jcphuff.c File Reference

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

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Classes
struct	phuff_entropy_encoder
Defines
#define	JPEG_INTERNALS
#define	MAX_CORR_BITS   1000
#define	ISHIFT_TEMPS
#define	IRIGHT_SHIFT(x, shft)   ((x) >> (shft))
#define	emit_byte(entropy, val)
Typedefs
typedef phuff_entropy_encoder *	phuff_entropy_ptr
Functions
	METHODDEF (boolean)
	dump_buffer (phuff_entropy_ptr entropy)
INLINE	emit_bits (phuff_entropy_ptr entropy, unsigned int code, int size)
	flush_bits (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 (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)

---

Define Documentation

#define emit_byte	(		entropy,
			val
	)

Value:

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

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

#define ISHIFT_TEMPS

#define JPEG_INTERNALS

#define MAX_CORR_BITS   1000

---

Typedef Documentation

typedef phuff_entropy_encoder* phuff_entropy_ptr

---

Function Documentation

dump_buffer

(

phuff_entropy_ptr

entropy

)

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

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

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emit_eobrun

(

phuff_entropy_ptr

entropy

)

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emit_restart	(	phuff_entropy_ptr	entropy,
		int	restart_num
	)

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

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encode_mcu_AC_first	(	j_compress_ptr	cinfo,
		JBLOCKROW *	MCU_data
	)

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encode_mcu_AC_refine	(	j_compress_ptr	cinfo,
		JBLOCKROW *	MCU_data
	)

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encode_mcu_DC_first	(	j_compress_ptr	cinfo,
		JBLOCKROW *	MCU_data
	)

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encode_mcu_DC_refine	(	j_compress_ptr	cinfo,
		JBLOCKROW *	MCU_data
	)

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finish_pass_gather_phuff

(

j_compress_ptr

cinfo

)

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finish_pass_phuff

(

j_compress_ptr

cinfo

)

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flush_bits

(

phuff_entropy_ptr

entropy

)

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jinit_phuff_encoder

(

j_compress_ptr

cinfo

)

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METHODDEF

(

boolean

)

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