From 73a2597c8acc8861b070ee4f51923b5aaaed574b Mon Sep 17 00:00:00 2001
From: Geoffrey McRae <geoff@hostfission.com>
Date: Thu, 27 Sep 2018 12:49:52 +1000
Subject: [PATCH] [dxgi] fix crash caused by failure to release in some
 instances.

---
 host/Capture/DXGI.cpp | 6 ++++--
 1 file changed, 4 insertions(+), 2 deletions(-)

diff --git a/host/Capture/DXGI.cpp b/host/Capture/DXGI.cpp
index b8e7eea5..40142070 100644
--- a/host/Capture/DXGI.cpp
+++ b/host/Capture/DXGI.cpp
@@ -353,8 +353,6 @@ GrabStatus Capture::DXGI::GrabFrameTexture(struct FrameInfo & frame, struct Curs
   if (!m_initialized)
     return GRAB_STATUS_ERROR;
 
-  ReleaseFrame();
-
   timeout = false;
   DXGI_OUTDUPL_FRAME_INFO frameInfo;
   IDXGIResourcePtr res;
@@ -364,6 +362,10 @@ GrabStatus Capture::DXGI::GrabFrameTexture(struct FrameInfo & frame, struct Curs
   {
     while (true)
     {
+      GrabStatus ret = ReleaseFrame();
+      if (ret != GRAB_STATUS_OK)
+        return ret;
+
       status = m_dup->AcquireNextFrame(1000, &frameInfo, &res);
       if (status == DXGI_ERROR_WAIT_TIMEOUT)
       {