1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
|
/*
* Copyright 2007 - 2018 ETH Zuerich, CISD and SIS.
*
* 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 ch.systemsx.cisd.base.image;
import java.awt.image.BufferedImage;
import java.io.InputStream;
import java.io.OutputStream;
import ch.systemsx.cisd.base.image.IImageTransformer;
/**
* Interface for classes which can transform images in a streaming mode. The transformation depends
* only on some parameters and an image as stream of bytes.
*
* @author Bernd Rinn
*/
public interface IStreamingImageTransformer extends IImageTransformer
{
/**
* Transforms the image provided as the <var>input</var> stream.
*
* @return The transformed image.
*/
public BufferedImage transform(InputStream input);
/**
* Transforms the image provided as the <var>input</var> stream.
*
* @return The transformed image as a byte array that constitutes a PNG file.
*/
public byte[] transformToPNG(InputStream input);
/**
* Transforms the image provided as the <var>input</var> stream. Writes the transformed PNG file
* to the <var>output</var> stream.
*/
public void transformToPNGStream(InputStream input, OutputStream output);
}
|
