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Tag: jpeg

How to convert PNG to JPEG losslessly?

I’ve converted PNG to JPEG with both java and python PIL. Python code : For converting the Java code I used: below code shows me the exact value of each pixel: When I convert JPEG to PNG with both Python and JAVA the pixel values are exactly the same. But when its the other way around it seems like there

How can I get a frame sample (jpeg) from a video (mov)

I want to get a frame sample (jpeg) from a video file (mov) with java. Is there an easy way to do this. When I search in google all I can find is to make mov from multiple jpgs. I dont know maybe I cannot find the right keywords. Answer Xuggler does the job. They even give a sample code

How do I get “Goodbye Window” to show up in Java?

I have a Java network application and this is what I want to do: After user logs out, his interface window closes. Now, I want for another window to show up that will say something like: “Thank you for using our application”. This final window should be borderless and without any available option, more like a plain picture (jpeg? why

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