1 /*
2  * Copyright (C) 2011 The Android Open Source Project
3  *
4  * Licensed under the Apache License, Version 2.0 (the "License");
5  * you may not use this file except in compliance with the License.
6  * You may obtain a copy of the License at
7  *
8  *      http://www.apache.org/licenses/LICENSE-2.0
9  *
10  * Unless required by applicable law or agreed to in writing, software
11  * distributed under the License is distributed on an "AS IS" BASIS,
12  * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
13  * See the License for the specific language governing permissions and
14  * limitations under the License.
15  */
16 
17 #ifndef WHITEBALANCETEST_H
18 #define WHITEBALANCETEST_H
19 
20 #include <vector>
21 #include <string>
22 
23 #include "imagetesthandler.h"
24 
25 class WhiteBalanceTest : public ImageTestHandler {
26   public:
WhiteBalanceTest()27     WhiteBalanceTest() : ImageTestHandler() {}
WhiteBalanceTest(int debugHeight,int debugWidth)28     WhiteBalanceTest(int debugHeight, int debugWidth) :
29             ImageTestHandler(debugHeight, debugWidth) {}
~WhiteBalanceTest()30     ~WhiteBalanceTest() {}
31 
addDataToList(const std::string & mode,const std::vector<Vec3f> * checkerColors)32     void addDataToList(const std::string &mode,
33                        const std::vector<Vec3f>* checkerColors) {
34         mMode = mode;
35         mCheckerColors = *checkerColors;
36         delete checkerColors;
37     }
38 
39     void processData();
40 
getCorrelatedColorTemp()41     int getCorrelatedColorTemp() const {
42         return mCorrelatedColorTemp;
43     }
44 
45     int getAutoTemp();
46 
47   private:
48     int findCorrelatedColorTemp(const Vec3f &whitePoint);
49     Vec3f initializeFromRGB(const Vec3f &rgb);
50     float convertToLinear(float color);
51 
52     std::string mMode;
53     std::vector<Vec3f> mCheckerColors;
54     std::vector<Vec3f> mCheckerXyzColors;
55     std::vector<Vec3f> mXyzColorsDaylight;
56     int mCorrelatedColorTemp;
57 };
58 
59 #endif
60