图片工具

图片在线工具：在快速简洁的界面中完成转换、优化和日常任务。

Image UpscalerEnlarge JPG, PNG or WebP images by 2×, 3× or 4× using high-quality resampling without changing the original file.图片

JPG to PNGConvert JPG photographs and graphics to PNG while preserving image dimensions.图片

PNG to JPGConvert PNG images to JPG, flattening transparency onto a white background for broad compatibility.图片

WebP to JPGConvert WebP images to JPG for software and platforms that do not accept WebP.图片

JPG to WebPConvert JPG images to WebP for modern web delivery and potentially smaller image files.图片

Resize ImageResize an image to an exact width and optional height, with proportional height calculated automatically when omitted.图片

Compress ImageCreate a smaller JPG version of an image using a balanced compression setting for web and sharing.图片

Image MetadataRead image width, height, MIME type and file size without changing the uploaded image.图片

PNG to WebPConvert PNG images to WebP for modern web delivery while retaining transparency when supported.图片

WebP to PNGConvert WebP images to PNG for editing tools and workflows that require PNG.图片

BMP to JPGConvert BMP bitmap images to compressed JPG for smaller files and easier web sharing.图片

GIF to JPGConvert the first frame of a GIF image to a standard JPG with a white background.图片

Rotate ImageRotate a JPG, PNG or WebP image by 90°, 180° or 270° and download the corrected PNG.图片

Flip ImageMirror an image horizontally or vertically and export the result as PNG.图片

Grayscale ImageConvert a color image to grayscale while preserving its original dimensions.图片

Crop ImageCrop a precise rectangular area from an image using pixel coordinates and dimensions.图片

Image to Base64Encode an uploaded image as a Base64 data URI for HTML, CSS or development workflows.图片