还好有万能的 npm,直接搜索 apng 就出现了一个名为apng-js的库,它可以满足我们的需求。 apng-js 写得很简洁,其核心原理是按照 apng 的规范解析 apng 图片的数据,然后把它们绘制到 canvas 上。与此同时,它还提供了 api 让我们去控制 apng 图片的播放、暂停、复位,更能监听这些图片播放中产生的事件,使得我们拥...
davidmz/apng-canvasmaster BranchesTags Code Folders and filesLatest commit davidmz Merge pull request #25 from davidmz/dependabot/npm_and_yarn/y18n-3.2.2 41e5c58· Mar 31, 2021 History63 Commits build Update dependencies and slightly change build process Oct 12, 2019...
如果浏览器本身支持APNG,则上面的代码并不会执行,因为APNG.ifNeeded()方法判断了是否需要使用 canvas 播放APNG。 但是,有时候,就算浏览器支持 APNG,我们也希望使用 canvas 播放,例如 Safari 浏览器下,如果APNG 制作的时候设置了播放 1 次,可能会播放 2 次,此时,要想在所有浏览器下保持一致,也需要使用canvas模拟播...
npm install apng-js API parseAPNG(buf: ArrayBuffer): (APNG|Error) Default exported function. Parses APNG data, returns APNG object (see below) or Error. This function can be used in node.js environment. Object methods relies on browser features (canvas, requestAnimationFrame…) and should ...
npm install @wwzzyying/react-apng --save yarn add @wwzzyying/react-apng --save Usage Require the react-apng component and render it with JSX: importReactfrom'react';importApngComponentfrom'@wwzzyying/react-apng';//const ApngComponent = require('react-apng'); or this wayimportapic1from'...
npm install apng-js API parseAPNG(buf: ArrayBuffer): (APNG|Error) Default exported function. Parses APNG data, returns APNG object (see below) or Error. This function can be used in node.js environment. Object methods relies on browser features (canvas, requestAnimationFrame…) and should ...
npm i apng-js -S 2. 代码实现 将其分装成了一个组件,组件代码如下: <template> <canvas class="apng" ref="canvas"></canvas> </template> <script> import parseAPNG from 'apng-js' export default { props: { imgUrl: { type: String, ...
Fortunately, there is a versatile npm. When searching for apng directlyapng-js, which can meet our needs. apng-js is written very concisely, and its core principle is to parse the data of apng images according to the apng specification, and then draw them onto the canvas. At the same ti...
浏览器默认没有提供 api 让我们去操纵 apng,所以我们无法直接监听 apng 的播放事件,更无法控制它的播放动作。怎么办呢?还好有万能的 npm,直接搜索 apng 就出现了一个名为apng-js的库,它可以满足我们的需求。 apng-js 写得很简洁,其核心原理是按照 apng 的规范解析 apng 图片的数据,然后把它们绘制到 canvas 上...