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Image processing of Satellite Images

Is it possible to analysis the satellite images for finding the possibility of rainfall ares, moisture landscapes such as water bodies, forest areas, wasteland, etc by using computer languages such as C, C++, Java? Which is the best among these? Is It Complicated? Is there be any other option to do this project using advanced C, C++, J...

PHP: grayscale jpgs, gifs, pngs... also with alpha channels?

Hey guys, $im = ImageCreateFromString(file_get_contents($source_file)); ImageFilter($im, IMG_FILTER_GRAYSCALE); any idea what i could do, to properly grayscale gifs and pngs with transperancy? This snippet actually works good, it transforms jpgs and pngs to grayscale. However gifs are a little bit "buggy" - they don't always work, it...

C# System.Drawing.Bitmap <-- how to check if image is valid before adding it to picturebox!

How do I do that in C#? :) Thx! ...

Caching images in Flash and Vary: cookie

Background I am working on a web application built on Django. I use the auth context_processor, which causes a Vary: Cookie header on each response (See http://code.djangoproject.com/ticket/6552) I return images through a Django view to check user permissions, etc. These images should be cached on the browser for an hour. The images...

Change Multiple Image Sources Javascript

I am creating a simple image gallery, and I would like to create multiple sets of images. On the click of a link all of the images in the link's given set will change. here is my current code: <ul> <li><img src="image01.jpg" width="500" height="450"></li> <li><img src="image02.jpg" width="200" height="450"></li> <li><img src="ima...

Reprojecting polar to cartesian grid

I have a polar (r,theta) grid (which means that each cell is an annulus section) containing values of some physical quantity (e.g. temperature), and I would like to re-grid (or re-project) these values onto a cartesian grid. Are there any Python packages that can do this? I am not interested in converting the coordinates of the centers ...

SSRS Broken Embedded Image

I have a SQL Server Reporting Services report with an embedded image in the header. It works fine in preview mode and if I inspect the RDL file, it has the encoded image stream in there. However, when I deploy the report to the server and view the report in the Report Manager, the image shows with a broken X icon. Has anyone experience...

Magento: Adminhtml form “Image” Field

Hi, I have set an input field of type “Image” in an admin form using the code below: <?php // Tab Form // File: app/code/local/MyCompany/Mymodule/Block/Adminhtml/Items/Edit/Tab/Form.php class MyCompany_Mymodule_Block_Adminhtml_Items_Edit_Tab_Form extends Mage_Adminhtml_Block_Widget_Form { protected function _prepareForm() { ...

How to put a fullscreen image as a background using Flash

Hey guys! I wonder how you can put a fullsize background image to a website using Flash, similar to how www.zugspitze.de does. I can copy the HTML code but what does the flash document looks like? Thanks for your help. :-) ...

How can I add an image to a php-created MS Word document?

Here is my code, greatly truncated. <?php session_start(); header("Content-Type: application/msword"); header('Content-Disposition: attachment; filename="Contrat d\'étude.doc"'); ?> <head> <meta http-equiv="Content-Type" content="text/html; charset=iso-8859-1" /> </head> <body> <p align="right"...

Good metadata image dump utilities?

I'm looking for the best tool out there to extract any and all metadata embedded within the most populat image file formats (JPEG and PNG specifically). whatever's in there, I'd like to know about it (XMP, Exif, IPTC, IIM, etc.). Ideally I'm looking for an all-in-one solution that I can run from a command line, but I'm interested to hear...

how to add a picture onto the interface..?

I want to display a picture that is of jpeg type onto my interface. I want that picture to be displayed when my program is being executed. I'm doing this: private void frmMain_Load(object sender, EventArgs e) { LoadRecords(); Image.FromFile("@ C:\Users\cAndyb0eMeh\Documents\Downloads\images.jpeg"); } But this doesn...

Silverlight Save image to IsolatedStorage

Is the following the correct way to save an image to isolated storage? public void imageToStore(Image imageIn) { IsolatedStorageFile iso = IsolatedStorageFile.GetUserStoreForApplication(); IsolatedStorageFileStream s = new IsolatedStorageFileStream(imageIn.Name, FileMode.Create, iso); using (StreamWriter wri...

Open database of image labels

Hi, I'm working on a program which needs a large amount of images, with keywords describing the images and the things they contain. Now, I know that Google Image Labeler exists to help Google create such a database, to help boost their image search. I'm wondering if there is any such database that I can use, either Google's or someone ...

Set image expire date in asp.net

Using asp.net in visual studios and IIS7 when i get a host. I have a folder full of icons that will rarely change and is used on every page. Is there a way i can set a certain directory to expire something like once every 2 or so hours so i can decrease the amount of incoming request to the server? ...

Very Simple Image Gallery

Does anybody have any suggestions as to where I could get a really simple gallery (projected below) that uses the basic html framework of the following snippet? A previous-next gallery <ul> <li><img src="image01.jpg" width="500" height="450"></li> <li><img src="image02.jpg" width="200" height="450"></li> <li><img src="image03.jpg"...

Open an image in Android's built-in Gallery app programmatically

Hi all, I am trying to open an image / picture in the Gallery built-in app from inside my application. I have a URI of the picture (the picture is located on the SD card). Do you have any suggestions? Thank you in advance. ...

Image, saved to sdcard, doesn't appear in Android's Gallery app

I save an image to the sdcard and it doesn't appear in the Gallery application until I pull off the sdcard and return it back. Do you have any idea why is it so? Seems like the Gallery application has some cache that isn't updated on file save... Actually, I also want to open the just-saved image in Gallery application and have no suc...

jQuery to toggle content, having problems changing image on toggle

Im trying to implement a jQuery toogle div. When you click the image (image of a down arrow) the content will slide down. Now when this happens the image is SUPPOSED to now show an arrow pointing up (but it just goes blank), clicking the up image should slide the content back up and out of view. $("img.toggle1").toggle(function(e){ ...

Open source alternative to MagicZoom or Magneto ProZoom?

I'm trying to build a very simple site with that has a products section. I'd like to display a few views for each product, and the tools I've found so far are http://www.magictoolbox.com/ and Magneto, but both cost a bit. I'm not opposed to paying, if these are the best, but given how many lightbox clones there are, I can't believe there...