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🖼️

Image Watermark Tool

Add text or image watermarks to your images. Customize position, opacity, size, and style for professional watermarking.

Select Image

Select an image to add watermark...

支持格式: JPG, PNG, GIF, WebP, SVG

📖 Usage Guide
1
Step 1
Select an image file and choose watermark type.
2
Step 2
Customize watermark position, opacity, and style.
3
Step 3
Download the watermarked image.
✨ Features
✨
Add text or image watermarks with customizable positioning.
✨
Support for various watermark styles and transparency effects.
✨
Real-time preview with adjustable parameters.
✨
Professional watermarking for copyright protection.
🔬Mini Tutorial
图片水印技术This tool uses Canvas API to add watermarks to images. It supports both text and image watermarks with customizable positioning, opacity, and styling options for professional image protection.
Canvas API应用图片水印工具使用HTML5 Canvas API进行图像处理。它能够在原始图片上绘制文字水印，支持多种定位方式和样式设置，包括位置、透明度、字体大小和颜色等参数。
水印定位算法工具实现了智能的水印定位算法，支持五种常用位置：左上角、右上角、左下角、右下角和居中。算法会根据图片尺寸和水印文字长度自动计算最佳位置坐标。
应用场景图片水印工具广泛应用于版权保护、品牌宣传、内容标记等领域。它帮助用户为图片添加标识信息，防止未经授权的使用，同时保持图片的视觉效果。