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Questions tagged [image-manipulation]

Image manipulation is the term used to describe various operations applied to images such as resizing, removing noise, or alteration of colour depth.

Image manipulation is the term used to describe various operations applied to images such as resizing, removing noise, alteration of colour depth. These operations are usually performed to improve the quality of the image (such as the removal of noise) or to alter it so that the image file is better suited to its intended usage(such as resizing to meet display constraints on a mobile device).

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Creating mosaic/tiled image effect with jquery

Is there a way to create the effect shown here on msi.com main image? Though done in flash, I'd prefer doing it with jquery. I've also tried with 'mosaic generators', but haven't been able to replicate the effect well, but use of a generator with…
aaron b11
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Image processing

I'd like to use some tools for image processing. One of the requirments is ability to manipulate the image and change it by touch as it appen in the "Plastic Surgery" game by "Kaeria". How it can be done? where can i find a lib that do…
eyal
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Strange behaviour after using the ScaleTransform on WP7

I have two Image controls on each other and I set the alpha channel of some pixels to zero, from the upper one(this is the colorful). But after I "zoom" (width the ScaleTransform), a "border" will be visible around the pixels that have set. Here is…
laszlokiss88
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Is it possible to manipulate real photos with SVG? Resize, create thumbnails

I'm looking for something like GD Library but for JavaScript. I read about SVG. SVG images can be searched, indexed, scripted, and compressed SVG graphics do NOT lose any quality if they are zoomed or resized SVG images are scalable But only…
Green
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iOS: How to find the degree of face in face recognition?

I can do face recognition using the apple's app squareCam. Every thing is working fine, but now I want to recognize face with tilted position, means when the face is tilted for say 30 to 35 degree, I want to recognize them and according to the…
The iOSDev
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Image Manipulation-Outline

Given below is the code that I am using to find the difference between 2 images. #include "cv.h" #include "highgui.h" #include #include int main() { char a,b; cv::Mat frame; cv::Mat frame2; VideoCapture…
praxmon
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Converting HTML pages into images via PHP?

I'm looking for a way to auto generate images (.png, .jpg, or .gif) from the output of a PHP string. Ideally I'm looking for something that takes a string of HTML + CSS, or a URL, takes the output of that page with all the HTML / CSS formatting, and…
Ali
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OpenCV Image Manipulation

I am trying to find out the difference in 2 images. Scenario: Suppose that i have 2 images, one of a background and the other of a person in front of the background, I want to subtract the two images in such a way that I get the position of the…
praxmon
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Warning: imageftbbox() [function.imageftbbox] - what is this error

I got this error on my image generation script : Warning: imageftbbox() [function.imageftbbox]: Problem loading glyph: I think because of this I can't generate images from text properly - how do I fix this!
Ali
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Php Imageresize Performance

I'm working on an image resize script for php, and had a few questions.. Currently I'm pulling an external URL as the image, and don't really want to store the new image that is going to be re-sized on my server. Here is what I'm trying to do: Have…
Petrogad
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How to stretch an image horizontally or vertically using OpenCV

I need to fit two video streams on to each other. I need to manipulate one of them so that they fit inside designated four corners of the other video stream. The corners will likely form a trapezoid. Are there OpenCV functions that will allow me to…
YahooMania
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android layout - scale image to fit custom view

I was wandering if anyone could help me with a little image scaling problem that I have while creating custom view (customized button)? So, I created a custom view class with custom constructor and few methods: public class GamesButton extends…
ZeZe
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What is a good way for me to build a scalable application that does a lot of image processing?

I am building an application that deals with a lot of images and we need to process every image to apply various transformations such as scaling/resizing, filters, etc. How should I build that in such a way that it can scale as we grow and I won't…
Jeff Laronge
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What are some libraries that do some of the follow image manipulation?

I'm looking for some jQuery libraries or just JavaScript libraries that allows the user to move the images around and possibly have different layers, crop, and draggable resizing an image. I haven't quite found the library that does it all. Any…
Strawberry
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Intermittent Re-sizing Image Issue

I'm uploading images via stream_copy_to_stream() and then re-sizing them using the class and method below. This is my resize class: http://pastebin.com/wtbcbfzv I'm using it like so. $resizeObj = new resize('image.jpg'); $resizeObj ->…
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