Add watermark to MP4 and GIF videos online. Logo overlay, text watermark for videos. Browser-based FFmpeg processing. No upload needed.
打开 MediaWatermark Pro →Protect your video content with professional watermarks. Add text, logos, or copyright notices to MP4 videos and animated GIFs directly in your browser using FFmpeg WebAssembly. No server uploads, no file size limits. Your videos stay private on your device throughout the entire process.
所有处理在浏览器内存中使用WebAssembly和WebGPU运行。无服务器。无存储。
拖放文件夹或ZIP文件。设计一次。即时导出完整保护的ZIP。
本地TensorFlow.js检测人脸并智能定位水印。
MP4 and animated GIF files. The tool uses FFmpeg WASM for professional-grade video processing.
No. Everything runs in your browser memory. Your videos never leave your device.
You can add text, logos, and QR codes as overlays on every frame of your video.
拖放您的照片、PDF或视频。不会上传到任何服务器。
应用自定义文本、上传Logo或即时生成图库式网格图案。
点击导出。通过WebGPU在您的设备上几秒钟内完成本地处理。