/*
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* cl_newtonemapping_handler.h - CL tonemapping handler
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*
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* Copyright (c) 2015 Intel Corporation
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*
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* Licensed under the Apache License, Version 2.0 (the "License");
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* you may not use this file except in compliance with the License.
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* You may obtain a copy of the License at
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*
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* http://www.apache.org/licenses/LICENSE-2.0
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*
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* Unless required by applicable law or agreed to in writing, software
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* distributed under the License is distributed on an "AS IS" BASIS,
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* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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* See the License for the specific language governing permissions and
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* limitations under the License.
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*
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* Author: Wu Junkai <junkai.wu@intel.com>
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*/
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#ifndef XCAM_CL_NEWTONEMAPPING_HANLDER_H
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#define XCAM_CL_NEWTONEMAPPING_HANLDER_H
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#include <xcam_std.h>
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#include <ocl/cl_image_handler.h>
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#include <x3a_stats_pool.h>
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namespace XCam {
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class CLNewTonemappingImageKernel
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: public CLImageKernel
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{
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public:
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explicit CLNewTonemappingImageKernel (
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const SmartPtr<CLContext> &context, const char *name);
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private:
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SmartPtr<CLBuffer> _y_max_buffer;
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SmartPtr<CLBuffer> _y_avg_buffer;
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SmartPtr<CLBuffer> _map_hist_buffer;
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};
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class CLNewTonemappingImageHandler
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: public CLImageHandler
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{
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public:
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explicit CLNewTonemappingImageHandler (const SmartPtr<CLContext> &context, const char *name);
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bool set_tonemapping_kernel(SmartPtr<CLNewTonemappingImageKernel> &kernel);
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protected:
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virtual XCamReturn prepare_buffer_pool_video_info (
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const VideoBufferInfo &input, VideoBufferInfo &output);
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virtual XCamReturn prepare_parameters (
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SmartPtr<VideoBuffer> &input, SmartPtr<VideoBuffer> &output);
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private:
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SmartPtr<CLNewTonemappingImageKernel> _tonemapping_kernel;
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int32_t _output_format;
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int _block_factor;
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float _map_hist[65536];
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float _y_max[16];
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float _y_avg[16];
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};
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SmartPtr<CLImageHandler>
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create_cl_newtonemapping_image_handler (const SmartPtr<CLContext> &context);
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};
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#endif //XCAM_CL_NEWTONEMAPPING_HANLDER_H
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