read-footer ( -- footer )

Vocabulary

tools.image-compressor.private

Inputs

None

Outputs

footer

an object

Definition

USING: classes.struct io kernel math tools.image-compressor ;

IN: tools.image-compressor.private

: read-footer ( -- footer )
    tell-input image-footer
    [ struct-size neg seek-end seek-input ] [ read-struct ] bi
    swap seek-absolute seek-input ;