fltk 1.3.0rc3
About: FLTK (Fast Light Tool Kit) is a cross-platform C++ GUI toolkit for UNIX/Linux (X11), Microsoft Windows, and MacOS X. Release candidate.
  SfR Fresh Dox: fltk-1.3.0rc3-source.tar.gz ("inofficial" and yet experimental doxygen-generated source code documentation)  
Classes | Defines | Typedefs | Functions

jdphuff.c File Reference

#include "jinclude.h"
#include "jpeglib.h"
#include "jdhuff.h"
Include dependency graph for jdphuff.c:

Go to the source code of this file.

Classes

struct  savable_state
struct  phuff_entropy_decoder

Defines

#define JPEG_INTERNALS
#define ASSIGN_STATE(dest, src)   ((dest) = (src))
#define HUFF_EXTEND(x, s)   ((x) < extend_test[s] ? (x) + extend_offset[s] : (x))

Typedefs

typedef phuff_entropy_decoder * phuff_entropy_ptr

Functions

 METHODDEF (boolean)
 process_restart (j_decompress_ptr cinfo)
 decode_mcu_DC_first (j_decompress_ptr cinfo, JBLOCKROW *MCU_data)
 decode_mcu_AC_first (j_decompress_ptr cinfo, JBLOCKROW *MCU_data)
 decode_mcu_DC_refine (j_decompress_ptr cinfo, JBLOCKROW *MCU_data)
 decode_mcu_AC_refine (j_decompress_ptr cinfo, JBLOCKROW *MCU_data)
 jinit_phuff_decoder (j_decompress_ptr cinfo)

Define Documentation

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

Definition at line 43 of file jdphuff.c.

Referenced by decode_mcu_DC_first().

#define HUFF_EXTEND (   x,
  s 
)    ((x) < extend_test[s] ? (x) + extend_offset[s] : (x))

Definition at line 207 of file jdphuff.c.

Referenced by decode_mcu_AC_first(), and decode_mcu_DC_first().

#define JPEG_INTERNALS

Definition at line 17 of file jdphuff.c.

Typedef Documentation

typedef phuff_entropy_decoder* phuff_entropy_ptr

Definition at line 74 of file jdphuff.c.

Function Documentation

decode_mcu_AC_first ( j_decompress_ptr  cinfo,
JBLOCKROW *  MCU_data 
)

Definition at line 357 of file jdphuff.c.

References BITREAD_LOAD_STATE, BITREAD_SAVE_STATE, BITREAD_STATE_VARS, CHECK_BIT_BUFFER, phuff_entropy_encoder::EOBRUN, FALSE, GET_BITS, HUFF_DECODE, HUFF_EXTEND, jpeg_natural_order, process_restart(), phuff_entropy_encoder::pub, phuff_entropy_encoder::restarts_to_go, and TRUE.

Referenced by METHODDEF().

decode_mcu_AC_refine ( j_decompress_ptr  cinfo,
JBLOCKROW *  MCU_data 
)

Definition at line 491 of file jdphuff.c.

References BITREAD_LOAD_STATE, BITREAD_SAVE_STATE, BITREAD_STATE_VARS, CHECK_BIT_BUFFER, DCTSIZE2, phuff_entropy_encoder::EOBRUN, FALSE, GET_BITS, HUFF_DECODE, jpeg_natural_order, process_restart(), phuff_entropy_encoder::pub, phuff_entropy_encoder::restarts_to_go, TRUE, and WARNMS.

Referenced by METHODDEF().

decode_mcu_DC_first ( j_decompress_ptr  cinfo,
JBLOCKROW *  MCU_data 
)

Definition at line 286 of file jdphuff.c.

References ASSIGN_STATE, BITREAD_LOAD_STATE, BITREAD_SAVE_STATE, BITREAD_STATE_VARS, CHECK_BIT_BUFFER, compptr, jpeg_component_info::dc_tbl_no, phuff_entropy_encoder::derived_tbls, FALSE, GET_BITS, HUFF_DECODE, HUFF_EXTEND, process_restart(), phuff_entropy_encoder::pub, phuff_entropy_encoder::restarts_to_go, state, and TRUE.

Referenced by METHODDEF().

decode_mcu_DC_refine ( j_decompress_ptr  cinfo,
JBLOCKROW *  MCU_data 
)

Definition at line 442 of file jdphuff.c.

References BITREAD_LOAD_STATE, BITREAD_SAVE_STATE, BITREAD_STATE_VARS, CHECK_BIT_BUFFER, FALSE, GET_BITS, process_restart(), phuff_entropy_encoder::restarts_to_go, and TRUE.

Referenced by METHODDEF().

jinit_phuff_decoder ( j_decompress_ptr  cinfo)

Definition at line 641 of file jdphuff.c.

References DCTSIZE2, phuff_entropy_encoder::derived_tbls, i, int, JPOOL_IMAGE, NULL, NUM_HUFF_TBLS, phuff_entropy_encoder::pub, and SIZEOF.

Referenced by master_selection(), and transdecode_master_selection().

METHODDEF ( boolean  )

Definition at line 77 of file jdphuff.c.

References jpeg_component_info::ac_tbl_no, compptr, jpeg_component_info::dc_tbl_no, DCTSIZE2, decode_mcu_AC_first(), decode_mcu_AC_refine(), decode_mcu_DC_first(), decode_mcu_DC_refine(), phuff_entropy_encoder::derived_tbls, phuff_entropy_encoder::EOBRUN, ERREXIT4, FALSE, jpeg_make_d_derived_tbl(), phuff_entropy_encoder::last_dc_val, phuff_entropy_encoder::pub, phuff_entropy_encoder::restarts_to_go, TRUE, and WARNMS2.

process_restart ( j_decompress_ptr  cinfo)

Definition at line 228 of file jdphuff.c.

References phuff_entropy_encoder::EOBRUN, FALSE, phuff_entropy_encoder::last_dc_val, phuff_entropy_encoder::pub, phuff_entropy_encoder::restarts_to_go, and TRUE.