ai.djl.translate.PostProcessor Maven / Gradle / Ivy
/*
* Copyright 2019 Amazon.com, Inc. or its affiliates. All Rights Reserved.
*
* Licensed under the Apache License, Version 2.0 (the "License"). You may not use this file except in compliance
* with the License. A copy of the License is located at
*
* http://aws.amazon.com/apache2.0/
*
* or in the "license" file accompanying this file. This file 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 ai.djl.translate;
import ai.djl.ndarray.NDList;
/**
* An interface that provides post-processing functionality.
*
* @param the type of the output object expected
*/
public interface PostProcessor {
/**
* Processes the output NDList to the corresponding output object.
*
* @param ctx the toolkit used for post-processing
* @param list the output NDList after inference, usually immutable in engines like
* PyTorch. @see Issue 1774
* @return the output object of expected type
* @throws Exception if an error occurs during processing output
*/
@SuppressWarnings("PMD.SignatureDeclareThrowsException")
O processOutput(TranslatorContext ctx, NDList list) throws Exception;
}