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/*
* Copyright 2010 Maarten Lankhorst for CodeWeavers
* Copyright 2011 Andrew Eikum for CodeWeavers
* Copyright 2022 Huw Davies
*
* 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"
#include <stdarg.h>
#include <stdio.h>
#include <math.h>
#include <pthread.h>
#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 "wine/unixlib.h"
#include "propsys.h"
#include "initguid.h"
#include "ole2.h"
#include "propkey.h"
#include "mmdeviceapi.h"
#include "devpkey.h"
#include "mmsystem.h"
#include "dsound.h"
#include "initguid.h"
#include "endpointvolume.h"
#include "audioclient.h"
#include "audiopolicy.h"
#include <alsa/asoundlib.h>
#include "unixlib.h"
WINE_DEFAULT_DEBUG_CHANNEL(alsa);
unixlib_handle_t alsa_handle = 0;
#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;
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 {
IAudioClient3 IAudioClient3_iface;
IAudioRenderClient IAudioRenderClient_iface;
IAudioCaptureClient IAudioCaptureClient_iface;
IAudioClock IAudioClock_iface;
IAudioClock2 IAudioClock2_iface;
IAudioStreamVolume IAudioStreamVolume_iface;
LONG ref;
IMMDevice *parent;
IUnknown *pUnkFTMarshal;
EDataFlow dataflow;
float *vols;
UINT32 channel_count;
struct alsa_stream *stream;
HANDLE timer_thread;
AudioSession *session;
AudioSessionWrapper *session_wrapper;
struct list entry;
/* Keep at end */
char alsa_name[1];
};
typedef struct _SessionMgr {
IAudioSessionManager2 IAudioSessionManager2_iface;
LONG ref;
IMMDevice *device;
} SessionMgr;
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 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','a','l','s','a','.','d','r','v','\\','d','e','v','i','c','e','s',0};
static const WCHAR guidW[] = {'g','u','i','d',0};
static const IAudioClient3Vtbl AudioClient3_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;
static AudioSessionWrapper *AudioSessionWrapper_Create(ACImpl *client);
static inline ACImpl *impl_from_IAudioClient3(IAudioClient3 *iface)
{
return CONTAINING_RECORD(iface, ACImpl, IAudioClient3_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:
if(NtQueryVirtualMemory(GetCurrentProcess(), dll, MemoryWineUnixFuncs,
&alsa_handle, sizeof(alsa_handle), NULL))
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 void alsa_lock(struct alsa_stream *stream)
{
pthread_mutex_lock(&stream->lock);
}
static void alsa_unlock(struct alsa_stream *stream)
{
pthread_mutex_unlock(&stream->lock);
}
static HRESULT alsa_stream_release(struct alsa_stream *stream, HANDLE timer_thread)
{
struct release_stream_params params;
params.stream = stream;
params.timer_thread = timer_thread;
ALSA_CALL(release_stream, &params);
return params.result;
}
static DWORD WINAPI alsa_timer_thread(void *user)
{
struct alsa_stream *stream = user;
struct timer_loop_params params;
params.stream = stream;
ALSA_CALL(timer_loop, &params);
return 0;
}
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, const char *device, GUID *guid)
{
HKEY key = NULL, dev_key;
DWORD type, size = sizeof(*guid);
WCHAR key_name[256];
if(flow == eCapture)
key_name[0] = '1';
else
key_name[0] = '0';
key_name[1] = ',';
MultiByteToWideChar(CP_UNIXCP, 0, device, -1, key_name + 2, ARRAY_SIZE(key_name) - 2);
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);
}
static void set_stream_volumes(ACImpl *This)
{
struct alsa_stream *stream = This->stream;
unsigned int i;
for(i = 0; i < stream->fmt->nChannels; i++)
stream->vols[i] = This->session->mute ? 0.0f :
This->vols[i] * This->session->channel_vols[i] * This->session->master_vol;
}
HRESULT WINAPI AUDDRV_GetEndpointIDs(EDataFlow flow, WCHAR ***ids_out, GUID **guids_out,
UINT *num, UINT *def_index)
{
struct get_endpoint_ids_params params;
unsigned int i;
GUID *guids = NULL;
WCHAR **ids = NULL;
TRACE("%d %p %p %p %p\n", flow, ids, guids, num, def_index);
params.flow = flow;
params.size = 1000;
params.endpoints = NULL;
do{
HeapFree(GetProcessHeap(), 0, params.endpoints);
params.endpoints = HeapAlloc(GetProcessHeap(), 0, params.size);
ALSA_CALL(get_endpoint_ids, &params);
}while(params.result == HRESULT_FROM_WIN32(ERROR_INSUFFICIENT_BUFFER));
if(FAILED(params.result)) goto end;
ids = HeapAlloc(GetProcessHeap(), HEAP_ZERO_MEMORY, params.num * sizeof(*ids));
guids = HeapAlloc(GetProcessHeap(), 0, params.num * sizeof(*guids));
if(!ids || !guids){
params.result = E_OUTOFMEMORY;
goto end;
}
for(i = 0; i < params.num; i++){
unsigned int size = (strlenW(params.endpoints[i].name) + 1) * sizeof(WCHAR);
ids[i] = HeapAlloc(GetProcessHeap(), 0, size);
if(!ids[i]){
params.result = E_OUTOFMEMORY;
goto end;
}
memcpy(ids[i], params.endpoints[i].name, size);
get_device_guid(flow, params.endpoints[i].device, guids + i);
}
*def_index = params.default_idx;
end:
HeapFree(GetProcessHeap(), 0, params.endpoints);
if(FAILED(params.result)){
HeapFree(GetProcessHeap(), 0, guids);
if(ids){
for(i = 0; i < params.num; i++)
HeapFree(GetProcessHeap(), 0, ids[i]);
HeapFree(GetProcessHeap(), 0, ids);
}
}else{
*ids_out = ids;
*guids_out = guids;
*num = params.num;
}
return params.result;
}
static BOOL get_alsa_name_by_guid(GUID *guid, char *name, DWORD name_size, 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 found in registry?\n");
return FALSE;
}
while(1){
HKEY key;
DWORD size, type;
GUID reg_guid;
key_name_size = ARRAY_SIZE(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;
}
WideCharToMultiByte(CP_UNIXCP, 0, key_name + 2, -1, name, name_size, NULL, NULL);
return TRUE;
}
}
RegCloseKey(key);
}
RegCloseKey(devices_key);
WARN("No matching device in registry for GUID %s\n", debugstr_guid(guid));
return FALSE;
}
HRESULT WINAPI AUDDRV_GetAudioEndpoint(GUID *guid, IMMDevice *dev, IAudioClient **out)
{
ACImpl *This;
char alsa_name[256];
EDataFlow dataflow;
HRESULT hr;
int len;
TRACE("%s %p %p\n", debugstr_guid(guid), dev, out);
if(!get_alsa_name_by_guid(guid, alsa_name, sizeof(alsa_name), &dataflow))
return AUDCLNT_E_DEVICE_INVALIDATED;
if(dataflow != eRender && dataflow != eCapture)
return E_UNEXPECTED;
len = strlen(alsa_name);
This = HeapAlloc(GetProcessHeap(), HEAP_ZERO_MEMORY, offsetof(ACImpl, alsa_name[len + 1]));
if(!This)
return E_OUTOFMEMORY;
This->IAudioClient3_iface.lpVtbl = &AudioClient3_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;
hr = CoCreateFreeThreadedMarshaler((IUnknown *)&This->IAudioClient3_iface, &This->pUnkFTMarshal);
if (FAILED(hr)) {
HeapFree(GetProcessHeap(), 0, This);
return hr;
}
This->dataflow = dataflow;
memcpy(This->alsa_name, alsa_name, len + 1);
This->parent = dev;
IMMDevice_AddRef(This->parent);
*out = (IAudioClient *)&This->IAudioClient3_iface;
IAudioClient3_AddRef(&This->IAudioClient3_iface);
return S_OK;
}
static HRESULT WINAPI AudioClient_QueryInterface(IAudioClient3 *iface,
REFIID riid, void **ppv)
{
ACImpl *This = impl_from_IAudioClient3(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) ||
IsEqualIID(riid, &IID_IAudioClient2) ||
IsEqualIID(riid, &IID_IAudioClient3))
*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(IAudioClient3 *iface)
{
ACImpl *This = impl_from_IAudioClient3(iface);
ULONG ref;
ref = InterlockedIncrement(&This->ref);
TRACE("(%p) Refcount now %u\n", This, ref);
return ref;
}
static ULONG WINAPI AudioClient_Release(IAudioClient3 *iface)
{
ACImpl *This = impl_from_IAudioClient3(iface);
ULONG ref;
ref = InterlockedDecrement(&This->ref);
TRACE("(%p) Refcount now %u\n", This, ref);
if(!ref){
IAudioClient3_Stop(iface);
IMMDevice_Release(This->parent);
IUnknown_Release(This->pUnkFTMarshal);
if(This->session){
EnterCriticalSection(&g_sessions_lock);
list_remove(&This->entry);
LeaveCriticalSection(&g_sessions_lock);
}
HeapFree(GetProcessHeap(), 0, This->vols);
if (This->stream)
alsa_stream_release(This->stream, This->timer_thread);
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 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);
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 silence_buffer(struct alsa_stream *stream, BYTE *buffer, UINT32 frames)
{
WAVEFORMATEXTENSIBLE *fmtex = (WAVEFORMATEXTENSIBLE*)stream->fmt;
if((stream->fmt->wFormatTag == WAVE_FORMAT_PCM ||
(stream->fmt->wFormatTag == WAVE_FORMAT_EXTENSIBLE &&
IsEqualGUID(&fmtex->SubFormat, &KSDATAFORMAT_SUBTYPE_PCM))) &&
stream->fmt->wBitsPerSample == 8)
memset(buffer, 128, frames * stream->fmt->nBlockAlign);
else
memset(buffer, 0, frames * stream->fmt->nBlockAlign);
}
static HRESULT WINAPI AudioClient_Initialize(IAudioClient3 *iface,
AUDCLNT_SHAREMODE mode, DWORD flags, REFERENCE_TIME duration,
REFERENCE_TIME period, const WAVEFORMATEX *fmt,
const GUID *sessionguid)
{
ACImpl *This = impl_from_IAudioClient3(iface);
struct create_stream_params params;
struct alsa_stream *stream;
unsigned 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;
if(mode != AUDCLNT_SHAREMODE_SHARED && mode != AUDCLNT_SHAREMODE_EXCLUSIVE)
return E_INVALIDARG;
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 |
AUDCLNT_STREAMFLAGS_SRC_DEFAULT_QUALITY |
AUDCLNT_STREAMFLAGS_AUTOCONVERTPCM)){
FIXME("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 */
}
}
EnterCriticalSection(&g_sessions_lock);
if(This->stream){
LeaveCriticalSection(&g_sessions_lock);
return AUDCLNT_E_ALREADY_INITIALIZED;
}
dump_fmt(fmt);
params.alsa_name = This->alsa_name;
params.flow = This->dataflow;
params.share = mode;
params.flags = flags;
params.duration = duration;
params.period = period;
params.fmt = fmt;
params.stream = &stream;
ALSA_CALL(create_stream, &params);
if(FAILED(params.result)){
LeaveCriticalSection(&g_sessions_lock);
return params.result;
}
This->channel_count = fmt->nChannels;
This->vols = HeapAlloc(GetProcessHeap(), 0, This->channel_count * sizeof(float));
if(!This->vols){
params.result = E_OUTOFMEMORY;
goto exit;
}
for(i = 0; i < This->channel_count; ++i)
This->vols[i] = 1.f;
params.result = get_audio_session(sessionguid, This->parent, This->channel_count,
&This->session);
if(FAILED(params.result))
goto exit;
list_add_tail(&This->session->clients, &This->entry);
exit:
if(FAILED(params.result)){
alsa_stream_release(stream, NULL);
HeapFree(GetProcessHeap(), 0, This->vols);
This->vols = NULL;
}else{
This->stream = stream;
set_stream_volumes(This);
}
LeaveCriticalSection(&g_sessions_lock);
return params.result;
}
static HRESULT WINAPI AudioClient_GetBufferSize(IAudioClient3 *iface,
UINT32 *out)
{
ACImpl *This = impl_from_IAudioClient3(iface);
struct get_buffer_size_params params;
TRACE("(%p)->(%p)\n", This, out);
if(!out)
return E_POINTER;
if(!This->stream)
return AUDCLNT_E_NOT_INITIALIZED;
params.stream = This->stream;
params.size = out;
ALSA_CALL(get_buffer_size, &params);
return params.result;
}
static HRESULT WINAPI AudioClient_GetStreamLatency(IAudioClient3 *iface,
REFERENCE_TIME *latency)
{
ACImpl *This = impl_from_IAudioClient3(iface);
struct get_latency_params params;
TRACE("(%p)->(%p)\n", This, latency);
if(!latency)
return E_POINTER;
if(!This->stream)
return AUDCLNT_E_NOT_INITIALIZED;
params.stream = This->stream;
params.latency = latency;
ALSA_CALL(get_latency, &params);
return params.result;
}
static HRESULT WINAPI AudioClient_GetCurrentPadding(IAudioClient3 *iface,
UINT32 *out)
{
ACImpl *This = impl_from_IAudioClient3(iface);
struct get_current_padding_params params;
TRACE("(%p)->(%p)\n", This, out);
if(!out)
return E_POINTER;
if(!This->stream)
return AUDCLNT_E_NOT_INITIALIZED;
params.stream = This->stream;
params.padding = out;
ALSA_CALL(get_current_padding, &params);
TRACE("pad: %u\n", *out);
return params.result;
}
static HRESULT WINAPI AudioClient_IsFormatSupported(IAudioClient3 *iface,
AUDCLNT_SHAREMODE mode, const WAVEFORMATEX *fmt,
WAVEFORMATEX **out)
{
ACImpl *This = impl_from_IAudioClient3(iface);
struct is_format_supported_params params;
TRACE("(%p)->(%x, %p, %p)\n", This, mode, fmt, out);
if(fmt) dump_fmt(fmt);
params.alsa_name = This->alsa_name;
params.flow = This->dataflow;
params.share = mode;
params.fmt_in = fmt;
params.fmt_out = NULL;
if(out){
*out = NULL;
if(mode == AUDCLNT_SHAREMODE_SHARED)
params.fmt_out = CoTaskMemAlloc(sizeof(*params.fmt_out));
}
ALSA_CALL(is_format_supported, &params);
if(params.result == S_FALSE)
*out = &params.fmt_out->Format;
else
CoTaskMemFree(params.fmt_out);
return params.result;
}
static HRESULT WINAPI AudioClient_GetMixFormat(IAudioClient3 *iface,
WAVEFORMATEX **pwfx)
{
ACImpl *This = impl_from_IAudioClient3(iface);
struct get_mix_format_params params;
TRACE("(%p)->(%p)\n", This, pwfx);
if(!pwfx)
return E_POINTER;
*pwfx = NULL;
params.alsa_name = This->alsa_name;
params.flow = This->dataflow;
params.fmt = CoTaskMemAlloc(sizeof(WAVEFORMATEXTENSIBLE));
if(!params.fmt)
return E_OUTOFMEMORY;
ALSA_CALL(get_mix_format, &params);
if(SUCCEEDED(params.result)){
*pwfx = &params.fmt->Format;
dump_fmt(*pwfx);
} else
CoTaskMemFree(params.fmt);
return params.result;
}
static HRESULT WINAPI AudioClient_GetDevicePeriod(IAudioClient3 *iface,
REFERENCE_TIME *defperiod, REFERENCE_TIME *minperiod)
{
ACImpl *This = impl_from_IAudioClient3(iface);
TRACE("(%p)->(%p, %p)\n", This, defperiod, minperiod);
if(!defperiod && !minperiod)
return E_POINTER;
if(defperiod)
*defperiod = DefaultPeriod;
if(minperiod)
*minperiod = DefaultPeriod;
return S_OK;
}
static snd_pcm_uframes_t interp_elapsed_frames(struct alsa_stream *stream)
{
LARGE_INTEGER time_freq, current_time, time_diff;
QueryPerformanceFrequency(&time_freq);
QueryPerformanceCounter(&current_time);
time_diff.QuadPart = current_time.QuadPart - stream->last_period_time.QuadPart;
return MulDiv(time_diff.QuadPart, stream->fmt->nSamplesPerSec, time_freq.QuadPart);
}
static HRESULT WINAPI AudioClient_Start(IAudioClient3 *iface)
{
ACImpl *This = impl_from_IAudioClient3(iface);
struct start_params params;
TRACE("(%p)\n", This);
EnterCriticalSection(&g_sessions_lock);
if(!This->stream){
LeaveCriticalSection(&g_sessions_lock);
return AUDCLNT_E_NOT_INITIALIZED;
}
params.stream = This->stream;
ALSA_CALL(start, &params);
if(SUCCEEDED(params.result) && !This->timer_thread){
This->timer_thread = CreateThread(NULL, 0, alsa_timer_thread, This->stream, 0, NULL);
SetThreadPriority(This->timer_thread, THREAD_PRIORITY_TIME_CRITICAL);
}
LeaveCriticalSection(&g_sessions_lock);
return params.result;
}
static HRESULT WINAPI AudioClient_Stop(IAudioClient3 *iface)
{
ACImpl *This = impl_from_IAudioClient3(iface);
struct stop_params params;
TRACE("(%p)\n", This);
if(!This->stream)
return AUDCLNT_E_NOT_INITIALIZED;
params.stream = This->stream;
ALSA_CALL(stop, &params);
return params.result;
}
static HRESULT WINAPI AudioClient_Reset(IAudioClient3 *iface)
{
ACImpl *This = impl_from_IAudioClient3(iface);
struct reset_params params;
TRACE("(%p)\n", This);
if(!This->stream)
return AUDCLNT_E_NOT_INITIALIZED;
params.stream = This->stream;
ALSA_CALL(reset, &params);
return params.result;
}
static HRESULT WINAPI AudioClient_SetEventHandle(IAudioClient3 *iface,
HANDLE event)
{
ACImpl *This = impl_from_IAudioClient3(iface);
struct set_event_handle_params params;
TRACE("(%p)->(%p)\n", This, event);
if(!event)
return E_INVALIDARG;
if(!This->stream)
return AUDCLNT_E_NOT_INITIALIZED;
params.stream = This->stream;
params.event = event;
ALSA_CALL(set_event_handle, &params);
return params.result;
}
static HRESULT WINAPI AudioClient_GetService(IAudioClient3 *iface, REFIID riid,
void **ppv)
{
ACImpl *This = impl_from_IAudioClient3(iface);
TRACE("(%p)->(%s, %p)\n", This, debugstr_guid(riid), ppv);
if(!ppv)
return E_POINTER;
*ppv = NULL;
EnterCriticalSection(&g_sessions_lock);
if(!This->stream){
LeaveCriticalSection(&g_sessions_lock);
return AUDCLNT_E_NOT_INITIALIZED;
}
if(IsEqualIID(riid, &IID_IAudioRenderClient)){
if(This->dataflow != eRender){
LeaveCriticalSection(&g_sessions_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){
LeaveCriticalSection(&g_sessions_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){
LeaveCriticalSection(&g_sessions_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){
LeaveCriticalSection(&g_sessions_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){
LeaveCriticalSection(&g_sessions_lock);
return E_OUTOFMEMORY;
}
}else
ISimpleAudioVolume_AddRef(&This->session_wrapper->ISimpleAudioVolume_iface);
*ppv = &This->session_wrapper->ISimpleAudioVolume_iface;
}
if(*ppv){
LeaveCriticalSection(&g_sessions_lock);
return S_OK;
}
LeaveCriticalSection(&g_sessions_lock);
FIXME("stub %s\n", debugstr_guid(riid));
return E_NOINTERFACE;
}
static HRESULT WINAPI AudioClient_IsOffloadCapable(IAudioClient3 *iface,
AUDIO_STREAM_CATEGORY category, BOOL *offload_capable)
{
ACImpl *This = impl_from_IAudioClient3(iface);
TRACE("(%p)->(0x%x, %p)\n", This, category, offload_capable);
if(!offload_capable)
return E_INVALIDARG;
*offload_capable = FALSE;
return S_OK;
}
static HRESULT WINAPI AudioClient_SetClientProperties(IAudioClient3 *iface,
const AudioClientProperties *prop)
{
ACImpl *This = impl_from_IAudioClient3(iface);
const Win8AudioClientProperties *legacy_prop = (const Win8AudioClientProperties *)prop;
TRACE("(%p)->(%p)\n", This, prop);
if(!legacy_prop)
return E_POINTER;
if(legacy_prop->cbSize == sizeof(AudioClientProperties)){
TRACE("{ bIsOffload: %u, eCategory: 0x%x, Options: 0x%x }\n",
legacy_prop->bIsOffload,
legacy_prop->eCategory,
prop->Options);
}else if(legacy_prop->cbSize == sizeof(Win8AudioClientProperties)){
TRACE("{ bIsOffload: %u, eCategory: 0x%x }\n",
legacy_prop->bIsOffload,
legacy_prop->eCategory);
}else{
WARN("Unsupported Size = %d\n", legacy_prop->cbSize);
return E_INVALIDARG;
}
if(legacy_prop->bIsOffload)
return AUDCLNT_E_ENDPOINT_OFFLOAD_NOT_CAPABLE;
return S_OK;
}
static HRESULT WINAPI AudioClient_GetBufferSizeLimits(IAudioClient3 *iface,
const WAVEFORMATEX *format, BOOL event_driven, REFERENCE_TIME *min_duration,
REFERENCE_TIME *max_duration)
{
ACImpl *This = impl_from_IAudioClient3(iface);
FIXME("(%p)->(%p, %u, %p, %p)\n", This, format, event_driven, min_duration, max_duration);
return E_NOTIMPL;
}
static HRESULT WINAPI AudioClient_GetSharedModeEnginePeriod(IAudioClient3 *iface,
const WAVEFORMATEX *format, UINT32 *default_period_frames, UINT32 *unit_period_frames,
UINT32 *min_period_frames, UINT32 *max_period_frames)
{
ACImpl *This = impl_from_IAudioClient3(iface);
FIXME("(%p)->(%p, %p, %p, %p, %p)\n", This, format, default_period_frames, unit_period_frames,
min_period_frames, max_period_frames);
return E_NOTIMPL;
}
static HRESULT WINAPI AudioClient_GetCurrentSharedModeEnginePeriod(IAudioClient3 *iface,
WAVEFORMATEX **cur_format, UINT32 *cur_period_frames)
{
ACImpl *This = impl_from_IAudioClient3(iface);
FIXME("(%p)->(%p, %p)\n", This, cur_format, cur_period_frames);
return E_NOTIMPL;
}
static HRESULT WINAPI AudioClient_InitializeSharedAudioStream(IAudioClient3 *iface,
DWORD flags, UINT32 period_frames, const WAVEFORMATEX *format,
const GUID *session_guid)
{
ACImpl *This = impl_from_IAudioClient3(iface);
FIXME("(%p)->(0x%x, %u, %p, %s)\n", This, flags, period_frames, format, debugstr_guid(session_guid));
return E_NOTIMPL;
}
static const IAudioClient3Vtbl AudioClient3_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,
AudioClient_IsOffloadCapable,
AudioClient_SetClientProperties,
AudioClient_GetBufferSizeLimits,
AudioClient_GetSharedModeEnginePeriod,
AudioClient_GetCurrentSharedModeEnginePeriod,
AudioClient_InitializeSharedAudioStream,
};
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->IAudioClient3_iface);
}
static ULONG WINAPI AudioRenderClient_Release(IAudioRenderClient *iface)
{
ACImpl *This = impl_from_IAudioRenderClient(iface);
return AudioClient_Release(&This->IAudioClient3_iface);
}
static HRESULT WINAPI AudioRenderClient_GetBuffer(IAudioRenderClient *iface,
UINT32 frames, BYTE **data)
{
ACImpl *This = impl_from_IAudioRenderClient(iface);
struct get_render_buffer_params params;
TRACE("(%p)->(%u, %p)\n", This, frames, data);
if(!data)
return E_POINTER;
*data = NULL;
params.stream = This->stream;
params.frames = frames;
params.data = data;
ALSA_CALL(get_render_buffer, &params);
return params.result;
}
static void alsa_wrap_buffer(struct alsa_stream *stream, BYTE *buffer, UINT32 written_frames)
{
snd_pcm_uframes_t write_offs_frames = stream->wri_offs_frames;
UINT32 write_offs_bytes = write_offs_frames * stream->fmt->nBlockAlign;
snd_pcm_uframes_t chunk_frames = stream->bufsize_frames - write_offs_frames;
UINT32 chunk_bytes = chunk_frames * stream->fmt->nBlockAlign;
UINT32 written_bytes = written_frames * stream->fmt->nBlockAlign;
if(written_bytes <= chunk_bytes){
memcpy(stream->local_buffer + write_offs_bytes, buffer, written_bytes);
}else{
memcpy(stream->local_buffer + write_offs_bytes, buffer, chunk_bytes);
memcpy(stream->local_buffer, buffer + chunk_bytes,
written_bytes - chunk_bytes);
}
}
static HRESULT WINAPI AudioRenderClient_ReleaseBuffer(
IAudioRenderClient *iface, UINT32 written_frames, DWORD flags)
{
ACImpl *This = impl_from_IAudioRenderClient(iface);
struct alsa_stream *stream = This->stream;
BYTE *buffer;
TRACE("(%p)->(%u, %x)\n", This, written_frames, flags);
alsa_lock(stream);
if(!written_frames){
stream->getbuf_last = 0;
alsa_unlock(stream);
return S_OK;
}
if(!stream->getbuf_last){
alsa_unlock(stream);
return AUDCLNT_E_OUT_OF_ORDER;
}
if(written_frames > (stream->getbuf_last >= 0 ? stream->getbuf_last : -stream->getbuf_last)){
alsa_unlock(stream);
return AUDCLNT_E_INVALID_SIZE;
}
if(stream->getbuf_last >= 0)
buffer = stream->local_buffer + stream->wri_offs_frames * stream->fmt->nBlockAlign;
else
buffer = stream->tmp_buffer;
if(flags & AUDCLNT_BUFFERFLAGS_SILENT)
silence_buffer(stream, buffer, written_frames);
if(stream->getbuf_last < 0)
alsa_wrap_buffer(stream, buffer, written_frames);
stream->wri_offs_frames += written_frames;
stream->wri_offs_frames %= stream->bufsize_frames;
stream->held_frames += written_frames;
stream->written_frames += written_frames;
stream->getbuf_last = 0;
alsa_unlock(stream);
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 IAudioClient3_AddRef(&This->IAudioClient3_iface);
}
static ULONG WINAPI AudioCaptureClient_Release(IAudioCaptureClient *iface)
{
ACImpl *This = impl_from_IAudioCaptureClient(iface);
return IAudioClient3_Release(&This->IAudioClient3_iface);
}
static HRESULT WINAPI AudioCaptureClient_GetBuffer(IAudioCaptureClient *iface,
BYTE **data, UINT32 *frames, DWORD *flags, UINT64 *devpos,
UINT64 *qpcpos)
{
ACImpl *This = impl_from_IAudioCaptureClient(iface);
struct alsa_stream *stream = This->stream;
SIZE_T size;
TRACE("(%p)->(%p, %p, %p, %p, %p)\n", This, data, frames, flags,
devpos, qpcpos);
if(!data)
return E_POINTER;
*data = NULL;
if(!frames || !flags)
return E_POINTER;
alsa_lock(stream);
if(stream->getbuf_last){
alsa_unlock(stream);
return AUDCLNT_E_OUT_OF_ORDER;
}
/* hr = GetNextPacketSize(iface, frames); */
if(stream->held_frames < stream->mmdev_period_frames){
*frames = 0;
alsa_unlock(stream);
return AUDCLNT_S_BUFFER_EMPTY;
}
*frames = stream->mmdev_period_frames;
if(stream->lcl_offs_frames + *frames > stream->bufsize_frames){
UINT32 chunk_bytes, offs_bytes, frames_bytes;
if(stream->tmp_buffer_frames < *frames){
if(stream->tmp_buffer){
size = 0;
NtFreeVirtualMemory(GetCurrentProcess(), (void **)&stream->tmp_buffer, &size, MEM_RELEASE);
stream->tmp_buffer = NULL;
}
size = *frames * stream->fmt->nBlockAlign;
if(NtAllocateVirtualMemory(GetCurrentProcess(), (void **)&stream->tmp_buffer, 0, &size,
MEM_COMMIT, PAGE_READWRITE)){
stream->tmp_buffer_frames = 0;
alsa_unlock(stream);
return E_OUTOFMEMORY;
}
stream->tmp_buffer_frames = *frames;
}
*data = stream->tmp_buffer;
chunk_bytes = (stream->bufsize_frames - stream->lcl_offs_frames) *
stream->fmt->nBlockAlign;
offs_bytes = stream->lcl_offs_frames * stream->fmt->nBlockAlign;
frames_bytes = *frames * stream->fmt->nBlockAlign;
memcpy(stream->tmp_buffer, stream->local_buffer + offs_bytes, chunk_bytes);
memcpy(stream->tmp_buffer + chunk_bytes, stream->local_buffer,
frames_bytes - chunk_bytes);
}else
*data = stream->local_buffer +
stream->lcl_offs_frames * stream->fmt->nBlockAlign;
stream->getbuf_last = *frames;
*flags = 0;
if(devpos)
*devpos = stream->written_frames;
if(qpcpos){ /* fixme: qpc of recording time */
LARGE_INTEGER stamp, freq;
QueryPerformanceCounter(&stamp);
QueryPerformanceFrequency(&freq);
*qpcpos = (stamp.QuadPart * (INT64)10000000) / freq.QuadPart;
}
alsa_unlock(stream);
return *frames ? S_OK : AUDCLNT_S_BUFFER_EMPTY;
}
static HRESULT WINAPI AudioCaptureClient_ReleaseBuffer(
IAudioCaptureClient *iface, UINT32 done)
{
ACImpl *This = impl_from_IAudioCaptureClient(iface);
struct alsa_stream *stream = This->stream;
TRACE("(%p)->(%u)\n", This, done);
alsa_lock(stream);
if(!done){
stream->getbuf_last = 0;
alsa_unlock(stream);
return S_OK;
}
if(!stream->getbuf_last){
alsa_unlock(stream);
return AUDCLNT_E_OUT_OF_ORDER;
}
if(stream->getbuf_last != done){
alsa_unlock(stream);
return AUDCLNT_E_INVALID_SIZE;
}
stream->written_frames += done;
stream->held_frames -= done;
stream->lcl_offs_frames += done;
stream->lcl_offs_frames %= stream->bufsize_frames;
stream->getbuf_last = 0;
alsa_unlock(stream);
return S_OK;
}
static HRESULT WINAPI AudioCaptureClient_GetNextPacketSize(
IAudioCaptureClient *iface, UINT32 *frames)
{
ACImpl *This = impl_from_IAudioCaptureClient(iface);
struct alsa_stream *stream = This->stream;
TRACE("(%p)->(%p)\n", This, frames);
if(!frames)
return E_POINTER;
alsa_lock(stream);
*frames = stream->held_frames < stream->mmdev_period_frames ? 0 : stream->mmdev_period_frames;
alsa_unlock(stream);
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 IAudioClient3_AddRef(&This->IAudioClient3_iface);
}
static ULONG WINAPI AudioClock_Release(IAudioClock *iface)
{
ACImpl *This = impl_from_IAudioClock(iface);
return IAudioClient3_Release(&This->IAudioClient3_iface);
}
static HRESULT WINAPI AudioClock_GetFrequency(IAudioClock *iface, UINT64 *freq)
{
ACImpl *This = impl_from_IAudioClock(iface);
struct alsa_stream *stream = This->stream;
TRACE("(%p)->(%p)\n", This, freq);
if(stream->share == AUDCLNT_SHAREMODE_SHARED)
*freq = (UINT64)stream->fmt->nSamplesPerSec * stream->fmt->nBlockAlign;
else
*freq = stream->fmt->nSamplesPerSec;
return S_OK;
}
static HRESULT WINAPI AudioClock_GetPosition(IAudioClock *iface, UINT64 *pos,
UINT64 *qpctime)
{
ACImpl *This = impl_from_IAudioClock(iface);
struct alsa_stream *stream = This->stream;
UINT64 position;
snd_pcm_state_t alsa_state;
TRACE("(%p)->(%p, %p)\n", This, pos, qpctime);
if(!pos)
return E_POINTER;
alsa_lock(stream);
/* avail_update required to get accurate snd_pcm_state() */
snd_pcm_avail_update(stream->pcm_handle);
alsa_state = snd_pcm_state(stream->pcm_handle);
if(stream->flow == eRender){
position = stream->written_frames - stream->held_frames;
if(stream->started && alsa_state == SND_PCM_STATE_RUNNING && stream->held_frames)
/* we should be using snd_pcm_delay here, but it is broken
* especially during ALSA device underrun. instead, let's just
* interpolate between periods with the system timer. */
position += interp_elapsed_frames(stream);
position = min(position, stream->written_frames - stream->held_frames + stream->mmdev_period_frames);
position = min(position, stream->written_frames);
}else
position = stream->written_frames + stream->held_frames;
/* ensure monotic growth */
if(position < stream->last_pos_frames)
position = stream->last_pos_frames;
else
stream->last_pos_frames = position;
TRACE("frames written: %u, held: %u, state: 0x%x, position: %u\n",
(UINT32)(stream->written_frames%1000000000), stream->held_frames,
alsa_state, (UINT32)(position%1000000000));
alsa_unlock(stream);
if(stream->share == AUDCLNT_SHAREMODE_SHARED)
*pos = position * stream->fmt->nBlockAlign;
else
*pos = position;
if(qpctime){
LARGE_INTEGER stamp, freq;
QueryPerformanceCounter(&stamp);
QueryPerformanceFrequency(&freq);
*qpctime = (stamp.QuadPart * (INT64)10000000) / freq.QuadPart;
}
return S_OK;
}
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 IAudioClient3_AddRef(&This->IAudioClient3_iface);
}
static ULONG WINAPI AudioClock2_Release(IAudioClock2 *iface)
{
ACImpl *This = impl_from_IAudioClock2(iface);
return IAudioClient3_Release(&This->IAudioClient3_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->IAudioClient3_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){
EnterCriticalSection(&g_sessions_lock);
This->client->session_wrapper = NULL;
LeaveCriticalSection(&g_sessions_lock);
AudioClient_Release(&This->client->IAudioClient3_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){
alsa_lock(client->stream);
if(client->stream->started){
*state = AudioSessionStateActive;
alsa_unlock(client->stream);
LeaveCriticalSection(&g_sessions_lock);
return S_OK;
}
alsa_unlock(client->stream);
}
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
};
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;
ACImpl *client;
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");
TRACE("ALSA does not support volume control\n");
EnterCriticalSection(&g_sessions_lock);
session->master_vol = level;
LIST_FOR_EACH_ENTRY(client, &session->clients, ACImpl, entry)
set_stream_volumes(client);
LeaveCriticalSection(&g_sessions_lock);
return S_OK;
}
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;
ACImpl *client;
TRACE("(%p)->(%u, %s)\n", session, mute, debugstr_guid(context));
if(context)
FIXME("Notifications not supported yet\n");
EnterCriticalSection(&g_sessions_lock);
session->mute = mute;
LIST_FOR_EACH_ENTRY(client, &session->clients, ACImpl, entry)
set_stream_volumes(client);
LeaveCriticalSection(&g_sessions_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 IAudioClient3_AddRef(&This->IAudioClient3_iface);
}
static ULONG WINAPI AudioStreamVolume_Release(IAudioStreamVolume *iface)
{
ACImpl *This = impl_from_IAudioStreamVolume(iface);
return IAudioClient3_Release(&This->IAudioClient3_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->channel_count;
return S_OK;
}
static HRESULT WINAPI AudioStreamVolume_SetChannelVolume(
IAudioStreamVolume *iface, UINT32 index, float level)
{
ACImpl *This = impl_from_IAudioStreamVolume(iface);
TRACE("(%p)->(%d, %f)\n", This, index, level);
if(level < 0.f || level > 1.f)
return E_INVALIDARG;
if(index >= This->channel_count)
return E_INVALIDARG;
TRACE("ALSA does not support volume control\n");
EnterCriticalSection(&g_sessions_lock);
This->vols[index] = level;
set_stream_volumes(This);
LeaveCriticalSection(&g_sessions_lock);
return S_OK;
}
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->channel_count)
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);
unsigned int i;
TRACE("(%p)->(%d, %p)\n", This, count, levels);
if(!levels)
return E_POINTER;
if(count != This->channel_count)
return E_INVALIDARG;
TRACE("ALSA does not support volume control\n");
EnterCriticalSection(&g_sessions_lock);
for(i = 0; i < count; ++i)
This->vols[i] = levels[i];
set_stream_volumes(This);
LeaveCriticalSection(&g_sessions_lock);
return S_OK;
}
static HRESULT WINAPI AudioStreamVolume_GetAllVolumes(
IAudioStreamVolume *iface, UINT32 count, float *levels)
{
ACImpl *This = impl_from_IAudioStreamVolume(iface);
unsigned int i;
TRACE("(%p)->(%d, %p)\n", This, count, levels);
if(!levels)
return E_POINTER;
if(count != This->channel_count)
return E_INVALIDARG;
EnterCriticalSection(&g_sessions_lock);
for(i = 0; i < count; ++i)
levels[i] = This->vols[i];
LeaveCriticalSection(&g_sessions_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;
ACImpl *client;
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");
TRACE("ALSA does not support volume control\n");
EnterCriticalSection(&g_sessions_lock);
session->channel_vols[index] = level;
LIST_FOR_EACH_ENTRY(client, &session->clients, ACImpl, entry)
set_stream_volumes(client);
LeaveCriticalSection(&g_sessions_lock);
return S_OK;
}
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;
unsigned int i;
ACImpl *client;
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");
TRACE("ALSA does not support volume control\n");
EnterCriticalSection(&g_sessions_lock);
for(i = 0; i < count; ++i)
session->channel_vols[i] = levels[i];
LIST_FOR_EACH_ENTRY(client, &session->clients, ACImpl, entry)
set_stream_volumes(client);
LeaveCriticalSection(&g_sessions_lock);
return S_OK;
}
static HRESULT WINAPI ChannelAudioVolume_GetAllVolumes(
IChannelAudioVolume *iface, UINT32 count, float *levels)
{
AudioSessionWrapper *This = impl_from_IChannelAudioVolume(iface);
AudioSession *session = This->session;
unsigned 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;
}
static unsigned int alsa_probe_num_speakers(char *name) {
snd_pcm_t *handle;
snd_pcm_hw_params_t *params;
int err;
unsigned int max_channels = 0;
if ((err = snd_pcm_open(&handle, name, SND_PCM_STREAM_PLAYBACK, SND_PCM_NONBLOCK)) < 0) {
WARN("The device \"%s\" failed to open: %d (%s).\n",
name, err, snd_strerror(err));
return 0;
}
params = HeapAlloc(GetProcessHeap(), 0, snd_pcm_hw_params_sizeof());
if (!params) {
WARN("Out of memory.\n");
snd_pcm_close(handle);
return 0;
}
if ((err = snd_pcm_hw_params_any(handle, params)) < 0) {
WARN("snd_pcm_hw_params_any failed for \"%s\": %d (%s).\n",
name, err, snd_strerror(err));
goto exit;
}
if ((err = snd_pcm_hw_params_get_channels_max(params,
&max_channels)) < 0){
WARN("Unable to get max channels: %d (%s)\n", err, snd_strerror(err));
goto exit;
}
exit:
HeapFree(GetProcessHeap(), 0, params);
snd_pcm_close(handle);
return max_channels;
}
enum AudioDeviceConnectionType {
AudioDeviceConnectionType_Unknown = 0,
AudioDeviceConnectionType_PCI,
AudioDeviceConnectionType_USB
};
HRESULT WINAPI AUDDRV_GetPropValue(GUID *guid, const PROPERTYKEY *prop, PROPVARIANT *out)
{
char name[256];
EDataFlow flow;
static const PROPERTYKEY devicepath_key = { /* undocumented? - {b3f8fa53-0004-438e-9003-51a46e139bfc},2 */
{0xb3f8fa53, 0x0004, 0x438e, {0x90, 0x03, 0x51, 0xa4, 0x6e, 0x13, 0x9b, 0xfc}}, 2
};
TRACE("%s, (%s,%u), %p\n", wine_dbgstr_guid(guid), wine_dbgstr_guid(&prop->fmtid), prop->pid, out);
if(!get_alsa_name_by_guid(guid, name, sizeof(name), &flow))
{
WARN("Unknown interface %s\n", debugstr_guid(guid));
return E_NOINTERFACE;
}
if(IsEqualPropertyKey(*prop, devicepath_key))
{
char uevent[MAX_PATH];
FILE *fuevent;
int card, device;
/* only implemented for identifiable devices, i.e. not "default" */
if(!sscanf(name, "plughw:%u,%u", &card, &device))
return E_NOTIMPL;
sprintf(uevent, "/sys/class/sound/card%u/device/uevent", card);
fuevent = fopen(uevent, "r");
if(fuevent){
enum AudioDeviceConnectionType connection = AudioDeviceConnectionType_Unknown;
USHORT vendor_id = 0, product_id = 0;
char line[256];
while (fgets(line, sizeof(line), fuevent)) {
char *val;
size_t val_len;
if((val = strchr(line, '='))) {
val[0] = 0;
val++;
val_len = strlen(val);
if(val_len > 0 && val[val_len - 1] == '\n') { val[val_len - 1] = 0; }
if(!strcmp(line, "PCI_ID")){
connection = AudioDeviceConnectionType_PCI;
if(sscanf(val, "%hX:%hX", &vendor_id, &product_id)<2){
WARN("Unexpected input when reading PCI_ID in uevent file.\n");
connection = AudioDeviceConnectionType_Unknown;
break;
}
}else if(!strcmp(line, "DEVTYPE") && !strcmp(val,"usb_interface"))
connection = AudioDeviceConnectionType_USB;
else if(!strcmp(line, "PRODUCT"))
if(sscanf(val, "%hx/%hx/", &vendor_id, &product_id)<2){
WARN("Unexpected input when reading PRODUCT in uevent file.\n");
connection = AudioDeviceConnectionType_Unknown;
break;
}
}
}
fclose(fuevent);
if(connection == AudioDeviceConnectionType_USB || connection == AudioDeviceConnectionType_PCI){
static const WCHAR usbformatW[] = { '{','1','}','.','U','S','B','\\','V','I','D','_',
'%','0','4','X','&','P','I','D','_','%','0','4','X','\\',
'%','u','&','%','0','8','X',0 }; /* "{1}.USB\VID_%04X&PID_%04X\%u&%08X" */
static const WCHAR pciformatW[] = { '{','1','}','.','H','D','A','U','D','I','O','\\','F','U','N','C','_','0','1','&',
'V','E','N','_','%','0','4','X','&','D','E','V','_',
'%','0','4','X','\\','%','u','&','%','0','8','X',0 }; /* "{1}.HDAUDIO\FUNC_01&VEN_%04X&DEV_%04X\%u&%08X" */
UINT serial_number;
/* As hardly any audio devices have serial numbers, Windows instead
appears to use a persistent random number. We emulate this here
by instead using the last 8 hex digits of the GUID. */
serial_number = (guid->Data4[4] << 24) | (guid->Data4[5] << 16) | (guid->Data4[6] << 8) | guid->Data4[7];
out->vt = VT_LPWSTR;
out->pwszVal = CoTaskMemAlloc(128 * sizeof(WCHAR));
if(!out->pwszVal)
return E_OUTOFMEMORY;
if(connection == AudioDeviceConnectionType_USB)
sprintfW( out->pwszVal, usbformatW, vendor_id, product_id, device, serial_number);
else if(connection == AudioDeviceConnectionType_PCI)
sprintfW( out->pwszVal, pciformatW, vendor_id, product_id, device, serial_number);
return S_OK;
}
}else{
WARN("Could not open %s for reading\n", uevent);
return E_NOTIMPL;
}
} else if (flow != eCapture && IsEqualPropertyKey(*prop, PKEY_AudioEndpoint_PhysicalSpeakers)) {
unsigned int num_speakers, card, device;
char hwname[255];
if (sscanf(name, "plughw:%u,%u", &card, &device))
sprintf(hwname, "hw:%u,%u", card, device); /* must be hw rather than plughw to work */
else
strcpy(hwname, name);
num_speakers = alsa_probe_num_speakers(hwname);
if (num_speakers == 0)
return E_FAIL;
out->vt = VT_UI4;
if (num_speakers > 6)
out->ulVal = KSAUDIO_SPEAKER_STEREO;
else if (num_speakers == 6)
out->ulVal = KSAUDIO_SPEAKER_5POINT1;
else if (num_speakers >= 4)
out->ulVal = KSAUDIO_SPEAKER_QUAD;
else if (num_speakers >= 2)
out->ulVal = KSAUDIO_SPEAKER_STEREO;
else if (num_speakers == 1)
out->ulVal = KSAUDIO_SPEAKER_MONO;
return S_OK;
}
TRACE("Unimplemented property %s,%u\n", wine_dbgstr_guid(&prop->fmtid), prop->pid);
return E_NOTIMPL;
}
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