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      1 /*
      2  * Copyright (c) 2016-2017, The Linux Foundation. All rights reserved.
      3  * Not a Contribution.
      4  *
      5  * Copyright 2015 The Android Open Source Project
      6  *
      7  * Licensed under the Apache License, Version 2.0 (the "License");
      8  * you may not use this file except in compliance with the License.
      9  * You may obtain a copy of the License at
     10  *
     11  *      http://www.apache.org/licenses/LICENSE-2.0
     12  *
     13  * Unless required by applicable law or agreed to in writing, software
     14  * distributed under the License is distributed on an "AS IS" BASIS,
     15  * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
     16  * See the License for the specific language governing permissions and
     17  * limitations under the License.
     18  */
     19 
     20 #ifndef __TONEMAPPER_TONEMAP_H__
     21 #define __TONEMAPPER_TONEMAP_H__
     22 
     23 #define TONEMAP_FORWARD 0
     24 #define TONEMAP_INVERSE 1
     25 
     26 #include "EGLImageWrapper.h"
     27 #include "engine.h"
     28 
     29 class Tonemapper {
     30  private:
     31   void* engineContext;
     32   unsigned int tonemapTexture;
     33   unsigned int lutXformTexture;
     34   unsigned int programID;
     35   float lutXformScaleOffset[2];
     36   float tonemapScaleOffset[2];
     37   EGLImageWrapper* eglImageWrapper;
     38   Tonemapper();
     39 
     40  public:
     41   ~Tonemapper();
     42   static Tonemapper *build(int type, void *colorMap, int colorMapSize, void *lutXform,
     43                            int lutXformSize, bool isSecure);
     44   int blit(const void *dst, const void *src, int srcFenceFd);
     45 };
     46 
     47 #endif  //__TONEMAPPER_TONEMAP_H__
     48