Camera2Config.java
/*
* Copyright (C) 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.camera2;
import android.content.Context;
import androidx.annotation.NonNull;
import androidx.camera.camera2.impl.Camera2CameraFactory;
import androidx.camera.camera2.impl.Camera2DeviceSurfaceManager;
import androidx.camera.camera2.impl.ImageAnalysisConfigProvider;
import androidx.camera.camera2.impl.ImageCaptureConfigProvider;
import androidx.camera.camera2.impl.PreviewConfigProvider;
import androidx.camera.camera2.impl.VideoCaptureConfigProvider;
import androidx.camera.core.CameraDeviceSurfaceManager;
import androidx.camera.core.CameraFactory;
import androidx.camera.core.CameraXConfig;
import androidx.camera.core.ExtendableUseCaseConfigFactory;
import androidx.camera.core.ImageAnalysisConfig;
import androidx.camera.core.ImageCaptureConfig;
import androidx.camera.core.PreviewConfig;
import androidx.camera.core.VideoCaptureConfig;
import androidx.core.util.Preconditions;
/**
* Convenience class for generating a pre-populated Camera2 {@link CameraXConfig}.
*/
public final class Camera2Config {
private Camera2Config() {
}
/**
* Creates a {@link CameraXConfig} containing the default Camera2 implementation for CameraX.
*/
@NonNull
public static CameraXConfig defaultConfig(@NonNull Context context) {
Preconditions.checkNotNull(context);
// Create the camera factory for creating Camera2 camera objects
CameraFactory cameraFactory = new Camera2CameraFactory(context);
// Create the DeviceSurfaceManager for Camera2
CameraDeviceSurfaceManager surfaceManager = new Camera2DeviceSurfaceManager(context);
// Create default configuration factory
ExtendableUseCaseConfigFactory configFactory = new ExtendableUseCaseConfigFactory();
configFactory.installDefaultProvider(
ImageAnalysisConfig.class, new ImageAnalysisConfigProvider(cameraFactory, context));
configFactory.installDefaultProvider(
ImageCaptureConfig.class, new ImageCaptureConfigProvider(cameraFactory, context));
configFactory.installDefaultProvider(
VideoCaptureConfig.class, new VideoCaptureConfigProvider(cameraFactory, context));
configFactory.installDefaultProvider(
PreviewConfig.class, new PreviewConfigProvider(cameraFactory, context));
CameraXConfig.Builder appConfigBuilder =
new CameraXConfig.Builder()
.setCameraFactory(cameraFactory)
.setDeviceSurfaceManager(surfaceManager)
.setUseCaseConfigFactory(configFactory);
return appConfigBuilder.build();
}
}