Java - resize image without losing quality

Question

I have 10,000 photos that need to be resized so I have a Java program to do that. Unfortunately, the quality of the image is poorly lost and I don\'t have access to the unco

Answer 1

We should not forget a TwelveMonkeys Library

It contains a really impressive filter collection.

Usage example:

BufferedImage input = ...; // Image to resample
int width, height = ...; // new width/height

BufferedImageOp resampler = new ResampleOp(width, height, ResampleOp.FILTER_LANCZOS);
BufferedImage output = resampler.filter(input, null);