1 File      :     README.TXT

     2 Author    :     Robert Cripps . Copyright Symbian (c) 1999

     3 Abstract  :     Overview of Predictor Compression Project

     4 

     5 1) Introduction

     6 This project contains all the files required to build a DLL for Predictor

     7 Compression type 1 as defined in RFC 1978. The design is based on the MS

     8 Compressor project.

     9 

    10 2) Files

    11 

    12 2.1)Predcomp.h

    13 Contains class declarations for Compressor and Decompressor classes

    14 

    15 2.2) Comp.cpp

    16 Definition of the compressor class

    17 Borrowed code from MS Compressor plus RFC Compression Algorithn

    18 

    19 2.2) Decomp.cpp

    20 Definition of the Decompressor class

    21 Borrowed code from MS Compressor plus RFC Decompression Algorithn

    22 

    23 3) Class Overview

    24 

    25 3.1) CPredCompFactory : public CPppCompFactory

    26 Required virtual, contains the methods for creating the Compressor and

    27 Decompressor classes.

    28 

    29 3.2) class CPredCompressor : public CPppCompressor

    30 Compressor class contains main Compressor virtual plus support methods

    31 

    32 3.3) class CPredDeCompressor : public CPppDeCompressor

    33 Compressor class contains main DeCompressor virtual plus support methods

    34 

    35 3.4) class TRFC1978Table

    36 Main RFC 1978 class that contains the guess table and the associated

    37 RFC compress and decompress functions.