1/* 2 * Copyright (C) 2015 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 17package com.android.camera.one.v2.common; 18 19import android.hardware.camera2.CaptureRequest; 20 21import com.android.camera.one.OneCameraCharacteristics.FaceDetectMode; 22import com.android.camera.one.OneCameraCharacteristics.SupportedHardwareLevel; 23import com.google.common.base.Supplier; 24 25/** 26 * Select a control mode based on the HdrSettings and face detection modes. 27 */ 28public class ControlModeSelector implements Supplier<Integer> { 29 private final Supplier<Boolean> mHdrSetting; 30 private final Supplier<FaceDetectMode> mFaceDetectMode; 31 private final SupportedHardwareLevel mSupportedHardwareLevel; 32 33 public ControlModeSelector( 34 Supplier<Boolean> hdrSetting, 35 Supplier<FaceDetectMode> faceDetectMode, 36 SupportedHardwareLevel supportedHardwareLevel) { 37 mHdrSetting = hdrSetting; 38 mFaceDetectMode = faceDetectMode; 39 mSupportedHardwareLevel = supportedHardwareLevel; 40 } 41 42 @Override 43 public Integer get() { 44 if (mSupportedHardwareLevel == SupportedHardwareLevel.LEGACY) { 45 if (mHdrSetting.get()) { 46 return CaptureRequest.CONTROL_MODE_USE_SCENE_MODE; 47 } 48 } 49 50 if (mFaceDetectMode.get() == FaceDetectMode.FULL || 51 mFaceDetectMode.get() == FaceDetectMode.SIMPLE) { 52 return CaptureRequest.CONTROL_MODE_USE_SCENE_MODE; 53 } 54 55 return CaptureRequest.CONTROL_MODE_AUTO; 56 } 57} 58