libavcodec/ppc/mpegaudiodec_altivec.c File Reference

#include "dsputil_altivec.h"
#include "util_altivec.h"
#include "libavcodec/dsputil.h"
#include "libavcodec/mpegaudiodsp.h"

Go to the source code of this file.

Defines

#define MACS(rt, ra, rb) rt+=(ra)*(rb)

#define MLSS(rt, ra, rb) rt-=(ra)*(rb)

#define SUM8(op, sum, w, p)

#define MULT(a, b)

Functions

static void apply_window (const float *buf, const float *win1, const float *win2, float *sum1, float *sum2, int len)

static void apply_window_mp3 (float *in, float *win, int *unused, float *out, int incr)

void ff_mpadsp_init_altivec (MPADSPContext *s)

Define Documentation

#define MACS	(	rt,
		ra,
		rb	)	rt+=(ra)*(rb)

Definition at line 27 of file mpegaudiodec_altivec.c.

#define MLSS	(	rt,
		ra,
		rb	)	rt-=(ra)*(rb)

Definition at line 28 of file mpegaudiodec_altivec.c.

#define MULT	(	a,
		b		)

Value:

{                                      \
        v1 = vec_ld(a, win1a);             \
        v2 = vec_ld(b, win2a);             \
        v3 = vec_ld(a, bufa);              \
        v0 = vec_madd(v3, v1, v0);         \
        v4 = vec_madd(v2, v3, v4);         \
    }

Referenced by apply_window().

#define SUM8	(	op,
		sum,
		w,
		p	)

Value:

{                                         \
    op(sum, (w)[0 * 64], (p)[0 * 64]);    \
    op(sum, (w)[1 * 64], (p)[1 * 64]);    \
    op(sum, (w)[2 * 64], (p)[2 * 64]);    \
    op(sum, (w)[3 * 64], (p)[3 * 64]);    \
    op(sum, (w)[4 * 64], (p)[4 * 64]);    \
    op(sum, (w)[5 * 64], (p)[5 * 64]);    \
    op(sum, (w)[6 * 64], (p)[6 * 64]);    \
    op(sum, (w)[7 * 64], (p)[7 * 64]);    \
}

Definition at line 30 of file mpegaudiodec_altivec.c.

Function Documentation

static void apply_window	(	const float *	buf,
		const float *	win1,
		const float *	win2,
		float *	sum1,
		float *	sum2,
		int	len
	)			`[static]`

Definition at line 42 of file mpegaudiodec_altivec.c.

static void apply_window_mp3	(	float *	in,
		float *	win,
		int *	unused,
		float *	out,
		int	incr
	)			`[static]`

Definition at line 87 of file mpegaudiodec_altivec.c.

Referenced by ff_mpadsp_init_altivec(), and ff_mpadsp_init_mmx().

void ff_mpadsp_init_altivec ( MPADSPContext * s )

Definition at line 126 of file mpegaudiodec_altivec.c.

Referenced by ff_mpadsp_init().


Defines
#define	MACS(rt, ra, rb) rt+=(ra)*(rb)
#define	MLSS(rt, ra, rb) rt-=(ra)*(rb)
#define	SUM8(op, sum, w, p)
#define	MULT(a, b)
Functions
static void	apply_window (const float buf, const float win1, const float win2, float sum1, float *sum2, int len)
static void	apply_window_mp3 (float in, float win, int unused, float out, int incr)
void	ff_mpadsp_init_altivec (MPADSPContext *s)