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wineoss: Use a pthread mutex for the stream lock. 

Signed-off-by: Huw Davies <huw@codeweavers.com>
Signed-off-by: Andrew Eikum <aeikum@codeweavers.com>
Signed-off-by: Alexandre Julliard <julliard@winehq.org>
This commit is contained in:
Huw Davies 2022-04-12 07:59:02 +01:00 committed by Alexandre Julliard
parent 8298ca9e26
commit e0ec4f8c19
2 changed files with 83 additions and 86 deletions
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167
dlls/wineoss.drv/mmdevdrv.c
View File

@ -33,6 +33,7 @@
#include <unistd.h>
#include <math.h>
#include <sys/soundcard.h>
#include <pthread.h>
#include "windef.h"
#include "winbase.h"
@ -115,8 +116,6 @@ struct ACImpl {
HANDLE timer;
CRITICAL_SECTION lock;
AudioSession *session;
AudioSessionWrapper *session_wrapper;
@ -261,6 +260,16 @@ int WINAPI AUDDRV_GetPriority(void)
return params.priority;
}
static void oss_lock(struct oss_stream *stream)
{
pthread_mutex_lock(&stream->lock);
}
static void oss_unlock(struct oss_stream *stream)
{
pthread_mutex_unlock(&stream->lock);
}
static void set_device_guid(EDataFlow flow, HKEY drv_key, const WCHAR *key_name,
GUID *guid)
{
@ -344,9 +353,9 @@ static void set_stream_volumes(ACImpl *This)
{
struct oss_stream *stream = This->stream;
EnterCriticalSection(&This->lock);
oss_lock(stream);
stream->mute = This->session->mute;
LeaveCriticalSection(&This->lock);
oss_unlock(stream);
}
static const OSSDevice *get_ossdevice_from_guid(const GUID *guid)
@ -470,9 +479,6 @@ HRESULT WINAPI AUDDRV_GetAudioEndpoint(GUID *guid, IMMDevice *dev,
This->IAudioClock2_iface.lpVtbl = &AudioClock2_Vtbl;
This->IAudioStreamVolume_iface.lpVtbl = &AudioStreamVolume_Vtbl;
InitializeCriticalSection(&This->lock);
This->lock.DebugInfo->Spare[0] = (DWORD_PTR)(__FILE__ ": ACImpl.lock");
This->parent = dev;
IMMDevice_AddRef(This->parent);
@ -538,8 +544,6 @@ static ULONG WINAPI AudioClient_Release(IAudioClient3 *iface)
IAudioClient3_Stop(iface);
IMMDevice_Release(This->parent);
IUnknown_Release(This->pUnkFTMarshal);
This->lock.DebugInfo->Spare[0] = 0;
DeleteCriticalSection(&This->lock);
if(This->session){
EnterCriticalSection(&g_sessions_lock);
list_remove(&This->entry);
@ -551,6 +555,7 @@ static ULONG WINAPI AudioClient_Release(IAudioClient3 *iface)
HeapFree(GetProcessHeap(), 0, stream->local_buffer);
HeapFree(GetProcessHeap(), 0, stream->tmp_buffer);
CoTaskMemFree(stream->fmt);
pthread_mutex_destroy(&stream->lock);
HeapFree(GetProcessHeap(), 0, stream);
}
HeapFree(GetProcessHeap(), 0, This);
@ -913,6 +918,7 @@ static HRESULT WINAPI AudioClient_Initialize(IAudioClient3 *iface,
return E_OUTOFMEMORY;
}
stream->flow = This->dataflow;
pthread_mutex_init(&stream->lock, NULL);
stream->fd = open_device(This->devnode, This->dataflow);
if(stream->fd < 0){
@ -987,6 +993,7 @@ exit:
CoTaskMemFree(stream->fmt);
if(stream->fd >= 0) close(stream->fd);
HeapFree(GetProcessHeap(), 0, stream->local_buffer);
pthread_mutex_destroy(&stream->lock);
HeapFree(GetProcessHeap(), 0, stream);
} else {
list_add_tail(&This->session->clients, &This->entry);
@ -1010,18 +1017,16 @@ static HRESULT WINAPI AudioClient_GetBufferSize(IAudioClient3 *iface,
if(!frames)
return E_POINTER;
EnterCriticalSection(&This->lock);
if(!This->stream){
LeaveCriticalSection(&This->lock);
if(!This->stream)
return AUDCLNT_E_NOT_INITIALIZED;
}
oss_lock(stream);
*frames = stream->bufsize_frames;
TRACE("buffer size: %u\n", *frames);
LeaveCriticalSection(&This->lock);
oss_unlock(stream);
return S_OK;
}
@ -1037,18 +1042,16 @@ static HRESULT WINAPI AudioClient_GetStreamLatency(IAudioClient3 *iface,
if(!latency)
return E_POINTER;
EnterCriticalSection(&This->lock);
if(!This->stream){
LeaveCriticalSection(&This->lock);
if(!This->stream)
return AUDCLNT_E_NOT_INITIALIZED;
}
oss_lock(stream);
/* pretend we process audio in Period chunks, so max latency includes
* the period time. Some native machines add .6666ms in shared mode. */
*latency = (REFERENCE_TIME)stream->period_us * 10 + 6666;
LeaveCriticalSection(&This->lock);
oss_unlock(stream);
return S_OK;
}
@ -1064,18 +1067,16 @@ static HRESULT WINAPI AudioClient_GetCurrentPadding(IAudioClient3 *iface,
if(!numpad)
return E_POINTER;
EnterCriticalSection(&This->lock);
if(!This->stream){
LeaveCriticalSection(&This->lock);
if(!This->stream)
return AUDCLNT_E_NOT_INITIALIZED;
}
oss_lock(stream);
*numpad = stream->held_frames;
TRACE("padding: %u\n", *numpad);
LeaveCriticalSection(&This->lock);
oss_unlock(stream);
return S_OK;
}
@ -1310,7 +1311,7 @@ static void CALLBACK oss_period_callback(void *user, BOOLEAN timer)
ACImpl *This = user;
struct oss_stream *stream = This->stream;
EnterCriticalSection(&This->lock);
oss_lock(stream);
if(stream->playing){
if(stream->flow == eRender && stream->held_frames)
@ -1319,10 +1320,10 @@ static void CALLBACK oss_period_callback(void *user, BOOLEAN timer)
oss_read_data(stream);
}
LeaveCriticalSection(&This->lock);
if(stream->event)
SetEvent(stream->event);
oss_unlock(stream);
}
static HRESULT WINAPI AudioClient_Start(IAudioClient3 *iface)
@ -1333,22 +1334,22 @@ static HRESULT WINAPI AudioClient_Start(IAudioClient3 *iface)
TRACE("(%p)\n", This);
EnterCriticalSection(&g_sessions_lock);
EnterCriticalSection(&This->lock);
if(!This->stream){
LeaveCriticalSection(&This->lock);
LeaveCriticalSection(&g_sessions_lock);
return AUDCLNT_E_NOT_INITIALIZED;
}
oss_lock(stream);
if((stream->flags & AUDCLNT_STREAMFLAGS_EVENTCALLBACK) && !stream->event){
LeaveCriticalSection(&This->lock);
oss_unlock(stream);
LeaveCriticalSection(&g_sessions_lock);
return AUDCLNT_E_EVENTHANDLE_NOT_SET;
}
if(stream->playing){
LeaveCriticalSection(&This->lock);
oss_unlock(stream);
LeaveCriticalSection(&g_sessions_lock);
return AUDCLNT_E_NOT_STOPPED;
}
@ -1362,7 +1363,7 @@ static HRESULT WINAPI AudioClient_Start(IAudioClient3 *iface)
stream->playing = TRUE;
LeaveCriticalSection(&This->lock);
oss_unlock(stream);
LeaveCriticalSection(&g_sessions_lock);
return S_OK;
@ -1375,22 +1376,20 @@ static HRESULT WINAPI AudioClient_Stop(IAudioClient3 *iface)
TRACE("(%p)\n", This);
EnterCriticalSection(&This->lock);
if(!This->stream){
LeaveCriticalSection(&This->lock);
if(!This->stream)
return AUDCLNT_E_NOT_INITIALIZED;
}
oss_lock(stream);
if(!stream->playing){
LeaveCriticalSection(&This->lock);
oss_unlock(stream);
return S_FALSE;
}
stream->playing = FALSE;
stream->in_oss_frames = 0;
LeaveCriticalSection(&This->lock);
oss_unlock(stream);
return S_OK;
}
@ -1402,20 +1401,18 @@ static HRESULT WINAPI AudioClient_Reset(IAudioClient3 *iface)
TRACE("(%p)\n", This);
EnterCriticalSection(&This->lock);
if(!This->stream){
LeaveCriticalSection(&This->lock);
if(!This->stream)
return AUDCLNT_E_NOT_INITIALIZED;
}
oss_lock(stream);
if(stream->playing){
LeaveCriticalSection(&This->lock);
oss_unlock(stream);
return AUDCLNT_E_NOT_STOPPED;
}
if(stream->getbuf_last){
LeaveCriticalSection(&This->lock);
oss_unlock(stream);
return AUDCLNT_E_BUFFER_OPERATION_PENDING;
}
@ -1429,7 +1426,7 @@ static HRESULT WINAPI AudioClient_Reset(IAudioClient3 *iface)
stream->lcl_offs_frames = 0;
stream->in_oss_frames = 0;
LeaveCriticalSection(&This->lock);
oss_unlock(stream);
return S_OK;
}
@ -1445,27 +1442,25 @@ static HRESULT WINAPI AudioClient_SetEventHandle(IAudioClient3 *iface,
if(!event)
return E_INVALIDARG;
EnterCriticalSection(&This->lock);
if(!This->stream){
LeaveCriticalSection(&This->lock);
if(!This->stream)
return AUDCLNT_E_NOT_INITIALIZED;
}
oss_lock(stream);
if(!(stream->flags & AUDCLNT_STREAMFLAGS_EVENTCALLBACK)){
LeaveCriticalSection(&This->lock);
oss_unlock(stream);
return AUDCLNT_E_EVENTHANDLE_NOT_EXPECTED;
}
if (stream->event){
LeaveCriticalSection(&This->lock);
oss_unlock(stream);
FIXME("called twice\n");
return HRESULT_FROM_WIN32(ERROR_INVALID_NAME);
}
stream->event = event;
LeaveCriticalSection(&This->lock);
oss_unlock(stream);
return S_OK;
}
@ -1720,20 +1715,20 @@ static HRESULT WINAPI AudioRenderClient_GetBuffer(IAudioRenderClient *iface,
*data = NULL;
EnterCriticalSection(&This->lock);
oss_lock(stream);
if(stream->getbuf_last){
LeaveCriticalSection(&This->lock);
oss_unlock(stream);
return AUDCLNT_E_OUT_OF_ORDER;
}
if(!frames){
LeaveCriticalSection(&This->lock);
oss_unlock(stream);
return S_OK;
}
if(stream->held_frames + frames > stream->bufsize_frames){
LeaveCriticalSection(&This->lock);
oss_unlock(stream);
return AUDCLNT_E_BUFFER_TOO_LARGE;
}
@ -1745,7 +1740,7 @@ static HRESULT WINAPI AudioRenderClient_GetBuffer(IAudioRenderClient *iface,
stream->tmp_buffer = HeapAlloc(GetProcessHeap(), 0,
frames * stream->fmt->nBlockAlign);
if(!stream->tmp_buffer){
LeaveCriticalSection(&This->lock);
oss_unlock(stream);
return E_OUTOFMEMORY;
}
stream->tmp_buffer_frames = frames;
@ -1759,7 +1754,7 @@ static HRESULT WINAPI AudioRenderClient_GetBuffer(IAudioRenderClient *iface,
silence_buffer(stream, *data, frames);
LeaveCriticalSection(&This->lock);
oss_unlock(stream);
return S_OK;
}
@ -1791,21 +1786,21 @@ static HRESULT WINAPI AudioRenderClient_ReleaseBuffer(
TRACE("(%p)->(%u, %x)\n", This, written_frames, flags);
EnterCriticalSection(&This->lock);
oss_lock(stream);
if(!written_frames){
stream->getbuf_last = 0;
LeaveCriticalSection(&This->lock);
oss_unlock(stream);
return S_OK;
}
if(!stream->getbuf_last){
LeaveCriticalSection(&This->lock);
oss_unlock(stream);
return AUDCLNT_E_OUT_OF_ORDER;
}
if(written_frames > (stream->getbuf_last >= 0 ? stream->getbuf_last : -stream->getbuf_last)){
LeaveCriticalSection(&This->lock);
oss_unlock(stream);
return AUDCLNT_E_INVALID_SIZE;
}
@ -1825,7 +1820,7 @@ static HRESULT WINAPI AudioRenderClient_ReleaseBuffer(
stream->written_frames += written_frames;
stream->getbuf_last = 0;
LeaveCriticalSection(&This->lock);
oss_unlock(stream);
return S_OK;
}
@ -1892,16 +1887,16 @@ static HRESULT WINAPI AudioCaptureClient_GetBuffer(IAudioCaptureClient *iface,
if(!frames || !flags)
return E_POINTER;
EnterCriticalSection(&This->lock);
oss_lock(stream);
if(stream->getbuf_last){
LeaveCriticalSection(&This->lock);
oss_unlock(stream);
return AUDCLNT_E_OUT_OF_ORDER;
}
if(stream->held_frames < stream->period_frames){
*frames = 0;
LeaveCriticalSection(&This->lock);
oss_unlock(stream);
return AUDCLNT_S_BUFFER_EMPTY;
}
@ -1916,7 +1911,7 @@ static HRESULT WINAPI AudioCaptureClient_GetBuffer(IAudioCaptureClient *iface,
stream->tmp_buffer = HeapAlloc(GetProcessHeap(), 0,
*frames * stream->fmt->nBlockAlign);
if(!stream->tmp_buffer){
LeaveCriticalSection(&This->lock);
oss_unlock(stream);
return E_OUTOFMEMORY;
}
stream->tmp_buffer_frames = *frames;
@ -1945,7 +1940,7 @@ static HRESULT WINAPI AudioCaptureClient_GetBuffer(IAudioCaptureClient *iface,
*qpcpos = (stamp.QuadPart * (INT64)10000000) / freq.QuadPart;
}
LeaveCriticalSection(&This->lock);
oss_unlock(stream);
return *frames ? S_OK : AUDCLNT_S_BUFFER_EMPTY;
}
@ -1958,21 +1953,21 @@ static HRESULT WINAPI AudioCaptureClient_ReleaseBuffer(
TRACE("(%p)->(%u)\n", This, done);
EnterCriticalSection(&This->lock);
oss_lock(stream);
if(!done){
stream->getbuf_last = 0;
LeaveCriticalSection(&This->lock);
oss_unlock(stream);
return S_OK;
}
if(!stream->getbuf_last){
LeaveCriticalSection(&This->lock);
oss_unlock(stream);
return AUDCLNT_E_OUT_OF_ORDER;
}
if(stream->getbuf_last != done){
LeaveCriticalSection(&This->lock);
oss_unlock(stream);
return AUDCLNT_E_INVALID_SIZE;
}
@ -1982,7 +1977,7 @@ static HRESULT WINAPI AudioCaptureClient_ReleaseBuffer(
stream->lcl_offs_frames %= stream->bufsize_frames;
stream->getbuf_last = 0;
LeaveCriticalSection(&This->lock);
oss_unlock(stream);
return S_OK;
}
@ -1998,11 +1993,11 @@ static HRESULT WINAPI AudioCaptureClient_GetNextPacketSize(
if(!frames)
return E_POINTER;
EnterCriticalSection(&This->lock);
oss_lock(stream);
*frames = stream->held_frames < stream->period_frames ? 0 : stream->period_frames;
LeaveCriticalSection(&This->lock);
oss_unlock(stream);
return S_OK;
}
@ -2079,7 +2074,7 @@ static HRESULT WINAPI AudioClock_GetPosition(IAudioClock *iface, UINT64 *pos,
if(!pos)
return E_POINTER;
EnterCriticalSection(&This->lock);
oss_lock(stream);
if(stream->flow == eRender){
*pos = stream->written_frames - stream->held_frames;
@ -2108,7 +2103,7 @@ static HRESULT WINAPI AudioClock_GetPosition(IAudioClock *iface, UINT64 *pos,
if(stream->share == AUDCLNT_SHAREMODE_SHARED)
*pos *= stream->fmt->nBlockAlign;
LeaveCriticalSection(&This->lock);
oss_unlock(stream);
if(qpctime){
LARGE_INTEGER stamp, freq;
@ -2275,14 +2270,14 @@ static HRESULT WINAPI AudioSessionControl_GetState(IAudioSessionControl2 *iface,
}
LIST_FOR_EACH_ENTRY(client, &This->session->clients, ACImpl, entry){
EnterCriticalSection(&client->lock);
oss_lock(client->stream);
if(client->stream->playing){
*state = AudioSessionStateActive;
LeaveCriticalSection(&client->lock);
oss_unlock(client->stream);
LeaveCriticalSection(&g_sessions_lock);
return S_OK;
}
LeaveCriticalSection(&client->lock);
oss_unlock(client->stream);
}
LeaveCriticalSection(&g_sessions_lock);

2
dlls/wineoss.drv/unixlib.h
View File

@ -35,6 +35,8 @@ struct oss_stream
BYTE *local_buffer, *tmp_buffer;
INT32 getbuf_last; /* <0 when using tmp_buffer */
pthread_mutex_t lock;
};
/* From <dlls/mmdevapi/mmdevapi.h> */