Advertisement
[Google AdSense Responsive Header Unit]
PNG 转 JPG 转换器
Convert PNG images to standard JPG format locally in your browser.
Drag & Drop PNG files here
or click to browse from your device
Converting files...
关于我们 PNG 转 JPG 转换器
Our PNG 转 JPG 转换器 transforms heavy, uncompressed PNG files into compact JPEG images. JPG is the universal standard for digital photography, web publishing, email attachments, and social media sharing.
如何使用 PNG 转 JPG 转换器 逐步说明
01
Select PNG Files
Drop PNG graphics into the converter box or select them from your file picker.
02
Render Pixels
The browser renders the PNG pixels and fills transparent areas with a solid white background.
03
Encode to JPG
Click Convert to JPG to generate lightweight JPEG images.
04
Download JPGs
Download individual JPG files or save them all at once in a ZIP archive.
主要功能与技术优势
- Substantial Size Reduction: Shrink large PNG image file sizes by up to 80% for faster uploads.
- Solid Background Handling: Automatically replaces transparent PNG pixels with clean white background.
- Browser Local Processing: Your image files stay on your device with 0 bytes transmitted online.
- Batch Queue Support: Convert multiple PNG files in one click.
- Universal Format: Output JPG files work on 100% of devices, apps, and browsers.
技术规格与安全细节
| 技术规格 | 详细说明 |
|---|---|
| 工具名称 | PNG 转 JPG 转换器 |
| 支持的输入格式 | PNG |
| 输出格式 | JPG / JPEG |
| 处理引擎 | HTML5 Canvas 2D & WebAssembly |
| 隐私与安全 Status | 🔒 100% 客户端本地私密处理（零服务器上传） |
| 文件大小限制 | 无限制（取决于本地浏览器可用内存） |
| 浏览器兼容性 | Chrome, Safari, Edge, Firefox, iOS Safari, Android Chrome |