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

Macros
#define	JPEG_INTERNALS

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

#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)

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(entropy); }

Definition at line 198 of file jcphuff.c.

Referenced by emit_bits(), and emit_restart().

◆ IRIGHT_SHIFT

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

Definition at line 85 of file jcphuff.c.

Referenced by encode_mcu_DC_first().

◆ ISHIFT_TEMPS

#define ISHIFT_TEMPS

Definition at line 84 of file jcphuff.c.

Referenced by encode_mcu_DC_first().

◆ JPEG_INTERNALS

#define JPEG_INTERNALS

Definition at line 15 of file jcphuff.c.

◆ MAX_CORR_BITS

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

Definition at line 70 of file jcphuff.c.

Referenced by encode_mcu_AC_refine().

Typedef Documentation

◆ phuff_entropy_ptr

typedef phuff_entropy_encoder* phuff_entropy_ptr

Definition at line 62 of file jcphuff.c.

Function Documentation

◆ dump_buffer()

dump_buffer ( phuff_entropy_ptr entropy )

Definition at line 205 of file jcphuff.c.

References ERREXIT, jpeg_destination_mgr::free_in_buffer, LOCAL, and jpeg_destination_mgr::next_output_byte.

◆ emit_bits()

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

Definition at line 228 of file jcphuff.c.

References emit_byte, ERREXIT, int, and LOCAL.

Referenced by emit_buffered_bits(), emit_eobrun(), emit_symbol(), encode_mcu_AC_first(), encode_mcu_AC_refine(), encode_mcu_DC_first(), encode_mcu_DC_refine(), and flush_bits().

◆ emit_buffered_bits()

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

Definition at line 297 of file jcphuff.c.

References emit_bits(), and LOCAL.

Referenced by emit_eobrun(), and encode_mcu_AC_refine().

◆ emit_eobrun()

emit_eobrun ( phuff_entropy_ptr entropy )

Definition at line 316 of file jcphuff.c.

References emit_bits(), emit_buffered_bits(), emit_symbol(), ERREXIT, LOCAL, and nbits.

Referenced by emit_restart(), encode_mcu_AC_first(), encode_mcu_AC_refine(), finish_pass_gather_phuff(), and finish_pass_phuff().

◆ emit_restart()

emit_restart	(	phuff_entropy_ptr	entropy,
		int	restart_num
	)

Definition at line 347 of file jcphuff.c.

References emit_byte, emit_eobrun(), flush_bits(), JPEG_RST0, and METHODDEF().

Referenced by encode_mcu_AC_first(), encode_mcu_AC_refine(), encode_mcu_DC_first(), and encode_mcu_DC_refine().

◆ emit_symbol()

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

Definition at line 281 of file jcphuff.c.

References c_derived_tbl::ehufco, c_derived_tbl::ehufsi, emit_bits(), and LOCAL.

Referenced by emit_eobrun(), encode_mcu_AC_first(), encode_mcu_AC_refine(), and encode_mcu_DC_first().

◆ encode_mcu_AC_first()

encode_mcu_AC_first	(	j_compress_ptr	cinfo,
		JBLOCKROW *	MCU_data
	)

Definition at line 464 of file jcphuff.c.

References emit_bits(), emit_eobrun(), emit_restart(), emit_symbol(), ERREXIT, if(), jpeg_natural_order, MAX_COEF_BITS, METHODDEF(), nbits, and TRUE.

◆ encode_mcu_AC_refine()

encode_mcu_AC_refine	(	j_compress_ptr	cinfo,
		JBLOCKROW *	MCU_data
	)

Definition at line 618 of file jcphuff.c.

References DCTSIZE2, emit_bits(), emit_buffered_bits(), emit_eobrun(), emit_restart(), emit_symbol(), if(), jpeg_natural_order, MAX_CORR_BITS, METHODDEF(), and TRUE.

◆ encode_mcu_DC_first()

encode_mcu_DC_first	(	j_compress_ptr	cinfo,
		JBLOCKROW *	MCU_data
	)

Definition at line 377 of file jcphuff.c.

References compptr, jpeg_component_info::dc_tbl_no, emit_bits(), emit_restart(), emit_symbol(), ERREXIT, if(), IRIGHT_SHIFT, ISHIFT_TEMPS, MAX_COEF_BITS, METHODDEF(), nbits, and TRUE.

◆ encode_mcu_DC_refine()

encode_mcu_DC_refine	(	j_compress_ptr	cinfo,
		JBLOCKROW *	MCU_data
	)

Definition at line 571 of file jcphuff.c.

References emit_bits(), emit_restart(), if(), METHODDEF(), and TRUE.

◆ finish_pass_gather_phuff()

finish_pass_gather_phuff ( j_compress_ptr cinfo )

Definition at line 767 of file jcphuff.c.

References jpeg_component_info::ac_tbl_no, compptr, jpeg_component_info::dc_tbl_no, emit_eobrun(), GLOBAL, jpeg_alloc_huff_table(), jpeg_gen_optimal_table(), MEMZERO, NULL, NUM_HUFF_TBLS, SIZEOF, and TRUE.

◆ finish_pass_phuff()

finish_pass_phuff ( j_compress_ptr cinfo )

Definition at line 746 of file jcphuff.c.

References emit_eobrun(), flush_bits(), and METHODDEF().

◆ flush_bits()

flush_bits ( phuff_entropy_ptr entropy )

Definition at line 267 of file jcphuff.c.

References emit_bits(), and LOCAL.

Referenced by emit_restart(), and finish_pass_phuff().

◆ jinit_phuff_encoder()

jinit_phuff_encoder ( j_compress_ptr cinfo )

Definition at line 814 of file jcphuff.c.

References i, JPOOL_IMAGE, NULL, NUM_HUFF_TBLS, and SIZEOF.

Referenced by jinit_compress_master(), and transencode_master_selection().

◆ METHODDEF()

METHODDEF ( boolean )

Definition at line 89 of file jcphuff.c.

Referenced by emit_restart(), encode_mcu_AC_first(), encode_mcu_AC_refine(), encode_mcu_DC_first(), encode_mcu_DC_refine(), and finish_pass_phuff().

Macros

Typedefs

Functions