ai.djl.modality.cv.translator.SimplePoseTranslatorFactory Maven / Gradle / Ivy
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/*
* Copyright 2021 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.modality.cv.translator;
import ai.djl.Model;
import ai.djl.modality.Input;
import ai.djl.modality.Output;
import ai.djl.modality.cv.Image;
import ai.djl.modality.cv.output.Joints;
import ai.djl.translate.Translator;
import ai.djl.translate.TranslatorFactory;
import ai.djl.util.Pair;
import java.io.Serializable;
import java.lang.reflect.Type;
import java.util.HashSet;
import java.util.Map;
import java.util.Set;
/** An {@link TranslatorFactory} that creates a {@link SimplePoseTranslator} instance. */
public class SimplePoseTranslatorFactory implements TranslatorFactory, Serializable {
private static final long serialVersionUID = 1L;
private static final Set> SUPPORTED_TYPES = new HashSet<>();
static {
SUPPORTED_TYPES.add(new Pair<>(Image.class, Joints.class));
SUPPORTED_TYPES.add(new Pair<>(Input.class, Output.class));
}
/** {@inheritDoc} */
@Override
public Set> getSupportedTypes() {
return SUPPORTED_TYPES;
}
/** {@inheritDoc} */
@Override
@SuppressWarnings("unchecked")
public Translator newInstance(
Class input, Class output, Model model, Map arguments) {
SimplePoseTranslator translator = SimplePoseTranslator.builder(arguments).build();
if (input == Image.class && output == Joints.class) {
return (Translator) translator;
} else if (input == Input.class && output == Output.class) {
return (Translator) new ImageServingTranslator(translator);
}
throw new IllegalArgumentException("Unsupported input/output types.");
}
}