}
} catch (IOException ex) {
Logger.getLogger(ConvertImage.class.getName()).log(Level.SEVERE, null, ex);
}
byte[] bytes = bos.toByteArray();
//bytes is the ByteArray we need
/*
* The second part shows how to convert byte array back to an image file
*/
//Before is how to change ByteArray back to Image
ByteArrayInputStream bis = new ByteArrayInputStream(bytes);
Iterator<?> readers = ImageIO.getImageReadersByFormatName("jpg");
//ImageIO is a class containing static convenience methods for locating ImageReaders
//and ImageWriters, and performing simple encoding and decoding.
ImageReader reader = (ImageReader) readers.next();
Object source = bis; // File or InputStream, it seems file is OK
ImageInputStream iis = ImageIO.createImageInputStream(source);
//Returns an ImageInputStream that will take its input from the given Object
reader.setInput(iis, true);
ImageReadParam param = reader.getDefaultReadParam();
Image image = reader.read(0, param);
//got an image file
def convertByteArrayToBufferedImage(self, imageBytes):
imageReader = ImageIO.getImageReadersByFormatName("png").next()
inputStream = MemoryCacheImageInputStream(ByteArrayInputStream(imageBytes[0]))
imageReader.setInput(inputStream)
return imageReader.read(0)
