pdf417_prep.h

PDF417编码的算法的源程序

#ifndef PDF417_PREP_H
#define PDF417_PREP_H
//////////////////////////////////////////////////////////////////////////////
// File name    :pdf417_prep.h
// Derived from :
// Author       :M.A. Brand
// Reviewer     :
//
// Description : Converts an arbitrary file into form usable by pdf417_encode
//               by applying the Annex P algorithm of the ISO pdf417 specification.
//
// Copyright (c) 2004, 2005 N200.com B.V.
// Marifoonweg 1
// 1042 AV Amsterdam, The Netherlands
//

/*
    This file is part of pdf417_prep.

    Pdf417_prep is free software; you can redistribute it and/or modify
    it under the terms of the GNU General Public License as published by
    the Free Software Foundation; either version 2 of the License, or
    (at your option) any later version.

    This program is distributed in the hope that it will be useful,
    but WITHOUT ANY WARRANTY; without even the implied warranty of
    MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
    GNU General Public License for more details.

    You should have received a copy of the GNU General Public License
    along with this program; if not, write to the Free Software
    Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA
*/



//
// History 
// ---------------------------------------------------------------------------
// Date       | Who           |Action
// ---------------------------------------------------------------------------
// 2004-07-22 | M.A. Brand    |Created
//
//////////////////////////////////////////////////////////////////////////////


//abstract       : Prepares <buffer> of <len> bytes for encoding
//                 by pdf417_enc. Output is written to <fp>.
//                 The preparation implements the "Annex P" algorithm
//                 of the PDF417 ISO standard 15438
//inputs         : buffer, len
//outputs        : fp
//preconditions  : fp must point to a file open for writing
//postconditions : 
extern int pdf417_prep(const char* buffer, int len, FILE* fp);

#endif