/*
* Copyright (C) 2015-2016 Intel Corporation. All rights reserved.
*
* 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 oclpostprocess_blender_h
#define oclpostprocess_blender_h
#include "VideoCommonDefs.h"
#include "oclpostprocess_base.h"
namespace YamiMediaCodec{
/**
* \class OclPostProcessBlend
* \brief alpha blending base on opencl
*/
class OclPostProcessBlender : public OclPostProcessBase {
public:
virtual YamiStatus process(const SharedPtr<VideoFrame>& src,
const SharedPtr<VideoFrame>& dest);
explicit OclPostProcessBlender()
: m_kernelBlend(NULL)
{
ensureContext("blend");
}
private:
friend class FactoryTest<IVideoPostProcess, OclPostProcessBlender>;
friend class OclPostProcessBlenderTest;
virtual bool prepareKernels();
YamiStatus blend(const SharedPtr<VideoFrame>& src,
const SharedPtr<VideoFrame>& dst);
/**
* VaapiPostProcessFactory registration result. This postprocess is
* registered in vaapipostprocess_host.cpp
*/
static const bool s_registered;
cl_kernel m_kernelBlend;
};
}
#endif //oclpostprocess_blend_h