在 Java 中使用 FFmpeg 实现视频加文字 / 图片水印功能可以通过以下步骤实现：一、准备工作安装 FFmpeg：确保你的系统中安装了 FFmpeg。可以从 FFmpeg 官网下载并安装。添加 FFmpeg 依赖：在 Java 项目中，你可能需要添加对 FFmpeg 的依赖。可以使用一些 Java 库来调用 FFmpeg 命...

文章 2023-04-15 来自：开发者社区

Java：SpringBoot整合hutool-captcha实现图片验证码功能

文档https://hutool.cn/docs/#/captcha/概述SpringBoot 验证码原理：服务端生成验证码和验证码图片，验证码保存到服务端，验证码图片通过二进制流返回给客户端显示，客户提交验证结果到服务端比对依赖<dependency> <groupId>cn.hutool</groupId> <artifactId>...

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