From 2c0e38e44cb592d67eee581cd78428d784a24f40 Mon Sep 17 00:00:00 2001
From: Sebastian Lackner <sebastian@fds-team.de>
Date: Sat, 21 Feb 2015 23:37:26 +0100
Subject: winecfg: Add checkbox to enable/disable vaapi GPU decoder.

---
 programs/winecfg/resource.h |  1 +
 programs/winecfg/staging.c  | 30 ++++++++++++++++++++++++++++++
 programs/winecfg/winecfg.rc |  1 +
 3 files changed, 32 insertions(+)

diff --git a/programs/winecfg/resource.h b/programs/winecfg/resource.h
index 54c67c2..7b6ac54 100644
--- a/programs/winecfg/resource.h
+++ b/programs/winecfg/resource.h
@@ -214,6 +214,7 @@
 
 /* Staging tab */
 #define IDC_ENABLE_CSMT                 9001
+#define IDC_ENABLE_VAAPI                9002
 
 /* About tab */
 #define IDC_ABT_OWNER                8432
diff --git a/programs/winecfg/staging.c b/programs/winecfg/staging.c
index efba152..a2b6dce 100644
--- a/programs/winecfg/staging.c
+++ b/programs/winecfg/staging.c
@@ -45,10 +45,36 @@ static void csmt_set(BOOL status)
     set_reg_key_dword(config_key, "Direct3D", "csmt", status);
 }
 
+/*
+ * DXVA2
+ */
+static BOOL vaapi_get(void)
+{
+#ifdef HAVE_VAAPI
+    BOOL ret;
+    char *value = get_reg_key(config_key, keypath("DXVA2"), "backend", NULL);
+    ret = (value && !strcmp(value, "va"));
+    HeapFree(GetProcessHeap(), 0, value);
+    return ret;
+#else
+    return FALSE;
+#endif
+}
+static void vaapi_set(BOOL status)
+{
+#ifdef HAVE_VAAPI
+    set_reg_key(config_key, keypath("DXVA2"), "backend", status ? "va" : NULL);
+#endif
+}
 
 static void load_staging_settings(HWND dialog)
 {
     CheckDlgButton(dialog, IDC_ENABLE_CSMT, csmt_get() ? BST_CHECKED : BST_UNCHECKED);
+    CheckDlgButton(dialog, IDC_ENABLE_VAAPI, vaapi_get() ? BST_CHECKED : BST_UNCHECKED);
+
+#ifndef HAVE_VAAPI
+    disable(IDC_ENABLE_VAAPI);
+#endif
 }
 
 INT_PTR CALLBACK StagingDlgProc(HWND hDlg, UINT uMsg, WPARAM wParam, LPARAM lParam)
@@ -78,6 +104,10 @@ INT_PTR CALLBACK StagingDlgProc(HWND hDlg, UINT uMsg, WPARAM wParam, LPARAM lPar
             csmt_set(IsDlgButtonChecked(hDlg, IDC_ENABLE_CSMT) == BST_CHECKED);
             SendMessageW(GetParent(hDlg), PSM_CHANGED, 0, 0);
             return TRUE;
+        case IDC_ENABLE_VAAPI:
+            vaapi_set(IsDlgButtonChecked(hDlg, IDC_ENABLE_VAAPI) == BST_CHECKED);
+            SendMessageW(GetParent(hDlg), PSM_CHANGED, 0, 0);
+            return TRUE;
         }
         break;
     }
diff --git a/programs/winecfg/winecfg.rc b/programs/winecfg/winecfg.rc
index 420f127..59fb0a9 100644
--- a/programs/winecfg/winecfg.rc
+++ b/programs/winecfg/winecfg.rc
@@ -316,6 +316,7 @@ BEGIN
     GROUPBOX    "Staging settings",IDC_STATIC,8,4,244,210
     LTEXT       "The following settings are experimental and may break stuff!\nMake sure to reset them again in case of a problem.",IDC_STATIC,16,16,230,16
     CONTROL     "Enable &CSMT for better graphic performance (deprecated)",IDC_ENABLE_CSMT,"Button",BS_AUTOCHECKBOX | WS_TABSTOP,16,40,230,8
+    CONTROL     "Enable &VAAPI as backend for DXVA2 GPU decoding",IDC_ENABLE_VAAPI,"Button",BS_AUTOCHECKBOX | WS_TABSTOP,16,55,230,8
 END
 
 LANGUAGE LANG_NEUTRAL, SUBLANG_NEUTRAL
-- 
2.7.4