image-manipulation

image position and clipping

hi, does anybody knows how to place an image in the webpage, but both position and clipping (maybe also resizing) are interactively done by user ?, i need it for my registration page, i've done some clipping and resizing from css and javascript, and it's not really solve the problem. If it's can be done by php, it will be perfect ! thx. ...

Wrapping image around objects in web app

I'm creating a web app in ASP.NET like this one: http://www.zazzle.com/cr/design/pt-mug I know how to do everything except wrapping an image around an object. It would be a simple task to do if I would only have to stack an image on top of the other, if they were flat, but if it is a round object, as this mug is, it's kinda tricky. My ...

Incorrect PNG Colouring (Swapped channels?)

Please can someone take a look at the following image: http://img109.imageshack.us/img109/6885/colouring.png I need to make the bottom image the same as the first. It appears the colour channels are wrong, but I'm not sure and can't correct it. Please can someone tell me how to go from the bottom image to the top image? Thanks. EDIT:...

Images and Geometry in C#

Hello! I'm developing an application which loads an image, and then i have to mark some points with the mouse, above the image. these points should be on a separate layer, ie i don't want to modify image data. What is the best way of doing this ? I was thinking of using directX, but i've seen that it is a little bit obsolete. Does GDI+...

How to save a GIF on the iPhone?

Hi, how can I save a GIF on the iPhone? The SDK includes only UIImageJPEGRepresentation and UIImagePNGRepresentation but nothing for GIFs or other image formats, is there a way to convert a UIImage to a GIF and save it? GM ...

Image manipulation in ActionScript 3.0 : realistically editing faces

I am a flash developer who has worked mostly on small ActionScript projects, in particular websites, but I am dipping my toes into image manipulation with AS3. I have a project I'm working on to develop an application which would allow a user to upload their own picture into a swf, and then, using a slider, they can alter the image to ma...

How can Multi-image TIFF files be split with PHP?

I've got a client who needs me to use PHP to split a TIFF image (which contains 2 or 3 images, sort of like an animated GIF) into its component images. Can ImageMagick or one of the other graphic libraries do this? ...

How to load dynamic image w/php gd library, w/o saving it on server or having src="script.php" ??

I would like to generate a dynamic image from a script, and then have it load to the browser without being persistent on the server. However, I cannot call this by setting the image's src="script.php", since that would require running the script that just generated the page and its data all over again, just to get the final data that ...

How can i crop image using C#

Hi All, I have a picture of document taken from camera. Now what i have to do is crop only document from that image . Please can anyone suggest me how best it can be done or first is it possible or not Edit For more information .. my next question http://stackoverflow.com/questions/1890422/how-to-get-edge-coordinates-of-a-image ...

Command line batch image cropping tool

is there any lightweight command line batch image cropping tool(Linux or Windows) which can handle a variety of the formats ? ...

Generate Image Files of Arbitrary File Size

For a network experiment I am conducting, I require image files of arbitrary size. I am lost on how to create such files. I require 5MB, 10MB and 20MB files in JPEG, PNG and PDF format. In my first attempt at generating these files it became clear that due to the compression schemes of these formats, it's not possible (or at least I ...

Smart way of resizing images in PHP

Hello guys. I was wondering if someone can help me with an image resize function written in PHP but one wich has to resize an image, but in a manner like PHPThumb does. So, if I set the width and height of the new image, the function must fit the uploaded image (and mantain aspect ratio) in the new width and height. Any help is apprecia...

C# Checking if an image exists within another image

Hi, I'm not sure where to start with this so some guidance would be good. What I need to achieve is, examine a large image (say 1280x1024) and check to see if another smaller image exists within it or not (maybe a 50x50 pixel image). I tried doing this by comparing every pixel which is really slow and I may need to do it 100+ times so ...

Ken Burns Effect on actionscript3

Hi, I want to develop a zooming effect like this gallery: http://www.monoslideshow.com/ Can anyone give me a hint? I'm not sure about the math that i have to do for getting something similar Thanks in advance ...

How to make same size image in <td>, but image diffrent size

I have many images to showing in to the <table> or <td> How to make same size image in <table> / <td>, but image diffrent size. for view My site click here : promolagi.com Thanks. ...

Performance of Image Proxy

I'm not good at putting up a question, feel free to reword/retag this to make it more understandable. Thanks. I have an image proxy page helps me handle all requests to images of product with custom manipulation values. For example: http://mysite.com/ImageProxy.aspx?id={ITEM ID}&width={WIDTH}&height={HEIGHT}&gloss={GLOSS}&reflection={R...

iPhone. I need to touch every fullscreen pixel at 30fps. Doable?

I am interested in doing some image-hacking apps. To get a better sense of expected performance can someone give me some idea of the overhead of touching each pixel at fullscreen resolution? Typical use case: The use pulls a photo out of the Photo Album, selects a visual effect and - unlike a Photoshop filter - gestural manipulation of ...

App Engine Cropping to a Specific Width and Height

I need to resize and crop an image to a specific width and height. I was able to construct a method that will create a square thumbnail, but I'm unsure on how to apply this, when the desired thumbnail is not square. def rescale(data, width, height): """Rescale the given image, optionally cropping it to make sure the result image has the...

how to blink the drawn image on a video in c#?

I have a form,contains the video control.I am drawing one image on that video.but,I want to blink that image. Any ideas,please help me. ...

how to auto resize image in sql database in a table

Hello all, I have a question, I have a database with some webshop products. I load 2 images from a url (domain.com) one is for the thumb image (product_thumb_image) and the other is a full image. (product_full_image) I use for both the same url and resize the image by having a Height="100" attribute in the image tag.I know this is not...