jcphuff.c File Reference

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

Go to the source code of this file.

Classes
struct	phuff_entropy_encoder

Macros
#define	JPEG_INTERNALS
#define	MAX_CORR_BITS   1000 /* Max # of correction bits I can buffer */
#define	ISHIFT_TEMPS
#define	IRIGHT_SHIFT(x, shft)
#define	emit_byte(entropy, val)

Typedefs
typedef phuff_entropy_encoder *	phuff_entropy_ptr

Functions
	METHODDEF (boolean)
	dump_buffer_p (phuff_entropy_ptr entropy)
INLINE	emit_bits_p (phuff_entropy_ptr entropy, unsigned int code, int size)
	flush_bits_p (phuff_entropy_ptr entropy)
INLINE	emit_symbol (phuff_entropy_ptr entropy, int tbl_no, int symbol)
	emit_buffered_bits (phuff_entropy_ptr entropy, char *bufstart, unsigned int nbits)
	emit_eobrun (phuff_entropy_ptr entropy)
	emit_restart_p (phuff_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)
	finish_pass_phuff (j_compress_ptr cinfo)
	finish_pass_gather_phuff (j_compress_ptr cinfo)
	jinit_phuff_encoder (j_compress_ptr cinfo)

Macro Definition Documentation

emit_byte

#define emit_byte	(		entropy,
			val )

Value:

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

IRIGHT_SHIFT

#define IRIGHT_SHIFT	(		x,
			shft )

Value:

((x) >> (shft))

ISHIFT_TEMPS

#define ISHIFT_TEMPS

JPEG_INTERNALS

#define JPEG_INTERNALS

MAX_CORR_BITS

#define MAX_CORR_BITS   1000 /* Max # of correction bits I can buffer */

Typedef Documentation

phuff_entropy_ptr

typedef phuff_entropy_encoder* phuff_entropy_ptr

Function Documentation

dump_buffer_p()

dump_buffer_p

(

phuff_entropy_ptr

entropy

)

emit_bits_p()

INLINE emit_bits_p	(	phuff_entropy_ptr	entropy,
		unsigned int	code,
		int	size )

emit_buffered_bits()

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

emit_eobrun()

emit_eobrun

(

phuff_entropy_ptr

entropy

)

emit_restart_p()

emit_restart_p	(	phuff_entropy_ptr	entropy,
		int	restart_num )

emit_symbol()

INLINE emit_symbol	(	phuff_entropy_ptr	entropy,
		int	tbl_no,
		int	symbol )

encode_mcu_AC_first()

encode_mcu_AC_first	(	j_compress_ptr	cinfo,
		JBLOCKROW *	MCU_data )

encode_mcu_AC_refine()

encode_mcu_AC_refine	(	j_compress_ptr	cinfo,
		JBLOCKROW *	MCU_data )

encode_mcu_DC_first()

encode_mcu_DC_first	(	j_compress_ptr	cinfo,
		JBLOCKROW *	MCU_data )

encode_mcu_DC_refine()

encode_mcu_DC_refine	(	j_compress_ptr	cinfo,
		JBLOCKROW *	MCU_data )

finish_pass_gather_phuff()

finish_pass_gather_phuff

(

j_compress_ptr

cinfo

)

finish_pass_phuff()

finish_pass_phuff

(

j_compress_ptr

cinfo

)

flush_bits_p()

flush_bits_p

(

phuff_entropy_ptr

entropy

)

jinit_phuff_encoder()

jinit_phuff_encoder

(

j_compress_ptr

cinfo

)

METHODDEF()

METHODDEF

(

boolean

)