Add support for WV plugin

Change-Id: I0b9d0488f123c05ad2d94315236458f479e00b78

drm/libdrmframework/plugins/widevine/Android.mk

@@ -0,0 +1,27 @@
+#
+# Copyright (C) 2010 The Android Open Source Project
+#
+# Licensed under the Apache License, Version 2.0 (the "License");
+# you may not use this file except in compliance with the License.
+# You may obtain a copy of the License at
+#
+#      http://www.apache.org/licenses/LICENSE-2.0
+#
+# Unless required by applicable law or agreed to in writing, software
+# distributed under the License is distributed on an "AS IS" BASIS,
+# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+# See the License for the specific language governing permissions and
+# limitations under the License.
+#
+LOCAL_PATH:= $(call my-dir)
+include $(CLEAR_VARS)
+
+LOCAL_MODULE := libdrmwvmplugin
+
+LOCAL_MODULE_PATH := $(TARGET_OUT_SHARED_LIBRARIES)/drm/plugins/native
+
+LOCAL_PRELINK_MODULE := false
+
+LOCAL_MODULE_TAGS := optional
+
+include $(BUILD_SHARED_LIBRARY)

include/drm/drm_framework_common.h

@@ -217,6 +217,10 @@ public:
      * POSIX based Decrypt API set for container based DRM
      */
     static const int CONTAINER_BASED = 0x02;
+    /**
+     * Decrypt API for Widevine streams
+     */
+    static const int WV_BASED = 0x3;
 };
 
 /**