图片调整大小
将图片调整为自定义尺寸。
拖放文件或点击浏览
How to Use
- 1
Upload your image by clicking the upload area or dragging and dropping a file.
- 2
Enter the target width and height, or choose a preset size. Enable the aspect ratio lock to scale proportionally.
- 3
Download the resized image in your chosen format.
Features
Aspect Ratio Lock
Lock the aspect ratio to automatically calculate the correct height when you change the width, and vice versa.
Preset Sizes
Choose from common presets like HD (1920×1080), Instagram square, and more for quick resizing.
Format Choice
Export your resized image as JPEG, PNG, or WebP to match your needs.
Browser-Based
All resizing is done locally using the Canvas API. Your images never leave your device.
FAQ
支持哪些图片格式？
JPEG、PNG、WebP及大多数常见格式。
可以保持纵横比吗？
是的，使用锁定开关自动计算。