add copyright to renderer.cpp and pdfr.cpp

Author: zdenop

api/pdfrenderer.cpp

@@ -1,3 +1,20 @@
+///////////////////////////////////////////////////////////////////////
+// File:        pdfrenderer.cpp
+// Description: PDF rendering interface to inject into TessBaseAPI
+//
+// (C) Copyright 2011, Google Inc.
+// 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.
+//
+///////////////////////////////////////////////////////////////////////
+
 // Include automatically generated configuration file if running autoconf.
 #ifdef HAVE_CONFIG_H
 #include "config_auto.h"

api/renderer.cpp

@@ -1,4 +1,20 @@
-// Include automatically generated configuration file if running autoconf.
+///////////////////////////////////////////////////////////////////////
+// File:        renderer.cpp
+// Description: Rendering interface to inject into TessBaseAPI
+//
+// (C) Copyright 2011, Google Inc.
+// 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.
+//
+///////////////////////////////////////////////////////////////////////
+
 #ifdef HAVE_CONFIG_H
 #include "config_auto.h"
 #endif