Andrew Eikum : xaudio2: Implement IXAudio2SourceVoice::Discontinuity.

[Alexandre Julliard]

Module: wine
Branch: master
Commit: b0a9d16cfba262ab92cfc33294336581d1d81bf3
URL:    http://source.winehq.org/git/wine.git/?a=commit;h=b0a9d16cfba262ab92cfc33294336581d1d81bf3

Author: Andrew Eikum <aeikum at codeweavers.com>
Date:   Mon Sep 28 13:56:14 2015 -0500

xaudio2: Implement IXAudio2SourceVoice::Discontinuity.

Signed-off-by: Andrew Eikum <aeikum at codeweavers.com>

---

 dlls/xaudio2_7/xaudio_dll.c | 11 +++++++++++
 1 file changed, 11 insertions(+)

diff --git a/dlls/xaudio2_7/xaudio_dll.c b/dlls/xaudio2_7/xaudio_dll.c
index 41d1d21..835426f 100644
--- a/dlls/xaudio2_7/xaudio_dll.c
+++ b/dlls/xaudio2_7/xaudio_dll.c
@@ -748,7 +748,18 @@ static HRESULT WINAPI XA2SRC_FlushSourceBuffers(IXAudio2SourceVoice *iface)
 static HRESULT WINAPI XA2SRC_Discontinuity(IXAudio2SourceVoice *iface)
 {
     XA2SourceImpl *This = impl_from_IXAudio2SourceVoice(iface);
+
     TRACE("%p\n", This);
+
+    EnterCriticalSection(&This->lock);
+
+    if(This->nbufs > 0){
+        DWORD last = (This->first_buf + This->nbufs - 1) % XAUDIO2_MAX_QUEUED_BUFFERS;
+        This->buffers[last].xa2buffer.Flags |= XAUDIO2_END_OF_STREAM;
+    }
+
+    LeaveCriticalSection(&This->lock);
+
     return S_OK;
 }