image-manipulation

Manipulating an image on App Engine

I'm trying to draw text to an image from Java in the Google App engine, but I've found no methods (since the java.awt.image.* isn't whitelisted) to do it with. I'm also trying to "layer" one image on top of another, which I can't figure out how to do. Is there any way to draw text on an image or overlay one image over another in App Eng...

Image Manipulation library/framework in AS3

Hi, Is there a good image manipulation library/framework that can be used in a Flash/Flex application? I'm looking for some distortion effects in fotoflexer.com like bulge, pinch, stretch, squish, Smooth Wrinkles? Any ideas/comments will be appreciated. ...

What is the most basic approach to implement a liquify filter like the one photoshop has , in java ?

What is the most basic approach to implement a liquify filter like the one photoshop has , in java ? ...

How do I determine if an image has been photoshopped?

Does anyone know how to tell if an image has been photoshopped? edit Specifically, I want to determine if regions or pixels in the image have been altered by photoshop. I'm not as interested in finding errors in the photoshop job (missing shadows, errors in reflections, etc) I seem to remember something like a high-pass filter that ...

Images on websites

I need some advice on the pro and cons of certain image strategies. When creating websites which are very picture heavy I it important that all the images are the best possible quality with as little impact on performance. Lets take for example a page that mimics a review of a product. You may have a normal sized product shot and multipl...

converting tiff to gif in php

Hi ! I need to convert tiff file to gif . can some one give me php or python script to do that ? ...

How to detect and convert progressive jpegs with python

I'd like to be able to detect progressive jpegs using python and convert them to non progressive. (I'm writing a tool to manage images for android and progressive jpegs seem to break it.) ...

How to pass a number of java.awt.image.BufferedImage's to Matlab

Hi, I'm writing a Java application for real-time image processing. I'd like to be able to validate the algorithms used or present data I acquire in the Java app with Matlab afterwards. In the Java app I'm using java.awt.image.BufferedImage's to process data internally. The program usually runs about 1-2 minutes and grabs data at 25Hz, 1...

Running a PIL based Python program as a web application

I have created a Python Program that converts strings into images at run time , using PIL's Image Draw module. I want to run this program interfaced with a simple web form that should display a text field to input the string and on pressing a button , it should display the string converted as an image. Would be a great deal of help if...

Image processing on Android - what libraries can I use?

I need it specifically for image distortion (filters, blurring, etc also welcomed ;) ). Do you know some libraries with appropriate license (Apache, MIT, LGPL also), that I can use? Propriety libraries with reasonable prices - open to them also. Can be in C also. thanks in advance, danail ...

Crop part of image in php and resize it

I have a source image (can be any image with and have different dimensions). I want to be able to tell php an area from the image to crop out and resize. For example: The source image is 800x800 pixels. PHP selects a 50x50 pixel region of the image with the selection area starting 80 pixels from the top edge of the source image, and 10...

Image manipulation while on touch event is inefficient !

I have two images overlayed and i copy pixels from bottom image to top image while ACTION_MOVE. My goal is to give erasing feeling to the user but sometimes it doesn't copy(erase) some parts and it gets worse if touch event is fast( dragging finger fastly). This is the code i am using for copying pixels mutable.getPixels(pixels, 0, wi...

Getting my Java program to display images through drag and drop

I am trying to get my program to display an image after it is dragged over, but I dont really have a good idea of how to do this. Example: There is an image on your desktop, photo.jpg . You would take that, drag it over into a java JFrame, and the contents of that image (the photo iteself) would display. From there I would like to be...

C# Image Edge Feathering

Hi Everyone, DISCLAIMER: This code is terrible and should not be used in production. It's testing a proof of concept. I want to create an image like below using C# the key points are the feathered edges and the transparency of the whole image. Here is my result so far As you can see the edges are feathered. My question is, does a...