Module Png

val check_header : string -> Images.header

Checks the file header of a png image.

val load : string -> Images.load_option list -> Images.t

Loads a png image.

val load_as_rgb24 : string -> Images.load_option list -> Images.t

Loads a png image, and coerce it to Rgb24.

val save : string -> Images.save_option list -> Images.t -> unit

Saves an image into a png file format.