#include "jinclude.h"
#include "jpeglib.h"
#include "jchuff.h"

Include dependency graph for jchuff.c:

Classes
struct	huff_entropy_encoder

struct	savable_state

struct	working_state

Macros
#define	ASSIGN_STATE(dest, src) ((dest) = (src))

#define	emit_byte(state, val, action)

#define	JPEG_INTERNALS

#define	MAX_CLEN 32 /* assumed maximum initial code length */

Typedefs
typedef huff_entropy_encoder *	huff_entropy_ptr

Functions
	dump_buffer (working_state *state)

INLINE	emit_bits (working_state *state, unsigned int code, int size)

	emit_restart (working_state *state, int restart_num)

	encode_mcu_gather (j_compress_ptr cinfo, JBLOCKROW *MCU_data)

	encode_mcu_huff (j_compress_ptr cinfo, JBLOCKROW *MCU_data)

	encode_one_block (working_state state, JCOEFPTR block, int last_dc_val, c_derived_tbl dctbl, c_derived_tbl *actbl)

	finish_pass_gather (j_compress_ptr cinfo)

	finish_pass_huff (j_compress_ptr cinfo)

	flush_bits (working_state *state)

	htest_one_block (j_compress_ptr cinfo, JCOEFPTR block, int last_dc_val, long dc_counts[], long ac_counts[])

	jinit_huff_encoder (j_compress_ptr cinfo)

	jpeg_gen_optimal_table (j_compress_ptr cinfo, JHUFF_TBL *htbl, long freq[])

	jpeg_make_c_derived_tbl (j_compress_ptr cinfo, boolean isDC, int tblno, c_derived_tbl **pdtbl)

	METHODDEF (boolean)

Macro Definition Documentation

◆ ASSIGN_STATE

#define ASSIGN_STATE	(	dest,
		src
	)	((dest) = (src))

Definition at line 41 of file jchuff.c.

◆ emit_byte

#define emit_byte	(	state,
		val,
		action
	)

Value:

{ *(state)->next_output_byte++ = (JOCTET) (val);  \
          if (--(state)->free_in_buffer == 0)  \
            if (! dump_buffer(state))  \
              { action; } }

Definition at line 270 of file jchuff.c.

◆ JPEG_INTERNALS

#define JPEG_INTERNALS

Definition at line 17 of file jchuff.c.

◆ MAX_CLEN

#define MAX_CLEN 32 /* assumed maximum initial code length */

Typedef Documentation

◆ huff_entropy_ptr

typedef huff_entropy_encoder* huff_entropy_ptr

Definition at line 74 of file jchuff.c.

Function Documentation

◆ dump_buffer()

dump_buffer ( working_state * state )

Definition at line 278 of file jchuff.c.

◆ emit_bits()

INLINE emit_bits	(	working_state *	state,
		unsigned int	code,
		int	size
	)

Definition at line 302 of file jchuff.c.

◆ emit_restart()

emit_restart	(	working_state *	state,
		int	restart_num
	)

Definition at line 451 of file jchuff.c.

◆ encode_mcu_gather()

encode_mcu_gather	(	j_compress_ptr	cinfo,
		JBLOCKROW *	MCU_data
	)

Definition at line 645 of file jchuff.c.

◆ encode_mcu_huff()

encode_mcu_huff	(	j_compress_ptr	cinfo,
		JBLOCKROW *	MCU_data
	)

Definition at line 476 of file jchuff.c.

◆ encode_one_block()

encode_one_block	(	working_state *	state,
		JCOEFPTR	block,
		int	last_dc_val,
		c_derived_tbl *	dctbl,
		c_derived_tbl *	actbl
	)

Definition at line 353 of file jchuff.c.

◆ finish_pass_gather()

finish_pass_gather ( j_compress_ptr cinfo )

Definition at line 846 of file jchuff.c.

◆ finish_pass_huff()

finish_pass_huff ( j_compress_ptr cinfo )

Definition at line 533 of file jchuff.c.

◆ flush_bits()

flush_bits ( working_state * state )

Definition at line 340 of file jchuff.c.

◆ htest_one_block()

htest_one_block	(	j_compress_ptr	cinfo,
		JCOEFPTR	block,
		int	last_dc_val,
		long	dc_counts[],
		long	ac_counts[]
	)

Definition at line 572 of file jchuff.c.

◆ jinit_huff_encoder()

jinit_huff_encoder ( j_compress_ptr cinfo )

Definition at line 891 of file jchuff.c.

◆ jpeg_gen_optimal_table()

jpeg_gen_optimal_table	(	j_compress_ptr	cinfo,
		JHUFF_TBL *	htbl,
		long	freq[]
	)

Definition at line 705 of file jchuff.c.

◆ jpeg_make_c_derived_tbl()

jpeg_make_c_derived_tbl	(	j_compress_ptr	cinfo,
		boolean	isDC,
		int	tblno,
		c_derived_tbl **	pdtbl
	)

Definition at line 179 of file jchuff.c.

◆ METHODDEF()

METHODDEF ( boolean )

Definition at line 89 of file jchuff.c.

Classes

Macros

Typedefs

Functions