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Defines | |
#define | CONST_BITS 8 |
#define | DESCALE(x, n) RIGHT_SHIFT(x, n) |
#define | FIX_0_382683433 ((INT32) 98) /* FIX(0.382683433) */ |
#define | FIX_0_541196100 ((INT32) 139) /* FIX(0.541196100) */ |
#define | FIX_0_707106781 ((INT32) 181) /* FIX(0.707106781) */ |
#define | FIX_1_306562965 ((INT32) 334) /* FIX(1.306562965) */ |
#define | JPEG_INTERNALS |
#define | MULTIPLY(var, const) ((DCTELEM) DESCALE((var) * (const), CONST_BITS)) |
Functions | |
jpeg_fdct_ifast (DCTELEM *data) |
#define CONST_BITS 8 |
Definition at line 68 of file jfdctfst.c.
#define DESCALE | ( | x, | |
n | |||
) | RIGHT_SHIFT(x, n) |
Definition at line 98 of file jfdctfst.c.
#define FIX_0_382683433 ((INT32) 98) /* FIX(0.382683433) */ |
Definition at line 79 of file jfdctfst.c.
#define FIX_0_541196100 ((INT32) 139) /* FIX(0.541196100) */ |
Definition at line 80 of file jfdctfst.c.
#define FIX_0_707106781 ((INT32) 181) /* FIX(0.707106781) */ |
Definition at line 81 of file jfdctfst.c.
#define FIX_1_306562965 ((INT32) 334) /* FIX(1.306562965) */ |
Definition at line 82 of file jfdctfst.c.
#define JPEG_INTERNALS |
Definition at line 33 of file jfdctfst.c.
Definition at line 106 of file jfdctfst.c.
jpeg_fdct_ifast | ( | DCTELEM * | data | ) |
Definition at line 114 of file jfdctfst.c.