summaryrefslogtreecommitdiffstats
path: root/libmpcodecs/native/rtjpegn.c
diff options
context:
space:
mode:
Diffstat (limited to 'libmpcodecs/native/rtjpegn.c')
-rw-r--r--libmpcodecs/native/rtjpegn.c1758
1 files changed, 0 insertions, 1758 deletions
diff --git a/libmpcodecs/native/rtjpegn.c b/libmpcodecs/native/rtjpegn.c
deleted file mode 100644
index 66089b0ecf..0000000000
--- a/libmpcodecs/native/rtjpegn.c
+++ /dev/null
@@ -1,1758 +0,0 @@
-/*
- RTjpeg (C) Justin Schoeman 1998 (justin@suntiger.ee.up.ac.za)
-
- With modifications by:
- (c) 1998, 1999 by Joerg Walter <trouble@moes.pmnet.uni-oldenburg.de>
- and
- (c) 1999 by Wim Taymans <wim.taymans@tvd.be>
-
- 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 02110-1301 USA
-*/
-
-#include <stdio.h>
-#include <stdlib.h>
-#include <string.h>
-
-#include "config.h"
-
-#include "mpbswap.h"
-#include "rtjpegn.h"
-
-#if HAVE_MMX
-#include "mmx.h"
-#endif
-
-//#define SHOWBLOCK 1
-#define BETTERCOMPRESSION 1
-
-static const unsigned char RTjpeg_ZZ[64]={
-0,
-8, 1,
-2, 9, 16,
-24, 17, 10, 3,
-4, 11, 18, 25, 32,
-40, 33, 26, 19, 12, 5,
-6, 13, 20, 27, 34, 41, 48,
-56, 49, 42, 35, 28, 21, 14, 7,
-15, 22, 29, 36, 43, 50, 57,
-58, 51, 44, 37, 30, 23,
-31, 38, 45, 52, 59,
-60, 53, 46, 39,
-47, 54, 61,
-62, 55,
-63 };
-
-static const __u64 RTjpeg_aan_tab[64]={
-4294967296ULL, 5957222912ULL, 5611718144ULL, 5050464768ULL, 4294967296ULL, 3374581504ULL, 2324432128ULL, 1184891264ULL,
-5957222912ULL, 8263040512ULL, 7783580160ULL, 7005009920ULL, 5957222912ULL, 4680582144ULL, 3224107520ULL, 1643641088ULL,
-5611718144ULL, 7783580160ULL, 7331904512ULL, 6598688768ULL, 5611718144ULL, 4408998912ULL, 3036936960ULL, 1548224000ULL,
-5050464768ULL, 7005009920ULL, 6598688768ULL, 5938608128ULL, 5050464768ULL, 3968072960ULL, 2733115392ULL, 1393296000ULL,
-4294967296ULL, 5957222912ULL, 5611718144ULL, 5050464768ULL, 4294967296ULL, 3374581504ULL, 2324432128ULL, 1184891264ULL,
-3374581504ULL, 4680582144ULL, 4408998912ULL, 3968072960ULL, 3374581504ULL, 2651326208ULL, 1826357504ULL, 931136000ULL,
-2324432128ULL, 3224107520ULL, 3036936960ULL, 2733115392ULL, 2324432128ULL, 1826357504ULL, 1258030336ULL, 641204288ULL,
-1184891264ULL, 1643641088ULL, 1548224000ULL, 1393296000ULL, 1184891264ULL, 931136000ULL, 641204288ULL, 326894240ULL,
-};
-
-#if !HAVE_MMX
-static __s32 RTjpeg_ws[64+31];
-#endif
-static __u8 RTjpeg_alldata[2*64+4*64+4*64+4*64+4*64+32];
-
-static __s16 *block; // rh
-static __s16 *RTjpeg_block;
-static __s32 *RTjpeg_lqt;
-static __s32 *RTjpeg_cqt;
-static __u32 *RTjpeg_liqt;
-static __u32 *RTjpeg_ciqt;
-
-static unsigned char RTjpeg_lb8;
-static unsigned char RTjpeg_cb8;
-static int RTjpeg_width, RTjpeg_height;
-static int RTjpeg_Ywidth, RTjpeg_Cwidth;
-static int RTjpeg_Ysize, RTjpeg_Csize;
-
-static __s16 *RTjpeg_old=NULL;
-
-#if HAVE_MMX
-static mmx_t RTjpeg_lmask;
-static mmx_t RTjpeg_cmask;
-#else
-static __u16 RTjpeg_lmask;
-static __u16 RTjpeg_cmask;
-#endif
-
-static const unsigned char RTjpeg_lum_quant_tbl[64] = {
- 16, 11, 10, 16, 24, 40, 51, 61,
- 12, 12, 14, 19, 26, 58, 60, 55,
- 14, 13, 16, 24, 40, 57, 69, 56,
- 14, 17, 22, 29, 51, 87, 80, 62,
- 18, 22, 37, 56, 68, 109, 103, 77,
- 24, 35, 55, 64, 81, 104, 113, 92,
- 49, 64, 78, 87, 103, 121, 120, 101,
- 72, 92, 95, 98, 112, 100, 103, 99
- };
-
-static const unsigned char RTjpeg_chrom_quant_tbl[64] = {
- 17, 18, 24, 47, 99, 99, 99, 99,
- 18, 21, 26, 66, 99, 99, 99, 99,
- 24, 26, 56, 99, 99, 99, 99, 99,
- 47, 66, 99, 99, 99, 99, 99, 99,
- 99, 99, 99, 99, 99, 99, 99, 99,
- 99, 99, 99, 99, 99, 99, 99, 99,
- 99, 99, 99, 99, 99, 99, 99, 99,
- 99, 99, 99, 99, 99, 99, 99, 99
- };
-
-#ifdef BETTERCOMPRESSION
-
-/*--------------------------------------------------*/
-/* better encoding, but needs a lot more cpu time */
-/* seems to be more effective than old method +lzo */
-/* with this encoding lzo isn't efficient anymore */
-/* there is still more potential for better */
-/* encoding but that would need even more cputime */
-/* anyway your mileage may vary */
-/* */
-/* written by Martin BIELY and Roman HOCHLEITNER */
-/*--------------------------------------------------*/
-
-/* +++++++++++++++++++++++++++++++++++++++++++++++++++*/
-/* Block to Stream (encoding) */
-/* */
-
-static int RTjpeg_b2s(__s16 *data, __s8 *strm, __u8 bt8)
-{
- register int ci, co=1;
- register __s16 ZZvalue;
- register unsigned char bitten;
- register unsigned char bitoff;
-
-#ifdef SHOWBLOCK
-
- int ii;
- for (ii=0; ii < 64; ii++) {
- fprintf(stdout, "%d ", data[RTjpeg_ZZ[ii]]);
- }
- fprintf(stdout, "\n\n");
-
-#endif
-
- // first byte allways written
- ((__u8*)strm)[0]=
- (__u8)(data[RTjpeg_ZZ[0]]>254) ? 254:((data[RTjpeg_ZZ[0]]<0)?0:data[RTjpeg_ZZ[0]]);
-
-
- ci=63;
- while (data[RTjpeg_ZZ[ci]]==0 && ci>0) ci--;
-
- bitten = ((unsigned char)ci) << 2;
-
- if (ci==0) {
- ((__u8*)strm)[1]= bitten;
- co = 2;
- return (int)co;
- }
-
- /* bitoff=0 because the high 6bit contain first non zero position */
- bitoff = 0;
- co = 1;
-
- for(; ci>0; ci--) {
-
- ZZvalue = data[RTjpeg_ZZ[ci]];
-
- switch(ZZvalue) {
- case 0:
- break;
- case 1:
- bitten |= (0x01<<bitoff);
- break;
- case -1:
- bitten |= (0x03<<bitoff);
- break;
- default:
- bitten |= (0x02<<bitoff);
- goto HERZWEH;
- break;
- }
-
- if( bitoff == 0 ) {
- ((__u8*)strm)[co]= bitten;
- bitten = 0;
- bitoff = 8;
- co++;
- } /* "fall through" */
- bitoff-=2;
-
- }
-
- /* ci must be 0 */
- if(bitoff != 6) {
-
- ((__u8*)strm)[co]= bitten;
- co++;
-
- }
- goto BAUCHWEH;
-
-HERZWEH:
-/* ci cannot be 0 */
-/* correct bitoff to nibble boundaries */
-
- switch(bitoff){
- case 4:
- case 6:
- bitoff = 0;
- break;
- case 2:
- case 0:
- ((__u8*)strm)[co]= bitten;
- bitoff = 4;
- co++;
- bitten = 0; // clear half nibble values in bitten
- break;
- default:
- break;
- }
-
- for(; ci>0; ci--) {
-
- ZZvalue = data[RTjpeg_ZZ[ci]];
-
- if( (ZZvalue > 7) || (ZZvalue < -7) ) {
- bitten |= (0x08<<bitoff);
- goto HIRNWEH;
- }
-
- bitten |= (ZZvalue&0xf)<<bitoff;
-
- if( bitoff == 0 ) {
- ((__u8*)strm)[co]= bitten;
- bitten = 0;
- bitoff = 8;
- co++;
- } /* "fall thru" */
- bitoff-=4;
- }
-
- /* ci must be 0 */
- if( bitoff == 0 ) {
- ((__u8*)strm)[co]= bitten;
- co++;
- }
- goto BAUCHWEH;
-
-HIRNWEH:
-
- ((__u8*)strm)[co]= bitten;
- co++;
-
-
- /* bitting is over now we bite */
- for(; ci>0; ci--) {
-
- ZZvalue = data[RTjpeg_ZZ[ci]];
-
- if(ZZvalue>0)
- {
- strm[co++]=(__s8)(ZZvalue>127)?127:ZZvalue;
- }
- else
- {
- strm[co++]=(__s8)(ZZvalue<-128)?-128:ZZvalue;
- }
-
- }
-
-
-BAUCHWEH:
- /* we gotoo much now we are ill */
-#ifdef SHOWBLOCK
-{
-int i;
-fprintf(stdout, "\nco = '%d'\n", co);
- for (i=0; i < co+2; i++) {
- fprintf(stdout, "%d ", strm[i]);
- }
-fprintf(stdout, "\n\n");
-}
-#endif
-
- return (int)co;
-}
-
-#else
-
-static int RTjpeg_b2s(__s16 *data, __s8 *strm, __u8 bt8)
-{
- register int ci, co=1, tmp;
- register __s16 ZZvalue;
-
-#ifdef SHOWBLOCK
-
- int ii;
- for (ii=0; ii < 64; ii++) {
- fprintf(stdout, "%d ", data[RTjpeg_ZZ[ii]]);
- }
- fprintf(stdout, "\n\n");
-
-#endif
-
- (__u8)strm[0]=(__u8)(data[RTjpeg_ZZ[0]]>254) ? 254:((data[RTjpeg_ZZ[0]]<0)?0:data[RTjpeg_ZZ[0]]);
-
- for(ci=1; ci<=bt8; ci++)
- {
- ZZvalue = data[RTjpeg_ZZ[ci]];
-
- if(ZZvalue>0)
- {
- strm[co++]=(__s8)(ZZvalue>127)?127:ZZvalue;
- }
- else
- {
- strm[co++]=(__s8)(ZZvalue<-128)?-128:ZZvalue;
- }
- }
-
- for(; ci<64; ci++)
- {
- ZZvalue = data[RTjpeg_ZZ[ci]];
-
- if(ZZvalue>0)
- {
- strm[co++]=(__s8)(ZZvalue>63)?63:ZZvalue;
- }
- else if(ZZvalue<0)
- {
- strm[co++]=(__s8)(ZZvalue<-64)?-64:ZZvalue;
- }
- else /* compress zeros */
- {
- tmp=ci;
- do
- {
- ci++;
- }
- while((ci<64)&&(data[RTjpeg_ZZ[ci]]==0));
-
- strm[co++]=(__s8)(63+(ci-tmp));
- ci--;
- }
- }
- return (int)co;
-}
-
-static int RTjpeg_s2b(__s16 *data, __s8 *strm, __u8 bt8, __u32 *qtbl)
-{
- int ci=1, co=1, tmp;
- register int i;
-
- i=RTjpeg_ZZ[0];
- data[i]=((__u8)strm[0])*qtbl[i];
-
- for(co=1; co<=bt8; co++)
- {
- i=RTjpeg_ZZ[co];
- data[i]=strm[ci++]*qtbl[i];
- }
-
- for(; co<64; co++)
- {
- if(strm[ci]>63)
- {
- tmp=co+strm[ci]-63;
- for(; co<tmp; co++)data[RTjpeg_ZZ[co]]=0;
- co--;
- } else
- {
- i=RTjpeg_ZZ[co];
- data[i]=strm[ci]*qtbl[i];
- }
- ci++;
- }
- return (int)ci;
-}
-#endif
-
-#if HAVE_MMX
-static void RTjpeg_quant_init(void)
-{
- int i;
- __s16 *qtbl;
-
- qtbl=(__s16 *)RTjpeg_lqt;
- for(i=0; i<64; i++)qtbl[i]=(__s16)RTjpeg_lqt[i];
-
- qtbl=(__s16 *)RTjpeg_cqt;
- for(i=0; i<64; i++)qtbl[i]=(__s16)RTjpeg_cqt[i];
-}
-
-static mmx_t RTjpeg_ones={0x0001000100010001LL};
-static mmx_t RTjpeg_half={0x7fff7fff7fff7fffLL};
-
-static void RTjpeg_quant(__s16 *block, __s32 *qtbl)
-{
- int i;
- mmx_t *bl, *ql;
-
- ql=(mmx_t *)qtbl;
- bl=(mmx_t *)block;
-
- movq_m2r(RTjpeg_ones, mm6);
- movq_m2r(RTjpeg_half, mm7);
-
- for(i=16; i; i--)
- {
- movq_m2r(*(ql++), mm0); /* quant vals (4) */
- movq_m2r(*bl, mm2); /* block vals (4) */
- movq_r2r(mm0, mm1);
- movq_r2r(mm2, mm3);
-
- punpcklwd_r2r(mm6, mm0); /* 1 qb 1 qa */
- punpckhwd_r2r(mm6, mm1); /* 1 qd 1 qc */
-
- punpcklwd_r2r(mm7, mm2); /* 32767 bb 32767 ba */
- punpckhwd_r2r(mm7, mm3); /* 32767 bd 32767 bc */
-
- pmaddwd_r2r(mm2, mm0); /* 32767+bb*qb 32767+ba*qa */
- pmaddwd_r2r(mm3, mm1); /* 32767+bd*qd 32767+bc*qc */
-
- psrad_i2r(16, mm0);
- psrad_i2r(16, mm1);
-
- packssdw_r2r(mm1, mm0);
-
- movq_r2m(mm0, *(bl++));
-
- }
-}
-#else
-static void RTjpeg_quant_init(void)
-{
-}
-
-static void RTjpeg_quant(__s16 *block, __s32 *qtbl)
-{
- int i;
-
- for(i=0; i<64; i++)
- block[i]=(__s16)((block[i]*qtbl[i]+32767)>>16);
-}
-#endif
-
-/*
- * Perform the forward DCT on one block of samples.
- */
-#if HAVE_MMX
-static mmx_t RTjpeg_C4 ={0x2D412D412D412D41LL};
-static mmx_t RTjpeg_C6 ={0x187E187E187E187ELL};
-static mmx_t RTjpeg_C2mC6={0x22A322A322A322A3LL};
-static mmx_t RTjpeg_C2pC6={0x539F539F539F539FLL};
-static mmx_t RTjpeg_zero ={0x0000000000000000LL};
-
-#else
-
-#define FIX_0_382683433 ((__s32) 98) /* FIX(0.382683433) */
-#define FIX_0_541196100 ((__s32) 139) /* FIX(0.541196100) */
-#define FIX_0_707106781 ((__s32) 181) /* FIX(0.707106781) */
-#define FIX_1_306562965 ((__s32) 334) /* FIX(1.306562965) */
-
-#define DESCALE10(x) (__s16)( ((x)+128) >> 8)
-#define DESCALE20(x) (__s16)(((x)+32768) >> 16)
-#define D_MULTIPLY(var,const) ((__s32) ((var) * (const)))
-#endif
-
-static void RTjpeg_dct_init(void)
-{
- int i;
-
- for(i=0; i<64; i++)
- {
- RTjpeg_lqt[i]=(((__u64)RTjpeg_lqt[i]<<32)/RTjpeg_aan_tab[i]);
- RTjpeg_cqt[i]=(((__u64)RTjpeg_cqt[i]<<32)/RTjpeg_aan_tab[i]);
- }
-}
-
-static void RTjpeg_dctY(__u8 *idata, __s16 *odata, int rskip)
-{
-#if !HAVE_MMX
- __s32 tmp0, tmp1, tmp2, tmp3, tmp4, tmp5, tmp6, tmp7;
- __s32 tmp10, tmp11, tmp12, tmp13;
- __s32 z1, z2, z3, z4, z5, z11, z13;
- __u8 *idataptr;
- __s16 *odataptr;
- __s32 *wsptr;
- int ctr;
-
- idataptr = idata;
- wsptr = RTjpeg_ws;
- for (ctr = 7; ctr >= 0; ctr--) {
- tmp0 = idataptr[0] + idataptr[7];
- tmp7 = idataptr[0] - idataptr[7];
- tmp1 = idataptr[1] + idataptr[6];
- tmp6 = idataptr[1] - idataptr[6];
- tmp2 = idataptr[2] + idataptr[5];
- tmp5 = idataptr[2] - idataptr[5];
- tmp3 = idataptr[3] + idataptr[4];
- tmp4 = idataptr[3] - idataptr[4];
-
- tmp10 = (tmp0 + tmp3); /* phase 2 */
- tmp13 = tmp0 - tmp3;
- tmp11 = (tmp1 + tmp2);
- tmp12 = tmp1 - tmp2;
-
- wsptr[0] = (tmp10 + tmp11)<<8; /* phase 3 */
- wsptr[4] = (tmp10 - tmp11)<<8;
-
- z1 = D_MULTIPLY(tmp12 + tmp13, FIX_0_707106781); /* c4 */
- wsptr[2] = (tmp13<<8) + z1; /* phase 5 */
- wsptr[6] = (tmp13<<8) - z1;
-
- tmp10 = tmp4 + tmp5; /* phase 2 */
- tmp11 = tmp5 + tmp6;
- tmp12 = tmp6 + tmp7;
-
- z5 = D_MULTIPLY(tmp10 - tmp12, FIX_0_382683433); /* c6 */
- z2 = D_MULTIPLY(tmp10, FIX_0_541196100) + z5; /* c2-c6 */
- z4 = D_MULTIPLY(tmp12, FIX_1_306562965) + z5; /* c2+c6 */
- z3 = D_MULTIPLY(tmp11, FIX_0_707106781); /* c4 */
-
- z11 = (tmp7<<8) + z3; /* phase 5 */
- z13 = (tmp7<<8) - z3;
-
- wsptr[5] = z13 + z2; /* phase 6 */
- wsptr[3] = z13 - z2;
- wsptr[1] = z11 + z4;
- wsptr[7] = z11 - z4;
-
- idataptr += rskip<<3; /* advance pointer to next row */
- wsptr += 8;
- }
-
- wsptr = RTjpeg_ws;
- odataptr=odata;
- for (ctr = 7; ctr >= 0; ctr--) {
- tmp0 = wsptr[0] + wsptr[56];
- tmp7 = wsptr[0] - wsptr[56];
- tmp1 = wsptr[8] + wsptr[48];
- tmp6 = wsptr[8] - wsptr[48];
- tmp2 = wsptr[16] + wsptr[40];
- tmp5 = wsptr[16] - wsptr[40];
- tmp3 = wsptr[24] + wsptr[32];
- tmp4 = wsptr[24] - wsptr[32];
-
- tmp10 = tmp0 + tmp3; /* phase 2 */
- tmp13 = tmp0 - tmp3;
- tmp11 = tmp1 + tmp2;
- tmp12 = tmp1 - tmp2;
-
- odataptr[0] = DESCALE10(tmp10 + tmp11); /* phase 3 */
- odataptr[32] = DESCALE10(tmp10 - tmp11);
-
- z1 = D_MULTIPLY(tmp12 + tmp13, FIX_0_707106781); /* c4 */
- odataptr[16] = DESCALE20((tmp13<<8) + z1); /* phase 5 */
- odataptr[48] = DESCALE20((tmp13<<8) - z1);
-
- tmp10 = tmp4 + tmp5; /* phase 2 */
- tmp11 = tmp5 + tmp6;
- tmp12 = tmp6 + tmp7;
-
- z5 = D_MULTIPLY(tmp10 - tmp12, FIX_0_382683433); /* c6 */
- z2 = D_MULTIPLY(tmp10, FIX_0_541196100) + z5; /* c2-c6 */
- z4 = D_MULTIPLY(tmp12, FIX_1_306562965) + z5; /* c2+c6 */
- z3 = D_MULTIPLY(tmp11, FIX_0_707106781); /* c4 */
-
- z11 = (tmp7<<8) + z3; /* phase 5 */
- z13 = (tmp7<<8) - z3;
-
- odataptr[40] = DESCALE20(z13 + z2); /* phase 6 */
- odataptr[24] = DESCALE20(z13 - z2);
- odataptr[8] = DESCALE20(z11 + z4);
- odataptr[56] = DESCALE20(z11 - z4);
-
- odataptr++; /* advance pointer to next column */
- wsptr++;
- }
-#else
- volatile mmx_t tmp6, tmp7;
- register mmx_t *dataptr = (mmx_t *)odata;
- mmx_t *idata2 = (mmx_t *)idata;
-
- // first copy the input 8 bit to the destination 16 bits
-
- movq_m2r(RTjpeg_zero, mm2);
-
-
- movq_m2r(*idata2, mm0);
- movq_r2r(mm0, mm1);
-
- punpcklbw_r2r(mm2, mm0);
- movq_r2m(mm0, *(dataptr));
-
- punpckhbw_r2r(mm2, mm1);
- movq_r2m(mm1, *(dataptr+1));
-
- idata2 += rskip;
-
- movq_m2r(*idata2, mm0);
- movq_r2r(mm0, mm1);
-
- punpcklbw_r2r(mm2, mm0);
- movq_r2m(mm0, *(dataptr+2));
-
- punpckhbw_r2r(mm2, mm1);
- movq_r2m(mm1, *(dataptr+3));
-
- idata2 += rskip;
-
- movq_m2r(*idata2, mm0);
- movq_r2r(mm0, mm1);
-
- punpcklbw_r2r(mm2, mm0);
- movq_r2m(mm0, *(dataptr+4));
-
- punpckhbw_r2r(mm2, mm1);
- movq_r2m(mm1, *(dataptr+5));
-
- idata2 += rskip;
-
- movq_m2r(*idata2, mm0);
- movq_r2r(mm0, mm1);
-
- punpcklbw_r2r(mm2, mm0);
- movq_r2m(mm0, *(dataptr+6));
-
- punpckhbw_r2r(mm2, mm1);
- movq_r2m(mm1, *(dataptr+7));
-
- idata2 += rskip;
-
- movq_m2r(*idata2, mm0);
- movq_r2r(mm0, mm1);
-
- punpcklbw_r2r(mm2, mm0);
- movq_r2m(mm0, *(dataptr+8));
-
- punpckhbw_r2r(mm2, mm1);
- movq_r2m(mm1, *(dataptr+9));
-
- idata2 += rskip;
-
- movq_m2r(*idata2, mm0);
- movq_r2r(mm0, mm1);
-
- punpcklbw_r2r(mm2, mm0);
- movq_r2m(mm0, *(dataptr+10));
-
- punpckhbw_r2r(mm2, mm1);
- movq_r2m(mm1, *(dataptr+11));
-
- idata2 += rskip;
-
- movq_m2r(*idata2, mm0);
- movq_r2r(mm0, mm1);
-
- punpcklbw_r2r(mm2, mm0);
- movq_r2m(mm0, *(dataptr+12));
-
- punpckhbw_r2r(mm2, mm1);
- movq_r2m(mm1, *(dataptr+13));
-
- idata2 += rskip;
-
- movq_m2r(*idata2, mm0);
- movq_r2r(mm0, mm1);
-
- punpcklbw_r2r(mm2, mm0);
- movq_r2m(mm0, *(dataptr+14));
-
- punpckhbw_r2r(mm2, mm1);
- movq_r2m(mm1, *(dataptr+15));
-
-/* Start Transpose to do calculations on rows */
-
- movq_m2r(*(dataptr+9), mm7); // m03:m02|m01:m00 - first line (line 4)and copy into m5
-
- movq_m2r(*(dataptr+13), mm6); // m23:m22|m21:m20 - third line (line 6)and copy into m2
- movq_r2r(mm7, mm5);
-
- punpcklwd_m2r(*(dataptr+11), mm7); // m11:m01|m10:m00 - interleave first and second lines
- movq_r2r(mm6, mm2);
-
- punpcklwd_m2r(*(dataptr+15), mm6); // m31:m21|m30:m20 - interleave third and fourth lines
- movq_r2r(mm7, mm1);
-
- movq_m2r(*(dataptr+11), mm3); // m13:m13|m11:m10 - second line
- punpckldq_r2r(mm6, mm7); // m30:m20|m10:m00 - interleave to produce result 1
-
- movq_m2r(*(dataptr+15), mm0); // m13:m13|m11:m10 - fourth line
- punpckhdq_r2r(mm6, mm1); // m31:m21|m11:m01 - interleave to produce result 2
-
- movq_r2m(mm7,*(dataptr+9)); // write result 1
- punpckhwd_r2r(mm3, mm5); // m13:m03|m12:m02 - interleave first and second lines
-
- movq_r2m(mm1,*(dataptr+11)); // write result 2
- punpckhwd_r2r(mm0, mm2); // m33:m23|m32:m22 - interleave third and fourth lines
-
- movq_r2r(mm5, mm1);
- punpckldq_r2r(mm2, mm5); // m32:m22|m12:m02 - interleave to produce result 3
-
- movq_m2r(*(dataptr+1), mm0); // m03:m02|m01:m00 - first line, 4x4
- punpckhdq_r2r(mm2, mm1); // m33:m23|m13:m03 - interleave to produce result 4
-
- movq_r2m(mm5,*(dataptr+13)); // write result 3
-
- // last 4x4 done
-
- movq_r2m(mm1, *(dataptr+15)); // write result 4, last 4x4
-
- movq_m2r(*(dataptr+5), mm2); // m23:m22|m21:m20 - third line
- movq_r2r(mm0, mm6);
-
- punpcklwd_m2r(*(dataptr+3), mm0); // m11:m01|m10:m00 - interleave first and second lines
- movq_r2r(mm2, mm7);
-
- punpcklwd_m2r(*(dataptr+7), mm2); // m31:m21|m30:m20 - interleave third and fourth lines
- movq_r2r(mm0, mm4);
-
- //
- movq_m2r(*(dataptr+8), mm1); // n03:n02|n01:n00 - first line
- punpckldq_r2r(mm2, mm0); // m30:m20|m10:m00 - interleave to produce first result
-
- movq_m2r(*(dataptr+12), mm3); // n23:n22|n21:n20 - third line
- punpckhdq_r2r(mm2, mm4); // m31:m21|m11:m01 - interleave to produce second result
-
- punpckhwd_m2r(*(dataptr+3), mm6); // m13:m03|m12:m02 - interleave first and second lines
- movq_r2r(mm1, mm2); // copy first line
-
- punpckhwd_m2r(*(dataptr+7), mm7); // m33:m23|m32:m22 - interleave third and fourth lines
- movq_r2r(mm6, mm5); // copy first intermediate result
-
- movq_r2m(mm0, *(dataptr+8)); // write result 1
- punpckhdq_r2r(mm7, mm5); // m33:m23|m13:m03 - produce third result
-
- punpcklwd_m2r(*(dataptr+10), mm1); // n11:n01|n10:n00 - interleave first and second lines
- movq_r2r(mm3, mm0); // copy third line
-
- punpckhwd_m2r(*(dataptr+10), mm2); // n13:n03|n12:n02 - interleave first and second lines
-
- movq_r2m(mm4, *(dataptr+10)); // write result 2 out
- punpckldq_r2r(mm7, mm6); // m32:m22|m12:m02 - produce fourth result
-
- punpcklwd_m2r(*(dataptr+14), mm3); // n31:n21|n30:n20 - interleave third and fourth lines
- movq_r2r(mm1, mm4);
-
- movq_r2m(mm6, *(dataptr+12)); // write result 3 out
- punpckldq_r2r(mm3, mm1); // n30:n20|n10:n00 - produce first result
-
- punpckhwd_m2r(*(dataptr+14), mm0); // n33:n23|n32:n22 - interleave third and fourth lines
- movq_r2r(mm2, mm6);
-
- movq_r2m(mm5, *(dataptr+14)); // write result 4 out
- punpckhdq_r2r(mm3, mm4); // n31:n21|n11:n01- produce second result
-
- movq_r2m(mm1, *(dataptr+1)); // write result 5 out - (first result for other 4 x 4 block)
- punpckldq_r2r(mm0, mm2); // n32:n22|n12:n02- produce third result
-
- movq_r2m(mm4, *(dataptr+3)); // write result 6 out
- punpckhdq_r2r(mm0, mm6); // n33:n23|n13:n03 - produce fourth result
-
- movq_r2m(mm2, *(dataptr+5)); // write result 7 out
-
- movq_m2r(*dataptr, mm0); // m03:m02|m01:m00 - first line, first 4x4
-
- movq_r2m(mm6, *(dataptr+7)); // write result 8 out
-
-
-// Do first 4x4 quadrant, which is used in the beginning of the DCT:
-
- movq_m2r(*(dataptr+4), mm7); // m23:m22|m21:m20 - third line
- movq_r2r(mm0, mm2);
-
- punpcklwd_m2r(*(dataptr+2), mm0); // m11:m01|m10:m00 - interleave first and second lines
- movq_r2r(mm7, mm4);
-
- punpcklwd_m2r(*(dataptr+6), mm7); // m31:m21|m30:m20 - interleave third and fourth lines
- movq_r2r(mm0, mm1);
-
- movq_m2r(*(dataptr+2), mm6); // m13:m12|m11:m10 - second line
- punpckldq_r2r(mm7, mm0); // m30:m20|m10:m00 - interleave to produce result 1
-
- movq_m2r(*(dataptr+6), mm5); // m33:m32|m31:m30 - fourth line
- punpckhdq_r2r(mm7, mm1); // m31:m21|m11:m01 - interleave to produce result 2
-
- movq_r2r(mm0, mm7); // write result 1
- punpckhwd_r2r(mm6, mm2); // m13:m03|m12:m02 - interleave first and second lines
-
- psubw_m2r(*(dataptr+14), mm7); // tmp07=x0-x7 /* Stage 1 */
- movq_r2r(mm1, mm6); // write result 2
-
- paddw_m2r(*(dataptr+14), mm0); // tmp00=x0+x7 /* Stage 1 */
- punpckhwd_r2r(mm5, mm4); // m33:m23|m32:m22 - interleave third and fourth lines
-
- paddw_m2r(*(dataptr+12), mm1); // tmp01=x1+x6 /* Stage 1 */
- movq_r2r(mm2, mm3); // copy first intermediate result
-
- psubw_m2r(*(dataptr+12), mm6); // tmp06=x1-x6 /* Stage 1 */
- punpckldq_r2r(mm4, mm2); // m32:m22|m12:m02 - interleave to produce result 3
-
- movq_r2m(mm7, tmp7);
- movq_r2r(mm2, mm5); // write result 3
-
- movq_r2m(mm6, tmp6);
- punpckhdq_r2r(mm4, mm3); // m33:m23|m13:m03 - interleave to produce result 4
-
- paddw_m2r(*(dataptr+10), mm2); // tmp02=x2+5 /* Stage 1 */
- movq_r2r(mm3, mm4); // write result 4
-
-/************************************************************************************************
- End of Transpose
-************************************************************************************************/
-
-
- paddw_m2r(*(dataptr+8), mm3); // tmp03=x3+x4 /* stage 1*/
- movq_r2r(mm0, mm7);
-
- psubw_m2r(*(dataptr+8), mm4); // tmp04=x3-x4 /* stage 1*/
- movq_r2r(mm1, mm6);
-
- paddw_r2r(mm3, mm0); // tmp10 = tmp00 + tmp03 /* even 2 */
- psubw_r2r(mm3, mm7); // tmp13 = tmp00 - tmp03 /* even 2 */
-
- psubw_r2r(mm2, mm6); // tmp12 = tmp01 - tmp02 /* even 2 */
- paddw_r2r(mm2, mm1); // tmp11 = tmp01 + tmp02 /* even 2 */
-
- psubw_m2r(*(dataptr+10), mm5); // tmp05=x2-x5 /* stage 1*/
- paddw_r2r(mm7, mm6); // tmp12 + tmp13
-
- /* stage 3 */
-
- movq_m2r(tmp6, mm2);
- movq_r2r(mm0, mm3);
-
- psllw_i2r(2, mm6); // m8 * 2^2
- paddw_r2r(mm1, mm0);
-
- pmulhw_m2r(RTjpeg_C4, mm6); // z1
- psubw_r2r(mm1, mm3);
-
- movq_r2m(mm0, *dataptr);
- movq_r2r(mm7, mm0);
-
- /* Odd part */
- movq_r2m(mm3, *(dataptr+8));
- paddw_r2r(mm5, mm4); // tmp10
-
- movq_m2r(tmp7, mm3);
- paddw_r2r(mm6, mm0); // tmp32
-
- paddw_r2r(mm2, mm5); // tmp11
- psubw_r2r(mm6, mm7); // tmp33
-
- movq_r2m(mm0, *(dataptr+4));
- paddw_r2r(mm3, mm2); // tmp12
-
- /* stage 4 */
-
- movq_r2m(mm7, *(dataptr+12));
- movq_r2r(mm4, mm1); // copy of tmp10
-
- psubw_r2r(mm2, mm1); // tmp10 - tmp12
- psllw_i2r(2, mm4); // m8 * 2^2
-
- movq_m2r(RTjpeg_C2mC6, mm0);
- psllw_i2r(2, mm1);
-
- pmulhw_m2r(RTjpeg_C6, mm1); // z5
- psllw_i2r(2, mm2);
-
- pmulhw_r2r(mm0, mm4); // z5
-
- /* stage 5 */
-
- pmulhw_m2r(RTjpeg_C2pC6, mm2);
- psllw_i2r(2, mm5);
-
- pmulhw_m2r(RTjpeg_C4, mm5); // z3
- movq_r2r(mm3, mm0); // copy tmp7
-
- movq_m2r(*(dataptr+1), mm7);
- paddw_r2r(mm1, mm4); // z2
-
- paddw_r2r(mm1, mm2); // z4
-
- paddw_r2r(mm5, mm0); // z11
- psubw_r2r(mm5, mm3); // z13
-
- /* stage 6 */
-
- movq_r2r(mm3, mm5); // copy z13
- psubw_r2r(mm4, mm3); // y3=z13 - z2
-
- paddw_r2r(mm4, mm5); // y5=z13 + z2
- movq_r2r(mm0, mm6); // copy z11
-
- movq_r2m(mm3, *(dataptr+6)); //save y3
- psubw_r2r(mm2, mm0); // y7=z11 - z4
-
- movq_r2m(mm5, *(dataptr+10)); //save y5
- paddw_r2r(mm2, mm6); // y1=z11 + z4
-
- movq_r2m(mm0, *(dataptr+14)); //save y7
-
- /************************************************
- * End of 1st 4 rows
- ************************************************/
-
- movq_m2r(*(dataptr+3), mm1); // load x1 /* stage 1 */
- movq_r2r(mm7, mm0); // copy x0
-
- movq_r2m(mm6, *(dataptr+2)); //save y1
-
- movq_m2r(*(dataptr+5), mm2); // load x2 /* stage 1 */
- movq_r2r(mm1, mm6); // copy x1
-
- paddw_m2r(*(dataptr+15), mm0); // tmp00 = x0 + x7
-
- movq_m2r(*(dataptr+7), mm3); // load x3 /* stage 1 */
- movq_r2r(mm2, mm5); // copy x2
-
- psubw_m2r(*(dataptr+15), mm7); // tmp07 = x0 - x7
- movq_r2r(mm3, mm4); // copy x3
-
- paddw_m2r(*(dataptr+13), mm1); // tmp01 = x1 + x6
-
- movq_r2m(mm7, tmp7); // save tmp07
- movq_r2r(mm0, mm7); // copy tmp00
-
- psubw_m2r(*(dataptr+13), mm6); // tmp06 = x1 - x6
-
- /* stage 2, Even Part */
-
- paddw_m2r(*(dataptr+9), mm3); // tmp03 = x3 + x4
-
- movq_r2m(mm6, tmp6); // save tmp07
- movq_r2r(mm1, mm6); // copy tmp01
-
- paddw_m2r(*(dataptr+11), mm2); // tmp02 = x2 + x5
- paddw_r2r(mm3, mm0); // tmp10 = tmp00 + tmp03
-
- psubw_r2r(mm3, mm7); // tmp13 = tmp00 - tmp03
-
- psubw_m2r(*(dataptr+9), mm4); // tmp04 = x3 - x4
- psubw_r2r(mm2, mm6); // tmp12 = tmp01 - tmp02
-
- paddw_r2r(mm2, mm1); // tmp11 = tmp01 + tmp02
-
- psubw_m2r(*(dataptr+11), mm5); // tmp05 = x2 - x5
- paddw_r2r(mm7, mm6); // tmp12 + tmp13
-
- /* stage 3, Even and stage 4 & 5 even */
-
- movq_m2r(tmp6, mm2); // load tmp6
- movq_r2r(mm0, mm3); // copy tmp10
-
- psllw_i2r(2, mm6); // shift z1
- paddw_r2r(mm1, mm0); // y0=tmp10 + tmp11
-
- pmulhw_m2r(RTjpeg_C4, mm6); // z1
- psubw_r2r(mm1, mm3); // y4=tmp10 - tmp11
-
- movq_r2m(mm0, *(dataptr+1)); //save y0
- movq_r2r(mm7, mm0); // copy tmp13
-
- /* odd part */
-
- movq_r2m(mm3, *(dataptr+9)); //save y4
- paddw_r2r(mm5, mm4); // tmp10 = tmp4 + tmp5
-
- movq_m2r(tmp7, mm3); // load tmp7
- paddw_r2r(mm6, mm0); // tmp32 = tmp13 + z1
-
- paddw_r2r(mm2, mm5); // tmp11 = tmp5 + tmp6
- psubw_r2r(mm6, mm7); // tmp33 = tmp13 - z1
-
- movq_r2m(mm0, *(dataptr+5)); //save y2
- paddw_r2r(mm3, mm2); // tmp12 = tmp6 + tmp7
-
- /* stage 4 */
-
- movq_r2m(mm7, *(dataptr+13)); //save y6
- movq_r2r(mm4, mm1); // copy tmp10
-
- psubw_r2r(mm2, mm1); // tmp10 - tmp12
- psllw_i2r(2, mm4); // shift tmp10
-
- movq_m2r(RTjpeg_C2mC6, mm0); // load C2mC6
- psllw_i2r(2, mm1); // shift (tmp10-tmp12)
-
- pmulhw_m2r(RTjpeg_C6, mm1); // z5
- psllw_i2r(2, mm5); // prepare for multiply
-
- pmulhw_r2r(mm0, mm4); // multiply by converted real
-
- /* stage 5 */
-
- pmulhw_m2r(RTjpeg_C4, mm5); // z3
- psllw_i2r(2, mm2); // prepare for multiply
-
- pmulhw_m2r(RTjpeg_C2pC6, mm2); // multiply
- movq_r2r(mm3, mm0); // copy tmp7
-
- movq_m2r(*(dataptr+9), mm7); // m03:m02|m01:m00 - first line (line 4)and copy into mm7
- paddw_r2r(mm1, mm4); // z2
-
- paddw_r2r(mm5, mm0); // z11
- psubw_r2r(mm5, mm3); // z13
-
- /* stage 6 */
-
- movq_r2r(mm3, mm5); // copy z13
- paddw_r2r(mm1, mm2); // z4
-
- movq_r2r(mm0, mm6); // copy z11
- psubw_r2r(mm4, mm5); // y3
-
- paddw_r2r(mm2, mm6); // y1
- paddw_r2r(mm4, mm3); // y5
-
- movq_r2m(mm5, *(dataptr+7)); //save y3
-
- movq_r2m(mm6, *(dataptr+3)); //save y1
- psubw_r2r(mm2, mm0); // y7
-
-/************************************************************************************************
- Start of Transpose
-************************************************************************************************/
-
- movq_m2r(*(dataptr+13), mm6); // m23:m22|m21:m20 - third line (line 6)and copy into m2
- movq_r2r(mm7, mm5); // copy first line
-
- punpcklwd_r2r(mm3, mm7); // m11:m01|m10:m00 - interleave first and second lines
- movq_r2r(mm6, mm2); // copy third line
-
- punpcklwd_r2r(mm0, mm6); // m31:m21|m30:m20 - interleave third and fourth lines
- movq_r2r(mm7, mm1); // copy first intermediate result
-
- punpckldq_r2r(mm6, mm7); // m30:m20|m10:m00 - interleave to produce result 1
-
- punpckhdq_r2r(mm6, mm1); // m31:m21|m11:m01 - interleave to produce result 2
-
- movq_r2m(mm7, *(dataptr+9)); // write result 1
- punpckhwd_r2r(mm3, mm5); // m13:m03|m12:m02 - interleave first and second lines
-
- movq_r2m(mm1, *(dataptr+11)); // write result 2
- punpckhwd_r2r(mm0, mm2); // m33:m23|m32:m22 - interleave third and fourth lines
-
- movq_r2r(mm5, mm1); // copy first intermediate result
- punpckldq_r2r(mm2, mm5); // m32:m22|m12:m02 - interleave to produce result 3
-
- movq_m2r(*(dataptr+1), mm0); // m03:m02|m01:m00 - first line, 4x4
- punpckhdq_r2r(mm2, mm1); // m33:m23|m13:m03 - interleave to produce result 4
-
- movq_r2m(mm5, *(dataptr+13)); // write result 3
-
- /****** last 4x4 done */
-
- movq_r2m(mm1, *(dataptr+15)); // write result 4, last 4x4
-
- movq_m2r(*(dataptr+5), mm2); // m23:m22|m21:m20 - third line
- movq_r2r(mm0, mm6); // copy first line
-
- punpcklwd_m2r(*(dataptr+3), mm0); // m11:m01|m10:m00 - interleave first and second lines
- movq_r2r(mm2, mm7); // copy third line
-
- punpcklwd_m2r(*(dataptr+7), mm2); // m31:m21|m30:m20 - interleave third and fourth lines
- movq_r2r(mm0, mm4); // copy first intermediate result
-
-
-
- movq_m2r(*(dataptr+8), mm1); // n03:n02|n01:n00 - first line
- punpckldq_r2r(mm2, mm0); // m30:m20|m10:m00 - interleave to produce first result
-
- movq_m2r(*(dataptr+12), mm3); // n23:n22|n21:n20 - third line
- punpckhdq_r2r(mm2, mm4); // m31:m21|m11:m01 - interleave to produce second result
-
- punpckhwd_m2r(*(dataptr+3), mm6); // m13:m03|m12:m02 - interleave first and second lines
- movq_r2r(mm1, mm2); // copy first line
-
- punpckhwd_m2r(*(dataptr+7), mm7); // m33:m23|m32:m22 - interleave third and fourth lines
- movq_r2r(mm6, mm5); // copy first intermediate result
-
- movq_r2m(mm0, *(dataptr+8)); // write result 1
- punpckhdq_r2r(mm7, mm5); // m33:m23|m13:m03 - produce third result
-
- punpcklwd_m2r(*(dataptr+10), mm1); // n11:n01|n10:n00 - interleave first and second lines
- movq_r2r(mm3, mm0); // copy third line
-
- punpckhwd_m2r(*(dataptr+10), mm2); // n13:n03|n12:n02 - interleave first and second lines
-
- movq_r2m(mm4, *(dataptr+10)); // write result 2 out
- punpckldq_r2r(mm7, mm6); // m32:m22|m12:m02 - produce fourth result
-
- punpcklwd_m2r(*(dataptr+14), mm3); // n33:n23|n32:n22 - interleave third and fourth lines
- movq_r2r(mm1, mm4); // copy second intermediate result
-
- movq_r2m(mm6, *(dataptr+12)); // write result 3 out
- punpckldq_r2r(mm3, mm1); //
-
- punpckhwd_m2r(*(dataptr+14), mm0); // n33:n23|n32:n22 - interleave third and fourth lines
- movq_r2r(mm2, mm6); // copy second intermediate result
-
- movq_r2m(mm5, *(dataptr+14)); // write result 4 out
- punpckhdq_r2r(mm3, mm4); // n31:n21|n11:n01- produce second result
-
- movq_r2m(mm1, *(dataptr+1)); // write result 5 out - (first result for other 4 x 4 block)
- punpckldq_r2r(mm0, mm2); // n32:n22|n12:n02- produce third result
-
- movq_r2m(mm4, *(dataptr+3)); // write result 6 out
- punpckhdq_r2r(mm0, mm6); // n33:n23|n13:n03 - produce fourth result
-
- movq_r2m(mm2, *(dataptr+5)); // write result 7 out
-
- movq_m2r(*dataptr, mm0); // m03:m02|m01:m00 - first line, first 4x4
-
- movq_r2m(mm6, *(dataptr+7)); // write result 8 out
-
-// Do first 4x4 quadrant, which is used in the beginning of the DCT:
-
- movq_m2r(*(dataptr+4), mm7); // m23:m22|m21:m20 - third line
- movq_r2r(mm0, mm2); // copy first line
-
- punpcklwd_m2r(*(dataptr+2), mm0); // m11:m01|m10:m00 - interleave first and second lines
- movq_r2r(mm7, mm4); // copy third line
-
- punpcklwd_m2r(*(dataptr+6), mm7); // m31:m21|m30:m20 - interleave third and fourth lines
- movq_r2r(mm0, mm1); // copy first intermediate result
-
- movq_m2r(*(dataptr+2), mm6); // m13:m12|m11:m10 - second line
- punpckldq_r2r(mm7, mm0); // m30:m20|m10:m00 - interleave to produce result 1
-
- movq_m2r(*(dataptr+6), mm5); // m33:m32|m31:m30 - fourth line
- punpckhdq_r2r(mm7, mm1); // m31:m21|m11:m01 - interleave to produce result 2
-
- movq_r2r(mm0, mm7); // write result 1
- punpckhwd_r2r(mm6, mm2); // m13:m03|