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处理图片、视频和文件的实用指南与技巧。
How to Compress Video Without Ruining Quality
How to shrink video so it fits email and messenger limits — CRF and codec settings, plus tips for keeping quality.
阅读更多How to Extract Colors From an Image
How to pull exact color codes (HEX, RGB, HSL) from a photo or logo and build a palette of the colors you like.
阅读更多How to Blur Faces and Personal Info in Photos
How to safely hide faces, license plates, and addresses in photos for resale listings and social media — the difference between Gaussian blur and mosaic, and how to use each.
阅读更多How to Crop Images Online (and Pick the Right Aspect Ratio)
How to crop photos for profiles, thumbnails, and social media, plus recommended aspect ratios for each — free and right in your browser, no install.
阅读更多JPG vs PNG vs WebP: Which Image Format Should You Use?
How JPG, PNG, and WebP differ, and which to choose for photos, logos, and web images — explained simply by size, quality, and transparency.
阅读更多The Complete Guide to Reducing Image File Size
Why image size matters, how the quality slider works, when to resize, and how format choice affects size — everything you need to shrink images without ruining quality.
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