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      1 /*
      2  * cl_yuv_pipe_handler.h - CL Yuv Pipe handler
      3  *
      4  *  Copyright (c) 2015 Intel Corporation
      5  *
      6  * Licensed under the Apache License, Version 2.0 (the "License");
      7  * you may not use this file except in compliance with the License.
      8  * You may obtain a copy of the License at
      9  *
     10  *      http://www.apache.org/licenses/LICENSE-2.0
     11  *
     12  * Unless required by applicable law or agreed to in writing, software
     13  * distributed under the License is distributed on an "AS IS" BASIS,
     14  * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
     15  * See the License for the specific language governing permissions and
     16  * limitations under the License.
     17  *
     18  * Author: Wangfei <feix.w.wang (at) intel.com>
     19  * Author: Wind Yuan <feng.yuan (at) intel.com>
     20  */
     21 
     22 #ifndef XCAM_CL_YUV_PIPE_HANLDER_H
     23 #define XCAM_CL_YUV_PIPE_HANLDER_H
     24 
     25 #include <xcam_std.h>
     26 #include <ocl/cl_image_handler.h>
     27 #include <base/xcam_3a_result.h>
     28 
     29 namespace XCam {
     30 
     31 class CLYuvPipeImageKernel
     32     : public CLImageKernel
     33 {
     34 
     35 public:
     36     explicit CLYuvPipeImageKernel (const SmartPtr<CLContext> &context);
     37 };
     38 
     39 class CLYuvPipeImageHandler
     40     : public CLImageHandler
     41 {
     42 public:
     43     explicit CLYuvPipeImageHandler (const SmartPtr<CLContext> &context, const char *name);
     44     bool set_yuv_pipe_kernel(SmartPtr<CLYuvPipeImageKernel> &kernel);
     45     bool set_macc_table (const XCam3aResultMaccMatrix &macc);
     46     bool set_rgbtoyuv_matrix (const XCam3aResultColorMatrix &matrix);
     47     bool set_tnr_yuv_config (const XCam3aResultTemporalNoiseReduction& config);
     48     bool set_tnr_enable (bool enable_tnr_yuv);
     49 
     50 protected:
     51     virtual XCamReturn prepare_buffer_pool_video_info (
     52         const VideoBufferInfo &input, VideoBufferInfo &output);
     53     virtual XCamReturn prepare_parameters (
     54         SmartPtr<VideoBuffer> &input, SmartPtr<VideoBuffer> &output);
     55 
     56 private:
     57     XCAM_DEAD_COPY (CLYuvPipeImageHandler);
     58     SmartPtr<CLYuvPipeImageKernel> _yuv_pipe_kernel;
     59     uint32_t                       _output_format;
     60 
     61     float                          _macc_table[XCAM_CHROMA_AXIS_SIZE * XCAM_CHROMA_MATRIX_SIZE];
     62     float                          _rgbtoyuv_matrix[XCAM_COLOR_MATRIX_SIZE];
     63 
     64     //TNR
     65     uint32_t                       _enable_tnr_yuv;
     66     float                          _gain_yuv;
     67     float                          _thr_y;
     68     float                          _thr_uv;
     69 
     70     uint32_t                       _enable_tnr_yuv_state;
     71     SmartPtr<CLMemory>             _buffer_out_prev;
     72     SmartPtr<CLMemory>             _buffer_out_prev_UV;
     73 };
     74 
     75 SmartPtr<CLImageHandler>
     76 create_cl_yuv_pipe_image_handler (const SmartPtr<CLContext> &context);
     77 
     78 };
     79 
     80 #endif //XCAM_CL_YUV_PIPE_HANLDER_H
     81