thumbnails

问题 i am using php tp upload images.... i was wondering how to create thumbnails of images ? how to customize their dimensions & proportions ? 回答1: I've been using a class I found when I needed to do the same thing and so far, with few modifications it works great. Here you go: SimpleImage Class <?php include('SimpleImage.php'); $image = new SimpleImage(); $image->load('picture.jpg'); $image->resize(250,400); $image->save('picture2.jpg'); // and a lot more examples at the class website. ?> If

问题 I have just implemented an extension in opencart which allows me to click on a thumbnail to change the main image, the only problem is, is just changes the image which no animation or transition effect at all, I would to make it so that the images slide in, is there anyway to add to the code I already have so that I can do that? Here is the code for the mod: <file name="catalog/controller/product/product.php"> <operation> <search position="after"><![CDATA['popup' => $this->model_tool_image-

问题 I'm currently creating thumbnails by using the ThumbnailUtils.createVideoThumbnail() method; which returns a bitmap. However, I want to store that thumbnail in a database so I can access it later and I don't have to keep recreating the thumbnails. My questions is how should I store this thumbnail in the database? Do thumbnails have filepaths? Or should I create the thumbnails and just retrieve them using the Mediastore every time I need to use it? If so how would I go about saving/storing the

问题 Desktop site's HTML code has a link of "apple-touch-icon" thumbnail image in header, whereas mobile's one hasn't. I just need to fetch this html and parse. So, how to request desktop site (maybe via URLRequest, URLSession or something else)? p.s. I found, that I have to change User-Agent string value, but again, I didn't find, how to do this in Swift. 回答1: Depends on server logic, but in most cases it's enough to set up userAgent Header in you request: let url = URL(string:"https://google.com

问题 I'm trying to take snapshot of video and than save as thumbnail. I have found this question and have done as it's there. But i get this exception: WIN32Exception was unhandled by User-Code - The system cannot find the file specified what have I done wrong? my code is here: FFMPEG f = new FFMPEG(); f.GetThumbnail(Server.MapPath("~/Uploads/" + unique), Server.MapPath("~/Thumbnails/" + unique.Remove(unique.IndexOf(".")) + ".jpg"), "1200x223"); and there's my folder structure. 回答1: You have wrong

问题 I am using owl carosual2 slider with thumbnail. If any user clicks on the thumbnail then the slider will slide. Now my issue is, I am not able to use more than one slider on my single page properly. I mean if I click on the first slider thumbnail then it automatically slides the second slider thumbnail. I found thumbnail code from here http://jsfiddle.net/moyarich/mmtLcz6u/13/ var sync1 = $(".slider"); var sync2 = $(".navigation-thumbs"); var thumbnailItemClass = '.owl-item'; var slides =

问题 I am the admin of wordpress blog and i cannot publish the posts in Facebook with thumbnails. This problem only appear with the posts, so I can link homepage and static pages. When I use the Facebook Open Graph Debugger in homepage or static pages i get correct data and Facebook can read all og tags, but when i use it with any post I get that: "Could not retrieve data from URL" "Curl Error : OPERATION_TIMEOUTED Operation timed out after 10000 milliseconds with 0 out of -1 bytes received" Here

问题 I'm writing a program that take a generated data set via Google API and displays it in PHP. This is perfectly fine and has been achieved, however I wish to add thumbnails to the code which displays different charts of the same dataset (in thumbnail form). I am using the Google API to generate the data and display it, but I'm not sure how I would get it to change the visualisation type (currently using Pie as the main chart) so the user is able to view the different visualisations for that

问题 I'm retrieving Video thumbnails and displaying it in recycledview's imageview, problem that I'm facing with was Image's getting misplaced and disappeared while Scrolling Up/Down. When I'm using runnable class Recyclarview gets freezes. private static Bitmap retrieveVideoFrameFromVideo(String videoPath) { Bitmap bitmap = null; MediaMetadataRetriever mediaMetadataRetriever = null; try { mediaMetadataRetriever = new MediaMetadataRetriever(); if (Build.VERSION.SDK_INT >= 14) {

问题 I want to create a thumbnail from a video in a servlet or any other server side Java-Method. The video-file is uploaded on a Server and after the upload the thumbnail shall be created. My Problem there while is not to create thumbnails, but to create only one or a certain amount of thumbnails. My Code so far: public class Test { public static void main(String[] args) throws IOException, InterruptedException, IM4JavaException { createThumbnail(new File("00-50-C2-1D-7F-85_005.avi"), 512); }