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From: Cecil Westerhof <Cecil@decebal.nl>
Newsgroups: comp.lang.java.programmer
Subject: Re: What do you think of my CropImage class
Date: Thu, 21 Jul 2016 12:05:22 +0200
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On Wednesday 20 Jul 2016 19:02 CEST, Knute Johnson wrote:

> On 7/20/2016 00:15, Cecil Westerhof wrote:
>> - The original photo can be rotated. How can I find this out and
>> make the cropped image also rotated?
>
> That's in the image meta data (I have no clue how to find it)

Yes, it is in the image data. I could find it with Image Magick, but I
like this to be pure Java.


>> - How can I add comment to an image?
>
> You want to draw on the image or add meta data?

Add meta data (EXIF).


>> - After saving the cropped image I want to display it also. What
>> would be the best way to do this?
>
> In another window maybe

Already done. Was easier as I thought. ;-)


> Here's a crop component that I wrote years ago, I don't think I ever
> used it for anything but I can't remember.


> subImage = CropComponent.this.bi.getSubimage(x,y,w+1,h+1);

That is a lot better as what I did. I should implement it.


> Runnable r = new Runnable() {
> public void run() {
> try {
> ImageIO.write(subImage,"JPEG",new
> File("crop.jpg"));
> } catch (IOException ioe) {
> ioe.printStackTrace();
> }
> }
> };
> new Thread(r).start();

Why are you doing this in a separate thread?

-- 
Cecil Westerhof
Senior Software Engineer
LinkedIn: http://www.linkedin.com/in/cecilwesterhof