| /* |
| * Copyright (c) 2003, 2013, Oracle and/or its affiliates. All rights reserved. |
| * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER. |
| * |
| * This code is free software; you can redistribute it and/or modify it |
| * under the terms of the GNU General Public License version 2 only, as |
| * published by the Free Software Foundation. Oracle designates this |
| * particular file as subject to the "Classpath" exception as provided |
| * by Oracle in the LICENSE file that accompanied this code. |
| * |
| * This code 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 |
| * version 2 for more details (a copy is included in the LICENSE file that |
| * accompanied this code). |
| * |
| * You should have received a copy of the GNU General Public License version |
| * 2 along with this work; if not, write to the Free Software Foundation, |
| * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA. |
| * |
| * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA |
| * or visit www.oracle.com if you need additional information or have any |
| * questions. |
| */ |
| |
| |
| /* |
| * FUNCTION |
| * Internal functions for mlib_ImageConv* on U8/S16/U16 types and |
| * MLIB_EDGE_DST_NO_WRITE mask |
| */ |
| |
| #include "mlib_image.h" |
| #include "mlib_c_ImageConv.h" |
| |
| /* |
| This define switches between functions of different data types |
| */ |
| #define IMG_TYPE 3 |
| |
| /***************************************************************/ |
| #if IMG_TYPE == 1 |
| |
| #define DTYPE mlib_u8 |
| #define CONV_FUNC(KERN) mlib_c_conv##KERN##nw_u8 |
| #define CONV_FUNC_I(KERN) mlib_i_conv##KERN##nw_u8 |
| #define DSCALE (1 << 24) |
| #define FROM_S32(x) (((x) >> 24) ^ 128) |
| #define S64TOS32(x) (x) |
| #define SAT_OFF -(1u << 31) |
| |
| #elif IMG_TYPE == 2 |
| |
| #define DTYPE mlib_s16 |
| #define CONV_FUNC(KERN) mlib_conv##KERN##nw_s16 |
| #define CONV_FUNC_I(KERN) mlib_i_conv##KERN##nw_s16 |
| #define DSCALE 65536.0 |
| #define FROM_S32(x) ((x) >> 16) |
| #define S64TOS32(x) ((x) & 0xffffffff) |
| #define SAT_OFF |
| |
| #elif IMG_TYPE == 3 |
| |
| #define DTYPE mlib_u16 |
| #define CONV_FUNC(KERN) mlib_conv##KERN##nw_u16 |
| #define CONV_FUNC_I(KERN) mlib_i_conv##KERN##nw_u16 |
| #define DSCALE 65536.0 |
| #define FROM_S32(x) (((x) >> 16) ^ 0x8000) |
| #define S64TOS32(x) (x) |
| #define SAT_OFF -(1u << 31) |
| |
| #endif /* IMG_TYPE == 1 */ |
| |
| /***************************************************************/ |
| #define BUFF_SIZE 1600 |
| |
| #define CACHE_SIZE (64*1024) |
| |
| /***************************************************************/ |
| #define FTYPE mlib_d64 |
| |
| #ifndef MLIB_USE_FTOI_CLAMPING |
| |
| #define CLAMP_S32(x) \ |
| (((x) <= MLIB_S32_MIN) ? MLIB_S32_MIN : (((x) >= MLIB_S32_MAX) ? MLIB_S32_MAX : (mlib_s32)(x))) |
| |
| #else |
| |
| #define CLAMP_S32(x) ((mlib_s32)(x)) |
| |
| #endif /* MLIB_USE_FTOI_CLAMPING */ |
| |
| /***************************************************************/ |
| #define D2I(x) CLAMP_S32((x) SAT_OFF) |
| |
| /***************************************************************/ |
| #ifdef _LITTLE_ENDIAN |
| |
| #define STORE2(res0, res1) \ |
| dp[0 ] = res1; \ |
| dp[chan1] = res0 |
| |
| #else |
| |
| #define STORE2(res0, res1) \ |
| dp[0 ] = res0; \ |
| dp[chan1] = res1 |
| |
| #endif /* _LITTLE_ENDIAN */ |
| |
| /***************************************************************/ |
| #ifdef _NO_LONGLONG |
| |
| #define LOAD_BUFF(buff) \ |
| buff[i ] = sp[0]; \ |
| buff[i + 1] = sp[chan1] |
| |
| #else /* _NO_LONGLONG */ |
| |
| #ifdef _LITTLE_ENDIAN |
| |
| #define LOAD_BUFF(buff) \ |
| *(mlib_s64*)(buff + i) = (((mlib_s64)sp[chan1]) << 32) | S64TOS32((mlib_s64)sp[0]) |
| |
| #else /* _LITTLE_ENDIAN */ |
| |
| #define LOAD_BUFF(buff) \ |
| *(mlib_s64*)(buff + i) = (((mlib_s64)sp[0]) << 32) | S64TOS32((mlib_s64)sp[chan1]) |
| |
| #endif /* _LITTLE_ENDIAN */ |
| #endif /* _NO_LONGLONG */ |
| |
| /***************************************************************/ |
| typedef union { |
| mlib_d64 d64; |
| struct { |
| mlib_s32 i0; |
| mlib_s32 i1; |
| } i32s; |
| struct { |
| mlib_s32 f0; |
| mlib_s32 f1; |
| } f32s; |
| } d64_2x32; |
| |
| /***************************************************************/ |
| #define DEF_VARS(type) \ |
| type *adr_src, *sl, *sp = NULL; \ |
| type *adr_dst, *dl, *dp = NULL; \ |
| FTYPE *pbuff = buff; \ |
| mlib_s32 wid, hgt, sll, dll; \ |
| mlib_s32 nchannel, chan1; \ |
| mlib_s32 i, j, c |
| |
| /***************************************************************/ |
| #define GET_SRC_DST_PARAMETERS(type) \ |
| hgt = mlib_ImageGetHeight(src); \ |
| wid = mlib_ImageGetWidth(src); \ |
| nchannel = mlib_ImageGetChannels(src); \ |
| sll = mlib_ImageGetStride(src) / sizeof(type); \ |
| dll = mlib_ImageGetStride(dst) / sizeof(type); \ |
| adr_src = (type *)mlib_ImageGetData(src); \ |
| adr_dst = (type *)mlib_ImageGetData(dst) |
| |
| /***************************************************************/ |
| #ifndef __sparc |
| |
| #if IMG_TYPE == 1 |
| |
| /* Test for the presence of any "1" bit in bits |
| 8 to 31 of val. If present, then val is either |
| negative or >255. If over/underflows of 8 bits |
| are uncommon, then this technique can be a win, |
| since only a single test, rather than two, is |
| necessary to determine if clamping is needed. |
| On the other hand, if over/underflows are common, |
| it adds an extra test. |
| */ |
| #define CLAMP_STORE(dst, val) \ |
| if (val & 0xffffff00) { \ |
| if (val < MLIB_U8_MIN) \ |
| dst = MLIB_U8_MIN; \ |
| else \ |
| dst = MLIB_U8_MAX; \ |
| } else { \ |
| dst = (mlib_u8)val; \ |
| } |
| |
| #elif IMG_TYPE == 2 |
| |
| #define CLAMP_STORE(dst, val) \ |
| if (val >= MLIB_S16_MAX) \ |
| dst = MLIB_S16_MAX; \ |
| else if (val <= MLIB_S16_MIN) \ |
| dst = MLIB_S16_MIN; \ |
| else \ |
| dst = (mlib_s16)val |
| |
| #elif IMG_TYPE == 3 |
| |
| #define CLAMP_STORE(dst, val) \ |
| if (val >= MLIB_U16_MAX) \ |
| dst = MLIB_U16_MAX; \ |
| else if (val <= MLIB_U16_MIN) \ |
| dst = MLIB_U16_MIN; \ |
| else \ |
| dst = (mlib_u16)val |
| |
| #endif /* IMG_TYPE == 1 */ |
| #endif /* __sparc */ |
| |
| /***************************************************************/ |
| #define MAX_KER 7 |
| #define MAX_N 15 |
| |
| static mlib_status mlib_ImageConv1xN(mlib_image *dst, |
| const mlib_image *src, |
| const mlib_d64 *k, |
| mlib_s32 n, |
| mlib_s32 dn, |
| mlib_s32 cmask) |
| { |
| FTYPE buff[BUFF_SIZE]; |
| mlib_s32 off, kh; |
| mlib_s32 d0, d1; |
| const FTYPE *pk; |
| FTYPE k0, k1, k2, k3; |
| FTYPE p0, p1, p2, p3, p4; |
| DEF_VARS(DTYPE); |
| DTYPE *sl_c, *dl_c, *sl0; |
| mlib_s32 l, hsize, max_hsize; |
| GET_SRC_DST_PARAMETERS(DTYPE); |
| |
| hgt -= (n - 1); |
| adr_dst += dn*dll; |
| |
| max_hsize = (CACHE_SIZE/sizeof(DTYPE))/sll; |
| |
| if (!max_hsize) max_hsize = 1; |
| |
| if (max_hsize > BUFF_SIZE) { |
| pbuff = mlib_malloc(sizeof(FTYPE)*max_hsize); |
| } |
| |
| chan1 = nchannel; |
| |
| sl_c = adr_src; |
| dl_c = adr_dst; |
| |
| for (l = 0; l < hgt; l += hsize) { |
| hsize = hgt - l; |
| |
| if (hsize > max_hsize) hsize = max_hsize; |
| |
| for (c = 0; c < nchannel; c++) { |
| if (!(cmask & (1 << (chan1 - 1 - c)))) continue; |
| |
| sl = sl_c + c; |
| dl = dl_c + c; |
| |
| #ifdef __SUNPRO_C |
| #pragma pipeloop(0) |
| #endif /* __SUNPRO_C */ |
| for (j = 0; j < hsize; j++) pbuff[j] = 0.0; |
| |
| for (i = 0; i < wid; i++) { |
| sl0 = sl; |
| |
| for (off = 0; off < (n - 4); off += 4) { |
| pk = k + off; |
| sp = sl0; |
| |
| k0 = pk[0]; k1 = pk[1]; k2 = pk[2]; k3 = pk[3]; |
| p2 = sp[0]; p3 = sp[sll]; p4 = sp[2*sll]; |
| sp += 3*sll; |
| |
| #ifdef __SUNPRO_C |
| #pragma pipeloop(0) |
| #endif /* __SUNPRO_C */ |
| for (j = 0; j < hsize; j += 2) { |
| p0 = p2; p1 = p3; p2 = p4; |
| p3 = sp[0]; |
| p4 = sp[sll]; |
| |
| pbuff[j ] += p0*k0 + p1*k1 + p2*k2 + p3*k3; |
| pbuff[j + 1] += p1*k0 + p2*k1 + p3*k2 + p4*k3; |
| |
| sp += 2*sll; |
| } |
| |
| sl0 += 4*sll; |
| } |
| |
| pk = k + off; |
| sp = sl0; |
| |
| k0 = pk[0]; k1 = pk[1]; k2 = pk[2]; k3 = pk[3]; |
| p2 = sp[0]; p3 = sp[sll]; p4 = sp[2*sll]; |
| |
| dp = dl; |
| kh = n - off; |
| |
| if (kh == 4) { |
| sp += 3*sll; |
| |
| #ifdef __SUNPRO_C |
| #pragma pipeloop(0) |
| #endif /* __SUNPRO_C */ |
| for (j = 0; j <= (hsize - 2); j += 2) { |
| p0 = p2; p1 = p3; p2 = p4; |
| p3 = sp[0]; |
| p4 = sp[sll]; |
| |
| d0 = D2I(p0*k0 + p1*k1 + p2*k2 + p3*k3 + pbuff[j]); |
| d1 = D2I(p1*k0 + p2*k1 + p3*k2 + p4*k3 + pbuff[j + 1]); |
| |
| dp[0 ] = FROM_S32(d0); |
| dp[dll] = FROM_S32(d1); |
| |
| pbuff[j] = 0; |
| pbuff[j + 1] = 0; |
| |
| sp += 2*sll; |
| dp += 2*dll; |
| } |
| |
| if (j < hsize) { |
| p0 = p2; p1 = p3; p2 = p4; |
| p3 = sp[0]; |
| |
| d0 = D2I(p0*k0 + p1*k1 + p2*k2 + p3*k3 + pbuff[j]); |
| |
| pbuff[j] = 0; |
| |
| dp[0] = FROM_S32(d0); |
| } |
| |
| } else if (kh == 3) { |
| sp += 2*sll; |
| |
| #ifdef __SUNPRO_C |
| #pragma pipeloop(0) |
| #endif /* __SUNPRO_C */ |
| for (j = 0; j <= (hsize - 2); j += 2) { |
| p0 = p2; p1 = p3; |
| p2 = sp[0]; |
| p3 = sp[sll]; |
| |
| d0 = D2I(p0*k0 + p1*k1 + p2*k2 + pbuff[j]); |
| d1 = D2I(p1*k0 + p2*k1 + p3*k2 + pbuff[j + 1]); |
| |
| dp[0 ] = FROM_S32(d0); |
| dp[dll] = FROM_S32(d1); |
| |
| pbuff[j] = 0; |
| pbuff[j + 1] = 0; |
| |
| sp += 2*sll; |
| dp += 2*dll; |
| } |
| |
| if (j < hsize) { |
| p0 = p2; p1 = p3; |
| p2 = sp[0]; |
| |
| d0 = D2I(p0*k0 + p1*k1 + p2*k2 + pbuff[j]); |
| |
| pbuff[j] = 0; |
| |
| dp[0] = FROM_S32(d0); |
| } |
| |
| } else if (kh == 2) { |
| sp += sll; |
| |
| #ifdef __SUNPRO_C |
| #pragma pipeloop(0) |
| #endif /* __SUNPRO_C */ |
| for (j = 0; j <= (hsize - 2); j += 2) { |
| p0 = p2; |
| p1 = sp[0]; |
| p2 = sp[sll]; |
| |
| d0 = D2I(p0*k0 + p1*k1 + pbuff[j]); |
| d1 = D2I(p1*k0 + p2*k1 + pbuff[j + 1]); |
| |
| dp[0 ] = FROM_S32(d0); |
| dp[dll] = FROM_S32(d1); |
| |
| pbuff[j] = 0; |
| pbuff[j + 1] = 0; |
| |
| sp += 2*sll; |
| dp += 2*dll; |
| } |
| |
| if (j < hsize) { |
| p0 = p2; |
| p1 = sp[0]; |
| |
| d0 = D2I(p0*k0 + p1*k1 + pbuff[j]); |
| |
| pbuff[j] = 0; |
| |
| dp[0] = FROM_S32(d0); |
| } |
| |
| } else /* if (kh == 1) */ { |
| #ifdef __SUNPRO_C |
| #pragma pipeloop(0) |
| #endif /* __SUNPRO_C */ |
| for (j = 0; j < hsize; j++) { |
| p0 = sp[0]; |
| |
| d0 = D2I(p0*k0 + pbuff[j]); |
| |
| dp[0] = FROM_S32(d0); |
| |
| pbuff[j] = 0; |
| |
| sp += sll; |
| dp += dll; |
| } |
| } |
| |
| sl += chan1; |
| dl += chan1; |
| } |
| } |
| |
| sl_c += max_hsize*sll; |
| dl_c += max_hsize*dll; |
| } |
| |
| if (pbuff != buff) mlib_free(pbuff); |
| |
| return MLIB_SUCCESS; |
| } |
| |
| /***************************************************************/ |
| mlib_status CONV_FUNC(MxN)(mlib_image *dst, |
| const mlib_image *src, |
| const mlib_s32 *kernel, |
| mlib_s32 m, |
| mlib_s32 n, |
| mlib_s32 dm, |
| mlib_s32 dn, |
| mlib_s32 scale, |
| mlib_s32 cmask) |
| { |
| FTYPE buff[BUFF_SIZE], *buffs_arr[2*(MAX_N + 1)]; |
| FTYPE **buffs = buffs_arr, *buffd; |
| FTYPE akernel[256], *k = akernel, fscale = DSCALE; |
| mlib_s32 mn, l, off, kw, bsize, buff_ind; |
| mlib_s32 d0, d1; |
| FTYPE k0, k1, k2, k3, k4, k5, k6; |
| FTYPE p0, p1, p2, p3, p4, p5, p6, p7; |
| d64_2x32 dd; |
| DEF_VARS(DTYPE); |
| mlib_s32 chan2; |
| mlib_s32 *buffo, *buffi; |
| mlib_status status = MLIB_SUCCESS; |
| |
| GET_SRC_DST_PARAMETERS(DTYPE); |
| |
| if (scale > 30) { |
| fscale *= 1.0/(1 << 30); |
| scale -= 30; |
| } |
| |
| fscale /= (1 << scale); |
| |
| mn = m*n; |
| |
| if (mn > 256) { |
| k = mlib_malloc(mn*sizeof(mlib_d64)); |
| |
| if (k == NULL) return MLIB_FAILURE; |
| } |
| |
| for (i = 0; i < mn; i++) { |
| k[i] = kernel[i]*fscale; |
| } |
| |
| if (m == 1) { |
| status = mlib_ImageConv1xN(dst, src, k, n, dn, cmask); |
| FREE_AND_RETURN_STATUS; |
| } |
| |
| bsize = (n + 3)*wid; |
| |
| if ((bsize > BUFF_SIZE) || (n > MAX_N)) { |
| pbuff = mlib_malloc(sizeof(FTYPE)*bsize + sizeof(FTYPE *)*2*(n + 1)); |
| |
| if (pbuff == NULL) { |
| status = MLIB_FAILURE; |
| FREE_AND_RETURN_STATUS; |
| } |
| buffs = (FTYPE **)(pbuff + bsize); |
| } |
| |
| for (l = 0; l < (n + 1); l++) buffs[l] = pbuff + l*wid; |
| for (l = 0; l < (n + 1); l++) buffs[l + (n + 1)] = buffs[l]; |
| buffd = buffs[n] + wid; |
| buffo = (mlib_s32*)(buffd + wid); |
| buffi = buffo + (wid &~ 1); |
| |
| chan1 = nchannel; |
| chan2 = chan1 + chan1; |
| |
| wid -= (m - 1); |
| hgt -= (n - 1); |
| adr_dst += dn*dll + dm*nchannel; |
| |
| for (c = 0; c < nchannel; c++) { |
| if (!(cmask & (1 << (chan1 - 1 - c)))) continue; |
| |
| sl = adr_src + c; |
| dl = adr_dst + c; |
| |
| for (l = 0; l < n; l++) { |
| FTYPE *buff = buffs[l]; |
| |
| #ifdef __SUNPRO_C |
| #pragma pipeloop(0) |
| #endif /* __SUNPRO_C */ |
| for (i = 0; i < wid + (m - 1); i++) { |
| buff[i] = (FTYPE)sl[i*chan1]; |
| } |
| |
| sl += sll; |
| } |
| |
| buff_ind = 0; |
| |
| #ifdef __SUNPRO_C |
| #pragma pipeloop(0) |
| #endif /* __SUNPRO_C */ |
| for (i = 0; i < wid; i++) buffd[i] = 0.0; |
| |
| for (j = 0; j < hgt; j++) { |
| FTYPE **buffc = buffs + buff_ind; |
| FTYPE *buffn = buffc[n]; |
| FTYPE *pk = k; |
| |
| for (l = 0; l < n; l++) { |
| FTYPE *buff_l = buffc[l]; |
| |
| for (off = 0; off < m;) { |
| FTYPE *buff = buff_l + off; |
| |
| kw = m - off; |
| |
| if (kw > 2*MAX_KER) kw = MAX_KER; else |
| if (kw > MAX_KER) kw = kw/2; |
| off += kw; |
| |
| sp = sl; |
| dp = dl; |
| |
| p2 = buff[0]; p3 = buff[1]; p4 = buff[2]; |
| p5 = buff[3]; p6 = buff[4]; p7 = buff[5]; |
| |
| k0 = pk[0]; k1 = pk[1]; k2 = pk[2]; k3 = pk[3]; |
| k4 = pk[4]; k5 = pk[5]; k6 = pk[6]; |
| pk += kw; |
| |
| if (kw == 7) { |
| |
| if (l < (n - 1) || off < m) { |
| #ifdef __SUNPRO_C |
| #pragma pipeloop(0) |
| #endif /* __SUNPRO_C */ |
| for (i = 0; i <= (wid - 2); i += 2) { |
| p0 = p2; p1 = p3; p2 = p4; p3 = p5; p4 = p6; p5 = p7; |
| |
| p6 = buff[i + 6]; p7 = buff[i + 7]; |
| |
| buffd[i ] += p0*k0 + p1*k1 + p2*k2 + p3*k3 + p4*k4 + p5*k5 + p6*k6; |
| buffd[i + 1] += p1*k0 + p2*k1 + p3*k2 + p4*k3 + p5*k4 + p6*k5 + p7*k6; |
| } |
| |
| } else { |
| #ifdef __SUNPRO_C |
| #pragma pipeloop(0) |
| #endif /* __SUNPRO_C */ |
| for (i = 0; i <= (wid - 2); i += 2) { |
| p0 = p2; p1 = p3; p2 = p4; p3 = p5; p4 = p6; p5 = p7; |
| |
| p6 = buff[i + 6]; p7 = buff[i + 7]; |
| |
| LOAD_BUFF(buffi); |
| |
| dd.d64 = *(FTYPE *)(buffi + i); |
| buffn[i ] = (FTYPE)dd.i32s.i0; |
| buffn[i + 1] = (FTYPE)dd.i32s.i1; |
| |
| d0 = D2I(p0*k0 + p1*k1 + p2*k2 + p3*k3 + p4*k4 + p5*k5 + p6*k6 + buffd[i ]); |
| d1 = D2I(p1*k0 + p2*k1 + p3*k2 + p4*k3 + p5*k4 + p6*k5 + p7*k6 + buffd[i + 1]); |
| |
| dp[0 ] = FROM_S32(d0); |
| dp[chan1] = FROM_S32(d1); |
| |
| buffd[i ] = 0.0; |
| buffd[i + 1] = 0.0; |
| |
| sp += chan2; |
| dp += chan2; |
| } |
| } |
| |
| } else if (kw == 6) { |
| |
| if (l < (n - 1) || off < m) { |
| #ifdef __SUNPRO_C |
| #pragma pipeloop(0) |
| #endif /* __SUNPRO_C */ |
| for (i = 0; i <= (wid - 2); i += 2) { |
| p0 = p2; p1 = p3; p2 = p4; p3 = p5; p4 = p6; |
| |
| p5 = buff[i + 5]; p6 = buff[i + 6]; |
| |
| buffd[i ] += p0*k0 + p1*k1 + p2*k2 + p3*k3 + p4*k4 + p5*k5; |
| buffd[i + 1] += p1*k0 + p2*k1 + p3*k2 + p4*k3 + p5*k4 + p6*k5; |
| } |
| |
| } else { |
| #ifdef __SUNPRO_C |
| #pragma pipeloop(0) |
| #endif /* __SUNPRO_C */ |
| for (i = 0; i <= (wid - 2); i += 2) { |
| p0 = p2; p1 = p3; p2 = p4; p3 = p5; p4 = p6; |
| |
| p5 = buff[i + 5]; p6 = buff[i + 6]; |
| |
| buffn[i ] = (FTYPE)sp[0]; |
| buffn[i + 1] = (FTYPE)sp[chan1]; |
| |
| d0 = D2I(p0*k0 + p1*k1 + p2*k2 + p3*k3 + p4*k4 + p5*k5 + buffd[i ]); |
| d1 = D2I(p1*k0 + p2*k1 + p3*k2 + p4*k3 + p5*k4 + p6*k5 + buffd[i + 1]); |
| |
| dp[0 ] = FROM_S32(d0); |
| dp[chan1] = FROM_S32(d1); |
| |
| buffd[i ] = 0.0; |
| buffd[i + 1] = 0.0; |
| |
| sp += chan2; |
| dp += chan2; |
| } |
| } |
| |
| } else if (kw == 5) { |
| |
| if (l < (n - 1) || off < m) { |
| #ifdef __SUNPRO_C |
| #pragma pipeloop(0) |
| #endif /* __SUNPRO_C */ |
| for (i = 0; i <= (wid - 2); i += 2) { |
| p0 = p2; p1 = p3; p2 = p4; p3 = p5; |
| |
| p4 = buff[i + 4]; p5 = buff[i + 5]; |
| |
| buffd[i ] += p0*k0 + p1*k1 + p2*k2 + p3*k3 + p4*k4; |
| buffd[i + 1] += p1*k0 + p2*k1 + p3*k2 + p4*k3 + p5*k4; |
| } |
| |
| } else { |
| #ifdef __SUNPRO_C |
| #pragma pipeloop(0) |
| #endif /* __SUNPRO_C */ |
| for (i = 0; i <= (wid - 2); i += 2) { |
| p0 = p2; p1 = p3; p2 = p4; p3 = p5; |
| |
| p4 = buff[i + 4]; p5 = buff[i + 5]; |
| |
| buffn[i ] = (FTYPE)sp[0]; |
| buffn[i + 1] = (FTYPE)sp[chan1]; |
| |
| d0 = D2I(p0*k0 + p1*k1 + p2*k2 + p3*k3 + p4*k4 + buffd[i ]); |
| d1 = D2I(p1*k0 + p2*k1 + p3*k2 + p4*k3 + p5*k4 + buffd[i + 1]); |
| |
| dp[0 ] = FROM_S32(d0); |
| dp[chan1] = FROM_S32(d1); |
| |
| buffd[i ] = 0.0; |
| buffd[i + 1] = 0.0; |
| |
| sp += chan2; |
| dp += chan2; |
| } |
| } |
| |
| } else if (kw == 4) { |
| |
| if (l < (n - 1) || off < m) { |
| #ifdef __SUNPRO_C |
| #pragma pipeloop(0) |
| #endif /* __SUNPRO_C */ |
| for (i = 0; i <= (wid - 2); i += 2) { |
| p0 = p2; p1 = p3; p2 = p4; |
| |
| p3 = buff[i + 3]; p4 = buff[i + 4]; |
| |
| buffd[i ] += p0*k0 + p1*k1 + p2*k2 + p3*k3; |
| buffd[i + 1] += p1*k0 + p2*k1 + p3*k2 + p4*k3; |
| } |
| |
| } else { |
| #ifdef __SUNPRO_C |
| #pragma pipeloop(0) |
| #endif /* __SUNPRO_C */ |
| for (i = 0; i <= (wid - 2); i += 2) { |
| p0 = p2; p1 = p3; p2 = p4; |
| |
| p3 = buff[i + 3]; p4 = buff[i + 4]; |
| |
| buffn[i ] = (FTYPE)sp[0]; |
| buffn[i + 1] = (FTYPE)sp[chan1]; |
| |
| d0 = D2I(p0*k0 + p1*k1 + p2*k2 + p3*k3 + buffd[i ]); |
| d1 = D2I(p1*k0 + p2*k1 + p3*k2 + p4*k3 + buffd[i + 1]); |
| |
| dp[0 ] = FROM_S32(d0); |
| dp[chan1] = FROM_S32(d1); |
| |
| buffd[i ] = 0.0; |
| buffd[i + 1] = 0.0; |
| |
| sp += chan2; |
| dp += chan2; |
| } |
| } |
| |
| } else if (kw == 3) { |
| |
| if (l < (n - 1) || off < m) { |
| #ifdef __SUNPRO_C |
| #pragma pipeloop(0) |
| #endif /* __SUNPRO_C */ |
| for (i = 0; i <= (wid - 2); i += 2) { |
| p0 = p2; p1 = p3; |
| |
| p2 = buff[i + 2]; p3 = buff[i + 3]; |
| |
| buffd[i ] += p0*k0 + p1*k1 + p2*k2; |
| buffd[i + 1] += p1*k0 + p2*k1 + p3*k2; |
| } |
| |
| } else { |
| #ifdef __SUNPRO_C |
| #pragma pipeloop(0) |
| #endif /* __SUNPRO_C */ |
| for (i = 0; i <= (wid - 2); i += 2) { |
| p0 = p2; p1 = p3; |
| |
| p2 = buff[i + 2]; p3 = buff[i + 3]; |
| |
| buffn[i ] = (FTYPE)sp[0]; |
| buffn[i + 1] = (FTYPE)sp[chan1]; |
| |
| d0 = D2I(p0*k0 + p1*k1 + p2*k2 + buffd[i ]); |
| d1 = D2I(p1*k0 + p2*k1 + p3*k2 + buffd[i + 1]); |
| |
| dp[0 ] = FROM_S32(d0); |
| dp[chan1] = FROM_S32(d1); |
| |
| buffd[i ] = 0.0; |
| buffd[i + 1] = 0.0; |
| |
| sp += chan2; |
| dp += chan2; |
| } |
| } |
| |
| } else /*if (kw == 2)*/ { |
| |
| if (l < (n - 1) || off < m) { |
| #ifdef __SUNPRO_C |
| #pragma pipeloop(0) |
| #endif /* __SUNPRO_C */ |
| for (i = 0; i <= (wid - 2); i += 2) { |
| p0 = p2; |
| |
| p1 = buff[i + 1]; p2 = buff[i + 2]; |
| |
| buffd[i ] += p0*k0 + p1*k1; |
| buffd[i + 1] += p1*k0 + p2*k1; |
| } |
| |
| } else { |
| #ifdef __SUNPRO_C |
| #pragma pipeloop(0) |
| #endif /* __SUNPRO_C */ |
| for (i = 0; i <= (wid - 2); i += 2) { |
| p0 = p2; |
| |
| p1 = buff[i + 1]; p2 = buff[i + 2]; |
| |
| buffn[i ] = (FTYPE)sp[0]; |
| buffn[i + 1] = (FTYPE)sp[chan1]; |
| |
| d0 = D2I(p0*k0 + p1*k1 + buffd[i ]); |
| d1 = D2I(p1*k0 + p2*k1 + buffd[i + 1]); |
| |
| dp[0 ] = FROM_S32(d0); |
| dp[chan1] = FROM_S32(d1); |
| |
| buffd[i ] = 0.0; |
| buffd[i + 1] = 0.0; |
| |
| sp += chan2; |
| dp += chan2; |
| } |
| } |
| } |
| } |
| } |
| |
| /* last pixels */ |
| for (; i < wid; i++) { |
| FTYPE *pk = k, s = 0; |
| mlib_s32 x, d0; |
| |
| for (l = 0; l < n; l++) { |
| FTYPE *buff = buffc[l] + i; |
| |
| for (x = 0; x < m; x++) s += buff[x] * (*pk++); |
| } |
| |
| d0 = D2I(s); |
| dp[0] = FROM_S32(d0); |
| |
| buffn[i] = (FTYPE)sp[0]; |
| |
| sp += chan1; |
| dp += chan1; |
| } |
| |
| for (l = 0; l < (m - 1); l++) buffn[wid + l] = sp[l*chan1]; |
| |
| /* next line */ |
| sl += sll; |
| dl += dll; |
| |
| buff_ind++; |
| |
| if (buff_ind >= n + 1) buff_ind = 0; |
| } |
| } |
| |
| FREE_AND_RETURN_STATUS; |
| } |
| |
| /***************************************************************/ |
| #ifndef __sparc /* for x86, using integer multiplies is faster */ |
| |
| #define STORE_RES(res, x) \ |
| x >>= shift2; \ |
| CLAMP_STORE(res, x) |
| |
| mlib_status CONV_FUNC_I(MxN)(mlib_image *dst, |
| const mlib_image *src, |
| const mlib_s32 *kernel, |
| mlib_s32 m, |
| mlib_s32 n, |
| mlib_s32 dm, |
| mlib_s32 dn, |
| mlib_s32 scale, |
| mlib_s32 cmask) |
| { |
| mlib_s32 buff[BUFF_SIZE], *buffd = buff; |
| mlib_s32 l, off, kw; |
| mlib_s32 d0, d1, shift1, shift2; |
| mlib_s32 k0, k1, k2, k3, k4, k5, k6; |
| mlib_s32 p0, p1, p2, p3, p4, p5, p6, p7; |
| DTYPE *adr_src, *sl, *sp = NULL; |
| DTYPE *adr_dst, *dl, *dp = NULL; |
| mlib_s32 wid, hgt, sll, dll; |
| mlib_s32 nchannel, chan1; |
| mlib_s32 i, j, c; |
| mlib_s32 chan2; |
| mlib_s32 k_locl[MAX_N*MAX_N], *k = k_locl; |
| GET_SRC_DST_PARAMETERS(DTYPE); |
| |
| #if IMG_TYPE != 1 |
| shift1 = 16; |
| #else |
| shift1 = 8; |
| #endif /* IMG_TYPE != 1 */ |
| shift2 = scale - shift1; |
| |
| chan1 = nchannel; |
| chan2 = chan1 + chan1; |
| |
| wid -= (m - 1); |
| hgt -= (n - 1); |
| adr_dst += dn*dll + dm*nchannel; |
| |
| if (wid > BUFF_SIZE) { |
| buffd = mlib_malloc(sizeof(mlib_s32)*wid); |
| |
| if (buffd == NULL) return MLIB_FAILURE; |
| } |
| |
| if (m*n > MAX_N*MAX_N) { |
| k = mlib_malloc(sizeof(mlib_s32)*(m*n)); |
| |
| if (k == NULL) { |
| if (buffd != buff) mlib_free(buffd); |
| return MLIB_FAILURE; |
| } |
| } |
| |
| for (i = 0; i < m*n; i++) { |
| k[i] = kernel[i] >> shift1; |
| } |
| |
| for (c = 0; c < nchannel; c++) { |
| if (!(cmask & (1 << (nchannel - 1 - c)))) continue; |
| |
| sl = adr_src + c; |
| dl = adr_dst + c; |
| |
| #ifdef __SUNPRO_C |
| #pragma pipeloop(0) |
| #endif /* __SUNPRO_C */ |
| for (i = 0; i < wid; i++) buffd[i] = 0; |
| |
| for (j = 0; j < hgt; j++) { |
| mlib_s32 *pk = k; |
| |
| for (l = 0; l < n; l++) { |
| DTYPE *sp0 = sl + l*sll; |
| |
| for (off = 0; off < m;) { |
| sp = sp0 + off*chan1; |
| dp = dl; |
| |
| kw = m - off; |
| |
| if (kw > 2*MAX_KER) kw = MAX_KER; else |
| if (kw > MAX_KER) kw = kw/2; |
| off += kw; |
| |
| p2 = sp[0]; p3 = sp[chan1]; p4 = sp[chan2]; |
| p5 = sp[chan2 + chan1]; p6 = sp[chan2 + chan2]; p7 = sp[5*chan1]; |
| |
| k0 = pk[0]; k1 = pk[1]; k2 = pk[2]; k3 = pk[3]; |
| k4 = pk[4]; k5 = pk[5]; k6 = pk[6]; |
| pk += kw; |
| |
| sp += (kw - 1)*chan1; |
| |
| if (kw == 7) { |
| |
| if (l < (n - 1) || off < m) { |
| #ifdef __SUNPRO_C |
| #pragma pipeloop(0) |
| #endif /* __SUNPRO_C */ |
| for (i = 0; i <= (wid - 2); i += 2) { |
| p0 = p2; p1 = p3; p2 = p4; p3 = p5; p4 = p6; p5 = p7; |
| p6 = sp[0]; |
| p7 = sp[chan1]; |
| |
| buffd[i ] += p0*k0 + p1*k1 + p2*k2 + p3*k3 + p4*k4 + p5*k5 + p6*k6; |
| buffd[i + 1] += p1*k0 + p2*k1 + p3*k2 + p4*k3 + p5*k4 + p6*k5 + p7*k6; |
| |
| sp += chan2; |
| } |
| |
| } else { |
| #ifdef __SUNPRO_C |
| #pragma pipeloop(0) |
| #endif /* __SUNPRO_C */ |
| for (i = 0; i <= (wid - 2); i += 2) { |
| p0 = p2; p1 = p3; p2 = p4; p3 = p5; p4 = p6; p5 = p7; |
| p6 = sp[0]; |
| p7 = sp[chan1]; |
| |
| d0 = (p0*k0 + p1*k1 + p2*k2 + p3*k3 + p4*k4 + p5*k5 + p6*k6 + buffd[i ]); |
| d1 = (p1*k0 + p2*k1 + p3*k2 + p4*k3 + p5*k4 + p6*k5 + p7*k6 + buffd[i + 1]); |
| |
| STORE_RES(dp[0 ], d0); |
| STORE_RES(dp[chan1], d1); |
| |
| buffd[i ] = 0; |
| buffd[i + 1] = 0; |
| |
| sp += chan2; |
| dp += chan2; |
| } |
| } |
| |
| } else if (kw == 6) { |
| |
| if (l < (n - 1) || off < m) { |
| #ifdef __SUNPRO_C |
| #pragma pipeloop(0) |
| #endif /* __SUNPRO_C */ |
| for (i = 0; i <= (wid - 2); i += 2) { |
| p0 = p2; p1 = p3; p2 = p4; p3 = p5; p4 = p6; |
| p5 = sp[0]; |
| p6 = sp[chan1]; |
| |
| buffd[i ] += p0*k0 + p1*k1 + p2*k2 + p3*k3 + p4*k4 + p5*k5; |
| buffd[i + 1] += p1*k0 + p2*k1 + p3*k2 + p4*k3 + p5*k4 + p6*k5; |
| |
| sp += chan2; |
| } |
| |
| } else { |
| #ifdef __SUNPRO_C |
| #pragma pipeloop(0) |
| #endif /* __SUNPRO_C */ |
| for (i = 0; i <= (wid - 2); i += 2) { |
| p0 = p2; p1 = p3; p2 = p4; p3 = p5; p4 = p6; |
| p5 = sp[0]; |
| p6 = sp[chan1]; |
| |
| d0 = (p0*k0 + p1*k1 + p2*k2 + p3*k3 + p4*k4 + p5*k5 + buffd[i ]); |
| d1 = (p1*k0 + p2*k1 + p3*k2 + p4*k3 + p5*k4 + p6*k5 + buffd[i + 1]); |
| |
| STORE_RES(dp[0 ], d0); |
| STORE_RES(dp[chan1], d1); |
| |
| buffd[i ] = 0; |
| buffd[i + 1] = 0; |
| |
| sp += chan2; |
| dp += chan2; |
| } |
| } |
| |
| } else if (kw == 5) { |
| |
| if (l < (n - 1) || off < m) { |
| #ifdef __SUNPRO_C |
| #pragma pipeloop(0) |
| #endif /* __SUNPRO_C */ |
| for (i = 0; i <= (wid - 2); i += 2) { |
| p0 = p2; p1 = p3; p2 = p4; p3 = p5; |
| p4 = sp[0]; |
| p5 = sp[chan1]; |
| |
| buffd[i ] += p0*k0 + p1*k1 + p2*k2 + p3*k3 + p4*k4; |
| buffd[i + 1] += p1*k0 + p2*k1 + p3*k2 + p4*k3 + p5*k4; |
| |
| sp += chan2; |
| } |
| |
| } else { |
| #ifdef __SUNPRO_C |
| #pragma pipeloop(0) |
| #endif /* __SUNPRO_C */ |
| for (i = 0; i <= (wid - 2); i += 2) { |
| p0 = p2; p1 = p3; p2 = p4; p3 = p5; |
| p4 = sp[0]; |
| p5 = sp[chan1]; |
| |
| d0 = (p0*k0 + p1*k1 + p2*k2 + p3*k3 + p4*k4 + buffd[i ]); |
| d1 = (p1*k0 + p2*k1 + p3*k2 + p4*k3 + p5*k4 + buffd[i + 1]); |
| |
| STORE_RES(dp[0 ], d0); |
| STORE_RES(dp[chan1], d1); |
| |
| buffd[i ] = 0; |
| buffd[i + 1] = 0; |
| |
| sp += chan2; |
| dp += chan2; |
| } |
| } |
| |
| } else if (kw == 4) { |
| |
| if (l < (n - 1) || off < m) { |
| #ifdef __SUNPRO_C |
| #pragma pipeloop(0) |
| #endif /* __SUNPRO_C */ |
| for (i = 0; i <= (wid - 2); i += 2) { |
| p0 = p2; p1 = p3; p2 = p4; |
| p3 = sp[0]; |
| p4 = sp[chan1]; |
| |
| buffd[i ] += p0*k0 + p1*k1 + p2*k2 + p3*k3; |
| buffd[i + 1] += p1*k0 + p2*k1 + p3*k2 + p4*k3; |
| |
| sp += chan2; |
| } |
| |
| } else { |
| #ifdef __SUNPRO_C |
| #pragma pipeloop(0) |
| #endif /* __SUNPRO_C */ |
| for (i = 0; i <= (wid - 2); i += 2) { |
| p0 = p2; p1 = p3; p2 = p4; |
| p3 = sp[0]; |
| p4 = sp[chan1]; |
| |
| d0 = (p0*k0 + p1*k1 + p2*k2 + p3*k3 + buffd[i ]); |
| d1 = (p1*k0 + p2*k1 + p3*k2 + p4*k3 + buffd[i + 1]); |
| |
| STORE_RES(dp[0 ], d0); |
| STORE_RES(dp[chan1], d1); |
| |
| buffd[i ] = 0; |
| buffd[i + 1] = 0; |
| |
| sp += chan2; |
| dp += chan2; |
| } |
| } |
| |
| } else if (kw == 3) { |
| |
| if (l < (n - 1) || off < m) { |
| #ifdef __SUNPRO_C |
| #pragma pipeloop(0) |
| #endif /* __SUNPRO_C */ |
| for (i = 0; i <= (wid - 2); i += 2) { |
| p0 = p2; p1 = p3; |
| p2 = sp[0]; |
| p3 = sp[chan1]; |
| |
| buffd[i ] += p0*k0 + p1*k1 + p2*k2; |
| buffd[i + 1] += p1*k0 + p2*k1 + p3*k2; |
| |
| sp += chan2; |
| } |
| |
| } else { |
| #ifdef __SUNPRO_C |
| #pragma pipeloop(0) |
| #endif /* __SUNPRO_C */ |
| for (i = 0; i <= (wid - 2); i += 2) { |
| p0 = p2; p1 = p3; |
| p2 = sp[0]; |
| p3 = sp[chan1]; |
| |
| d0 = (p0*k0 + p1*k1 + p2*k2 + buffd[i ]); |
| d1 = (p1*k0 + p2*k1 + p3*k2 + buffd[i + 1]); |
| |
| STORE_RES(dp[0 ], d0); |
| STORE_RES(dp[chan1], d1); |
| |
| buffd[i ] = 0; |
| buffd[i + 1] = 0; |
| |
| sp += chan2; |
| dp += chan2; |
| } |
| } |
| |
| } else if (kw == 2) { |
| |
| if (l < (n - 1) || off < m) { |
| #ifdef __SUNPRO_C |
| #pragma pipeloop(0) |
| #endif /* __SUNPRO_C */ |
| for (i = 0; i <= (wid - 2); i += 2) { |
| p0 = p2; |
| p1 = sp[0]; |
| p2 = sp[chan1]; |
| |
| buffd[i ] += p0*k0 + p1*k1; |
| buffd[i + 1] += p1*k0 + p2*k1; |
| |
| sp += chan2; |
| } |
| |
| } else { |
| #ifdef __SUNPRO_C |
| #pragma pipeloop(0) |
| #endif /* __SUNPRO_C */ |
| for (i = 0; i <= (wid - 2); i += 2) { |
| p0 = p2; |
| p1 = sp[0]; |
| p2 = sp[chan1]; |
| |
| d0 = (p0*k0 + p1*k1 + buffd[i ]); |
| d1 = (p1*k0 + p2*k1 + buffd[i + 1]); |
| |
| STORE_RES(dp[0 ], d0); |
| STORE_RES(dp[chan1], d1); |
| |
| buffd[i ] = 0; |
| buffd[i + 1] = 0; |
| |
| sp += chan2; |
| dp += chan2; |
| } |
| } |
| |
| } else /*if (kw == 1)*/ { |
| |
| if (l < (n - 1) || off < m) { |
| #ifdef __SUNPRO_C |
| #pragma pipeloop(0) |
| #endif /* __SUNPRO_C */ |
| for (i = 0; i <= (wid - 2); i += 2) { |
| p0 = sp[0]; |
| p1 = sp[chan1]; |
| |
| buffd[i ] += p0*k0; |
| buffd[i + 1] += p1*k0; |
| |
| sp += chan2; |
| } |
| |
| } else { |
| #ifdef __SUNPRO_C |
| #pragma pipeloop(0) |
| #endif /* __SUNPRO_C */ |
| for (i = 0; i <= (wid - 2); i += 2) { |
| p0 = sp[0]; |
| p1 = sp[chan1]; |
| |
| d0 = (p0*k0 + buffd[i ]); |
| d1 = (p1*k0 + buffd[i + 1]); |
| |
| STORE_RES(dp[0 ], d0); |
| STORE_RES(dp[chan1], d1); |
| |
| buffd[i ] = 0; |
| buffd[i + 1] = 0; |
| |
| sp += chan2; |
| dp += chan2; |
| } |
| } |
| } |
| } |
| } |
| |
| /* last pixels */ |
| for (; i < wid; i++) { |
| mlib_s32 *pk = k, s = 0; |
| mlib_s32 x; |
| |
| for (l = 0; l < n; l++) { |
| sp = sl + l*sll + i*chan1; |
| |
| for (x = 0; x < m; x++) { |
| s += sp[0] * pk[0]; |
| sp += chan1; |
| pk ++; |
| } |
| } |
| |
| STORE_RES(dp[0], s); |
| |
| sp += chan1; |
| dp += chan1; |
| } |
| |
| sl += sll; |
| dl += dll; |
| } |
| } |
| |
| if (buffd != buff) mlib_free(buffd); |
| if (k != k_locl) mlib_free(k); |
| |
| return MLIB_SUCCESS; |
| } |
| |
| /***************************************************************/ |
| #endif /* __sparc ( for x86, using integer multiplies is faster ) */ |
| |
| /***************************************************************/ |
