VideoStabilizationUtil.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.camera2.internal;
import android.hardware.camera2.CameraCharacteristics;
import android.hardware.camera2.CaptureRequest;
import android.os.Build;
import androidx.annotation.NonNull;
import androidx.annotation.RequiresApi;
import androidx.camera.camera2.internal.compat.CameraCharacteristicsCompat;
/**
* A class that contains utility methods for video stabilization.
*/
@RequiresApi(21) // TODO(b/200306659): Remove and replace with annotation on package-info.java
public final class VideoStabilizationUtil {
private VideoStabilizationUtil() {
}
/**
* Return true if the given camera characteristics support preview stabilization.
*/
public static boolean isPreviewStabilizationSupported(
@NonNull CameraCharacteristicsCompat characteristicsCompat) {
if (Build.VERSION.SDK_INT < 33) {
return false;
}
int[] availableVideoStabilizationModes = characteristicsCompat.get(
CameraCharacteristics.CONTROL_AVAILABLE_VIDEO_STABILIZATION_MODES);
if (availableVideoStabilizationModes == null
|| availableVideoStabilizationModes.length == 0) {
return false;
}
for (int mode : availableVideoStabilizationModes) {
if (mode == CaptureRequest.CONTROL_VIDEO_STABILIZATION_MODE_PREVIEW_STABILIZATION) {
return true;
}
}
return false;
}
}