在本地调整大小、转换、裁剪与分析图像和视频。除非页面说明需要服务端处理，否则不会上传。
Re-encode an uploaded clip at a lower target bitrate to shrink file size for messaging apps or email attachments.
Re-mux or re-encode a local clip into a browser-supported container format available on your device.
Seek to any timestamp in an uploaded clip and export a still image for thumbnails, storyboards, or social previews.
Inspect duration, resolution, aspect ratio, MIME type, and file size from a local MP4 or WebM upload.
在浏览器中将 JPEG 重编码为无损 PNG 容器格式。
上传 JPG 图片并选择质量，即可在本地转换为 WEBP。
Re-encode a local video without its audio track using canvas capture—ideal for silent loops or overlaying new sound elsewhere.
将 PNG 转为可调质量的 JPEG，便于缩小文件并兼容旧系统。
在浏览器中把 PNG 按可调质量压缩为 WebP。
Downscale or upscale a local clip to target pixel width and/or height while preserving aspect ratio via canvas re-encoding.
Keep only the segment between two timestamps and download a new browser-encoded clip without uploading the source file.
Sample frames across a time range and build a lightweight GIF for memes, docs, or chat reactions—all client-side.
把 WebP 解码为 JPEG，便于不支持 WebP 的 CMS 或打印流程。
采样像素找出最常见颜色，输出可用于 CSS 的 hex 与 RGB 色块。
在浏览器中把 JPEG、PNG 或 WebP 缩放到目标宽/高并保持宽高比。
查看本地 JPEG、PNG 或 WebP 的像素宽高、宽高比、MIME 类型和文件大小。