NAME

Finnigan::RunHeader -- decoder for RunHeader, the primary file index structure

SYNOPSIS

use Finnigan;
my $rh = Finnigan::RunHeader->decode(\*INPUT, $version);
my $first_scan_number = $rh->first_scan;
my $last_scan_number = $rh->last_scan;
my $scan_index_addr = $rh->sample_info->scan_index_addr;

DESCRIPTION

Decodes RunHeader, the static (fixed-size) structure containing data stream lengths and addresses, as well as some unidentified data. Every data stream in the file has its address stored in RunHeader or in its historical antecedent SampleInfo, which it now includes.

METHODS

decode($stream, $version)

The constructor method

sample_info

Get the Finnigan::SampleInfo object

self_addr

Get own address

trailer_addr

Get the "trailer" address -- the pointer to the stream of ScanEvent structures

params_addr

Get the pointer to the stream of ScanPrarameters? structures

ntrailer

Get the length of the ScanEvent stream

nparams

Get the length of the ScanParameters stream

nsegs

Get the number of scan segments

u1

Get the unknown double 1

u2

Get the unknown double 2

SEE ALSO

Finnigan::SampleInfo

AUTHOR

Gene Selkov, <selkovjr@gmail.com>

COPYRIGHT AND LICENSE

Copyright (C) 2010 by Gene Selkov

This library is free software; you can redistribute it and/or modify it under the same terms as Perl itself, either Perl version 5.10.0 or, at your option, any later version of Perl 5 you may have available.