From 790385fee4cbc3f2c46bcbe5e5851e75d931153c Mon Sep 17 00:00:00 2001
From: "braveyao@webrtc.org"
 <braveyao@webrtc.org@4adac7df-926f-26a2-2b94-8c16560cd09d>
Date: Wed, 2 Apr 2014 02:14:55 +0000
Subject: [PATCH] sink_filter_ds.cc: add lock to Receive procedure to Pause().

BUG=2233
TEST=AUTO Test
R=wu@webrtc.org

Review URL: https://webrtc-codereview.appspot.com/10969004

git-svn-id: http://webrtc.googlecode.com/svn/trunk@5827 4adac7df-926f-26a2-2b94-8c16560cd09d
---
 webrtc/modules/video_capture/windows/sink_filter_ds.cc | 2 ++
 1 file changed, 2 insertions(+)

diff --git a/webrtc/modules/video_capture/windows/sink_filter_ds.cc b/webrtc/modules/video_capture/windows/sink_filter_ds.cc
index 144f8833b7..2edbe59c4a 100644
--- a/webrtc/modules/video_capture/windows/sink_filter_ds.cc
+++ b/webrtc/modules/video_capture/windows/sink_filter_ds.cc
@@ -437,6 +437,7 @@ CaptureSinkFilter::GetPin(IN int Index)
 
 STDMETHODIMP CaptureSinkFilter::Pause()
 {
+    LockReceive();
     LockFilter();
     if (m_State == State_Stopped)
     {
@@ -456,6 +457,7 @@ STDMETHODIMP CaptureSinkFilter::Pause()
         m_State = State_Paused;
     }
     UnlockFilter();
+    UnlockReceive();
     return S_OK;
 }