upload android base code part4

android/hardware/intel/img/hwcomposer/merrifield/include/GraphicBuffer.h

@@ -0,0 +1,57 @@
+/*
+// Copyright (c) 2014 Intel Corporation 
+//
+// 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.
+*/
+#ifndef GRAPHIC_BUFFER_H
+#define GRAPHIC_BUFFER_H
+
+#include <DataBuffer.h>
+
+
+namespace android {
+namespace intel {
+
+class GraphicBuffer : public DataBuffer {
+public:
+    enum {
+        USAGE_INVALID = 0xffffffff,
+    };
+
+public:
+    GraphicBuffer(buffer_handle_t handle);
+    virtual ~GraphicBuffer() {}
+
+    virtual void resetBuffer(buffer_handle_t handle);
+
+    uint32_t getUsage() const { return mUsage; }
+    uint32_t getBpp() const { return mBpp; }
+
+    static bool isProtectedUsage(uint32_t usage);
+    static bool isProtectedBuffer(GraphicBuffer *buffer);
+
+    static bool isCompressionUsage(uint32_t usage);
+    static bool isCompressionBuffer(GraphicBuffer *buffer);
+
+private:
+    void initBuffer(buffer_handle_t handle);
+
+protected:
+    uint32_t mUsage;
+    uint32_t mBpp;
+};
+
+} // namespace intel
+} // namespace android
+
+#endif /* GRAPHIC_BUFFER_H */