huffman.h File Reference

#include "bitstream.h"

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Classes
struct	node_t
struct	huffman_decoder

Macros
#define	__HUFFMAN_H__

Typedefs
typedef uint16_t	lookup_value

Enumerations
enum	huffman_error {   HUFFERR_NONE = 0, HUFFERR_TOO_MANY_BITS, HUFFERR_INVALID_DATA, HUFFERR_INPUT_BUFFER_TOO_SMALL,   HUFFERR_OUTPUT_BUFFER_TOO_SMALL, HUFFERR_INTERNAL_INCONSISTENCY, HUFFERR_TOO_MANY_CONTEXTS }

Functions
struct huffman_decoder *	create_huffman_decoder (int numcodes, int maxbits)
void	delete_huffman_decoder (struct huffman_decoder *decoder)
uint32_t	huffman_decode_one (struct huffman_decoder *decoder, struct bitstream *bitbuf)
enum huffman_error	huffman_import_tree_rle (struct huffman_decoder *decoder, struct bitstream *bitbuf)
enum huffman_error	huffman_import_tree_huffman (struct huffman_decoder *decoder, struct bitstream *bitbuf)
int	huffman_build_tree (struct huffman_decoder *decoder, uint32_t totaldata, uint32_t totalweight)
enum huffman_error	huffman_assign_canonical_codes (struct huffman_decoder *decoder)
enum huffman_error	huffman_compute_tree_from_histo (struct huffman_decoder *decoder)
void	huffman_build_lookup_table (struct huffman_decoder *decoder)

Macro Definition Documentation

__HUFFMAN_H__

#define __HUFFMAN_H__

Typedef Documentation

lookup_value

typedef uint16_t lookup_value

Enumeration Type Documentation

huffman_error

enum huffman_error

Enumerator
HUFFERR_NONE
HUFFERR_TOO_MANY_BITS
HUFFERR_INVALID_DATA
HUFFERR_INPUT_BUFFER_TOO_SMALL
HUFFERR_OUTPUT_BUFFER_TOO_SMALL
HUFFERR_INTERNAL_INCONSISTENCY
HUFFERR_TOO_MANY_CONTEXTS

Function Documentation

create_huffman_decoder()

struct huffman_decoder* create_huffman_decoder	(	int	numcodes,
		int	maxbits
	)

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delete_huffman_decoder()

void delete_huffman_decoder

(

struct huffman_decoder *

decoder

)

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huffman_assign_canonical_codes()

enum huffman_error huffman_assign_canonical_codes

(

struct huffman_decoder *

decoder

)

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huffman_build_lookup_table()

void huffman_build_lookup_table

(

struct huffman_decoder *

decoder

)

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huffman_build_tree()

int huffman_build_tree	(	struct huffman_decoder *	decoder,
		uint32_t	totaldata,
		uint32_t	totalweight
	)

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huffman_compute_tree_from_histo()

enum huffman_error huffman_compute_tree_from_histo

(

struct huffman_decoder *

decoder

)

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huffman_decode_one()

uint32_t huffman_decode_one	(	struct huffman_decoder *	decoder,
		struct bitstream *	bitbuf
	)

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huffman_import_tree_huffman()

enum huffman_error huffman_import_tree_huffman	(	struct huffman_decoder *	decoder,
		struct bitstream *	bitbuf
	)

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huffman_import_tree_rle()

enum huffman_error huffman_import_tree_rle	(	struct huffman_decoder *	decoder,
		struct bitstream *	bitbuf
	)

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