Atmel Software Framework

jidctint.c File Reference
#include "jinclude.h"
#include "jpeglib.h"
#include "jdct.h"

Macros

#define CONST_BITS   13
 
#define DEQUANTIZE(coef, quantval)   (((ISLOW_MULT_TYPE) (coef)) * (quantval))
 
#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 JPEG_INTERNALS
 
#define MULTIPLY(var, const)   MULTIPLY16C16(var,const)
 
#define PASS1_BITS   2
 

Functions

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

#define CONST_BITS   13

Referenced by jpeg_idct_islow().

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

Referenced by jpeg_idct_islow().

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

Referenced by jpeg_idct_islow().

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

Referenced by jpeg_idct_islow().

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

Referenced by jpeg_idct_islow().

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

Referenced by jpeg_idct_islow().

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

Referenced by jpeg_idct_islow().

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

Referenced by jpeg_idct_islow().

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

Referenced by jpeg_idct_islow().

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

Referenced by jpeg_idct_islow().

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

Referenced by jpeg_idct_islow().

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

Referenced by jpeg_idct_islow().

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

Referenced by jpeg_idct_islow().

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

Referenced by jpeg_idct_islow().

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

Referenced by jpeg_idct_islow().

#define PASS1_BITS   2

Referenced by jpeg_idct_islow().