Is it possible to merge pictures using javascript?  For example, if you have 2 rectangle .jpg or .png images files of the same size, is it possible that you can align it side by side and produce a merged copy of the two in a new .jpg or .png image fi...
How do you convert a color image to black/white using only Javascript?  AND, also make it cross compatible in most browsers because I hear Internet Explorer has a "filter" mechanism but no other browsers support it....
So, i'm trying to implement hough transform, this version is 1-dimensional (its for all dims reduced to 1 dim optimization) version based on the minor properties. Enclosed is my code, with a sample image... input and output.   Obvious question is...
I'm trying to apply CamanJS filter to a canvas created with KineticJS. It works:  Caman("#creator canvas", function() {     this.lomo().render(); });   After applying a CamanJS filter I'm trying to do sth with canvas (eg. drag and mov...
I have converted a JavaScript spritesheet to a 2D integer array, and now I'm trying to split a 2D array of integers into multiple 2D arrays, using 1 as the "separator" number.   Is there any way to separate a 2D JavaScript array like the...
I intend to create a simple photo editor in JS. My main question is, is it possible to create filters that render in real-time? For example, adjusting brightness and saturation. All I need is a 2D image where I can apply filters using the GPU.  All t...
I have been trying to convert the 360 degree camera, single fish eye image, to equirectangular viewer in node js for the past two days. In stackoverflow, the same question is asked and answered in pseudo code. I have been trying to convert pseudo cod...
So I have the following code:  var element = document.getElementById("myCanvas"); var width = element.width;                                    var height = element.height;   var context = element.getContext("2d");...
I'm have a web page where I have a div within which there is a somewhat complex DOM tree. It displays fine across most browsers(IE 6-8, FF 2.x-3.5.x, Chrome, Safari) but when I try to print the page I'm having some cross-browser problems, som...
I'm developing HTML5 apps.  When user uploads image from their mobile, the size was too large.  I want to compress the image as PNG like the pngcrush way.  Is there any good way to choice on the frontend (like a javascript library)?  Or is it pos...

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