io.rong.imkit.picture.widget.longimage

Class SkiaImageDecoder

java.lang.Object

io.rong.imkit.picture.widget.longimage.SkiaImageDecoder

All Implemented Interfaces:

ImageDecoder

public class SkiaImageDecoder
extends java.lang.Object
implements ImageDecoder

Default implementation of com.davemorrissey.labs.subscaleview.decoder.ImageDecoder using Android's BitmapFactory, based on the Skia library. This works well in most circumstances and has reasonable performance, however it has some problems with grayscale, indexed and CMYK images.

Constructor Summary

Constructors

Constructor and Description
SkiaImageDecoder()

Method Summary

Modifier and Type	Method and Description
android.graphics.Bitmap	decode(android.content.Context context, android.net.Uri uri) Decode an image.

Methods inherited from class java.lang.Object

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

Constructor Detail

SkiaImageDecoder

public SkiaImageDecoder()

Method Detail

decode

public android.graphics.Bitmap decode(android.content.Context context,
                                      android.net.Uri uri)
                               throws java.lang.Exception

Description copied from interface: ImageDecoder

Decode an image. When possible, initial setup work once in this method. This method must return the dimensions of the image. The URI can be in one of the following formats: File: file:///scard/picture.jpg Asset: file:///android_asset/picture.png Resource: android.resource://com.example.app/drawable/picture

Specified by:

decode in interface ImageDecoder

Parameters:

context - Application context. A reference may be held, but must be cleared on recycle.

uri - URI of the image.

Returns:

Dimensions of the image.

Throws:

java.lang.Exception - if initialisation fails.