudioDeviceID);
*ids = HeapAlloc(GetProcessHeap(), 0, ndevices * sizeof(WCHAR *));
if(!*ids){
HeapFree(GetProcessHeap(), 0, devices);
return E_OUTOFMEMORY;
}
*guids = HeapAlloc(GetProcessHeap(), 0, ndevices * sizeof(GUID));
if(!*guids){
HeapFree(GetProcessHeap(), 0, *ids);
HeapFree(GetProcessHeap(), 0, devices);
return E_OUTOFMEMORY;
}
*num = 0;
*def_index = (UINT)-1;
for(i = 0; i < ndevices; ++i){
AudioBufferList *buffers;
CFStringRef name;
SIZE_T len;
int j;
addr.mSelector = kAudioDevicePropertyStreamConfiguration;
if(flow == eRender)
addr.mScope = kAudioDevicePropertyScopeOutput;
else
addr.mScope = kAudioDevicePropertyScopeInput;
addr.mElement = 0;
sc = AudioObjectGetPropertyDataSize(devices[i], &addr, 0, NULL, &size);
if(sc != noErr){
WARN("Unable to get _StreamConfiguration property size for "
"device %u: %x\n", (unsigned int)devices[i], (int)sc);
continue;
}
buffers = HeapAlloc(GetProcessHeap(), 0, size);
if(!buffers){
HeapFree(GetProcessHeap(), 0, devices);
for(j = 0; j < *num; ++j)
HeapFree(GetProcessHeap(), 0, (*ids)[j]);
HeapFree(GetProcessHeap(), 0, *guids);
HeapFree(GetProcessHeap(), 0, *ids);
return E_OUTOFMEMORY;
}
sc = AudioObjectGetPropertyData(devices[i], &addr, 0, NULL,
&size, buffers);
if(sc != noErr){
WARN("Unable to get _StreamConfiguration property for "
"device %u: %x\n", (unsigned int)devices[i], (int)sc);
HeapFree(GetProcessHeap(), 0, buffers);
continue;
}
/* check that there's at least one channel in this device before
* we claim it as usable */
for(j = 0; j < buffers->mNumberBuffers; ++j)
if(buffers->mBuffers[j].mNumberChannels > 0)
break;
if(j >= buffers->mNumberBuffers){
HeapFree(GetProcessHeap(), 0, buffers);
continue;
}
HeapFree(GetProcessHeap(), 0, buffers);
size = sizeof(name);
addr.mSelector = kAudioObjectPropertyName;
sc = AudioObjectGetPropertyData(devices[i], &addr, 0, NULL,
&size, &name);
if(sc != noErr){
WARN("Unable to get _Name property for device %u: %x\n",
(unsigned int)devices[i], (int)sc);
continue;
}
len = CFStringGetLength(name) + 1;
(*ids)[*num] = HeapAlloc(GetProcessHeap(), 0, len * sizeof(WCHAR));
if(!(*ids)[*num]){
CFRelease(name);
HeapFree(GetProcessHeap(), 0, devices);
for(j = 0; j < *num; ++j)
HeapFree(GetProcessHeap(), 0, (*ids)[j]);
HeapFree(GetProcessHeap(), 0, *ids);
HeapFree(GetProcessHeap(), 0, *guids);
return E_OUTOFMEMORY;
}
CFStringGetCharacters(name, CFRangeMake(0, len - 1), (UniChar*)(*ids)[*num]);
((*ids)[*num])[len - 1] = 0;
CFRelease(name);
get_device_guid(flow, devices[i], &(*guids)[*num]);
if(*def_index == (UINT)-1 && devices[i] == default_id)
*def_index = *num;
TRACE("device %u: id %s key %u%s\n", *num, debugstr_w((*ids)[*num]),
(unsigned int)devices[i], (*def_index == *num) ? " (default)" : "");
(*num)++;
}
if(*def_index == (UINT)-1)
*def_index = 0;
HeapFree(GetProcessHeap(), 0, devices);
return S_OK;
}
static BOOL get_deviceid_by_guid(GUID *guid, AudioDeviceID *id, EDataFlow *flow)
{
HKEY devices_key;
UINT i = 0;
WCHAR key_name[256];
DWORD key_name_size;
if(RegOpenKeyExW(HKEY_CURRENT_USER, drv_key_devicesW, 0, KEY_READ, &devices_key) != ERROR_SUCCESS){
ERR("No devices in registry?\n");
return FALSE;
}
while(1){
HKEY key;
DWORD size, type;
GUID reg_guid;
key_name_size = sizeof(key_name);
if(RegEnumKeyExW(devices_key, i++, key_name, &key_name_size, NULL,
NULL, NULL, NULL) != ERROR_SUCCESS)
break;
if(RegOpenKeyExW(devices_key, key_name, 0, KEY_READ, &key) != ERROR_SUCCESS){
WARN("Couldn't open key: %s\n", wine_dbgstr_w(key_name));
continue;
}
size = sizeof(reg_guid);
if(RegQueryValueExW(key, guidW, 0, &type,
(BYTE*)&reg_guid, &size) == ERROR_SUCCESS){
if(IsEqualGUID(&reg_guid, guid)){
RegCloseKey(key);
RegCloseKey(devices_key);
TRACE("Found matching device key: %s\n", wine_dbgstr_w(key_name));
if(key_name[0] == '0')
*flow = eRender;
else if(key_name[0] == '1')
*flow = eCapture;
else{
ERR("Unknown device type: %c\n", key_name[0]);
return FALSE;
}
*id = strtoulW(key_name + 2, NULL, 10);
return TRUE;
}
}
RegCloseKey(key);
}
RegCloseKey(devices_key);
WARN("No matching device in registry for GUID %s\n", debugstr_guid(guid));
return FALSE;
}
static AudioComponentInstance get_audiounit(EDataFlow dataflow, AudioDeviceID adevid)
{
AudioComponentInstance unit;
AudioComponent comp;
AudioComponentDescription desc;
OSStatus sc;
memset(&desc, 0, sizeof(desc));
desc.componentType = kAudioUnitType_Output;
desc.componentSubType = kAudioUnitSubType_HALOutput;
desc.componentManufacturer = kAudioUnitManufacturer_Apple;
if(!(comp = AudioComponentFindNext(NULL, &desc))){
WARN("AudioComponentFindNext failed\n");
return NULL;
}
sc = AudioComponentInstanceNew(comp, &unit);
if(sc != noErr){
WARN("AudioComponentInstanceNew failed: %x\n", (int)sc);
return NULL;
}
if(dataflow == eCapture){
UInt32 enableio;
enableio = 1;
sc = AudioUnitSetProperty(unit, kAudioOutputUnitProperty_EnableIO,
kAudioUnitScope_Input, 1, &enableio, sizeof(enableio));
if(sc != noErr){
WARN("Couldn't enable I/O on input element: %x\n", (int)sc);
AudioComponentInstanceDispose(unit);
return NULL;
}
enableio = 0;
sc = AudioUnitSetProperty(unit, kAudioOutputUnitProperty_EnableIO,
kAudioUnitScope_Output, 0, &enableio, sizeof(enableio));
if(sc != noErr){
WARN("Couldn't disable I/O on output element: %x\n", (int)sc);
AudioComponentInstanceDispose(unit);
return NULL;
}
}
sc = AudioUnitSetProperty(unit, kAudioOutputUnitProperty_CurrentDevice,
kAudioUnitScope_Global, 0, &adevid, sizeof(adevid));
if(sc != noErr){
WARN("Couldn't set audio unit device\n");
AudioComponentInstanceDispose(unit);
return NULL;
}
return unit;
}
HRESULT WINAPI AUDDRV_GetAudioEndpoint(GUID *guid, IMMDevice *dev, IAudioClient **out)
{
ACImpl *This;
AudioDeviceID adevid;
EDataFlow dataflow;
HRESULT hr;
TRACE("%s %p %p\n", debugstr_guid(guid), dev, out);
if(!get_deviceid_by_guid(guid, &adevid, &dataflow))
return AUDCLNT_E_DEVICE_INVALIDATED;
This = HeapAlloc(GetProcessHeap(), HEAP_ZERO_MEMORY, sizeof(ACImpl));
if(!This)
return E_OUTOFMEMORY;
This->IAudioClient_iface.lpVtbl = &AudioClient_Vtbl;
This->IAudioRenderClient_iface.lpVtbl = &AudioRenderClient_Vtbl;
This->IAudioCaptureClient_iface.lpVtbl = &AudioCaptureClient_Vtbl;
This->IAudioClock_iface.lpVtbl = &AudioClock_Vtbl;
This->IAudioClock2_iface.lpVtbl = &AudioClock2_Vtbl;
This->IAudioStreamVolume_iface.lpVtbl = &AudioStreamVolume_Vtbl;
This->dataflow = dataflow;
if(dataflow == eRender)
This->scope = kAudioDevicePropertyScopeOutput;
else if(dataflow == eCapture)
This->scope = kAudioDevicePropertyScopeInput;
else{
HeapFree(GetProcessHeap(), 0, This);
return E_INVALIDARG;
}
This->lock = 0;
hr = CoCreateFreeThreadedMarshaler((IUnknown *)&This->IAudioClient_iface, &This->pUnkFTMarshal);
if (FAILED(hr)) {
HeapFree(GetProcessHeap(), 0, This);
return hr;
}
This->parent = dev;
IMMDevice_AddRef(This->parent);
This->adevid = adevid;
if(!(This->unit = get_audiounit(This->dataflow, This->adevid))){
HeapFree(GetProcessHeap(), 0, This);
return AUDCLNT_E_DEVICE_INVALIDATED;
}
*out = &This->IAudioClient_iface;
IAudioClient_AddRef(&This->IAudioClient_iface);
return S_OK;
}
static HRESULT WINAPI AudioClient_QueryInterface(IAudioClient *iface,
REFIID riid, void **ppv)
{
ACImpl *This = impl_from_IAudioClient(iface);
TRACE("(%p)->(%s, %p)\n", iface, debugstr_guid(riid), ppv);
if(!ppv)
return E_POINTER;
*ppv = NULL;
if(IsEqualIID(riid, &IID_IUnknown) || IsEqualIID(riid, &IID_IAudioClient))
*ppv = iface;
else if(IsEqualIID(riid, &IID_IMarshal))
return IUnknown_QueryInterface(This->pUnkFTMarshal, riid, ppv);
if(*ppv){
IUnknown_AddRef((IUnknown*)*ppv);
return S_OK;
}
WARN("Unknown interface %s\n", debugstr_guid(riid));
return E_NOINTERFACE;
}
static ULONG WINAPI AudioClient_AddRef(IAudioClient *iface)
{
ACImpl *This = impl_from_IAudioClient(iface);
ULONG ref;
ref = InterlockedIncrement(&This->ref);
TRACE("(%p) Refcount now %u\n", This, ref);
return ref;
}
static ULONG WINAPI AudioClient_Release(IAudioClient *iface)
{
ACImpl *This = impl_from_IAudioClient(iface);
ULONG ref;
ref = InterlockedDecrement(&This->ref);
TRACE("(%p) Refcount now %u\n", This, ref);
if(!ref){
if(This->timer){
HANDLE event;
BOOL wait;
event = CreateEventW(NULL, TRUE, FALSE, NULL);
wait = !DeleteTimerQueueTimer(g_timer_q, This->timer, event);
wait = wait && GetLastError() == ERROR_IO_PENDING;
if(event && wait)
WaitForSingleObject(event, INFINITE);
CloseHandle(event);
}
AudioOutputUnitStop(This->unit);
AudioComponentInstanceDispose(This->unit);
if(This->converter)
AudioConverterDispose(This->converter);
if(This->session){
EnterCriticalSection(&g_sessions_lock);
list_remove(&This->entry);
LeaveCriticalSection(&g_sessions_lock);
}
HeapFree(GetProcessHeap(), 0, This->vols);
HeapFree(GetProcessHeap(), 0, This->tmp_buffer);
HeapFree(GetProcessHeap(), 0, This->cap_buffer);
HeapFree(GetProcessHeap(), 0, This->local_buffer);
free(This->wrap_buffer);
HeapFree(GetProcessHeap(), 0, This->resamp_buffer);
CoTaskMemFree(This->fmt);
IMMDevice_Release(This->parent);
IUnknown_Release(This->pUnkFTMarshal);
HeapFree(GetProcessHeap(), 0, This);
}
return ref;
}
static void dump_fmt(const WAVEFORMATEX *fmt)
{
TRACE("wFormatTag: 0x%x (", fmt->wFormatTag);
switch(fmt->wFormatTag){
case WAVE_FORMAT_PCM:
TRACE("WAVE_FORMAT_PCM");
break;
case WAVE_FORMAT_IEEE_FLOAT:
TRACE("WAVE_FORMAT_IEEE_FLOAT");
break;
case WAVE_FORMAT_EXTENSIBLE:
TRACE("WAVE_FORMAT_EXTENSIBLE");
break;
default:
TRACE("Unknown");
break;
}
TRACE(")\n");
TRACE("nChannels: %u\n", fmt->nChannels);
TRACE("nSamplesPerSec: %u\n", fmt->nSamplesPerSec);
TRACE("nAvgBytesPerSec: %u\n", fmt->nAvgBytesPerSec);
TRACE("nBlockAlign: %u\n", fmt->nBlockAlign);
TRACE("wBitsPerSample: %u\n", fmt->wBitsPerSample);
TRACE("cbSize: %u\n", fmt->cbSize);
if(fmt->wFormatTag == WAVE_FORMAT_EXTENSIBLE){
WAVEFORMATEXTENSIBLE *fmtex = (void*)fmt;
TRACE("dwChannelMask: %08x\n", fmtex->dwChannelMask);
TRACE("Samples: %04x\n", fmtex->Samples.wReserved);
TRACE("SubFormat: %s\n", wine_dbgstr_guid(&fmtex->SubFormat));
}
}
static DWORD get_channel_mask(unsigned int channels)
{
switch(channels){
case 0:
return 0;
case 1:
return KSAUDIO_SPEAKER_MONO;
case 2:
return KSAUDIO_SPEAKER_STEREO;
case 3:
return KSAUDIO_SPEAKER_STEREO | SPEAKER_LOW_FREQUENCY;
case 4:
return KSAUDIO_SPEAKER_QUAD; /* not _SURROUND */
case 5:
return KSAUDIO_SPEAKER_QUAD | SPEAKER_LOW_FREQUENCY;
case 6:
return KSAUDIO_SPEAKER_5POINT1; /* not 5POINT1_SURROUND */
case 7:
return KSAUDIO_SPEAKER_5POINT1 | SPEAKER_BACK_CENTER;
case 8:
return KSAUDIO_SPEAKER_7POINT1_SURROUND; /* Vista deprecates 7POINT1 */
}
FIXME("Unknown speaker configuration: %u\n", channels);
return 0;
}
static WAVEFORMATEX *clone_format(const WAVEFORMATEX *fmt)
{
WAVEFORMATEX *ret;
size_t size;
if(fmt->wFormatTag == WAVE_FORMAT_EXTENSIBLE)
size = sizeof(WAVEFORMATEXTENSIBLE);
else
size = sizeof(WAVEFORMATEX);
ret = CoTaskMemAlloc(size);
if(!ret)
return NULL;
memcpy(ret, fmt, size);
ret->cbSize = size - sizeof(WAVEFORMATEX);
return ret;
}
static HRESULT ca_get_audiodesc(AudioStreamBasicDescription *desc,
const WAVEFORMATEX *fmt)
{
const WAVEFORMATEXTENSIBLE *fmtex = (const WAVEFORMATEXTENSIBLE *)fmt;
desc->mFormatFlags = 0;
if(fmt->wFormatTag == WAVE_FORMAT_PCM ||
(fmt->wFormatTag == WAVE_FORMAT_EXTENSIBLE &&
IsEqualGUID(&fmtex->SubFormat, &KSDATAFORMAT_SUBTYPE_PCM))){
desc->mFormatID = kAudioFormatLinearPCM;
if(fmt->wBitsPerSample > 8)
desc->mFormatFlags = kAudioFormatFlagIsSignedInteger;
}else if(fmt->wFormatTag == WAVE_FORMAT_IEEE_FLOAT ||
(fmt->wFormatTag == WAVE_FORMAT_EXTENSIBLE &&
IsEqualGUID(&fmtex->SubFormat, &KSDATAFORMAT_SUBTYPE_IEEE_FLOAT))){
desc->mFormatID = kAudioFormatLinearPCM;
desc->mFormatFlags = kAudioFormatFlagIsFloat;
}else if(fmt->wFormatTag == WAVE_FORMAT_MULAW ||
(fmt->wFormatTag == WAVE_FORMAT_EXTENSIBLE &&
IsEqualGUID(&fmtex->SubFormat, &KSDATAFORMAT_SUBTYPE_MULAW))){
desc->mFormatID = kAudioFormatULaw;
}else if(fmt->wFormatTag == WAVE_FORMAT_ALAW ||
(fmt->wFormatTag == WAVE_FORMAT_EXTENSIBLE &&
IsEqualGUID(&fmtex->SubFormat, &KSDATAFORMAT_SUBTYPE_ALAW))){
desc->mFormatID = kAudioFormatALaw;
}else
return AUDCLNT_E_UNSUPPORTED_FORMAT;
desc->mSampleRate = fmt->nSamplesPerSec;
desc->mBytesPerPacket = fmt->nBlockAlign;
desc->mFramesPerPacket = 1;
desc->mBytesPerFrame = fmt->nBlockAlign;
desc->mChannelsPerFrame = fmt->nChannels;
desc->mBitsPerChannel = fmt->wBitsPerSample;
desc->mReserved = 0;
return S_OK;
}
static void session_init_vols(AudioSession *session, UINT channels)
{
if(session->channel_count < channels){
UINT i;
if(session->channel_vols)
session->channel_vols = HeapReAlloc(GetProcessHeap(), 0,
session->channel_vols, sizeof(float) * channels);
else
session->channel_vols = HeapAlloc(GetProcessHeap(), 0,
sizeof(float) * channels);
if(!session->channel_vols)
return;
for(i = session->channel_count; i < channels; ++i)
session->channel_vols[i] = 1.f;
session->channel_count = channels;
}
}
static AudioSession *create_session(const GUID *guid, IMMDevice *device,
UINT num_channels)
{
AudioSession *ret;
ret = HeapAlloc(GetProcessHeap(), HEAP_ZERO_MEMORY, sizeof(AudioSession));
if(!ret)
return NULL;
memcpy(&ret->guid, guid, sizeof(GUID));
ret->device = device;
list_init(&ret->clients);
list_add_head(&g_sessions, &ret->entry);
InitializeCriticalSection(&ret->lock);
ret->lock.DebugInfo->Spare[0] = (DWORD_PTR)(__FILE__ ": AudioSession.lock");
session_init_vols(ret, num_channels);
ret->master_vol = 1.f;
return ret;
}
/* if channels == 0, then this will return or create a session with
* matching dataflow and GUID. otherwise, channels must also match */
static HRESULT get_audio_session(const GUID *sessionguid,
IMMDevice *device, UINT channels, AudioSession **out)
{
AudioSession *session;
if(!sessionguid || IsEqualGUID(sessionguid, &GUID_NULL)){
*out = create_session(&GUID_NULL, device, channels);
if(!*out)
return E_OUTOFMEMORY;
return S_OK;
}
*out = NULL;
LIST_FOR_EACH_ENTRY(session, &g_sessions, AudioSession, entry){
if(session->device == device &&
IsEqualGUID(sessionguid, &session->guid)){
session_init_vols(session, channels);
*out = session;
break;
}
}
if(!*out){
*out = create_session(sessionguid, device, channels);
if(!*out)
return E_OUTOFMEMORY;
}
return S_OK;
}
static void ca_wrap_buffer(BYTE *dst, UINT32 dst_offs, UINT32 dst_bytes,
BYTE *src, UINT32 src_bytes)
{
UINT32 chunk_bytes = dst_bytes - dst_offs;
if(chunk_bytes < src_bytes){
memcpy(dst + dst_offs, src, chunk_bytes);
memcpy(dst, src + chunk_bytes, src_bytes - chunk_bytes);
}else
memcpy(dst + dst_offs, src, src_bytes);
}
static void silence_buffer(ACImpl *This, BYTE *buffer, UINT32 frames)
{
WAVEFORMATEXTENSIBLE *fmtex = (WAVEFORMATEXTENSIBLE*)This->fmt;
if((This->fmt->wFormatTag == WAVE_FORMAT_PCM ||
(This->fmt->wFormatTag == WAVE_FORMAT_EXTENSIBLE &&
IsEqualGUID(&fmtex->SubFormat, &KSDATAFORMAT_SUBTYPE_PCM))) &&
This->fmt->wBitsPerSample == 8)
memset(buffer, 128, frames * This->fmt->nBlockAlign);
else
memset(buffer, 0, frames * This->fmt->nBlockAlign);
}
/* CA is pulling data from us */
static OSStatus ca_render_cb(void *user, AudioUnitRenderActionFlags *flags,
const AudioTimeStamp *ts, UInt32 bus, UInt32 nframes,
AudioBufferList *data)
{
ACImpl *This = user;
UINT32 to_copy_bytes, to_copy_frames, chunk_bytes, lcl_offs_bytes;
OSSpinLockLock(&This->lock);
if(This->playing){
lcl_offs_bytes = This->lcl_offs_frames * This->fmt->nBlockAlign;
to_copy_frames = min(nframes, This->held_frames);
to_copy_bytes = to_copy_frames * This->fmt->nBlockAlign;
chunk_bytes = (This->bufsize_frames - This->lcl_offs_frames) * This->fmt->nBlockAlign;
if(to_copy_bytes > chunk_bytes){
memcpy(data->mBuffers[0].mData, This->local_buffer + lcl_offs_bytes, chunk_bytes);
memcpy(((BYTE *)data->mBuffers[0].mData) + chunk_bytes, This->local_buffer, to_copy_bytes - chunk_bytes);
}else
memcpy(data->mBuffers[0].mData, This->local_buffer + lcl_offs_bytes, to_copy_bytes);
This->lcl_offs_frames += to_copy_frames;
This->lcl_offs_frames %= This->bufsize_frames;
This->held_frames -= to_copy_frames;
}else
to_copy_bytes = to_copy_frames = 0;
if(nframes > to_copy_frames)
silence_buffer(This, ((BYTE *)data->mBuffers[0].mData) + to_copy_bytes, nframes - to_copy_frames);
OSSpinLockUnlock(&This->lock);
return noErr;
}
static UINT buf_ptr_diff(UINT left, UINT right, UINT bufsize)
{
if(left <= right)
return right - left;
return bufsize - (left - right);
}
/* place data from cap_buffer into provided AudioBufferList */
static OSStatus feed_cb(AudioConverterRef converter, UInt32 *nframes, AudioBufferList *data,
AudioStreamPacketDescription **packets, void *user)
{
ACImpl *This = user;
*nframes = min(*nframes, This->cap_held_frames);
if(!*nframes){
data->mBuffers[0].mData = NULL;
data->mBuffers[0].mDataByteSize = 0;
data->mBuffers[0].mNumberChannels = This->fmt->nChannels;
return noErr;
}
data->mBuffers[0].mDataByteSize = *nframes * This->fmt->nBlockAlign;
data->mBuffers[0].mNumberChannels = This->fmt->nChannels;
if(This->cap_offs_frames + *nframes > This->cap_bufsize_frames){
UINT32 chunk_frames = This->cap_bufsize_frames - This->cap_offs_frames;
if(This->wrap_bufsize_frames < *nframes){
free(This->wrap_buffer);
This->wrap_buffer = malloc(data->mBuffers[0].mDataByteSize);
This->wrap_bufsize_frames = *nframes;
}
memcpy(This->wrap_buffer, This->cap_buffer + This->cap_offs_frames * This->fmt->nBlockAlign,
chunk_frames * This->fmt->nBlockAlign);
memcpy(This->wrap_buffer + chunk_frames * This->fmt->nBlockAlign, This->cap_buffer,
(*nframes - chunk_frames) * This->fmt->nBlockAlign);
data->mBuffers[0].mData = This->wrap_buffer;
}else
data->mBuffers[0].mData = This->cap_buffer + This->cap_offs_frames * This->fmt->nBlockAlign;
This->cap_offs_frames += *nframes;
This->cap_offs_frames %= This->cap_bufsize_frames;
This->cap_held_frames -= *nframes;
if(packets)
*packets = NULL;
return noErr;
}
static void capture_resample(ACImpl *This)
{
UINT32 resamp_period_frames = MulDiv(This->period_frames, This->dev_desc.mSampleRate, This->fmt->nSamplesPerSec);
OSStatus sc;
/* the resampling process often needs more source frames than we'd
* guess from a straight conversion using the sample rate ratio. so
* only convert if we have extra source data. */
while(This->cap_held_frames > resamp_period_frames * 2){
AudioBufferList converted_list;
UInt32 wanted_frames = This->period_frames;
converted_list.mNumberBuffers = 1;
converted_list.mBuffers[0].mNumberChannels = This->fmt->nChannels;
converted_list.mBuffers[0].mDataByteSize = wanted_frames * This->fmt->nBlockAlign;
if(This->resamp_bufsize_frames < wanted_frames){
HeapFree(GetProcessHeap(), 0, This->resamp_buffer);
This->resamp_buffer = HeapAlloc(GetProcessHeap(), 0, converted_list.mBuffers[0].mDataByteSize);
This->resamp_bufsize_frames = wanted_frames;
}
converted_list.mBuffers[0].mData = This->resamp_buffer;
sc = AudioConverterFillComplexBuffer(This->converter, feed_cb,
This, &wanted_frames, &converted_list, NULL);
if(sc != noErr){
WARN("AudioConverterFillComplexBuffer failed: %x\n", (int)sc);
break;
}
ca_wrap_buffer(This->local_buffer,
This->wri_offs_frames * This->fmt->nBlockAlign,
This->bufsize_frames * This->fmt->nBlockAlign,
This->resamp_buffer, wanted_frames * This->fmt->nBlockAlign);
This->wri_offs_frames += wanted_frames;
This->wri_offs_frames %= This->bufsize_frames;
if(This->held_frames + wanted_frames > This->bufsize_frames){
This->lcl_offs_frames += buf_ptr_diff(This->lcl_offs_frames,
This->wri_offs_frames, This->bufsize_frames);
This->held_frames = This->bufsize_frames;
}else
This->held_frames += wanted_frames;
}
}
/* we need to trigger CA to pull data from the device and give it to us
*
* raw data from CA is stored in cap_buffer, possibly via wrap_buffer
*
* raw data is resampled from cap_buffer into resamp_buffer in period-size
* chunks and copied to local_buffer
*/
static OSStatus ca_capture_cb(void *user, AudioUnitRenderActionFlags *flags,
const AudioTimeStamp *ts, UInt32 bus, UInt32 nframes,
AudioBufferList *data)
{
ACImpl *This = user;
AudioBufferList list;
OSStatus sc;
UINT32 cap_wri_offs_frames;
OSSpinLockLock(&This->lock);
cap_wri_offs_frames = (This->cap_offs_frames + This->cap_held_frames) % This->cap_bufsize_frames;
list.mNumberBuffers = 1;
list.mBuffers[0].mNumberChannels = This->fmt->nChannels;
list.mBuffers[0].mDataByteSize = nframes * This->fmt->nBlockAlign;
if(!This->playing || cap_wri_offs_frames + nframes > This->cap_bufsize_frames){
if(This->wrap_bufsize_frames < nframes){
free(This->wrap_buffer);
This->wrap_buffer = malloc(list.mBuffers[0].mDataByteSize);
This->wrap_bufsize_frames = nframes;
}
list.mBuffers[0].mData = This->wrap_buffer;
}else
list.mBuffers[0].mData = This->cap_buffer + cap_wri_offs_frames * This->fmt->nBlockAlign;
sc = AudioUnitRender(This->unit, flags, ts, bus, nframes, &list);
if(sc != noErr){
OSSpinLockUnlock(&This->lock);
return sc;
}
if(This->playing){
if(list.mBuffers[0].mData == This->wrap_buffer){
ca_wrap_buffer(This->cap_buffer,
cap_wri_offs_frames * This->fmt->nBlockAlign,
This->cap_bufsize_frames * This->fmt->nBlockAlign,
This->wrap_buffer, list.mBuffers[0].mDataByteSize);
}
This->cap_held_frames += list.mBuffers[0].mDataByteSize / This->fmt->nBlockAlign;
if(This->cap_held_frames > This->cap_bufsize_frames){
This->cap_offs_frames += This->cap_held_frames % This->cap_bufsize_frames;
This->cap_offs_frames %= This->cap_bufsize_frames;
This->cap_held_frames = This->cap_bufsize_frames;
}
}
OSSpinLockUnlock(&This->lock);
return noErr;
}
static void dump_adesc(const char *aux, AudioStreamBasicDescription *desc)
{
TRACE("%s: mSampleRate: %f\n", aux, desc->mSampleRate);
TRACE("%s: mBytesPerPacket: %u\n", aux, (unsigned int)desc->mBytesPerPacket);
TRACE("%s: mFramesPerPacket: %u\n", aux, (unsigned int)desc->mFramesPerPacket);
TRACE("%s: mBytesPerFrame: %u\n", aux, (unsigned int)desc->mBytesPerFrame);
TRACE("%s: mChannelsPerFrame: %u\n", aux, (unsigned int)desc->mChannelsPerFrame);
TRACE("%s: mBitsPerChannel: %u\n", aux, (unsigned int)desc->mBitsPerChannel);
}
static HRESULT ca_setup_audiounit(EDataFlow dataflow, AudioComponentInstance unit,
const WAVEFORMATEX *fmt, AudioStreamBasicDescription *dev_desc,
AudioConverterRef *converter)
{
OSStatus sc;
HRESULT hr;
if(dataflow == eCapture){
AudioStreamBasicDescription desc;
UInt32 size;
Float64 rate;
fenv_t fenv;
BOOL fenv_stored = TRUE;
hr = ca_get_audiodesc(&desc, fmt);
if(FAILED(hr))
return hr;
dump_adesc("requested", &desc);
/* input-only units can't perform sample rate conversion, so we have to
* set up our own AudioConverter to support arbitrary sample rates. */
size = sizeof(*dev_desc);
sc = AudioUnitGetProperty(unit, kAudioUnitProperty_StreamFormat,
kAudioUnitScope_Input, 1, dev_desc, &size);
if(sc != noErr){
WARN("Couldn't get unit format: %x\n", (int)sc);
return osstatus_to_hresult(sc);
}
dump_adesc("hardware", dev_desc);
rate = dev_desc->mSampleRate;
*dev_desc = desc;
dev_desc->mSampleRate = rate;
dump_adesc("final", dev_desc);
sc = AudioUnitSetProperty(unit, kAudioUnitProperty_StreamFormat,
kAudioUnitScope_Output, 1, dev_desc, sizeof(*dev_desc));
if(sc != noErr){
WARN("Couldn't set unit format: %x\n", (int)sc);
return osstatus_to_hresult(sc);
}
/* AudioConverterNew requires divide-by-zero SSE exceptions to be masked */
if(feholdexcept(&fenv)){
WARN("Failed to store fenv state\n");
fenv_stored = FALSE;
}
sc = AudioConverterNew(dev_desc, &desc, converter);
if(fenv_stored && fesetenv(&fenv))
WARN("Failed to restore fenv state\n");
if(sc != noErr){
WARN("Couldn't create audio converter: %x\n", (int)sc);
return osstatus_to_hresult(sc);
}
}else{
hr = ca_get_audiodesc(dev_desc, fmt);
if(FAILED(hr))
return hr;
dump_adesc("final", dev_desc);
sc = AudioUnitSetProperty(unit, kAudioUnitProperty_StreamFormat,
kAudioUnitScope_Input, 0, dev_desc, sizeof(*dev_desc));
if(sc != noErr){
WARN("Couldn't set format: %x\n", (int)sc);
return osstatus_to_hresult(sc);
}
}
return S_OK;
}
static HRESULT WINAPI AudioClient_Initialize(IAudioClient *iface,
AUDCLNT_SHAREMODE mode, DWORD flags, REFERENCE_TIME duration,
REFERENCE_TIME period, const WAVEFORMATEX *fmt,
const GUID *sessionguid)
{
ACImpl *This = impl_from_IAudioClient(iface);
HRESULT hr;
OSStatus sc;
int i;
TRACE("(%p)->(%x, %x, %s, %s, %p, %s)\n", This, mode, flags,
wine_dbgstr_longlong(duration), wine_dbgstr_longlong(period), fmt, debugstr_guid(sessionguid));
if(!fmt)
return E_POINTER;
dump_fmt(fmt);
if(mode != AUDCLNT_SHAREMODE_SHARED && mode != AUDCLNT_SHAREMODE_EXCLUSIVE)
return AUDCLNT_E_NOT_INITIALIZED;
if(flags & ~(AUDCLNT_STREAMFLAGS_CROSSPROCESS |
AUDCLNT_STREAMFLAGS_LOOPBACK |
AUDCLNT_STREAMFLAGS_EVENTCALLBACK |
AUDCLNT_STREAMFLAGS_NOPERSIST |
AUDCLNT_STREAMFLAGS_RATEADJUST |
AUDCLNT_SESSIONFLAGS_EXPIREWHENUNOWNED |
AUDCLNT_SESSIONFLAGS_DISPLAY_HIDE |
AUDCLNT_SESSIONFLAGS_DISPLAY_HIDEWHENEXPIRED)){
TRACE("Unknown flags: %08x\n", flags);
return E_INVALIDARG;
}
if(mode == AUDCLNT_SHAREMODE_SHARED){
period = DefaultPeriod;
if( duration < 3 * period)
duration = 3 * period;
}else{
if(fmt->wFormatTag == WAVE_FORMAT_EXTENSIBLE){
if(((WAVEFORMATEXTENSIBLE*)fmt)->dwChannelMask == 0 ||
((WAVEFORMATEXTENSIBLE*)fmt)->dwChannelMask & SPEAKER_RESERVED)
return AUDCLNT_E_UNSUPPORTED_FORMAT;
}
if(!period)
period = DefaultPeriod; /* not minimum */
if(period < MinimumPeriod || period > 5000000)
return AUDCLNT_E_INVALID_DEVICE_PERIOD;
if(duration > 20000000) /* the smaller the period, the lower this limit */
return AUDCLNT_E_BUFFER_SIZE_ERROR;
if(flags & AUDCLNT_STREAMFLAGS_EVENTCALLBACK){
if(duration != period)
return AUDCLNT_E_BUFDURATION_PERIOD_NOT_EQUAL;
FIXME("EXCLUSIVE mode with EVENTCALLBACK\n");
return AUDCLNT_E_DEVICE_IN_USE;
}else{
if( duration < 8 * period)
duration = 8 * period; /* may grow above 2s */
}
}
OSSpinLockLock(&This->lock);
if(This->initted){
OSSpinLockUnlock(&This->lock);
return AUDCLNT_E_ALREADY_INITIALIZED;
}
This->fmt = clone_format(fmt);
if(!This->fmt){
OSSpinLockUnlock(&This->lock);
return E_OUTOFMEMORY;
}
This->period_ms = period / 10000;
This->period_frames = MulDiv(period, This->fmt->nSamplesPerSec, 10000000);
This->bufsize_frames = MulDiv(duration, fmt->nSamplesPerSec, 10000000);
if(mode == AUDCLNT_SHAREMODE_EXCLUSIVE)
This->bufsize_frames -= This->bufsize_frames % This->period_frames;
hr = ca_setup_audiounit(This->dataflow, This->unit, This->fmt, &This->dev_desc, &This->converter);
if(FAILED(hr)){
CoTaskMemFree(This->fmt);
This->fmt = NULL;
OSSpinLockUnlock(&This->lock);
return hr;
}
if(This->dataflow == eCapture){
AURenderCallbackStruct input;
memset(&input, 0, sizeof(input));
input.inputProc = &ca_capture_cb;
input.inputProcRefCon = This;
sc = AudioUnitSetProperty(This->unit, kAudioOutputUnitProperty_SetInputCallback,
kAudioUnitScope_Output, 1, &input, sizeof(input));
if(sc != noErr){
WARN("Couldn't set callback: %x\n", (int)sc);
AudioConverterDispose(This->converter);
This->converter = NULL;
CoTaskMemFree(This->fmt);
This->fmt = NULL;
OSSpinLockUnlock(&This->lock);
return osstatus_to_hresult(sc);
}
}else{
AURenderCallbackStruct input;
memset(&input, 0, sizeof(input));
input.inputProc = &ca_render_cb;
input.inputProcRefCon = This;
sc = AudioUnitSetProperty(This->unit, kAudioUnitProperty_SetRenderCallback,
kAudioUnitScope_Input, 0, &input, sizeof(input));
if(sc != noErr){
WARN("Couldn't set callback: %x\n", (int)sc);
CoTaskMemFree(This->fmt);
This->fmt = NULL;
OSSpinLockUnlock(&This->lock);
return osstatus_to_hresult(sc);
}
}
sc = AudioUnitInitialize(This->unit);
if(sc != noErr){
WARN("Couldn't initialize: %x\n", (int)sc);
if(This->converter){
AudioConverterDispose(This->converter);
This->converter = NULL;
}
CoTaskMemFree(This->fmt);
This->fmt = NULL;
OSSpinLockUnlock(&This->lock);
return osstatus_to_hresult(sc);
}
/* we play audio continuously because AudioOutputUnitStart sometimes takes
* a while to return */
sc = AudioOutputUnitStart(This->unit);
if(sc != noErr){
WARN("Unit failed to start: %x\n", (int)sc);
if(This->converter){
AudioConverterDispose(This->converter);
This->converter = NULL;
}
CoTaskMemFree(This->fmt);
This->fmt = NULL;
OSSpinLockUnlock(&This->lock);
return osstatus_to_hresult(sc);
}
This->local_buffer = HeapAlloc(GetProcessHeap(), 0, This->bufsize_frames * fmt->nBlockAlign);
silence_buffer(This, This->local_buffer, This->bufsize_frames);
if(This->dataflow == eCapture){
This->cap_bufsize_frames = MulDiv(duration, This->dev_desc.mSampleRate, 10000000);
This->cap_buffer = HeapAlloc(GetProcessHeap(), 0, This->cap_bufsize_frames * This->fmt->nBlockAlign);
}
This->vols = HeapAlloc(GetProcessHeap(), 0, fmt->nChannels * sizeof(float));
if(!This->vols){
CoTaskMemFree(This->fmt);
This->fmt = NULL;
OSSpinLockUnlock(&This->lock);
return E_OUTOFMEMORY;
}
for(i = 0; i < fmt->nChannels; ++i)
This->vols[i] = 1.f;
This->share = mode;
This->flags = flags;
EnterCriticalSection(&g_sessions_lock);
hr = get_audio_session(sessionguid, This->parent, fmt->nChannels,
&This->session);
if(FAILED(hr)){
LeaveCriticalSection(&g_sessions_lock);
CoTaskMemFree(This->fmt);
This->fmt = NULL;
HeapFree(GetProcessHeap(), 0, This->vols);
This->vols = NULL;
OSSpinLockUnlock(&This->lock);
return E_INVALIDARG;
}
list_add_tail(&This->session->clients, &This->entry);
LeaveCriticalSection(&g_sessions_lock);
ca_setvol(This, -1);
This->initted = TRUE;
OSSpinLockUnlock(&This->lock);
return S_OK;
}
static HRESULT WINAPI AudioClient_GetBufferSize(IAudioClient *iface,
UINT32 *frames)
{
ACImpl *This = impl_from_IAudioClient(iface);
TRACE("(%p)->(%p)\n", This, frames);
if(!frames)
return E_POINTER;
OSSpinLockLock(&This->lock);
if(!This->initted){
OSSpinLockUnlock(&This->lock);
return AUDCLNT_E_NOT_INITIALIZED;
}
*frames = This->bufsize_frames;
OSSpinLockUnlock(&This->lock);
return S_OK;
}
static HRESULT ca_get_max_stream_latency(ACImpl *This, UInt32 *max)
{
AudioObjectPropertyAddress addr;
AudioStreamID *ids;
UInt32 size;
OSStatus sc;
int nstreams, i;
addr.mScope = This->scope;
addr.mElement = 0;
addr.mSelector = kAudioDevicePropertyStreams;
sc = AudioObjectGetPropertyDataSize(This->adevid, &addr, 0, NULL,
&size);
if(sc != noErr){
WARN("Unable to get size for _Streams property: %x\n", (int)sc);
return osstatus_to_hresult(sc);
}
ids = HeapAlloc(GetProcessHeap(), 0, size);
if(!ids)
return E_OUTOFMEMORY;
sc = AudioObjectGetPropertyData(This->adevid, &addr, 0, NULL, &size, ids);
if(sc != noErr){
WARN("Unable to get _Streams property: %x\n", (int)sc);
HeapFree(GetProcessHeap(), 0, ids);
return osstatus_to_hresult(sc);
}
nstreams = size / sizeof(AudioStreamID);
*max = 0;
addr.mSelector = kAudioStreamPropertyLatency;
for(i = 0; i < nstreams; ++i){
UInt32 latency;
size = sizeof(latency);
sc = AudioObjectGetPropertyData(ids[i], &addr, 0, NULL,
&size, &latency);
if(sc != noErr){
WARN("Unable to get _Latency property: %x\n", (int)sc);
continue;
}
if(latency > *max)
*max = latency;
}
HeapFree(GetProcessHeap(), 0, ids);
return S_OK;
}
static HRESULT WINAPI AudioClient_GetStreamLatency(IAudioClient *iface,
REFERENCE_TIME *out)
{
ACImpl *This = impl_from_IAudioClient(iface);
UInt32 latency, stream_latency, size;
AudioObjectPropertyAddress addr;
OSStatus sc;
HRESULT hr;
TRACE("(%p)->(%p)\n", This, out);
if(!out)
return E_POINTER;
OSSpinLockLock(&This->lock);
if(!This->initted){
OSSpinLockUnlock(&This->lock);
return AUDCLNT_E_NOT_INITIALIZED;
}
addr.mScope = This->scope;
addr.mSelector = kAudioDevicePropertyLatency;
addr.mElement = 0;
size = sizeof(latency);
sc = AudioObjectGetPropertyData(This->adevid, &addr, 0, NULL,
&size, &latency);
if(sc != noErr){
WARN("Couldn't get _Latency property: %x\n", (int)sc);
OSSpinLockUnlock(&This->lock);
return osstatus_to_hresult(sc);
}
hr = ca_get_max_stream_latency(This, &stream_latency);
if(FAILED(hr)){
OSSpinLockUnlock(&This->lock);
return hr;
}
latency += stream_latency;
/* pretend we process audio in Period chunks, so max latency includes
* the period time */
*out = MulDiv(latency, 10000000, This->fmt->nSamplesPerSec)
+ This->period_ms * 10000;
OSSpinLockUnlock(&This->lock);
return S_OK;
}
static HRESULT AudioClient_GetCurrentPadding_nolock(ACImpl *This,
UINT32 *numpad)
{
if(!This->initted)
return AUDCLNT_E_NOT_INITIALIZED;
if(This->dataflow == eCapture)
capture_resample(This);
*numpad = This->held_frames;
return S_OK;
}
static HRESULT WINAPI AudioClient_GetCurrentPadding(IAudioClient *iface,
UINT32 *numpad)
{
ACImpl *This = impl_from_IAudioClient(iface);
HRESULT hr;
TRACE("(%p)->(%p)\n", This, numpad);
if(!numpad)
return E_POINTER;
OSSpinLockLock(&This->lock);
hr = AudioClient_GetCurrentPadding_nolock(This, numpad);
OSSpinLockUnlock(&This->lock);
return hr;
}
static HRESULT WINAPI AudioClient_IsFormatSupported(IAudioClient *iface,
AUDCLNT_SHAREMODE mode, const WAVEFORMATEX *pwfx,
WAVEFORMATEX **outpwfx)
{
ACImpl *This = impl_from_IAudioClient(iface);
AudioStreamBasicDescription dev_desc;
AudioConverterRef converter;
AudioComponentInstance unit;
WAVEFORMATEXTENSIBLE *fmtex = (WAVEFORMATEXTENSIBLE*)pwfx;
HRESULT hr;
TRACE("(%p)->(%x, %p, %p)\n", This, mode, pwfx, outpwfx);
if(!pwfx || (mode == AUDCLNT_SHAREMODE_SHARED && !outpwfx))
return E_POINTER;
if(mode != AUDCLNT_SHAREMODE_SHARED && mode != AUDCLNT_SHAREMODE_EXCLUSIVE)
return E_INVALIDARG;
if(pwfx->wFormatTag == WAVE_FORMAT_EXTENSIBLE &&
pwfx->cbSize < sizeof(WAVEFORMATEXTENSIBLE) - sizeof(WAVEFORMATEX))
return E_INVALIDARG;
dump_fmt(pwfx);
if(outpwfx){
*outpwfx = NULL;
if(mode != AUDCLNT_SHAREMODE_SHARED)
outpwfx = NULL;
}
if(pwfx->wFormatTag == WAVE_FORMAT_EXTENSIBLE){
if(pwfx->nAvgBytesPerSec == 0 ||
pwfx->nBlockAlign == 0 ||
fmtex->Samples.wValidBitsPerSample > pwfx->wBitsPerSample)
return E_INVALIDARG;
if(fmtex->Samples.wValidBitsPerSample < pwfx->wBitsPerSample)
goto unsupported;
if(mode == AUDCLNT_SHAREMODE_EXCLUSIVE){
if(fmtex->dwChannelMask == 0 ||
fmtex->dwChannelMask & SPEAKER_RESERVED)
goto unsupported;
}
}
if(pwfx->nBlockAlign != pwfx->nChannels * pwfx->wBitsPerSample / 8 ||
pwfx->nAvgBytesPerSec != pwfx->nBlockAlign * pwfx->nSamplesPerSec)
goto unsupported;
if(pwfx->nChannels == 0)
return AUDCLNT_E_UNSUPPORTED_FORMAT;
unit = get_audiounit(This->dataflow, This->adevid);
converter = NULL;
hr = ca_setup_audiounit(This->dataflow, unit, pwfx, &dev_desc, &converter);
AudioComponentInstanceDispose(unit);
if(FAILED(hr))
goto unsupported;
if(converter)
AudioConverterDispose(converter);
return S_OK;
unsupported:
if(outpwfx){
hr = IAudioClient_GetMixFormat(&This->IAudioClient_iface, outpwfx);
if(FAILED(hr))
return hr;
return S_FALSE;
}
return AUDCLNT_E_UNSUPPORTED_FORMAT;
}
static DWORD ca_channel_layout_to_channel_mask(const AudioChannelLayout *layout)
{
int i;
DWORD mask = 0;
for (i = 0; i < layout->mNumberChannelDescriptions; ++i) {
switch (layout->mChannelDescriptions[i].mChannelLabel) {
default: FIXME("Unhandled channel 0x%x\n", layout->mChannelDescriptions[i].mChannelLabel); break;
case kAudioChannelLabel_Left: mask |= SPEAKER_FRONT_LEFT; break;
case kAudioChannelLabel_Mono:
case kAudioChannelLabel_Center: mask |= SPEAKER_FRONT_CENTER; break;
case kAudioChannelLabel_Right: mask |= SPEAKER_FRONT_RIGHT; break;
case kAudioChannelLabel_LeftSurround: mask |= SPEAKER_BACK_LEFT; break;
case kAudioChannelLabel_CenterSurround: mask |= SPEAKER_BACK_CENTER; break;
case kAudioChannelLabel_RightSurround: mask |= SPEAKER_BACK_RIGHT; break;
case kAudioChannelLabel_LFEScreen: mask |= SPEAKER_LOW_FREQUENCY; break;
case kAudioChannelLabel_LeftSurroundDirect: mask |= SPEAKER_SIDE_LEFT; break;
case kAudioChannelLabel_RightSurroundDirect: mask |= SPEAKER_SIDE_RIGHT; break;
case kAudioChannelLabel_TopCenterSurround: mask |= SPEAKER_TOP_CENTER; break;
case kAudioChannelLabel_VerticalHeightLeft: mask |= SPEAKER_TOP_FRONT_LEFT; break;
case kAudioChannelLabel_VerticalHeightCenter: mask |= SPEAKER_TOP_FRONT_CENTER; break;
case kAudioChannelLabel_VerticalHeightRight: mask |= SPEAKER_TOP_FRONT_RIGHT; break;
case kAudioChannelLabel_TopBackLeft: mask |= SPEAKER_TOP_BACK_LEFT; break;
case kAudioChannelLabel_TopBackCenter: mask |= SPEAKER_TOP_BACK_CENTER; break;
case kAudioChannelLabel_TopBackRight: mask |= SPEAKER_TOP_BACK_RIGHT; break;
case kAudioChannelLabel_LeftCenter: mask |= SPEAKER_FRONT_LEFT_OF_CENTER; break;
case kAudioChannelLabel_RightCenter: mask |= SPEAKER_FRONT_RIGHT_OF_CENTER; break;
}
}
return mask;
}
/* For most hardware on Windows, users must choose a configuration with an even
* number of channels (stereo, quad, 5.1, 7.1). Users can then disable
* channels, but those channels are still reported to applications from
* GetMixFormat! Some applications behave badly if given an odd number of
* channels (e.g. 2.1). Here, we find the nearest configuration that Windows
* would report for a given channel layout. */
static void convert_channel_layout(const AudioChannelLayout *ca_layout, WAVEFORMATEXTENSIBLE *fmt)
{
DWORD ca_mask = ca_channel_layout_to_channel_mask(ca_layout);
TRACE("Got channel mask for CA: 0x%x\n", ca_mask);
if (ca_layout->mNumberChannelDescriptions == 1)
{
fmt->Format.nChannels = 1;
fmt->dwChannelMask = ca_mask;
return;
}
/* compare against known configurations and find smallest configuration
* which is a superset of the given speakers */
if (ca_layout->mNumberChannelDescriptions <= 2 &&
(ca_mask & ~KSAUDIO_SPEAKER_STEREO) == 0)
{
fmt->Format.nChannels = 2;
fmt->dwChannelMask = KSAUDIO_SPEAKER_STEREO;
return;
}
if (ca_layout->mNumberChannelDescriptions <= 4 &&
(ca_mask & ~KSAUDIO_SPEAKER_QUAD) == 0)
{
fmt->Format.nChannels = 4;
fmt->dwChannelMask = KSAUDIO_SPEAKER_QUAD;
return;
}
if (ca_layout->mNumberChannelDescriptions <= 4 &&
(ca_mask & ~KSAUDIO_SPEAKER_SURROUND) == 0)
{
fmt->Format.nChannels = 4;
fmt->dwChannelMask = KSAUDIO_SPEAKER_SURROUND;
return;
}
if (ca_layout->mNumberChannelDescriptions <= 6 &&
(ca_mask & ~KSAUDIO_SPEAKER_5POINT1) == 0)
{
fmt->Format.nChannels = 6;
fmt->dwChannelMask = KSAUDIO_SPEAKER_5POINT1;
return;
}
if (ca_layout->mNumberChannelDescriptions <= 6 &&
(ca_mask & ~KSAUDIO_SPEAKER_5POINT1_SURROUND) == 0)
{
fmt->Format.nChannels = 6;
fmt->dwChannelMask = KSAUDIO_SPEAKER_5POINT1_SURROUND;
return;
}
if (ca_layout->mNumberChannelDescriptions <= 8 &&
(ca_mask & ~KSAUDIO_SPEAKER_7POINT1) == 0)
{
fmt->Format.nChannels = 8;
fmt->dwChannelMask = KSAUDIO_SPEAKER_7POINT1;
return;
}
if (ca_layout->mNumberChannelDescriptions <= 8 &&
(ca_mask & ~KSAUDIO_SPEAKER_7POINT1_SURROUND) == 0)
{
fmt->Format.nChannels = 8;
fmt->dwChannelMask = KSAUDIO_SPEAKER_7POINT1_SURROUND;
return;
}
/* oddball format, report truthfully */
fmt->Format.nChannels = ca_layout->mNumberChannelDescriptions;
fmt->dwChannelMask = ca_mask;
}
static HRESULT WINAPI AudioClient_GetMixFormat(IAudioClient *iface,
WAVEFORMATEX **pwfx)
{
ACImpl *This = impl_from_IAudioClient(iface);
WAVEFORMATEXTENSIBLE *fmt;
OSStatus sc;
UInt32 size;
Float64 rate;
AudioBufferList *buffers;
AudioChannelLayout *layout;
AudioObjectPropertyAddress addr;
int i;
TRACE("(%p)->(%p)\n", This, pwfx);
if(!pwfx)
return E_POINTER;
*pwfx = NULL;
fmt = CoTaskMemAlloc(sizeof(WAVEFORMATEXTENSIBLE));
if(!fmt)
return E_OUTOFMEMORY;
fmt->Format.wFormatTag = WAVE_FORMAT_EXTENSIBLE;
addr.mScope = This->scope;
addr.mElement = 0;
addr.mSelector = kAudioDevicePropertyPreferredChannelLayout;
sc = AudioObjectGetPropertyDataSize(This->adevid, &addr, 0, NULL, &size);
if(sc == noErr){
layout = HeapAlloc(GetProcessHeap(), 0, size);
sc = AudioObjectGetPropertyData(This->adevid, &addr, 0, NULL, &size, layout);
if(sc == noErr){
TRACE("Got channel layout: {tag: 0x%x, bitmap: 0x%x, num_descs: %u}\n",
layout->mChannelLayoutTag, layout->mChannelBitmap, layout->mNumberChannelDescriptions);
if(layout->mChannelLayoutTag == kAudioChannelLayoutTag_UseChannelDescriptions){
convert_channel_layout(layout, fmt);
}else{
WARN("Haven't implemented support for this layout tag: 0x%x, guessing at layout\n", layout->mChannelLayoutTag);
fmt->Format.nChannels = 0;
}
}else{
TRACE("Unable to get _PreferredChannelLayout property: %x, guessing at layout\n", (int)sc);
fmt->Format.nChannels = 0;
}
HeapFree(GetProcessHeap(), 0, layout);
}else{
TRACE("Unable to get size for _PreferredChannelLayout property: %x, guessing at layout\n", (int)sc);
fmt->Format.nChannels = 0;
}
if(fmt->Format.nChannels == 0){
addr.mScope = This->scope;
addr.mElement = 0;
addr.mSelector = kAudioDevicePropertyStreamConfiguration;
sc = AudioObjectGetPropertyDataSize(This->adevid, &addr, 0, NULL, &size);
if(sc != noErr){
CoTaskMemFree(fmt);
WARN("Unable to get size for _StreamConfiguration property: %x\n", (int)sc);
return osstatus_to_hresult(sc);
}
buffers = HeapAlloc(GetProcessHeap(), 0, size);
if(!buffers){
CoTaskMemFree(fmt);
return E_OUTOFMEMORY;
}
sc = AudioObjectGetPropertyData(This->adevid, &addr, 0, NULL,
&size, buffers);
if(sc != noErr){
CoTaskMemFree(fmt);
HeapFree(GetProcessHeap(), 0, buffers);
WARN("Unable to get _StreamConfiguration property: %x\n", (int)sc);
return osstatus_to_hresult(sc);
}
fmt->Format.nChannels = 0;
for(i = 0; i < buffers->mNumberBuffers; ++i)
fmt->Format.nChannels += buffers->mBuffers[i].mNumberChannels;
HeapFree(GetProcessHeap(), 0, buffers);
fmt->dwChannelMask = get_channel_mask(fmt->Format.nChannels);
}
addr.mSelector = kAudioDevicePropertyNominalSampleRate;
size = sizeof(Float64);
sc = AudioObjectGetPropertyData(This->adevid, &addr, 0, NULL, &size, &rate);
if(sc != noErr){
CoTaskMemFree(fmt);
WARN("Unable to get _NominalSampleRate property: %x\n", (int)sc);
return osstatus_to_hresult(sc);
}
fmt->Format.nSamplesPerSec = rate;
fmt->Format.wBitsPerSample = 32;
fmt->SubFormat = KSDATAFORMAT_SUBTYPE_IEEE_FLOAT;
fmt->Format.nBlockAlign = (fmt->Format.wBitsPerSample *
fmt->Format.nChannels) / 8;
fmt->Format.nAvgBytesPerSec = fmt->Format.nSamplesPerSec *
fmt->Format.nBlockAlign;
fmt->Samples.wValidBitsPerSample = fmt->Format.wBitsPerSample;
fmt->Format.cbSize = sizeof(WAVEFORMATEXTENSIBLE) - sizeof(WAVEFORMATEX);
*pwfx = (WAVEFORMATEX*)fmt;
dump_fmt(*pwfx);
return S_OK;
}
static HRESULT WINAPI AudioClient_GetDevicePeriod(IAudioClient *iface,
REFERENCE_TIME *defperiod, REFERENCE_TIME *minperiod)
{
ACImpl *This = impl_from_IAudioClient(iface);
TRACE("(%p)->(%p, %p)\n", This, defperiod, minperiod);
if(!defperiod && !minperiod)
return E_POINTER;
if(defperiod)
*defperiod = DefaultPeriod;
if(minperiod)
*minperiod = MinimumPeriod;
return S_OK;
}
void CALLBACK ca_period_cb(void *user, BOOLEAN timer)
{
ACImpl *This = user;
if(This->event)
SetEvent(This->event);
}
static HRESULT WINAPI AudioClient_Start(IAudioClient *iface)
{
ACImpl *This = impl_from_IAudioClient(iface);
TRACE("(%p)\n", This);
OSSpinLockLock(&This->lock);
if(!This->initted){
OSSpinLockUnlock(&This->lock);
return AUDCLNT_E_NOT_INITIALIZED;
}
if(This->playing){
OSSpinLockUnlock(&This->lock);
return AUDCLNT_E_NOT_STOPPED;
}
if((This->flags & AUDCLNT_STREAMFLAGS_EVENTCALLBACK) && !This->event){
OSSpinLockUnlock(&This->lock);
return AUDCLNT_E_EVENTHANDLE_NOT_SET;
}
if(This->event && !This->timer)
if(!CreateTimerQueueTimer(&This->timer, g_timer_q, ca_period_cb,
This, 0, This->period_ms, WT_EXECUTEINTIMERTHREAD)){
This->timer = NULL;
OSSpinLockUnlock(&This->lock);
WARN("Unable to create timer: %u\n", GetLastError());
return E_OUTOFMEMORY;
}
This->playing = TRUE;
OSSpinLockUnlock(&This->lock);
return S_OK;
}
static HRESULT WINAPI AudioClient_Stop(IAudioClient *iface)
{
ACImpl *This = impl_from_IAudioClient(iface);
TRACE("(%p)\n", This);
OSSpinLockLock(&This->lock);
if(!This->initted){
OSSpinLockUnlock(&This->lock);
return AUDCLNT_E_NOT_INITIALIZED;
}
if(!This->playing){
OSSpinLockUnlock(&This->lock);
return S_FALSE;
}
This->playing = FALSE;
OSSpinLockUnlock(&This->lock);
return S_OK;
}
static HRESULT WINAPI AudioClient_Reset(IAudioClient *iface)
{
ACImpl *This = impl_from_IAudioClient(iface);
TRACE("(%p)\n", This);
OSSpinLockLock(&This->lock);
if(!This->initted){
OSSpinLockUnlock(&This->lock);
return AUDCLNT_E_NOT_INITIALIZED;
}
if(This->playing){
OSSpinLockUnlock(&This->lock);
return AUDCLNT_E_NOT_STOPPED;
}
if(This->getbuf_last){
OSSpinLockUnlock(&This->lock);
return AUDCLNT_E_BUFFER_OPERATION_PENDING;
}
if(This->dataflow == eRender){
This->written_frames = 0;
}else{
This->written_frames += This->held_frames;
}
This->held_frames = 0;
This->lcl_offs_frames = 0;
This->wri_offs_frames = 0;
This->cap_offs_frames = 0;
This->cap_held_frames = 0;
OSSpinLockUnlock(&This->lock);
return S_OK;
}
static HRESULT WINAPI AudioClient_SetEventHandle(IAudioClient *iface,
HANDLE event)
{
ACImpl *This = impl_from_IAudioClient(iface);
TRACE("(%p)->(%p)\n", This, event);
if(!event)
return E_INVALIDARG;
OSSpinLockLock(&This->lock);
if(!This->initted){
OSSpinLockUnlock(&This->lock);
return AUDCLNT_E_NOT_INITIALIZED;
}
if(!(This->flags & AUDCLNT_STREAMFLAGS_EVENTCALLBACK)){
OSSpinLockUnlock(&This->lock);
return AUDCLNT_E_EVENTHANDLE_NOT_EXPECTED;
}
if (This->event){
OSSpinLockUnlock(&This->lock);
FIXME("called twice\n");
return HRESULT_FROM_WIN32(ERROR_INVALID_NAME);
}
This->event = event;
OSSpinLockUnlock(&This->lock);
return S_OK;
}
static HRESULT WINAPI AudioClient_GetService(IAudioClient *iface, REFIID riid,
void **ppv)
{
ACImpl *This = impl_from_IAudioClient(iface);
TRACE("(%p)->(%s, %p)\n", This, debugstr_guid(riid), ppv);
if(!ppv)
return E_POINTER;
*ppv = NULL;
OSSpinLockLock(&This->lock);
if(!This->initted){
OSSpinLockUnlock(&This->lock);
return AUDCLNT_E_NOT_INITIALIZED;
}
if(IsEqualIID(riid, &IID_IAudioRenderClient)){
if(This->dataflow != eRender){
OSSpinLockUnlock(&This->lock);
return AUDCLNT_E_WRONG_ENDPOINT_TYPE;
}
IAudioRenderClient_AddRef(&This->IAudioRenderClient_iface);
*ppv = &This->IAudioRenderClient_iface;
}else if(IsEqualIID(riid, &IID_IAudioCaptureClient)){
if(This->dataflow != eCapture){
OSSpinLockUnlock(&This->lock);
return AUDCLNT_E_WRONG_ENDPOINT_TYPE;
}
IAudioCaptureClient_AddRef(&This->IAudioCaptureClient_iface);
*ppv = &This->IAudioCaptureClient_iface;
}else if(IsEqualIID(riid, &IID_IAudioClock)){
IAudioClock_AddRef(&This->IAudioClock_iface);
*ppv = &This->IAudioClock_iface;
}else if(IsEqualIID(riid, &IID_IAudioStreamVolume)){
IAudioStreamVolume_AddRef(&This->IAudioStreamVolume_iface);
*ppv = &This->IAudioStreamVolume_iface;
}else if(IsEqualIID(riid, &IID_IAudioSessionControl)){
if(!This->session_wrapper){
This->session_wrapper = AudioSessionWrapper_Create(This);
if(!This->session_wrapper){
OSSpinLockUnlock(&This->lock);
return E_OUTOFMEMORY;
}
}else
IAudioSessionControl2_AddRef(&This->session_wrapper->IAudioSessionControl2_iface);
*ppv = &This->session_wrapper->IAudioSessionControl2_iface;
}else if(IsEqualIID(riid, &IID_IChannelAudioVolume)){
if(!This->session_wrapper){
This->session_wrapper = AudioSessionWrapper_Create(This);
if(!This->session_wrapper){
OSSpinLockUnlock(&This->lock);
return E_OUTOFMEMORY;
}
}else
IChannelAudioVolume_AddRef(&This->session_wrapper->IChannelAudioVolume_iface);
*ppv = &This->session_wrapper->IChannelAudioVolume_iface;
}else if(IsEqualIID(riid, &IID_ISimpleAudioVolume)){
if(!This->session_wrapper){
This->session_wrapper = AudioSessionWrapper_Create(This);
if(!This->session_wrapper){
OSSpinLockUnlock(&This->lock);
return E_OUTOFMEMORY;
}
}else
ISimpleAudioVolume_AddRef(&This->session_wrapper->ISimpleAudioVolume_iface);
*ppv = &This->session_wrapper->ISimpleAudioVolume_iface;
}
if(*ppv){
OSSpinLockUnlock(&This->lock);
return S_OK;
}
OSSpinLockUnlock(&This->lock);
FIXME("stub %s\n", debugstr_guid(riid));
return E_NOINTERFACE;
}
static const IAudioClientVtbl AudioClient_Vtbl =
{
AudioClient_QueryInterface,
AudioClient_AddRef,
AudioClient_Release,
AudioClient_Initialize,
AudioClient_GetBufferSize,
AudioClient_GetStreamLatency,
AudioClient_GetCurrentPadding,
AudioClient_IsFormatSupported,
AudioClient_GetMixFormat,
AudioClient_GetDevicePeriod,
AudioClient_Start,
AudioClient_Stop,
AudioClient_Reset,
AudioClient_SetEventHandle,
AudioClient_GetService
};
static HRESULT WINAPI AudioRenderClient_QueryInterface(
IAudioRenderClient *iface, REFIID riid, void **ppv)
{
ACImpl *This = impl_from_IAudioRenderClient(iface);
TRACE("(%p)->(%s, %p)\n", iface, debugstr_guid(riid), ppv);
if(!ppv)
return E_POINTER;
*ppv = NULL;
if(IsEqualIID(riid, &IID_IUnknown) ||
IsEqualIID(riid, &IID_IAudioRenderClient))
*ppv = iface;
else if(IsEqualIID(riid, &IID_IMarshal))
return IUnknown_QueryInterface(This->pUnkFTMarshal, riid, ppv);
if(*ppv){
IUnknown_AddRef((IUnknown*)*ppv);
return S_OK;
}
WARN("Unknown interface %s\n", debugstr_guid(riid));
return E_NOINTERFACE;
}
static ULONG WINAPI AudioRenderClient_AddRef(IAudioRenderClient *iface)
{
ACImpl *This = impl_from_IAudioRenderClient(iface);
return AudioClient_AddRef(&This->IAudioClient_iface);
}
static ULONG WINAPI AudioRenderClient_Release(IAudioRenderClient *iface)
{
ACImpl *This = impl_from_IAudioRenderClient(iface);
return AudioClient_Release(&This->IAudioClient_iface);
}
static HRESULT WINAPI AudioRenderClient_GetBuffer(IAudioRenderClient *iface,
UINT32 frames, BYTE **data)
{
ACImpl *This = impl_from_IAudioRenderClient(iface);
UINT32 pad;
HRESULT hr;
TRACE("(%p)->(%u, %p)\n", This, frames, data);
if(!data)
return E_POINTER;
*data = NULL;
OSSpinLockLock(&This->lock);
if(This->getbuf_last){
OSSpinLockUnlock(&This->lock);
return AUDCLNT_E_OUT_OF_ORDER;
}
if(!frames){
OSSpinLockUnlock(&This->lock);
return S_OK;
}
hr = AudioClient_GetCurrentPadding_nolock(This, &pad);
if(FAILED(hr)){
OSSpinLockUnlock(&This->lock);
return hr;
}
if(pad + frames > This->bufsize_frames){
OSSpinLockUnlock(&This->lock);
return AUDCLNT_E_BUFFER_TOO_LARGE;
}
if(This->wri_offs_frames + frames > This->bufsize_frames){
if(This->tmp_buffer_frames < frames){
HeapFree(GetProcessHeap(), 0, This->tmp_buffer);
This->tmp_buffer = HeapAlloc(GetProcessHeap(), 0, frames * This->fmt->nBlockAlign);
if(!This->tmp_buffer){
OSSpinLockUnlock(&This->lock);
return E_OUTOFMEMORY;
}
This->tmp_buffer_frames = frames;
}
*data = This->tmp_buffer;
This->getbuf_last = -frames;
}else{
*data = This->local_buffer + This->wri_offs_frames * This->fmt->nBlockAlign;
This->getbuf_last = frames;
}
silence_buffer(This, *data, frames);
OSSpinLockUnlock(&This->lock);
return S_OK;
}
static HRESULT WINAPI AudioRenderClient_ReleaseBuffer(
IAudioRenderClient *iface, UINT32 frames, DWORD flags)
{
ACImpl *This = impl_from_IAudioRenderClient(iface);
BYTE *buffer;
TRACE("(%p)->(%u, %x)\n", This, frames, flags);
OSSpinLockLock(&This->lock);
if(!frames){
This->getbuf_last = 0;
OSSpinLockUnlock(&This->lock);
return S_OK;
}
if(!This->getbuf_last){
OSSpinLockUnlock(&This->lock);
return AUDCLNT_E_OUT_OF_ORDER;
}
if(frames > (This->getbuf_last >= 0 ? This->getbuf_last : -This->getbuf_last)){
OSSpinLockUnlock(&This->lock);
return AUDCLNT_E_INVALID_SIZE;
}
if(This->getbuf_last >= 0)
buffer = This->local_buffer + This->wri_offs_frames * This->fmt->nBlockAlign;
else
buffer = This->tmp_buffer;
if(flags & AUDCLNT_BUFFERFLAGS_SILENT)
silence_buffer(This, buffer, frames);
if(This->getbuf_last < 0)
ca_wrap_buffer(This->local_buffer,
This->wri_offs_frames * This->fmt->nBlockAlign,
This->bufsize_frames * This->fmt->nBlockAlign,
buffer, frames * This->fmt->nBlockAlign);
This->wri_offs_frames += frames;
This->wri_offs_frames %= This->bufsize_frames;
This->held_frames += frames;
This->written_frames += frames;
This->getbuf_last = 0;
OSSpinLockUnlock(&This->lock);
return S_OK;
}
static const IAudioRenderClientVtbl AudioRenderClient_Vtbl = {
AudioRenderClient_QueryInterface,
AudioRenderClient_AddRef,
AudioRenderClient_Release,
AudioRenderClient_GetBuffer,
AudioRenderClient_ReleaseBuffer
};
static HRESULT WINAPI AudioCaptureClient_QueryInterface(
IAudioCaptureClient *iface, REFIID riid, void **ppv)
{
ACImpl *This = impl_from_IAudioCaptureClient(iface);
TRACE("(%p)->(%s, %p)\n", iface, debugstr_guid(riid), ppv);
if(!ppv)
return E_POINTER;
*ppv = NULL;
if(IsEqualIID(riid, &IID_IUnknown) ||
IsEqualIID(riid, &IID_IAudioCaptureClient))
*ppv = iface;
else if(IsEqualIID(riid, &IID_IMarshal))
return IUnknown_QueryInterface(This->pUnkFTMarshal, riid, ppv);
if(*ppv){
IUnknown_AddRef((IUnknown*)*ppv);
return S_OK;
}
WARN("Unknown interface %s\n", debugstr_guid(riid));
return E_NOINTERFACE;
}
static ULONG WINAPI AudioCaptureClient_AddRef(IAudioCaptureClient *iface)
{
ACImpl *This = impl_from_IAudioCaptureClient(iface);
return IAudioClient_AddRef(&This->IAudioClient_iface);
}
static ULONG WINAPI AudioCaptureClient_Release(IAudioCaptureClient *iface)
{
ACImpl *This = impl_from_IAudioCaptureClient(iface);
return IAudioClient_Release(&This->IAudioClient_iface);
}
static HRESULT WINAPI AudioCaptureClient_GetBuffer(IAudioCaptureClient *iface,
BYTE **data, UINT32 *frames, DWORD *flags, UINT64 *devpos,
UINT64 *qpcpos)
{
ACImpl *This = impl_from_IAudioCaptureClient(iface);
UINT32 chunk_bytes, chunk_frames;
TRACE("(%p)->(%p, %p, %p, %p, %p)\n", This, data, frames, flags,
devpos, qpcpos);
if(!data || !frames || !flags)
return E_POINTER;
OSSpinLockLock(&This->lock);
if(This->getbuf_last){
OSSpinLockUnlock(&This->lock);
return AUDCLNT_E_OUT_OF_ORDER;
}
capture_resample(This);
if(This->held_frames < This->period_frames){
*frames = 0;
OSSpinLockUnlock(&This->lock);
return AUDCLNT_S_BUFFER_EMPTY;
}
*flags = 0;
chunk_frames = This->bufsize_frames - This->lcl_offs_frames;
if(chunk_frames < This->period_frames){
chunk_bytes = chunk_frames * This->fmt->nBlockAlign;
if(!This->tmp_buffer)
This->tmp_buffer = HeapAlloc(GetProcessHeap(), 0, This->period_frames * This->fmt->nBlockAlign);
*data = This->tmp_buffer;
memcpy(*data, This->local_buffer + This->lcl_offs_frames * This->fmt->nBlockAlign, chunk_bytes);
memcpy((*data) + chunk_bytes, This->local_buffer, This->period_frames * This->fmt->nBlockAlign - chunk_bytes);
}else
*data = This->local_buffer + This->lcl_offs_frames * This->fmt->nBlockAlign;
This->getbuf_last = *frames = This->period_frames;
if(devpos)
*devpos = This->written_frames;
if(qpcpos){ /* fixme: qpc of recording time */
LARGE_INTEGER stamp, freq;
QueryPerformanceCounter(&stamp);
QueryPerformanceFrequency(&freq);
*qpcpos = (stamp.QuadPart * (INT64)10000000) / freq.QuadPart;
}
OSSpinLockUnlock(&This->lock);
return S_OK;
}
static HRESULT WINAPI AudioCaptureClient_ReleaseBuffer(
IAudioCaptureClient *iface, UINT32 done)
{
ACImpl *This = impl_from_IAudioCaptureClient(iface);
TRACE("(%p)->(%u)\n", This, done);
OSSpinLockLock(&This->lock);
if(!done){
This->getbuf_last = 0;
OSSpinLockUnlock(&This->lock);
return S_OK;
}
if(!This->getbuf_last){
OSSpinLockUnlock(&This->lock);
return AUDCLNT_E_OUT_OF_ORDER;
}
if(This->getbuf_last != done){
OSSpinLockUnlock(&This->lock);
return AUDCLNT_E_INVALID_SIZE;
}
This->written_frames += done;
This->held_frames -= done;
This->lcl_offs_frames += done;
This->lcl_offs_frames %= This->bufsize_frames;
This->getbuf_last = 0;
OSSpinLockUnlock(&This->lock);
return S_OK;
}
static HRESULT WINAPI AudioCaptureClient_GetNextPacketSize(
IAudioCaptureClient *iface, UINT32 *frames)
{
ACImpl *This = impl_from_IAudioCaptureClient(iface);
TRACE("(%p)->(%p)\n", This, frames);
if(!frames)
return E_POINTER;
OSSpinLockLock(&This->lock);
capture_resample(This);
if(This->held_frames >= This->period_frames)
*frames = This->period_frames;
else
*frames = 0;
OSSpinLockUnlock(&This->lock);
return S_OK;
}
static const IAudioCaptureClientVtbl AudioCaptureClient_Vtbl =
{
AudioCaptureClient_QueryInterface,
AudioCaptureClient_AddRef,
AudioCaptureClient_Release,
AudioCaptureClient_GetBuffer,
AudioCaptureClient_ReleaseBuffer,
AudioCaptureClient_GetNextPacketSize
};
static HRESULT WINAPI AudioClock_QueryInterface(IAudioClock *iface,
REFIID riid, void **ppv)
{
ACImpl *This = impl_from_IAudioClock(iface);
TRACE("(%p)->(%s, %p)\n", iface, debugstr_guid(riid), ppv);
if(!ppv)
return E_POINTER;
*ppv = NULL;
if(IsEqualIID(riid, &IID_IUnknown) || IsEqualIID(riid, &IID_IAudioClock))
*ppv = iface;
else if(IsEqualIID(riid, &IID_IAudioClock2))
*ppv = &This->IAudioClock2_iface;
if(*ppv){
IUnknown_AddRef((IUnknown*)*ppv);
return S_OK;
}
WARN("Unknown interface %s\n", debugstr_guid(riid));
return E_NOINTERFACE;
}
static ULONG WINAPI AudioClock_AddRef(IAudioClock *iface)
{
ACImpl *This = impl_from_IAudioClock(iface);
return IAudioClient_AddRef(&This->IAudioClient_iface);
}
static ULONG WINAPI AudioClock_Release(IAudioClock *iface)
{
ACImpl *This = impl_from_IAudioClock(iface);
return IAudioClient_Release(&This->IAudioClient_iface);
}
static HRESULT WINAPI AudioClock_GetFrequency(IAudioClock *iface, UINT64 *freq)
{
ACImpl *This = impl_from_IAudioClock(iface);
TRACE("(%p)->(%p)\n", This, freq);
if(This->share == AUDCLNT_SHAREMODE_SHARED)
*freq = (UINT64)This->fmt->nSamplesPerSec * This->fmt->nBlockAlign;
else
*freq = This->fmt->nSamplesPerSec;
return S_OK;
}
static HRESULT AudioClock_GetPosition_nolock(ACImpl *This,
UINT64 *pos, UINT64 *qpctime)
{
*pos = This->written_frames - This->held_frames;
if(This->share == AUDCLNT_SHAREMODE_SHARED)
*pos *= This->fmt->nBlockAlign;
if(qpctime){
LARGE_INTEGER stamp, freq;
QueryPerformanceCounter(&stamp);
QueryPerformanceFrequency(&freq);
*qpctime = (stamp.QuadPart * (INT64)10000000) / freq.QuadPart;
}
return S_OK;
}
static HRESULT WINAPI AudioClock_GetPosition(IAudioClock *iface, UINT64 *pos,
UINT64 *qpctime)
{
ACImpl *This = impl_from_IAudioClock(iface);
HRESULT hr;
TRACE("(%p)->(%p, %p)\n", This, pos, qpctime);
if(!pos)
return E_POINTER;
OSSpinLockLock(&This->lock);
hr = AudioClock_GetPosition_nolock(This, pos, qpctime);
OSSpinLockUnlock(&This->lock);
return hr;
}
static HRESULT WINAPI AudioClock_GetCharacteristics(IAudioClock *iface,
DWORD *chars)
{
ACImpl *This = impl_from_IAudioClock(iface);
TRACE("(%p)->(%p)\n", This, chars);
if(!chars)
return E_POINTER;
*chars = AUDIOCLOCK_CHARACTERISTIC_FIXED_FREQ;
return S_OK;
}
static const IAudioClockVtbl AudioClock_Vtbl =
{
AudioClock_QueryInterface,
AudioClock_AddRef,
AudioClock_Release,
AudioClock_GetFrequency,
AudioClock_GetPosition,
AudioClock_GetCharacteristics
};
static HRESULT WINAPI AudioClock2_QueryInterface(IAudioClock2 *iface,
REFIID riid, void **ppv)
{
ACImpl *This = impl_from_IAudioClock2(iface);
return IAudioClock_QueryInterface(&This->IAudioClock_iface, riid, ppv);
}
static ULONG WINAPI AudioClock2_AddRef(IAudioClock2 *iface)
{
ACImpl *This = impl_from_IAudioClock2(iface);
return IAudioClient_AddRef(&This->IAudioClient_iface);
}
static ULONG WINAPI AudioClock2_Release(IAudioClock2 *iface)
{
ACImpl *This = impl_from_IAudioClock2(iface);
return IAudioClient_Release(&This->IAudioClient_iface);
}
static HRESULT WINAPI AudioClock2_GetDevicePosition(IAudioClock2 *iface,
UINT64 *pos, UINT64 *qpctime)
{
ACImpl *This = impl_from_IAudioClock2(iface);
FIXME("(%p)->(%p, %p)\n", This, pos, qpctime);
return E_NOTIMPL;
}
static const IAudioClock2Vtbl AudioClock2_Vtbl =
{
AudioClock2_QueryInterface,
AudioClock2_AddRef,
AudioClock2_Release,
AudioClock2_GetDevicePosition
};
static AudioSessionWrapper *AudioSessionWrapper_Create(ACImpl *client)
{
AudioSessionWrapper *ret;
ret = HeapAlloc(GetProcessHeap(), HEAP_ZERO_MEMORY,
sizeof(AudioSessionWrapper));
if(!ret)
return NULL;
ret->IAudioSessionControl2_iface.lpVtbl = &AudioSessionControl2_Vtbl;
ret->ISimpleAudioVolume_iface.lpVtbl = &SimpleAudioVolume_Vtbl;
ret->IChannelAudioVolume_iface.lpVtbl = &ChannelAudioVolume_Vtbl;
ret->ref = 1;
ret->client = client;
if(client){
ret->session = client->session;
AudioClient_AddRef(&client->IAudioClient_iface);
}
return ret;
}
static HRESULT WINAPI AudioSessionControl_QueryInterface(
IAudioSessionControl2 *iface, REFIID riid, void **ppv)
{
TRACE("(%p)->(%s, %p)\n", iface, debugstr_guid(riid), ppv);
if(!ppv)
return E_POINTER;
*ppv = NULL;
if(IsEqualIID(riid, &IID_IUnknown) ||
IsEqualIID(riid, &IID_IAudioSessionControl) ||
IsEqualIID(riid, &IID_IAudioSessionControl2))
*ppv = iface;
if(*ppv){
IUnknown_AddRef((IUnknown*)*ppv);
return S_OK;
}
WARN("Unknown interface %s\n", debugstr_guid(riid));
return E_NOINTERFACE;
}
static ULONG WINAPI AudioSessionControl_AddRef(IAudioSessionControl2 *iface)
{
AudioSessionWrapper *This = impl_from_IAudioSessionControl2(iface);
ULONG ref;
ref = InterlockedIncrement(&This->ref);
TRACE("(%p) Refcount now %u\n", This, ref);
return ref;
}
static ULONG WINAPI AudioSessionControl_Release(IAudioSessionControl2 *iface)
{
AudioSessionWrapper *This = impl_from_IAudioSessionControl2(iface);
ULONG ref;
ref = InterlockedDecrement(&This->ref);
TRACE("(%p) Refcount now %u\n", This, ref);
if(!ref){
if(This->client){
OSSpinLockLock(&This->client->lock);
This->client->session_wrapper = NULL;
OSSpinLockUnlock(&This->client->lock);
AudioClient_Release(&This->client->IAudioClient_iface);
}
HeapFree(GetProcessHeap(), 0, This);
}
return ref;
}
static HRESULT WINAPI AudioSessionControl_GetState(IAudioSessionControl2 *iface,
AudioSessionState *state)
{
AudioSessionWrapper *This = impl_from_IAudioSessionControl2(iface);
ACImpl *client;
TRACE("(%p)->(%p)\n", This, state);
if(!state)
return NULL_PTR_ERR;
EnterCriticalSection(&g_sessions_lock);
if(list_empty(&This->session->clients)){
*state = AudioSessionStateExpired;
LeaveCriticalSection(&g_sessions_lock);
return S_OK;
}
LIST_FOR_EACH_ENTRY(client, &This->session->clients, ACImpl, entry){
OSSpinLockLock(&client->lock);
if(client->playing){
*state = AudioSessionStateActive;
OSSpinLockUnlock(&client->lock);
LeaveCriticalSection(&g_sessions_lock);
return S_OK;
}
OSSpinLockUnlock(&client->lock);
}
LeaveCriticalSection(&g_sessions_lock);
*state = AudioSessionStateInactive;
return S_OK;
}
static HRESULT WINAPI AudioSessionControl_GetDisplayName(
IAudioSessionControl2 *iface, WCHAR **name)
{
AudioSessionWrapper *This = impl_from_IAudioSessionControl2(iface);
FIXME("(%p)->(%p) - stub\n", This, name);
return E_NOTIMPL;
}
static HRESULT WINAPI AudioSessionControl_SetDisplayName(
IAudioSessionControl2 *iface, const WCHAR *name, const GUID *session)
{
AudioSessionWrapper *This = impl_from_IAudioSessionControl2(iface);
FIXME("(%p)->(%p, %s) - stub\n", This, name, debugstr_guid(session));
return E_NOTIMPL;
}
static HRESULT WINAPI AudioSessionControl_GetIconPath(
IAudioSessionControl2 *iface, WCHAR **path)
{
AudioSessionWrapper *This = impl_from_IAudioSessionControl2(iface);
FIXME("(%p)->(%p) - stub\n", This, path);
return E_NOTIMPL;
}
static HRESULT WINAPI AudioSessionControl_SetIconPath(
IAudioSessionControl2 *iface, const WCHAR *path, const GUID *session)
{
AudioSessionWrapper *This = impl_from_IAudioSessionControl2(iface);
FIXME("(%p)->(%p, %s) - stub\n", This, path, debugstr_guid(session));
return E_NOTIMPL;
}
static HRESULT WINAPI AudioSessionControl_GetGroupingParam(
IAudioSessionControl2 *iface, GUID *group)
{
AudioSessionWrapper *This = impl_from_IAudioSessionControl2(iface);
FIXME("(%p)->(%p) - stub\n", This, group);
return E_NOTIMPL;
}
static HRESULT WINAPI AudioSessionControl_SetGroupingParam(
IAudioSessionControl2 *iface, const GUID *group, const GUID *session)
{
AudioSessionWrapper *This = impl_from_IAudioSessionControl2(iface);
FIXME("(%p)->(%s, %s) - stub\n", This, debugstr_guid(group),
debugstr_guid(session));
return E_NOTIMPL;
}
static HRESULT WINAPI AudioSessionControl_RegisterAudioSessionNotification(
IAudioSessionControl2 *iface, IAudioSessionEvents *events)
{
AudioSessionWrapper *This = impl_from_IAudioSessionControl2(iface);
FIXME("(%p)->(%p) - stub\n", This, events);
return S_OK;
}
static HRESULT WINAPI AudioSessionControl_UnregisterAudioSessionNotification(
IAudioSessionControl2 *iface, IAudioSessionEvents *events)
{
AudioSessionWrapper *This = impl_from_IAudioSessionControl2(iface);
FIXME("(%p)->(%p) - stub\n", This, events);
return S_OK;
}
static HRESULT WINAPI AudioSessionControl_GetSessionIdentifier(
IAudioSessionControl2 *iface, WCHAR **id)
{
AudioSessionWrapper *This = impl_from_IAudioSessionControl2(iface);
FIXME("(%p)->(%p) - stub\n", This, id);
return E_NOTIMPL;
}
static HRESULT WINAPI AudioSessionControl_GetSessionInstanceIdentifier(
IAudioSessionControl2 *iface, WCHAR **id)
{
AudioSessionWrapper *This = impl_from_IAudioSessionControl2(iface);
FIXME("(%p)->(%p) - stub\n", This, id);
return E_NOTIMPL;
}
static HRESULT WINAPI AudioSessionControl_GetProcessId(
IAudioSessionControl2 *iface, DWORD *pid)
{
AudioSessionWrapper *This = impl_from_IAudioSessionControl2(iface);
TRACE("(%p)->(%p)\n", This, pid);
if(!pid)
return E_POINTER;
*pid = GetCurrentProcessId();
return S_OK;
}
static HRESULT WINAPI AudioSessionControl_IsSystemSoundsSession(
IAudioSessionControl2 *iface)
{
AudioSessionWrapper *This = impl_from_IAudioSessionControl2(iface);
TRACE("(%p)\n", This);
return S_FALSE;
}
static HRESULT WINAPI AudioSessionControl_SetDuckingPreference(
IAudioSessionControl2 *iface, BOOL optout)
{
AudioSessionWrapper *This = impl_from_IAudioSessionControl2(iface);
TRACE("(%p)->(%d)\n", This, optout);
return S_OK;
}
static const IAudioSessionControl2Vtbl AudioSessionControl2_Vtbl =
{
AudioSessionControl_QueryInterface,
AudioSessionControl_AddRef,
AudioSessionControl_Release,
AudioSessionControl_GetState,
AudioSessionControl_GetDisplayName,
AudioSessionControl_SetDisplayName,
AudioSessionControl_GetIconPath,
AudioSessionControl_SetIconPath,
AudioSessionControl_GetGroupingParam,
AudioSessionControl_SetGroupingParam,
AudioSessionControl_RegisterAudioSessionNotification,
AudioSessionControl_UnregisterAudioSessionNotification,
AudioSessionControl_GetSessionIdentifier,
AudioSessionControl_GetSessionInstanceIdentifier,
AudioSessionControl_GetProcessId,
AudioSessionControl_IsSystemSoundsSession,
AudioSessionControl_SetDuckingPreference
};
/* index == -1 means set all channels, otherwise sets only the given channel */
static HRESULT ca_setvol(ACImpl *This, UINT32 index)
{
Float32 level;
OSStatus sc;
if(This->session->mute)
level = 0.;
else{
if(index == (UINT32)-1){
UINT32 i;
level = 1.;
for(i = 0; i < This->fmt->nChannels; ++i){
Float32 tmp;
tmp = This->session->master_vol *
This->session->channel_vols[i] * This->vols[i];
level = tmp < level ? tmp : level;
}
}else
level = This->session->master_vol *
This->session->channel_vols[index] * This->vols[index];
}
sc = AudioUnitSetParameter(This->unit, kHALOutputParam_Volume,
kAudioUnitScope_Global, 0, level, 0);
if(sc != noErr)
WARN("Couldn't set volume: %x\n", (int)sc);
return S_OK;
}
static HRESULT ca_session_setvol(AudioSession *session, UINT32 index)
{
HRESULT ret = S_OK;
ACImpl *client;
LIST_FOR_EACH_ENTRY(client, &session->clients, ACImpl, entry){
HRESULT hr;
hr = ca_setvol(client, index);
if(FAILED(hr))
ret = hr;
}
return ret;
}
static HRESULT WINAPI SimpleAudioVolume_QueryInterface(
ISimpleAudioVolume *iface, REFIID riid, void **ppv)
{
TRACE("(%p)->(%s, %p)\n", iface, debugstr_guid(riid), ppv);
if(!ppv)
return E_POINTER;
*ppv = NULL;
if(IsEqualIID(riid, &IID_IUnknown) ||
IsEqualIID(riid, &IID_ISimpleAudioVolume))
*ppv = iface;
if(*ppv){
IUnknown_AddRef((IUnknown*)*ppv);
return S_OK;
}
WARN("Unknown interface %s\n", debugstr_guid(riid));
return E_NOINTERFACE;
}
static ULONG WINAPI SimpleAudioVolume_AddRef(ISimpleAudioVolume *iface)
{
AudioSessionWrapper *This = impl_from_ISimpleAudioVolume(iface);
return AudioSessionControl_AddRef(&This->IAudioSessionControl2_iface);
}
static ULONG WINAPI SimpleAudioVolume_Release(ISimpleAudioVolume *iface)
{
AudioSessionWrapper *This = impl_from_ISimpleAudioVolume(iface);
return AudioSessionControl_Release(&This->IAudioSessionControl2_iface);
}
static HRESULT WINAPI SimpleAudioVolume_SetMasterVolume(
ISimpleAudioVolume *iface, float level, const GUID *context)
{
AudioSessionWrapper *This = impl_from_ISimpleAudioVolume(iface);
AudioSession *session = This->session;
HRESULT ret;
TRACE("(%p)->(%f, %s)\n", session, level, wine_dbgstr_guid(context));
if(level < 0.f || level > 1.f)
return E_INVALIDARG;
if(context)
FIXME("Notifications not supported yet\n");
EnterCriticalSection(&session->lock);
session->master_vol = level;
ret = ca_session_setvol(session, -1);
LeaveCriticalSection(&session->lock);
return ret;
}
static HRESULT WINAPI SimpleAudioVolume_GetMasterVolume(
ISimpleAudioVolume *iface, float *level)
{
AudioSessionWrapper *This = impl_from_ISimpleAudioVolume(iface);
AudioSession *session = This->session;
TRACE("(%p)->(%p)\n", session, level);
if(!level)
return NULL_PTR_ERR;
*level = session->master_vol;
return S_OK;
}
static HRESULT WINAPI SimpleAudioVolume_SetMute(ISimpleAudioVolume *iface,
BOOL mute, const GUID *context)
{
AudioSessionWrapper *This = impl_from_ISimpleAudioVolume(iface);
AudioSession *session = This->session;
TRACE("(%p)->(%u, %s)\n", session, mute, debugstr_guid(context));
if(context)
FIXME("Notifications not supported yet\n");
EnterCriticalSection(&session->lock);
session->mute = mute;
ca_session_setvol(session, -1);
LeaveCriticalSection(&session->lock);
return S_OK;
}
static HRESULT WINAPI SimpleAudioVolume_GetMute(ISimpleAudioVolume *iface,
BOOL *mute)
{
AudioSessionWrapper *This = impl_from_ISimpleAudioVolume(iface);
AudioSession *session = This->session;
TRACE("(%p)->(%p)\n", session, mute);
if(!mute)
return NULL_PTR_ERR;
*mute = session->mute;
return S_OK;
}
static const ISimpleAudioVolumeVtbl SimpleAudioVolume_Vtbl =
{
SimpleAudioVolume_QueryInterface,
SimpleAudioVolume_AddRef,
SimpleAudioVolume_Release,
SimpleAudioVolume_SetMasterVolume,
SimpleAudioVolume_GetMasterVolume,
SimpleAudioVolume_SetMute,
SimpleAudioVolume_GetMute
};
static HRESULT WINAPI AudioStreamVolume_QueryInterface(
IAudioStreamVolume *iface, REFIID riid, void **ppv)
{
TRACE("(%p)->(%s, %p)\n", iface, debugstr_guid(riid), ppv);
if(!ppv)
return E_POINTER;
*ppv = NULL;
if(IsEqualIID(riid, &IID_IUnknown) ||
IsEqualIID(riid, &IID_IAudioStreamVolume))
*ppv = iface;
if(*ppv){
IUnknown_AddRef((IUnknown*)*ppv);
return S_OK;
}
WARN("Unknown interface %s\n", debugstr_guid(riid));
return E_NOINTERFACE;
}
static ULONG WINAPI AudioStreamVolume_AddRef(IAudioStreamVolume *iface)
{
ACImpl *This = impl_from_IAudioStreamVolume(iface);
return IAudioClient_AddRef(&This->IAudioClient_iface);
}
static ULONG WINAPI AudioStreamVolume_Release(IAudioStreamVolume *iface)
{
ACImpl *This = impl_from_IAudioStreamVolume(iface);
return IAudioClient_Release(&This->IAudioClient_iface);
}
static HRESULT WINAPI AudioStreamVolume_GetChannelCount(
IAudioStreamVolume *iface, UINT32 *out)
{
ACImpl *This = impl_from_IAudioStreamVolume(iface);
TRACE("(%p)->(%p)\n", This, out);
if(!out)
return E_POINTER;
*out = This->fmt->nChannels;
return S_OK;
}
static HRESULT WINAPI AudioStreamVolume_SetChannelVolume(
IAudioStreamVolume *iface, UINT32 index, float level)
{
ACImpl *This = impl_from_IAudioStreamVolume(iface);
HRESULT ret;
TRACE("(%p)->(%d, %f)\n", This, index, level);
if(level < 0.f || level > 1.f)
return E_INVALIDARG;
if(index >= This->fmt->nChannels)
return E_INVALIDARG;
OSSpinLockLock(&This->lock);
This->vols[index] = level;
WARN("CoreAudio doesn't support per-channel volume control\n");
ret = ca_setvol(This, index);
OSSpinLockUnlock(&This->lock);
return ret;
}
static HRESULT WINAPI AudioStreamVolume_GetChannelVolume(
IAudioStreamVolume *iface, UINT32 index, float *level)
{
ACImpl *This = impl_from_IAudioStreamVolume(iface);
TRACE("(%p)->(%d, %p)\n", This, index, level);
if(!level)
return E_POINTER;
if(index >= This->fmt->nChannels)
return E_INVALIDARG;
*level = This->vols[index];
return S_OK;
}
static HRESULT WINAPI AudioStreamVolume_SetAllVolumes(
IAudioStreamVolume *iface, UINT32 count, const float *levels)
{
ACImpl *This = impl_from_IAudioStreamVolume(iface);
int i;
HRESULT ret;
TRACE("(%p)->(%d, %p)\n", This, count, levels);
if(!levels)
return E_POINTER;
if(count != This->fmt->nChannels)
return E_INVALIDARG;
OSSpinLockLock(&This->lock);
for(i = 0; i < count; ++i)
This->vols[i] = levels[i];
ret = ca_setvol(This, -1);
OSSpinLockUnlock(&This->lock);
return ret;
}
static HRESULT WINAPI AudioStreamVolume_GetAllVolumes(
IAudioStreamVolume *iface, UINT32 count, float *levels)
{
ACImpl *This = impl_from_IAudioStreamVolume(iface);
int i;
TRACE("(%p)->(%d, %p)\n", This, count, levels);
if(!levels)
return E_POINTER;
if(count != This->fmt->nChannels)
return E_INVALIDARG;
OSSpinLockLock(&This->lock);
for(i = 0; i < count; ++i)
levels[i] = This->vols[i];
OSSpinLockUnlock(&This->lock);
return S_OK;
}
static const IAudioStreamVolumeVtbl AudioStreamVolume_Vtbl =
{
AudioStreamVolume_QueryInterface,
AudioStreamVolume_AddRef,
AudioStreamVolume_Release,
AudioStreamVolume_GetChannelCount,
AudioStreamVolume_SetChannelVolume,
AudioStreamVolume_GetChannelVolume,
AudioStreamVolume_SetAllVolumes,
AudioStreamVolume_GetAllVolumes
};
static HRESULT WINAPI ChannelAudioVolume_QueryInterface(
IChannelAudioVolume *iface, REFIID riid, void **ppv)
{
TRACE("(%p)->(%s, %p)\n", iface, debugstr_guid(riid), ppv);
if(!ppv)
return E_POINTER;
*ppv = NULL;
if(IsEqualIID(riid, &IID_IUnknown) ||
IsEqualIID(riid, &IID_IChannelAudioVolume))
*ppv = iface;
if(*ppv){
IUnknown_AddRef((IUnknown*)*ppv);
return S_OK;
}
WARN("Unknown interface %s\n", debugstr_guid(riid));
return E_NOINTERFACE;
}
static ULONG WINAPI ChannelAudioVolume_AddRef(IChannelAudioVolume *iface)
{
AudioSessionWrapper *This = impl_from_IChannelAudioVolume(iface);
return AudioSessionControl_AddRef(&This->IAudioSessionControl2_iface);
}
static ULONG WINAPI ChannelAudioVolume_Release(IChannelAudioVolume *iface)
{
AudioSessionWrapper *This = impl_from_IChannelAudioVolume(iface);
return AudioSessionControl_Release(&This->IAudioSessionControl2_iface);
}
static HRESULT WINAPI ChannelAudioVolume_GetChannelCount(
IChannelAudioVolume *iface, UINT32 *out)
{
AudioSessionWrapper *This = impl_from_IChannelAudioVolume(iface);
AudioSession *session = This->session;
TRACE("(%p)->(%p)\n", session, out);
if(!out)
return NULL_PTR_ERR;
*out = session->channel_count;
return S_OK;
}
static HRESULT WINAPI ChannelAudioVolume_SetChannelVolume(
IChannelAudioVolume *iface, UINT32 index, float level,
const GUID *context)
{
AudioSessionWrapper *This = impl_from_IChannelAudioVolume(iface);
AudioSession *session = This->session;
HRESULT ret;
TRACE("(%p)->(%d, %f, %s)\n", session, index, level,
wine_dbgstr_guid(context));
if(level < 0.f || level > 1.f)
return E_INVALIDARG;
if(index >= session->channel_count)
return E_INVALIDARG;
if(context)
FIXME("Notifications not supported yet\n");
EnterCriticalSection(&session->lock);
session->channel_vols[index] = level;
WARN("CoreAudio doesn't support per-channel volume control\n");
ret = ca_session_setvol(session, index);
LeaveCriticalSection(&session->lock);
return ret;
}
static HRESULT WINAPI ChannelAudioVolume_GetChannelVolume(
IChannelAudioVolume *iface, UINT32 index, float *level)
{
AudioSessionWrapper *This = impl_from_IChannelAudioVolume(iface);
AudioSession *session = This->session;
TRACE("(%p)->(%d, %p)\n", session, index, level);
if(!level)
return NULL_PTR_ERR;
if(index >= session->channel_count)
return E_INVALIDARG;
*level = session->channel_vols[index];
return S_OK;
}
static HRESULT WINAPI ChannelAudioVolume_SetAllVolumes(
IChannelAudioVolume *iface, UINT32 count, const float *levels,
const GUID *context)
{
AudioSessionWrapper *This = impl_from_IChannelAudioVolume(iface);
AudioSession *session = This->session;
int i;
HRESULT ret;
TRACE("(%p)->(%d, %p, %s)\n", session, count, levels,
wine_dbgstr_guid(context));
if(!levels)
return NULL_PTR_ERR;
if(count != session->channel_count)
return E_INVALIDARG;
if(context)
FIXME("Notifications not supported yet\n");
EnterCriticalSection(&session->lock);
for(i = 0; i < count; ++i)
session->channel_vols[i] = levels[i];
ret = ca_session_setvol(session, -1);
LeaveCriticalSection(&session->lock);
return ret;
}
static HRESULT WINAPI ChannelAudioVolume_GetAllVolumes(
IChannelAudioVolume *iface, UINT32 count, float *levels)
{
AudioSessionWrapper *This = impl_from_IChannelAudioVolume(iface);
AudioSession *session = This->session;
int i;
TRACE("(%p)->(%d, %p)\n", session, count, levels);
if(!levels)
return NULL_PTR_ERR;
if(count != session->channel_count)
return E_INVALIDARG;
for(i = 0; i < count; ++i)
levels[i] = session->channel_vols[i];
return S_OK;
}
static const IChannelAudioVolumeVtbl ChannelAudioVolume_Vtbl =
{
ChannelAudioVolume_QueryInterface,
ChannelAudioVolume_AddRef,
ChannelAudioVolume_Release,
ChannelAudioVolume_GetChannelCount,
ChannelAudioVolume_SetChannelVolume,
ChannelAudioVolume_GetChannelVolume,
ChannelAudioVolume_SetAllVolumes,
ChannelAudioVolume_GetAllVolumes
};
static HRESULT WINAPI AudioSessionManager_QueryInterface(IAudioSessionManager2 *iface,
REFIID riid, void **ppv)
{
TRACE("(%p)->(%s, %p)\n", iface, debugstr_guid(riid), ppv);
if(!ppv)
return E_POINTER;
*ppv = NULL;
if(IsEqualIID(riid, &IID_IUnknown) ||
IsEqualIID(riid, &IID_IAudioSessionManager) ||
IsEqualIID(riid, &IID_IAudioSessionManager2))
*ppv = iface;
if(*ppv){
IUnknown_AddRef((IUnknown*)*ppv);
return S_OK;
}
WARN("Unknown interface %s\n", debugstr_guid(riid));
return E_NOINTERFACE;
}
static ULONG WINAPI AudioSessionManager_AddRef(IAudioSessionManager2 *iface)
{
SessionMgr *This = impl_from_IAudioSessionManager2(iface);
ULONG ref;
ref = InterlockedIncrement(&This->ref);
TRACE("(%p) Refcount now %u\n", This, ref);
return ref;
}
static ULONG WINAPI AudioSessionManager_Release(IAudioSessionManager2 *iface)
{
SessionMgr *This = impl_from_IAudioSessionManager2(iface);
ULONG ref;
ref = InterlockedDecrement(&This->ref);
TRACE("(%p) Refcount now %u\n", This, ref);
if(!ref)
HeapFree(GetProcessHeap(), 0, This);
return ref;
}
static HRESULT WINAPI AudioSessionManager_GetAudioSessionControl(
IAudioSessionManager2 *iface, const GUID *session_guid, DWORD flags,
IAudioSessionControl **out)
{
SessionMgr *This = impl_from_IAudioSessionManager2(iface);
AudioSession *session;
AudioSessionWrapper *wrapper;
HRESULT hr;
TRACE("(%p)->(%s, %x, %p)\n", This, debugstr_guid(session_guid),
flags, out);
hr = get_audio_session(session_guid, This->device, 0, &session);
if(FAILED(hr))
return hr;
wrapper = AudioSessionWrapper_Create(NULL);
if(!wrapper)
return E_OUTOFMEMORY;
wrapper->session = session;
*out = (IAudioSessionControl*)&wrapper->IAudioSessionControl2_iface;
return S_OK;
}
static HRESULT WINAPI AudioSessionManager_GetSimpleAudioVolume(
IAudioSessionManager2 *iface, const GUID *session_guid, DWORD flags,
ISimpleAudioVolume **out)
{
SessionMgr *This = impl_from_IAudioSessionManager2(iface);
AudioSession *session;
AudioSessionWrapper *wrapper;
HRESULT hr;
TRACE("(%p)->(%s, %x, %p)\n", This, debugstr_guid(session_guid),
flags, out);
hr = get_audio_session(session_guid, This->device, 0, &session);
if(FAILED(hr))
return hr;
wrapper = AudioSessionWrapper_Create(NULL);
if(!wrapper)
return E_OUTOFMEMORY;
wrapper->session = session;
*out = &wrapper->ISimpleAudioVolume_iface;
return S_OK;
}
static HRESULT WINAPI AudioSessionManager_GetSessionEnumerator(
IAudioSessionManager2 *iface, IAudioSessionEnumerator **out)
{
SessionMgr *This = impl_from_IAudioSessionManager2(iface);
FIXME("(%p)->(%p) - stub\n", This, out);
return E_NOTIMPL;
}
static HRESULT WINAPI AudioSessionManager_RegisterSessionNotification(
IAudioSessionManager2 *iface, IAudioSessionNotification *notification)
{
SessionMgr *This = impl_from_IAudioSessionManager2(iface);
FIXME("(%p)->(%p) - stub\n", This, notification);
return E_NOTIMPL;
}
static HRESULT WINAPI AudioSessionManager_UnregisterSessionNotification(
IAudioSessionManager2 *iface, IAudioSessionNotification *notification)
{
SessionMgr *This = impl_from_IAudioSessionManager2(iface);
FIXME("(%p)->(%p) - stub\n", This, notification);
return E_NOTIMPL;
}
static HRESULT WINAPI AudioSessionManager_RegisterDuckNotification(
IAudioSessionManager2 *iface, const WCHAR *session_id,
IAudioVolumeDuckNotification *notification)
{
SessionMgr *This = impl_from_IAudioSessionManager2(iface);
FIXME("(%p)->(%p) - stub\n", This, notification);
return E_NOTIMPL;
}
static HRESULT WINAPI AudioSessionManager_UnregisterDuckNotification(
IAudioSessionManager2 *iface,
IAudioVolumeDuckNotification *notification)
{
SessionMgr *This = impl_from_IAudioSessionManager2(iface);
FIXME("(%p)->(%p) - stub\n", This, notification);
return E_NOTIMPL;
}
static const IAudioSessionManager2Vtbl AudioSessionManager2_Vtbl =
{
AudioSessionManager_QueryInterface,
AudioSessionManager_AddRef,
AudioSessionManager_Release,
AudioSessionManager_GetAudioSessionControl,
AudioSessionManager_GetSimpleAudioVolume,
AudioSessionManager_GetSessionEnumerator,
AudioSessionManager_RegisterSessionNotification,
AudioSessionManager_UnregisterSessionNotification,
AudioSessionManager_RegisterDuckNotification,
AudioSessionManager_UnregisterDuckNotification
};
HRESULT WINAPI AUDDRV_GetAudioSessionManager(IMMDevice *device,
IAudioSessionManager2 **out)
{
SessionMgr *This;
This = HeapAlloc(GetProcessHeap(), HEAP_ZERO_MEMORY, sizeof(SessionMgr));
if(!This)
return E_OUTOFMEMORY;
This->IAudioSessionManager2_iface.lpVtbl = &AudioSessionManager2_Vtbl;
This->device = device;
This->ref = 1;
*out = &This->IAudioSessionManager2_iface;
return S_OK;
}
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