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Tag: image-processing

Getting Mats from frames in a gif using OpenCV and Java

I am trying to get frames from a gif using OpenCV. I found Convert each animated GIF frame to a separate BufferedImage and used the second suggestion. I modified it slightly to return an array of Mats instead of BufferedImages. I tried two methods to get bufferedImages from the gif. Each presented different problems. With the previous thread’s suggestion The

PNGj: Row writing order

The purpose is to draw a small image inside another image at some specified area. Is there any possibility to change only specified rows and avoid rewriting of entire lines of the origin image? I …