JavaCV FFmpegFrameGrabber preload audio
I found the solution in my particular code example. ShortBuffer.duplicate() doesn't do a deep copy so it was causing issues. Instead I had to create a new ShortBuffer and copy over the contents.
onerror event not being detected during image preloading?
javascript,jquery,ajax,image,preload
onerror is asynchronous. It happens sometime in the future. You are testing the valid variable long before onerror or onload has even run. If you only want to push good images into the array, then you should just push them into the array in the onload handler like this: for(i...
Preload Animated GIFs
jquery,image,resources,background-image,preload
It seems that a Google Chrome plugin (Cache Killer) was causing the problem and not the code.
Check if image exists before loading
javascript,jquery,image,preload,image-preloader
The problem it does not work is getThumbnail() method will not behave as you want. The .onload is an async call and for this case, getThumbnail(value) will always have undefined returned result; To accomplish what you want, you can do something like: <img src="/image/..." onerror="javascript:this.src='images/default.jpg'"/> ...
Preloading data from network in UITableView
Try the following method, It will get to know the display cell - (void)tableView:(UITableView *)tableView willDisplayCell:(UITableViewCell *)cell forRowAtIndexPath:(NSIndexPath *)indexPath { // Webservice Call for next 10 display data } Discussion A table view sends this message to its delegate just before it uses cell to draw a row, thereby permitting...
Lag using runAction with a SKLabelNode on swift
ios,swift,sprite-kit,lag,preload
You need to set the font of your label with a fix font at start. Like that: let yourFont = UIFont(name: "yourfontName", size: 17) var myLabel = SKLabelNode(fontNamed: yourFont?.fontName) Otherwise, your font gets loaded at the first usage and not on app-start....
how to preload a large array to cache in parallel?
c,multithreading,caching,intel,preload
It could be possible in some conditions - check if your CPU supports "DCA" (Direct Cache Access), and if you can activate this feature. This might be useful: https://www.myricom.com/software/myri10ge/790-how-do-i-enable-intel-direct-cache-access-dca-with-the-linux-myri10ge-driver.html I don't think you really need this though, going over the entire array sequentially should be very efficient as it would...
Don´t preload images in XML (google maps API v3)
xml,image,google-maps-api-3,marker,preload
You don't have to care about these images. Before you click the markers it's simply a string, no images will be loaded. Only when you click on the marker this string will be used to create a <img/>-node inside the infoWindow(what will force the download)...
How to load a large amount of images through jQuery ImagesLoaded
jquery,image,loading,preload,imagesloaded
Okay first in your CSS you define #wpbp-pattern-select .is-loading img but in your JS you try to remove the class from the image itself: function onProgress( imgLoad, image ) { var $item = $container.find('img'); $item.removeClass('is-loading'); } is this by design? however, try the following js: $(document).ready(function(){ var $container = $('#wpbp-pattern-select');...
Start Gif on Mouseover and then Pause Gif at it's end, and have info pop up after?
Okay, your html looks like this: <img id="img1" src="image1.jpg" /> It shows the phone. Your JS looks like this: var img = document.getElementById("img1"); img.addEventListener("mouseenter", function( event ) { //replace the imagesource with the second image }, false); https://developer.mozilla.org/en-US/docs/Web/Events/mouseover https://developer.mozilla.org/en-US/docs/Web/API/EventTarget/addEventListener...
Preload images that will be drawn on fabric.js canvas
javascript,jquery,fabricjs,preload
Step#1: Preload all your images before the app begins: How do image preloaders work? Step#2: when needed, change the image that FabricJS is using for the img object. // given you have preloaded images into the imgs[] array // load img[1] into the fabricJS img object img.setElement( imgs[1]; ); canvas.renderAll();...
pace.js: “start” event not triggered?
javascript,jquery,javascript-events,preload,pace.js
Call Pace.start(), right after event bindings. You then will be able to get the start event.
Is it possible to preload an entire HTML5 video source before playing?
javascript,jquery,html5,video,preload
If you have the source, you can pre-download the data to a blob in javascript and play when ready. The following should work if the video is on your server. If not, you'll run into CORS issues. var video = document.getElementById("Your video element id") var url = "Some video url"...
Preload images using css
I suppose that method would work, as long as the image isn't dynamically generated. The only issue with preloading using just CSS seems to be that the images download WITH the page, not after it. You can trigger the JavaScript event after the pageload is over. Further reading: http://perishablepress.com/3-ways-preload-images-css-javascript-ajax/...
Efficient method to preload larger images
javascript,jquery,css,image,preload
For something like this you really want to prioritize which images load based on user behavior. If it's a slider you have a pretty good idea which images(s) will be needed first. If you create a loop and add src attributes to all the image objects at once, the browser...
Preload image for seamless background image change in JavaScript
You're not actually passing a callback function: NewImage.onload = ImageLoadComplete(); You're passing in the result of calling ImageLoadComplete(), which means you call your callback immediately. Don't call the function and your code should work as expected (most of the time): NewImage.onload = ImageLoadComplete; One issue that you'll encounter is that...