/***************************************************************************** * dct.c: transform and zigzag ***************************************************************************** * Copyright (C) 2003-2016 x264 project * * Authors: Loren Merritt * Laurent Aimar * Henrik Gramner * * This program is free software; you can redistribute it and/or modify * it under the terms of the GNU General Public License as published by * the Free Software Foundation; either version 2 of the License, or * (at your option) any later version. * * This program is distributed in the hope that it will be useful, * but WITHOUT ANY WARRANTY; without even the implied warranty of * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the * GNU General Public License for more details. * * You should have received a copy of the GNU General Public License * along with this program; if not, write to the Free Software * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02111, USA. * * This program is also available under a commercial proprietary license. * For more information, contact us at licensing@x264.com. *****************************************************************************/ #include "common.h" #if HAVE_MMX # include "x86/dct.h" #endif #if ARCH_PPC # include "ppc/dct.h" #endif #if ARCH_ARM # include "arm/dct.h" #endif #if ARCH_AARCH64 # include "aarch64/dct.h" #endif #if ARCH_MIPS # include "mips/dct.h" #endif /* the inverse of the scaling factors introduced by 8x8 fdct */ /* uint32 is for the asm implementation of trellis. the actual values fit in uint16. */ #define W(i) (i==0 ? FIX8(1.0000) :\ i==1 ? FIX8(0.8859) :\ i==2 ? FIX8(1.6000) :\ i==3 ? FIX8(0.9415) :\ i==4 ? FIX8(1.2651) :\ i==5 ? FIX8(1.1910) :0) const uint32_t x264_dct8_weight_tab[64] = { W(0), W(3), W(4), W(3), W(0), W(3), W(4), W(3), W(3), W(1), W(5), W(1), W(3), W(1), W(5), W(1), W(4), W(5), W(2), W(5), W(4), W(5), W(2), W(5), W(3), W(1), W(5), W(1), W(3), W(1), W(5), W(1), W(0), W(3), W(4), W(3), W(0), W(3), W(4), W(3), W(3), W(1), W(5), W(1), W(3), W(1), W(5), W(1), W(4), W(5), W(2), W(5), W(4), W(5), W(2), W(5), W(3), W(1), W(5), W(1), W(3), W(1), W(5), W(1) }; #undef W #define W(i) (i==0 ? FIX8(1.76777) :\ i==1 ? FIX8(1.11803) :\ i==2 ? FIX8(0.70711) :0) const uint32_t x264_dct4_weight_tab[16] = { W(0), W(1), W(0), W(1), W(1), W(2), W(1), W(2), W(0), W(1), W(0), W(1), W(1), W(2), W(1), W(2) }; #undef W /* inverse squared */ #define W(i) (i==0 ? FIX8(3.125) :\ i==1 ? FIX8(1.25) :\ i==2 ? FIX8(0.5) :0) const uint32_t x264_dct4_weight2_tab[16] = { W(0), W(1), W(0), W(1), W(1), W(2), W(1), W(2), W(0), W(1), W(0), W(1), W(1), W(2), W(1), W(2) }; #undef W #define W(i) (i==0 ? FIX8(1.00000) :\ i==1 ? FIX8(0.78487) :\ i==2 ? FIX8(2.56132) :\ i==3 ? FIX8(0.88637) :\ i==4 ? FIX8(1.60040) :\ i==5 ? FIX8(1.41850) :0) const uint32_t x264_dct8_weight2_tab[64] = { W(0), W(3), W(4), W(3), W(0), W(3), W(4), W(3), W(3), W(1), W(5), W(1), W(3), W(1), W(5), W(1), W(4), W(5), W(2), W(5), W(4), W(5), W(2), W(5), W(3), W(1), W(5), W(1), W(3), W(1), W(5), W(1), W(0), W(3), W(4), W(3), W(0), W(3), W(4), W(3), W(3), W(1), W(5), W(1), W(3), W(1), W(5), W(1), W(4), W(5), W(2), W(5), W(4), W(5), W(2), W(5), W(3), W(1), W(5), W(1), W(3), W(1), W(5), W(1) }; #undef W static void dct4x4dc( dctcoef d[16] ) { dctcoef tmp[16]; for( int i = 0; i < 4; i++ ) { int s01 = d[i*4+0] + d[i*4+1]; int d01 = d[i*4+0] - d[i*4+1]; int s23 = d[i*4+2] + d[i*4+3]; int d23 = d[i*4+2] - d[i*4+3]; tmp[0*4+i] = s01 + s23; tmp[1*4+i] = s01 - s23; tmp[2*4+i] = d01 - d23; tmp[3*4+i] = d01 + d23; } for( int i = 0; i < 4; i++ ) { int s01 = tmp[i*4+0] + tmp[i*4+1]; int d01 = tmp[i*4+0] - tmp[i*4+1]; int s23 = tmp[i*4+2] + tmp[i*4+3]; int d23 = tmp[i*4+2] - tmp[i*4+3]; d[i*4+0] = ( s01 + s23 + 1 ) >> 1; d[i*4+1] = ( s01 - s23 + 1 ) >> 1; d[i*4+2] = ( d01 - d23 + 1 ) >> 1; d[i*4+3] = ( d01 + d23 + 1 ) >> 1; } } static void idct4x4dc( dctcoef d[16] ) { dctcoef tmp[16]; for( int i = 0; i < 4; i++ ) { int s01 = d[i*4+0] + d[i*4+1]; int d01 = d[i*4+0] - d[i*4+1]; int s23 = d[i*4+2] + d[i*4+3]; int d23 = d[i*4+2] - d[i*4+3]; tmp[0*4+i] = s01 + s23; tmp[1*4+i] = s01 - s23; tmp[2*4+i] = d01 - d23; tmp[3*4+i] = d01 + d23; } for( int i = 0; i < 4; i++ ) { int s01 = tmp[i*4+0] + tmp[i*4+1]; int d01 = tmp[i*4+0] - tmp[i*4+1]; int s23 = tmp[i*4+2] + tmp[i*4+3]; int d23 = tmp[i*4+2] - tmp[i*4+3]; d[i*4+0] = s01 + s23; d[i*4+1] = s01 - s23; d[i*4+2] = d01 - d23; d[i*4+3] = d01 + d23; } } static void dct2x4dc( dctcoef dct[8], dctcoef dct4x4[8][16] ) { int a0 = dct4x4[0][0] + dct4x4[1][0]; int a1 = dct4x4[2][0] + dct4x4[3][0]; int a2 = dct4x4[4][0] + dct4x4[5][0]; int a3 = dct4x4[6][0] + dct4x4[7][0]; int a4 = dct4x4[0][0] - dct4x4[1][0]; int a5 = dct4x4[2][0] - dct4x4[3][0]; int a6 = dct4x4[4][0] - dct4x4[5][0]; int a7 = dct4x4[6][0] - dct4x4[7][0]; int b0 = a0 + a1; int b1 = a2 + a3; int b2 = a4 + a5; int b3 = a6 + a7; int b4 = a0 - a1; int b5 = a2 - a3; int b6 = a4 - a5; int b7 = a6 - a7; dct[0] = b0 + b1; dct[1] = b2 + b3; dct[2] = b0 - b1; dct[3] = b2 - b3; dct[4] = b4 - b5; dct[5] = b6 - b7; dct[6] = b4 + b5; dct[7] = b6 + b7; dct4x4[0][0] = 0; dct4x4[1][0] = 0; dct4x4[2][0] = 0; dct4x4[3][0] = 0; dct4x4[4][0] = 0; dct4x4[5][0] = 0; dct4x4[6][0] = 0; dct4x4[7][0] = 0; } static inline void pixel_sub_wxh( dctcoef *diff, int i_size, pixel *pix1, int i_pix1, pixel *pix2, int i_pix2 ) { for( int y = 0; y < i_size; y++ ) { for( int x = 0; x < i_size; x++ ) diff[x + y*i_size] = pix1[x] - pix2[x]; pix1 += i_pix1; pix2 += i_pix2; } } static void sub4x4_dct( dctcoef dct[16], pixel *pix1, pixel *pix2 ) { dctcoef d[16]; dctcoef tmp[16]; pixel_sub_wxh( d, 4, pix1, FENC_STRIDE, pix2, FDEC_STRIDE ); for( int i = 0; i < 4; i++ ) { int s03 = d[i*4+0] + d[i*4+3]; int s12 = d[i*4+1] + d[i*4+2]; int d03 = d[i*4+0] - d[i*4+3]; int d12 = d[i*4+1] - d[i*4+2]; tmp[0*4+i] = s03 + s12; tmp[1*4+i] = 2*d03 + d12; tmp[2*4+i] = s03 - s12; tmp[3*4+i] = d03 - 2*d12; } for( int i = 0; i < 4; i++ ) { int s03 = tmp[i*4+0] + tmp[i*4+3]; int s12 = tmp[i*4+1] + tmp[i*4+2]; int d03 = tmp[i*4+0] - tmp[i*4+3]; int d12 = tmp[i*4+1] - tmp[i*4+2]; dct[i*4+0] = s03 + s12; dct[i*4+1] = 2*d03 + d12; dct[i*4+2] = s03 - s12; dct[i*4+3] = d03 - 2*d12; } } static void sub8x8_dct( dctcoef dct[4][16], pixel *pix1, pixel *pix2 ) { sub4x4_dct( dct[0], &pix1[0], &pix2[0] ); sub4x4_dct( dct[1], &pix1[4], &pix2[4] ); sub4x4_dct( dct[2], &pix1[4*FENC_STRIDE+0], &pix2[4*FDEC_STRIDE+0] ); sub4x4_dct( dct[3], &pix1[4*FENC_STRIDE+4], &pix2[4*FDEC_STRIDE+4] ); } static void sub16x16_dct( dctcoef dct[16][16], pixel *pix1, pixel *pix2 ) { sub8x8_dct( &dct[ 0], &pix1[0], &pix2[0] ); sub8x8_dct( &dct[ 4], &pix1[8], &pix2[8] ); sub8x8_dct( &dct[ 8], &pix1[8*FENC_STRIDE+0], &pix2[8*FDEC_STRIDE+0] ); sub8x8_dct( &dct[12], &pix1[8*FENC_STRIDE+8], &pix2[8*FDEC_STRIDE+8] ); } static int sub4x4_dct_dc( pixel *pix1, pixel *pix2 ) { int sum = 0; for( int i=0; i<4; i++, pix1 += FENC_STRIDE, pix2 += FDEC_STRIDE ) sum += pix1[0] + pix1[1] + pix1[2] + pix1[3] - pix2[0] - pix2[1] - pix2[2] - pix2[3]; return sum; } static void sub8x8_dct_dc( dctcoef dct[4], pixel *pix1, pixel *pix2 ) { dct[0] = sub4x4_dct_dc( &pix1[0], &pix2[0] ); dct[1] = sub4x4_dct_dc( &pix1[4], &pix2[4] ); dct[2] = sub4x4_dct_dc( &pix1[4*FENC_STRIDE+0], &pix2[4*FDEC_STRIDE+0] ); dct[3] = sub4x4_dct_dc( &pix1[4*FENC_STRIDE+4], &pix2[4*FDEC_STRIDE+4] ); /* 2x2 DC transform */ int d0 = dct[0] + dct[1]; int d1 = dct[2] + dct[3]; int d2 = dct[0] - dct[1]; int d3 = dct[2] - dct[3]; dct[0] = d0 + d1; dct[1] = d0 - d1; dct[2] = d2 + d3; dct[3] = d2 - d3; } static void sub8x16_dct_dc( dctcoef dct[8], pixel *pix1, pixel *pix2 ) { int a0 = sub4x4_dct_dc( &pix1[ 0*FENC_STRIDE+0], &pix2[ 0*FDEC_STRIDE+0] ); int a1 = sub4x4_dct_dc( &pix1[ 0*FENC_STRIDE+4], &pix2[ 0*FDEC_STRIDE+4] ); int a2 = sub4x4_dct_dc( &pix1[ 4*FENC_STRIDE+0], &pix2[ 4*FDEC_STRIDE+0] ); int a3 = sub4x4_dct_dc( &pix1[ 4*FENC_STRIDE+4], &pix2[ 4*FDEC_STRIDE+4] ); int a4 = sub4x4_dct_dc( &pix1[ 8*FENC_STRIDE+0], &pix2[ 8*FDEC_STRIDE+0] ); int a5 = sub4x4_dct_dc( &pix1[ 8*FENC_STRIDE+4], &pix2[ 8*FDEC_STRIDE+4] ); int a6 = sub4x4_dct_dc( &pix1[12*FENC_STRIDE+0], &pix2[12*FDEC_STRIDE+0] ); int a7 = sub4x4_dct_dc( &pix1[12*FENC_STRIDE+4], &pix2[12*FDEC_STRIDE+4] ); /* 2x4 DC transform */ int b0 = a0 + a1; int b1 = a2 + a3; int b2 = a4 + a5; int b3 = a6 + a7; int b4 = a0 - a1; int b5 = a2 - a3; int b6 = a4 - a5; int b7 = a6 - a7; a0 = b0 + b1; a1 = b2 + b3; a2 = b4 + b5; a3 = b6 + b7; a4 = b0 - b1; a5 = b2 - b3; a6 = b4 - b5; a7 = b6 - b7; dct[0] = a0 + a1; dct[1] = a2 + a3; dct[2] = a0 - a1; dct[3] = a2 - a3; dct[4] = a4 - a5; dct[5] = a6 - a7; dct[6] = a4 + a5; dct[7] = a6 + a7; } static void add4x4_idct( pixel *p_dst, dctcoef dct[16] ) { dctcoef d[16]; dctcoef tmp[16]; for( int i = 0; i < 4; i++ ) { int s02 = dct[0*4+i] + dct[2*4+i]; int d02 = dct[0*4+i] - dct[2*4+i]; int s13 = dct[1*4+i] + (dct[3*4+i]>>1); int d13 = (dct[1*4+i]>>1) - dct[3*4+i]; tmp[i*4+0] = s02 + s13; tmp[i*4+1] = d02 + d13; tmp[i*4+2] = d02 - d13; tmp[i*4+3] = s02 - s13; } for( int i = 0; i < 4; i++ ) { int s02 = tmp[0*4+i] + tmp[2*4+i]; int d02 = tmp[0*4+i] - tmp[2*4+i]; int s13 = tmp[1*4+i] + (tmp[3*4+i]>>1); int d13 = (tmp[1*4+i]>>1) - tmp[3*4+i]; d[0*4+i] = ( s02 + s13 + 32 ) >> 6; d[1*4+i] = ( d02 + d13 + 32 ) >> 6; d[2*4+i] = ( d02 - d13 + 32 ) >> 6; d[3*4+i] = ( s02 - s13 + 32 ) >> 6; } for( int y = 0; y < 4; y++ ) { for( int x = 0; x < 4; x++ ) p_dst[x] = x264_clip_pixel( p_dst[x] + d[y*4+x] ); p_dst += FDEC_STRIDE; } } static void add8x8_idct( pixel *p_dst, dctcoef dct[4][16] ) { add4x4_idct( &p_dst[0], dct[0] ); add4x4_idct( &p_dst[4], dct[1] ); add4x4_idct( &p_dst[4*FDEC_STRIDE+0], dct[2] ); add4x4_idct( &p_dst[4*FDEC_STRIDE+4], dct[3] ); } static void add16x16_idct( pixel *p_dst, dctcoef dct[16][16] ) { add8x8_idct( &p_dst[0], &dct[0] ); add8x8_idct( &p_dst[8], &dct[4] ); add8x8_idct( &p_dst[8*FDEC_STRIDE+0], &dct[8] ); add8x8_idct( &p_dst[8*FDEC_STRIDE+8], &dct[12] ); } /**************************************************************************** * 8x8 transform: ****************************************************************************/ #define DCT8_1D {\ int s07 = SRC(0) + SRC(7);\ int s16 = SRC(1) + SRC(6);\ int s25 = SRC(2) + SRC(5);\ int s34 = SRC(3) + SRC(4);\ int a0 = s07 + s34;\ int a1 = s16 + s25;\ int a2 = s07 - s34;\ int a3 = s16 - s25;\ int d07 = SRC(0) - SRC(7);\ int d16 = SRC(1) - SRC(6);\ int d25 = SRC(2) - SRC(5);\ int d34 = SRC(3) - SRC(4);\ int a4 = d16 + d25 + (d07 + (d07>>1));\ int a5 = d07 - d34 - (d25 + (d25>>1));\ int a6 = d07 + d34 - (d16 + (d16>>1));\ int a7 = d16 - d25 + (d34 + (d34>>1));\ DST(0) = a0 + a1 ;\ DST(1) = a4 + (a7>>2);\ DST(2) = a2 + (a3>>1);\ DST(3) = a5 + (a6>>2);\ DST(4) = a0 - a1 ;\ DST(5) = a6 - (a5>>2);\ DST(6) = (a2>>1) - a3 ;\ DST(7) = (a4>>2) - a7 ;\ } static void sub8x8_dct8( dctcoef dct[64], pixel *pix1, pixel *pix2 ) { dctcoef tmp[64]; pixel_sub_wxh( tmp, 8, pix1, FENC_STRIDE, pix2, FDEC_STRIDE ); #define SRC(x) tmp[x*8+i] #define DST(x) tmp[x*8+i] for( int i = 0; i < 8; i++ ) DCT8_1D #undef SRC #undef DST #define SRC(x) tmp[i*8+x] #define DST(x) dct[x*8+i] for( int i = 0; i < 8; i++ ) DCT8_1D #undef SRC #undef DST } static void sub16x16_dct8( dctcoef dct[4][64], pixel *pix1, pixel *pix2 ) { sub8x8_dct8( dct[0], &pix1[0], &pix2[0] ); sub8x8_dct8( dct[1], &pix1[8], &pix2[8] ); sub8x8_dct8( dct[2], &pix1[8*FENC_STRIDE+0], &pix2[8*FDEC_STRIDE+0] ); sub8x8_dct8( dct[3], &pix1[8*FENC_STRIDE+8], &pix2[8*FDEC_STRIDE+8] ); } #define IDCT8_1D {\ int a0 = SRC(0) + SRC(4);\ int a2 = SRC(0) - SRC(4);\ int a4 = (SRC(2)>>1) - SRC(6);\ int a6 = (SRC(6)>>1) + SRC(2);\ int b0 = a0 + a6;\ int b2 = a2 + a4;\ int b4 = a2 - a4;\ int b6 = a0 - a6;\ int a1 = -SRC(3) + SRC(5) - SRC(7) - (SRC(7)>>1);\ int a3 = SRC(1) + SRC(7) - SRC(3) - (SRC(3)>>1);\ int a5 = -SRC(1) + SRC(7) + SRC(5) + (SRC(5)>>1);\ int a7 = SRC(3) + SRC(5) + SRC(1) + (SRC(1)>>1);\ int b1 = (a7>>2) + a1;\ int b3 = a3 + (a5>>2);\ int b5 = (a3>>2) - a5;\ int b7 = a7 - (a1>>2);\ DST(0, b0 + b7);\ DST(1, b2 + b5);\ DST(2, b4 + b3);\ DST(3, b6 + b1);\ DST(4, b6 - b1);\ DST(5, b4 - b3);\ DST(6, b2 - b5);\ DST(7, b0 - b7);\ } static void add8x8_idct8( pixel *dst, dctcoef dct[64] ) { dct[0] += 32; // rounding for the >>6 at the end #define SRC(x) dct[x*8+i] #define DST(x,rhs) dct[x*8+i] = (rhs) for( int i = 0; i < 8; i++ ) IDCT8_1D #undef SRC #undef DST #define SRC(x) dct[i*8+x] #define DST(x,rhs) dst[i + x*FDEC_STRIDE] = x264_clip_pixel( dst[i + x*FDEC_STRIDE] + ((rhs) >> 6) ); for( int i = 0; i < 8; i++ ) IDCT8_1D #undef SRC #undef DST } static void add16x16_idct8( pixel *dst, dctcoef dct[4][64] ) { add8x8_idct8( &dst[0], dct[0] ); add8x8_idct8( &dst[8], dct[1] ); add8x8_idct8( &dst[8*FDEC_STRIDE+0], dct[2] ); add8x8_idct8( &dst[8*FDEC_STRIDE+8], dct[3] ); } static void inline add4x4_idct_dc( pixel *p_dst, dctcoef dc ) { dc = (dc + 32) >> 6; for( int i = 0; i < 4; i++, p_dst += FDEC_STRIDE ) { p_dst[0] = x264_clip_pixel( p_dst[0] + dc ); p_dst[1] = x264_clip_pixel( p_dst[1] + dc ); p_dst[2] = x264_clip_pixel( p_dst[2] + dc ); p_dst[3] = x264_clip_pixel( p_dst[3] + dc ); } } static void add8x8_idct_dc( pixel *p_dst, dctcoef dct[4] ) { add4x4_idct_dc( &p_dst[0], dct[0] ); add4x4_idct_dc( &p_dst[4], dct[1] ); add4x4_idct_dc( &p_dst[4*FDEC_STRIDE+0], dct[2] ); add4x4_idct_dc( &p_dst[4*FDEC_STRIDE+4], dct[3] ); } static void add16x16_idct_dc( pixel *p_dst, dctcoef dct[16] ) { for( int i = 0; i < 4; i++, dct += 4, p_dst += 4*FDEC_STRIDE ) { add4x4_idct_dc( &p_dst[ 0], dct[0] ); add4x4_idct_dc( &p_dst[ 4], dct[1] ); add4x4_idct_dc( &p_dst[ 8], dct[2] ); add4x4_idct_dc( &p_dst[12], dct[3] ); } } /**************************************************************************** * x264_dct_init: ****************************************************************************/ void x264_dct_init( int cpu, x264_dct_function_t *dctf ) { dctf->sub4x4_dct = sub4x4_dct; dctf->add4x4_idct = add4x4_idct; dctf->sub8x8_dct = sub8x8_dct; dctf->sub8x8_dct_dc = sub8x8_dct_dc; dctf->add8x8_idct = add8x8_idct; dctf->add8x8_idct_dc = add8x8_idct_dc; dctf->sub8x16_dct_dc = sub8x16_dct_dc; dctf->sub16x16_dct = sub16x16_dct; dctf->add16x16_idct = add16x16_idct; dctf->add16x16_idct_dc = add16x16_idct_dc; dctf->sub8x8_dct8 = sub8x8_dct8; dctf->add8x8_idct8 = add8x8_idct8; dctf->sub16x16_dct8 = sub16x16_dct8; dctf->add16x16_idct8 = add16x16_idct8; dctf->dct4x4dc = dct4x4dc; dctf->idct4x4dc = idct4x4dc; dctf->dct2x4dc = dct2x4dc; #if HIGH_BIT_DEPTH #if HAVE_MMX if( cpu&X264_CPU_MMX ) { dctf->sub4x4_dct = x264_sub4x4_dct_mmx; dctf->sub8x8_dct = x264_sub8x8_dct_mmx; dctf->sub16x16_dct = x264_sub16x16_dct_mmx; } if( cpu&X264_CPU_SSE2 ) { dctf->add4x4_idct = x264_add4x4_idct_sse2; dctf->dct4x4dc = x264_dct4x4dc_sse2; dctf->idct4x4dc = x264_idct4x4dc_sse2; dctf->sub8x8_dct8 = x264_sub8x8_dct8_sse2; dctf->sub16x16_dct8 = x264_sub16x16_dct8_sse2; dctf->add8x8_idct = x264_add8x8_idct_sse2; dctf->add16x16_idct = x264_add16x16_idct_sse2; dctf->add8x8_idct8 = x264_add8x8_idct8_sse2; dctf->add16x16_idct8 = x264_add16x16_idct8_sse2; dctf->sub8x8_dct_dc = x264_sub8x8_dct_dc_sse2; dctf->add8x8_idct_dc = x264_add8x8_idct_dc_sse2; dctf->sub8x16_dct_dc = x264_sub8x16_dct_dc_sse2; dctf->add16x16_idct_dc= x264_add16x16_idct_dc_sse2; } if( cpu&X264_CPU_SSE4 ) { dctf->sub8x8_dct8 = x264_sub8x8_dct8_sse4; dctf->sub16x16_dct8 = x264_sub16x16_dct8_sse4; } if( cpu&X264_CPU_AVX ) { dctf->add4x4_idct = x264_add4x4_idct_avx; dctf->dct4x4dc = x264_dct4x4dc_avx; dctf->idct4x4dc = x264_idct4x4dc_avx; dctf->sub8x8_dct8 = x264_sub8x8_dct8_avx; dctf->sub16x16_dct8 = x264_sub16x16_dct8_avx; dctf->add8x8_idct = x264_add8x8_idct_avx; dctf->add16x16_idct = x264_add16x16_idct_avx; dctf->add8x8_idct8 = x264_add8x8_idct8_avx; dctf->add16x16_idct8 = x264_add16x16_idct8_avx; dctf->add8x8_idct_dc = x264_add8x8_idct_dc_avx; dctf->sub8x16_dct_dc = x264_sub8x16_dct_dc_avx; dctf->add16x16_idct_dc= x264_add16x16_idct_dc_avx; } #endif // HAVE_MMX #else // !HIGH_BIT_DEPTH #if HAVE_MMX if( cpu&X264_CPU_MMX ) { dctf->sub4x4_dct = x264_sub4x4_dct_mmx; dctf->add4x4_idct = x264_add4x4_idct_mmx; dctf->idct4x4dc = x264_idct4x4dc_mmx; dctf->sub8x8_dct_dc = x264_sub8x8_dct_dc_mmx2; #if !ARCH_X86_64 dctf->sub8x8_dct = x264_sub8x8_dct_mmx; dctf->sub16x16_dct = x264_sub16x16_dct_mmx; dctf->add8x8_idct = x264_add8x8_idct_mmx; dctf->add16x16_idct = x264_add16x16_idct_mmx; dctf->sub8x8_dct8 = x264_sub8x8_dct8_mmx; dctf->sub16x16_dct8 = x264_sub16x16_dct8_mmx; dctf->add8x8_idct8 = x264_add8x8_idct8_mmx; dctf->add16x16_idct8= x264_add16x16_idct8_mmx; #endif } if( cpu&X264_CPU_MMX2 ) { dctf->dct4x4dc = x264_dct4x4dc_mmx2; dctf->add8x8_idct_dc = x264_add8x8_idct_dc_mmx2; dctf->add16x16_idct_dc = x264_add16x16_idct_dc_mmx2; } if( cpu&X264_CPU_SSE2 ) { dctf->sub8x8_dct8 = x264_sub8x8_dct8_sse2; dctf->sub16x16_dct8 = x264_sub16x16_dct8_sse2; dctf->sub8x8_dct_dc = x264_sub8x8_dct_dc_sse2; dctf->sub8x16_dct_dc= x264_sub8x16_dct_dc_sse2; dctf->add8x8_idct8 = x264_add8x8_idct8_sse2; dctf->add16x16_idct8= x264_add16x16_idct8_sse2; if( !(cpu&X264_CPU_SSE2_IS_SLOW) ) { dctf->sub8x8_dct = x264_sub8x8_dct_sse2; dctf->sub16x16_dct = x264_sub16x16_dct_sse2; dctf->add8x8_idct = x264_add8x8_idct_sse2; dctf->add16x16_idct = x264_add16x16_idct_sse2; dctf->add16x16_idct_dc = x264_add16x16_idct_dc_sse2; } } if( (cpu&X264_CPU_SSSE3) && !(cpu&X264_CPU_SSE2_IS_SLOW) ) { dctf->sub8x16_dct_dc = x264_sub8x16_dct_dc_ssse3; if( !(cpu&X264_CPU_SLOW_ATOM) ) { dctf->sub4x4_dct = x264_sub4x4_dct_ssse3; dctf->sub8x8_dct = x264_sub8x8_dct_ssse3; dctf->sub16x16_dct = x264_sub16x16_dct_ssse3; dctf->sub8x8_dct8 = x264_sub8x8_dct8_ssse3; dctf->sub16x16_dct8 = x264_sub16x16_dct8_ssse3; if( !(cpu&X264_CPU_SLOW_PSHUFB) ) { dctf->add8x8_idct_dc = x264_add8x8_idct_dc_ssse3; dctf->add16x16_idct_dc = x264_add16x16_idct_dc_ssse3; } } } if( cpu&X264_CPU_SSE4 ) dctf->add4x4_idct = x264_add4x4_idct_sse4; if( cpu&X264_CPU_AVX ) { dctf->add4x4_idct = x264_add4x4_idct_avx; dctf->add8x8_idct = x264_add8x8_idct_avx; dctf->add16x16_idct = x264_add16x16_idct_avx; dctf->add8x8_idct8 = x264_add8x8_idct8_avx; dctf->add16x16_idct8 = x264_add16x16_idct8_avx; dctf->add16x16_idct_dc = x264_add16x16_idct_dc_avx; dctf->sub8x8_dct = x264_sub8x8_dct_avx; dctf->sub16x16_dct = x264_sub16x16_dct_avx; dctf->sub8x8_dct8 = x264_sub8x8_dct8_avx; dctf->sub16x16_dct8 = x264_sub16x16_dct8_avx; } if( cpu&X264_CPU_XOP ) { dctf->sub8x8_dct = x264_sub8x8_dct_xop; dctf->sub16x16_dct = x264_sub16x16_dct_xop; } if( cpu&X264_CPU_AVX2 ) { dctf->add8x8_idct = x264_add8x8_idct_avx2; dctf->add16x16_idct = x264_add16x16_idct_avx2; dctf->sub8x8_dct = x264_sub8x8_dct_avx2; dctf->sub16x16_dct = x264_sub16x16_dct_avx2; dctf->add16x16_idct_dc = x264_add16x16_idct_dc_avx2; #if ARCH_X86_64 dctf->sub16x16_dct8 = x264_sub16x16_dct8_avx2; #endif } #endif //HAVE_MMX #if HAVE_ALTIVEC if( cpu&X264_CPU_ALTIVEC ) { dctf->sub4x4_dct = x264_sub4x4_dct_altivec; dctf->sub8x8_dct = x264_sub8x8_dct_altivec; dctf->sub16x16_dct = x264_sub16x16_dct_altivec; dctf->add4x4_idct = x264_add4x4_idct_altivec; dctf->add8x8_idct = x264_add8x8_idct_altivec; dctf->add16x16_idct = x264_add16x16_idct_altivec; dctf->sub8x8_dct8 = x264_sub8x8_dct8_altivec; dctf->sub16x16_dct8 = x264_sub16x16_dct8_altivec; dctf->add8x8_idct8 = x264_add8x8_idct8_altivec; dctf->add16x16_idct8= x264_add16x16_idct8_altivec; } #endif #if HAVE_ARMV6 || ARCH_AARCH64 if( cpu&X264_CPU_NEON ) { dctf->sub4x4_dct = x264_sub4x4_dct_neon; dctf->sub8x8_dct = x264_sub8x8_dct_neon; dctf->sub16x16_dct = x264_sub16x16_dct_neon; dctf->add8x8_idct_dc = x264_add8x8_idct_dc_neon; dctf->add16x16_idct_dc = x264_add16x16_idct_dc_neon; dctf->sub8x8_dct_dc = x264_sub8x8_dct_dc_neon; dctf->dct4x4dc = x264_dct4x4dc_neon; dctf->idct4x4dc = x264_idct4x4dc_neon; dctf->add4x4_idct = x264_add4x4_idct_neon; dctf->add8x8_idct = x264_add8x8_idct_neon; dctf->add16x16_idct = x264_add16x16_idct_neon; dctf->sub8x8_dct8 = x264_sub8x8_dct8_neon; dctf->sub16x16_dct8 = x264_sub16x16_dct8_neon; dctf->add8x8_idct8 = x264_add8x8_idct8_neon; dctf->add16x16_idct8= x264_add16x16_idct8_neon; dctf->sub8x16_dct_dc= x264_sub8x16_dct_dc_neon; } #endif #if HAVE_MSA if( cpu&X264_CPU_MSA ) { dctf->sub4x4_dct = x264_sub4x4_dct_msa; dctf->sub8x8_dct = x264_sub8x8_dct_msa; dctf->sub16x16_dct = x264_sub16x16_dct_msa; dctf->sub8x8_dct_dc = x264_sub8x8_dct_dc_msa; dctf->sub8x16_dct_dc = x264_sub8x16_dct_dc_msa; dctf->dct4x4dc = x264_dct4x4dc_msa; dctf->idct4x4dc = x264_idct4x4dc_msa; dctf->add4x4_idct = x264_add4x4_idct_msa; dctf->add8x8_idct = x264_add8x8_idct_msa; dctf->add8x8_idct_dc = x264_add8x8_idct_dc_msa; dctf->add16x16_idct = x264_add16x16_idct_msa; dctf->add16x16_idct_dc = x264_add16x16_idct_dc_msa; dctf->add8x8_idct8 = x264_add8x8_idct8_msa; dctf->add16x16_idct8 = x264_add16x16_idct8_msa; } #endif #endif // HIGH_BIT_DEPTH } #define ZIG(i,y,x) level[i] = dct[x*8+y]; #define ZIGZAG8_FRAME\ ZIG( 0,0,0) ZIG( 1,0,1) ZIG( 2,1,0) ZIG( 3,2,0)\ ZIG( 4,1,1) ZIG( 5,0,2) ZIG( 6,0,3) ZIG( 7,1,2)\ ZIG( 8,2,1) ZIG( 9,3,0) ZIG(10,4,0) ZIG(11,3,1)\ ZIG(12,2,2) ZIG(13,1,3) ZIG(14,0,4) ZIG(15,0,5)\ ZIG(16,1,4) ZIG(17,2,3) ZIG(18,3,2) ZIG(19,4,1)\ ZIG(20,5,0) ZIG(21,6,0) ZIG(22,5,1) ZIG(23,4,2)\ ZIG(24,3,3) ZIG(25,2,4) ZIG(26,1,5) ZIG(27,0,6)\ ZIG(28,0,7) ZIG(29,1,6) ZIG(30,2,5) ZIG(31,3,4)\ ZIG(32,4,3) ZIG(33,5,2) ZIG(34,6,1) ZIG(35,7,0)\ ZIG(36,7,1) ZIG(37,6,2) ZIG(38,5,3) ZIG(39,4,4)\ ZIG(40,3,5) ZIG(41,2,6) ZIG(42,1,7) ZIG(43,2,7)\ ZIG(44,3,6) ZIG(45,4,5) ZIG(46,5,4) ZIG(47,6,3)\ ZIG(48,7,2) ZIG(49,7,3) ZIG(50,6,4) ZIG(51,5,5)\ ZIG(52,4,6) ZIG(53,3,7) ZIG(54,4,7) ZIG(55,5,6)\ ZIG(56,6,5) ZIG(57,7,4) ZIG(58,7,5) ZIG(59,6,6)\ ZIG(60,5,7) ZIG(61,6,7) ZIG(62,7,6) ZIG(63,7,7)\ #define ZIGZAG8_FIELD\ ZIG( 0,0,0) ZIG( 1,1,0) ZIG( 2,2,0) ZIG( 3,0,1)\ ZIG( 4,1,1) ZIG( 5,3,0) ZIG( 6,4,0) ZIG( 7,2,1)\ ZIG( 8,0,2) ZIG( 9,3,1) ZIG(10,5,0) ZIG(11,6,0)\ ZIG(12,7,0) ZIG(13,4,1) ZIG(14,1,2) ZIG(15,0,3)\ ZIG(16,2,2) ZIG(17,5,1) ZIG(18,6,1) ZIG(19,7,1)\ ZIG(20,3,2) ZIG(21,1,3) ZIG(22,0,4) ZIG(23,2,3)\ ZIG(24,4,2) ZIG(25,5,2) ZIG(26,6,2) ZIG(27,7,2)\ ZIG(28,3,3) ZIG(29,1,4) ZIG(30,0,5) ZIG(31,2,4)\ ZIG(32,4,3) ZIG(33,5,3) ZIG(34,6,3) ZIG(35,7,3)\ ZIG(36,3,4) ZIG(37,1,5) ZIG(38,0,6) ZIG(39,2,5)\ ZIG(40,4,4) ZIG(41,5,4) ZIG(42,6,4) ZIG(43,7,4)\ ZIG(44,3,5) ZIG(45,1,6) ZIG(46,2,6) ZIG(47,4,5)\ ZIG(48,5,5) ZIG(49,6,5) ZIG(50,7,5) ZIG(51,3,6)\ ZIG(52,0,7) ZIG(53,1,7) ZIG(54,4,6) ZIG(55,5,6)\ ZIG(56,6,6) ZIG(57,7,6) ZIG(58,2,7) ZIG(59,3,7)\ ZIG(60,4,7) ZIG(61,5,7) ZIG(62,6,7) ZIG(63,7,7) #define ZIGZAG4_FRAME\ ZIGDC( 0,0,0) ZIG( 1,0,1) ZIG( 2,1,0) ZIG( 3,2,0)\ ZIG( 4,1,1) ZIG( 5,0,2) ZIG( 6,0,3) ZIG( 7,1,2)\ ZIG( 8,2,1) ZIG( 9,3,0) ZIG(10,3,1) ZIG(11,2,2)\ ZIG(12,1,3) ZIG(13,2,3) ZIG(14,3,2) ZIG(15,3,3) #define ZIGZAG4_FIELD\ ZIGDC( 0,0,0) ZIG( 1,1,0) ZIG( 2,0,1) ZIG( 3,2,0)\ ZIG( 4,3,0) ZIG( 5,1,1) ZIG( 6,2,1) ZIG( 7,3,1)\ ZIG( 8,0,2) ZIG( 9,1,2) ZIG(10,2,2) ZIG(11,3,2)\ ZIG(12,0,3) ZIG(13,1,3) ZIG(14,2,3) ZIG(15,3,3) static void zigzag_scan_8x8_frame( dctcoef level[64], dctcoef dct[64] ) { ZIGZAG8_FRAME } static void zigzag_scan_8x8_field( dctcoef level[64], dctcoef dct[64] ) { ZIGZAG8_FIELD } #undef ZIG #define ZIG(i,y,x) level[i] = dct[x*4+y]; #define ZIGDC(i,y,x) ZIG(i,y,x) static void zigzag_scan_4x4_frame( dctcoef level[16], dctcoef dct[16] ) { ZIGZAG4_FRAME } static void zigzag_scan_4x4_field( dctcoef level[16], dctcoef dct[16] ) { memcpy( level, dct, 2 * sizeof(dctcoef) ); ZIG(2,0,1) ZIG(3,2,0) ZIG(4,3,0) ZIG(5,1,1) memcpy( level+6, dct+6, 10 * sizeof(dctcoef) ); } #undef ZIG #define ZIG(i,y,x) {\ int oe = x+y*FENC_STRIDE;\ int od = x+y*FDEC_STRIDE;\ level[i] = p_src[oe] - p_dst[od];\ nz |= level[i];\ } #define COPY4x4\ CPPIXEL_X4( p_dst+0*FDEC_STRIDE, p_src+0*FENC_STRIDE );\ CPPIXEL_X4( p_dst+1*FDEC_STRIDE, p_src+1*FENC_STRIDE );\ CPPIXEL_X4( p_dst+2*FDEC_STRIDE, p_src+2*FENC_STRIDE );\ CPPIXEL_X4( p_dst+3*FDEC_STRIDE, p_src+3*FENC_STRIDE ); #define CPPIXEL_X8(dst,src) ( CPPIXEL_X4(dst,src), CPPIXEL_X4(dst+4,src+4) ) #define COPY8x8\ CPPIXEL_X8( p_dst+0*FDEC_STRIDE, p_src+0*FENC_STRIDE );\ CPPIXEL_X8( p_dst+1*FDEC_STRIDE, p_src+1*FENC_STRIDE );\ CPPIXEL_X8( p_dst+2*FDEC_STRIDE, p_src+2*FENC_STRIDE );\ CPPIXEL_X8( p_dst+3*FDEC_STRIDE, p_src+3*FENC_STRIDE );\ CPPIXEL_X8( p_dst+4*FDEC_STRIDE, p_src+4*FENC_STRIDE );\ CPPIXEL_X8( p_dst+5*FDEC_STRIDE, p_src+5*FENC_STRIDE );\ CPPIXEL_X8( p_dst+6*FDEC_STRIDE, p_src+6*FENC_STRIDE );\ CPPIXEL_X8( p_dst+7*FDEC_STRIDE, p_src+7*FENC_STRIDE ); static int zigzag_sub_4x4_frame( dctcoef level[16], const pixel *p_src, pixel *p_dst ) { int nz = 0; ZIGZAG4_FRAME COPY4x4 return !!nz; } static int zigzag_sub_4x4_field( dctcoef level[16], const pixel *p_src, pixel *p_dst ) { int nz = 0; ZIGZAG4_FIELD COPY4x4 return !!nz; } #undef ZIGDC #define ZIGDC(i,y,x) {\ int oe = x+y*FENC_STRIDE;\ int od = x+y*FDEC_STRIDE;\ *dc = p_src[oe] - p_dst[od];\ level[0] = 0;\ } static int zigzag_sub_4x4ac_frame( dctcoef level[16], const pixel *p_src, pixel *p_dst, dctcoef *dc ) { int nz = 0; ZIGZAG4_FRAME COPY4x4 return !!nz; } static int zigzag_sub_4x4ac_field( dctcoef level[16], const pixel *p_src, pixel *p_dst, dctcoef *dc ) { int nz = 0; ZIGZAG4_FIELD COPY4x4 return !!nz; } static int zigzag_sub_8x8_frame( dctcoef level[64], const pixel *p_src, pixel *p_dst ) { int nz = 0; ZIGZAG8_FRAME COPY8x8 return !!nz; } static int zigzag_sub_8x8_field( dctcoef level[64], const pixel *p_src, pixel *p_dst ) { int nz = 0; ZIGZAG8_FIELD COPY8x8 return !!nz; } #undef ZIG #undef COPY4x4 static void zigzag_interleave_8x8_cavlc( dctcoef *dst, dctcoef *src, uint8_t *nnz ) { for( int i = 0; i < 4; i++ ) { int nz = 0; for( int j = 0; j < 16; j++ ) { nz |= src[i+j*4]; dst[i*16+j] = src[i+j*4]; } nnz[(i&1) + (i>>1)*8] = !!nz; } } void x264_zigzag_init( int cpu, x264_zigzag_function_t *pf_progressive, x264_zigzag_function_t *pf_interlaced ) { pf_interlaced->scan_8x8 = zigzag_scan_8x8_field; pf_progressive->scan_8x8 = zigzag_scan_8x8_frame; pf_interlaced->scan_4x4 = zigzag_scan_4x4_field; pf_progressive->scan_4x4 = zigzag_scan_4x4_frame; pf_interlaced->sub_8x8 = zigzag_sub_8x8_field; pf_progressive->sub_8x8 = zigzag_sub_8x8_frame; pf_interlaced->sub_4x4 = zigzag_sub_4x4_field; pf_progressive->sub_4x4 = zigzag_sub_4x4_frame; pf_interlaced->sub_4x4ac = zigzag_sub_4x4ac_field; pf_progressive->sub_4x4ac = zigzag_sub_4x4ac_frame; #if HIGH_BIT_DEPTH #if HAVE_MMX if( cpu&X264_CPU_SSE2 ) { pf_interlaced->scan_4x4 = x264_zigzag_scan_4x4_field_sse2; pf_progressive->scan_4x4 = x264_zigzag_scan_4x4_frame_sse2; pf_progressive->scan_8x8 = x264_zigzag_scan_8x8_frame_sse2; } if( cpu&X264_CPU_SSE4 ) pf_interlaced->scan_8x8 = x264_zigzag_scan_8x8_field_sse4; if( cpu&X264_CPU_AVX ) pf_interlaced->scan_8x8 = x264_zigzag_scan_8x8_field_avx; #if ARCH_X86_64 if( cpu&X264_CPU_AVX ) { pf_progressive->scan_4x4 = x264_zigzag_scan_4x4_frame_avx; pf_progressive->scan_8x8 = x264_zigzag_scan_8x8_frame_avx; } #endif // ARCH_X86_64 #endif // HAVE_MMX #else #if HAVE_MMX if( cpu&X264_CPU_MMX ) pf_progressive->scan_4x4 = x264_zigzag_scan_4x4_frame_mmx; if( cpu&X264_CPU_MMX2 ) { pf_interlaced->scan_4x4 = x264_zigzag_scan_4x4_field_mmx2; pf_interlaced->scan_8x8 = x264_zigzag_scan_8x8_field_mmx2; pf_progressive->scan_8x8 = x264_zigzag_scan_8x8_frame_mmx2; } if( cpu&X264_CPU_SSE2_IS_FAST ) pf_progressive->scan_8x8 = x264_zigzag_scan_8x8_frame_sse2; if( cpu&X264_CPU_SSSE3 ) { pf_interlaced->sub_4x4 = x264_zigzag_sub_4x4_field_ssse3; pf_progressive->sub_4x4 = x264_zigzag_sub_4x4_frame_ssse3; pf_interlaced->sub_4x4ac = x264_zigzag_sub_4x4ac_field_ssse3; pf_progressive->sub_4x4ac= x264_zigzag_sub_4x4ac_frame_ssse3; pf_progressive->scan_8x8 = x264_zigzag_scan_8x8_frame_ssse3; if( !(cpu&X264_CPU_SLOW_SHUFFLE) ) pf_progressive->scan_4x4 = x264_zigzag_scan_4x4_frame_ssse3; } if( cpu&X264_CPU_AVX ) { pf_interlaced->sub_4x4 = x264_zigzag_sub_4x4_field_avx; pf_progressive->sub_4x4 = x264_zigzag_sub_4x4_frame_avx; #if ARCH_X86_64 pf_interlaced->sub_4x4ac = x264_zigzag_sub_4x4ac_field_avx; pf_progressive->sub_4x4ac= x264_zigzag_sub_4x4ac_frame_avx; #endif pf_progressive->scan_4x4 = x264_zigzag_scan_4x4_frame_avx; } if( cpu&X264_CPU_XOP ) { pf_progressive->scan_4x4 = x264_zigzag_scan_4x4_frame_xop; pf_progressive->scan_8x8 = x264_zigzag_scan_8x8_frame_xop; pf_interlaced->scan_8x8 = x264_zigzag_scan_8x8_field_xop; } #endif // HAVE_MMX #if HAVE_ALTIVEC if( cpu&X264_CPU_ALTIVEC ) { pf_interlaced->scan_4x4 = x264_zigzag_scan_4x4_field_altivec; pf_progressive->scan_4x4 = x264_zigzag_scan_4x4_frame_altivec; } #endif #if HAVE_ARMV6 || ARCH_AARCH64 if( cpu&X264_CPU_NEON ) { pf_progressive->scan_4x4 = x264_zigzag_scan_4x4_frame_neon; #if ARCH_AARCH64 pf_interlaced->scan_4x4 = x264_zigzag_scan_4x4_field_neon; pf_interlaced->scan_8x8 = x264_zigzag_scan_8x8_field_neon; pf_interlaced->sub_4x4 = x264_zigzag_sub_4x4_field_neon; pf_interlaced->sub_4x4ac = x264_zigzag_sub_4x4ac_field_neon; pf_interlaced->sub_8x8 = x264_zigzag_sub_8x8_field_neon; pf_progressive->scan_8x8 = x264_zigzag_scan_8x8_frame_neon; pf_progressive->sub_4x4 = x264_zigzag_sub_4x4_frame_neon; pf_progressive->sub_4x4ac = x264_zigzag_sub_4x4ac_frame_neon; pf_progressive->sub_8x8 = x264_zigzag_sub_8x8_frame_neon; #endif // ARCH_AARCH64 } #endif // HAVE_ARMV6 || ARCH_AARCH64 #endif // HIGH_BIT_DEPTH pf_interlaced->interleave_8x8_cavlc = pf_progressive->interleave_8x8_cavlc = zigzag_interleave_8x8_cavlc; #if HAVE_MMX #if HIGH_BIT_DEPTH if( cpu&X264_CPU_SSE2 ) { pf_interlaced->interleave_8x8_cavlc = pf_progressive->interleave_8x8_cavlc = x264_zigzag_interleave_8x8_cavlc_sse2; } if( cpu&X264_CPU_AVX ) { pf_interlaced->interleave_8x8_cavlc = pf_progressive->interleave_8x8_cavlc = x264_zigzag_interleave_8x8_cavlc_avx; } #else if( cpu&X264_CPU_MMX ) { pf_interlaced->interleave_8x8_cavlc = pf_progressive->interleave_8x8_cavlc = x264_zigzag_interleave_8x8_cavlc_mmx; } if( (cpu&X264_CPU_SSE2) && !(cpu&(X264_CPU_SLOW_SHUFFLE|X264_CPU_SSE2_IS_SLOW)) ) { pf_interlaced->interleave_8x8_cavlc = pf_progressive->interleave_8x8_cavlc = x264_zigzag_interleave_8x8_cavlc_sse2; } if( cpu&X264_CPU_AVX ) { pf_interlaced->interleave_8x8_cavlc = pf_progressive->interleave_8x8_cavlc = x264_zigzag_interleave_8x8_cavlc_avx; } if( cpu&X264_CPU_AVX2 ) { pf_interlaced->interleave_8x8_cavlc = pf_progressive->interleave_8x8_cavlc = x264_zigzag_interleave_8x8_cavlc_avx2; } #endif // HIGH_BIT_DEPTH #endif #if !HIGH_BIT_DEPTH #if ARCH_AARCH64 if( cpu&X264_CPU_NEON ) { pf_interlaced->interleave_8x8_cavlc = pf_progressive->interleave_8x8_cavlc = x264_zigzag_interleave_8x8_cavlc_neon; } #endif // ARCH_AARCH64 #endif // !HIGH_BIT_DEPTH #if !HIGH_BIT_DEPTH #if HAVE_MSA if( cpu&X264_CPU_MSA ) { pf_progressive->scan_4x4 = x264_zigzag_scan_4x4_frame_msa; } #endif #endif }