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)  
Defines | Functions

jfdctint.c File Reference

#include "jinclude.h"
#include "jpeglib.h"
#include "jdct.h"
Include dependency graph for jfdctint.c:

Go to the source code of this file.

Defines

#define JPEG_INTERNALS
#define CONST_BITS   13
#define PASS1_BITS   2
#define FIX_0_298631336   FIX(0.298631336)
#define FIX_0_390180644   FIX(0.390180644)
#define FIX_0_541196100   FIX(0.541196100)
#define FIX_0_765366865   FIX(0.765366865)
#define FIX_0_899976223   FIX(0.899976223)
#define FIX_1_175875602   FIX(1.175875602)
#define FIX_1_501321110   FIX(1.501321110)
#define FIX_1_847759065   FIX(1.847759065)
#define FIX_1_961570560   FIX(1.961570560)
#define FIX_2_053119869   FIX(2.053119869)
#define FIX_2_562915447   FIX(2.562915447)
#define FIX_3_072711026   FIX(3.072711026)
#define MULTIPLY(var, const)   MULTIPLY16C16(var,const)

Functions

 jpeg_fdct_islow (DCTELEM *data)

Define Documentation

#define CONST_BITS   13

Definition at line 78 of file jfdctint.c.

Referenced by jpeg_fdct_islow().

#define FIX_0_298631336   FIX(0.298631336)

Definition at line 106 of file jfdctint.c.

Referenced by jpeg_fdct_islow().

#define FIX_0_390180644   FIX(0.390180644)

Definition at line 107 of file jfdctint.c.

Referenced by jpeg_fdct_islow().

#define FIX_0_541196100   FIX(0.541196100)

Definition at line 108 of file jfdctint.c.

Referenced by jpeg_fdct_islow().

#define FIX_0_765366865   FIX(0.765366865)

Definition at line 109 of file jfdctint.c.

Referenced by jpeg_fdct_islow().

#define FIX_0_899976223   FIX(0.899976223)

Definition at line 110 of file jfdctint.c.

Referenced by jpeg_fdct_islow().

#define FIX_1_175875602   FIX(1.175875602)

Definition at line 111 of file jfdctint.c.

Referenced by jpeg_fdct_islow().

#define FIX_1_501321110   FIX(1.501321110)

Definition at line 112 of file jfdctint.c.

Referenced by jpeg_fdct_islow().

#define FIX_1_847759065   FIX(1.847759065)

Definition at line 113 of file jfdctint.c.

Referenced by jpeg_fdct_islow().

#define FIX_1_961570560   FIX(1.961570560)

Definition at line 114 of file jfdctint.c.

Referenced by jpeg_fdct_islow().

#define FIX_2_053119869   FIX(2.053119869)

Definition at line 115 of file jfdctint.c.

Referenced by jpeg_fdct_islow().

#define FIX_2_562915447   FIX(2.562915447)

Definition at line 116 of file jfdctint.c.

Referenced by jpeg_fdct_islow().

#define FIX_3_072711026   FIX(3.072711026)

Definition at line 117 of file jfdctint.c.

Referenced by jpeg_fdct_islow().

#define JPEG_INTERNALS

Definition at line 26 of file jfdctint.c.

#define MULTIPLY (   var,
  const 
)    MULTIPLY16C16(var,const)

Definition at line 129 of file jfdctint.c.

Referenced by jpeg_fdct_islow().

#define PASS1_BITS   2

Definition at line 79 of file jfdctint.c.

Referenced by jpeg_fdct_islow().

Function Documentation

jpeg_fdct_islow ( DCTELEM *  data)

Definition at line 140 of file jfdctint.c.

References CONST_BITS, data, dataptr, DCTSIZE, DESCALE, FIX_0_298631336, FIX_0_390180644, FIX_0_541196100, FIX_0_765366865, FIX_0_899976223, FIX_1_175875602, FIX_1_501321110, FIX_1_847759065, FIX_1_961570560, FIX_2_053119869, FIX_2_562915447, FIX_3_072711026, MULTIPLY, PASS1_BITS, and SHIFT_TEMPS.

Referenced by jinit_forward_dct().