From 221a0cdb94d4c8ff8a96d20ee191ad5b9a07421f Mon Sep 17 00:00:00 2001
From: Zebediah Figura <z.figura12@gmail.com>
Date: Tue, 2 Jul 2019 22:25:43 -0500
Subject: [PATCH] quartz/dsoundrender: Use flush_event instead of
 reimplementing it.

Signed-off-by: Zebediah Figura <z.figura12@gmail.com>
Signed-off-by: Alexandre Julliard <julliard@winehq.org>
---
 dlls/quartz/dsoundrender.c | 39 +++-----------------------------------
 1 file changed, 3 insertions(+), 36 deletions(-)

diff --git a/dlls/quartz/dsoundrender.c b/dlls/quartz/dsoundrender.c
index f74b673bf37..fd0421216bc 100644
--- a/dlls/quartz/dsoundrender.c
+++ b/dlls/quartz/dsoundrender.c
@@ -64,8 +64,6 @@ typedef struct DSoundRenderImpl
 
     REFERENCE_TIME play_time;
 
-    HANDLE blocked;
-
     LONG volume;
     LONG pan;
 
@@ -245,7 +243,7 @@ static HRESULT DSoundRender_HandleEndOfStream(DSoundRenderImpl *This)
         This->in_loop = 1;
         LeaveCriticalSection(&This->renderer.filter.csFilter);
         LeaveCriticalSection(&This->renderer.csRenderLock);
-        WaitForSingleObject(This->blocked, 10);
+        WaitForSingleObject(This->renderer.flush_event, 10);
         EnterCriticalSection(&This->renderer.csRenderLock);
         EnterCriticalSection(&This->renderer.filter.csFilter);
         This->in_loop = 0;
@@ -270,7 +268,7 @@ static HRESULT DSoundRender_SendSampleData(DSoundRenderImpl* This, REFERENCE_TIM
         if (hr != S_OK) {
             This->in_loop = 1;
             LeaveCriticalSection(&This->renderer.csRenderLock);
-            ret = WaitForSingleObject(This->blocked, 10);
+            ret = WaitForSingleObject(This->renderer.flush_event, 10);
             EnterCriticalSection(&This->renderer.csRenderLock);
             This->in_loop = 0;
             if (This->renderer.sink.flushing || This->renderer.filter.state == State_Stopped)
@@ -434,7 +432,6 @@ static VOID WINAPI DSoundRender_OnStopStreaming(BaseRenderer * iface)
 
     IDirectSoundBuffer_Stop(This->dsbuffer);
     This->writepos = This->buf_size;
-    SetEvent(This->blocked);
 }
 
 static VOID WINAPI DSoundRender_OnStartStreaming(BaseRenderer * iface)
@@ -445,13 +442,7 @@ static VOID WINAPI DSoundRender_OnStartStreaming(BaseRenderer * iface)
 
     if (This->renderer.sink.pin.pConnectedTo)
     {
-        if (This->renderer.filter.state == State_Paused)
-        {
-            /* Unblock our thread, state changing from paused to running doesn't need a reset for state change */
-            SetEvent(This->blocked);
-        }
         IDirectSoundBuffer_Play(This->dsbuffer, 0, 0, DSBPLAY_LOOPING);
-        ResetEvent(This->blocked);
     }
 }
 
@@ -548,17 +539,6 @@ static HRESULT WINAPI DSoundRender_EndOfStream(BaseRenderer* iface)
     return hr;
 }
 
-static HRESULT WINAPI DSoundRender_BeginFlush(BaseRenderer* iface)
-{
-    DSoundRenderImpl *This = impl_from_BaseRenderer(iface);
-
-    TRACE("\n");
-    BaseRendererImpl_BeginFlush(iface);
-    SetEvent(This->blocked);
-
-    return S_OK;
-}
-
 static HRESULT WINAPI DSoundRender_EndFlush(BaseRenderer* iface)
 {
     DSoundRenderImpl *This = impl_from_BaseRenderer(iface);
@@ -566,8 +546,6 @@ static HRESULT WINAPI DSoundRender_EndFlush(BaseRenderer* iface)
     TRACE("\n");
 
     BaseRendererImpl_EndFlush(iface);
-    if (This->renderer.filter.state != State_Stopped)
-        ResetEvent(This->blocked);
 
     if (This->dsbuffer)
     {
@@ -602,8 +580,6 @@ static void dsound_render_destroy(BaseRenderer *iface)
         IDirectSound8_Release(filter->dsound);
     filter->dsound = NULL;
 
-    CloseHandle(filter->blocked);
-
     strmbase_renderer_cleanup(&filter->renderer);
     CoTaskMemFree(filter);
 }
@@ -643,7 +619,7 @@ static const BaseRendererFuncTable BaseFuncTable = {
     DSoundRender_CompleteConnect,
     DSoundRender_BreakConnect,
     DSoundRender_EndOfStream,
-    DSoundRender_BeginFlush,
+    NULL,
     DSoundRender_EndFlush,
     dsound_render_destroy,
     dsound_render_query_interface,
@@ -695,14 +671,6 @@ HRESULT DSoundRender_create(IUnknown *outer, void **out)
 
     if (SUCCEEDED(hr))
     {
-        pDSoundRender->blocked = CreateEventW(NULL, TRUE, TRUE, NULL);
-
-        if (!pDSoundRender->blocked || FAILED(hr))
-        {
-            IBaseFilter_Release(&pDSoundRender->renderer.filter.IBaseFilter_iface);
-            return HRESULT_FROM_WIN32(GetLastError());
-        }
-
         *out = &pDSoundRender->renderer.filter.IUnknown_inner;
     }
     else
@@ -735,7 +703,6 @@ static HRESULT WINAPI DSoundRender_Pause(IBaseFilter * iface)
         if (SUCCEEDED(hr))
             This->renderer.filter.state = State_Paused;
 
-        ResetEvent(This->blocked);
         ResetEvent(This->renderer.flush_event);
     }
     LeaveCriticalSection(&This->renderer.csRenderLock);