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Originally committed as revision 10217 to svn://svn.ffmpeg.org/ffmpeg/trunk
pull/126/head
Diego Biurrun 18 years ago
parent 2722c98128
commit 830bf1f20d
1 changed files with 112 additions and 112 deletions
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  1. 224
      libavcodec/ppc/h264_altivec.c

224
libavcodec/ppc/h264_altivec.c
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@ -182,9 +182,9 @@ static void OPNAME ## h264_qpel ## SIZE ## _mc32_ ## CODETYPE(uint8_t *dst, uint
void put_no_rnd_h264_chroma_mc8_altivec(uint8_t * dst, uint8_t * src, int stride, int h, int x, int y) {
DECLARE_ALIGNED_16(signed int, ABCD[4]) =
{((8 - x) * (8 - y)),
((x) * (8 - y)),
((8 - x) * (y)),
((x) * (y))};
((x) * (8 - y)),
((8 - x) * (y)),
((x) * (y))};
register int i;
vec_u8_t fperm;
const vec_s32_t vABCD = vec_ld(0, ABCD);
@ -195,7 +195,7 @@ void put_no_rnd_h264_chroma_mc8_altivec(uint8_t * dst, uint8_t * src, int stride
LOAD_ZERO;
const vec_s16_t v28ss = vec_sub(vec_sl(vec_splat_s16(1),vec_splat_u16(5)),vec_splat_s16(4));
const vec_u16_t v6us = vec_splat_u16(6);
register int loadSecond = (((unsigned long)src) % 16) <= 7 ? 0 : 1;
register int loadSecond = (((unsigned long)src) % 16) <= 7 ? 0 : 1;
register int reallyBadAlign = (((unsigned long)src) % 16) == 15 ? 1 : 0;
vec_u8_t vsrcAuc, vsrcBuc, vsrcperm0, vsrcperm1;
@ -206,98 +206,98 @@ void put_no_rnd_h264_chroma_mc8_altivec(uint8_t * dst, uint8_t * src, int stride
vec_u8_t vdst, ppsum, fsum;
if (((unsigned long)dst) % 16 == 0) {
fperm = (vec_u8_t)AVV(0x10, 0x11, 0x12, 0x13,
0x14, 0x15, 0x16, 0x17,
0x08, 0x09, 0x0A, 0x0B,
0x0C, 0x0D, 0x0E, 0x0F);
fperm = (vec_u8_t)AVV(0x10, 0x11, 0x12, 0x13,
0x14, 0x15, 0x16, 0x17,
0x08, 0x09, 0x0A, 0x0B,
0x0C, 0x0D, 0x0E, 0x0F);
} else {
fperm = (vec_u8_t)AVV(0x00, 0x01, 0x02, 0x03,
0x04, 0x05, 0x06, 0x07,
0x18, 0x19, 0x1A, 0x1B,
0x1C, 0x1D, 0x1E, 0x1F);
fperm = (vec_u8_t)AVV(0x00, 0x01, 0x02, 0x03,
0x04, 0x05, 0x06, 0x07,
0x18, 0x19, 0x1A, 0x1B,
0x1C, 0x1D, 0x1E, 0x1F);
}
vsrcAuc = vec_ld(0, src);
if (loadSecond)
vsrcBuc = vec_ld(16, src);
vsrcBuc = vec_ld(16, src);
vsrcperm0 = vec_lvsl(0, src);
vsrcperm1 = vec_lvsl(1, src);
vsrc0uc = vec_perm(vsrcAuc, vsrcBuc, vsrcperm0);
if (reallyBadAlign)
vsrc1uc = vsrcBuc;
vsrc1uc = vsrcBuc;
else
vsrc1uc = vec_perm(vsrcAuc, vsrcBuc, vsrcperm1);
vsrc1uc = vec_perm(vsrcAuc, vsrcBuc, vsrcperm1);
vsrc0ssH = (vec_s16_t)vec_mergeh(zero_u8v, (vec_u8_t)vsrc0uc);
vsrc1ssH = (vec_s16_t)vec_mergeh(zero_u8v, (vec_u8_t)vsrc1uc);
if (!loadSecond) {// -> !reallyBadAlign
for (i = 0 ; i < h ; i++) {
for (i = 0 ; i < h ; i++) {
vsrcCuc = vec_ld(stride + 0, src);
vsrcCuc = vec_ld(stride + 0, src);
vsrc2uc = vec_perm(vsrcCuc, vsrcCuc, vsrcperm0);
vsrc3uc = vec_perm(vsrcCuc, vsrcCuc, vsrcperm1);
vsrc2uc = vec_perm(vsrcCuc, vsrcCuc, vsrcperm0);
vsrc3uc = vec_perm(vsrcCuc, vsrcCuc, vsrcperm1);
vsrc2ssH = (vec_s16_t)vec_mergeh(zero_u8v, (vec_u8_t)vsrc2uc);
vsrc3ssH = (vec_s16_t)vec_mergeh(zero_u8v, (vec_u8_t)vsrc3uc);
vsrc2ssH = (vec_s16_t)vec_mergeh(zero_u8v, (vec_u8_t)vsrc2uc);
vsrc3ssH = (vec_s16_t)vec_mergeh(zero_u8v, (vec_u8_t)vsrc3uc);
psum = vec_mladd(vA, vsrc0ssH, vec_splat_s16(0));
psum = vec_mladd(vB, vsrc1ssH, psum);
psum = vec_mladd(vC, vsrc2ssH, psum);
psum = vec_mladd(vD, vsrc3ssH, psum);
psum = vec_add(v28ss, psum);
psum = vec_sra(psum, v6us);
psum = vec_mladd(vA, vsrc0ssH, vec_splat_s16(0));
psum = vec_mladd(vB, vsrc1ssH, psum);
psum = vec_mladd(vC, vsrc2ssH, psum);
psum = vec_mladd(vD, vsrc3ssH, psum);
psum = vec_add(v28ss, psum);
psum = vec_sra(psum, v6us);
vdst = vec_ld(0, dst);
ppsum = (vec_u8_t)vec_packsu(psum, psum);
fsum = vec_perm(vdst, ppsum, fperm);
vdst = vec_ld(0, dst);
ppsum = (vec_u8_t)vec_packsu(psum, psum);
fsum = vec_perm(vdst, ppsum, fperm);
vec_st(fsum, 0, dst);
vec_st(fsum, 0, dst);
vsrc0ssH = vsrc2ssH;
vsrc1ssH = vsrc3ssH;
vsrc0ssH = vsrc2ssH;
vsrc1ssH = vsrc3ssH;
dst += stride;
src += stride;
}
dst += stride;
src += stride;
}
} else {
vec_u8_t vsrcDuc;
for (i = 0 ; i < h ; i++) {
vsrcCuc = vec_ld(stride + 0, src);
vsrcDuc = vec_ld(stride + 16, src);
vsrc2uc = vec_perm(vsrcCuc, vsrcDuc, vsrcperm0);
if (reallyBadAlign)
vsrc3uc = vsrcDuc;
else
vsrc3uc = vec_perm(vsrcCuc, vsrcDuc, vsrcperm1);
vsrc2ssH = (vec_s16_t)vec_mergeh(zero_u8v, (vec_u8_t)vsrc2uc);
vsrc3ssH = (vec_s16_t)vec_mergeh(zero_u8v, (vec_u8_t)vsrc3uc);
psum = vec_mladd(vA, vsrc0ssH, vec_splat_s16(0));
psum = vec_mladd(vB, vsrc1ssH, psum);
psum = vec_mladd(vC, vsrc2ssH, psum);
psum = vec_mladd(vD, vsrc3ssH, psum);
psum = vec_add(v28ss, psum);
psum = vec_sr(psum, v6us);
vdst = vec_ld(0, dst);
ppsum = (vec_u8_t)vec_pack(psum, psum);
fsum = vec_perm(vdst, ppsum, fperm);
vec_st(fsum, 0, dst);
vsrc0ssH = vsrc2ssH;
vsrc1ssH = vsrc3ssH;
dst += stride;
src += stride;
}
for (i = 0 ; i < h ; i++) {
vsrcCuc = vec_ld(stride + 0, src);
vsrcDuc = vec_ld(stride + 16, src);
vsrc2uc = vec_perm(vsrcCuc, vsrcDuc, vsrcperm0);
if (reallyBadAlign)
vsrc3uc = vsrcDuc;
else
vsrc3uc = vec_perm(vsrcCuc, vsrcDuc, vsrcperm1);
vsrc2ssH = (vec_s16_t)vec_mergeh(zero_u8v, (vec_u8_t)vsrc2uc);
vsrc3ssH = (vec_s16_t)vec_mergeh(zero_u8v, (vec_u8_t)vsrc3uc);
psum = vec_mladd(vA, vsrc0ssH, vec_splat_s16(0));
psum = vec_mladd(vB, vsrc1ssH, psum);
psum = vec_mladd(vC, vsrc2ssH, psum);
psum = vec_mladd(vD, vsrc3ssH, psum);
psum = vec_add(v28ss, psum);
psum = vec_sr(psum, v6us);
vdst = vec_ld(0, dst);
ppsum = (vec_u8_t)vec_pack(psum, psum);
fsum = vec_perm(vdst, ppsum, fperm);
vec_st(fsum, 0, dst);
vsrc0ssH = vsrc2ssH;
vsrc1ssH = vsrc3ssH;
dst += stride;
src += stride;
}
}
}
@ -398,19 +398,19 @@ static inline void avg_pixels16_l2_altivec( uint8_t * dst, const uint8_t * src1,
* IDCT transform:
****************************************************************************/
#define VEC_1D_DCT(vb0,vb1,vb2,vb3,va0,va1,va2,va3) \
/* 1st stage */ \
vz0 = vec_add(vb0,vb2); /* temp[0] = Y[0] + Y[2] */ \
vz1 = vec_sub(vb0,vb2); /* temp[1] = Y[0] - Y[2] */ \
vz2 = vec_sra(vb1,vec_splat_u16(1)); \
vz2 = vec_sub(vz2,vb3); /* temp[2] = Y[1].1/2 - Y[3] */ \
vz3 = vec_sra(vb3,vec_splat_u16(1)); \
vz3 = vec_add(vb1,vz3); /* temp[3] = Y[1] + Y[3].1/2 */ \
/* 2nd stage: output */ \
va0 = vec_add(vz0,vz3); /* x[0] = temp[0] + temp[3] */ \
va1 = vec_add(vz1,vz2); /* x[1] = temp[1] + temp[2] */ \
va2 = vec_sub(vz1,vz2); /* x[2] = temp[1] - temp[2] */ \
va3 = vec_sub(vz0,vz3) /* x[3] = temp[0] - temp[3] */
#define VEC_1D_DCT(vb0,vb1,vb2,vb3,va0,va1,va2,va3) \
/* 1st stage */ \
vz0 = vec_add(vb0,vb2); /* temp[0] = Y[0] + Y[2] */ \
vz1 = vec_sub(vb0,vb2); /* temp[1] = Y[0] - Y[2] */ \
vz2 = vec_sra(vb1,vec_splat_u16(1)); \
vz2 = vec_sub(vz2,vb3); /* temp[2] = Y[1].1/2 - Y[3] */ \
vz3 = vec_sra(vb3,vec_splat_u16(1)); \
vz3 = vec_add(vb1,vz3); /* temp[3] = Y[1] + Y[3].1/2 */ \
/* 2nd stage: output */ \
va0 = vec_add(vz0,vz3); /* x[0] = temp[0] + temp[3] */ \
va1 = vec_add(vz1,vz2); /* x[1] = temp[1] + temp[2] */ \
va2 = vec_sub(vz1,vz2); /* x[2] = temp[1] - temp[2] */ \
va3 = vec_sub(vz0,vz3) /* x[3] = temp[0] - temp[3] */
#define VEC_TRANSPOSE_4(a0,a1,a2,a3,b0,b1,b2,b3) \
b0 = vec_mergeh( a0, a0 ); \
@ -820,7 +820,7 @@ static inline vec_u8_t h264_deblock_q1(register vec_u8_t p0,
finaltc0 = vec_and((vec_u8_t)tc0vec, mask); /* tc = tc0 */ \
\
p1mask = diff_lt_altivec(p2, p0, betavec); \
p1mask = vec_and(p1mask, mask); /* if( |p2 - p0| < beta) */ \
p1mask = vec_and(p1mask, mask); /* if ( |p2 - p0| < beta) */ \
tc0masked = vec_and(p1mask, (vec_u8_t)tc0vec); \
finaltc0 = vec_sub(finaltc0, p1mask); /* tc++ */ \
newp1 = h264_deblock_q1(p0, p1, p2, q0, tc0masked); \
@ -840,7 +840,7 @@ static inline vec_u8_t h264_deblock_q1(register vec_u8_t p0,
static void h264_v_loop_filter_luma_altivec(uint8_t *pix, int stride, int alpha, int beta, int8_t *tc0) {
if((tc0[0] & tc0[1] & tc0[2] & tc0[3]) >= 0) {
if ((tc0[0] & tc0[1] & tc0[2] & tc0[3]) >= 0) {
register vec_u8_t p2 = vec_ld(-3*stride, pix);
register vec_u8_t p1 = vec_ld(-2*stride, pix);
register vec_u8_t p0 = vec_ld(-1*stride, pix);
@ -858,7 +858,7 @@ static void h264_v_loop_filter_luma_altivec(uint8_t *pix, int stride, int alpha,
static void h264_h_loop_filter_luma_altivec(uint8_t *pix, int stride, int alpha, int beta, int8_t *tc0) {
register vec_u8_t line0, line1, line2, line3, line4, line5;
if((tc0[0] & tc0[1] & tc0[2] & tc0[3]) < 0)
if ((tc0[0] & tc0[1] & tc0[2] & tc0[3]) < 0)
return;
readAndTranspose16x6(pix-3, stride, line0, line1, line2, line3, line4, line5);
h264_loop_filter_luma_altivec(line0, line1, line2, line3, line4, line5, alpha, beta, tc0);
@ -868,35 +868,35 @@ static void h264_h_loop_filter_luma_altivec(uint8_t *pix, int stride, int alpha,
void dsputil_h264_init_ppc(DSPContext* c, AVCodecContext *avctx) {
if (has_altivec()) {
c->put_h264_chroma_pixels_tab[0] = put_h264_chroma_mc8_altivec;
c->put_no_rnd_h264_chroma_pixels_tab[0] = put_no_rnd_h264_chroma_mc8_altivec;
c->avg_h264_chroma_pixels_tab[0] = avg_h264_chroma_mc8_altivec;
c->h264_idct_add = ff_h264_idct_add_altivec;
c->h264_idct8_add = ff_h264_idct8_add_altivec;
c->h264_v_loop_filter_luma= h264_v_loop_filter_luma_altivec;
c->h264_h_loop_filter_luma= h264_h_loop_filter_luma_altivec;
if (has_altivec()) {
c->put_h264_chroma_pixels_tab[0] = put_h264_chroma_mc8_altivec;
c->put_no_rnd_h264_chroma_pixels_tab[0] = put_no_rnd_h264_chroma_mc8_altivec;
c->avg_h264_chroma_pixels_tab[0] = avg_h264_chroma_mc8_altivec;
c->h264_idct_add = ff_h264_idct_add_altivec;
c->h264_idct8_add = ff_h264_idct8_add_altivec;
c->h264_v_loop_filter_luma= h264_v_loop_filter_luma_altivec;
c->h264_h_loop_filter_luma= h264_h_loop_filter_luma_altivec;
#define dspfunc(PFX, IDX, NUM) \
c->PFX ## _pixels_tab[IDX][ 0] = PFX ## NUM ## _mc00_altivec; \
c->PFX ## _pixels_tab[IDX][ 1] = PFX ## NUM ## _mc10_altivec; \
c->PFX ## _pixels_tab[IDX][ 2] = PFX ## NUM ## _mc20_altivec; \
c->PFX ## _pixels_tab[IDX][ 3] = PFX ## NUM ## _mc30_altivec; \
c->PFX ## _pixels_tab[IDX][ 4] = PFX ## NUM ## _mc01_altivec; \
c->PFX ## _pixels_tab[IDX][ 5] = PFX ## NUM ## _mc11_altivec; \
c->PFX ## _pixels_tab[IDX][ 6] = PFX ## NUM ## _mc21_altivec; \
c->PFX ## _pixels_tab[IDX][ 7] = PFX ## NUM ## _mc31_altivec; \
c->PFX ## _pixels_tab[IDX][ 8] = PFX ## NUM ## _mc02_altivec; \
c->PFX ## _pixels_tab[IDX][ 9] = PFX ## NUM ## _mc12_altivec; \
c->PFX ## _pixels_tab[IDX][10] = PFX ## NUM ## _mc22_altivec; \
c->PFX ## _pixels_tab[IDX][11] = PFX ## NUM ## _mc32_altivec; \
c->PFX ## _pixels_tab[IDX][12] = PFX ## NUM ## _mc03_altivec; \
c->PFX ## _pixels_tab[IDX][13] = PFX ## NUM ## _mc13_altivec; \
c->PFX ## _pixels_tab[IDX][14] = PFX ## NUM ## _mc23_altivec; \
c->PFX ## _pixels_tab[IDX][15] = PFX ## NUM ## _mc33_altivec
dspfunc(put_h264_qpel, 0, 16);
dspfunc(avg_h264_qpel, 0, 16);
c->PFX ## _pixels_tab[IDX][ 0] = PFX ## NUM ## _mc00_altivec; \
c->PFX ## _pixels_tab[IDX][ 1] = PFX ## NUM ## _mc10_altivec; \
c->PFX ## _pixels_tab[IDX][ 2] = PFX ## NUM ## _mc20_altivec; \
c->PFX ## _pixels_tab[IDX][ 3] = PFX ## NUM ## _mc30_altivec; \
c->PFX ## _pixels_tab[IDX][ 4] = PFX ## NUM ## _mc01_altivec; \
c->PFX ## _pixels_tab[IDX][ 5] = PFX ## NUM ## _mc11_altivec; \
c->PFX ## _pixels_tab[IDX][ 6] = PFX ## NUM ## _mc21_altivec; \
c->PFX ## _pixels_tab[IDX][ 7] = PFX ## NUM ## _mc31_altivec; \
c->PFX ## _pixels_tab[IDX][ 8] = PFX ## NUM ## _mc02_altivec; \
c->PFX ## _pixels_tab[IDX][ 9] = PFX ## NUM ## _mc12_altivec; \
c->PFX ## _pixels_tab[IDX][10] = PFX ## NUM ## _mc22_altivec; \
c->PFX ## _pixels_tab[IDX][11] = PFX ## NUM ## _mc32_altivec; \
c->PFX ## _pixels_tab[IDX][12] = PFX ## NUM ## _mc03_altivec; \
c->PFX ## _pixels_tab[IDX][13] = PFX ## NUM ## _mc13_altivec; \
c->PFX ## _pixels_tab[IDX][14] = PFX ## NUM ## _mc23_altivec; \
c->PFX ## _pixels_tab[IDX][15] = PFX ## NUM ## _mc33_altivec
dspfunc(put_h264_qpel, 0, 16);
dspfunc(avg_h264_qpel, 0, 16);
#undef dspfunc
}
}
}

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