ImageCaptureCapabilities.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.core;
import androidx.annotation.NonNull;
import java.util.Set;
/**
* ImageCaptureCapabilities is used to query {@link ImageCapture} use case capabilities on the
* device.
*/
public interface ImageCaptureCapabilities {
/**
* Returns if the takePicture() call in {@link ImageCapture} is capable of outputting
* postview images.
*
* <p>A postview image is a low-quality image that's produced earlier during image capture
* than the final high-quality image, and can be used as a thumbnail or placeholder until the
* final image is ready.
*
* If supported, apps can enable the postview using
* {@link ImageCapture.Builder#setPostviewEnabled(boolean)}.
*/
boolean isPostviewSupported();
/**
* Returns if the takePicture() call in {@link ImageCapture} is capable of notifying the
* {@link ImageCapture.OnImageSavedCallback#onCaptureProcessProgressed(int)} or
* {@link ImageCapture.OnImageCapturedCallback#onCaptureProcessProgressed(int)} callback to
* the apps.
*/
boolean isCaptureProcessProgressSupported();
/**
* Gets the supported {@link ImageCapture.OutputFormat} set.
*
* <p>The set returned will always contain {@link ImageCapture.OutputFormat#OUTPUT_FORMAT_JPEG}
* format, support for other formats will vary by camera.
*
* @return a set of supported output formats.
*
* @see ImageCapture.Builder#setOutputFormat(int)
*/
@ExperimentalImageCaptureOutputFormat
@NonNull
Set<@ImageCapture.OutputFormat Integer> getSupportedOutputFormats();
}