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Javascript compress image before upload12/19/2023 ![]() ![]() PreviewImg.src = URL. If(!file) return // return if user hasn't selected any file QualityInput = document.querySelector(".quality input"),ĭownloadBtn = document.querySelector(".download-btn") Ĭonst file = e.target.files // getting first user selected file RatioInput = document.querySelector(".ratio input"), HeightInput = document.querySelector(".height input"), WidthInput = document.querySelector(".width input"), PreviewImg = uploadBox.querySelector("img"),įileInput = uploadBox.querySelector("input"), const uploadBox = document.querySelector(".upload-box"), Last, paste the following codes into your script.js file. ![]() Second, paste the following codes into your style.css file. jsįirst, paste the following codes into your index.html file. The file name must be script and its extension. The file name must be style and its extension. The file name must be index and its extension. Compressing images with Javascript has become quite simple due to the Canvas element. You can put any name of this folder and create the below-mentioned files inside this folder. To create an Image Resizer and Compressor using HTML CSS & JavaScript, follow the given steps line by line: Resize and Compress Images in JavaScript To get source codes or files of this Image Resize and Compress project, you can easily get them from the bottom of this blog post. If you want more canvas-based JavaScript projects then you can see my Image Editor, Take Screenshots, Drawing App, etc. If you do so, it’ll help you to clear your confusion while recreating this image resizer by yourself or using the codes of it in your other projects. So, I suggest you watch the video and try to understand the codes, methods, and logic of it properly. ![]()
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