Re: Crop command increases file size when cropping iphone jpeg photos

Posted by Gabriel Landini on
URL: http://imagej.273.s1.nabble.com/Crop-command-increases-file-size-when-cropping-iphone-jpeg-photos-tp5010912p5010917.html

On Thursday 11 Dec 2014 15:02:18 John Oreopoulos wrote:
> My apologies, the problem is really one of opening an iphone .jpeg in
> ImageJ. The original file size of the iphone photo is listed as a 3.2 MB
> .jpeg photo (as seen in my mac finder window as well as mac preview
> application), but when I open it in ImageJ the file size goes up to
> something like 30 MB. Again, is this normal behaviour?

Yes. If the file is compressed, when you uncompress to display it regains the
original size on the image container. That is the purpose of the compression:
storing and transmitting.

Cheers
Gabriel

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