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Newer version, using a vectorized version of the 

new organisation of code in doVertLowPass. it
seems to be faster in AltiVec also...

Also includes a compile fix for the new do_a_deblock
when using AltiVec.

patch by (Romain Dolbeau <dolbeau at irisa dot fr>)

Originally committed as revision 3167 to svn://svn.ffmpeg.org/ffmpeg/trunk
tags/v0.5
Romain Dolbeau Michael Niedermayer 21 years ago
parent
39d89b6966
commit
a7b2871cd1
3 changed files with 421 additions and 83 deletions
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  1. +4
    -0
      libavcodec/libpostproc/postprocess.c
  2. +413
    -81
      libavcodec/libpostproc/postprocess_altivec_template.c
  3. +4
    -2
      libavcodec/libpostproc/postprocess_template.c

+ 4
- 0
libavcodec/libpostproc/postprocess.c View File

@@ -92,6 +92,10 @@ try to unroll inner for(x=0 ... loop to avoid these damn if(x ... checks


#include "mangle.h" //FIXME should be supressed #include "mangle.h" //FIXME should be supressed


#ifdef HAVE_ALTIVEC_H
#include <altivec.h>
#endif

#ifndef HAVE_MEMALIGN #ifndef HAVE_MEMALIGN
#define memalign(a,b) malloc(b) #define memalign(a,b) malloc(b)
#endif #endif


+ 413
- 81
libavcodec/libpostproc/postprocess_altivec_template.c View File

@@ -25,6 +25,39 @@
#define AVV(x...) {x} #define AVV(x...) {x}
#endif #endif


#define ALTIVEC_TRANSPOSE_8x8_SHORT(src_a,src_b,src_c,src_d,src_e,src_f,src_g,src_h) \
do { \
__typeof__(src_a) tempA1, tempB1, tempC1, tempD1; \
__typeof__(src_a) tempE1, tempF1, tempG1, tempH1; \
__typeof__(src_a) tempA2, tempB2, tempC2, tempD2; \
__typeof__(src_a) tempE2, tempF2, tempG2, tempH2; \
tempA1 = vec_mergeh (src_a, src_e); \
tempB1 = vec_mergel (src_a, src_e); \
tempC1 = vec_mergeh (src_b, src_f); \
tempD1 = vec_mergel (src_b, src_f); \
tempE1 = vec_mergeh (src_c, src_g); \
tempF1 = vec_mergel (src_c, src_g); \
tempG1 = vec_mergeh (src_d, src_h); \
tempH1 = vec_mergel (src_d, src_h); \
tempA2 = vec_mergeh (tempA1, tempE1); \
tempB2 = vec_mergel (tempA1, tempE1); \
tempC2 = vec_mergeh (tempB1, tempF1); \
tempD2 = vec_mergel (tempB1, tempF1); \
tempE2 = vec_mergeh (tempC1, tempG1); \
tempF2 = vec_mergel (tempC1, tempG1); \
tempG2 = vec_mergeh (tempD1, tempH1); \
tempH2 = vec_mergel (tempD1, tempH1); \
src_a = vec_mergeh (tempA2, tempE2); \
src_b = vec_mergel (tempA2, tempE2); \
src_c = vec_mergeh (tempB2, tempF2); \
src_d = vec_mergel (tempB2, tempF2); \
src_e = vec_mergeh (tempC2, tempG2); \
src_f = vec_mergel (tempC2, tempG2); \
src_g = vec_mergeh (tempD2, tempH2); \
src_h = vec_mergel (tempD2, tempH2); \
} while (0)


static inline int vertClassify_altivec(uint8_t src[], int stride, PPContext *c) { static inline int vertClassify_altivec(uint8_t src[], int stride, PPContext *c) {
/* /*
this code makes no assumption on src or stride. this code makes no assumption on src or stride.
@@ -133,6 +166,126 @@ static inline int vertClassify_altivec(uint8_t src[], int stride, PPContext *c)
else return 2; else return 2;
} }


/* this is the same as vertClassify_altivec,
with an added 8x8 transpose after the loading,
and w/o the stride*4 offset */
static inline int horizClassify_altivec(uint8_t src[], int stride, PPContext *c) {
/*
this code makes no assumption on src or stride.
One could remove the recomputation of the perm
vector by assuming (stride % 16) == 0, unfortunately
this is not always true.
*/
register int y;
short __attribute__ ((aligned(16))) data[8];
int numEq;
uint8_t *src2 = src;
vector signed short v_dcOffset;
vector signed short v2QP;
vector unsigned short v4QP;
vector unsigned short v_dcThreshold;
int two_vectors = ((((unsigned long)src2 % 16) > 8) || (stride % 16)) ? 1 : 0;
const vector signed int zero = vec_splat_s32(0);
const vector signed short mask = vec_splat_s16(1);
vector signed int v_numEq = vec_splat_s32(0);
data[0] = ((c->nonBQP*c->ppMode.baseDcDiff)>>8) + 1;
data[1] = data[0] * 2 + 1;
data[2] = c->QP * 2;
data[3] = c->QP * 4;
vector signed short v_data = vec_ld(0, data);
v_dcOffset = vec_splat(v_data, 0);
v_dcThreshold = (vector unsigned short)vec_splat(v_data, 1);
v2QP = vec_splat(v_data, 2);
v4QP = (vector unsigned short)vec_splat(v_data, 3);

// src2 += stride * 4;

#define LOAD_LINE(i) \
register int j##i = i * stride; \
vector unsigned char perm##i = vec_lvsl(j##i, src2); \
const vector unsigned char v_srcA1##i = vec_ld(j##i, src2); \
vector unsigned char v_srcA2##i; \
if (two_vectors) \
v_srcA2##i = vec_ld(j##i + 16, src2); \
const vector unsigned char v_srcA##i = \
vec_perm(v_srcA1##i, v_srcA2##i, perm##i); \
vector signed short v_srcAss##i = \
(vector signed short)vec_mergeh((vector signed char)zero, \
(vector signed char)v_srcA##i)

LOAD_LINE(0);
LOAD_LINE(1);
LOAD_LINE(2);
LOAD_LINE(3);
LOAD_LINE(4);
LOAD_LINE(5);
LOAD_LINE(6);
LOAD_LINE(7);
#undef LOAD_LINE

ALTIVEC_TRANSPOSE_8x8_SHORT(v_srcAss0,
v_srcAss1,
v_srcAss2,
v_srcAss3,
v_srcAss4,
v_srcAss5,
v_srcAss6,
v_srcAss7);

#define ITER(i, j) \
const vector signed short v_diff##i = \
vec_sub(v_srcAss##i, v_srcAss##j); \
const vector signed short v_sum##i = \
vec_add(v_diff##i, v_dcOffset); \
const vector signed short v_comp##i = \
(vector signed short)vec_cmplt((vector unsigned short)v_sum##i, \
v_dcThreshold); \
const vector signed short v_part##i = vec_and(mask, v_comp##i); \
v_numEq = vec_sum4s(v_part##i, v_numEq);

ITER(0, 1);
ITER(1, 2);
ITER(2, 3);
ITER(3, 4);
ITER(4, 5);
ITER(5, 6);
ITER(6, 7);
#undef ITER

v_numEq = vec_sums(v_numEq, zero);
v_numEq = vec_splat(v_numEq, 3);
vec_ste(v_numEq, 0, &numEq);

if (numEq > c->ppMode.flatnessThreshold)
{
const vector unsigned char mmoP1 = (const vector unsigned char)
AVV(0x1f, 0x1f, 0x1f, 0x1f, 0x1f, 0x1f, 0x1f, 0x1f,
0x00, 0x01, 0x12, 0x13, 0x08, 0x09, 0x1A, 0x1B);
const vector unsigned char mmoP2 = (const vector unsigned char)
AVV(0x04, 0x05, 0x16, 0x17, 0x0C, 0x0D, 0x1E, 0x1F,
0x1f, 0x1f, 0x1f, 0x1f, 0x1f, 0x1f, 0x1f, 0x1f);
const vector unsigned char mmoP = (const vector unsigned char)
vec_lvsl(8, (unsigned char*)0);
vector signed short mmoL1 = vec_perm(v_srcAss0, v_srcAss2, mmoP1);
vector signed short mmoL2 = vec_perm(v_srcAss4, v_srcAss6, mmoP2);
vector signed short mmoL = vec_perm(mmoL1, mmoL2, mmoP);
vector signed short mmoR1 = vec_perm(v_srcAss5, v_srcAss7, mmoP1);
vector signed short mmoR2 = vec_perm(v_srcAss1, v_srcAss3, mmoP2);
vector signed short mmoR = vec_perm(mmoR1, mmoR2, mmoP);
vector signed short mmoDiff = vec_sub(mmoL, mmoR);
vector unsigned short mmoSum = (vector unsigned short)vec_add(mmoDiff, v2QP);
if (vec_any_gt(mmoSum, v4QP))
return 0;
else
return 1;
}
else return 2;
}



static inline void doVertLowPass_altivec(uint8_t *src, int stride, PPContext *c) { static inline void doVertLowPass_altivec(uint8_t *src, int stride, PPContext *c) {
/* /*
@@ -180,77 +333,67 @@ static inline void doVertLowPass_altivec(uint8_t *src, int stride, PPContext *c)
const vector unsigned short v_1 = vec_splat_u16(1); const vector unsigned short v_1 = vec_splat_u16(1);
const vector unsigned short v_2 = vec_splat_u16(2); const vector unsigned short v_2 = vec_splat_u16(2);
const vector unsigned short v_4 = vec_splat_u16(4); const vector unsigned short v_4 = vec_splat_u16(4);
const vector signed short v_8 = vec_splat_s16(8);

const vector signed short v_first = vec_sel(vb1, vb0,
vec_cmplt(vec_abs(vec_sub(vb0, vb1)),
vqp));
const vector signed short v_last = vec_sel(vb8, vb9,
vec_cmplt(vec_abs(vec_sub(vb8, vb9)),
vqp));

const vector signed short v_sums0 = vec_add(v_first, vb1);
const vector signed short v_sums1 = vec_add(vb1, vb2);
const vector signed short v_sums2 = vec_add(vb2, vb3);
const vector signed short v_sums3 = vec_add(vb3, vb4);
const vector signed short v_sums4 = vec_add(vb4, vb5);
const vector signed short v_sums5 = vec_add(vb5, vb6);
const vector signed short v_sums6 = vec_add(vb6, vb7);
const vector signed short v_sums7 = vec_add(vb7, vb8);
const vector signed short v_sums8 = vec_add(vb8, v_last);

const vector signed short vr1 = vec_sra(vec_add(vec_add(vec_sl(v_sums0, v_2),
vec_sl(vec_add(v_first, v_sums2), v_1)),
vec_add(v_sums4, v_8)),
v_4);
const vector signed short vr2 = vec_sra(vec_add(vec_add(vec_sl(vb2, v_2),
v_sums5),
vec_add(v_8,
vec_sl(vec_add(v_first,
vec_add(v_sums0, v_sums3)),
v_1))),
v_4);
const vector signed short vr3 = vec_sra(vec_add(vec_add(vec_sl(vb3, v_2),
v_sums6),
vec_add(v_8,
vec_sl(vec_add(v_first,
vec_add(v_sums1, v_sums4)),
v_1))),
v_4);
const vector signed short vr4 = vec_sra(vec_add(vec_add(vec_sl(vb4, v_2),
v_sums7),
vec_add(v_8,
vec_add(v_sums0,
vec_sl(vec_add(v_sums2, v_sums5),
v_1)))),
v_4);
const vector signed short vr5 = vec_sra(vec_add(vec_add(vec_sl(vb5, v_2),
v_sums8),
vec_add(v_8,
vec_add(v_sums1,
vec_sl(vec_add(v_sums3, v_sums6),
v_1)))),
v_4);
const vector signed short vr6 = vec_sra(vec_add(vec_add(vec_sl(vb6, v_2),
v_sums2),
vec_add(v_8,
vec_sl(vec_add(v_last,
vec_add(v_sums7, v_sums4)),
v_1))),
v_4);
const vector signed short vr7 = vec_sra(vec_add(vec_add(vec_sl(vec_add(v_last, vb7), v_2),
vec_sl(vec_add(vb8, v_sums5), v_1)),
vec_add(v_8, v_sums3)),
v_4);
const vector signed short vr8 = vec_sra(vec_add(vec_add(vec_sl(v_sums8, v_2),
vec_sl(vec_add(v_last, v_sums6), v_1)),
vec_add(v_sums4, v_8)),
v_4);

const vector unsigned char neg1 = (vector unsigned char)AVV(-1, -1, -1, -1, -1, -1, -1, -1,
-1, -1, -1, -1, -1, -1, -1, -1);
const vector unsigned char permHH = (vector unsigned char)AVV(0x00, 0x01, 0x02, 0x03, 0x04, 0x05, 0x06, 0x07,
0x18, 0x19, 0x1A, 0x1B, 0x1C, 0x1D, 0x1E, 0x1F);

const vector signed short v_diff01 = vec_sub(vb0, vb1);
const vector unsigned short v_cmp01 =
(const vector unsigned short) vec_cmplt(vec_abs(v_diff01), vqp);
const vector signed short v_first = vec_sel(vb1, vb0, v_cmp01);
const vector signed short v_diff89 = vec_sub(vb8, vb9);
const vector unsigned short v_cmp89 =
(const vector unsigned short) vec_cmplt(vec_abs(v_diff89), vqp);
const vector signed short v_last = vec_sel(vb8, vb9, v_cmp89);
const vector signed short temp01 = vec_mladd(v_first, (vector signed short)v_4, vb1);
const vector signed short temp02 = vec_add(vb2, vb3);
const vector signed short temp03 = vec_add(temp01, (vector signed short)v_4);
const vector signed short v_sumsB0 = vec_add(temp02, temp03);

const vector signed short temp11 = vec_sub(v_sumsB0, v_first);
const vector signed short v_sumsB1 = vec_add(temp11, vb4);

const vector signed short temp21 = vec_sub(v_sumsB1, v_first);
const vector signed short v_sumsB2 = vec_add(temp21, vb5);

const vector signed short temp31 = vec_sub(v_sumsB2, v_first);
const vector signed short v_sumsB3 = vec_add(temp31, vb6);

const vector signed short temp41 = vec_sub(v_sumsB3, v_first);
const vector signed short v_sumsB4 = vec_add(temp41, vb7);

const vector signed short temp51 = vec_sub(v_sumsB4, vb1);
const vector signed short v_sumsB5 = vec_add(temp51, vb8);

const vector signed short temp61 = vec_sub(v_sumsB5, vb2);
const vector signed short v_sumsB6 = vec_add(temp61, v_last);

const vector signed short temp71 = vec_sub(v_sumsB6, vb3);
const vector signed short v_sumsB7 = vec_add(temp71, v_last);

const vector signed short temp81 = vec_sub(v_sumsB7, vb4);
const vector signed short v_sumsB8 = vec_add(temp81, v_last);

const vector signed short temp91 = vec_sub(v_sumsB8, vb5);
const vector signed short v_sumsB9 = vec_add(temp91, v_last);

#define COMPUTE_VR(i, j, k) \
const vector signed short temps1##i = \
vec_add(v_sumsB##i, v_sumsB##k); \
const vector signed short temps2##i = \
vec_mladd(vb##j, (vector signed short)v_2, temps1##i); \
const vector signed short vr##j = vec_sra(temps2##i, v_4)

COMPUTE_VR(0, 1, 2);
COMPUTE_VR(1, 2, 3);
COMPUTE_VR(2, 3, 4);
COMPUTE_VR(3, 4, 5);
COMPUTE_VR(4, 5, 6);
COMPUTE_VR(5, 6, 7);
COMPUTE_VR(6, 7, 8);
COMPUTE_VR(7, 8, 9);

const vector signed char neg1 = vec_splat_s8(-1);
const vector unsigned char permHH = (const vector unsigned char)AVV(0x00, 0x01, 0x02, 0x03, 0x04, 0x05, 0x06, 0x07,
0x18, 0x19, 0x1A, 0x1B, 0x1C, 0x1D, 0x1E, 0x1F);


#define PACK_AND_STORE(i) \ #define PACK_AND_STORE(i) \
const vector unsigned char perms##i = \ const vector unsigned char perms##i = \
@@ -260,7 +403,7 @@ static inline void doVertLowPass_altivec(uint8_t *src, int stride, PPContext *c)
const vector unsigned char vg##i = \ const vector unsigned char vg##i = \
vec_perm(vf##i, vbT##i, permHH); \ vec_perm(vf##i, vbT##i, permHH); \
const vector unsigned char mask##i = \ const vector unsigned char mask##i = \
vec_perm((vector unsigned char)zero, neg1, perms##i); \
vec_perm((vector unsigned char)zero, (vector unsigned char)neg1, perms##i); \
const vector unsigned char vg2##i = \ const vector unsigned char vg2##i = \
vec_perm(vg##i, vg##i, perms##i); \ vec_perm(vg##i, vg##i, perms##i); \
const vector unsigned char svA##i = \ const vector unsigned char svA##i = \
@@ -383,12 +526,10 @@ static inline void doVertDefFilter_altivec(uint8_t src[], int stride, PPContext
/* finally, stores */ /* finally, stores */
const vector unsigned char st4 = vec_packsu(vb4minusd, (vector signed short)zero); const vector unsigned char st4 = vec_packsu(vb4minusd, (vector signed short)zero);
const vector unsigned char st5 = vec_packsu(vb5plusd, (vector signed short)zero); const vector unsigned char st5 = vec_packsu(vb5plusd, (vector signed short)zero);
const vector unsigned char neg1 = (vector unsigned char)AVV(-1, -1, -1, -1, -1, -1, -1, -1,
-1, -1, -1, -1, -1, -1, -1, -1);
const vector unsigned char permHH = (vector unsigned char)AVV(0x00, 0x01, 0x02, 0x03, 0x04, 0x05, 0x06, 0x07,
0x18, 0x19, 0x1A, 0x1B, 0x1C, 0x1D, 0x1E, 0x1F);
const vector signed char neg1 = vec_splat_s8(-1);
const vector unsigned char permHH = (const vector unsigned char)AVV(0x00, 0x01, 0x02, 0x03, 0x04, 0x05, 0x06, 0x07,
0x18, 0x19, 0x1A, 0x1B, 0x1C, 0x1D, 0x1E, 0x1F);
#define STORE(i) \ #define STORE(i) \
const vector unsigned char perms##i = \ const vector unsigned char perms##i = \
@@ -396,7 +537,7 @@ static inline void doVertDefFilter_altivec(uint8_t src[], int stride, PPContext
const vector unsigned char vg##i = \ const vector unsigned char vg##i = \
vec_perm(st##i, vbT##i, permHH); \ vec_perm(st##i, vbT##i, permHH); \
const vector unsigned char mask##i = \ const vector unsigned char mask##i = \
vec_perm((vector unsigned char)zero, neg1, perms##i); \
vec_perm((vector unsigned char)zero, (vector unsigned char)neg1, perms##i); \
const vector unsigned char vg2##i = \ const vector unsigned char vg2##i = \
vec_perm(vg##i, vg##i, perms##i); \ vec_perm(vg##i, vg##i, perms##i); \
const vector unsigned char svA##i = \ const vector unsigned char svA##i = \
@@ -680,7 +821,7 @@ static inline void dering_altivec(uint8_t src[], int stride, PPContext *c) {
ITER(6, 7, 8); ITER(6, 7, 8);
ITER(7, 8, 9); ITER(7, 8, 9);


const vector signed char neg1 = vec_splat_s8( -1 );
const vector signed char neg1 = vec_splat_s8(-1);
#define STORE_LINE(i) \ #define STORE_LINE(i) \
const vector unsigned char permST##i = \ const vector unsigned char permST##i = \
@@ -708,6 +849,197 @@ static inline void dering_altivec(uint8_t src[], int stride, PPContext *c) {
#undef F2 #undef F2
} }


#define horizClassify_altivec(a...) horizClassify_C(a)
#define doHorizLowPass_altivec(a...) doHorizLowPass_C(a) #define doHorizLowPass_altivec(a...) doHorizLowPass_C(a)
#define doHorizDefFilter_altivec(a...) doHorizDefFilter_C(a) #define doHorizDefFilter_altivec(a...) doHorizDefFilter_C(a)
#define do_a_deblock_altivec(a...) do_a_deblock_C(a)

static inline void RENAME(tempNoiseReducer)(uint8_t *src, int stride,
uint8_t *tempBlured, uint32_t *tempBluredPast, int *maxNoise)
{
const vector signed int zero = vec_splat_s32(0);
const vector signed short vsint16_1 = vec_splat_s16(1);
vector signed int v_dp = zero;
vector signed int v_sysdp = zero;
int d, sysd, i;
tempBluredPast[127]= maxNoise[0];
tempBluredPast[128]= maxNoise[1];
tempBluredPast[129]= maxNoise[2];

#define LOAD_LINE(src, i) \
register int j##src##i = i * stride; \
vector unsigned char perm##src##i = vec_lvsl(j##src##i, src); \
const vector unsigned char v_##src##A1##i = vec_ld(j##src##i, src); \
const vector unsigned char v_##src##A2##i = vec_ld(j##src##i + 16, src); \
const vector unsigned char v_##src##A##i = \
vec_perm(v_##src##A1##i, v_##src##A2##i, perm##src##i); \
vector signed short v_##src##Ass##i = \
(vector signed short)vec_mergeh((vector signed char)zero, \
(vector signed char)v_##src##A##i)
LOAD_LINE(src, 0);
LOAD_LINE(src, 1);
LOAD_LINE(src, 2);
LOAD_LINE(src, 3);
LOAD_LINE(src, 4);
LOAD_LINE(src, 5);
LOAD_LINE(src, 6);
LOAD_LINE(src, 7);

LOAD_LINE(tempBlured, 0);
LOAD_LINE(tempBlured, 1);
LOAD_LINE(tempBlured, 2);
LOAD_LINE(tempBlured, 3);
LOAD_LINE(tempBlured, 4);
LOAD_LINE(tempBlured, 5);
LOAD_LINE(tempBlured, 6);
LOAD_LINE(tempBlured, 7);
#undef LOAD_LINE

#define ACCUMULATE_DIFFS(i) \
vector signed short v_d##i = vec_sub(v_tempBluredAss##i, \
v_srcAss##i); \
v_dp = vec_msums(v_d##i, v_d##i, v_dp); \
v_sysdp = vec_msums(v_d##i, vsint16_1, v_sysdp)

ACCUMULATE_DIFFS(0);
ACCUMULATE_DIFFS(1);
ACCUMULATE_DIFFS(2);
ACCUMULATE_DIFFS(3);
ACCUMULATE_DIFFS(4);
ACCUMULATE_DIFFS(5);
ACCUMULATE_DIFFS(6);
ACCUMULATE_DIFFS(7);
#undef ACCUMULATE_DIFFS

v_dp = vec_sums(v_dp, zero);
v_sysdp = vec_sums(v_sysdp, zero);

v_dp = vec_splat(v_dp, 3);
v_sysdp = vec_splat(v_sysdp, 3);
vec_ste(v_dp, 0, &d);
vec_ste(v_sysdp, 0, &sysd);

i = d;
d = (4*d
+(*(tempBluredPast-256))
+(*(tempBluredPast-1))+ (*(tempBluredPast+1))
+(*(tempBluredPast+256))
+4)>>3;

*tempBluredPast=i;

if (d > maxNoise[1]) {
if (d < maxNoise[2]) {
#define OP(i) v_tempBluredAss##i = vec_avg(v_tempBluredAss##i, v_srcAss##i);

OP(0);
OP(1);
OP(2);
OP(3);
OP(4);
OP(5);
OP(6);
OP(7);
#undef OP
} else {
#define OP(i) v_tempBluredAss##i = v_srcAss##i;

OP(0);
OP(1);
OP(2);
OP(3);
OP(4);
OP(5);
OP(6);
OP(7);
#undef OP
}
} else {
if (d < maxNoise[0]) {
const vector signed short vsint16_7 = vec_splat_s16(7);
const vector signed short vsint16_4 = vec_splat_s16(4);
const vector unsigned short vuint16_3 = vec_splat_u16(3);
#define OP(i) \
const vector signed short v_temp##i = \
vec_mladd(v_tempBluredAss##i, \
vsint16_7, v_srcAss##i); \
const vector signed short v_temp2##i = \
vec_add(v_temp##i, vsint16_4); \
v_tempBluredAss##i = vec_sr(v_temp2##i, vuint16_3)

OP(0);
OP(1);
OP(2);
OP(3);
OP(4);
OP(5);
OP(6);
OP(7);
#undef OP
} else {
const vector signed short vsint16_3 = vec_splat_s16(3);
const vector signed short vsint16_2 = vec_splat_s16(2);
#define OP(i) \
const vector signed short v_temp##i = \
vec_mladd(v_tempBluredAss##i, \
vsint16_3, v_srcAss##i); \
const vector signed short v_temp2##i = \
vec_add(v_temp##i, vsint16_2); \
v_tempBluredAss##i = vec_sr(v_temp2##i, (vector unsigned short)vsint16_2)

OP(0);
OP(1);
OP(2);
OP(3);
OP(4);
OP(5);
OP(6);
OP(7);
#undef OP
}
}

const vector signed char neg1 = vec_splat_s8(-1);
const vector unsigned char permHH = (const vector unsigned char)AVV(0x00, 0x01, 0x02, 0x03, 0x04, 0x05, 0x06, 0x07,
0x18, 0x19, 0x1A, 0x1B, 0x1C, 0x1D, 0x1E, 0x1F);

#define PACK_AND_STORE(src, i) \
const vector unsigned char perms##src##i = \
vec_lvsr(i * stride, src); \
const vector unsigned char vf##src##i = \
vec_packsu(v_tempBluredAss##i, (vector signed short)zero); \
const vector unsigned char vg##src##i = \
vec_perm(vf##src##i, v_##src##A##i, permHH); \
const vector unsigned char mask##src##i = \
vec_perm((vector unsigned char)zero, (vector unsigned char)neg1, perms##src##i); \
const vector unsigned char vg2##src##i = \
vec_perm(vg##src##i, vg##src##i, perms##src##i); \
const vector unsigned char svA##src##i = \
vec_sel(v_##src##A1##i, vg2##src##i, mask##src##i); \
const vector unsigned char svB##src##i = \
vec_sel(vg2##src##i, v_##src##A2##i, mask##src##i); \
vec_st(svA##src##i, i * stride, src); \
vec_st(svB##src##i, i * stride + 16, src)

PACK_AND_STORE(src, 0);
PACK_AND_STORE(src, 1);
PACK_AND_STORE(src, 2);
PACK_AND_STORE(src, 3);
PACK_AND_STORE(src, 4);
PACK_AND_STORE(src, 5);
PACK_AND_STORE(src, 6);
PACK_AND_STORE(src, 7);
PACK_AND_STORE(tempBlured, 0);
PACK_AND_STORE(tempBlured, 1);
PACK_AND_STORE(tempBlured, 2);
PACK_AND_STORE(tempBlured, 3);
PACK_AND_STORE(tempBlured, 4);
PACK_AND_STORE(tempBlured, 5);
PACK_AND_STORE(tempBlured, 6);
PACK_AND_STORE(tempBlured, 7);
#undef PACK_AND_STORE
}

+ 4
- 2
libavcodec/libpostproc/postprocess_template.c View File

@@ -2203,6 +2203,7 @@ static inline void RENAME(transpose2)(uint8_t *dst, int dstStride, uint8_t *src)
#endif #endif
//static int test=0; //static int test=0;


#ifndef HAVE_ALTIVEC
static inline void RENAME(tempNoiseReducer)(uint8_t *src, int stride, static inline void RENAME(tempNoiseReducer)(uint8_t *src, int stride,
uint8_t *tempBlured, uint32_t *tempBluredPast, int *maxNoise) uint8_t *tempBlured, uint32_t *tempBluredPast, int *maxNoise)
{ {
@@ -2510,7 +2511,7 @@ L2_DIFF_CORE((%0, %%ecx), (%1, %%ecx))
{ {
int y; int y;
int d=0; int d=0;
int sysd=0;
// int sysd=0;
int i; int i;


for(y=0; y<8; y++) for(y=0; y<8; y++)
@@ -2525,7 +2526,7 @@ L2_DIFF_CORE((%0, %%ecx), (%1, %%ecx))
// if(y==0 || y==7) d1+= d1>>1; // if(y==0 || y==7) d1+= d1>>1;
// d+= ABS(d1); // d+= ABS(d1);
d+= d1*d1; d+= d1*d1;
sysd+= d1;
// sysd+= d1;
} }
} }
i=d; i=d;
@@ -2611,6 +2612,7 @@ Switch between
} }
#endif #endif
} }
#endif //HAVE_ALTIVEC


#ifdef HAVE_MMX #ifdef HAVE_MMX
/** /**


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