| /* |
| * Copyright 2019 The Android Open Source Project |
| * |
| * 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. |
| */ |
| |
| package androidx.camera.extensions.impl; |
| |
| import android.hardware.camera2.CaptureRequest; |
| import android.util.Pair; |
| |
| import androidx.annotation.NonNull; |
| import androidx.annotation.RequiresApi; |
| |
| import java.util.ArrayList; |
| import java.util.HashMap; |
| import java.util.List; |
| import java.util.Map; |
| |
| @RequiresApi(21) // TODO(b/200306659): Remove and replace with annotation on package-info.java |
| final class SettableCaptureStage implements CaptureStageImpl { |
| private final int mId; |
| |
| private Map<CaptureRequest.Key, Object> mCaptureRequestKeyValueMap = new HashMap<>(); |
| |
| /** |
| * Constructor for a {@link CaptureStageImpl} with specific identifier. |
| * |
| * <p>After this {@link CaptureStageImpl} is applied to a single capture operation, |
| * developers can |
| * retrieve the {@link android.media.Image} object with the identifier. |
| * |
| * @param id The identifier for the {@link CaptureStageImpl}. |
| */ |
| SettableCaptureStage(int id) { |
| mId = id; |
| } |
| |
| /** Returns the identifier for the {@link CaptureStageImpl}. */ |
| @Override |
| public int getId() { |
| return mId; |
| } |
| |
| @NonNull |
| @Override |
| public List<Pair<CaptureRequest.Key, Object>> getParameters() { |
| List<Pair<CaptureRequest.Key, Object>> parameters = new ArrayList<>(); |
| |
| for (Map.Entry<CaptureRequest.Key, Object> entry : mCaptureRequestKeyValueMap.entrySet()) { |
| parameters.add(Pair.create(entry.getKey(), entry.getValue())); |
| } |
| |
| return parameters; |
| } |
| |
| /** |
| * Adds necessary {@link CaptureRequest.Key} settings into the {@link CaptureStageImpl} object. |
| */ |
| <T> void addCaptureRequestParameters(CaptureRequest.Key<T> key, T value) { |
| mCaptureRequestKeyValueMap.put(key, value); |
| } |
| } |