enum ImageOutputFormat

Defined in:

ext/kemal_gphoto2.cr

Enum Members

JPEG = 0

largest in size, yet quickest in terms of encoding speed

WEBP = 1

~half size of JPEG, 3rd to last in terms of encoding speed

AVIF = 2

smallest in size, yet slowest in terms of encoding speed

PNG = 3

worst quality, 2nd to last in terms of encoding speed

AUTO = 4

placeholder type to use along with .from_request?

Class Method Summary

• .from_path?(path : Path) : self | Nil

  Returns format based on a file extension from the given path, nil otherwise.

• .from_request?(request : HTTP::Request) : self | Nil

  Returns AVIF or WEBP format (in that order) if request supports it, nil otherwise.

Instance Method Summary

• #auto?
• #avif?
• #extension : String
• #jpeg?
• #mime_type : String
• #png?
• #to_slice(image : Vips::Image, **options) : Bytes

  Returns image in a self format.

• #webp?

Class Method Detail

Instance Method Detail