ImageAnalysisConfigProvider.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.extensions.internal;
import android.graphics.ImageFormat;
import android.util.Pair;
import android.util.Size;
import androidx.annotation.NonNull;
import androidx.annotation.RequiresApi;
import androidx.camera.core.ImageAnalysis;
import androidx.camera.core.impl.ConfigProvider;
import androidx.camera.core.impl.ImageAnalysisConfig;
import java.util.ArrayList;
import java.util.List;
/**
* Provides extensions related configs for image analysis
*/
@RequiresApi(21) // TODO(b/200306659): Remove and replace with annotation on package-info.java
public class ImageAnalysisConfigProvider implements ConfigProvider<ImageAnalysisConfig> {
private final VendorExtender mVendorExtender;
public ImageAnalysisConfigProvider(
@NonNull VendorExtender vendorExtender) {
mVendorExtender = vendorExtender;
}
@NonNull
@Override
public ImageAnalysisConfig getConfig() {
ImageAnalysis.Builder builder = new ImageAnalysis.Builder();
Size[] sizes = mVendorExtender.getSupportedYuvAnalysisResolutions();
List<Pair<Integer, Size[]>> sizeList = new ArrayList<>();
if (sizes != null && sizes.length > 0) {
sizeList.add(new Pair<>(ImageFormat.YUV_420_888, sizes));
}
builder.setSupportedResolutions(sizeList);
return builder.getUseCaseConfig();
}
}