| /* |
| * Copyright (C) 2003 Michael Niedermayer <michaelni@gmx.at> |
| * Copyright (C) 2005 Nikolaj Poroshin <porosh3@psu.ru> |
| * |
| * This file is part of MPlayer. |
| * |
| * MPlayer 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. |
| * |
| * MPlayer 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 MPlayer; if not, write to the Free Software Foundation, Inc., |
| * 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA. |
| */ |
| |
| /* |
| * This implementation is based on an algorithm described in |
| * "Aria Nosratinia Embedded Post-Processing for |
| * Enhancement of Compressed Images (1999)" |
| * (http://citeseer.nj.nec.com/nosratinia99embedded.html) |
| * Futher, with splitting (i)dct into hor/ver passes, one of them can be |
| * performed once per block, not pixel. This allows for much better speed. |
| */ |
| |
| /* |
| Heavily optimized version of SPP filter by Nikolaj |
| */ |
| |
| #include <stdio.h> |
| #include <stdlib.h> |
| #include <string.h> |
| #include <inttypes.h> |
| #include <math.h> |
| |
| #include "config.h" |
| |
| #include "mp_msg.h" |
| #include "cpudetect.h" |
| #include "img_format.h" |
| #include "mp_image.h" |
| #include "vf.h" |
| #include "av_helpers.h" |
| #include "libvo/fastmemcpy.h" |
| |
| #include "libavutil/internal.h" |
| #include "libavutil/intreadwrite.h" |
| #include "libavutil/mem.h" |
| #include "libavutil/x86/asm.h" |
| #include "libavcodec/avcodec.h" |
| #include "libavcodec/dsputil.h" |
| |
| #undef free |
| #undef malloc |
| |
| //===========================================================================// |
| #define BLOCKSZ 12 |
| |
| static const short custom_threshold[64]= |
| // values (296) can't be too high |
| // -it causes too big quant dependence |
| // or maybe overflow(check), which results in some flashing |
| { 71, 296, 295, 237, 71, 40, 38, 19, |
| 245, 193, 185, 121, 102, 73, 53, 27, |
| 158, 129, 141, 107, 97, 73, 50, 26, |
| 102, 116, 109, 98, 82, 66, 45, 23, |
| 71, 94, 95, 81, 70, 56, 38, 20, |
| 56, 77, 74, 66, 56, 44, 30, 15, |
| 38, 53, 50, 45, 38, 30, 21, 11, |
| 20, 27, 26, 23, 20, 15, 11, 5 |
| }; |
| |
| static const uint8_t __attribute__((aligned(32))) dither[8][8]={ |
| { 0, 48, 12, 60, 3, 51, 15, 63, }, |
| { 32, 16, 44, 28, 35, 19, 47, 31, }, |
| { 8, 56, 4, 52, 11, 59, 7, 55, }, |
| { 40, 24, 36, 20, 43, 27, 39, 23, }, |
| { 2, 50, 14, 62, 1, 49, 13, 61, }, |
| { 34, 18, 46, 30, 33, 17, 45, 29, }, |
| { 10, 58, 6, 54, 9, 57, 5, 53, }, |
| { 42, 26, 38, 22, 41, 25, 37, 21, }, |
| }; |
| |
| struct vf_priv_s { //align 16 ! |
| uint64_t threshold_mtx_noq[8*2]; |
| uint64_t threshold_mtx[8*2];//used in both C & MMX (& later SSE2) versions |
| |
| int log2_count; |
| int temp_stride; |
| int qp; |
| int mpeg2; |
| int prev_q; |
| uint8_t *src; |
| int16_t *temp; |
| int bframes; |
| char *non_b_qp; |
| }; |
| |
| |
| #if !HAVE_MMX |
| |
| //This func reads from 1 slice, 1 and clears 0 & 1 |
| static void store_slice_c(uint8_t *dst, int16_t *src, int dst_stride, int src_stride, int width, int height, int log2_scale) |
| {int y, x; |
| #define STORE(pos) \ |
| temp= (src[x + pos] + (d[pos]>>log2_scale))>>(6-log2_scale); \ |
| src[x + pos]=src[x + pos - 8*src_stride]=0; \ |
| if(temp & 0x100) temp= ~(temp>>31); \ |
| dst[x + pos]= temp; |
| |
| for(y=0; y<height; y++){ |
| const uint8_t *d= dither[y]; |
| for(x=0; x<width; x+=8){ |
| int temp; |
| STORE(0); |
| STORE(1); |
| STORE(2); |
| STORE(3); |
| STORE(4); |
| STORE(5); |
| STORE(6); |
| STORE(7); |
| } |
| src+=src_stride; |
| dst+=dst_stride; |
| } |
| } |
| |
| //This func reads from 2 slices, 0 & 2 and clears 2-nd |
| static void store_slice2_c(uint8_t *dst, int16_t *src, int dst_stride, int src_stride, int width, int height, int log2_scale) |
| {int y, x; |
| #define STORE2(pos) \ |
| temp= (src[x + pos] + src[x + pos + 16*src_stride] + (d[pos]>>log2_scale))>>(6-log2_scale); \ |
| src[x + pos + 16*src_stride]=0; \ |
| if(temp & 0x100) temp= ~(temp>>31); \ |
| dst[x + pos]= temp; |
| |
| for(y=0; y<height; y++){ |
| const uint8_t *d= dither[y]; |
| for(x=0; x<width; x+=8){ |
| int temp; |
| STORE2(0); |
| STORE2(1); |
| STORE2(2); |
| STORE2(3); |
| STORE2(4); |
| STORE2(5); |
| STORE2(6); |
| STORE2(7); |
| } |
| src+=src_stride; |
| dst+=dst_stride; |
| } |
| } |
| |
| static void mul_thrmat_c(struct vf_priv_s *p,int q) |
| { |
| int a; |
| for(a=0;a<64;a++) |
| ((short*)p->threshold_mtx)[a]=q * ((short*)p->threshold_mtx_noq)[a];//ints faster in C |
| } |
| |
| static void column_fidct_c(int16_t* thr_adr, int16_t *data, int16_t *output, int cnt); |
| static void row_idct_c(int16_t* workspace, |
| int16_t* output_adr, int output_stride, int cnt); |
| static void row_fdct_c(int16_t *data, const uint8_t *pixels, int line_size, int cnt); |
| |
| //this is rather ugly, but there is no need for function pointers |
| #define store_slice_s store_slice_c |
| #define store_slice2_s store_slice2_c |
| #define mul_thrmat_s mul_thrmat_c |
| #define column_fidct_s column_fidct_c |
| #define row_idct_s row_idct_c |
| #define row_fdct_s row_fdct_c |
| |
| #else /* HAVE_MMX */ |
| |
| //This func reads from 1 slice, 1 and clears 0 & 1 |
| static void store_slice_mmx(uint8_t *dst, int16_t *src, long dst_stride, long src_stride, long width, long height, long log2_scale) |
| { |
| const uint8_t *od=&dither[0][0]; |
| const uint8_t *end=&dither[height][0]; |
| width = (width+7)&~7; |
| dst_stride-=width; |
| //src_stride=(src_stride-width)*2; |
| __asm__ volatile( |
| "mov %5, %%"REG_d" \n\t" |
| "mov %6, %%"REG_S" \n\t" |
| "mov %7, %%"REG_D" \n\t" |
| "mov %1, %%"REG_a" \n\t" |
| "movd %%"REG_d", %%mm5 \n\t" |
| "xor $-1, %%"REG_d" \n\t" |
| "mov %%"REG_a", %%"REG_c" \n\t" |
| "add $7, %%"REG_d" \n\t" |
| "neg %%"REG_a" \n\t" |
| "sub %0, %%"REG_c" \n\t" |
| "add %%"REG_c", %%"REG_c" \n\t" |
| "movd %%"REG_d", %%mm2 \n\t" |
| "mov %%"REG_c", %1 \n\t" |
| "mov %2, %%"REG_d" \n\t" |
| "shl $4, %%"REG_a" \n\t" |
| |
| "2: \n\t" |
| "movq (%%"REG_d"), %%mm3 \n\t" |
| "movq %%mm3, %%mm4 \n\t" |
| "pxor %%mm7, %%mm7 \n\t" |
| "punpcklbw %%mm7, %%mm3 \n\t" |
| "punpckhbw %%mm7, %%mm4 \n\t" |
| "mov %0, %%"REG_c" \n\t" |
| "psraw %%mm5, %%mm3 \n\t" |
| "psraw %%mm5, %%mm4 \n\t" |
| "1: \n\t" |
| "movq %%mm7, (%%"REG_S",%%"REG_a",) \n\t" |
| "movq (%%"REG_S"), %%mm0 \n\t" |
| "movq 8(%%"REG_S"), %%mm1 \n\t" |
| |
| "movq %%mm7, 8(%%"REG_S",%%"REG_a",) \n\t" |
| "paddw %%mm3, %%mm0 \n\t" |
| "paddw %%mm4, %%mm1 \n\t" |
| |
| "movq %%mm7, (%%"REG_S") \n\t" |
| "psraw %%mm2, %%mm0 \n\t" |
| "psraw %%mm2, %%mm1 \n\t" |
| |
| "movq %%mm7, 8(%%"REG_S") \n\t" |
| "packuswb %%mm1, %%mm0 \n\t" |
| "add $16, %%"REG_S" \n\t" |
| |
| "movq %%mm0, (%%"REG_D") \n\t" |
| "add $8, %%"REG_D" \n\t" |
| "sub $8, %%"REG_c" \n\t" |
| "jg 1b \n\t" |
| "add %1, %%"REG_S" \n\t" |
| "add $8, %%"REG_d" \n\t" |
| "add %3, %%"REG_D" \n\t" |
| "cmp %4, %%"REG_d" \n\t" |
| "jl 2b \n\t" |
| |
| : |
| : "m" (width), "m" (src_stride), "erm" (od), "m" (dst_stride), "erm" (end), |
| "m" (log2_scale), "m" (src), "m" (dst) //input |
| : "%"REG_a, "%"REG_c, "%"REG_d, "%"REG_S, "%"REG_D |
| ); |
| } |
| |
| //This func reads from 2 slices, 0 & 2 and clears 2-nd |
| static void store_slice2_mmx(uint8_t *dst, int16_t *src, long dst_stride, long src_stride, long width, long height, long log2_scale) |
| { |
| const uint8_t *od=&dither[0][0]; |
| const uint8_t *end=&dither[height][0]; |
| width = (width+7)&~7; |
| dst_stride-=width; |
| //src_stride=(src_stride-width)*2; |
| __asm__ volatile( |
| "mov %5, %%"REG_d" \n\t" |
| "mov %6, %%"REG_S" \n\t" |
| "mov %7, %%"REG_D" \n\t" |
| "mov %1, %%"REG_a" \n\t" |
| "movd %%"REG_d", %%mm5 \n\t" |
| "xor $-1, %%"REG_d" \n\t" |
| "mov %%"REG_a", %%"REG_c" \n\t" |
| "add $7, %%"REG_d" \n\t" |
| "sub %0, %%"REG_c" \n\t" |
| "add %%"REG_c", %%"REG_c" \n\t" |
| "movd %%"REG_d", %%mm2 \n\t" |
| "mov %%"REG_c", %1 \n\t" |
| "mov %2, %%"REG_d" \n\t" |
| "shl $5, %%"REG_a" \n\t" |
| |
| "2: \n\t" |
| "movq (%%"REG_d"), %%mm3 \n\t" |
| "movq %%mm3, %%mm4 \n\t" |
| "pxor %%mm7, %%mm7 \n\t" |
| "punpcklbw %%mm7, %%mm3 \n\t" |
| "punpckhbw %%mm7, %%mm4 \n\t" |
| "mov %0, %%"REG_c" \n\t" |
| "psraw %%mm5, %%mm3 \n\t" |
| "psraw %%mm5, %%mm4 \n\t" |
| "1: \n\t" |
| "movq (%%"REG_S"), %%mm0 \n\t" |
| "movq 8(%%"REG_S"), %%mm1 \n\t" |
| "paddw %%mm3, %%mm0 \n\t" |
| |
| "paddw (%%"REG_S",%%"REG_a",), %%mm0 \n\t" |
| "paddw %%mm4, %%mm1 \n\t" |
| "movq 8(%%"REG_S",%%"REG_a",), %%mm6 \n\t" |
| |
| "movq %%mm7, (%%"REG_S",%%"REG_a",) \n\t" |
| "psraw %%mm2, %%mm0 \n\t" |
| "paddw %%mm6, %%mm1 \n\t" |
| |
| "movq %%mm7, 8(%%"REG_S",%%"REG_a",) \n\t" |
| "psraw %%mm2, %%mm1 \n\t" |
| "packuswb %%mm1, %%mm0 \n\t" |
| |
| "movq %%mm0, (%%"REG_D") \n\t" |
| "add $16, %%"REG_S" \n\t" |
| "add $8, %%"REG_D" \n\t" |
| "sub $8, %%"REG_c" \n\t" |
| "jg 1b \n\t" |
| "add %1, %%"REG_S" \n\t" |
| "add $8, %%"REG_d" \n\t" |
| "add %3, %%"REG_D" \n\t" |
| "cmp %4, %%"REG_d" \n\t" |
| "jl 2b \n\t" |
| |
| : |
| : "m" (width), "m" (src_stride), "erm" (od), "m" (dst_stride), "erm" (end), |
| "m" (log2_scale), "m" (src), "m" (dst) //input |
| : "%"REG_a, "%"REG_c, "%"REG_d, "%"REG_D, "%"REG_S |
| ); |
| } |
| |
| static void mul_thrmat_mmx(struct vf_priv_s *p, int q) |
| { |
| uint64_t *adr=&p->threshold_mtx_noq[0]; |
| __asm__ volatile( |
| "movd %0, %%mm7 \n\t" |
| "add $8*8*2, %%"REG_D" \n\t" |
| "movq 0*8(%%"REG_S"), %%mm0 \n\t" |
| "punpcklwd %%mm7, %%mm7 \n\t" |
| "movq 1*8(%%"REG_S"), %%mm1 \n\t" |
| "punpckldq %%mm7, %%mm7 \n\t" |
| "pmullw %%mm7, %%mm0 \n\t" |
| |
| "movq 2*8(%%"REG_S"), %%mm2 \n\t" |
| "pmullw %%mm7, %%mm1 \n\t" |
| |
| "movq 3*8(%%"REG_S"), %%mm3 \n\t" |
| "pmullw %%mm7, %%mm2 \n\t" |
| |
| "movq %%mm0, 0*8(%%"REG_D") \n\t" |
| "movq 4*8(%%"REG_S"), %%mm4 \n\t" |
| "pmullw %%mm7, %%mm3 \n\t" |
| |
| "movq %%mm1, 1*8(%%"REG_D") \n\t" |
| "movq 5*8(%%"REG_S"), %%mm5 \n\t" |
| "pmullw %%mm7, %%mm4 \n\t" |
| |
| "movq %%mm2, 2*8(%%"REG_D") \n\t" |
| "movq 6*8(%%"REG_S"), %%mm6 \n\t" |
| "pmullw %%mm7, %%mm5 \n\t" |
| |
| "movq %%mm3, 3*8(%%"REG_D") \n\t" |
| "movq 7*8+0*8(%%"REG_S"), %%mm0 \n\t" |
| "pmullw %%mm7, %%mm6 \n\t" |
| |
| "movq %%mm4, 4*8(%%"REG_D") \n\t" |
| "movq 7*8+1*8(%%"REG_S"), %%mm1 \n\t" |
| "pmullw %%mm7, %%mm0 \n\t" |
| |
| "movq %%mm5, 5*8(%%"REG_D") \n\t" |
| "movq 7*8+2*8(%%"REG_S"), %%mm2 \n\t" |
| "pmullw %%mm7, %%mm1 \n\t" |
| |
| "movq %%mm6, 6*8(%%"REG_D") \n\t" |
| "movq 7*8+3*8(%%"REG_S"), %%mm3 \n\t" |
| "pmullw %%mm7, %%mm2 \n\t" |
| |
| "movq %%mm0, 7*8+0*8(%%"REG_D") \n\t" |
| "movq 7*8+4*8(%%"REG_S"), %%mm4 \n\t" |
| "pmullw %%mm7, %%mm3 \n\t" |
| |
| "movq %%mm1, 7*8+1*8(%%"REG_D") \n\t" |
| "movq 7*8+5*8(%%"REG_S"), %%mm5 \n\t" |
| "pmullw %%mm7, %%mm4 \n\t" |
| |
| "movq %%mm2, 7*8+2*8(%%"REG_D") \n\t" |
| "movq 7*8+6*8(%%"REG_S"), %%mm6 \n\t" |
| "pmullw %%mm7, %%mm5 \n\t" |
| |
| "movq %%mm3, 7*8+3*8(%%"REG_D") \n\t" |
| "movq 14*8+0*8(%%"REG_S"), %%mm0 \n\t" |
| "pmullw %%mm7, %%mm6 \n\t" |
| |
| "movq %%mm4, 7*8+4*8(%%"REG_D") \n\t" |
| "movq 14*8+1*8(%%"REG_S"), %%mm1 \n\t" |
| "pmullw %%mm7, %%mm0 \n\t" |
| |
| "movq %%mm5, 7*8+5*8(%%"REG_D") \n\t" |
| "pmullw %%mm7, %%mm1 \n\t" |
| |
| "movq %%mm6, 7*8+6*8(%%"REG_D") \n\t" |
| "movq %%mm0, 14*8+0*8(%%"REG_D") \n\t" |
| "movq %%mm1, 14*8+1*8(%%"REG_D") \n\t" |
| |
| : "+g" (q), "+S" (adr), "+D" (adr) |
| : |
| ); |
| } |
| |
| static void column_fidct_mmx(int16_t* thr_adr, int16_t *data, int16_t *output, int cnt); |
| static void row_idct_mmx(int16_t* workspace, |
| int16_t* output_adr, int output_stride, int cnt); |
| static void row_fdct_mmx(int16_t *data, const uint8_t *pixels, int line_size, int cnt); |
| |
| #define store_slice_s store_slice_mmx |
| #define store_slice2_s store_slice2_mmx |
| #define mul_thrmat_s mul_thrmat_mmx |
| #define column_fidct_s column_fidct_mmx |
| #define row_idct_s row_idct_mmx |
| #define row_fdct_s row_fdct_mmx |
| #endif // HAVE_MMX |
| |
| static void filter(struct vf_priv_s *p, uint8_t *dst, uint8_t *src, |
| int dst_stride, int src_stride, |
| int width, int height, |
| uint8_t *qp_store, int qp_stride, int is_luma) |
| { |
| int x, x0, y, es, qy, t; |
| const int stride= is_luma ? p->temp_stride : (width+16);//((width+16+15)&(~15)) |
| const int step=6-p->log2_count; |
| const int qps= 3 + is_luma; |
| int32_t __attribute__((aligned(32))) block_align[4*8*BLOCKSZ+ 4*8*BLOCKSZ]; |
| int16_t *block= (int16_t *)block_align; |
| int16_t *block3=(int16_t *)(block_align+4*8*BLOCKSZ); |
| |
| memset(block3, 0, 4*8*BLOCKSZ); |
| |
| //p->src=src-src_stride*8-8;//! |
| if (!src || !dst) return; // HACK avoid crash for Y8 colourspace |
| for(y=0; y<height; y++){ |
| int index= 8 + 8*stride + y*stride; |
| fast_memcpy(p->src + index, src + y*src_stride, width);//this line can be avoided by using DR & user fr.buffers |
| for(x=0; x<8; x++){ |
| p->src[index - x - 1]= p->src[index + x ]; |
| p->src[index + width + x ]= p->src[index + width - x - 1]; |
| } |
| } |
| for(y=0; y<8; y++){ |
| fast_memcpy(p->src + ( 7-y)*stride, p->src + ( y+8)*stride, stride); |
| fast_memcpy(p->src + (height+8+y)*stride, p->src + (height-y+7)*stride, stride); |
| } |
| //FIXME (try edge emu) |
| |
| for(y=8; y<24; y++) |
| memset(p->temp+ 8 +y*stride, 0,width*sizeof(int16_t)); |
| |
| for(y=step; y<height+8; y+=step){ //step= 1,2 |
| qy=y-4; |
| if (qy>height-1) qy=height-1; |
| if (qy<0) qy=0; |
| qy=(qy>>qps)*qp_stride; |
| row_fdct_s(block, p->src + y*stride +2-(y&1), stride, 2); |
| for(x0=0; x0<width+8-8*(BLOCKSZ-1); x0+=8*(BLOCKSZ-1)){ |
| row_fdct_s(block+8*8, p->src + y*stride+8+x0 +2-(y&1), stride, 2*(BLOCKSZ-1)); |
| if(p->qp) |
| column_fidct_s((int16_t*)(&p->threshold_mtx[0]), block+0*8, block3+0*8, 8*(BLOCKSZ-1)); //yes, this is a HOTSPOT |
| else |
| for (x=0; x<8*(BLOCKSZ-1); x+=8) { |
| t=x+x0-2; //correct t=x+x0-2-(y&1), but its the same |
| if (t<0) t=0;//t always < width-2 |
| t=qp_store[qy+(t>>qps)]; |
| t=norm_qscale(t, p->mpeg2); |
| if (t!=p->prev_q) p->prev_q=t, mul_thrmat_s(p, t); |
| column_fidct_s((int16_t*)(&p->threshold_mtx[0]), block+x*8, block3+x*8, 8); //yes, this is a HOTSPOT |
| } |
| row_idct_s(block3+0*8, p->temp + (y&15)*stride+x0+2-(y&1), stride, 2*(BLOCKSZ-1)); |
| memmove(block, block+(BLOCKSZ-1)*64, 8*8*sizeof(int16_t)); //cycling |
| memmove(block3, block3+(BLOCKSZ-1)*64, 6*8*sizeof(int16_t)); |
| } |
| // |
| es=width+8-x0; // 8, ... |
| if (es>8) |
| row_fdct_s(block+8*8, p->src + y*stride+8+x0 +2-(y&1), stride, (es-4)>>2); |
| column_fidct_s((int16_t*)(&p->threshold_mtx[0]), block, block3, es&(~1)); |
| row_idct_s(block3+0*8, p->temp + (y&15)*stride+x0+2-(y&1), stride, es>>2); |
| {const int y1=y-8+step;//l5-7 l4-6 |
| if (!(y1&7) && y1) { |
| if (y1&8) store_slice_s(dst + (y1-8)*dst_stride, p->temp+ 8 +8*stride, |
| dst_stride, stride, width, 8, 5-p->log2_count); |
| else store_slice2_s(dst + (y1-8)*dst_stride, p->temp+ 8 +0*stride, |
| dst_stride, stride, width, 8, 5-p->log2_count); |
| } } |
| } |
| |
| if (y&7) { // == height & 7 |
| if (y&8) store_slice_s(dst + ((y-8)&~7)*dst_stride, p->temp+ 8 +8*stride, |
| dst_stride, stride, width, y&7, 5-p->log2_count); |
| else store_slice2_s(dst + ((y-8)&~7)*dst_stride, p->temp+ 8 +0*stride, |
| dst_stride, stride, width, y&7, 5-p->log2_count); |
| } |
| } |
| |
| static int config(struct vf_instance *vf, |
| int width, int height, int d_width, int d_height, |
| unsigned int flags, unsigned int outfmt) |
| { |
| int h= (height+16+15)&(~15); |
| |
| vf->priv->temp_stride= (width+16+15)&(~15); |
| vf->priv->temp= (int16_t*)av_mallocz(vf->priv->temp_stride*3*8*sizeof(int16_t)); |
| //this can also be avoided, see above |
| vf->priv->src = (uint8_t*)av_malloc(vf->priv->temp_stride*h*sizeof(uint8_t)); |
| |
| return ff_vf_next_config(vf,width,height,d_width,d_height,flags,outfmt); |
| } |
| |
| static void get_image(struct vf_instance *vf, mp_image_t *mpi) |
| { |
| if(mpi->flags&MP_IMGFLAG_PRESERVE) return; // don't change |
| // ok, we can do pp in-place (or pp disabled): |
| vf->dmpi=ff_vf_get_image(vf->next,mpi->imgfmt, |
| mpi->type, mpi->flags, mpi->width, mpi->height); |
| mpi->planes[0]=vf->dmpi->planes[0]; |
| mpi->stride[0]=vf->dmpi->stride[0]; |
| mpi->width=vf->dmpi->width; |
| if(mpi->flags&MP_IMGFLAG_PLANAR){ |
| mpi->planes[1]=vf->dmpi->planes[1]; |
| mpi->planes[2]=vf->dmpi->planes[2]; |
| mpi->stride[1]=vf->dmpi->stride[1]; |
| mpi->stride[2]=vf->dmpi->stride[2]; |
| } |
| mpi->flags|=MP_IMGFLAG_DIRECT; |
| } |
| |
| static int put_image(struct vf_instance *vf, mp_image_t *mpi, double pts) |
| { |
| mp_image_t *dmpi; |
| if(!(mpi->flags&MP_IMGFLAG_DIRECT)){ |
| // no DR, so get a new image! hope we'll get DR buffer: |
| dmpi=ff_vf_get_image(vf->next,mpi->imgfmt, |
| MP_IMGTYPE_TEMP, |
| MP_IMGFLAG_ACCEPT_STRIDE|MP_IMGFLAG_PREFER_ALIGNED_STRIDE, |
| mpi->width,mpi->height); |
| ff_vf_clone_mpi_attributes(dmpi, mpi); |
| }else{ |
| dmpi=vf->dmpi; |
| } |
| |
| vf->priv->mpeg2= mpi->qscale_type; |
| if(mpi->pict_type != 3 && mpi->qscale && !vf->priv->qp){ |
| int w = mpi->qstride; |
| int h = (mpi->h + 15) >> 4; |
| if (!w) { |
| w = (mpi->w + 15) >> 4; |
| h = 1; |
| } |
| if(!vf->priv->non_b_qp) |
| vf->priv->non_b_qp= malloc(w*h); |
| fast_memcpy(vf->priv->non_b_qp, mpi->qscale, w*h); |
| } |
| if(vf->priv->log2_count || !(mpi->flags&MP_IMGFLAG_DIRECT)){ |
| char *qp_tab= vf->priv->non_b_qp; |
| if(vf->priv->bframes || !qp_tab) |
| qp_tab= mpi->qscale; |
| |
| if(qp_tab || vf->priv->qp){ |
| filter(vf->priv, dmpi->planes[0], mpi->planes[0], dmpi->stride[0], mpi->stride[0], |
| mpi->w, mpi->h, qp_tab, mpi->qstride, 1); |
| filter(vf->priv, dmpi->planes[1], mpi->planes[1], dmpi->stride[1], mpi->stride[1], |
| mpi->w>>mpi->chroma_x_shift, mpi->h>>mpi->chroma_y_shift, qp_tab, mpi->qstride, 0); |
| filter(vf->priv, dmpi->planes[2], mpi->planes[2], dmpi->stride[2], mpi->stride[2], |
| mpi->w>>mpi->chroma_x_shift, mpi->h>>mpi->chroma_y_shift, qp_tab, mpi->qstride, 0); |
| }else{ |
| memcpy_pic(dmpi->planes[0], mpi->planes[0], mpi->w, mpi->h, dmpi->stride[0], mpi->stride[0]); |
| memcpy_pic(dmpi->planes[1], mpi->planes[1], mpi->w>>mpi->chroma_x_shift, mpi->h>>mpi->chroma_y_shift, dmpi->stride[1], mpi->stride[1]); |
| memcpy_pic(dmpi->planes[2], mpi->planes[2], mpi->w>>mpi->chroma_x_shift, mpi->h>>mpi->chroma_y_shift, dmpi->stride[2], mpi->stride[2]); |
| } |
| } |
| |
| #if HAVE_MMX |
| if(ff_gCpuCaps.hasMMX) __asm__ volatile ("emms\n\t"); |
| #endif |
| #if HAVE_MMX2 |
| if(ff_gCpuCaps.hasMMX2) __asm__ volatile ("sfence\n\t"); |
| #endif |
| return ff_vf_next_put_image(vf,dmpi, pts); |
| } |
| |
| static void uninit(struct vf_instance *vf) |
| { |
| if(!vf->priv) return; |
| |
| av_free(vf->priv->temp); |
| vf->priv->temp= NULL; |
| av_free(vf->priv->src); |
| vf->priv->src= NULL; |
| //free(vf->priv->avctx); |
| //vf->priv->avctx= NULL; |
| free(vf->priv->non_b_qp); |
| vf->priv->non_b_qp= NULL; |
| |
| av_free(vf->priv); |
| vf->priv=NULL; |
| } |
| |
| //===========================================================================// |
| |
| static int query_format(struct vf_instance *vf, unsigned int fmt) |
| { |
| switch(fmt){ |
| case IMGFMT_YVU9: |
| case IMGFMT_IF09: |
| case IMGFMT_YV12: |
| case IMGFMT_I420: |
| case IMGFMT_IYUV: |
| case IMGFMT_CLPL: |
| case IMGFMT_Y800: |
| case IMGFMT_Y8: |
| case IMGFMT_444P: |
| case IMGFMT_422P: |
| case IMGFMT_411P: |
| return ff_vf_next_query_format(vf,fmt); |
| } |
| return 0; |
| } |
| |
| static int control(struct vf_instance *vf, int request, void* data) |
| { |
| switch(request){ |
| case VFCTRL_QUERY_MAX_PP_LEVEL: |
| return 5; |
| case VFCTRL_SET_PP_LEVEL: |
| vf->priv->log2_count= *((unsigned int*)data); |
| if (vf->priv->log2_count < 4) vf->priv->log2_count=4; |
| return CONTROL_TRUE; |
| } |
| return ff_vf_next_control(vf,request,data); |
| } |
| |
| static int vf_open(vf_instance_t *vf, char *args) |
| { |
| int i=0, bias; |
| int custom_threshold_m[64]; |
| int log2c=-1; |
| |
| vf->config=config; |
| vf->put_image=put_image; |
| vf->get_image=get_image; |
| vf->query_format=query_format; |
| vf->uninit=uninit; |
| vf->control= control; |
| vf->priv=av_mallocz(sizeof(struct vf_priv_s));//assumes align 16 ! |
| |
| ff_init_avcodec(); |
| |
| //vf->priv->avctx= avcodec_alloc_context(); |
| //dsputil_init(&vf->priv->dsp, vf->priv->avctx); |
| |
| vf->priv->log2_count= 4; |
| vf->priv->bframes = 0; |
| |
| if (args) sscanf(args, "%d:%d:%d:%d", &log2c, &vf->priv->qp, &i, &vf->priv->bframes); |
| |
| if( log2c >=4 && log2c <=5 ) |
| vf->priv->log2_count = log2c; |
| else if( log2c >= 6 ) |
| vf->priv->log2_count = 5; |
| |
| if(vf->priv->qp < 0) |
| vf->priv->qp = 0; |
| |
| if (i < -15) i = -15; |
| if (i > 32) i = 32; |
| |
| bias= (1<<4)+i; //regulable |
| vf->priv->prev_q=0; |
| // |
| for(i=0;i<64;i++) //FIXME: tune custom_threshold[] and remove this ! |
| custom_threshold_m[i]=(int)(custom_threshold[i]*(bias/71.)+ 0.5); |
| for(i=0;i<8;i++){ |
| vf->priv->threshold_mtx_noq[2*i]=(uint64_t)custom_threshold_m[i*8+2] |
| |(((uint64_t)custom_threshold_m[i*8+6])<<16) |
| |(((uint64_t)custom_threshold_m[i*8+0])<<32) |
| |(((uint64_t)custom_threshold_m[i*8+4])<<48); |
| vf->priv->threshold_mtx_noq[2*i+1]=(uint64_t)custom_threshold_m[i*8+5] |
| |(((uint64_t)custom_threshold_m[i*8+3])<<16) |
| |(((uint64_t)custom_threshold_m[i*8+1])<<32) |
| |(((uint64_t)custom_threshold_m[i*8+7])<<48); |
| } |
| |
| if (vf->priv->qp) vf->priv->prev_q=vf->priv->qp, mul_thrmat_s(vf->priv, vf->priv->qp); |
| |
| return 1; |
| } |
| |
| const vf_info_t ff_vf_info_fspp = { |
| "fast simple postprocess", |
| "fspp", |
| "Michael Niedermayer, Nikolaj Poroshin", |
| "", |
| vf_open, |
| NULL |
| }; |
| |
| //==================================================================== |
| //Specific spp's dct, idct and threshold functions |
| //I'd prefer to have them in the separate file. |
| |
| //#define MANGLE(a) #a |
| |
| //typedef int16_t int16_t; //! only int16_t |
| |
| #define DCTSIZE 8 |
| #define DCTSIZE_S "8" |
| |
| #define FIX(x,s) ((int) ((x) * (1<<s) + 0.5)&0xffff) |
| #define C64(x) ((uint64_t)((x)|(x)<<16))<<32 | (uint64_t)(x) | (uint64_t)(x)<<16 |
| #define FIX64(x,s) C64(FIX(x,s)) |
| |
| #define MULTIPLY16H(x,k) (((x)*(k))>>16) |
| #define THRESHOLD(r,x,t) if(((unsigned)((x)+t))>t*2) r=(x);else r=0; |
| #define DESCALE(x,n) (((x) + (1 << ((n)-1))) >> n) |
| |
| #if HAVE_MMX |
| |
| DECLARE_ASM_CONST(8, uint64_t, MM_FIX_0_382683433)=FIX64(0.382683433, 14); |
| DECLARE_ALIGNED(8, uint64_t, ff_MM_FIX_0_541196100)=FIX64(0.541196100, 14); |
| DECLARE_ALIGNED(8, uint64_t, ff_MM_FIX_0_707106781)=FIX64(0.707106781, 14); |
| DECLARE_ASM_CONST(8, uint64_t, MM_FIX_1_306562965)=FIX64(1.306562965, 14); |
| |
| DECLARE_ASM_CONST(8, uint64_t, MM_FIX_1_414213562_A)=FIX64(1.414213562, 14); |
| |
| DECLARE_ASM_CONST(8, uint64_t, MM_FIX_1_847759065)=FIX64(1.847759065, 13); |
| DECLARE_ASM_CONST(8, uint64_t, MM_FIX_2_613125930)=FIX64(-2.613125930, 13); //- |
| DECLARE_ASM_CONST(8, uint64_t, MM_FIX_1_414213562)=FIX64(1.414213562, 13); |
| DECLARE_ASM_CONST(8, uint64_t, MM_FIX_1_082392200)=FIX64(1.082392200, 13); |
| //for t3,t5,t7 == 0 shortcut |
| DECLARE_ASM_CONST(8, uint64_t, MM_FIX_0_847759065)=FIX64(0.847759065, 14); |
| DECLARE_ASM_CONST(8, uint64_t, MM_FIX_0_566454497)=FIX64(0.566454497, 14); |
| DECLARE_ASM_CONST(8, uint64_t, MM_FIX_0_198912367)=FIX64(0.198912367, 14); |
| |
| DECLARE_ASM_CONST(8, uint64_t, MM_DESCALE_RND)=C64(4); |
| DECLARE_ASM_CONST(8, uint64_t, MM_2)=C64(2); |
| |
| #else /* !HAVE_MMX */ |
| |
| typedef int32_t int_simd16_t; |
| static const int16_t FIX_0_382683433=FIX(0.382683433, 14); |
| static const int16_t FIX_0_541196100=FIX(0.541196100, 14); |
| static const int16_t FIX_0_707106781=FIX(0.707106781, 14); |
| static const int16_t FIX_1_306562965=FIX(1.306562965, 14); |
| static const int16_t FIX_1_414213562_A=FIX(1.414213562, 14); |
| static const int16_t FIX_1_847759065=FIX(1.847759065, 13); |
| static const int16_t FIX_2_613125930=FIX(-2.613125930, 13); //- |
| static const int16_t FIX_1_414213562=FIX(1.414213562, 13); |
| static const int16_t FIX_1_082392200=FIX(1.082392200, 13); |
| |
| #endif |
| |
| #if !HAVE_MMX |
| |
| static void column_fidct_c(int16_t* thr_adr, int16_t *data, int16_t *output, int cnt) |
| { |
| int_simd16_t tmp0, tmp1, tmp2, tmp3, tmp4, tmp5, tmp6, tmp7; |
| int_simd16_t tmp10, tmp11, tmp12, tmp13; |
| int_simd16_t z1,z2,z3,z4,z5, z10, z11, z12, z13; |
| int_simd16_t d0, d1, d2, d3, d4, d5, d6, d7; |
| |
| int16_t* dataptr; |
| int16_t* wsptr; |
| int16_t *threshold; |
| int ctr; |
| |
| dataptr = data; |
| wsptr = output; |
| |
| for (; cnt > 0; cnt-=2) { //start positions |
| threshold=(int16_t*)thr_adr;//threshold_mtx |
| for (ctr = DCTSIZE; ctr > 0; ctr--) { |
| // Process columns from input, add to output. |
| tmp0 = dataptr[DCTSIZE*0] + dataptr[DCTSIZE*7]; |
| tmp7 = dataptr[DCTSIZE*0] - dataptr[DCTSIZE*7]; |
| |
| tmp1 = dataptr[DCTSIZE*1] + dataptr[DCTSIZE*6]; |
| tmp6 = dataptr[DCTSIZE*1] - dataptr[DCTSIZE*6]; |
| |
| tmp2 = dataptr[DCTSIZE*2] + dataptr[DCTSIZE*5]; |
| tmp5 = dataptr[DCTSIZE*2] - dataptr[DCTSIZE*5]; |
| |
| tmp3 = dataptr[DCTSIZE*3] + dataptr[DCTSIZE*4]; |
| tmp4 = dataptr[DCTSIZE*3] - dataptr[DCTSIZE*4]; |
| |
| // Even part of FDCT |
| |
| tmp10 = tmp0 + tmp3; |
| tmp13 = tmp0 - tmp3; |
| tmp11 = tmp1 + tmp2; |
| tmp12 = tmp1 - tmp2; |
| |
| d0 = tmp10 + tmp11; |
| d4 = tmp10 - tmp11; |
| |
| z1 = MULTIPLY16H((tmp12 + tmp13) <<2, FIX_0_707106781); |
| d2 = tmp13 + z1; |
| d6 = tmp13 - z1; |
| |
| // Even part of IDCT |
| |
| THRESHOLD(tmp0, d0, threshold[0*8]); |
| THRESHOLD(tmp1, d2, threshold[2*8]); |
| THRESHOLD(tmp2, d4, threshold[4*8]); |
| THRESHOLD(tmp3, d6, threshold[6*8]); |
| tmp0+=2; |
| tmp10 = (tmp0 + tmp2)>>2; |
| tmp11 = (tmp0 - tmp2)>>2; |
| |
| tmp13 = (tmp1 + tmp3)>>2; //+2 ! (psnr decides) |
| tmp12 = MULTIPLY16H((tmp1 - tmp3), FIX_1_414213562_A) - tmp13; //<<2 |
| |
| tmp0 = tmp10 + tmp13; //->temps |
| tmp3 = tmp10 - tmp13; //->temps |
| tmp1 = tmp11 + tmp12; //->temps |
| tmp2 = tmp11 - tmp12; //->temps |
| |
| // Odd part of FDCT |
| |
| tmp10 = tmp4 + tmp5; |
| tmp11 = tmp5 + tmp6; |
| tmp12 = tmp6 + tmp7; |
| |
| z5 = MULTIPLY16H((tmp10 - tmp12)<<2, FIX_0_382683433); |
| z2 = MULTIPLY16H(tmp10 <<2, FIX_0_541196100) + z5; |
| z4 = MULTIPLY16H(tmp12 <<2, FIX_1_306562965) + z5; |
| z3 = MULTIPLY16H(tmp11 <<2, FIX_0_707106781); |
| |
| z11 = tmp7 + z3; |
| z13 = tmp7 - z3; |
| |
| d5 = z13 + z2; |
| d3 = z13 - z2; |
| d1 = z11 + z4; |
| d7 = z11 - z4; |
| |
| // Odd part of IDCT |
| |
| THRESHOLD(tmp4, d1, threshold[1*8]); |
| THRESHOLD(tmp5, d3, threshold[3*8]); |
| THRESHOLD(tmp6, d5, threshold[5*8]); |
| THRESHOLD(tmp7, d7, threshold[7*8]); |
| |
| //Simd version uses here a shortcut for the tmp5,tmp6,tmp7 == 0 |
| z13 = tmp6 + tmp5; |
| z10 = (tmp6 - tmp5)<<1; |
| z11 = tmp4 + tmp7; |
| z12 = (tmp4 - tmp7)<<1; |
| |
| tmp7 = (z11 + z13)>>2; //+2 ! |
| tmp11 = MULTIPLY16H((z11 - z13)<<1, FIX_1_414213562); |
| z5 = MULTIPLY16H(z10 + z12, FIX_1_847759065); |
| tmp10 = MULTIPLY16H(z12, FIX_1_082392200) - z5; |
| tmp12 = MULTIPLY16H(z10, FIX_2_613125930) + z5; // - !! |
| |
| tmp6 = tmp12 - tmp7; |
| tmp5 = tmp11 - tmp6; |
| tmp4 = tmp10 + tmp5; |
| |
| wsptr[DCTSIZE*0]+= (tmp0 + tmp7); |
| wsptr[DCTSIZE*1]+= (tmp1 + tmp6); |
| wsptr[DCTSIZE*2]+= (tmp2 + tmp5); |
| wsptr[DCTSIZE*3]+= (tmp3 - tmp4); |
| wsptr[DCTSIZE*4]+= (tmp3 + tmp4); |
| wsptr[DCTSIZE*5]+= (tmp2 - tmp5); |
| wsptr[DCTSIZE*6]= (tmp1 - tmp6); |
| wsptr[DCTSIZE*7]= (tmp0 - tmp7); |
| // |
| dataptr++; //next column |
| wsptr++; |
| threshold++; |
| } |
| dataptr+=8; //skip each second start pos |
| wsptr +=8; |
| } |
| } |
| |
| #else /* HAVE_MMX */ |
| |
| static void column_fidct_mmx(int16_t* thr_adr, int16_t *data, int16_t *output, int cnt) |
| { |
| uint64_t __attribute__((aligned(8))) temps[4]; |
| __asm__ volatile( |
| ASMALIGN(4) |
| "1: \n\t" |
| "movq "DCTSIZE_S"*0*2(%%"REG_S"), %%mm1 \n\t" |
| // |
| "movq "DCTSIZE_S"*3*2(%%"REG_S"), %%mm7 \n\t" |
| "movq %%mm1, %%mm0 \n\t" |
| |
| "paddw "DCTSIZE_S"*7*2(%%"REG_S"), %%mm1 \n\t" //t0 |
| "movq %%mm7, %%mm3 \n\t" |
| |
| "paddw "DCTSIZE_S"*4*2(%%"REG_S"), %%mm7 \n\t" //t3 |
| "movq %%mm1, %%mm5 \n\t" |
| |
| "movq "DCTSIZE_S"*1*2(%%"REG_S"), %%mm6 \n\t" |
| "psubw %%mm7, %%mm1 \n\t" //t13 |
| |
| "movq "DCTSIZE_S"*2*2(%%"REG_S"), %%mm2 \n\t" |
| "movq %%mm6, %%mm4 \n\t" |
| |
| "paddw "DCTSIZE_S"*6*2(%%"REG_S"), %%mm6 \n\t" //t1 |
| "paddw %%mm7, %%mm5 \n\t" //t10 |
| |
| "paddw "DCTSIZE_S"*5*2(%%"REG_S"), %%mm2 \n\t" //t2 |
| "movq %%mm6, %%mm7 \n\t" |
| |
| "paddw %%mm2, %%mm6 \n\t" //t11 |
| "psubw %%mm2, %%mm7 \n\t" //t12 |
| |
| "movq %%mm5, %%mm2 \n\t" |
| "paddw %%mm6, %%mm5 \n\t" //d0 |
| // i0 t13 t12 i3 i1 d0 - d4 |
| "psubw %%mm6, %%mm2 \n\t" //d4 |
| "paddw %%mm1, %%mm7 \n\t" |
| |
| "movq 4*16(%%"REG_d"), %%mm6 \n\t" |
| "psllw $2, %%mm7 \n\t" |
| |
| "psubw 0*16(%%"REG_d"), %%mm5 \n\t" |
| "psubw %%mm6, %%mm2 \n\t" |
| |
| "paddusw 0*16(%%"REG_d"), %%mm5 \n\t" |
| "paddusw %%mm6, %%mm2 \n\t" |
| |
| "pmulhw "MANGLE(ff_MM_FIX_0_707106781)", %%mm7 \n\t" |
| // |
| "paddw 0*16(%%"REG_d"), %%mm5 \n\t" |
| "paddw %%mm6, %%mm2 \n\t" |
| |
| "psubusw 0*16(%%"REG_d"), %%mm5 \n\t" |
| "psubusw %%mm6, %%mm2 \n\t" |
| |
| //This func is totally compute-bound, operates at huge speed. So, DC shortcut |
| // at this place isn't worthwhile due to BTB miss penalty (checked on Pent. 3). |
| //However, typical numbers: nondc - 29%%, dc - 46%%, zero - 25%%. All <> 0 case is very rare. |
| "paddw "MANGLE(MM_2)", %%mm5 \n\t" |
| "movq %%mm2, %%mm6 \n\t" |
| |
| "paddw %%mm5, %%mm2 \n\t" |
| "psubw %%mm6, %%mm5 \n\t" |
| |
| "movq %%mm1, %%mm6 \n\t" |
| "paddw %%mm7, %%mm1 \n\t" //d2 |
| |
| "psubw 2*16(%%"REG_d"), %%mm1 \n\t" |
| "psubw %%mm7, %%mm6 \n\t" //d6 |
| |
| "movq 6*16(%%"REG_d"), %%mm7 \n\t" |
| "psraw $2, %%mm5 \n\t" |
| |
| "paddusw 2*16(%%"REG_d"), %%mm1 \n\t" |
| "psubw %%mm7, %%mm6 \n\t" |
| // t7 d2 /t11 t4 t6 - d6 /t10 |
| |
| "paddw 2*16(%%"REG_d"), %%mm1 \n\t" |
| "paddusw %%mm7, %%mm6 \n\t" |
| |
| "psubusw 2*16(%%"REG_d"), %%mm1 \n\t" |
| "paddw %%mm7, %%mm6 \n\t" |
| |
| "psubw "DCTSIZE_S"*4*2(%%"REG_S"), %%mm3 \n\t" |
| "psubusw %%mm7, %%mm6 \n\t" |
| |
| //movq [edi+"DCTSIZE_S"*2*2], mm1 |
| //movq [edi+"DCTSIZE_S"*6*2], mm6 |
| "movq %%mm1, %%mm7 \n\t" |
| "psraw $2, %%mm2 \n\t" |
| |
| "psubw "DCTSIZE_S"*6*2(%%"REG_S"), %%mm4 \n\t" |
| "psubw %%mm6, %%mm1 \n\t" |
| |
| "psubw "DCTSIZE_S"*7*2(%%"REG_S"), %%mm0 \n\t" |
| "paddw %%mm7, %%mm6 \n\t" //'t13 |
| |
| "psraw $2, %%mm6 \n\t" //paddw mm6, MM_2 !! --- |
| "movq %%mm2, %%mm7 \n\t" |
| |
| "pmulhw "MANGLE(MM_FIX_1_414213562_A)", %%mm1 \n\t" |
| "paddw %%mm6, %%mm2 \n\t" //'t0 |
| |
| "movq %%mm2, 0*8+%3 \n\t" //! |
| "psubw %%mm6, %%mm7 \n\t" //'t3 |
| |
| "movq "DCTSIZE_S"*2*2(%%"REG_S"), %%mm2 \n\t" |
| "psubw %%mm6, %%mm1 \n\t" //'t12 |
| |
| "psubw "DCTSIZE_S"*5*2(%%"REG_S"), %%mm2 \n\t" //t5 |
| "movq %%mm5, %%mm6 \n\t" |
| |
| "movq %%mm7, 3*8+%3 \n\t" |
| "paddw %%mm2, %%mm3 \n\t" //t10 |
| |
| "paddw %%mm4, %%mm2 \n\t" //t11 |
| "paddw %%mm0, %%mm4 \n\t" //t12 |
| |
| "movq %%mm3, %%mm7 \n\t" |
| "psubw %%mm4, %%mm3 \n\t" |
| |
| "psllw $2, %%mm3 \n\t" |
| "psllw $2, %%mm7 \n\t" //opt for P6 |
| |
| "pmulhw "MANGLE(MM_FIX_0_382683433)", %%mm3 \n\t" |
| "psllw $2, %%mm4 \n\t" |
| |
| "pmulhw "MANGLE(ff_MM_FIX_0_541196100)", %%mm7 \n\t" |
| "psllw $2, %%mm2 \n\t" |
| |
| "pmulhw "MANGLE(MM_FIX_1_306562965)", %%mm4 \n\t" |
| "paddw %%mm1, %%mm5 \n\t" //'t1 |
| |
| "pmulhw "MANGLE(ff_MM_FIX_0_707106781)", %%mm2 \n\t" |
| "psubw %%mm1, %%mm6 \n\t" //'t2 |
| // t7 't12 't11 t4 t6 - 't13 't10 --- |
| |
| "paddw %%mm3, %%mm7 \n\t" //z2 |
| |
| "movq %%mm5, 1*8+%3 \n\t" |
| "paddw %%mm3, %%mm4 \n\t" //z4 |
| |
| "movq 3*16(%%"REG_d"), %%mm3 \n\t" |
| "movq %%mm0, %%mm1 \n\t" |
| |
| "movq %%mm6, 2*8+%3 \n\t" |
| "psubw %%mm2, %%mm1 \n\t" //z13 |
| |
| //=== |
| "paddw %%mm2, %%mm0 \n\t" //z11 |
| "movq %%mm1, %%mm5 \n\t" |
| |
| "movq 5*16(%%"REG_d"), %%mm2 \n\t" |
| "psubw %%mm7, %%mm1 \n\t" //d3 |
| |
| "paddw %%mm7, %%mm5 \n\t" //d5 |
| "psubw %%mm3, %%mm1 \n\t" |
| |
| "movq 1*16(%%"REG_d"), %%mm7 \n\t" |
| "psubw %%mm2, %%mm5 \n\t" |
| |
| "movq %%mm0, %%mm6 \n\t" |
| "paddw %%mm4, %%mm0 \n\t" //d1 |
| |
| "paddusw %%mm3, %%mm1 \n\t" |
| "psubw %%mm4, %%mm6 \n\t" //d7 |
| |
| // d1 d3 - - - d5 d7 - |
| "movq 7*16(%%"REG_d"), %%mm4 \n\t" |
| "psubw %%mm7, %%mm0 \n\t" |
| |
| "psubw %%mm4, %%mm6 \n\t" |
| "paddusw %%mm2, %%mm5 \n\t" |
| |
| "paddusw %%mm4, %%mm6 \n\t" |
| "paddw %%mm3, %%mm1 \n\t" |
| |
| "paddw %%mm2, %%mm5 \n\t" |
| "paddw %%mm4, %%mm6 \n\t" |
| |
| "psubusw %%mm3, %%mm1 \n\t" |
| "psubusw %%mm2, %%mm5 \n\t" |
| |
| "psubusw %%mm4, %%mm6 \n\t" |
| "movq %%mm1, %%mm4 \n\t" |
| |
| "por %%mm5, %%mm4 \n\t" |
| "paddusw %%mm7, %%mm0 \n\t" |
| |
| "por %%mm6, %%mm4 \n\t" |
| "paddw %%mm7, %%mm0 \n\t" |
| |
| "packssdw %%mm4, %%mm4 \n\t" |
| "psubusw %%mm7, %%mm0 \n\t" |
| |
| "movd %%mm4, %%"REG_a" \n\t" |
| "or %%"REG_a", %%"REG_a" \n\t" |
| "jnz 2f \n\t" |
| //movq [edi+"DCTSIZE_S"*3*2], mm1 |
| //movq [edi+"DCTSIZE_S"*5*2], mm5 |
| //movq [edi+"DCTSIZE_S"*1*2], mm0 |
| //movq [edi+"DCTSIZE_S"*7*2], mm6 |
| // t4 t5 - - - t6 t7 - |
| //--- t4 (mm0) may be <>0; mm1, mm5, mm6 == 0 |
| //Typical numbers: nondc - 19%%, dc - 26%%, zero - 55%%. zero case alone isn't worthwhile |
| "movq 0*8+%3, %%mm4 \n\t" |
| "movq %%mm0, %%mm1 \n\t" |
| |
| "pmulhw "MANGLE(MM_FIX_0_847759065)", %%mm0 \n\t" //tmp6 |
| "movq %%mm1, %%mm2 \n\t" |
| |
| "movq "DCTSIZE_S"*0*2(%%"REG_D"), %%mm5 \n\t" |
| "movq %%mm2, %%mm3 \n\t" |
| |
| "pmulhw "MANGLE(MM_FIX_0_566454497)", %%mm1 \n\t" //tmp5 |
| "paddw %%mm4, %%mm5 \n\t" |
| |
| "movq 1*8+%3, %%mm6 \n\t" |
| //paddw mm3, MM_2 |
| "psraw $2, %%mm3 \n\t" //tmp7 |
| |
| "pmulhw "MANGLE(MM_FIX_0_198912367)", %%mm2 \n\t" //-tmp4 |
| "psubw %%mm3, %%mm4 \n\t" |
| |
| "movq "DCTSIZE_S"*1*2(%%"REG_D"), %%mm7 \n\t" |
| "paddw %%mm3, %%mm5 \n\t" |
| |
| "movq %%mm4, "DCTSIZE_S"*7*2(%%"REG_D") \n\t" |
| "paddw %%mm6, %%mm7 \n\t" |
| |
| "movq 2*8+%3, %%mm3 \n\t" |
| "psubw %%mm0, %%mm6 \n\t" |
| |
| "movq "DCTSIZE_S"*2*2(%%"REG_D"), %%mm4 \n\t" |
| "paddw %%mm0, %%mm7 \n\t" |
| |
| "movq %%mm5, "DCTSIZE_S"*0*2(%%"REG_D") \n\t" |
| "paddw %%mm3, %%mm4 \n\t" |
| |
| "movq %%mm6, "DCTSIZE_S"*6*2(%%"REG_D") \n\t" |
| "psubw %%mm1, %%mm3 \n\t" |
| |
| "movq "DCTSIZE_S"*5*2(%%"REG_D"), %%mm5 \n\t" |
| "paddw %%mm1, %%mm4 \n\t" |
| |
| "movq "DCTSIZE_S"*3*2(%%"REG_D"), %%mm6 \n\t" |
| "paddw %%mm3, %%mm5 \n\t" |
| |
| "movq 3*8+%3, %%mm0 \n\t" |
| "add $8, %%"REG_S" \n\t" |
| |
| "movq %%mm7, "DCTSIZE_S"*1*2(%%"REG_D") \n\t" |
| "paddw %%mm0, %%mm6 \n\t" |
| |
| "movq %%mm4, "DCTSIZE_S"*2*2(%%"REG_D") \n\t" |
| "psubw %%mm2, %%mm0 \n\t" |
| |
| "movq "DCTSIZE_S"*4*2(%%"REG_D"), %%mm7 \n\t" |
| "paddw %%mm2, %%mm6 \n\t" |
| |
| "movq %%mm5, "DCTSIZE_S"*5*2(%%"REG_D") \n\t" |
| "paddw %%mm0, %%mm7 \n\t" |
| |
| "movq %%mm6, "DCTSIZE_S"*3*2(%%"REG_D") \n\t" |
| |
| "movq %%mm7, "DCTSIZE_S"*4*2(%%"REG_D") \n\t" |
| "add $8, %%"REG_D" \n\t" |
| "jmp 4f \n\t" |
| |
| "2: \n\t" |
| //--- non DC2 |
| //psraw mm1, 2 w/o it -> offset. thr1, thr1, thr1 (actually thr1, thr1, thr1-1) |
| //psraw mm5, 2 |
| //psraw mm0, 2 |
| //psraw mm6, 2 |
| "movq %%mm5, %%mm3 \n\t" |
| "psubw %%mm1, %%mm5 \n\t" |
| |
| "psllw $1, %%mm5 \n\t" //'z10 |
| "paddw %%mm1, %%mm3 \n\t" //'z13 |
| |
| "movq %%mm0, %%mm2 \n\t" |
| "psubw %%mm6, %%mm0 \n\t" |
| |
| "movq %%mm5, %%mm1 \n\t" |
| "psllw $1, %%mm0 \n\t" //'z12 |
| |
| "pmulhw "MANGLE(MM_FIX_2_613125930)", %%mm1 \n\t" //- |
| "paddw %%mm0, %%mm5 \n\t" |
| |
| "pmulhw "MANGLE(MM_FIX_1_847759065)", %%mm5 \n\t" //'z5 |
| "paddw %%mm6, %%mm2 \n\t" //'z11 |
| |
| "pmulhw "MANGLE(MM_FIX_1_082392200)", %%mm0 \n\t" |
| "movq %%mm2, %%mm7 \n\t" |
| |
| //--- |
| "movq 0*8+%3, %%mm4 \n\t" |
| "psubw %%mm3, %%mm2 \n\t" |
| |
| "psllw $1, %%mm2 \n\t" |
| "paddw %%mm3, %%mm7 \n\t" //'t7 |
| |
| "pmulhw "MANGLE(MM_FIX_1_414213562)", %%mm2 \n\t" //'t11 |
| "movq %%mm4, %%mm6 \n\t" |
| //paddw mm7, MM_2 |
| "psraw $2, %%mm7 \n\t" |
| |
| "paddw "DCTSIZE_S"*0*2(%%"REG_D"), %%mm4 \n\t" |
| "psubw %%mm7, %%mm6 \n\t" |
| |
| "movq 1*8+%3, %%mm3 \n\t" |
| "paddw %%mm7, %%mm4 \n\t" |
| |
| "movq %%mm6, "DCTSIZE_S"*7*2(%%"REG_D") \n\t" |
| "paddw %%mm5, %%mm1 \n\t" //'t12 |
| |
| "movq %%mm4, "DCTSIZE_S"*0*2(%%"REG_D") \n\t" |
| "psubw %%mm7, %%mm1 \n\t" //'t6 |
| |
| "movq 2*8+%3, %%mm7 \n\t" |
| "psubw %%mm5, %%mm0 \n\t" //'t10 |
| |
| "movq 3*8+%3, %%mm6 \n\t" |
| "movq %%mm3, %%mm5 \n\t" |
| |
| "paddw "DCTSIZE_S"*1*2(%%"REG_D"), %%mm3 \n\t" |
| "psubw %%mm1, %%mm5 \n\t" |
| |
| "psubw %%mm1, %%mm2 \n\t" //'t5 |
| "paddw %%mm1, %%mm3 \n\t" |
| |
| "movq %%mm5, "DCTSIZE_S"*6*2(%%"REG_D") \n\t" |
| "movq %%mm7, %%mm4 \n\t" |
| |
| "paddw "DCTSIZE_S"*2*2(%%"REG_D"), %%mm7 \n\t" |
| "psubw %%mm2, %%mm4 \n\t" |
| |
| "paddw "DCTSIZE_S"*5*2(%%"REG_D"), %%mm4 \n\t" |
| "paddw %%mm2, %%mm7 \n\t" |
| |
| "movq %%mm3, "DCTSIZE_S"*1*2(%%"REG_D") \n\t" |
| "paddw %%mm2, %%mm0 \n\t" //'t4 |
| |
| // 't4 't6 't5 - - - - 't7 |
| "movq %%mm7, "DCTSIZE_S"*2*2(%%"REG_D") \n\t" |
| "movq %%mm6, %%mm1 \n\t" |
| |
| "paddw "DCTSIZE_S"*4*2(%%"REG_D"), %%mm6 \n\t" |
| "psubw %%mm0, %%mm1 \n\t" |
| |
| "paddw "DCTSIZE_S"*3*2(%%"REG_D"), %%mm1 \n\t" |
| "paddw %%mm0, %%mm6 \n\t" |
| |
| "movq %%mm4, "DCTSIZE_S"*5*2(%%"REG_D") \n\t" |
| "add $8, %%"REG_S" \n\t" |
| |
| "movq %%mm6, "DCTSIZE_S"*4*2(%%"REG_D") \n\t" |
| |
| "movq %%mm1, "DCTSIZE_S"*3*2(%%"REG_D") \n\t" |
| "add $8, %%"REG_D" \n\t" |
| |
| "4: \n\t" |
| //=part 2 (the same)=========================================================== |
| "movq "DCTSIZE_S"*0*2(%%"REG_S"), %%mm1 \n\t" |
| // |
| "movq "DCTSIZE_S"*3*2(%%"REG_S"), %%mm7 \n\t" |
| "movq %%mm1, %%mm0 \n\t" |
| |
| "paddw "DCTSIZE_S"*7*2(%%"REG_S"), %%mm1 \n\t" //t0 |
| "movq %%mm7, %%mm3 \n\t" |
| |
| "paddw "DCTSIZE_S"*4*2(%%"REG_S"), %%mm7 \n\t" //t3 |
| "movq %%mm1, %%mm5 \n\t" |
| |
| "movq "DCTSIZE_S"*1*2(%%"REG_S"), %%mm6 \n\t" |
| "psubw %%mm7, %%mm1 \n\t" //t13 |
| |
| "movq "DCTSIZE_S"*2*2(%%"REG_S"), %%mm2 \n\t" |
| "movq %%mm6, %%mm4 \n\t" |
| |
| "paddw "DCTSIZE_S"*6*2(%%"REG_S"), %%mm6 \n\t" //t1 |
| "paddw %%mm7, %%mm5 \n\t" //t10 |
| |
| "paddw "DCTSIZE_S"*5*2(%%"REG_S"), %%mm2 \n\t" //t2 |
| "movq %%mm6, %%mm7 \n\t" |
| |
| "paddw %%mm2, %%mm6 \n\t" //t11 |
| "psubw %%mm2, %%mm7 \n\t" //t12 |
| |
| "movq %%mm5, %%mm2 \n\t" |
| "paddw %%mm6, %%mm5 \n\t" //d0 |
| // i0 t13 t12 i3 i1 d0 - d4 |
| "psubw %%mm6, %%mm2 \n\t" //d4 |
| "paddw %%mm1, %%mm7 \n\t" |
| |
| "movq 1*8+4*16(%%"REG_d"), %%mm6 \n\t" |
| "psllw $2, %%mm7 \n\t" |
| |
| "psubw 1*8+0*16(%%"REG_d"), %%mm5 \n\t" |
| "psubw %%mm6, %%mm2 \n\t" |
| |
| "paddusw 1*8+0*16(%%"REG_d"), %%mm5 \n\t" |
| "paddusw %%mm6, %%mm2 \n\t" |
| |
| "pmulhw "MANGLE(ff_MM_FIX_0_707106781)", %%mm7 \n\t" |
| // |
| "paddw 1*8+0*16(%%"REG_d"), %%mm5 \n\t" |
| "paddw %%mm6, %%mm2 \n\t" |
| |
| "psubusw 1*8+0*16(%%"REG_d"), %%mm5 \n\t" |
| "psubusw %%mm6, %%mm2 \n\t" |
| |
| //This func is totally compute-bound, operates at huge speed. So, DC shortcut |
| // at this place isn't worthwhile due to BTB miss penalty (checked on Pent. 3). |
| //However, typical numbers: nondc - 29%%, dc - 46%%, zero - 25%%. All <> 0 case is very rare. |
| "paddw "MANGLE(MM_2)", %%mm5 \n\t" |
| "movq %%mm2, %%mm6 \n\t" |
| |
| "paddw %%mm5, %%mm2 \n\t" |
| "psubw %%mm6, %%mm5 \n\t" |
| |
| "movq %%mm1, %%mm6 \n\t" |
| "paddw %%mm7, %%mm1 \n\t" //d2 |
| |
| "psubw 1*8+2*16(%%"REG_d"), %%mm1 \n\t" |
| "psubw %%mm7, %%mm6 \n\t" //d6 |
| |
| "movq 1*8+6*16(%%"REG_d"), %%mm7 \n\t" |
| "psraw $2, %%mm5 \n\t" |
| |
| "paddusw 1*8+2*16(%%"REG_d"), %%mm1 \n\t" |
| "psubw %%mm7, %%mm6 \n\t" |
| // t7 d2 /t11 t4 t6 - d6 /t10 |
| |
| "paddw 1*8+2*16(%%"REG_d"), %%mm1 \n\t" |
| "paddusw %%mm7, %%mm6 \n\t" |
| |
| "psubusw 1*8+2*16(%%"REG_d"), %%mm1 \n\t" |
| "paddw %%mm7, %%mm6 \n\t" |
| |
| "psubw "DCTSIZE_S"*4*2(%%"REG_S"), %%mm3 \n\t" |
| "psubusw %%mm7, %%mm6 \n\t" |
| |
| //movq [edi+"DCTSIZE_S"*2*2], mm1 |
| //movq [edi+"DCTSIZE_S"*6*2], mm6 |
| "movq %%mm1, %%mm7 \n\t" |
| "psraw $2, %%mm2 \n\t" |
| |
| "psubw "DCTSIZE_S"*6*2(%%"REG_S"), %%mm4 \n\t" |
| "psubw %%mm6, %%mm1 \n\t" |
| |
| "psubw "DCTSIZE_S"*7*2(%%"REG_S"), %%mm0 \n\t" |
| "paddw %%mm7, %%mm6 \n\t" //'t13 |
| |
| "psraw $2, %%mm6 \n\t" //paddw mm6, MM_2 !! --- |
| "movq %%mm2, %%mm7 \n\t" |
| |
| "pmulhw "MANGLE(MM_FIX_1_414213562_A)", %%mm1 \n\t" |
| "paddw %%mm6, %%mm2 \n\t" //'t0 |
| |
| "movq %%mm2, 0*8+%3 \n\t" //! |
| "psubw %%mm6, %%mm7 \n\t" //'t3 |
| |
| "movq "DCTSIZE_S"*2*2(%%"REG_S"), %%mm2 \n\t" |
| "psubw %%mm6, %%mm1 \n\t" //'t12 |
| |
| "psubw "DCTSIZE_S"*5*2(%%"REG_S"), %%mm2 \n\t" //t5 |
| "movq %%mm5, %%mm6 \n\t" |
| |
| "movq %%mm7, 3*8+%3 \n\t" |
| "paddw %%mm2, %%mm3 \n\t" //t10 |
| |
| "paddw %%mm4, %%mm2 \n\t" //t11 |
| "paddw %%mm0, %%mm4 \n\t" //t12 |
| |
| "movq %%mm3, %%mm7 \n\t" |
| "psubw %%mm4, %%mm3 \n\t" |
| |
| "psllw $2, %%mm3 \n\t" |
| "psllw $2, %%mm7 \n\t" //opt for P6 |
| |
| "pmulhw "MANGLE(MM_FIX_0_382683433)", %%mm3 \n\t" |
| "psllw $2, %%mm4 \n\t" |
| |
| "pmulhw "MANGLE(ff_MM_FIX_0_541196100)", %%mm7 \n\t" |
| "psllw $2, %%mm2 \n\t" |
| |
| "pmulhw "MANGLE(MM_FIX_1_306562965)", %%mm4 \n\t" |
| "paddw %%mm1, %%mm5 \n\t" //'t1 |
| |
| "pmulhw "MANGLE(ff_MM_FIX_0_707106781)", %%mm2 \n\t" |
| "psubw %%mm1, %%mm6 \n\t" //'t2 |
| // t7 't12 't11 t4 t6 - 't13 't10 --- |
| |
| "paddw %%mm3, %%mm7 \n\t" //z2 |
| |
| "movq %%mm5, 1*8+%3 \n\t" |
| "paddw %%mm3, %%mm4 \n\t" //z4 |
| |
| "movq 1*8+3*16(%%"REG_d"), %%mm3 \n\t" |
| "movq %%mm0, %%mm1 \n\t" |
| |
| "movq %%mm6, 2*8+%3 \n\t" |
| "psubw %%mm2, %%mm1 \n\t" //z13 |
| |
| //=== |
| "paddw %%mm2, %%mm0 \n\t" //z11 |
| "movq %%mm1, %%mm5 \n\t" |
| |
| "movq 1*8+5*16(%%"REG_d"), %%mm2 \n\t" |
| "psubw %%mm7, %%mm1 \n\t" //d3 |
| |
| "paddw %%mm7, %%mm5 \n\t" //d5 |
| "psubw %%mm3, %%mm1 \n\t" |
| |
| "movq 1*8+1*16(%%"REG_d"), %%mm7 \n\t" |
| "psubw %%mm2, %%mm5 \n\t" |
| |
| "movq %%mm0, %%mm6 \n\t" |
| "paddw %%mm4, %%mm0 \n\t" //d1 |
| |
| "paddusw %%mm3, %%mm1 \n\t" |
| "psubw %%mm4, %%mm6 \n\t" //d7 |
| |
| // d1 d3 - - - d5 d7 - |
| "movq 1*8+7*16(%%"REG_d"), %%mm4 \n\t" |
| "psubw %%mm7, %%mm0 \n\t" |
| |
| "psubw %%mm4, %%mm6 \n\t" |
| "paddusw %%mm2, %%mm5 \n\t" |
| |
| "paddusw %%mm4, %%mm6 \n\t" |
| "paddw %%mm3, %%mm1 \n\t" |
| |
| "paddw %%mm2, %%mm5 \n\t" |
| "paddw %%mm4, %%mm6 \n\t" |
| |
| "psubusw %%mm3, %%mm1 \n\t" |
| "psubusw %%mm2, %%mm5 \n\t" |
| |
| "psubusw %%mm4, %%mm6 \n\t" |
| "movq %%mm1, %%mm4 \n\t" |
| |
| "por %%mm5, %%mm4 \n\t" |
| "paddusw %%mm7, %%mm0 \n\t" |
| |
| "por %%mm6, %%mm4 \n\t" |
| "paddw %%mm7, %%mm0 \n\t" |
| |
| "packssdw %%mm4, %%mm4 \n\t" |
| "psubusw %%mm7, %%mm0 \n\t" |
| |
| "movd %%mm4, %%"REG_a" \n\t" |
| "or %%"REG_a", %%"REG_a" \n\t" |
| "jnz 3f \n\t" |
| //movq [edi+"DCTSIZE_S"*3*2], mm1 |
| //movq [edi+"DCTSIZE_S"*5*2], mm5 |
| //movq [edi+"DCTSIZE_S"*1*2], mm0 |
| //movq [edi+"DCTSIZE_S"*7*2], mm6 |
| // t4 t5 - - - t6 t7 - |
| //--- t4 (mm0) may be <>0; mm1, mm5, mm6 == 0 |
| //Typical numbers: nondc - 19%%, dc - 26%%, zero - 55%%. zero case alone isn't worthwhile |
| "movq 0*8+%3, %%mm4 \n\t" |
| "movq %%mm0, %%mm1 \n\t" |
| |
| "pmulhw "MANGLE(MM_FIX_0_847759065)", %%mm0 \n\t" //tmp6 |
| "movq %%mm1, %%mm2 \n\t" |
| |
| "movq "DCTSIZE_S"*0*2(%%"REG_D"), %%mm5 \n\t" |
| "movq %%mm2, %%mm3 \n\t" |
| |
| "pmulhw "MANGLE(MM_FIX_0_566454497)", %%mm1 \n\t" //tmp5 |
| "paddw %%mm4, %%mm5 \n\t" |
| |
| "movq 1*8+%3, %%mm6 \n\t" |
| //paddw mm3, MM_2 |
| "psraw $2, %%mm3 \n\t" //tmp7 |
| |
| "pmulhw "MANGLE(MM_FIX_0_198912367)", %%mm2 \n\t" //-tmp4 |
| "psubw %%mm3, %%mm4 \n\t" |
| |
| "movq "DCTSIZE_S"*1*2(%%"REG_D"), %%mm7 \n\t" |
| "paddw %%mm3, %%mm5 \n\t" |
| |
| "movq %%mm4, "DCTSIZE_S"*7*2(%%"REG_D") \n\t" |
| "paddw %%mm6, %%mm7 \n\t" |
| |
| "movq 2*8+%3, %%mm3 \n\t" |
| "psubw %%mm0, %%mm6 \n\t" |
| |
| "movq "DCTSIZE_S"*2*2(%%"REG_D"), %%mm4 \n\t" |
| "paddw %%mm0, %%mm7 \n\t" |
| |
| "movq %%mm5, "DCTSIZE_S"*0*2(%%"REG_D") \n\t" |
| "paddw %%mm3, %%mm4 \n\t" |
| |
| "movq %%mm6, "DCTSIZE_S"*6*2(%%"REG_D") \n\t" |
| "psubw %%mm1, %%mm3 \n\t" |
| |
| "movq "DCTSIZE_S"*5*2(%%"REG_D"), %%mm5 \n\t" |
| "paddw %%mm1, %%mm4 \n\t" |
| |
| "movq "DCTSIZE_S"*3*2(%%"REG_D"), %%mm6 \n\t" |
| "paddw %%mm3, %%mm5 \n\t" |
| |
| "movq 3*8+%3, %%mm0 \n\t" |
| "add $24, %%"REG_S" \n\t" |
| |
| "movq %%mm7, "DCTSIZE_S"*1*2(%%"REG_D") \n\t" |
| "paddw %%mm0, %%mm6 \n\t" |
| |
| "movq %%mm4, "DCTSIZE_S"*2*2(%%"REG_D") \n\t" |
| "psubw %%mm2, %%mm0 \n\t" |
| |
| "movq "DCTSIZE_S"*4*2(%%"REG_D"), %%mm7 \n\t" |
| "paddw %%mm2, %%mm6 \n\t" |
| |
| "movq %%mm5, "DCTSIZE_S"*5*2(%%"REG_D") \n\t" |
| "paddw %%mm0, %%mm7 \n\t" |
| |
| "movq %%mm6, "DCTSIZE_S"*3*2(%%"REG_D") \n\t" |
| |
| "movq %%mm7, "DCTSIZE_S"*4*2(%%"REG_D") \n\t" |
| "add $24, %%"REG_D" \n\t" |
| "sub $2, %%"REG_c" \n\t" |
| "jnz 1b \n\t" |
| "jmp 5f \n\t" |
| |
| "3: \n\t" |
| //--- non DC2 |
| //psraw mm1, 2 w/o it -> offset. thr1, thr1, thr1 (actually thr1, thr1, thr1-1) |
| //psraw mm5, 2 |
| //psraw mm0, 2 |
| //psraw mm6, 2 |
| "movq %%mm5, %%mm3 \n\t" |
| "psubw %%mm1, %%mm5 \n\t" |
| |
| "psllw $1, %%mm5 \n\t" //'z10 |
| "paddw %%mm1, %%mm3 \n\t" //'z13 |
| |
| "movq %%mm0, %%mm2 \n\t" |
| "psubw %%mm6, %%mm0 \n\t" |
| |
| "movq %%mm5, %%mm1 \n\t" |
| "psllw $1, %%mm0 \n\t" //'z12 |
| |
| "pmulhw "MANGLE(MM_FIX_2_613125930)", %%mm1 \n\t" //- |
| "paddw %%mm0, %%mm5 \n\t" |
| |
| "pmulhw "MANGLE(MM_FIX_1_847759065)", %%mm5 \n\t" //'z5 |
| "paddw %%mm6, %%mm2 \n\t" //'z11 |
| |
| "pmulhw "MANGLE(MM_FIX_1_082392200)", %%mm0 \n\t" |
| "movq %%mm2, %%mm7 \n\t" |
| |
| //--- |
| "movq 0*8+%3, %%mm4 \n\t" |
| "psubw %%mm3, %%mm2 \n\t" |
| |
| "psllw $1, %%mm2 \n\t" |
| "paddw %%mm3, %%mm7 \n\t" //'t7 |
| |
| "pmulhw "MANGLE(MM_FIX_1_414213562)", %%mm2 \n\t" //'t11 |
| "movq %%mm4, %%mm6 \n\t" |
| //paddw mm7, MM_2 |
| "psraw $2, %%mm7 \n\t" |
| |
| "paddw "DCTSIZE_S"*0*2(%%"REG_D"), %%mm4 \n\t" |
| "psubw %%mm7, %%mm6 \n\t" |
| |
| "movq 1*8+%3, %%mm3 \n\t" |
| "paddw %%mm7, %%mm4 \n\t" |
| |
| "movq %%mm6, "DCTSIZE_S"*7*2(%%"REG_D") \n\t" |
| "paddw %%mm5, %%mm1 \n\t" //'t12 |
| |
| "movq %%mm4, "DCTSIZE_S"*0*2(%%"REG_D") \n\t" |
| "psubw %%mm7, %%mm1 \n\t" //'t6 |
| |
| "movq 2*8+%3, %%mm7 \n\t" |
| "psubw %%mm5, %%mm0 \n\t" //'t10 |
| |
| "movq 3*8+%3, %%mm6 \n\t" |
| "movq %%mm3, %%mm5 \n\t" |
| |
| "paddw "DCTSIZE_S"*1*2(%%"REG_D"), %%mm3 \n\t" |
| "psubw %%mm1, %%mm5 \n\t" |
| |
| "psubw %%mm1, %%mm2 \n\t" //'t5 |
| "paddw %%mm1, %%mm3 \n\t" |
| |
| "movq %%mm5, "DCTSIZE_S"*6*2(%%"REG_D") \n\t" |
| "movq %%mm7, %%mm4 \n\t" |
| |
| "paddw "DCTSIZE_S"*2*2(%%"REG_D"), %%mm7 \n\t" |
| "psubw %%mm2, %%mm4 \n\t" |
| |
| "paddw "DCTSIZE_S"*5*2(%%"REG_D"), %%mm4 \n\t" |
| "paddw %%mm2, %%mm7 \n\t" |
| |
| "movq %%mm3, "DCTSIZE_S"*1*2(%%"REG_D") \n\t" |
| "paddw %%mm2, %%mm0 \n\t" //'t4 |
| |
| // 't4 't6 't5 - - - - 't7 |
| "movq %%mm7, "DCTSIZE_S"*2*2(%%"REG_D") \n\t" |
| "movq %%mm6, %%mm1 \n\t" |
| |
| "paddw "DCTSIZE_S"*4*2(%%"REG_D"), %%mm6 \n\t" |
| "psubw %%mm0, %%mm1 \n\t" |
| |
| "paddw "DCTSIZE_S"*3*2(%%"REG_D"), %%mm1 \n\t" |
| "paddw %%mm0, %%mm6 \n\t" |
| |
| "movq %%mm4, "DCTSIZE_S"*5*2(%%"REG_D") \n\t" |
| "add $24, %%"REG_S" \n\t" |
| |
| "movq %%mm6, "DCTSIZE_S"*4*2(%%"REG_D") \n\t" |
| |
| "movq %%mm1, "DCTSIZE_S"*3*2(%%"REG_D") \n\t" |
| "add $24, %%"REG_D" \n\t" |
| "sub $2, %%"REG_c" \n\t" |
| "jnz 1b \n\t" |
| "5: \n\t" |
| |
| : "+S"(data), "+D"(output), "+c"(cnt), "=o"(temps) |
| : "d"(thr_adr) |
| : "%"REG_a |
| ); |
| } |
| |
| #endif // HAVE_MMX |
| |
| #if !HAVE_MMX |
| |
| static void row_idct_c(int16_t* workspace, |
| int16_t* output_adr, int output_stride, int cnt) |
| { |
| int_simd16_t tmp0, tmp1, tmp2, tmp3, tmp4, tmp5, tmp6, tmp7; |
| int_simd16_t tmp10, tmp11, tmp12, tmp13; |
| int_simd16_t z5, z10, z11, z12, z13; |
| int16_t* outptr; |
| int16_t* wsptr; |
| |
| cnt*=4; |
| wsptr = workspace; |
| outptr = output_adr; |
| for (; cnt > 0; cnt--) { |
| // Even part |
| //Simd version reads 4x4 block and transposes it |
| tmp10 = ( wsptr[2] + wsptr[3]); |
| tmp11 = ( wsptr[2] - wsptr[3]); |
| |
| tmp13 = ( wsptr[0] + wsptr[1]); |
| tmp12 = (MULTIPLY16H( wsptr[0] - wsptr[1], FIX_1_414213562_A)<<2) - tmp13;//this shift order to avoid overflow |
| |
| tmp0 = tmp10 + tmp13; //->temps |
| tmp3 = tmp10 - tmp13; //->temps |
| tmp1 = tmp11 + tmp12; |
| tmp2 = tmp11 - tmp12; |
| |
| // Odd part |
| //Also transpose, with previous: |
| // ---- ---- |||| |
| // ---- ---- idct |||| |
| // ---- ---- ---> |||| |
| // ---- ---- |||| |
| z13 = wsptr[4] + wsptr[5]; |
| z10 = wsptr[4] - wsptr[5]; |
| z11 = wsptr[6] + wsptr[7]; |
| z12 = wsptr[6] - wsptr[7]; |
| |
| tmp7 = z11 + z13; |
| tmp11 = MULTIPLY16H(z11 - z13, FIX_1_414213562); |
| |
| z5 = MULTIPLY16H(z10 + z12, FIX_1_847759065); |
| tmp10 = MULTIPLY16H(z12, FIX_1_082392200) - z5; |
| tmp12 = MULTIPLY16H(z10, FIX_2_613125930) + z5; // - FIX_ |
| |
| tmp6 = (tmp12<<3) - tmp7; |
| tmp5 = (tmp11<<3) - tmp6; |
| tmp4 = (tmp10<<3) + tmp5; |
| |
| // Final output stage: descale and write column |
| outptr[0*output_stride]+= DESCALE(tmp0 + tmp7, 3); |
| outptr[1*output_stride]+= DESCALE(tmp1 + tmp6, 3); |
| outptr[2*output_stride]+= DESCALE(tmp2 + tmp5, 3); |
| outptr[3*output_stride]+= DESCALE(tmp3 - tmp4, 3); |
| outptr[4*output_stride]+= DESCALE(tmp3 + tmp4, 3); |
| outptr[5*output_stride]+= DESCALE(tmp2 - tmp5, 3); |
| outptr[6*output_stride]+= DESCALE(tmp1 - tmp6, 3); //no += ? |
| outptr[7*output_stride]+= DESCALE(tmp0 - tmp7, 3); //no += ? |
| outptr++; |
| |
| wsptr += DCTSIZE; // advance pointer to next row |
| } |
| } |
| |
| #else /* HAVE_MMX */ |
| |
| static void row_idct_mmx (int16_t* workspace, |
| int16_t* output_adr, int output_stride, int cnt) |
| { |
| uint64_t __attribute__((aligned(8))) temps[4]; |
| __asm__ volatile( |
| "lea (%%"REG_a",%%"REG_a",2), %%"REG_d" \n\t" |
| "1: \n\t" |
| "movq "DCTSIZE_S"*0*2(%%"REG_S"), %%mm0 \n\t" |
| // |
| |
| "movq "DCTSIZE_S"*1*2(%%"REG_S"), %%mm1 \n\t" |
| "movq %%mm0, %%mm4 \n\t" |
| |
| "movq "DCTSIZE_S"*2*2(%%"REG_S"), %%mm2 \n\t" |
| "punpcklwd %%mm1, %%mm0 \n\t" |
| |
| "movq "DCTSIZE_S"*3*2(%%"REG_S"), %%mm3 \n\t" |
| "punpckhwd %%mm1, %%mm4 \n\t" |
| |
| //transpose 4x4 |
| "movq %%mm2, %%mm7 \n\t" |
| "punpcklwd %%mm3, %%mm2 \n\t" |
| |
| "movq %%mm0, %%mm6 \n\t" |
| "punpckldq %%mm2, %%mm0 \n\t" //0 |
| |
| "punpckhdq %%mm2, %%mm6 \n\t" //1 |
| "movq %%mm0, %%mm5 \n\t" |
| |
| "punpckhwd %%mm3, %%mm7 \n\t" |
| "psubw %%mm6, %%mm0 \n\t" |
| |
| "pmulhw "MANGLE(MM_FIX_1_414213562_A)", %%mm0 \n\t" |
| "movq %%mm4, %%mm2 \n\t" |
| |
| "punpckldq %%mm7, %%mm4 \n\t" //2 |
| "paddw %%mm6, %%mm5 \n\t" |
| |
| "punpckhdq %%mm7, %%mm2 \n\t" //3 |
| "movq %%mm4, %%mm1 \n\t" |
| |
| "psllw $2, %%mm0 \n\t" |
| "paddw %%mm2, %%mm4 \n\t" //t10 |
| |
| "movq "DCTSIZE_S"*0*2+"DCTSIZE_S"(%%"REG_S"), %%mm3 \n\t" |
| "psubw %%mm2, %%mm1 \n\t" //t11 |
| |
| "movq "DCTSIZE_S"*1*2+"DCTSIZE_S"(%%"REG_S"), %%mm2 \n\t" |
| "psubw %%mm5, %%mm0 \n\t" |
| |
| "movq %%mm4, %%mm6 \n\t" |
| "paddw %%mm5, %%mm4 \n\t" //t0 |
| |
| "psubw %%mm5, %%mm6 \n\t" //t3 |
| "movq %%mm1, %%mm7 \n\t" |
| |
| "movq "DCTSIZE_S"*2*2+"DCTSIZE_S"(%%"REG_S"), %%mm5 \n\t" |
| "paddw %%mm0, %%mm1 \n\t" //t1 |
| |
| "movq %%mm4, 0*8+%3 \n\t" //t0 |
| "movq %%mm3, %%mm4 \n\t" |
| |
| "movq %%mm6, 1*8+%3 \n\t" //t3 |
| "punpcklwd %%mm2, %%mm3 \n\t" |
| |
| //transpose 4x4 |
| "movq "DCTSIZE_S"*3*2+"DCTSIZE_S"(%%"REG_S"), %%mm6 \n\t" |
| "punpckhwd %%mm2, %%mm4 \n\t" |
| |
| "movq %%mm5, %%mm2 \n\t" |
| "punpcklwd %%mm6, %%mm5 \n\t" |
| |
| "psubw %%mm0, %%mm7 \n\t" //t2 |
| "punpckhwd %%mm6, %%mm2 \n\t" |
| |
| "movq %%mm3, %%mm0 \n\t" |
| "punpckldq %%mm5, %%mm3 \n\t" //4 |
| |
| "punpckhdq %%mm5, %%mm0 \n\t" //5 |
| "movq %%mm4, %%mm5 \n\t" |
| |
| // |
| "movq %%mm3, %%mm6 \n\t" |
| "punpckldq %%mm2, %%mm4 \n\t" //6 |
| |
| "psubw %%mm0, %%mm3 \n\t" //z10 |
| "punpckhdq %%mm2, %%mm5 \n\t" //7 |
| |
| "paddw %%mm0, %%mm6 \n\t" //z13 |
| "movq %%mm4, %%mm2 \n\t" |
| |
| "movq %%mm3, %%mm0 \n\t" |
| "psubw %%mm5, %%mm4 \n\t" //z12 |
| |
| "pmulhw "MANGLE(MM_FIX_2_613125930)", %%mm0 \n\t" //- |
| "paddw %%mm4, %%mm3 \n\t" |
| |
| "pmulhw "MANGLE(MM_FIX_1_847759065)", %%mm3 \n\t" //z5 |
| "paddw %%mm5, %%mm2 \n\t" //z11 > |
| |
| "pmulhw "MANGLE(MM_FIX_1_082392200)", %%mm4 \n\t" |
| "movq %%mm2, %%mm5 \n\t" |
| |
| "psubw %%mm6, %%mm2 \n\t" |
| "paddw %%mm6, %%mm5 \n\t" //t7 |
| |
| "pmulhw "MANGLE(MM_FIX_1_414213562)", %%mm2 \n\t" //t11 |
| "paddw %%mm3, %%mm0 \n\t" //t12 |
| |
| "psllw $3, %%mm0 \n\t" |
| "psubw %%mm3, %%mm4 \n\t" //t10 |
| |
| "movq 0*8+%3, %%mm6 \n\t" |
| "movq %%mm1, %%mm3 \n\t" |
| |
| "psllw $3, %%mm4 \n\t" |
| "psubw %%mm5, %%mm0 \n\t" //t6 |
| |
| "psllw $3, %%mm2 \n\t" |
| "paddw %%mm0, %%mm1 \n\t" //d1 |
| |
| "psubw %%mm0, %%mm2 \n\t" //t5 |
| "psubw %%mm0, %%mm3 \n\t" //d6 |
| |
| "paddw %%mm2, %%mm4 \n\t" //t4 |
| "movq %%mm7, %%mm0 \n\t" |
| |
| "paddw %%mm2, %%mm7 \n\t" //d2 |
| "psubw %%mm2, %%mm0 \n\t" //d5 |
| |
| "movq "MANGLE(MM_DESCALE_RND)", %%mm2 \n\t" //4 |
| "psubw %%mm5, %%mm6 \n\t" //d7 |
| |
| "paddw 0*8+%3, %%mm5 \n\t" //d0 |
| "paddw %%mm2, %%mm1 \n\t" |
| |
| "paddw %%mm2, %%mm5 \n\t" |
| "psraw $3, %%mm1 \n\t" |
| |
| "paddw %%mm2, %%mm7 \n\t" |
| "psraw $3, %%mm5 \n\t" |
| |
| "paddw (%%"REG_D"), %%mm5 \n\t" |
| "psraw $3, %%mm7 \n\t" |
| |
| "paddw (%%"REG_D",%%"REG_a",), %%mm1 \n\t" |
| "paddw %%mm2, %%mm0 \n\t" |
| |
| "paddw (%%"REG_D",%%"REG_a",2), %%mm7 \n\t" |
| "paddw %%mm2, %%mm3 \n\t" |
| |
| "movq %%mm5, (%%"REG_D") \n\t" |
| "paddw %%mm2, %%mm6 \n\t" |
| |
| "movq %%mm1, (%%"REG_D",%%"REG_a",) \n\t" |
| "psraw $3, %%mm0 \n\t" |
| |
| "movq %%mm7, (%%"REG_D",%%"REG_a",2) \n\t" |
| "add %%"REG_d", %%"REG_D" \n\t" //3*ls |
| |
| "movq 1*8+%3, %%mm5 \n\t" //t3 |
| "psraw $3, %%mm3 \n\t" |
| |
| "paddw (%%"REG_D",%%"REG_a",2), %%mm0 \n\t" |
| "psubw %%mm4, %%mm5 \n\t" //d3 |
| |
| "paddw (%%"REG_D",%%"REG_d",), %%mm3 \n\t" |
| "psraw $3, %%mm6 \n\t" |
| |
| "paddw 1*8+%3, %%mm4 \n\t" //d4 |
| "paddw %%mm2, %%mm5 \n\t" |
| |
| "paddw (%%"REG_D",%%"REG_a",4), %%mm6 \n\t" |
| "paddw %%mm2, %%mm4 \n\t" |
| |
| "movq %%mm0, (%%"REG_D",%%"REG_a",2) \n\t" |
| "psraw $3, %%mm5 \n\t" |
| |
| "paddw (%%"REG_D"), %%mm5 \n\t" |
| "psraw $3, %%mm4 \n\t" |
| |
| "paddw (%%"REG_D",%%"REG_a",), %%mm4 \n\t" |
| "add $"DCTSIZE_S"*2*4, %%"REG_S" \n\t" //4 rows |
| |
| "movq %%mm3, (%%"REG_D",%%"REG_d",) \n\t" |
| "movq %%mm6, (%%"REG_D",%%"REG_a",4) \n\t" |
| "movq %%mm5, (%%"REG_D") \n\t" |
| "movq %%mm4, (%%"REG_D",%%"REG_a",) \n\t" |
| |
| "sub %%"REG_d", %%"REG_D" \n\t" |
| "add $8, %%"REG_D" \n\t" |
| "dec %%"REG_c" \n\t" |
| "jnz 1b \n\t" |
| |
| : "+S"(workspace), "+D"(output_adr), "+c"(cnt), "=o"(temps) |
| : "a"(output_stride*sizeof(short)) |
| : "%"REG_d |
| ); |
| } |
| |
| #endif // HAVE_MMX |
| |
| #if !HAVE_MMX |
| |
| static void row_fdct_c(int16_t *data, const uint8_t *pixels, int line_size, int cnt) |
| { |
| int_simd16_t tmp0, tmp1, tmp2, tmp3, tmp4, tmp5, tmp6, tmp7; |
| int_simd16_t tmp10, tmp11, tmp12, tmp13; |
| int_simd16_t z1, z2, z3, z4, z5, z11, z13; |
| int16_t *dataptr; |
| |
| cnt*=4; |
| // Pass 1: process rows. |
| |
| dataptr = data; |
| for (; cnt > 0; cnt--) { |
| tmp0 = pixels[line_size*0] + pixels[line_size*7]; |
| tmp7 = pixels[line_size*0] - pixels[line_size*7]; |
| tmp1 = pixels[line_size*1] + pixels[line_size*6]; |
| tmp6 = pixels[line_size*1] - pixels[line_size*6]; |
| tmp2 = pixels[line_size*2] + pixels[line_size*5]; |
| tmp5 = pixels[line_size*2] - pixels[line_size*5]; |
| tmp3 = pixels[line_size*3] + pixels[line_size*4]; |
| tmp4 = pixels[line_size*3] - pixels[line_size*4]; |
| |
| // Even part |
| |
| tmp10 = tmp0 + tmp3; |
| tmp13 = tmp0 - tmp3; |
| tmp11 = tmp1 + tmp2; |
| tmp12 = tmp1 - tmp2; |
| //Even columns are written first, this leads to different order of columns |
| //in column_fidct(), but they are processed independently, so all ok. |
| //Later in the row_idct() columns readed at the same order. |
| dataptr[2] = tmp10 + tmp11; |
| dataptr[3] = tmp10 - tmp11; |
| |
| z1 = MULTIPLY16H((tmp12 + tmp13)<<2, FIX_0_707106781); |
| dataptr[0] = tmp13 + z1; |
| dataptr[1] = tmp13 - z1; |
| |
| // Odd part |
| |
| tmp10 = (tmp4 + tmp5) <<2; |
| tmp11 = (tmp5 + tmp6) <<2; |
| tmp12 = (tmp6 + tmp7) <<2; |
| |
| z5 = MULTIPLY16H(tmp10 - tmp12, FIX_0_382683433); |
| z2 = MULTIPLY16H(tmp10, FIX_0_541196100) + z5; |
| z4 = MULTIPLY16H(tmp12, FIX_1_306562965) + z5; |
| z3 = MULTIPLY16H(tmp11, FIX_0_707106781); |
| |
| z11 = tmp7 + z3; |
| z13 = tmp7 - z3; |
| |
| dataptr[4] = z13 + z2; |
| dataptr[5] = z13 - z2; |
| dataptr[6] = z11 + z4; |
| dataptr[7] = z11 - z4; |
| |
| pixels++; // advance pointer to next column |
| dataptr += DCTSIZE; |
| } |
| } |
| |
| #else /* HAVE_MMX */ |
| |
| static void row_fdct_mmx(int16_t *data, const uint8_t *pixels, int line_size, int cnt) |
| { |
| uint64_t __attribute__((aligned(8))) temps[4]; |
| __asm__ volatile( |
| "lea (%%"REG_a",%%"REG_a",2), %%"REG_d" \n\t" |
| "6: \n\t" |
| "movd (%%"REG_S"), %%mm0 \n\t" |
| "pxor %%mm7, %%mm7 \n\t" |
| |
| "movd (%%"REG_S",%%"REG_a",), %%mm1 \n\t" |
| "punpcklbw %%mm7, %%mm0 \n\t" |
| |
| "movd (%%"REG_S",%%"REG_a",2), %%mm2 \n\t" |
| "punpcklbw %%mm7, %%mm1 \n\t" |
| |
| "punpcklbw %%mm7, %%mm2 \n\t" |
| "add %%"REG_d", %%"REG_S" \n\t" |
| |
| "movq %%mm0, %%mm5 \n\t" |
| // |
| |
| "movd (%%"REG_S",%%"REG_a",4), %%mm3 \n\t" //7 ;prefetch! |
| "movq %%mm1, %%mm6 \n\t" |
| |
| "movd (%%"REG_S",%%"REG_d",), %%mm4 \n\t" //6 |
| "punpcklbw %%mm7, %%mm3 \n\t" |
| |
| "psubw %%mm3, %%mm5 \n\t" |
| "punpcklbw %%mm7, %%mm4 \n\t" |
| |
| "paddw %%mm3, %%mm0 \n\t" |
| "psubw %%mm4, %%mm6 \n\t" |
| |
| "movd (%%"REG_S",%%"REG_a",2), %%mm3 \n\t" //5 |
| "paddw %%mm4, %%mm1 \n\t" |
| |
| "movq %%mm5, 0*8+%3 \n\t" //t7 |
| "punpcklbw %%mm7, %%mm3 \n\t" |
| |
| "movq %%mm6, 1*8+%3 \n\t" //t6 |
| "movq %%mm2, %%mm4 \n\t" |
| |
| "movd (%%"REG_S"), %%mm5 \n\t" //3 |
| "paddw %%mm3, %%mm2 \n\t" |
| |
| "movd (%%"REG_S",%%"REG_a",), %%mm6 \n\t" //4 |
| "punpcklbw %%mm7, %%mm5 \n\t" |
| |
| "psubw %%mm3, %%mm4 \n\t" |
| "punpcklbw %%mm7, %%mm6 \n\t" |
| |
| "movq %%mm5, %%mm3 \n\t" |
| "paddw %%mm6, %%mm5 \n\t" //t3 |
| |
| "psubw %%mm6, %%mm3 \n\t" //t4 ; t0 t1 t2 t4 t5 t3 - - |
| "movq %%mm0, %%mm6 \n\t" |
| |
| "movq %%mm1, %%mm7 \n\t" |
| "psubw %%mm5, %%mm0 \n\t" //t13 |
| |
| "psubw %%mm2, %%mm1 \n\t" |
| "paddw %%mm2, %%mm7 \n\t" //t11 |
| |
| "paddw %%mm0, %%mm1 \n\t" |
| "movq %%mm7, %%mm2 \n\t" |
| |
| "psllw $2, %%mm1 \n\t" |
| "paddw %%mm5, %%mm6 \n\t" //t10 |
| |
| "pmulhw "MANGLE(ff_MM_FIX_0_707106781)", %%mm1 \n\t" |
| "paddw %%mm6, %%mm7 \n\t" //d2 |
| |
| "psubw %%mm2, %%mm6 \n\t" //d3 |
| "movq %%mm0, %%mm5 \n\t" |
| |
| //transpose 4x4 |
| "movq %%mm7, %%mm2 \n\t" |
| "punpcklwd %%mm6, %%mm7 \n\t" |
| |
| "paddw %%mm1, %%mm0 \n\t" //d0 |
| "punpckhwd %%mm6, %%mm2 \n\t" |
| |
| "psubw %%mm1, %%mm5 \n\t" //d1 |
| "movq %%mm0, %%mm6 \n\t" |
| |
| "movq 1*8+%3, %%mm1 \n\t" |
| "punpcklwd %%mm5, %%mm0 \n\t" |
| |
| "punpckhwd %%mm5, %%mm6 \n\t" |
| "movq %%mm0, %%mm5 \n\t" |
| |
| "punpckldq %%mm7, %%mm0 \n\t" //0 |
| "paddw %%mm4, %%mm3 \n\t" |
| |
| "punpckhdq %%mm7, %%mm5 \n\t" //1 |
| "movq %%mm6, %%mm7 \n\t" |
| |
| "movq %%mm0, "DCTSIZE_S"*0*2(%%"REG_D") \n\t" |
| "punpckldq %%mm2, %%mm6 \n\t" //2 |
| |
| "movq %%mm5, "DCTSIZE_S"*1*2(%%"REG_D") \n\t" |
| "punpckhdq %%mm2, %%mm7 \n\t" //3 |
| |
| "movq %%mm6, "DCTSIZE_S"*2*2(%%"REG_D") \n\t" |
| "paddw %%mm1, %%mm4 \n\t" |
| |
| "movq %%mm7, "DCTSIZE_S"*3*2(%%"REG_D") \n\t" |
| "psllw $2, %%mm3 \n\t" //t10 |
| |
| "movq 0*8+%3, %%mm2 \n\t" |
| "psllw $2, %%mm4 \n\t" //t11 |
| |
| "pmulhw "MANGLE(ff_MM_FIX_0_707106781)", %%mm4 \n\t" //z3 |
| "paddw %%mm2, %%mm1 \n\t" |
| |
| "psllw $2, %%mm1 \n\t" //t12 |
| "movq %%mm3, %%mm0 \n\t" |
| |
| "pmulhw "MANGLE(ff_MM_FIX_0_541196100)", %%mm0 \n\t" |
| "psubw %%mm1, %%mm3 \n\t" |
| |
| "pmulhw "MANGLE(MM_FIX_0_382683433)", %%mm3 \n\t" //z5 |
| "movq %%mm2, %%mm5 \n\t" |
| |
| "pmulhw "MANGLE(MM_FIX_1_306562965)", %%mm1 \n\t" |
| "psubw %%mm4, %%mm2 \n\t" //z13 |
| |
| "paddw %%mm4, %%mm5 \n\t" //z11 |
| "movq %%mm2, %%mm6 \n\t" |
| |
| "paddw %%mm3, %%mm0 \n\t" //z2 |
| "movq %%mm5, %%mm7 \n\t" |
| |
| "paddw %%mm0, %%mm2 \n\t" //d4 |
| "psubw %%mm0, %%mm6 \n\t" //d5 |
| |
| "movq %%mm2, %%mm4 \n\t" |
| "paddw %%mm3, %%mm1 \n\t" //z4 |
| |
| //transpose 4x4 |
| "punpcklwd %%mm6, %%mm2 \n\t" |
| "paddw %%mm1, %%mm5 \n\t" //d6 |
| |
| "punpckhwd %%mm6, %%mm4 \n\t" |
| "psubw %%mm1, %%mm7 \n\t" //d7 |
| |
| "movq %%mm5, %%mm6 \n\t" |
| "punpcklwd %%mm7, %%mm5 \n\t" |
| |
| "punpckhwd %%mm7, %%mm6 \n\t" |
| "movq %%mm2, %%mm7 \n\t" |
| |
| "punpckldq %%mm5, %%mm2 \n\t" //4 |
| "sub %%"REG_d", %%"REG_S" \n\t" |
| |
| "punpckhdq %%mm5, %%mm7 \n\t" //5 |
| "movq %%mm4, %%mm5 \n\t" |
| |
| "movq %%mm2, "DCTSIZE_S"*0*2+"DCTSIZE_S"(%%"REG_D") \n\t" |
| "punpckldq %%mm6, %%mm4 \n\t" //6 |
| |
| "movq %%mm7, "DCTSIZE_S"*1*2+"DCTSIZE_S"(%%"REG_D") \n\t" |
| "punpckhdq %%mm6, %%mm5 \n\t" //7 |
| |
| "movq %%mm4, "DCTSIZE_S"*2*2+"DCTSIZE_S"(%%"REG_D") \n\t" |
| "add $4, %%"REG_S" \n\t" |
| |
| "movq %%mm5, "DCTSIZE_S"*3*2+"DCTSIZE_S"(%%"REG_D") \n\t" |
| "add $"DCTSIZE_S"*2*4, %%"REG_D" \n\t" //4 rows |
| "dec %%"REG_c" \n\t" |
| "jnz 6b \n\t" |
| |
| : "+S"(pixels), "+D"(data), "+c"(cnt), "=o"(temps) |
| : "a"(line_size) |
| : "%"REG_d); |
| } |
| |
| #endif // HAVE_MMX |