D:/Lukas Daten/Programmierungen/C++/HLC/Sonstige/Software/SoftPixelEngine/sources/Plugins/jpeglib/jchuff.c File Reference

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

Classes
struct	c_derived_tbl
struct	savable_state
struct	huff_entropy_encoder
struct	working_state
Defines
#define	JPEG_INTERNALS
#define	MAX_COEF_BITS   10
#define	ASSIGN_STATE(dest, src)   ((dest) = (src))
#define	MAX_CORR_BITS   1000
#define	ISHIFT_TEMPS
#define	IRIGHT_SHIFT(x, shft)   ((x) >> (shft))
#define	emit_byte_s(state, val, action)
#define	emit_byte_e(entropy, val)
#define	MAX_CLEN   32
Typedefs
typedef huff_entropy_encoder *	huff_entropy_ptr
Functions
	jpeg_make_c_derived_tbl (j_compress_ptr cinfo, boolean isDC, int tblno, c_derived_tbl **pdtbl)
	dump_buffer_s (working_state *state)
	dump_buffer_e (huff_entropy_ptr entropy)
INLINE	emit_bits_s (working_state *state, unsigned int code, int size)
INLINE	emit_bits_e (huff_entropy_ptr entropy, unsigned int code, int size)
	flush_bits_s (working_state *state)
	flush_bits_e (huff_entropy_ptr entropy)
INLINE	emit_dc_symbol (huff_entropy_ptr entropy, int tbl_no, int symbol)
INLINE	emit_ac_symbol (huff_entropy_ptr entropy, int tbl_no, int symbol)
	emit_buffered_bits (huff_entropy_ptr entropy, char *bufstart, unsigned int nbits)
	emit_eobrun (huff_entropy_ptr entropy)
	emit_restart_s (working_state *state, int restart_num)
	emit_restart_e (huff_entropy_ptr entropy, int restart_num)
	encode_mcu_DC_first (j_compress_ptr cinfo, JBLOCKROW *MCU_data)
	encode_mcu_AC_first (j_compress_ptr cinfo, JBLOCKROW *MCU_data)
	encode_mcu_DC_refine (j_compress_ptr cinfo, JBLOCKROW *MCU_data)
	encode_mcu_AC_refine (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)
	encode_mcu_huff (j_compress_ptr cinfo, JBLOCKROW *MCU_data)
	finish_pass_huff (j_compress_ptr cinfo)
	htest_one_block (j_compress_ptr cinfo, JCOEFPTR block, int last_dc_val, long dc_counts[], long ac_counts[])
	encode_mcu_gather (j_compress_ptr cinfo, JBLOCKROW *MCU_data)
	jpeg_gen_optimal_table (j_compress_ptr cinfo, JHUFF_TBL *htbl, long freq[])
	finish_pass_gather (j_compress_ptr cinfo)
	start_pass_huff (j_compress_ptr cinfo, boolean gather_statistics)
	jinit_huff_encoder (j_compress_ptr cinfo)

---

Define Documentation

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

#define emit_byte_e	(		entropy,
			val
	)

Value:

{ *(entropy)->next_output_byte++ = (JOCTET) (val);  \
          if (--(entropy)->free_in_buffer == 0)  \
            dump_buffer_e(entropy); }

#define emit_byte_s	(		state,
			val,
			action
	)

Value:

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

#define IRIGHT_SHIFT	(		x,
			shft
	)			((x) >> (shft))

#define ISHIFT_TEMPS

#define JPEG_INTERNALS

#define MAX_CLEN   32

#define MAX_COEF_BITS   10

#define MAX_CORR_BITS   1000

---

Typedef Documentation

typedef huff_entropy_encoder* huff_entropy_ptr

---

Function Documentation

dump_buffer_e

(

huff_entropy_ptr

entropy

)

dump_buffer_s

(

working_state *

state

)

INLINE emit_ac_symbol	(	huff_entropy_ptr	entropy,
		int	tbl_no,
		int	symbol
	)

INLINE emit_bits_e	(	huff_entropy_ptr	entropy,
		unsigned int	code,
		int	size
	)

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

emit_buffered_bits	(	huff_entropy_ptr	entropy,
		char *	bufstart,
		unsigned int	nbits
	)

INLINE emit_dc_symbol	(	huff_entropy_ptr	entropy,
		int	tbl_no,
		int	symbol
	)

emit_eobrun

(

huff_entropy_ptr

entropy

)

emit_restart_e	(	huff_entropy_ptr	entropy,
		int	restart_num
	)

emit_restart_s	(	working_state *	state,
		int	restart_num
	)

encode_mcu_AC_first	(	j_compress_ptr	cinfo,
		JBLOCKROW *	MCU_data
	)

encode_mcu_AC_refine	(	j_compress_ptr	cinfo,
		JBLOCKROW *	MCU_data
	)

encode_mcu_DC_first	(	j_compress_ptr	cinfo,
		JBLOCKROW *	MCU_data
	)

encode_mcu_DC_refine	(	j_compress_ptr	cinfo,
		JBLOCKROW *	MCU_data
	)

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_e

(

huff_entropy_ptr

entropy

)

flush_bits_s

(

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
	)

start_pass_huff	(	j_compress_ptr	cinfo,
		boolean	gather_statistics
	)