allwinner_a64/android/hardware/intel/img/hwcomposer/merrifield/include/GraphicBuffer.h
2018-08-08 17:00:29 +08:00

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/*
// 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 */