Type Alias DecodingHook 

pub type DecodingHook = Box<dyn for<'a> Fn(GenericReader<'a>) -> ImageResult<Box<dyn ImageDecoder + 'a>> + Send + Sync>;

Available on crate feature std only.

A function to produce an ImageDecoder for a given image format.

Aliased Type

pub struct DecodingHook(/* private fields */);