ProcessCameraProviderWrapperImpl.java
/*
* Copyright 2023 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.view;
import android.os.Build;
import androidx.annotation.NonNull;
import androidx.annotation.RequiresApi;
import androidx.camera.core.Camera;
import androidx.camera.core.CameraInfoUnavailableException;
import androidx.camera.core.CameraSelector;
import androidx.camera.core.UseCase;
import androidx.camera.core.UseCaseGroup;
import androidx.camera.lifecycle.ProcessCameraProvider;
import androidx.lifecycle.LifecycleOwner;
import com.google.common.util.concurrent.ListenableFuture;
/**
* Implementation of {@link ProcessCameraProviderWrapper} that wraps a round a real
* {@link ProcessCameraProvider} object.
*/
@RequiresApi(api = Build.VERSION_CODES.LOLLIPOP)
class ProcessCameraProviderWrapperImpl implements ProcessCameraProviderWrapper {
private final ProcessCameraProvider mProcessCameraProvider;
ProcessCameraProviderWrapperImpl(ProcessCameraProvider processCameraProvider) {
mProcessCameraProvider = processCameraProvider;
}
@Override
public boolean hasCamera(@NonNull CameraSelector cameraSelector)
throws CameraInfoUnavailableException {
return mProcessCameraProvider.hasCamera(cameraSelector);
}
@Override
public void unbind(@NonNull UseCase... useCases) {
mProcessCameraProvider.unbind(useCases);
}
@Override
public void unbindAll() {
mProcessCameraProvider.unbindAll();
}
@NonNull
@Override
public Camera bindToLifecycle(@NonNull LifecycleOwner lifecycleOwner,
@NonNull CameraSelector cameraSelector, @NonNull UseCaseGroup useCaseGroup) {
return mProcessCameraProvider.bindToLifecycle(lifecycleOwner, cameraSelector, useCaseGroup);
}
@NonNull
@Override
public ListenableFuture<Void> shutdown() {
return mProcessCameraProvider.shutdown();
}
}