| author | William Roberts <williamr@symbian.org> |
| Tue, 27 Jul 2010 17:03:19 +0100 | |
| branch | GCC_SURGE |
| changeset 47 | a96f0f8e6602 |
| parent 0 | af10295192d8 |
| permissions | -rw-r--r-- |
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af10295192d8
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File : README.TXT |
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Author : Robert Cripps . Copyright Symbian (c) 1999 |
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Abstract : Overview of Predictor Compression Project |
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1) Introduction |
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This project contains all the files required to build a DLL for Predictor |
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Compression type 1 as defined in RFC 1978. The design is based on the MS |
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Compressor project. |
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2) Files |
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2.1)Predcomp.h |
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Contains class declarations for Compressor and Decompressor classes |
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2.2) Comp.cpp |
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Definition of the compressor class |
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Borrowed code from MS Compressor plus RFC Compression Algorithn |
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2.2) Decomp.cpp |
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Definition of the Decompressor class |
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Borrowed code from MS Compressor plus RFC Decompression Algorithn |
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3) Class Overview |
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3.1) CPredCompFactory : public CPppCompFactory |
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Required virtual, contains the methods for creating the Compressor and |
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Decompressor classes. |
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3.2) class CPredCompressor : public CPppCompressor |
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Compressor class contains main Compressor virtual plus support methods |
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3.3) class CPredDeCompressor : public CPppDeCompressor |
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Compressor class contains main DeCompressor virtual plus support methods |
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3.4) class TRFC1978Table |
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Main RFC 1978 class that contains the guess table and the associated |
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RFC compress and decompress functions. |