aac_defines.h File Reference

Go to the source code of this file.

Macros
#define	USE_FIXED   0
#define	FFT_FLOAT   1
#define	FFT_FIXED_32   0
#define	AAC_RENAME(x)   x
#define	AAC_RENAME_32(x)   x
#define	FIXR(x)   ((float)(x))
#define	FIXR10(x)   ((float)(x))
#define	Q23(x)   ((float)(x))
#define	Q30(x)   ((float)(x))
#define	Q31(x)   ((float)(x))
#define	RANGE15(x)   (32768.0 * (x))
#define	GET_GAIN(x, y)   powf((x), -(y))
#define	AAC_MUL16(x, y)   ((x) * (y))
#define	AAC_MUL26(x, y)   ((x) * (y))
#define	AAC_MUL30(x, y)   ((x) * (y))
#define	AAC_MUL31(x, y)   ((x) * (y))
#define	AAC_MADD28(x, y, a, b)   ((x) * (y) + (a) * (b))
#define	AAC_MADD30(x, y, a, b)   ((x) * (y) + (a) * (b))
#define	AAC_MADD30_V8(x, y, a, b, c, d, e, f)
#define	AAC_MSUB30(x, y, a, b)   ((x) * (y) - (a) * (b))
#define	AAC_MSUB30_V8(x, y, a, b, c, d, e, f)
#define	AAC_MSUB31_V3(x, y, z)   ((x) - (y)) * (z)
#define	AAC_HALF_SUM(x, y)   ((x) + (y)) * 0.5f
#define	AAC_SRA_R(x, y)   (x)

Typedefs
typedef float	INTFLOAT
typedef float	UINTFLOAT
typedef float	INT64FLOAT
typedef float	SHORTFLOAT
typedef float	AAC_FLOAT
typedef unsigned	AAC_SIGNE

Macro Definition Documentation

USE_FIXED

#define USE_FIXED   0

Definition at line 25 of file aac_defines.h.

Referenced by ac3_decode_init(), apply_intensity_stereo(), sbr_make_f_derived(), and spx_strategy().

FFT_FLOAT

#define FFT_FLOAT   1

Definition at line 81 of file aac_defines.h.

FFT_FIXED_32

#define FFT_FIXED_32   0

Definition at line 82 of file aac_defines.h.

AAC_RENAME

#define AAC_RENAME

(

x

)

x

Definition at line 84 of file aac_defines.h.

Referenced by aac_decode_close(), aac_static_table_init(), apply_tns(), che_configure(), decode_extension_payload(), ff_aac_sbr_ctx_init(), ff_aac_sbr_init(), ff_ps_ctx_init(), ff_sbr_apply(), imdct_and_windowing(), imdct_and_windowing_960(), imdct_and_windowing_eld(), imdct_and_windowing_ld(), main(), read_sbr_extension(), spectral_to_sample(), update_ltp(), and windowing_and_mdct_ltp().

AAC_RENAME_32

#define AAC_RENAME_32

(

x

)

x

Definition at line 85 of file aac_defines.h.

Referenced by aac_decode_init(), ff_aac_sbr_ctx_close(), and ff_aac_sbr_ctx_init().

FIXR

#define FIXR

(

x

)

((float)(x))

Definition at line 92 of file aac_defines.h.

Referenced by compute_lpc_coefs(), decode_init_static(), and decode_scalefactors().

FIXR10

#define FIXR10

(

x

)

((float)(x))

Definition at line 93 of file aac_defines.h.

Referenced by decode_cce().

Q23

#define Q23

(

x

)

((float)(x))

Definition at line 94 of file aac_defines.h.

Referenced by sbr_make_f_tablelim().

Q30

#define Q30

(

x

)

((float)(x))

Definition at line 95 of file aac_defines.h.

Referenced by ps_tableinit(), and stereo_processing().

Q31

#define Q31

(

x

)

((float)(x))

Definition at line 96 of file aac_defines.h.

Referenced by decorrelation(), ff_fft_end(), ps_decorrelate_c(), and ps_tableinit().

RANGE15

#define RANGE15

(

x

)

(32768.0 * (x))

Definition at line 97 of file aac_defines.h.

Referenced by aac_decode_init().

GET_GAIN

#define GET_GAIN	(		x,
			y
	)		powf((x), -(y))

Definition at line 98 of file aac_defines.h.

Referenced by decode_cce().

AAC_MUL16

#define AAC_MUL16	(		x,
			y
	)		((x) * (y))

Definition at line 99 of file aac_defines.h.

Referenced by ps_decorrelate_c(), and ps_mul_pair_single_c().

AAC_MUL26

#define AAC_MUL26	(		x,
			y
	)		((x) * (y))

Definition at line 100 of file aac_defines.h.

Referenced by apply_tns(), and compute_lpc_coefs().

AAC_MUL30

#define AAC_MUL30	(		x,
			y
	)		((x) * (y))

Definition at line 101 of file aac_defines.h.

Referenced by apply_ltp(), ps_decorrelate_c(), and stereo_processing().

AAC_MUL31

#define AAC_MUL31	(		x,
			y
	)		((x) * (y))

Definition at line 102 of file aac_defines.h.

Referenced by hybrid2_re(), imdct_and_windowing_eld(), ps_decorrelate_c(), and update_ltp().

AAC_MADD28

#define AAC_MADD28	(		x,
			y,
			a,
			b
	)		((x) * (y) + (a) * (b))

Definition at line 103 of file aac_defines.h.

Referenced by ps_add_squares_c().

AAC_MADD30

#define AAC_MADD30	(		x,
			y,
			a,
			b
	)		((x) * (y) + (a) * (b))

Definition at line 104 of file aac_defines.h.

Referenced by ps_decorrelate_c(), ps_stereo_interpolate_c(), and stereo_processing().

AAC_MADD30_V8

#define AAC_MADD30_V8	(		x,
			y,
			a,
			b,
			c,
			d,
			e,
			f
	)

Value:

((x) * (y) + (a) * (b) + \
                                               (c) * (d) + (e) * (f))

Definition at line 105 of file aac_defines.h.

Referenced by ps_stereo_interpolate_ipdopd_c().

AAC_MSUB30

#define AAC_MSUB30	(		x,
			y,
			a,
			b
	)		((x) * (y) - (a) * (b))

Definition at line 107 of file aac_defines.h.

Referenced by ps_decorrelate_c(), and stereo_processing().

AAC_MSUB30_V8

#define AAC_MSUB30_V8	(		x,
			y,
			a,
			b,
			c,
			d,
			e,
			f
	)

Value:

((x) * (y) + (a) * (b) - \
                                               (c) * (d) - (e) * (f))

Definition at line 108 of file aac_defines.h.

Referenced by ps_stereo_interpolate_ipdopd_c().

AAC_MSUB31_V3

#define AAC_MSUB31_V3	(		x,
			y,
			z
	)		((x) - (y)) * (z)

Definition at line 110 of file aac_defines.h.

Referenced by stereo_processing().

AAC_HALF_SUM

#define AAC_HALF_SUM	(		x,
			y
	)		((x) + (y)) * 0.5f

Definition at line 111 of file aac_defines.h.

Referenced by map_val_20_to_34(), and map_val_34_to_20().

AAC_SRA_R

#define AAC_SRA_R	(		x,
			y
	)		(x)

Definition at line 112 of file aac_defines.h.

Referenced by compute_lpc_coefs().

Typedef Documentation

INTFLOAT

typedef float INTFLOAT

Definition at line 86 of file aac_defines.h.

UINTFLOAT

typedef float UINTFLOAT

Definition at line 87 of file aac_defines.h.

INT64FLOAT

typedef float INT64FLOAT

Definition at line 88 of file aac_defines.h.

SHORTFLOAT

typedef float SHORTFLOAT

Definition at line 89 of file aac_defines.h.

AAC_FLOAT

typedef float AAC_FLOAT

Definition at line 90 of file aac_defines.h.

AAC_SIGNE

typedef unsigned AAC_SIGNE

Definition at line 91 of file aac_defines.h.