Ben N
27 lines
968 B
C++
27 lines
968 B
C++
typedef struct
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{
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unsigned bit0,bit1; // 0-255 is a character, > is a pointer to a node
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} huffnode;
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extern long counts[256];
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extern huffnode nodearray[256];
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void CountBytes (unsigned char huge *start, long length);
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void Huffmanize (void);
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void OptimizeNodes (huffnode *table);
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long HuffCompress (unsigned char huge *source, long length,
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unsigned char huge *dest);
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void HuffExpand (unsigned char huge *source, unsigned char huge *dest,
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long length,huffnode *hufftable);
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void RLEWExpand (unsigned huge *source, unsigned huge *dest,long length,
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unsigned rlewtag);
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long RLEWCompress (unsigned huge *source, long length, unsigned huge *dest,
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unsigned rlewtag);
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void RLEBExpand (unsigned char huge *source, unsigned char huge *dest,
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long length, unsigned char rlebtag);
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long RLEBCompress (unsigned char huge *source, long length,
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unsigned char huge *dest, unsigned char rlebtag);
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long CarmackCompress (unsigned far *source,long length,
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unsigned far *dest);
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