libva 1.8.1.pre1

Signed-off-by: Xiang, Haihao <haihao.xiang@intel.com>
diff --git a/NEWS b/NEWS
index 5201683..7a78734 100644
--- a/NEWS
+++ b/NEWS
@@ -1,6 +1,9 @@
-libva NEWS -- summary of user visible changes.  2017-03-31
+libva NEWS -- summary of user visible changes.  2017-04-xx
 Copyright (C) 2009-2017 Intel Corporation
 
+Version 1.8.1 - DD.Apr.2017
+* Bump libva to 1.8.1
+
 Version 1.8.0 - 31.March.2017
 * Bump VA API version to 0.40
 * API: Change vaRenderPicture semantics that vaRenderPicture no longer deletes the passed buffer automatically.
diff --git a/configure.ac b/configure.ac
index decf669..b45faee 100644
--- a/configure.ac
+++ b/configure.ac
@@ -42,8 +42,8 @@
 # - reset micro version to zero when VA-API major or minor version is changed
 m4_define([libva_major_version], [m4_eval(va_api_major_version + 1)])
 m4_define([libva_minor_version], [m4_eval(va_api_minor_version - 32)])
-m4_define([libva_micro_version], [0])
-m4_define([libva_pre_version],   [0])
+m4_define([libva_micro_version], [1])
+m4_define([libva_pre_version],   [1])
 
 m4_define([libva_version],
           [libva_major_version.libva_minor_version.libva_micro_version])