modules/ocl/cl_yuv_pipe_handler.h

/*
 * cl_yuv_pipe_handler.h - CL Yuv Pipe handler
 *
 *  Copyright (c) 2015 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.
 *
 * Author: Wangfei <feix.w.wang@intel.com>
 * Author: Wind Yuan <feng.yuan@intel.com>
 */

#ifndef XCAM_CL_YUV_PIPE_HANLDER_H
#define XCAM_CL_YUV_PIPE_HANLDER_H

#include <xcam_std.h>
#include <ocl/cl_image_handler.h>
#include <base/xcam_3a_result.h>

namespace XCam {

class CLYuvPipeImageKernel
    : public CLImageKernel
{

public:
    explicit CLYuvPipeImageKernel (const SmartPtr<CLContext> &context);
};

class CLYuvPipeImageHandler
    : public CLImageHandler
{
public:
    explicit CLYuvPipeImageHandler (const SmartPtr<CLContext> &context, const char *name);
    bool set_yuv_pipe_kernel(SmartPtr<CLYuvPipeImageKernel> &kernel);
    bool set_macc_table (const XCam3aResultMaccMatrix &macc);
    bool set_rgbtoyuv_matrix (const XCam3aResultColorMatrix &matrix);
    bool set_tnr_yuv_config (const XCam3aResultTemporalNoiseReduction& config);
    bool set_tnr_enable (bool enable_tnr_yuv);

protected:
    virtual XCamReturn prepare_buffer_pool_video_info (
        const VideoBufferInfo &input, VideoBufferInfo &output);
    virtual XCamReturn prepare_parameters (
        SmartPtr<VideoBuffer> &input, SmartPtr<VideoBuffer> &output);

private:
    XCAM_DEAD_COPY (CLYuvPipeImageHandler);
    SmartPtr<CLYuvPipeImageKernel> _yuv_pipe_kernel;
    uint32_t                       _output_format;

    float                          _macc_table[XCAM_CHROMA_AXIS_SIZE * XCAM_CHROMA_MATRIX_SIZE];
    float                          _rgbtoyuv_matrix[XCAM_COLOR_MATRIX_SIZE];

    //TNR
    uint32_t                       _enable_tnr_yuv;
    float                          _gain_yuv;
    float                          _thr_y;
    float                          _thr_uv;

    uint32_t                       _enable_tnr_yuv_state;
    SmartPtr<CLMemory>             _buffer_out_prev;
    SmartPtr<CLMemory>             _buffer_out_prev_UV;
};

SmartPtr<CLImageHandler>
create_cl_yuv_pipe_image_handler (const SmartPtr<CLContext> &context);

};

#endif //XCAM_CL_YUV_PIPE_HANLDER_H