首页 / API 参考 / Ecng.Drawing ImageFormats Ecng.Drawing Image formats identified from their file signatures. 字段 Avif public const ImageFormats Avif value = ImageFormats.Avif AV1 image file. Bmp public const ImageFormats Bmp value = ImageFormats.Bmp Windows or OS/2 bitmap. Gif public const ImageFormats Gif value = ImageFormats.Gif GIF. Icon public const ImageFormats Icon value = ImageFormats.Icon Windows icon. Jpeg public const ImageFormats Jpeg value = ImageFormats.Jpeg JPEG. Png public const ImageFormats Png value = ImageFormats.Png PNG, including animated PNG. Tiff public const ImageFormats Tiff value = ImageFormats.Tiff TIFF. Unknown public const ImageFormats Unknown value = ImageFormats.Unknown Unrecognized image data. Webp public const ImageFormats Webp value = ImageFormats.Webp WebP.