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view src/win32/7zip/7z/C/HuffEnc.h @ 1:f9f4f1b99eed

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importing src directory
author Robert McIntyre <rlm@mit.edu>
date Sat, 03 Mar 2012 10:31:27 -0600
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     1 /* HuffEnc.h -- functions for Huffman encoding



     2 2008-03-26



     3 Igor Pavlov



     4 Public domain */



     5 



     6 #ifndef __HUFFENC_H



     7 #define __HUFFENC_H



     8 



     9 #include "Types.h"



    10 



    11 /*



    12 Conditions:



    13   num <= 1024 = 2 ^ NUM_BITS



    14   Sum(freqs) < 4M = 2 ^ (32 - NUM_BITS)



    15   maxLen <= 16 = kMaxLen



    16   Num_Items(p) >= HUFFMAN_TEMP_SIZE(num)



    17 */



    18  



    19 void Huffman_Generate(const UInt32 *freqs, UInt32 *p, Byte *lens, UInt32 num, UInt32 maxLen);



    20 



    21 #endif