68 lines
2.4 KiB
Java
68 lines
2.4 KiB
Java
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/*
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* Licensed to the Apache Software Foundation (ASF) under one or more
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* contributor license agreements. See the NOTICE file distributed with
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* this work for additional information regarding copyright ownership.
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* The ASF licenses this file to You under the Apache License, Version 2.0
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* (the "License"); you may not use this file except in compliance with
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* the License. You may obtain a copy of the License at
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*
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* http://www.apache.org/licenses/LICENSE-2.0
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*
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* Unless required by applicable law or agreed to in writing, software
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* distributed under the License is distributed on an "AS IS" BASIS,
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* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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* See the License for the specific language governing permissions and
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* limitations under the License.
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*/
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/**
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* @author Rustem V. Rafikov
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* @version $Revision: 1.3 $
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*/
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package javax.imageio;
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import javax.imageio.metadata.IIOMetadata;
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import javax.imageio.ImageTypeSpecifier;
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/**
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* The ImageTranscoder interface is to be implemented by classes that perform
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* image transcoding operations, that is, take images written in one format and
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* write them in another format using read/write operations. Some image data can
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* be lost in such processes. The ImageTranscoder interface converts metadata
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* objects (IIOMetadata) of ImageReader to appropriate metadata object for
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* ImageWriter.
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*
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* @since Android 1.0
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*/
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public interface ImageTranscoder {
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/**
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* Converts the specified IIOMetadata object using the specified
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* ImageWriteParam for obtaining writer's metadata structure.
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*
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* @param inData
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* the IIOMetadata.
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* @param param
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* the ImageWriteParam.
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* @return the IIOMetadata, or null.
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*/
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IIOMetadata convertStreamMetadata(IIOMetadata inData, ImageWriteParam param);
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/**
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* Converts the specified IIOMetadata object using the specified
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* ImageWriteParam for obtaining writer's metadata structure and
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* ImageTypeSpecifier object for obtaining the layout and color information
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* of the image for this metadata.
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*
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* @param inData
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* the IIOMetadata.
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* @param imageType
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* the ImageTypeSpecifier.
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* @param param
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* the ImageWriteParam.
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* @return the IIOMetadata, or null.
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*/
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IIOMetadata convertImageMetadata(IIOMetadata inData, ImageTypeSpecifier imageType,
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ImageWriteParam param);
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}
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