1
mirror of https://github.com/mpv-player/mpv synced 2024-12-28 06:03:45 +01:00

runtime cpu detection for the resample stuff

git-svn-id: svn://svn.mplayerhq.hu/mplayer/trunk@3627 b3059339-0415-0410-9bf9-f77b7e298cf2
This commit is contained in:
michael 2001-12-19 20:20:06 +00:00
parent 43e3a79618
commit 1ac3abfe2d
4 changed files with 370 additions and 243 deletions

View File

@ -118,5 +118,6 @@ int a52_frame (a52_state_t * state, uint8_t * buf, int * flags,
void a52_dynrng (a52_state_t * state,
sample_t (* call) (sample_t, void *), void * data);
int a52_block (a52_state_t * state, sample_t * samples);
extern int (* a52_resample) (float * _f, int16_t * s16);
#endif /* A52_H */

View File

@ -16,10 +16,14 @@
*/
#include <inttypes.h>
#include <stdio.h>
#include "a52.h"
#include "../config.h"
#include "../cpudetect.h"
#ifdef HAVE_MMX
int (* a52_resample) (float * _f, int16_t * s16)=NULL;
#ifdef ARCH_X86
static uint64_t __attribute__((aligned(8))) magicF2W= 0x43c0000043c00000LL;
static uint64_t __attribute__((aligned(8))) wm1010= 0xFFFF0000FFFF0000LL;
static uint64_t __attribute__((aligned(8))) wm0101= 0x0000FFFF0000FFFFLL;
@ -39,19 +43,109 @@ static inline int16_t convert (int32_t i)
static int chans=2;
static int flags=0;
void a52_resample_init(int _flags,int _chans){
chans=_chans;
flags=_flags;
}
int a52_resample(float * _f, int16_t * s16)
int a52_resample_C(float * _f, int16_t * s16)
{
int i;
int32_t * f = (int32_t *) _f;
switch (flags) {
case A52_MONO:
for (i = 0; i < 256; i++) {
s16[5*i] = s16[5*i+1] = s16[5*i+2] = s16[5*i+3] = 0;
s16[5*i+4] = convert (f[i]);
}
break;
case A52_CHANNEL:
case A52_STEREO:
case A52_DOLBY:
for (i = 0; i < 256; i++) {
s16[2*i] = convert (f[i]);
s16[2*i+1] = convert (f[i+256]);
}
break;
case A52_3F:
for (i = 0; i < 256; i++) {
s16[5*i] = convert (f[i]);
s16[5*i+1] = convert (f[i+512]);
s16[5*i+2] = s16[5*i+3] = 0;
s16[5*i+4] = convert (f[i+256]);
}
break;
case A52_2F2R:
for (i = 0; i < 256; i++) {
s16[4*i] = convert (f[i]);
s16[4*i+1] = convert (f[i+256]);
s16[4*i+2] = convert (f[i+512]);
s16[4*i+3] = convert (f[i+768]);
}
break;
case A52_3F2R:
for (i = 0; i < 256; i++) {
s16[5*i] = convert (f[i]);
s16[5*i+1] = convert (f[i+512]);
s16[5*i+2] = convert (f[i+768]);
s16[5*i+3] = convert (f[i+1024]);
s16[5*i+4] = convert (f[i+256]);
}
break;
case A52_MONO | A52_LFE:
for (i = 0; i < 256; i++) {
s16[6*i] = s16[6*i+1] = s16[6*i+2] = s16[6*i+3] = 0;
s16[6*i+4] = convert (f[i+256]);
s16[6*i+5] = convert (f[i]);
}
break;
case A52_CHANNEL | A52_LFE:
case A52_STEREO | A52_LFE:
case A52_DOLBY | A52_LFE:
for (i = 0; i < 256; i++) {
s16[6*i] = convert (f[i+256]);
s16[6*i+1] = convert (f[i+512]);
s16[6*i+2] = s16[6*i+3] = s16[6*i+4] = 0;
s16[6*i+5] = convert (f[i]);
}
break;
case A52_3F | A52_LFE:
for (i = 0; i < 256; i++) {
s16[6*i] = convert (f[i+256]);
s16[6*i+1] = convert (f[i+768]);
s16[6*i+2] = s16[6*i+3] = 0;
s16[6*i+4] = convert (f[i+512]);
s16[6*i+5] = convert (f[i]);
}
break;
case A52_2F2R | A52_LFE:
for (i = 0; i < 256; i++) {
s16[6*i] = convert (f[i+256]);
s16[6*i+1] = convert (f[i+512]);
s16[6*i+2] = convert (f[i+768]);
s16[6*i+3] = convert (f[i+1024]);
s16[6*i+4] = 0;
s16[6*i+5] = convert (f[i]);
}
break;
case A52_3F2R | A52_LFE:
for (i = 0; i < 256; i++) {
s16[6*i] = convert (f[i+256]);
s16[6*i+1] = convert (f[i+768]);
s16[6*i+2] = convert (f[i+1024]);
s16[6*i+3] = convert (f[i+1280]);
s16[6*i+4] = convert (f[i+512]);
s16[6*i+5] = convert (f[i]);
}
break;
}
return chans*256;
}
#ifdef ARCH_X86
int a52_resample_MMX(float * _f, int16_t * s16)
{
int i;
int32_t * f = (int32_t *) _f;
switch (flags) {
case A52_MONO:
#ifdef HAVE_MMX
asm volatile(
"movl $-512, %%esi \n\t"
"movq magicF2W, %%mm7 \n\t"
@ -84,12 +178,6 @@ int a52_resample(float * _f, int16_t * s16)
:: "r" (s16+1280), "r" (f+256)
:"%esi", "%edi", "memory"
);
#else
for (i = 0; i < 256; i++) {
s16[5*i] = s16[5*i+1] = s16[5*i+2] = s16[5*i+3] = 0;
s16[5*i+4] = convert (f[i]);
}
#endif
break;
case A52_CHANNEL:
case A52_STEREO:
@ -112,7 +200,6 @@ int a52_resample(float * _f, int16_t * s16)
:: "r" (s16+512), "r" (f+256)
:"%esi", "memory"
);*/
#ifdef HAVE_MMX
asm volatile(
"movl $-1024, %%esi \n\t"
"movq magicF2W, %%mm7 \n\t"
@ -138,14 +225,8 @@ int a52_resample(float * _f, int16_t * s16)
:: "r" (s16+512), "r" (f+256)
:"%esi", "memory"
);
#else
for (i = 0; i < 256; i++) {
s16[2*i] = convert (f[i]);
s16[2*i+1] = convert (f[i+256]);
}
#endif
break;
case A52_3F:
case A52_3F: //FIXME Optimize
for (i = 0; i < 256; i++) {
s16[5*i] = convert (f[i]);
s16[5*i+1] = convert (f[i+512]);
@ -154,7 +235,6 @@ int a52_resample(float * _f, int16_t * s16)
}
break;
case A52_2F2R:
#ifdef HAVE_MMX
asm volatile(
"movl $-1024, %%esi \n\t"
"movq magicF2W, %%mm7 \n\t"
@ -201,16 +281,8 @@ int a52_resample(float * _f, int16_t * s16)
:: "r" (s16+1024), "r" (f+256)
:"%esi", "memory"
);
#else
for (i = 0; i < 256; i++) {
s16[4*i] = convert (f[i]);
s16[4*i+1] = convert (f[i+256]);
s16[4*i+2] = convert (f[i+512]);
s16[4*i+3] = convert (f[i+768]);
}
#endif
break;
case A52_3F2R:
case A52_3F2R: //FIXME optimitze
for (i = 0; i < 256; i++) {
s16[5*i] = convert (f[i]);
s16[5*i+1] = convert (f[i+512]);
@ -220,7 +292,6 @@ int a52_resample(float * _f, int16_t * s16)
}
break;
case A52_MONO | A52_LFE:
#ifdef HAVE_MMX
asm volatile(
"movl $-1024, %%esi \n\t"
"movq magicF2W, %%mm7 \n\t"
@ -256,18 +327,10 @@ int a52_resample(float * _f, int16_t * s16)
:: "r" (s16+1536), "r" (f+256)
:"%esi", "%edi", "memory"
);
#else
for (i = 0; i < 256; i++) {
s16[6*i] = s16[6*i+1] = s16[6*i+2] = s16[6*i+3] = 0;
s16[6*i+4] = convert (f[i+256]);
s16[6*i+5] = convert (f[i]);
}
#endif
break;
case A52_CHANNEL | A52_LFE:
case A52_STEREO | A52_LFE:
case A52_DOLBY | A52_LFE:
#ifdef HAVE_MMX
asm volatile(
"movl $-1024, %%esi \n\t"
"movq magicF2W, %%mm7 \n\t"
@ -301,17 +364,8 @@ int a52_resample(float * _f, int16_t * s16)
:: "r" (s16+1536), "r" (f+256)
:"%esi", "%edi", "memory"
);
#else
for (i = 0; i < 256; i++) {
s16[6*i] = convert (f[i+256]);
s16[6*i+1] = convert (f[i+512]);
s16[6*i+2] = s16[6*i+3] = s16[6*i+4] = 0;
s16[6*i+5] = convert (f[i]);
}
#endif
break;
case A52_3F | A52_LFE:
#ifdef HAVE_MMX
asm volatile(
"movl $-1024, %%esi \n\t"
"movq magicF2W, %%mm7 \n\t"
@ -347,18 +401,8 @@ int a52_resample(float * _f, int16_t * s16)
:: "r" (s16+1536), "r" (f+256)
:"%esi", "%edi", "memory"
);
#else
for (i = 0; i < 256; i++) {
s16[6*i] = convert (f[i+256]);
s16[6*i+1] = convert (f[i+768]);
s16[6*i+2] = s16[6*i+3] = 0;
s16[6*i+4] = convert (f[i+512]);
s16[6*i+5] = convert (f[i]);
}
#endif
break;
case A52_2F2R | A52_LFE:
#ifdef HAVE_MMX
asm volatile(
"movl $-1024, %%esi \n\t"
"movq magicF2W, %%mm7 \n\t"
@ -400,19 +444,8 @@ int a52_resample(float * _f, int16_t * s16)
:: "r" (s16+1536), "r" (f+256)
:"%esi", "%edi", "memory"
);
#else
for (i = 0; i < 256; i++) {
s16[6*i] = convert (f[i+256]);
s16[6*i+1] = convert (f[i+512]);
s16[6*i+2] = convert (f[i+768]);
s16[6*i+3] = convert (f[i+1024]);
s16[6*i+4] = 0;
s16[6*i+5] = convert (f[i]);
}
#endif
break;
case A52_3F2R | A52_LFE:
#ifdef HAVE_MMX
asm volatile(
"movl $-1024, %%esi \n\t"
"movq magicF2W, %%mm7 \n\t"
@ -456,18 +489,27 @@ int a52_resample(float * _f, int16_t * s16)
:: "r" (s16+1536), "r" (f+256)
:"%esi", "%edi", "memory"
);
#else
for (i = 0; i < 256; i++) {
s16[6*i] = convert (f[i+256]);
s16[6*i+1] = convert (f[i+768]);
s16[6*i+2] = convert (f[i+1024]);
s16[6*i+3] = convert (f[i+1280]);
s16[6*i+4] = convert (f[i+512]);
s16[6*i+5] = convert (f[i]);
}
#endif
break;
}
return chans*256;
}
#endif //arch_x86
void a52_resample_init(int _flags,int _chans){
chans=_chans;
flags=_flags;
if(a52_resample==NULL) // only once please ;)
{
if(gCpuCaps.hasMMX) fprintf(stderr, "Using MMX optimized resampler\n");
else fprintf(stderr, "No accelerated resampler found\n");
}
#ifdef ARCH_X86
if(gCpuCaps.hasMMX) a52_resample= a52_resample_MMX;
#else
if(0);
#endif
else a52_resample= a52_resample_C;
}

View File

@ -16,10 +16,14 @@
*/
#include <inttypes.h>
#include <stdio.h>
#include "a52.h"
#include "../config.h"
#include "../cpudetect.h"
#ifdef HAVE_MMX
int (* a52_resample) (float * _f, int16_t * s16)=NULL;
#ifdef ARCH_X86
static uint64_t __attribute__((aligned(8))) magicF2W= 0x43c0000043c00000LL;
static uint64_t __attribute__((aligned(8))) wm1010= 0xFFFF0000FFFF0000LL;
static uint64_t __attribute__((aligned(8))) wm0101= 0x0000FFFF0000FFFFLL;
@ -39,19 +43,109 @@ static inline int16_t convert (int32_t i)
static int chans=2;
static int flags=0;
void a52_resample_init(int _flags,int _chans){
chans=_chans;
flags=_flags;
}
int a52_resample(float * _f, int16_t * s16)
int a52_resample_C(float * _f, int16_t * s16)
{
int i;
int32_t * f = (int32_t *) _f;
switch (flags) {
case A52_MONO:
for (i = 0; i < 256; i++) {
s16[5*i] = s16[5*i+1] = s16[5*i+2] = s16[5*i+3] = 0;
s16[5*i+4] = convert (f[i]);
}
break;
case A52_CHANNEL:
case A52_STEREO:
case A52_DOLBY:
for (i = 0; i < 256; i++) {
s16[2*i] = convert (f[i]);
s16[2*i+1] = convert (f[i+256]);
}
break;
case A52_3F:
for (i = 0; i < 256; i++) {
s16[5*i] = convert (f[i]);
s16[5*i+1] = convert (f[i+512]);
s16[5*i+2] = s16[5*i+3] = 0;
s16[5*i+4] = convert (f[i+256]);
}
break;
case A52_2F2R:
for (i = 0; i < 256; i++) {
s16[4*i] = convert (f[i]);
s16[4*i+1] = convert (f[i+256]);
s16[4*i+2] = convert (f[i+512]);
s16[4*i+3] = convert (f[i+768]);
}
break;
case A52_3F2R:
for (i = 0; i < 256; i++) {
s16[5*i] = convert (f[i]);
s16[5*i+1] = convert (f[i+512]);
s16[5*i+2] = convert (f[i+768]);
s16[5*i+3] = convert (f[i+1024]);
s16[5*i+4] = convert (f[i+256]);
}
break;
case A52_MONO | A52_LFE:
for (i = 0; i < 256; i++) {
s16[6*i] = s16[6*i+1] = s16[6*i+2] = s16[6*i+3] = 0;
s16[6*i+4] = convert (f[i+256]);
s16[6*i+5] = convert (f[i]);
}
break;
case A52_CHANNEL | A52_LFE:
case A52_STEREO | A52_LFE:
case A52_DOLBY | A52_LFE:
for (i = 0; i < 256; i++) {
s16[6*i] = convert (f[i+256]);
s16[6*i+1] = convert (f[i+512]);
s16[6*i+2] = s16[6*i+3] = s16[6*i+4] = 0;
s16[6*i+5] = convert (f[i]);
}
break;
case A52_3F | A52_LFE:
for (i = 0; i < 256; i++) {
s16[6*i] = convert (f[i+256]);
s16[6*i+1] = convert (f[i+768]);
s16[6*i+2] = s16[6*i+3] = 0;
s16[6*i+4] = convert (f[i+512]);
s16[6*i+5] = convert (f[i]);
}
break;
case A52_2F2R | A52_LFE:
for (i = 0; i < 256; i++) {
s16[6*i] = convert (f[i+256]);
s16[6*i+1] = convert (f[i+512]);
s16[6*i+2] = convert (f[i+768]);
s16[6*i+3] = convert (f[i+1024]);
s16[6*i+4] = 0;
s16[6*i+5] = convert (f[i]);
}
break;
case A52_3F2R | A52_LFE:
for (i = 0; i < 256; i++) {
s16[6*i] = convert (f[i+256]);
s16[6*i+1] = convert (f[i+768]);
s16[6*i+2] = convert (f[i+1024]);
s16[6*i+3] = convert (f[i+1280]);
s16[6*i+4] = convert (f[i+512]);
s16[6*i+5] = convert (f[i]);
}
break;
}
return chans*256;
}
#ifdef ARCH_X86
int a52_resample_MMX(float * _f, int16_t * s16)
{
int i;
int32_t * f = (int32_t *) _f;
switch (flags) {
case A52_MONO:
#ifdef HAVE_MMX
asm volatile(
"movl $-512, %%esi \n\t"
"movq magicF2W, %%mm7 \n\t"
@ -84,12 +178,6 @@ int a52_resample(float * _f, int16_t * s16)
:: "r" (s16+1280), "r" (f+256)
:"%esi", "%edi", "memory"
);
#else
for (i = 0; i < 256; i++) {
s16[5*i] = s16[5*i+1] = s16[5*i+2] = s16[5*i+3] = 0;
s16[5*i+4] = convert (f[i]);
}
#endif
break;
case A52_CHANNEL:
case A52_STEREO:
@ -112,7 +200,6 @@ int a52_resample(float * _f, int16_t * s16)
:: "r" (s16+512), "r" (f+256)
:"%esi", "memory"
);*/
#ifdef HAVE_MMX
asm volatile(
"movl $-1024, %%esi \n\t"
"movq magicF2W, %%mm7 \n\t"
@ -138,14 +225,8 @@ int a52_resample(float * _f, int16_t * s16)
:: "r" (s16+512), "r" (f+256)
:"%esi", "memory"
);
#else
for (i = 0; i < 256; i++) {
s16[2*i] = convert (f[i]);
s16[2*i+1] = convert (f[i+256]);
}
#endif
break;
case A52_3F:
case A52_3F: //FIXME Optimize
for (i = 0; i < 256; i++) {
s16[5*i] = convert (f[i]);
s16[5*i+1] = convert (f[i+512]);
@ -154,7 +235,6 @@ int a52_resample(float * _f, int16_t * s16)
}
break;
case A52_2F2R:
#ifdef HAVE_MMX
asm volatile(
"movl $-1024, %%esi \n\t"
"movq magicF2W, %%mm7 \n\t"
@ -201,16 +281,8 @@ int a52_resample(float * _f, int16_t * s16)
:: "r" (s16+1024), "r" (f+256)
:"%esi", "memory"
);
#else
for (i = 0; i < 256; i++) {
s16[4*i] = convert (f[i]);
s16[4*i+1] = convert (f[i+256]);
s16[4*i+2] = convert (f[i+512]);
s16[4*i+3] = convert (f[i+768]);
}
#endif
break;
case A52_3F2R:
case A52_3F2R: //FIXME optimitze
for (i = 0; i < 256; i++) {
s16[5*i] = convert (f[i]);
s16[5*i+1] = convert (f[i+512]);
@ -220,7 +292,6 @@ int a52_resample(float * _f, int16_t * s16)
}
break;
case A52_MONO | A52_LFE:
#ifdef HAVE_MMX
asm volatile(
"movl $-1024, %%esi \n\t"
"movq magicF2W, %%mm7 \n\t"
@ -256,18 +327,10 @@ int a52_resample(float * _f, int16_t * s16)
:: "r" (s16+1536), "r" (f+256)
:"%esi", "%edi", "memory"
);
#else
for (i = 0; i < 256; i++) {
s16[6*i] = s16[6*i+1] = s16[6*i+2] = s16[6*i+3] = 0;
s16[6*i+4] = convert (f[i+256]);
s16[6*i+5] = convert (f[i]);
}
#endif
break;
case A52_CHANNEL | A52_LFE:
case A52_STEREO | A52_LFE:
case A52_DOLBY | A52_LFE:
#ifdef HAVE_MMX
asm volatile(
"movl $-1024, %%esi \n\t"
"movq magicF2W, %%mm7 \n\t"
@ -301,17 +364,8 @@ int a52_resample(float * _f, int16_t * s16)
:: "r" (s16+1536), "r" (f+256)
:"%esi", "%edi", "memory"
);
#else
for (i = 0; i < 256; i++) {
s16[6*i] = convert (f[i+256]);
s16[6*i+1] = convert (f[i+512]);
s16[6*i+2] = s16[6*i+3] = s16[6*i+4] = 0;
s16[6*i+5] = convert (f[i]);
}
#endif
break;
case A52_3F | A52_LFE:
#ifdef HAVE_MMX
asm volatile(
"movl $-1024, %%esi \n\t"
"movq magicF2W, %%mm7 \n\t"
@ -347,18 +401,8 @@ int a52_resample(float * _f, int16_t * s16)
:: "r" (s16+1536), "r" (f+256)
:"%esi", "%edi", "memory"
);
#else
for (i = 0; i < 256; i++) {
s16[6*i] = convert (f[i+256]);
s16[6*i+1] = convert (f[i+768]);
s16[6*i+2] = s16[6*i+3] = 0;
s16[6*i+4] = convert (f[i+512]);
s16[6*i+5] = convert (f[i]);
}
#endif
break;
case A52_2F2R | A52_LFE:
#ifdef HAVE_MMX
asm volatile(
"movl $-1024, %%esi \n\t"
"movq magicF2W, %%mm7 \n\t"
@ -400,19 +444,8 @@ int a52_resample(float * _f, int16_t * s16)
:: "r" (s16+1536), "r" (f+256)
:"%esi", "%edi", "memory"
);
#else
for (i = 0; i < 256; i++) {
s16[6*i] = convert (f[i+256]);
s16[6*i+1] = convert (f[i+512]);
s16[6*i+2] = convert (f[i+768]);
s16[6*i+3] = convert (f[i+1024]);
s16[6*i+4] = 0;
s16[6*i+5] = convert (f[i]);
}
#endif
break;
case A52_3F2R | A52_LFE:
#ifdef HAVE_MMX
asm volatile(
"movl $-1024, %%esi \n\t"
"movq magicF2W, %%mm7 \n\t"
@ -456,18 +489,27 @@ int a52_resample(float * _f, int16_t * s16)
:: "r" (s16+1536), "r" (f+256)
:"%esi", "%edi", "memory"
);
#else
for (i = 0; i < 256; i++) {
s16[6*i] = convert (f[i+256]);
s16[6*i+1] = convert (f[i+768]);
s16[6*i+2] = convert (f[i+1024]);
s16[6*i+3] = convert (f[i+1280]);
s16[6*i+4] = convert (f[i+512]);
s16[6*i+5] = convert (f[i]);
}
#endif
break;
}
return chans*256;
}
#endif //arch_x86
void a52_resample_init(int _flags,int _chans){
chans=_chans;
flags=_flags;
if(a52_resample==NULL) // only once please ;)
{
if(gCpuCaps.hasMMX) fprintf(stderr, "Using MMX optimized resampler\n");
else fprintf(stderr, "No accelerated resampler found\n");
}
#ifdef ARCH_X86
if(gCpuCaps.hasMMX) a52_resample= a52_resample_MMX;
#else
if(0);
#endif
else a52_resample= a52_resample_C;
}

View File

@ -16,10 +16,14 @@
*/
#include <inttypes.h>
#include <stdio.h>
#include "a52.h"
#include "../config.h"
#include "../cpudetect.h"
#ifdef HAVE_MMX
int (* a52_resample) (float * _f, int16_t * s16)=NULL;
#ifdef ARCH_X86
static uint64_t __attribute__((aligned(8))) magicF2W= 0x43c0000043c00000LL;
static uint64_t __attribute__((aligned(8))) wm1010= 0xFFFF0000FFFF0000LL;
static uint64_t __attribute__((aligned(8))) wm0101= 0x0000FFFF0000FFFFLL;
@ -39,19 +43,109 @@ static inline int16_t convert (int32_t i)
static int chans=2;
static int flags=0;
void a52_resample_init(int _flags,int _chans){
chans=_chans;
flags=_flags;
}
int a52_resample(float * _f, int16_t * s16)
int a52_resample_C(float * _f, int16_t * s16)
{
int i;
int32_t * f = (int32_t *) _f;
switch (flags) {
case A52_MONO:
for (i = 0; i < 256; i++) {
s16[5*i] = s16[5*i+1] = s16[5*i+2] = s16[5*i+3] = 0;
s16[5*i+4] = convert (f[i]);
}
break;
case A52_CHANNEL:
case A52_STEREO:
case A52_DOLBY:
for (i = 0; i < 256; i++) {
s16[2*i] = convert (f[i]);
s16[2*i+1] = convert (f[i+256]);
}
break;
case A52_3F:
for (i = 0; i < 256; i++) {
s16[5*i] = convert (f[i]);
s16[5*i+1] = convert (f[i+512]);
s16[5*i+2] = s16[5*i+3] = 0;
s16[5*i+4] = convert (f[i+256]);
}
break;
case A52_2F2R:
for (i = 0; i < 256; i++) {
s16[4*i] = convert (f[i]);
s16[4*i+1] = convert (f[i+256]);
s16[4*i+2] = convert (f[i+512]);
s16[4*i+3] = convert (f[i+768]);
}
break;
case A52_3F2R:
for (i = 0; i < 256; i++) {
s16[5*i] = convert (f[i]);
s16[5*i+1] = convert (f[i+512]);
s16[5*i+2] = convert (f[i+768]);
s16[5*i+3] = convert (f[i+1024]);
s16[5*i+4] = convert (f[i+256]);
}
break;
case A52_MONO | A52_LFE:
for (i = 0; i < 256; i++) {
s16[6*i] = s16[6*i+1] = s16[6*i+2] = s16[6*i+3] = 0;
s16[6*i+4] = convert (f[i+256]);
s16[6*i+5] = convert (f[i]);
}
break;
case A52_CHANNEL | A52_LFE:
case A52_STEREO | A52_LFE:
case A52_DOLBY | A52_LFE:
for (i = 0; i < 256; i++) {
s16[6*i] = convert (f[i+256]);
s16[6*i+1] = convert (f[i+512]);
s16[6*i+2] = s16[6*i+3] = s16[6*i+4] = 0;
s16[6*i+5] = convert (f[i]);
}
break;
case A52_3F | A52_LFE:
for (i = 0; i < 256; i++) {
s16[6*i] = convert (f[i+256]);
s16[6*i+1] = convert (f[i+768]);
s16[6*i+2] = s16[6*i+3] = 0;
s16[6*i+4] = convert (f[i+512]);
s16[6*i+5] = convert (f[i]);
}
break;
case A52_2F2R | A52_LFE:
for (i = 0; i < 256; i++) {
s16[6*i] = convert (f[i+256]);
s16[6*i+1] = convert (f[i+512]);
s16[6*i+2] = convert (f[i+768]);
s16[6*i+3] = convert (f[i+1024]);
s16[6*i+4] = 0;
s16[6*i+5] = convert (f[i]);
}
break;
case A52_3F2R | A52_LFE:
for (i = 0; i < 256; i++) {
s16[6*i] = convert (f[i+256]);
s16[6*i+1] = convert (f[i+768]);
s16[6*i+2] = convert (f[i+1024]);
s16[6*i+3] = convert (f[i+1280]);
s16[6*i+4] = convert (f[i+512]);
s16[6*i+5] = convert (f[i]);
}
break;
}
return chans*256;
}
#ifdef ARCH_X86
int a52_resample_MMX(float * _f, int16_t * s16)
{
int i;
int32_t * f = (int32_t *) _f;
switch (flags) {
case A52_MONO:
#ifdef HAVE_MMX
asm volatile(
"movl $-512, %%esi \n\t"
"movq magicF2W, %%mm7 \n\t"
@ -84,12 +178,6 @@ int a52_resample(float * _f, int16_t * s16)
:: "r" (s16+1280), "r" (f+256)
:"%esi", "%edi", "memory"
);
#else
for (i = 0; i < 256; i++) {
s16[5*i] = s16[5*i+1] = s16[5*i+2] = s16[5*i+3] = 0;
s16[5*i+4] = convert (f[i]);
}
#endif
break;
case A52_CHANNEL:
case A52_STEREO:
@ -112,7 +200,6 @@ int a52_resample(float * _f, int16_t * s16)
:: "r" (s16+512), "r" (f+256)
:"%esi", "memory"
);*/
#ifdef HAVE_MMX
asm volatile(
"movl $-1024, %%esi \n\t"
"movq magicF2W, %%mm7 \n\t"
@ -138,14 +225,8 @@ int a52_resample(float * _f, int16_t * s16)
:: "r" (s16+512), "r" (f+256)
:"%esi", "memory"
);
#else
for (i = 0; i < 256; i++) {
s16[2*i] = convert (f[i]);
s16[2*i+1] = convert (f[i+256]);
}
#endif
break;
case A52_3F:
case A52_3F: //FIXME Optimize
for (i = 0; i < 256; i++) {
s16[5*i] = convert (f[i]);
s16[5*i+1] = convert (f[i+512]);
@ -154,7 +235,6 @@ int a52_resample(float * _f, int16_t * s16)
}
break;
case A52_2F2R:
#ifdef HAVE_MMX
asm volatile(
"movl $-1024, %%esi \n\t"
"movq magicF2W, %%mm7 \n\t"
@ -201,16 +281,8 @@ int a52_resample(float * _f, int16_t * s16)
:: "r" (s16+1024), "r" (f+256)
:"%esi", "memory"
);
#else
for (i = 0; i < 256; i++) {
s16[4*i] = convert (f[i]);
s16[4*i+1] = convert (f[i+256]);
s16[4*i+2] = convert (f[i+512]);
s16[4*i+3] = convert (f[i+768]);
}
#endif
break;
case A52_3F2R:
case A52_3F2R: //FIXME optimitze
for (i = 0; i < 256; i++) {
s16[5*i] = convert (f[i]);
s16[5*i+1] = convert (f[i+512]);
@ -220,7 +292,6 @@ int a52_resample(float * _f, int16_t * s16)
}
break;
case A52_MONO | A52_LFE:
#ifdef HAVE_MMX
asm volatile(
"movl $-1024, %%esi \n\t"
"movq magicF2W, %%mm7 \n\t"
@ -256,18 +327,10 @@ int a52_resample(float * _f, int16_t * s16)
:: "r" (s16+1536), "r" (f+256)
:"%esi", "%edi", "memory"
);
#else
for (i = 0; i < 256; i++) {
s16[6*i] = s16[6*i+1] = s16[6*i+2] = s16[6*i+3] = 0;
s16[6*i+4] = convert (f[i+256]);
s16[6*i+5] = convert (f[i]);
}
#endif
break;
case A52_CHANNEL | A52_LFE:
case A52_STEREO | A52_LFE:
case A52_DOLBY | A52_LFE:
#ifdef HAVE_MMX
asm volatile(
"movl $-1024, %%esi \n\t"
"movq magicF2W, %%mm7 \n\t"
@ -301,17 +364,8 @@ int a52_resample(float * _f, int16_t * s16)
:: "r" (s16+1536), "r" (f+256)
:"%esi", "%edi", "memory"
);
#else
for (i = 0; i < 256; i++) {
s16[6*i] = convert (f[i+256]);
s16[6*i+1] = convert (f[i+512]);
s16[6*i+2] = s16[6*i+3] = s16[6*i+4] = 0;
s16[6*i+5] = convert (f[i]);
}
#endif
break;
case A52_3F | A52_LFE:
#ifdef HAVE_MMX
asm volatile(
"movl $-1024, %%esi \n\t"
"movq magicF2W, %%mm7 \n\t"
@ -347,18 +401,8 @@ int a52_resample(float * _f, int16_t * s16)
:: "r" (s16+1536), "r" (f+256)
:"%esi", "%edi", "memory"
);
#else
for (i = 0; i < 256; i++) {
s16[6*i] = convert (f[i+256]);
s16[6*i+1] = convert (f[i+768]);
s16[6*i+2] = s16[6*i+3] = 0;
s16[6*i+4] = convert (f[i+512]);
s16[6*i+5] = convert (f[i]);
}
#endif
break;
case A52_2F2R | A52_LFE:
#ifdef HAVE_MMX
asm volatile(
"movl $-1024, %%esi \n\t"
"movq magicF2W, %%mm7 \n\t"
@ -400,19 +444,8 @@ int a52_resample(float * _f, int16_t * s16)
:: "r" (s16+1536), "r" (f+256)
:"%esi", "%edi", "memory"
);
#else
for (i = 0; i < 256; i++) {
s16[6*i] = convert (f[i+256]);
s16[6*i+1] = convert (f[i+512]);
s16[6*i+2] = convert (f[i+768]);
s16[6*i+3] = convert (f[i+1024]);
s16[6*i+4] = 0;
s16[6*i+5] = convert (f[i]);
}
#endif
break;
case A52_3F2R | A52_LFE:
#ifdef HAVE_MMX
asm volatile(
"movl $-1024, %%esi \n\t"
"movq magicF2W, %%mm7 \n\t"
@ -456,18 +489,27 @@ int a52_resample(float * _f, int16_t * s16)
:: "r" (s16+1536), "r" (f+256)
:"%esi", "%edi", "memory"
);
#else
for (i = 0; i < 256; i++) {
s16[6*i] = convert (f[i+256]);
s16[6*i+1] = convert (f[i+768]);
s16[6*i+2] = convert (f[i+1024]);
s16[6*i+3] = convert (f[i+1280]);
s16[6*i+4] = convert (f[i+512]);
s16[6*i+5] = convert (f[i]);
}
#endif
break;
}
return chans*256;
}
#endif //arch_x86
void a52_resample_init(int _flags,int _chans){
chans=_chans;
flags=_flags;
if(a52_resample==NULL) // only once please ;)
{
if(gCpuCaps.hasMMX) fprintf(stderr, "Using MMX optimized resampler\n");
else fprintf(stderr, "No accelerated resampler found\n");
}
#ifdef ARCH_X86
if(gCpuCaps.hasMMX) a52_resample= a52_resample_MMX;
#else
if(0);
#endif
else a52_resample= a52_resample_C;
}