faandct.c File Reference

Floating point AAN DCT

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#include "faandct.h"
#include "libavutil/internal.h"
#include "libavutil/libm.h"

Macros
#define	B0   1.000000000000000000000000000000000000
#define	B1   0.720959822006947913789091890943021267
#define	B2   0.765366864730179543456919968060797734
#define	B3   0.850430094767256448766702844371412325
#define	B4   1.000000000000000000000000000000000000
#define	B5   1.272758580572833938461007018281767032
#define	B6   1.847759065022573512256366378793576574
#define	B7   3.624509785411551372409941227504289587
#define	A1   M_SQRT1_2
#define	A2   0.54119610014619698435
#define	A5   0.38268343236508977170
#define	A4   1.30656296487637652774

Typedefs
typedef float	FLOAT

Functions
void	ff_faandct (int16_t *data)
void	ff_faandct248 (int16_t *data)

Detailed Description

Floating point AAN DCT

Author

Michael Niedermayer micha.nosp@m.elni.nosp@m.@gmx..nosp@m.at