JavaScript视频音频的相关内容

阿里云文档 2024-10-14

用Node.js SDK对视频进行截图

视频截图是指对视频截取指定时间、指定尺寸的图片，用于生产视频封面、雪碧图、播放器进度条缩略图等场景，截图作业支持指定时间点、时间间隔、截图数量、类型以及是否拼图等。您可以通过媒体处理控制台、API或SDK提交截图作业。本文提供了Node.js SDK V2.0设置截图的完整代码示例。

阿里云文档 2024-10-14

用Node.js SDK对视频进行转码的操作步骤及代码示例

转码是将音视频文件转换成另一个或多个音视频文件，以适应不同网络带宽、不同终端设备和不同的用户需求。当控制台创建的转码任务和工作流均无法满足您的使用场景时，可以按需调用SubmitJobs接口进行转码。本文提供了Node.js SDK V2.0转码的操作步骤及完整的代码示例。

文章 2024-06-27 来自：开发者社区

技术经验分享：canvas+howler.js解决同页面视频、音频同时播放问题

一直感觉canvas很神奇很有趣，趁最近项目少，拿前端之前做的一个静态项目试了下水深，个中的经验和体会记录如下。1一、横竖屏转换1、canvas样式#canvas { width: 100%; height: 100%; top: 0; left: 0; display: block;}把canvas缩放定位到屏幕内...

文章 2022-02-17 来自：开发者社区

js控制网页中的视频和音频

网页中的视频和音频是两个很相像的标签元素，使用js对他们的控制和处理也是非常得相似。使用js控制这两个标签元素，几乎可以使用同样的函数和事件，但是为了清晰，下面还是给出了两者的详细方法如此，也方便查阅学习。一、使用js控制网页中的音频 1.在页面中引入<audio>标签如果对<audio>标签不熟悉的话，点击进行 W3school网站进行学习。 <a...

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更新时间 2024-06-28 13:05:09

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