Chris Williams

NAME

POE::Filter::LZW - A POE filter wrapped around Compress::LZW

SYNOPSIS

    use POE::Filter::LZW;

    my $filter = POE::Filter::LZW->new();
    my $scalar = 'Blah Blah Blah';
    my $compressed_array   = $filter->put( [ $scalar ] );
    my $uncompressed_array = $filter->get( $compressed_array );

    use POE qw(Filter::Stackable Filter::Line Filter::LZW);

    my ($filter) = POE::Filter::Stackable->new();
    $filter->push( POE::Filter::LZW->new(),
                   POE::Filter::Line->new( InputRegexp => '\015?\012', OutputLiteral => "\015\012" ),

DESCRIPTION

POE::Filter::LZW provides a POE filter for performing compression/decompression using Compress::LZW. It is suitable for use with POE::Filter::Stackable.

CONSTRUCTOR

new

Creates a new POE::Filter::LZW object.

METHODS

get_one_start
get_one
get

Takes an arrayref which is contains lines of compressed input. Returns an arrayref of decompressed lines.

put

Takes an arrayref containing lines of uncompressed output, returns an arrayref of compressed lines.

clone

Makes a copy of the filter, and clears the copy's buffer.

level

Sets the compression level. Consult Compress::LZW for details.

AUTHOR

Chris BinGOs Williams <chris@bingosnet.co.uk>

LICENSE

Copyright © Chris Williams

This module may be used, modified, and distributed under the same terms as Perl itself. Please see the license that came with your Perl distribution for details.

SEE ALSO

POE

Compress::LZW

POE::Filter::Stackable