| /* |
| * Copyright (c) 2003, 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 |
| * mlib_ImageConvMxN_Fp - image convolution with edge condition |
| * |
| * SYNOPSIS |
| * mlib_status mlib_ImageConvMxN_Fp(mlib_image *dst, |
| * const mlib_image *src, |
| * const mlib_d64 *kernel, |
| * mlib_s32 m, |
| * mlib_s32 n, |
| * mlib_s32 dm, |
| * mlib_s32 dn, |
| * mlib_s32 cmask, |
| * mlib_edge edge) |
| * |
| * ARGUMENTS |
| * dst Pointer to destination image. |
| * src Pointer to source image. |
| * m Kernel width (m must be not less than 1). |
| * n Kernel height (n must be not less than 1). |
| * dm, dn Position of key element in convolution kernel. |
| * kernel Pointer to convolution kernel. |
| * cmask Channel mask to indicate the channels to be convolved. |
| * Each bit of which represents a channel in the image. The |
| * channels corresponded to 1 bits are those to be processed. |
| * edge Type of edge condition. |
| * |
| * DESCRIPTION |
| * 2-D convolution, MxN kernel. |
| * |
| * The center of the source image is mapped to the center of the |
| * destination image. |
| * The unselected channels are not overwritten. If both src and dst have |
| * just one channel, cmask is ignored. |
| * |
| * The edge condition can be one of the following: |
| * MLIB_EDGE_DST_NO_WRITE (default) |
| * MLIB_EDGE_DST_FILL_ZERO |
| * MLIB_EDGE_DST_COPY_SRC |
| * MLIB_EDGE_SRC_EXTEND |
| * |
| * RESTRICTION |
| * The src and the dst must be the same type and have same number |
| * of channels (1, 2, 3, or 4). |
| * m >= 1, n >= 1, |
| * 0 <= dm < m, 0 <= dn < n. |
| */ |
| |
| #include "mlib_image.h" |
| #include "mlib_ImageCheck.h" |
| #include "mlib_SysMath.h" |
| #include "mlib_ImageConv.h" |
| |
| /***************************************************************/ |
| static void mlib_ImageConvMxNMulAdd_F32(mlib_f32 *dst, |
| const mlib_f32 *src, |
| const mlib_d64 *kernel, |
| mlib_s32 n, |
| mlib_s32 m, |
| mlib_s32 nch, |
| mlib_s32 dnch); |
| |
| static void mlib_ImageConvMxNF322F32_ext(mlib_f32 *dst, |
| const mlib_f32 *src, |
| mlib_s32 n, |
| mlib_s32 nch, |
| mlib_s32 dx_l, |
| mlib_s32 dx_r); |
| |
| static void mlib_ImageConvMxNMulAdd_D64(mlib_d64 *dst, |
| const mlib_d64 *src, |
| const mlib_d64 *kernel, |
| mlib_s32 n, |
| mlib_s32 m, |
| mlib_s32 nch, |
| mlib_s32 dnch); |
| |
| static void mlib_ImageConvMxND642D64_ext(mlib_d64 *dst, |
| const mlib_d64 *src, |
| mlib_s32 n, |
| mlib_s32 nch, |
| mlib_s32 dx_l, |
| mlib_s32 dx_r); |
| |
| /***************************************************************/ |
| #if 0 |
| static void mlib_ImageConvMxNMulAdd2_F32(mlib_f32 *hdst, |
| mlib_f32 *vdst, |
| const mlib_f32 *src, |
| const mlib_d64 *hfilter, |
| const mlib_d64 *vfilter, |
| mlib_s32 n, |
| mlib_s32 m, |
| mlib_s32 nch, |
| mlib_s32 dnch); |
| |
| static void mlib_ImageConvMxNMulAdd2_D64(mlib_d64 *hdst, |
| mlib_d64 *vdst, |
| const mlib_d64 *src, |
| const mlib_d64 *hfilter, |
| const mlib_d64 *vfilter, |
| mlib_s32 n, |
| mlib_s32 m, |
| mlib_s32 nch, |
| mlib_s32 dnch); |
| #endif /* 0 */ |
| |
| /***************************************************************/ |
| mlib_status mlib_ImageConvMxN_Fp(mlib_image *dst, |
| const mlib_image *src, |
| const mlib_d64 *kernel, |
| mlib_s32 m, |
| mlib_s32 n, |
| mlib_s32 dm, |
| mlib_s32 dn, |
| mlib_s32 cmask, |
| mlib_edge edge) |
| { |
| mlib_type type; |
| |
| MLIB_IMAGE_CHECK(dst); |
| type = mlib_ImageGetType(dst); |
| |
| if (type != MLIB_FLOAT && type != MLIB_DOUBLE) |
| return MLIB_FAILURE; |
| |
| return mlib_ImageConvMxN_f(dst, src, kernel, m, n, dm, dn, 0, cmask, edge); |
| } |
| |
| /***************************************************************/ |
| void mlib_ImageConvMxNMulAdd_F32(mlib_f32 *dst, |
| const mlib_f32 *src, |
| const mlib_d64 *kernel, |
| mlib_s32 n, |
| mlib_s32 m, |
| mlib_s32 nch, |
| mlib_s32 dnch) |
| { |
| mlib_f32 *hdst1 = dst + dnch; |
| mlib_s32 i, j; |
| |
| for (j = 0; j < m - 2; j += 3, src += 3 * nch, kernel += 3) { |
| const mlib_f32 *src2 = src + 2 * nch; |
| mlib_f32 hval0 = (mlib_f32) kernel[0]; |
| mlib_f32 hval1 = (mlib_f32) kernel[1]; |
| mlib_f32 hval2 = (mlib_f32) kernel[2]; |
| mlib_f32 val0 = src[0]; |
| mlib_f32 val1 = src[nch]; |
| mlib_f32 hdvl = dst[0]; |
| |
| #ifdef __SUNPRO_C |
| #pragma pipeloop(0) |
| #endif /* __SUNPRO_C */ |
| for (i = 0; i < n; i++) { |
| mlib_f32 hdvl0 = val0 * hval0 + hdvl; |
| mlib_f32 val2 = src2[i * nch]; |
| |
| hdvl = hdst1[i * dnch]; |
| hdvl0 += val1 * hval1; |
| hdvl0 += val2 * hval2; |
| val0 = val1; |
| val1 = val2; |
| |
| dst[i * dnch] = hdvl0; |
| } |
| } |
| |
| if (j < m - 1) { |
| const mlib_f32 *src2 = src + 2 * nch; |
| mlib_f32 hval0 = (mlib_f32) kernel[0]; |
| mlib_f32 hval1 = (mlib_f32) kernel[1]; |
| mlib_f32 val0 = src[0]; |
| mlib_f32 val1 = src[nch]; |
| mlib_f32 hdvl = dst[0]; |
| #ifdef __SUNPRO_C |
| #pragma pipeloop(0) |
| #endif /* __SUNPRO_C */ |
| for (i = 0; i < n; i++) { |
| mlib_f32 hdvl0 = val0 * hval0 + hdvl; |
| mlib_f32 val2 = src2[i * nch]; |
| |
| hdvl = hdst1[i * dnch]; |
| hdvl0 += val1 * hval1; |
| val0 = val1; |
| val1 = val2; |
| |
| dst[i * dnch] = hdvl0; |
| } |
| |
| } |
| else if (j < m) { |
| const mlib_f32 *src2 = src + 2 * nch; |
| mlib_f32 hval0 = (mlib_f32) kernel[0]; |
| mlib_f32 val0 = src[0]; |
| mlib_f32 val1 = src[nch]; |
| mlib_f32 hdvl = dst[0]; |
| |
| #ifdef __SUNPRO_C |
| #pragma pipeloop(0) |
| #endif /* __SUNPRO_C */ |
| for (i = 0; i < n; i++) { |
| mlib_f32 hdvl0 = val0 * hval0 + hdvl; |
| mlib_f32 val2 = src2[i * nch]; |
| |
| hdvl = hdst1[i * dnch]; |
| val0 = val1; |
| val1 = val2; |
| |
| dst[i * dnch] = hdvl0; |
| } |
| } |
| } |
| |
| /***************************************************************/ |
| void mlib_ImageConvMxNF322F32_ext(mlib_f32 *dst, |
| const mlib_f32 *src, |
| mlib_s32 n, |
| mlib_s32 nch, |
| mlib_s32 dx_l, |
| mlib_s32 dx_r) |
| { |
| mlib_s32 i; |
| mlib_f32 val = src[0]; |
| |
| for (i = 0; i < dx_l; i++) |
| dst[i] = val; |
| #ifdef __SUNPRO_C |
| #pragma pipeloop(0) |
| #endif /* __SUNPRO_C */ |
| for (; i < n - dx_r; i++) |
| dst[i] = src[nch * (i - dx_l)]; |
| val = dst[n - dx_r - 1]; |
| for (; i < n; i++) |
| dst[i] = val; |
| } |
| |
| /***************************************************************/ |
| mlib_status mlib_convMxNext_f32(mlib_image *dst, |
| const mlib_image *src, |
| const mlib_d64 *kernel, |
| mlib_s32 m, |
| mlib_s32 n, |
| mlib_s32 dx_l, |
| mlib_s32 dx_r, |
| mlib_s32 dy_t, |
| mlib_s32 dy_b, |
| mlib_s32 cmask) |
| { |
| mlib_d64 dspace[1024], *dsa = dspace; |
| mlib_s32 wid_e = mlib_ImageGetWidth(src); |
| mlib_f32 *fsa; |
| mlib_f32 *da = mlib_ImageGetData(dst); |
| mlib_f32 *sa = mlib_ImageGetData(src); |
| mlib_s32 dlb = mlib_ImageGetStride(dst) >> 2; |
| mlib_s32 slb = mlib_ImageGetStride(src) >> 2; |
| mlib_s32 dw = mlib_ImageGetWidth(dst); |
| mlib_s32 dh = mlib_ImageGetHeight(dst); |
| mlib_s32 nch = mlib_ImageGetChannels(dst); |
| mlib_s32 i, j, j1, k; |
| |
| if (3 * wid_e + m > 1024) { |
| dsa = mlib_malloc((3 * wid_e + m) * sizeof(mlib_d64)); |
| |
| if (dsa == NULL) |
| return MLIB_FAILURE; |
| } |
| |
| fsa = (mlib_f32 *) dsa; |
| |
| for (j = 0; j < dh; j++, da += dlb) { |
| for (k = 0; k < nch; k++) |
| if (cmask & (1 << (nch - 1 - k))) { |
| const mlib_f32 *sa1 = sa + k; |
| mlib_f32 *da1 = da + k; |
| const mlib_d64 *kernel1 = kernel; |
| |
| for (i = 0; i < dw; i++) |
| da1[i * nch] = 0.f; |
| for (j1 = 0; j1 < n; j1++, kernel1 += m) { |
| mlib_ImageConvMxNF322F32_ext(fsa, sa1, dw + m - 1, nch, dx_l, dx_r); |
| mlib_ImageConvMxNMulAdd_F32(da1, fsa, kernel1, dw, m, 1, nch); |
| |
| if ((j + j1 >= dy_t) && (j + j1 < dh + n - dy_b - 2)) |
| sa1 += slb; |
| } |
| } |
| |
| if ((j >= dy_t) && (j < dh + n - dy_b - 2)) |
| sa += slb; |
| } |
| |
| if (dsa != dspace) |
| mlib_free(dsa); |
| return MLIB_SUCCESS; |
| } |
| |
| /***************************************************************/ |
| #if 0 |
| |
| void mlib_ImageConvMxNMulAdd2_F32(mlib_f32 *hdst, |
| mlib_f32 *vdst, |
| const mlib_f32 *src, |
| const mlib_d64 *hfilter, |
| const mlib_d64 *vfilter, |
| mlib_s32 n, |
| mlib_s32 m, |
| mlib_s32 nch, |
| mlib_s32 dnch) |
| { |
| mlib_f32 *hdst1 = hdst + dnch, *vdst1 = vdst + dnch; |
| mlib_s32 i, j; |
| |
| for (j = 0; j < m - 2; j += 3, src += 3 * nch, hfilter += 3, vfilter += 3) { |
| mlib_f32 *src2 = src + 2 * nch; |
| mlib_f32 hval0 = (mlib_f32) hfilter[0]; |
| mlib_f32 vval0 = (mlib_f32) vfilter[0]; |
| mlib_f32 hval1 = (mlib_f32) hfilter[1]; |
| mlib_f32 vval1 = (mlib_f32) vfilter[1]; |
| mlib_f32 hval2 = (mlib_f32) hfilter[2]; |
| mlib_f32 vval2 = (mlib_f32) vfilter[2]; |
| mlib_f32 val0 = src[0]; |
| mlib_f32 val1 = src[nch]; |
| mlib_f32 hdvl = hdst[0]; |
| mlib_f32 vdvl = vdst[0]; |
| |
| #ifdef __SUNPRO_C |
| #pragma pipeloop(0) |
| #endif /* __SUNPRO_C */ |
| for (i = 0; i < n; i++) { |
| mlib_f32 hdvl0 = val0 * hval0 + hdvl; |
| mlib_f32 vdvl0 = val0 * vval0 + vdvl; |
| mlib_f32 val2 = src2[i * nch]; |
| |
| hdvl = hdst1[i * dnch]; |
| vdvl = vdst1[i * dnch]; |
| hdvl0 += val1 * hval1; |
| vdvl0 += val1 * vval1; |
| hdvl0 += val2 * hval2; |
| vdvl0 += val2 * vval2; |
| val0 = val1; |
| val1 = val2; |
| |
| hdst[i * dnch] = hdvl0; |
| vdst[i * dnch] = vdvl0; |
| } |
| } |
| |
| if (j < m - 1) { |
| mlib_f32 *src2 = src + 2 * nch; |
| mlib_f32 hval0 = (mlib_f32) hfilter[0]; |
| mlib_f32 vval0 = (mlib_f32) vfilter[0]; |
| mlib_f32 hval1 = (mlib_f32) hfilter[1]; |
| mlib_f32 vval1 = (mlib_f32) vfilter[1]; |
| mlib_f32 val0 = src[0]; |
| mlib_f32 val1 = src[nch]; |
| mlib_f32 hdvl = hdst[0]; |
| mlib_f32 vdvl = vdst[0]; |
| |
| #ifdef __SUNPRO_C |
| #pragma pipeloop(0) |
| #endif /* __SUNPRO_C */ |
| for (i = 0; i < n; i++) { |
| mlib_f32 hdvl0 = val0 * hval0 + hdvl; |
| mlib_f32 vdvl0 = val0 * vval0 + vdvl; |
| mlib_f32 val2 = src2[i * nch]; |
| |
| hdvl = hdst1[i * dnch]; |
| vdvl = vdst1[i * dnch]; |
| hdvl0 += val1 * hval1; |
| vdvl0 += val1 * vval1; |
| val0 = val1; |
| val1 = val2; |
| |
| hdst[i * dnch] = hdvl0; |
| vdst[i * dnch] = vdvl0; |
| } |
| |
| } |
| else if (j < m) { |
| mlib_f32 *src2 = src + 2 * nch; |
| mlib_f32 hval0 = (mlib_f32) hfilter[0]; |
| mlib_f32 vval0 = (mlib_f32) vfilter[0]; |
| mlib_f32 val0 = src[0]; |
| mlib_f32 val1 = src[nch]; |
| mlib_f32 hdvl = hdst[0]; |
| mlib_f32 vdvl = vdst[0]; |
| |
| #ifdef __SUNPRO_C |
| #pragma pipeloop(0) |
| #endif /* __SUNPRO_C */ |
| for (i = 0; i < n; i++) { |
| mlib_f32 hdvl0 = val0 * hval0 + hdvl; |
| mlib_f32 vdvl0 = val0 * vval0 + vdvl; |
| mlib_f32 val2 = src2[i * nch]; |
| |
| hdvl = hdst1[i * dnch]; |
| vdvl = vdst1[i * dnch]; |
| val0 = val1; |
| val1 = val2; |
| |
| hdst[i * dnch] = hdvl0; |
| vdst[i * dnch] = vdvl0; |
| } |
| } |
| } |
| |
| /***************************************************************/ |
| void mlib_ImageConvMxNMulAdd2_D64(mlib_d64 *hdst, |
| mlib_d64 *vdst, |
| const mlib_d64 *src, |
| const mlib_d64 *hfilter, |
| const mlib_d64 *vfilter, |
| mlib_s32 n, |
| mlib_s32 m, |
| mlib_s32 nch, |
| mlib_s32 dnch) |
| { |
| mlib_d64 *hdst1 = hdst + dnch, *vdst1 = vdst + dnch; |
| mlib_s32 i, j; |
| |
| for (j = 0; j < m - 2; j += 3, src += 3 * nch, hfilter += 3, vfilter += 3) { |
| mlib_d64 *src2 = src + 2 * nch; |
| mlib_d64 hval0 = hfilter[0]; |
| mlib_d64 vval0 = vfilter[0]; |
| mlib_d64 hval1 = hfilter[1]; |
| mlib_d64 vval1 = vfilter[1]; |
| mlib_d64 hval2 = hfilter[2]; |
| mlib_d64 vval2 = vfilter[2]; |
| mlib_d64 val0 = src[0]; |
| mlib_d64 val1 = src[nch]; |
| mlib_d64 hdvl = hdst[0]; |
| mlib_d64 vdvl = vdst[0]; |
| |
| #ifdef __SUNPRO_C |
| #pragma pipeloop(0) |
| #endif /* __SUNPRO_C */ |
| for (i = 0; i < n; i++) { |
| mlib_d64 hdvl0 = val0 * hval0 + hdvl; |
| mlib_d64 vdvl0 = val0 * vval0 + vdvl; |
| mlib_d64 val2 = src2[i * nch]; |
| |
| hdvl = hdst1[i * dnch]; |
| vdvl = vdst1[i * dnch]; |
| hdvl0 += val1 * hval1; |
| vdvl0 += val1 * vval1; |
| hdvl0 += val2 * hval2; |
| vdvl0 += val2 * vval2; |
| val0 = val1; |
| val1 = val2; |
| |
| hdst[i * dnch] = hdvl0; |
| vdst[i * dnch] = vdvl0; |
| } |
| } |
| |
| if (j < m - 1) { |
| mlib_d64 *src2 = src + 2 * nch; |
| mlib_d64 hval0 = hfilter[0]; |
| mlib_d64 vval0 = vfilter[0]; |
| mlib_d64 hval1 = hfilter[1]; |
| mlib_d64 vval1 = vfilter[1]; |
| mlib_d64 val0 = src[0]; |
| mlib_d64 val1 = src[nch]; |
| mlib_d64 hdvl = hdst[0]; |
| mlib_d64 vdvl = vdst[0]; |
| |
| #ifdef __SUNPRO_C |
| #pragma pipeloop(0) |
| #endif /* __SUNPRO_C */ |
| for (i = 0; i < n; i++) { |
| mlib_d64 hdvl0 = val0 * hval0 + hdvl; |
| mlib_d64 vdvl0 = val0 * vval0 + vdvl; |
| mlib_d64 val2 = src2[i * nch]; |
| |
| hdvl = hdst1[i * dnch]; |
| vdvl = vdst1[i * dnch]; |
| hdvl0 += val1 * hval1; |
| vdvl0 += val1 * vval1; |
| val0 = val1; |
| val1 = val2; |
| |
| hdst[i * dnch] = hdvl0; |
| vdst[i * dnch] = vdvl0; |
| } |
| |
| } |
| else if (j < m) { |
| mlib_d64 *src2 = src + 2 * nch; |
| mlib_d64 hval0 = hfilter[0]; |
| mlib_d64 vval0 = vfilter[0]; |
| mlib_d64 val0 = src[0]; |
| mlib_d64 val1 = src[nch]; |
| mlib_d64 hdvl = hdst[0]; |
| mlib_d64 vdvl = vdst[0]; |
| |
| #ifdef __SUNPRO_C |
| #pragma pipeloop(0) |
| #endif /* __SUNPRO_C */ |
| for (i = 0; i < n; i++) { |
| mlib_d64 hdvl0 = val0 * hval0 + hdvl; |
| mlib_d64 vdvl0 = val0 * vval0 + vdvl; |
| mlib_d64 val2 = src2[i * nch]; |
| |
| hdvl = hdst1[i * dnch]; |
| vdvl = vdst1[i * dnch]; |
| val0 = val1; |
| val1 = val2; |
| |
| hdst[i * dnch] = hdvl0; |
| vdst[i * dnch] = vdvl0; |
| } |
| } |
| } |
| |
| #endif /* 0 */ |
| |
| /***************************************************************/ |
| void mlib_ImageConvMxNMulAdd_D64(mlib_d64 *dst, |
| const mlib_d64 *src, |
| const mlib_d64 *kernel, |
| mlib_s32 n, |
| mlib_s32 m, |
| mlib_s32 nch, |
| mlib_s32 dnch) |
| { |
| mlib_d64 *hdst1 = dst + dnch; |
| mlib_s32 i, j; |
| |
| for (j = 0; j < m - 2; j += 3, src += 3 * nch, kernel += 3) { |
| const mlib_d64 *src2 = src + 2 * nch; |
| mlib_d64 hval0 = kernel[0]; |
| mlib_d64 hval1 = kernel[1]; |
| mlib_d64 hval2 = kernel[2]; |
| mlib_d64 val0 = src[0]; |
| mlib_d64 val1 = src[nch]; |
| mlib_d64 hdvl = dst[0]; |
| |
| #ifdef __SUNPRO_C |
| #pragma pipeloop(0) |
| #endif /* __SUNPRO_C */ |
| for (i = 0; i < n; i++) { |
| mlib_d64 hdvl0 = val0 * hval0 + hdvl; |
| mlib_d64 val2 = src2[i * nch]; |
| |
| hdvl = hdst1[i * dnch]; |
| hdvl0 += val1 * hval1; |
| hdvl0 += val2 * hval2; |
| val0 = val1; |
| val1 = val2; |
| |
| dst[i * dnch] = hdvl0; |
| } |
| } |
| |
| if (j < m - 1) { |
| const mlib_d64 *src2 = src + 2 * nch; |
| mlib_d64 hval0 = kernel[0]; |
| mlib_d64 hval1 = kernel[1]; |
| mlib_d64 val0 = src[0]; |
| mlib_d64 val1 = src[nch]; |
| mlib_d64 hdvl = dst[0]; |
| |
| #ifdef __SUNPRO_C |
| #pragma pipeloop(0) |
| #endif /* __SUNPRO_C */ |
| for (i = 0; i < n; i++) { |
| mlib_d64 hdvl0 = val0 * hval0 + hdvl; |
| mlib_d64 val2 = src2[i * nch]; |
| |
| hdvl = hdst1[i * dnch]; |
| hdvl0 += val1 * hval1; |
| val0 = val1; |
| val1 = val2; |
| |
| dst[i * dnch] = hdvl0; |
| } |
| |
| } |
| else if (j < m) { |
| const mlib_d64 *src2 = src + 2 * nch; |
| mlib_d64 hval0 = kernel[0]; |
| mlib_d64 val0 = src[0]; |
| mlib_d64 val1 = src[nch]; |
| mlib_d64 hdvl = dst[0]; |
| |
| #ifdef __SUNPRO_C |
| #pragma pipeloop(0) |
| #endif /* __SUNPRO_C */ |
| for (i = 0; i < n; i++) { |
| mlib_d64 hdvl0 = val0 * hval0 + hdvl; |
| mlib_d64 val2 = src2[i * nch]; |
| |
| hdvl = hdst1[i * dnch]; |
| val0 = val1; |
| val1 = val2; |
| |
| dst[i * dnch] = hdvl0; |
| } |
| } |
| } |
| |
| /***************************************************************/ |
| void mlib_ImageConvMxND642D64_ext(mlib_d64 *dst, |
| const mlib_d64 *src, |
| mlib_s32 n, |
| mlib_s32 nch, |
| mlib_s32 dx_l, |
| mlib_s32 dx_r) |
| { |
| mlib_s32 i; |
| mlib_d64 val = src[0]; |
| |
| for (i = 0; i < dx_l; i++) |
| dst[i] = val; |
| #ifdef __SUNPRO_C |
| #pragma pipeloop(0) |
| #endif /* __SUNPRO_C */ |
| for (; i < n - dx_r; i++) |
| dst[i] = src[nch * (i - dx_l)]; |
| val = dst[n - dx_r - 1]; |
| for (; i < n; i++) |
| dst[i] = val; |
| } |
| |
| /***************************************************************/ |
| mlib_status mlib_convMxNext_d64(mlib_image *dst, |
| const mlib_image *src, |
| const mlib_d64 *kernel, |
| mlib_s32 m, |
| mlib_s32 n, |
| mlib_s32 dx_l, |
| mlib_s32 dx_r, |
| mlib_s32 dy_t, |
| mlib_s32 dy_b, |
| mlib_s32 cmask) |
| { |
| mlib_d64 dspace[1024], *dsa = dspace; |
| mlib_s32 wid_e = mlib_ImageGetWidth(src); |
| mlib_d64 *da = mlib_ImageGetData(dst); |
| mlib_d64 *sa = mlib_ImageGetData(src); |
| mlib_s32 dlb = mlib_ImageGetStride(dst) >> 3; |
| mlib_s32 slb = mlib_ImageGetStride(src) >> 3; |
| mlib_s32 dw = mlib_ImageGetWidth(dst); |
| mlib_s32 dh = mlib_ImageGetHeight(dst); |
| mlib_s32 nch = mlib_ImageGetChannels(dst); |
| mlib_s32 i, j, j1, k; |
| |
| if (3 * wid_e + m > 1024) { |
| dsa = mlib_malloc((3 * wid_e + m) * sizeof(mlib_d64)); |
| |
| if (dsa == NULL) |
| return MLIB_FAILURE; |
| } |
| |
| for (j = 0; j < dh; j++, da += dlb) { |
| for (k = 0; k < nch; k++) |
| if (cmask & (1 << (nch - 1 - k))) { |
| mlib_d64 *sa1 = sa + k; |
| mlib_d64 *da1 = da + k; |
| const mlib_d64 *kernel1 = kernel; |
| |
| for (i = 0; i < dw; i++) |
| da1[i * nch] = 0.; |
| for (j1 = 0; j1 < n; j1++, kernel1 += m) { |
| mlib_ImageConvMxND642D64_ext(dsa, sa1, dw + m - 1, nch, dx_l, dx_r); |
| mlib_ImageConvMxNMulAdd_D64(da1, dsa, kernel1, dw, m, 1, nch); |
| |
| if ((j + j1 >= dy_t) && (j + j1 < dh + n - dy_b - 2)) |
| sa1 += slb; |
| } |
| } |
| |
| if ((j >= dy_t) && (j < dh + n - dy_b - 2)) |
| sa += slb; |
| } |
| |
| if (dsa != dspace) |
| mlib_free(dsa); |
| return MLIB_SUCCESS; |
| } |
| |
| /***************************************************************/ |