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PowerUtils
2026-06-15•1 分钟阅读

如何在线转换图片格式

学习如何使用 PowerUtils 免费在线图片转换器在 JPG、PNG、WebP 等格式之间转换。为网页和印刷优化图片。

imageconverterjpgpngwebp

Why Convert Image Formats?



Different formats serve different purposes:
  • JPG: Photos and complex images

  • PNG: Images with transparency

  • WebP: Modern web format with compression

  • SVG: Scalable vector graphics


    • How to Use the Image Converter



    Step 1: Upload Image



    Visit the Image Converter and upload your image file.

    Step 2: Choose Output Format



    Select your target format:
  • JPG: For photographs

  • PNG: For graphics with transparency

  • WebP: For modern web optimization

  • GIF: For simple animations


    • Step 3: Download Converted Image



    Get your converted image with options for quality and compression.

    Image Format Tips



  • Web Optimization: Use WebP for 25-35% smaller files

  • Transparency: PNG or WebP for transparent backgrounds

  • Print Quality: Use high-resolution JPG or TIFF

  • Animation: GIF or WebP for simple animations


    • Related Tools



  • Image Compressor - Reduce file sizes

  • Image Resizer - Change dimensions

  • Base64 to Image - Decode Base64 images


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