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,
 ) 

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,
 ) 

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().


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