How to get the url of a gmap that was designed by entering circles, polygons and rectangles, as the image, using the Drawing tools?  need to get this custom map with the design and generate an image ... to find the url I create a Static Map and make...
I am reading a picture and filtering out the colors and this is the result I get in the following images. The code is from the example folder in the opencv module.     I am trying to feed the picture back to an A.R Drone 2.0 and  have the drone follo...
here is some part of my code  xmlhttp.open("GET", theUrl, true); document.imglive.innerHTML = '<img src="data:image/jpeg,' + xmlhttp.responseText + '"/>';   that don´t seem to work. i also tried  document.imgliv...
I get jpeg frames via a socket.io connection that are base64 encoded and currently draw them on a HTML5 canvas. This overwhelms even an i7 with a 800x600/30fps 'video' in firefox.  What is the most performant way to do this? I tried both CSS,...
I'm trying to implement a lazy-loading image component with React currently.  My original solution was a very simple and basic approach. I used Image API and listened to onload event.  There is an example of React hook that was handling this func...
I use JsPDF library and I have a problem, when I use addImage format 'JPEG' my background is black. Why this format? Because when I use format "PNG" - size file PDF after saving 12 charts = 100 MB ++ . I see all question and does not...
Assuming I get binary image data from somewhere (web sockets in my case), what's the fastest way to render them in a web browser?  I came up with this approach using Canvas and Blobs.      var context = canvas.getContext('2d')     var img...
For example,  I have an image: www.domain.com/image.jpg  If someone where to go to this image, can I run javascript on this image. The extension of the file to something like .html. The file extension should be .jpg (so www.domain.com/image.jpg).  An...
What is the right way to read the JPEG comment field (not EXIF, but the COM field) from a JPEG using JavaScript, specifically using node on the command line?  I have found numerous libraries for reading EXIF data in JavaScript, but I have yet to find...
I've been working on a custom video codec for use on the web. The custom codec will be powered by javascript and the html5 Canvas element.   There are several reasons for me wanting to do this that I will list at the bottom of this question, but...

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