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Macros | Functions
jidctint.cpp File Reference
#include "jinclude.h"
#include "mrpt_jpeglib.h"
#include "jdct.h"
Include dependency graph for jidctint.cpp:

Go to the source code of this file.

Macros

#define JPEG_INTERNALS
 
#define CONST_BITS   13
 
#define PASS1_BITS   2
 
#define FIX_0_298631336   ((INT32) 2446) /* FIX(0.298631336) */
 
#define FIX_0_390180644   ((INT32) 3196) /* FIX(0.390180644) */
 
#define FIX_0_541196100   ((INT32) 4433) /* FIX(0.541196100) */
 
#define FIX_0_765366865   ((INT32) 6270) /* FIX(0.765366865) */
 
#define FIX_0_899976223   ((INT32) 7373) /* FIX(0.899976223) */
 
#define FIX_1_175875602   ((INT32) 9633) /* FIX(1.175875602) */
 
#define FIX_1_501321110   ((INT32) 12299) /* FIX(1.501321110) */
 
#define FIX_1_847759065   ((INT32) 15137) /* FIX(1.847759065) */
 
#define FIX_1_961570560   ((INT32) 16069) /* FIX(1.961570560) */
 
#define FIX_2_053119869   ((INT32) 16819) /* FIX(2.053119869) */
 
#define FIX_2_562915447   ((INT32) 20995) /* FIX(2.562915447) */
 
#define FIX_3_072711026   ((INT32) 25172) /* FIX(3.072711026) */
 
#define MULTIPLY(var, const)   MULTIPLY16C16(var,const)
 
#define DEQUANTIZE(coef, quantval)   (((ISLOW_MULT_TYPE) (coef)) * (quantval))
 

Functions

 jpeg_idct_islow (j_decompress_ptr cinfo, jpeg_component_info *compptr, JCOEFPTR coef_block, JSAMPARRAY output_buf, JDIMENSION output_col)
 

Macro Definition Documentation

#define CONST_BITS   13

Definition at line 60 of file jidctint.cpp.

Referenced by jpeg_idct_islow().

#define DEQUANTIZE (   coef,
  quantval 
)    (((ISLOW_MULT_TYPE) (coef)) * (quantval))

Definition at line 122 of file jidctint.cpp.

Referenced by jpeg_idct_islow().

#define FIX_0_298631336   ((INT32) 2446) /* FIX(0.298631336) */

Definition at line 75 of file jidctint.cpp.

Referenced by jpeg_idct_islow().

#define FIX_0_390180644   ((INT32) 3196) /* FIX(0.390180644) */

Definition at line 76 of file jidctint.cpp.

Referenced by jpeg_idct_islow().

#define FIX_0_541196100   ((INT32) 4433) /* FIX(0.541196100) */

Definition at line 77 of file jidctint.cpp.

Referenced by jpeg_idct_islow().

#define FIX_0_765366865   ((INT32) 6270) /* FIX(0.765366865) */

Definition at line 78 of file jidctint.cpp.

Referenced by jpeg_idct_islow().

#define FIX_0_899976223   ((INT32) 7373) /* FIX(0.899976223) */

Definition at line 79 of file jidctint.cpp.

Referenced by jpeg_idct_islow().

#define FIX_1_175875602   ((INT32) 9633) /* FIX(1.175875602) */

Definition at line 80 of file jidctint.cpp.

Referenced by jpeg_idct_islow().

#define FIX_1_501321110   ((INT32) 12299) /* FIX(1.501321110) */

Definition at line 81 of file jidctint.cpp.

Referenced by jpeg_idct_islow().

#define FIX_1_847759065   ((INT32) 15137) /* FIX(1.847759065) */

Definition at line 82 of file jidctint.cpp.

Referenced by jpeg_idct_islow().

#define FIX_1_961570560   ((INT32) 16069) /* FIX(1.961570560) */

Definition at line 83 of file jidctint.cpp.

Referenced by jpeg_idct_islow().

#define FIX_2_053119869   ((INT32) 16819) /* FIX(2.053119869) */

Definition at line 84 of file jidctint.cpp.

Referenced by jpeg_idct_islow().

#define FIX_2_562915447   ((INT32) 20995) /* FIX(2.562915447) */

Definition at line 85 of file jidctint.cpp.

Referenced by jpeg_idct_islow().

#define FIX_3_072711026   ((INT32) 25172) /* FIX(3.072711026) */

Definition at line 86 of file jidctint.cpp.

Referenced by jpeg_idct_islow().

#define JPEG_INTERNALS

Definition at line 10 of file jidctint.cpp.

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

Definition at line 111 of file jidctint.cpp.

Referenced by jpeg_idct_islow().

#define PASS1_BITS   2

Definition at line 61 of file jidctint.cpp.

Referenced by jpeg_idct_islow().

Function Documentation

jpeg_idct_islow ( j_decompress_ptr  cinfo,
jpeg_component_info compptr,
JCOEFPTR  coef_block,
JSAMPARRAY  output_buf,
JDIMENSION  output_col 
)



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