align ( n bitstream -- )

Vocabulary

bitstreams

Inputs

n	an integer
bitstream	a bit-reader

Outputs

None

Word description

Moves the read cursor of the bit-reader forward until its position in bits from the start of the stream is an even multiple of n. If it is already such a multiple, the cursor is not moved at all.

Definition

USING: kernel ;

IN: bitstreams

: align ( n bitstream -- )
    [ get-abp swap (align) ] [ set-abp ] bi ; inline