com.itextpdf.io.image

Class ImageTypeDetector

java.lang.Object

com.itextpdf.io.image.ImageTypeDetector

public final class ImageTypeDetector
extends Object

Helper class that detects image type by magic bytes

Method Summary

Modifier and Type	Method and Description
static ImageType	detectImageType(byte[] source) Detect image type by magic bytes given the byte array source.
static ImageType	detectImageType(InputStream stream) Detect image type by magic bytes given the input stream.
static ImageType	detectImageType(URL source) Detect image type by magic bytes given the source URL.

Methods inherited from class java.lang.Object

clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

Method Detail

detectImageType

public static ImageType detectImageType(byte[] source)

Detect image type by magic bytes given the byte array source.

Parameters:

source - image bytes

Returns:

detected image type, seeImageType. Returns ImageType.NONE if image type is unknown

detectImageType

public static ImageType detectImageType(URL source)

Detect image type by magic bytes given the source URL.

Parameters:

source - image URL

Returns:

detected image type, seeImageType. Returns ImageType.NONE if image type is unknown

detectImageType

public static ImageType detectImageType(InputStream stream)

Detect image type by magic bytes given the input stream.

Parameters:

stream - image stream

Returns:

detected image type, seeImageType. Returns ImageType.NONE if image type is unknown