jpeg decoding when data is given in array

Question

i am using LibJpeg library for decoding jpeg image ( given in form of byte array ) into rgb color map . but it come different from my sample output i want to check by java programme . how to do this in by java programme ? what is use of APPn in header ? how to decode jpeg image into rgb pixel .

Can you post some code of what you have tried till now and what is not working as per your expectations? thanks. — aldrin
– aldrin, Commented Sep 14, 2011 at 10:47
i have libjpeg library and getting image in bmp format from raw data of jpeg but sample output is taken from blackberry that is in rgb pixel . when i read pixel of my libjpeg output(output.bmp) value by rgb() in java it give me different pixel value from that of sample output taken from blackberry . is there any reason for this? — user894554
– user894554, Commented Sep 16, 2011 at 11:48

dacwe · Accepted Answer · 2011-09-16 11:55:10Z

8

Why not use ImageIO.read together with ByteArrayInputStream to read the byte array into an image then no extra library is needed (pure java solution):

BufferedImage image = ImageIO.read(new ByteArrayInputStream(bytes));

answered Sep 16, 2011 at 11:55

dacwe

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