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/*
* Copyright (C) 2020 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 android.hardware.camera2.utils;
import android.annotation.NonNull;
import android.os.Parcel;
import android.os.Parcelable;
import java.util.HashSet;
import java.util.Set;
/**
* ConcurrentCameraIdCombination
*
* Includes a list of camera ids that may have sessions configured concurrently.
* @hide
*/
public class ConcurrentCameraIdCombination implements Parcelable {
private Set<String> mConcurrentCameraIds = new HashSet<>();
public static final @NonNull
Parcelable.Creator<ConcurrentCameraIdCombination> CREATOR =
new Parcelable.Creator<ConcurrentCameraIdCombination>() {
@Override
public ConcurrentCameraIdCombination createFromParcel(Parcel in) {
return new ConcurrentCameraIdCombination(in);
}
@Override
public ConcurrentCameraIdCombination[] newArray(int size) {
return new ConcurrentCameraIdCombination[size];
}
};
private ConcurrentCameraIdCombination(Parcel in) {
readFromParcel(in);
}
@Override
public int describeContents() {
return 0;
}
@Override
public void writeToParcel(Parcel dest, int flags) {
dest.writeInt(mConcurrentCameraIds.size());
for (String cameraId : mConcurrentCameraIds) {
dest.writeString(cameraId);
}
}
/**
* helper for CREATOR
*/
public void readFromParcel(Parcel in) {
mConcurrentCameraIds.clear();
int cameraCombinationSize = in.readInt();
if (cameraCombinationSize < 0) {
throw new RuntimeException("cameraCombinationSize " + cameraCombinationSize
+ " should not be negative");
}
for (int i = 0; i < cameraCombinationSize; i++) {
String cameraId = in.readString();
if (cameraId == null) {
throw new RuntimeException("Failed to read camera id from Parcel");
}
mConcurrentCameraIds.add(cameraId);
}
}
/**
* Get this concurrent camera id combination.
*/
public Set<String> getConcurrentCameraIdCombination() {
return mConcurrentCameraIds;
}
}
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