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- #define HUFFBITS unsigned long int
- #define HTN 34
- #define MXOFF 250
-
- struct huffcodetab {
- unsigned int xlen; /*max. x-index+ */
- unsigned int ylen; /*max. y-index+ */
- unsigned int linbits; /*number of linbits */
- unsigned int linmax; /*max number to be stored in linbits */
- HUFFBITS *table; /*pointer to array[xlen][ylen] */
- unsigned char *hlen; /*pointer to array[xlen][ylen] */
- };
-
- extern struct huffcodetab ht[HTN];/* global memory block */
- /* array of all huffcodtable headers */
- /* 0..31 Huffman code table 0..31 */
- /* 32,33 count1-tables */
-
- extern void huffman_coder(unsigned int, unsigned int,
- struct huffcodetab*, Bit_stream_struc*);
-