AdaptingCaptureStage.java
/*
* 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;
import android.hardware.camera2.CaptureRequest;
import android.util.Pair;
import androidx.camera.camera2.impl.Camera2ImplConfig;
import androidx.camera.core.CaptureConfig;
import androidx.camera.core.CaptureStage;
import androidx.camera.extensions.impl.CaptureStageImpl;
/** A {@link CaptureStage} that calls a vendor provided implementation. */
final class AdaptingCaptureStage implements CaptureStage {
private final CaptureConfig mCaptureRequestConfiguration;
private final int mId;
@SuppressWarnings("unchecked")
AdaptingCaptureStage(CaptureStageImpl impl) {
mId = impl.getId();
Camera2ImplConfig.Builder camera2ConfigurationBuilder = new Camera2ImplConfig.Builder();
for (Pair<CaptureRequest.Key, Object> captureParameter : impl.getParameters()) {
camera2ConfigurationBuilder.setCaptureRequestOption(captureParameter.first,
captureParameter.second);
}
CaptureConfig.Builder captureConfigBuilder = new CaptureConfig.Builder();
captureConfigBuilder.addImplementationOptions(camera2ConfigurationBuilder.build());
captureConfigBuilder.setTag(mId);
mCaptureRequestConfiguration = captureConfigBuilder.build();
}
@Override
public int getId() {
return mId;
}
@Override
public CaptureConfig getCaptureConfig() {
return mCaptureRequestConfiguration;
}
}