Resize Image Byte Array Java. Resize an image in a byte variable public static byte createthumbnail byte passedimage int largestside int height int width. First of all the byte type in java is an 8 bit signed two s complement integer.
Imageio write bufferimage jpg output. Read the image using the read method of the imageio class by passing the bytearrayinputstream objects to it as a parameter. Base64 getdecoder decode method converts a string to byte array.
Code works fine until i get an original image having type of type byte binary.
Create a thumbnail in byte array format from the image encoded in the passed byte array. Let s say if i do not convert it to type byte gray but only want to resize it. Its range is 128 127. This post shows two different ways to convert an image to a byte array and convert a byte array to an image.