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/*
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* Copyright (c) 2003, Oracle and/or its affiliates. All rights reserved.
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* DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
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*
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* This code is free software; you can redistribute it and/or modify it
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* under the terms of the GNU General Public License version 2 only, as
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* published by the Free Software Foundation. Oracle designates this
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* particular file as subject to the "Classpath" exception as provided
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* by Oracle in the LICENSE file that accompanied this code.
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*
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* This code is distributed in the hope that it will be useful, but WITHOUT
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* ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
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* FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
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* version 2 for more details (a copy is included in the LICENSE file that
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* accompanied this code).
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*
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* You should have received a copy of the GNU General Public License version
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* 2 along with this work; if not, write to the Free Software Foundation,
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* Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
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*
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* Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
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* or visit www.oracle.com if you need additional information or have any
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* questions.
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*/
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/*
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* FUNCTION
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* Image affine transformation with Bicubic filtering
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* SYNOPSIS
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* mlib_status mlib_ImageAffine_[u8|s16|u16]_?ch_bc(mlib_s32 *leftEdges,
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* mlib_s32 *rightEdges,
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* mlib_s32 *xStarts,
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* mlib_s32 *yStarts,
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* mlib_s32 *sides,
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* mlib_u8 *dstData,
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* mlib_u8 **lineAddr,
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* mlib_s32 dstYStride,
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* mlib_s32 is_affine,
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* mlib_s32 srcYStride,
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* mlib_filter filter)
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*
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* ARGUMENTS
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* leftEdges array[dstHeight] of xLeft coordinates
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* RightEdges array[dstHeight] of xRight coordinates
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* xStarts array[dstHeight] of xStart * 65536 coordinates
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* yStarts array[dstHeight] of yStart * 65536 coordinates
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* sides output array[4]. sides[0] is yStart, sides[1] is yFinish,
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* sides[2] is dx * 65536, sides[3] is dy * 65536
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* dstData pointer to the first pixel on (yStart - 1) line
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* lineAddr array[srcHeight] of pointers to the first pixel on
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* the corresponding lines
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* dstYStride stride of destination image
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* is_affine indicator (Affine - GridWarp)
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* srcYStride stride of source image
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* filter type of resampling filter
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*
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* DESCRIPTION
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* The functions step along the lines from xLeft to xRight and apply
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* the bicubic filtering.
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*
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*/
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#include "mlib_ImageAffine.h"
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#define DTYPE mlib_s16
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#define FILTER_BITS 9
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#define FUN_NAME(CHAN) mlib_ImageAffine_s16_##CHAN##_bc
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/***************************************************************/
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#ifdef __sparc /* for SPARC, using floating-point multiplies is faster */
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#undef FILTER_ELEM_BITS
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#define FILTER_ELEM_BITS 4
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#ifdef MLIB_USE_FTOI_CLAMPING
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#define SAT16(DST) \
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DST = ((mlib_s32)val0) >> 16
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#else
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#define SAT16(DST) \
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if (val0 >= MLIB_S32_MAX) \
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DST = MLIB_S16_MAX; \
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else if (val0 <= MLIB_S32_MIN) \
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DST = MLIB_S16_MIN; \
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else \
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DST = ((mlib_s32)val0) >> 16
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#endif /* MLIB_USE_FTOI_CLAMPING */
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mlib_status FUN_NAME(1ch)(mlib_affine_param *param)
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{
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DECLAREVAR_BC();
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DTYPE *dstLineEnd;
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const mlib_f32 *mlib_filters_table;
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if (filter == MLIB_BICUBIC) {
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mlib_filters_table = mlib_filters_s16f_bc;
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}
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else {
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mlib_filters_table = mlib_filters_s16f_bc2;
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}
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for (j = yStart; j <= yFinish; j++) {
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mlib_d64 xf0, xf1, xf2, xf3;
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mlib_d64 yf0, yf1, yf2, yf3;
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mlib_d64 c0, c1, c2, c3, val0;
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mlib_s32 filterpos;
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mlib_f32 *fptr;
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mlib_s32 s0, s1, s2, s3;
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mlib_s32 s4, s5, s6, s7;
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CLIP(1);
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dstLineEnd = (DTYPE *) dstData + xRight;
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filterpos = (X >> FILTER_SHIFT) & FILTER_MASK;
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fptr = (mlib_f32 *) ((mlib_u8 *) mlib_filters_table + filterpos);
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xf0 = fptr[0];
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xf1 = fptr[1];
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xf2 = fptr[2];
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xf3 = fptr[3];
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filterpos = (Y >> FILTER_SHIFT) & FILTER_MASK;
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fptr = (mlib_f32 *) ((mlib_u8 *) mlib_filters_table + filterpos);
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yf0 = fptr[0];
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yf1 = fptr[1];
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yf2 = fptr[2];
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yf3 = fptr[3];
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xSrc = (X >> MLIB_SHIFT) - 1;
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ySrc = (Y >> MLIB_SHIFT) - 1;
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srcPixelPtr = ((DTYPE **) lineAddr)[ySrc] + xSrc;
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s0 = srcPixelPtr[0];
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s1 = srcPixelPtr[1];
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s2 = srcPixelPtr[2];
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s3 = srcPixelPtr[3];
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srcPixelPtr = (DTYPE *) ((mlib_addr) srcPixelPtr + srcYStride);
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s4 = srcPixelPtr[0];
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s5 = srcPixelPtr[1];
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s6 = srcPixelPtr[2];
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s7 = srcPixelPtr[3];
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for (; dstPixelPtr <= (dstLineEnd - 1); dstPixelPtr++) {
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X += dX;
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Y += dY;
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c0 = (s0 * xf0 + s1 * xf1 + s2 * xf2 + s3 * xf3);
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c1 = (s4 * xf0 + s5 * xf1 + s6 * xf2 + s7 * xf3);
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srcPixelPtr = (DTYPE *) ((mlib_addr) srcPixelPtr + srcYStride);
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c2 = (srcPixelPtr[0] * xf0 + srcPixelPtr[1] * xf1 +
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srcPixelPtr[2] * xf2 + srcPixelPtr[3] * xf3);
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srcPixelPtr = (DTYPE *) ((mlib_addr) srcPixelPtr + srcYStride);
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c3 = (srcPixelPtr[0] * xf0 + srcPixelPtr[1] * xf1 +
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srcPixelPtr[2] * xf2 + srcPixelPtr[3] * xf3);
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filterpos = (X >> FILTER_SHIFT) & FILTER_MASK;
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fptr = (mlib_f32 *) ((mlib_u8 *) mlib_filters_table + filterpos);
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xf0 = fptr[0];
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xf1 = fptr[1];
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xf2 = fptr[2];
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xf3 = fptr[3];
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val0 = (c0 * yf0 + c1 * yf1 + c2 * yf2 + c3 * yf3);
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filterpos = (Y >> FILTER_SHIFT) & FILTER_MASK;
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fptr = (mlib_f32 *) ((mlib_u8 *) mlib_filters_table + filterpos);
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yf0 = fptr[0];
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yf1 = fptr[1];
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yf2 = fptr[2];
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yf3 = fptr[3];
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SAT16(dstPixelPtr[0]);
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xSrc = (X >> MLIB_SHIFT) - 1;
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ySrc = (Y >> MLIB_SHIFT) - 1;
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srcPixelPtr = ((DTYPE **) lineAddr)[ySrc] + xSrc;
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s0 = srcPixelPtr[0];
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s1 = srcPixelPtr[1];
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s2 = srcPixelPtr[2];
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s3 = srcPixelPtr[3];
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srcPixelPtr = (DTYPE *) ((mlib_addr) srcPixelPtr + srcYStride);
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s4 = srcPixelPtr[0];
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s5 = srcPixelPtr[1];
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s6 = srcPixelPtr[2];
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s7 = srcPixelPtr[3];
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}
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c0 = (s0 * xf0 + s1 * xf1 + s2 * xf2 + s3 * xf3);
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c1 = (s4 * xf0 + s5 * xf1 + s6 * xf2 + s7 * xf3);
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srcPixelPtr = (DTYPE *) ((mlib_addr) srcPixelPtr + srcYStride);
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c2 = (srcPixelPtr[0] * xf0 + srcPixelPtr[1] * xf1 +
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srcPixelPtr[2] * xf2 + srcPixelPtr[3] * xf3);
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srcPixelPtr = (DTYPE *) ((mlib_addr) srcPixelPtr + srcYStride);
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c3 = (srcPixelPtr[0] * xf0 + srcPixelPtr[1] * xf1 +
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srcPixelPtr[2] * xf2 + srcPixelPtr[3] * xf3);
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val0 = (c0 * yf0 + c1 * yf1 + c2 * yf2 + c3 * yf3);
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SAT16(dstPixelPtr[0]);
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}
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return MLIB_SUCCESS;
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}
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mlib_status FUN_NAME(2ch)(mlib_affine_param *param)
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{
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DECLAREVAR_BC();
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DTYPE *dstLineEnd;
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const mlib_f32 *mlib_filters_table;
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if (filter == MLIB_BICUBIC) {
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mlib_filters_table = mlib_filters_s16f_bc;
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}
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else {
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mlib_filters_table = mlib_filters_s16f_bc2;
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}
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for (j = yStart; j <= yFinish; j++) {
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mlib_d64 xf0, xf1, xf2, xf3;
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mlib_d64 yf0, yf1, yf2, yf3;
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mlib_d64 c0, c1, c2, c3, val0;
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mlib_s32 filterpos, k;
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mlib_f32 *fptr;
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mlib_s32 s0, s1, s2, s3;
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mlib_s32 s4, s5, s6, s7;
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CLIP(2);
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dstLineEnd = (DTYPE *) dstData + 2 * xRight;
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for (k = 0; k < 2; k++) {
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mlib_s32 X1 = X;
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mlib_s32 Y1 = Y;
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DTYPE *dPtr = dstPixelPtr + k;
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filterpos = (X1 >> FILTER_SHIFT) & FILTER_MASK;
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fptr = (mlib_f32 *) ((mlib_u8 *) mlib_filters_table + filterpos);
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xf0 = fptr[0];
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xf1 = fptr[1];
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xf2 = fptr[2];
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xf3 = fptr[3];
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filterpos = (Y1 >> FILTER_SHIFT) & FILTER_MASK;
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fptr = (mlib_f32 *) ((mlib_u8 *) mlib_filters_table + filterpos);
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yf0 = fptr[0];
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yf1 = fptr[1];
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yf2 = fptr[2];
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yf3 = fptr[3];
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xSrc = (X1 >> MLIB_SHIFT) - 1;
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ySrc = (Y1 >> MLIB_SHIFT) - 1;
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srcPixelPtr = ((DTYPE **) lineAddr)[ySrc] + 2 * xSrc + k;
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s0 = srcPixelPtr[0];
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s1 = srcPixelPtr[2];
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s2 = srcPixelPtr[4];
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s3 = srcPixelPtr[6];
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srcPixelPtr = (DTYPE *) ((mlib_addr) srcPixelPtr + srcYStride);
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s4 = srcPixelPtr[0];
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s5 = srcPixelPtr[2];
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s6 = srcPixelPtr[4];
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s7 = srcPixelPtr[6];
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275 |
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for (; dPtr <= (dstLineEnd - 1); dPtr += 2) {
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277 |
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X1 += dX;
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Y1 += dY;
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c0 = (s0 * xf0 + s1 * xf1 + s2 * xf2 + s3 * xf3);
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c1 = (s4 * xf0 + s5 * xf1 + s6 * xf2 + s7 * xf3);
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srcPixelPtr = (DTYPE *) ((mlib_addr) srcPixelPtr + srcYStride);
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c2 = (srcPixelPtr[0] * xf0 + srcPixelPtr[2] * xf1 +
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srcPixelPtr[4] * xf2 + srcPixelPtr[6] * xf3);
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srcPixelPtr = (DTYPE *) ((mlib_addr) srcPixelPtr + srcYStride);
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c3 = (srcPixelPtr[0] * xf0 + srcPixelPtr[2] * xf1 +
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srcPixelPtr[4] * xf2 + srcPixelPtr[6] * xf3);
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filterpos = (X1 >> FILTER_SHIFT) & FILTER_MASK;
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fptr = (mlib_f32 *) ((mlib_u8 *) mlib_filters_table + filterpos);
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292 |
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xf0 = fptr[0];
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xf1 = fptr[1];
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xf2 = fptr[2];
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xf3 = fptr[3];
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val0 = (c0 * yf0 + c1 * yf1 + c2 * yf2 + c3 * yf3);
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filterpos = (Y1 >> FILTER_SHIFT) & FILTER_MASK;
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fptr = (mlib_f32 *) ((mlib_u8 *) mlib_filters_table + filterpos);
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302 |
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yf0 = fptr[0];
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yf1 = fptr[1];
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yf2 = fptr[2];
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yf3 = fptr[3];
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307 |
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SAT16(dPtr[0]);
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xSrc = (X1 >> MLIB_SHIFT) - 1;
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311 |
ySrc = (Y1 >> MLIB_SHIFT) - 1;
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312 |
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313 |
srcPixelPtr = ((DTYPE **) lineAddr)[ySrc] + 2 * xSrc + k;
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314 |
s0 = srcPixelPtr[0];
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315 |
s1 = srcPixelPtr[2];
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316 |
s2 = srcPixelPtr[4];
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317 |
s3 = srcPixelPtr[6];
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318 |
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319 |
srcPixelPtr = (DTYPE *) ((mlib_addr) srcPixelPtr + srcYStride);
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320 |
s4 = srcPixelPtr[0];
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321 |
s5 = srcPixelPtr[2];
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322 |
s6 = srcPixelPtr[4];
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323 |
s7 = srcPixelPtr[6];
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|
|
324 |
}
|
|
|
325 |
|
|
|
326 |
c0 = (s0 * xf0 + s1 * xf1 + s2 * xf2 + s3 * xf3);
|
|
|
327 |
c1 = (s4 * xf0 + s5 * xf1 + s6 * xf2 + s7 * xf3);
|
|
|
328 |
srcPixelPtr = (DTYPE *) ((mlib_addr) srcPixelPtr + srcYStride);
|
|
|
329 |
c2 = (srcPixelPtr[0] * xf0 + srcPixelPtr[2] * xf1 +
|
|
|
330 |
srcPixelPtr[4] * xf2 + srcPixelPtr[6] * xf3);
|
|
|
331 |
srcPixelPtr = (DTYPE *) ((mlib_addr) srcPixelPtr + srcYStride);
|
|
|
332 |
c3 = (srcPixelPtr[0] * xf0 + srcPixelPtr[2] * xf1 +
|
|
|
333 |
srcPixelPtr[4] * xf2 + srcPixelPtr[6] * xf3);
|
|
|
334 |
|
|
|
335 |
val0 = (c0 * yf0 + c1 * yf1 + c2 * yf2 + c3 * yf3);
|
|
|
336 |
SAT16(dPtr[0]);
|
|
|
337 |
}
|
|
|
338 |
}
|
|
|
339 |
|
|
|
340 |
return MLIB_SUCCESS;
|
|
|
341 |
}
|
|
|
342 |
|
|
|
343 |
mlib_status FUN_NAME(3ch)(mlib_affine_param *param)
|
|
|
344 |
{
|
|
|
345 |
DECLAREVAR_BC();
|
|
|
346 |
DTYPE *dstLineEnd;
|
|
|
347 |
const mlib_f32 *mlib_filters_table;
|
|
|
348 |
|
|
|
349 |
if (filter == MLIB_BICUBIC) {
|
|
|
350 |
mlib_filters_table = mlib_filters_s16f_bc;
|
|
|
351 |
}
|
|
|
352 |
else {
|
|
|
353 |
mlib_filters_table = mlib_filters_s16f_bc2;
|
|
|
354 |
}
|
|
|
355 |
|
|
|
356 |
for (j = yStart; j <= yFinish; j++) {
|
|
|
357 |
mlib_d64 xf0, xf1, xf2, xf3;
|
|
|
358 |
mlib_d64 yf0, yf1, yf2, yf3;
|
|
|
359 |
mlib_d64 c0, c1, c2, c3, val0;
|
|
|
360 |
mlib_s32 filterpos, k;
|
|
|
361 |
mlib_f32 *fptr;
|
|
|
362 |
mlib_s32 s0, s1, s2, s3;
|
|
|
363 |
mlib_s32 s4, s5, s6, s7;
|
|
|
364 |
|
|
|
365 |
CLIP(3);
|
|
|
366 |
dstLineEnd = (DTYPE *) dstData + 3 * xRight;
|
|
|
367 |
|
|
|
368 |
for (k = 0; k < 3; k++) {
|
|
|
369 |
mlib_s32 X1 = X;
|
|
|
370 |
mlib_s32 Y1 = Y;
|
|
|
371 |
DTYPE *dPtr = dstPixelPtr + k;
|
|
|
372 |
|
|
|
373 |
filterpos = (X1 >> FILTER_SHIFT) & FILTER_MASK;
|
|
|
374 |
fptr = (mlib_f32 *) ((mlib_u8 *) mlib_filters_table + filterpos);
|
|
|
375 |
|
|
|
376 |
xf0 = fptr[0];
|
|
|
377 |
xf1 = fptr[1];
|
|
|
378 |
xf2 = fptr[2];
|
|
|
379 |
xf3 = fptr[3];
|
|
|
380 |
|
|
|
381 |
filterpos = (Y1 >> FILTER_SHIFT) & FILTER_MASK;
|
|
|
382 |
fptr = (mlib_f32 *) ((mlib_u8 *) mlib_filters_table + filterpos);
|
|
|
383 |
|
|
|
384 |
yf0 = fptr[0];
|
|
|
385 |
yf1 = fptr[1];
|
|
|
386 |
yf2 = fptr[2];
|
|
|
387 |
yf3 = fptr[3];
|
|
|
388 |
|
|
|
389 |
xSrc = (X1 >> MLIB_SHIFT) - 1;
|
|
|
390 |
ySrc = (Y1 >> MLIB_SHIFT) - 1;
|
|
|
391 |
|
|
|
392 |
srcPixelPtr = ((DTYPE **) lineAddr)[ySrc] + 3 * xSrc + k;
|
|
|
393 |
s0 = srcPixelPtr[0];
|
|
|
394 |
s1 = srcPixelPtr[3];
|
|
|
395 |
s2 = srcPixelPtr[6];
|
|
|
396 |
s3 = srcPixelPtr[9];
|
|
|
397 |
|
|
|
398 |
srcPixelPtr = (DTYPE *) ((mlib_addr) srcPixelPtr + srcYStride);
|
|
|
399 |
s4 = srcPixelPtr[0];
|
|
|
400 |
s5 = srcPixelPtr[3];
|
|
|
401 |
s6 = srcPixelPtr[6];
|
|
|
402 |
s7 = srcPixelPtr[9];
|
|
|
403 |
|
|
|
404 |
for (; dPtr <= (dstLineEnd - 1); dPtr += 3) {
|
|
|
405 |
|
|
|
406 |
X1 += dX;
|
|
|
407 |
Y1 += dY;
|
|
|
408 |
|
|
|
409 |
c0 = (s0 * xf0 + s1 * xf1 + s2 * xf2 + s3 * xf3);
|
|
|
410 |
c1 = (s4 * xf0 + s5 * xf1 + s6 * xf2 + s7 * xf3);
|
|
|
411 |
srcPixelPtr = (DTYPE *) ((mlib_addr) srcPixelPtr + srcYStride);
|
|
|
412 |
c2 = (srcPixelPtr[0] * xf0 + srcPixelPtr[3] * xf1 +
|
|
|
413 |
srcPixelPtr[6] * xf2 + srcPixelPtr[9] * xf3);
|
|
|
414 |
srcPixelPtr = (DTYPE *) ((mlib_addr) srcPixelPtr + srcYStride);
|
|
|
415 |
c3 = (srcPixelPtr[0] * xf0 + srcPixelPtr[3] * xf1 +
|
|
|
416 |
srcPixelPtr[6] * xf2 + srcPixelPtr[9] * xf3);
|
|
|
417 |
|
|
|
418 |
filterpos = (X1 >> FILTER_SHIFT) & FILTER_MASK;
|
|
|
419 |
fptr = (mlib_f32 *) ((mlib_u8 *) mlib_filters_table + filterpos);
|
|
|
420 |
|
|
|
421 |
xf0 = fptr[0];
|
|
|
422 |
xf1 = fptr[1];
|
|
|
423 |
xf2 = fptr[2];
|
|
|
424 |
xf3 = fptr[3];
|
|
|
425 |
|
|
|
426 |
val0 = (c0 * yf0 + c1 * yf1 + c2 * yf2 + c3 * yf3);
|
|
|
427 |
|
|
|
428 |
filterpos = (Y1 >> FILTER_SHIFT) & FILTER_MASK;
|
|
|
429 |
fptr = (mlib_f32 *) ((mlib_u8 *) mlib_filters_table + filterpos);
|
|
|
430 |
|
|
|
431 |
yf0 = fptr[0];
|
|
|
432 |
yf1 = fptr[1];
|
|
|
433 |
yf2 = fptr[2];
|
|
|
434 |
yf3 = fptr[3];
|
|
|
435 |
|
|
|
436 |
SAT16(dPtr[0]);
|
|
|
437 |
|
|
|
438 |
xSrc = (X1 >> MLIB_SHIFT) - 1;
|
|
|
439 |
ySrc = (Y1 >> MLIB_SHIFT) - 1;
|
|
|
440 |
|
|
|
441 |
srcPixelPtr = ((DTYPE **) lineAddr)[ySrc] + 3 * xSrc + k;
|
|
|
442 |
s0 = srcPixelPtr[0];
|
|
|
443 |
s1 = srcPixelPtr[3];
|
|
|
444 |
s2 = srcPixelPtr[6];
|
|
|
445 |
s3 = srcPixelPtr[9];
|
|
|
446 |
|
|
|
447 |
srcPixelPtr = (DTYPE *) ((mlib_addr) srcPixelPtr + srcYStride);
|
|
|
448 |
s4 = srcPixelPtr[0];
|
|
|
449 |
s5 = srcPixelPtr[3];
|
|
|
450 |
s6 = srcPixelPtr[6];
|
|
|
451 |
s7 = srcPixelPtr[9];
|
|
|
452 |
}
|
|
|
453 |
|
|
|
454 |
c0 = (s0 * xf0 + s1 * xf1 + s2 * xf2 + s3 * xf3);
|
|
|
455 |
c1 = (s4 * xf0 + s5 * xf1 + s6 * xf2 + s7 * xf3);
|
|
|
456 |
srcPixelPtr = (DTYPE *) ((mlib_addr) srcPixelPtr + srcYStride);
|
|
|
457 |
c2 = (srcPixelPtr[0] * xf0 + srcPixelPtr[3] * xf1 +
|
|
|
458 |
srcPixelPtr[6] * xf2 + srcPixelPtr[9] * xf3);
|
|
|
459 |
srcPixelPtr = (DTYPE *) ((mlib_addr) srcPixelPtr + srcYStride);
|
|
|
460 |
c3 = (srcPixelPtr[0] * xf0 + srcPixelPtr[3] * xf1 +
|
|
|
461 |
srcPixelPtr[6] * xf2 + srcPixelPtr[9] * xf3);
|
|
|
462 |
|
|
|
463 |
val0 = (c0 * yf0 + c1 * yf1 + c2 * yf2 + c3 * yf3);
|
|
|
464 |
SAT16(dPtr[0]);
|
|
|
465 |
}
|
|
|
466 |
}
|
|
|
467 |
|
|
|
468 |
return MLIB_SUCCESS;
|
|
|
469 |
}
|
|
|
470 |
|
|
|
471 |
mlib_status FUN_NAME(4ch)(mlib_affine_param *param)
|
|
|
472 |
{
|
|
|
473 |
DECLAREVAR_BC();
|
|
|
474 |
DTYPE *dstLineEnd;
|
|
|
475 |
const mlib_f32 *mlib_filters_table;
|
|
|
476 |
|
|
|
477 |
if (filter == MLIB_BICUBIC) {
|
|
|
478 |
mlib_filters_table = mlib_filters_s16f_bc;
|
|
|
479 |
}
|
|
|
480 |
else {
|
|
|
481 |
mlib_filters_table = mlib_filters_s16f_bc2;
|
|
|
482 |
}
|
|
|
483 |
|
|
|
484 |
for (j = yStart; j <= yFinish; j++) {
|
|
|
485 |
mlib_d64 xf0, xf1, xf2, xf3;
|
|
|
486 |
mlib_d64 yf0, yf1, yf2, yf3;
|
|
|
487 |
mlib_d64 c0, c1, c2, c3, val0;
|
|
|
488 |
mlib_s32 filterpos, k;
|
|
|
489 |
mlib_f32 *fptr;
|
|
|
490 |
mlib_s32 s0, s1, s2, s3;
|
|
|
491 |
mlib_s32 s4, s5, s6, s7;
|
|
|
492 |
|
|
|
493 |
CLIP(4);
|
|
|
494 |
dstLineEnd = (DTYPE *) dstData + 4 * xRight;
|
|
|
495 |
|
|
|
496 |
for (k = 0; k < 4; k++) {
|
|
|
497 |
mlib_s32 X1 = X;
|
|
|
498 |
mlib_s32 Y1 = Y;
|
|
|
499 |
DTYPE *dPtr = dstPixelPtr + k;
|
|
|
500 |
|
|
|
501 |
filterpos = (X1 >> FILTER_SHIFT) & FILTER_MASK;
|
|
|
502 |
fptr = (mlib_f32 *) ((mlib_u8 *) mlib_filters_table + filterpos);
|
|
|
503 |
|
|
|
504 |
xf0 = fptr[0];
|
|
|
505 |
xf1 = fptr[1];
|
|
|
506 |
xf2 = fptr[2];
|
|
|
507 |
xf3 = fptr[3];
|
|
|
508 |
|
|
|
509 |
filterpos = (Y1 >> FILTER_SHIFT) & FILTER_MASK;
|
|
|
510 |
fptr = (mlib_f32 *) ((mlib_u8 *) mlib_filters_table + filterpos);
|
|
|
511 |
|
|
|
512 |
yf0 = fptr[0];
|
|
|
513 |
yf1 = fptr[1];
|
|
|
514 |
yf2 = fptr[2];
|
|
|
515 |
yf3 = fptr[3];
|
|
|
516 |
|
|
|
517 |
xSrc = (X1 >> MLIB_SHIFT) - 1;
|
|
|
518 |
ySrc = (Y1 >> MLIB_SHIFT) - 1;
|
|
|
519 |
|
|
|
520 |
srcPixelPtr = ((DTYPE **) lineAddr)[ySrc] + 4 * xSrc + k;
|
|
|
521 |
s0 = srcPixelPtr[0];
|
|
|
522 |
s1 = srcPixelPtr[4];
|
|
|
523 |
s2 = srcPixelPtr[8];
|
|
|
524 |
s3 = srcPixelPtr[12];
|
|
|
525 |
|
|
|
526 |
srcPixelPtr = (DTYPE *) ((mlib_addr) srcPixelPtr + srcYStride);
|
|
|
527 |
s4 = srcPixelPtr[0];
|
|
|
528 |
s5 = srcPixelPtr[4];
|
|
|
529 |
s6 = srcPixelPtr[8];
|
|
|
530 |
s7 = srcPixelPtr[12];
|
|
|
531 |
|
|
|
532 |
for (; dPtr <= (dstLineEnd - 1); dPtr += 4) {
|
|
|
533 |
|
|
|
534 |
X1 += dX;
|
|
|
535 |
Y1 += dY;
|
|
|
536 |
|
|
|
537 |
c0 = (s0 * xf0 + s1 * xf1 + s2 * xf2 + s3 * xf3);
|
|
|
538 |
c1 = (s4 * xf0 + s5 * xf1 + s6 * xf2 + s7 * xf3);
|
|
|
539 |
srcPixelPtr = (DTYPE *) ((mlib_addr) srcPixelPtr + srcYStride);
|
|
|
540 |
c2 = (srcPixelPtr[0] * xf0 + srcPixelPtr[4] * xf1 +
|
|
|
541 |
srcPixelPtr[8] * xf2 + srcPixelPtr[12] * xf3);
|
|
|
542 |
srcPixelPtr = (DTYPE *) ((mlib_addr) srcPixelPtr + srcYStride);
|
|
|
543 |
c3 = (srcPixelPtr[0] * xf0 + srcPixelPtr[4] * xf1 +
|
|
|
544 |
srcPixelPtr[8] * xf2 + srcPixelPtr[12] * xf3);
|
|
|
545 |
|
|
|
546 |
filterpos = (X1 >> FILTER_SHIFT) & FILTER_MASK;
|
|
|
547 |
fptr = (mlib_f32 *) ((mlib_u8 *) mlib_filters_table + filterpos);
|
|
|
548 |
|
|
|
549 |
xf0 = fptr[0];
|
|
|
550 |
xf1 = fptr[1];
|
|
|
551 |
xf2 = fptr[2];
|
|
|
552 |
xf3 = fptr[3];
|
|
|
553 |
|
|
|
554 |
val0 = (c0 * yf0 + c1 * yf1 + c2 * yf2 + c3 * yf3);
|
|
|
555 |
|
|
|
556 |
filterpos = (Y1 >> FILTER_SHIFT) & FILTER_MASK;
|
|
|
557 |
fptr = (mlib_f32 *) ((mlib_u8 *) mlib_filters_table + filterpos);
|
|
|
558 |
|
|
|
559 |
yf0 = fptr[0];
|
|
|
560 |
yf1 = fptr[1];
|
|
|
561 |
yf2 = fptr[2];
|
|
|
562 |
yf3 = fptr[3];
|
|
|
563 |
|
|
|
564 |
SAT16(dPtr[0]);
|
|
|
565 |
|
|
|
566 |
xSrc = (X1 >> MLIB_SHIFT) - 1;
|
|
|
567 |
ySrc = (Y1 >> MLIB_SHIFT) - 1;
|
|
|
568 |
|
|
|
569 |
srcPixelPtr = ((DTYPE **) lineAddr)[ySrc] + 4 * xSrc + k;
|
|
|
570 |
s0 = srcPixelPtr[0];
|
|
|
571 |
s1 = srcPixelPtr[4];
|
|
|
572 |
s2 = srcPixelPtr[8];
|
|
|
573 |
s3 = srcPixelPtr[12];
|
|
|
574 |
|
|
|
575 |
srcPixelPtr = (DTYPE *) ((mlib_addr) srcPixelPtr + srcYStride);
|
|
|
576 |
s4 = srcPixelPtr[0];
|
|
|
577 |
s5 = srcPixelPtr[4];
|
|
|
578 |
s6 = srcPixelPtr[8];
|
|
|
579 |
s7 = srcPixelPtr[12];
|
|
|
580 |
}
|
|
|
581 |
|
|
|
582 |
c0 = (s0 * xf0 + s1 * xf1 + s2 * xf2 + s3 * xf3);
|
|
|
583 |
c1 = (s4 * xf0 + s5 * xf1 + s6 * xf2 + s7 * xf3);
|
|
|
584 |
srcPixelPtr = (DTYPE *) ((mlib_addr) srcPixelPtr + srcYStride);
|
|
|
585 |
c2 = (srcPixelPtr[0] * xf0 + srcPixelPtr[4] * xf1 +
|
|
|
586 |
srcPixelPtr[8] * xf2 + srcPixelPtr[12] * xf3);
|
|
|
587 |
srcPixelPtr = (DTYPE *) ((mlib_addr) srcPixelPtr + srcYStride);
|
|
|
588 |
c3 = (srcPixelPtr[0] * xf0 + srcPixelPtr[4] * xf1 +
|
|
|
589 |
srcPixelPtr[8] * xf2 + srcPixelPtr[12] * xf3);
|
|
|
590 |
|
|
|
591 |
val0 = (c0 * yf0 + c1 * yf1 + c2 * yf2 + c3 * yf3);
|
|
|
592 |
SAT16(dPtr[0]);
|
|
|
593 |
}
|
|
|
594 |
}
|
|
|
595 |
|
|
|
596 |
return MLIB_SUCCESS;
|
|
|
597 |
}
|
|
|
598 |
|
|
|
599 |
#else /* for x86, using integer multiplies is faster */
|
|
|
600 |
|
|
|
601 |
#define SHIFT_X 15
|
|
|
602 |
#define ROUND_X 0 /* (1 << (SHIFT_X - 1)) */
|
|
|
603 |
|
|
|
604 |
#define SHIFT_Y (15 + 15 - SHIFT_X)
|
|
|
605 |
#define ROUND_Y (1 << (SHIFT_Y - 1))
|
|
|
606 |
|
|
|
607 |
#define S32_TO_S16_SAT(DST) \
|
|
|
608 |
if (val0 >= MLIB_S16_MAX) \
|
|
|
609 |
DST = MLIB_S16_MAX; \
|
|
|
610 |
else if (val0 <= MLIB_S16_MIN) \
|
|
|
611 |
DST = MLIB_S16_MIN; \
|
|
|
612 |
else \
|
|
|
613 |
DST = (mlib_s16)val0
|
|
|
614 |
|
|
|
615 |
mlib_status FUN_NAME(1ch)(mlib_affine_param *param)
|
|
|
616 |
{
|
|
|
617 |
DECLAREVAR_BC();
|
|
|
618 |
DTYPE *dstLineEnd;
|
|
|
619 |
const mlib_s16 *mlib_filters_table;
|
|
|
620 |
|
|
|
621 |
if (filter == MLIB_BICUBIC) {
|
|
|
622 |
mlib_filters_table = (mlib_s16 *) mlib_filters_s16_bc;
|
|
|
623 |
}
|
|
|
624 |
else {
|
|
|
625 |
mlib_filters_table = (mlib_s16 *) mlib_filters_s16_bc2;
|
|
|
626 |
}
|
|
|
627 |
|
|
|
628 |
for (j = yStart; j <= yFinish; j++) {
|
|
|
629 |
mlib_s32 xf0, xf1, xf2, xf3;
|
|
|
630 |
mlib_s32 yf0, yf1, yf2, yf3;
|
|
|
631 |
mlib_s32 c0, c1, c2, c3, val0;
|
|
|
632 |
mlib_s32 filterpos;
|
|
|
633 |
mlib_s16 *fptr;
|
|
|
634 |
mlib_s32 s0, s1, s2, s3;
|
|
|
635 |
mlib_s32 s4, s5, s6, s7;
|
|
|
636 |
|
|
|
637 |
CLIP(1);
|
|
|
638 |
dstLineEnd = (DTYPE *) dstData + xRight;
|
|
|
639 |
|
|
|
640 |
filterpos = (X >> FILTER_SHIFT) & FILTER_MASK;
|
|
|
641 |
fptr = (mlib_s16 *) ((mlib_u8 *) mlib_filters_table + filterpos);
|
|
|
642 |
|
|
|
643 |
xf0 = fptr[0];
|
|
|
644 |
xf1 = fptr[1];
|
|
|
645 |
xf2 = fptr[2];
|
|
|
646 |
xf3 = fptr[3];
|
|
|
647 |
|
|
|
648 |
filterpos = (Y >> FILTER_SHIFT) & FILTER_MASK;
|
|
|
649 |
fptr = (mlib_s16 *) ((mlib_u8 *) mlib_filters_table + filterpos);
|
|
|
650 |
|
|
|
651 |
yf0 = fptr[0];
|
|
|
652 |
yf1 = fptr[1];
|
|
|
653 |
yf2 = fptr[2];
|
|
|
654 |
yf3 = fptr[3];
|
|
|
655 |
|
|
|
656 |
xSrc = (X >> MLIB_SHIFT) - 1;
|
|
|
657 |
ySrc = (Y >> MLIB_SHIFT) - 1;
|
|
|
658 |
|
|
|
659 |
srcPixelPtr = ((DTYPE **) lineAddr)[ySrc] + xSrc;
|
|
|
660 |
s0 = srcPixelPtr[0];
|
|
|
661 |
s1 = srcPixelPtr[1];
|
|
|
662 |
s2 = srcPixelPtr[2];
|
|
|
663 |
s3 = srcPixelPtr[3];
|
|
|
664 |
|
|
|
665 |
srcPixelPtr = (DTYPE *) ((mlib_addr) srcPixelPtr + srcYStride);
|
|
|
666 |
s4 = srcPixelPtr[0];
|
|
|
667 |
s5 = srcPixelPtr[1];
|
|
|
668 |
s6 = srcPixelPtr[2];
|
|
|
669 |
s7 = srcPixelPtr[3];
|
|
|
670 |
|
|
|
671 |
for (; dstPixelPtr <= (dstLineEnd - 1); dstPixelPtr++) {
|
|
|
672 |
|
|
|
673 |
X += dX;
|
|
|
674 |
Y += dY;
|
|
|
675 |
|
|
|
676 |
c0 = (s0 * xf0 + s1 * xf1 + s2 * xf2 + s3 * xf3 + ROUND_X) >> SHIFT_X;
|
|
|
677 |
c1 = (s4 * xf0 + s5 * xf1 + s6 * xf2 + s7 * xf3 + ROUND_X) >> SHIFT_X;
|
|
|
678 |
srcPixelPtr = (DTYPE *) ((mlib_addr) srcPixelPtr + srcYStride);
|
|
|
679 |
c2 = (srcPixelPtr[0] * xf0 + srcPixelPtr[1] * xf1 +
|
|
|
680 |
srcPixelPtr[2] * xf2 + srcPixelPtr[3] * xf3 + ROUND_X) >> SHIFT_X;
|
|
|
681 |
srcPixelPtr = (DTYPE *) ((mlib_addr) srcPixelPtr + srcYStride);
|
|
|
682 |
c3 = (srcPixelPtr[0] * xf0 + srcPixelPtr[1] * xf1 +
|
|
|
683 |
srcPixelPtr[2] * xf2 + srcPixelPtr[3] * xf3 + ROUND_X) >> SHIFT_X;
|
|
|
684 |
|
|
|
685 |
filterpos = (X >> FILTER_SHIFT) & FILTER_MASK;
|
|
|
686 |
fptr = (mlib_s16 *) ((mlib_u8 *) mlib_filters_table + filterpos);
|
|
|
687 |
|
|
|
688 |
xf0 = fptr[0];
|
|
|
689 |
xf1 = fptr[1];
|
|
|
690 |
xf2 = fptr[2];
|
|
|
691 |
xf3 = fptr[3];
|
|
|
692 |
|
|
|
693 |
val0 = (c0 * yf0 + c1 * yf1 + c2 * yf2 + c3 * yf3 + ROUND_Y) >> SHIFT_Y;
|
|
|
694 |
|
|
|
695 |
filterpos = (Y >> FILTER_SHIFT) & FILTER_MASK;
|
|
|
696 |
fptr = (mlib_s16 *) ((mlib_u8 *) mlib_filters_table + filterpos);
|
|
|
697 |
|
|
|
698 |
yf0 = fptr[0];
|
|
|
699 |
yf1 = fptr[1];
|
|
|
700 |
yf2 = fptr[2];
|
|
|
701 |
yf3 = fptr[3];
|
|
|
702 |
|
|
|
703 |
S32_TO_S16_SAT(dstPixelPtr[0]);
|
|
|
704 |
|
|
|
705 |
xSrc = (X >> MLIB_SHIFT) - 1;
|
|
|
706 |
ySrc = (Y >> MLIB_SHIFT) - 1;
|
|
|
707 |
|
|
|
708 |
srcPixelPtr = ((DTYPE **) lineAddr)[ySrc] + xSrc;
|
|
|
709 |
s0 = srcPixelPtr[0];
|
|
|
710 |
s1 = srcPixelPtr[1];
|
|
|
711 |
s2 = srcPixelPtr[2];
|
|
|
712 |
s3 = srcPixelPtr[3];
|
|
|
713 |
|
|
|
714 |
srcPixelPtr = (DTYPE *) ((mlib_addr) srcPixelPtr + srcYStride);
|
|
|
715 |
s4 = srcPixelPtr[0];
|
|
|
716 |
s5 = srcPixelPtr[1];
|
|
|
717 |
s6 = srcPixelPtr[2];
|
|
|
718 |
s7 = srcPixelPtr[3];
|
|
|
719 |
}
|
|
|
720 |
|
|
|
721 |
c0 = (s0 * xf0 + s1 * xf1 + s2 * xf2 + s3 * xf3 + ROUND_X) >> SHIFT_X;
|
|
|
722 |
c1 = (s4 * xf0 + s5 * xf1 + s6 * xf2 + s7 * xf3 + ROUND_X) >> SHIFT_X;
|
|
|
723 |
srcPixelPtr = (DTYPE *) ((mlib_addr) srcPixelPtr + srcYStride);
|
|
|
724 |
c2 = (srcPixelPtr[0] * xf0 + srcPixelPtr[1] * xf1 +
|
|
|
725 |
srcPixelPtr[2] * xf2 + srcPixelPtr[3] * xf3 + ROUND_X) >> SHIFT_X;
|
|
|
726 |
srcPixelPtr = (DTYPE *) ((mlib_addr) srcPixelPtr + srcYStride);
|
|
|
727 |
c3 = (srcPixelPtr[0] * xf0 + srcPixelPtr[1] * xf1 +
|
|
|
728 |
srcPixelPtr[2] * xf2 + srcPixelPtr[3] * xf3 + ROUND_X) >> SHIFT_X;
|
|
|
729 |
|
|
|
730 |
val0 = (c0 * yf0 + c1 * yf1 + c2 * yf2 + c3 * yf3 + ROUND_Y) >> SHIFT_Y;
|
|
|
731 |
S32_TO_S16_SAT(dstPixelPtr[0]);
|
|
|
732 |
}
|
|
|
733 |
|
|
|
734 |
return MLIB_SUCCESS;
|
|
|
735 |
}
|
|
|
736 |
|
|
|
737 |
mlib_status FUN_NAME(2ch)(mlib_affine_param *param)
|
|
|
738 |
{
|
|
|
739 |
DECLAREVAR_BC();
|
|
|
740 |
DTYPE *dstLineEnd;
|
|
|
741 |
const mlib_s16 *mlib_filters_table;
|
|
|
742 |
|
|
|
743 |
if (filter == MLIB_BICUBIC) {
|
|
|
744 |
mlib_filters_table = (mlib_s16 *) mlib_filters_s16_bc;
|
|
|
745 |
}
|
|
|
746 |
else {
|
|
|
747 |
mlib_filters_table = (mlib_s16 *) mlib_filters_s16_bc2;
|
|
|
748 |
}
|
|
|
749 |
|
|
|
750 |
for (j = yStart; j <= yFinish; j++) {
|
|
|
751 |
mlib_s32 xf0, xf1, xf2, xf3;
|
|
|
752 |
mlib_s32 yf0, yf1, yf2, yf3;
|
|
|
753 |
mlib_s32 c0, c1, c2, c3, val0;
|
|
|
754 |
mlib_s32 filterpos, k;
|
|
|
755 |
mlib_s16 *fptr;
|
|
|
756 |
mlib_s32 s0, s1, s2, s3;
|
|
|
757 |
mlib_s32 s4, s5, s6, s7;
|
|
|
758 |
|
|
|
759 |
CLIP(2);
|
|
|
760 |
dstLineEnd = (DTYPE *) dstData + 2 * xRight;
|
|
|
761 |
|
|
|
762 |
for (k = 0; k < 2; k++) {
|
|
|
763 |
mlib_s32 X1 = X;
|
|
|
764 |
mlib_s32 Y1 = Y;
|
|
|
765 |
DTYPE *dPtr = dstPixelPtr + k;
|
|
|
766 |
|
|
|
767 |
filterpos = (X1 >> FILTER_SHIFT) & FILTER_MASK;
|
|
|
768 |
fptr = (mlib_s16 *) ((mlib_u8 *) mlib_filters_table + filterpos);
|
|
|
769 |
|
|
|
770 |
xf0 = fptr[0];
|
|
|
771 |
xf1 = fptr[1];
|
|
|
772 |
xf2 = fptr[2];
|
|
|
773 |
xf3 = fptr[3];
|
|
|
774 |
|
|
|
775 |
filterpos = (Y1 >> FILTER_SHIFT) & FILTER_MASK;
|
|
|
776 |
fptr = (mlib_s16 *) ((mlib_u8 *) mlib_filters_table + filterpos);
|
|
|
777 |
|
|
|
778 |
yf0 = fptr[0];
|
|
|
779 |
yf1 = fptr[1];
|
|
|
780 |
yf2 = fptr[2];
|
|
|
781 |
yf3 = fptr[3];
|
|
|
782 |
|
|
|
783 |
xSrc = (X1 >> MLIB_SHIFT) - 1;
|
|
|
784 |
ySrc = (Y1 >> MLIB_SHIFT) - 1;
|
|
|
785 |
|
|
|
786 |
srcPixelPtr = ((DTYPE **) lineAddr)[ySrc] + 2 * xSrc + k;
|
|
|
787 |
s0 = srcPixelPtr[0];
|
|
|
788 |
s1 = srcPixelPtr[2];
|
|
|
789 |
s2 = srcPixelPtr[4];
|
|
|
790 |
s3 = srcPixelPtr[6];
|
|
|
791 |
|
|
|
792 |
srcPixelPtr = (DTYPE *) ((mlib_addr) srcPixelPtr + srcYStride);
|
|
|
793 |
s4 = srcPixelPtr[0];
|
|
|
794 |
s5 = srcPixelPtr[2];
|
|
|
795 |
s6 = srcPixelPtr[4];
|
|
|
796 |
s7 = srcPixelPtr[6];
|
|
|
797 |
|
|
|
798 |
for (; dPtr <= (dstLineEnd - 1); dPtr += 2) {
|
|
|
799 |
|
|
|
800 |
X1 += dX;
|
|
|
801 |
Y1 += dY;
|
|
|
802 |
|
|
|
803 |
c0 = (s0 * xf0 + s1 * xf1 + s2 * xf2 + s3 * xf3 + ROUND_X) >> SHIFT_X;
|
|
|
804 |
c1 = (s4 * xf0 + s5 * xf1 + s6 * xf2 + s7 * xf3 + ROUND_X) >> SHIFT_X;
|
|
|
805 |
srcPixelPtr = (DTYPE *) ((mlib_addr) srcPixelPtr + srcYStride);
|
|
|
806 |
c2 = (srcPixelPtr[0] * xf0 + srcPixelPtr[2] * xf1 +
|
|
|
807 |
srcPixelPtr[4] * xf2 + srcPixelPtr[6] * xf3 + ROUND_X) >> SHIFT_X;
|
|
|
808 |
srcPixelPtr = (DTYPE *) ((mlib_addr) srcPixelPtr + srcYStride);
|
|
|
809 |
c3 = (srcPixelPtr[0] * xf0 + srcPixelPtr[2] * xf1 +
|
|
|
810 |
srcPixelPtr[4] * xf2 + srcPixelPtr[6] * xf3 + ROUND_X) >> SHIFT_X;
|
|
|
811 |
|
|
|
812 |
filterpos = (X1 >> FILTER_SHIFT) & FILTER_MASK;
|
|
|
813 |
fptr = (mlib_s16 *) ((mlib_u8 *) mlib_filters_table + filterpos);
|
|
|
814 |
|
|
|
815 |
xf0 = fptr[0];
|
|
|
816 |
xf1 = fptr[1];
|
|
|
817 |
xf2 = fptr[2];
|
|
|
818 |
xf3 = fptr[3];
|
|
|
819 |
|
|
|
820 |
val0 = (c0 * yf0 + c1 * yf1 + c2 * yf2 + c3 * yf3 + ROUND_Y) >> SHIFT_Y;
|
|
|
821 |
|
|
|
822 |
filterpos = (Y1 >> FILTER_SHIFT) & FILTER_MASK;
|
|
|
823 |
fptr = (mlib_s16 *) ((mlib_u8 *) mlib_filters_table + filterpos);
|
|
|
824 |
|
|
|
825 |
yf0 = fptr[0];
|
|
|
826 |
yf1 = fptr[1];
|
|
|
827 |
yf2 = fptr[2];
|
|
|
828 |
yf3 = fptr[3];
|
|
|
829 |
|
|
|
830 |
S32_TO_S16_SAT(dPtr[0]);
|
|
|
831 |
|
|
|
832 |
xSrc = (X1 >> MLIB_SHIFT) - 1;
|
|
|
833 |
ySrc = (Y1 >> MLIB_SHIFT) - 1;
|
|
|
834 |
|
|
|
835 |
srcPixelPtr = ((DTYPE **) lineAddr)[ySrc] + 2 * xSrc + k;
|
|
|
836 |
s0 = srcPixelPtr[0];
|
|
|
837 |
s1 = srcPixelPtr[2];
|
|
|
838 |
s2 = srcPixelPtr[4];
|
|
|
839 |
s3 = srcPixelPtr[6];
|
|
|
840 |
|
|
|
841 |
srcPixelPtr = (DTYPE *) ((mlib_addr) srcPixelPtr + srcYStride);
|
|
|
842 |
s4 = srcPixelPtr[0];
|
|
|
843 |
s5 = srcPixelPtr[2];
|
|
|
844 |
s6 = srcPixelPtr[4];
|
|
|
845 |
s7 = srcPixelPtr[6];
|
|
|
846 |
}
|
|
|
847 |
|
|
|
848 |
c0 = (s0 * xf0 + s1 * xf1 + s2 * xf2 + s3 * xf3 + ROUND_X) >> SHIFT_X;
|
|
|
849 |
c1 = (s4 * xf0 + s5 * xf1 + s6 * xf2 + s7 * xf3 + ROUND_X) >> SHIFT_X;
|
|
|
850 |
srcPixelPtr = (DTYPE *) ((mlib_addr) srcPixelPtr + srcYStride);
|
|
|
851 |
c2 = (srcPixelPtr[0] * xf0 + srcPixelPtr[2] * xf1 +
|
|
|
852 |
srcPixelPtr[4] * xf2 + srcPixelPtr[6] * xf3 + ROUND_X) >> SHIFT_X;
|
|
|
853 |
srcPixelPtr = (DTYPE *) ((mlib_addr) srcPixelPtr + srcYStride);
|
|
|
854 |
c3 = (srcPixelPtr[0] * xf0 + srcPixelPtr[2] * xf1 +
|
|
|
855 |
srcPixelPtr[4] * xf2 + srcPixelPtr[6] * xf3 + ROUND_X) >> SHIFT_X;
|
|
|
856 |
|
|
|
857 |
val0 = (c0 * yf0 + c1 * yf1 + c2 * yf2 + c3 * yf3 + ROUND_Y) >> SHIFT_Y;
|
|
|
858 |
S32_TO_S16_SAT(dPtr[0]);
|
|
|
859 |
}
|
|
|
860 |
}
|
|
|
861 |
|
|
|
862 |
return MLIB_SUCCESS;
|
|
|
863 |
}
|
|
|
864 |
|
|
|
865 |
mlib_status FUN_NAME(3ch)(mlib_affine_param *param)
|
|
|
866 |
{
|
|
|
867 |
DECLAREVAR_BC();
|
|
|
868 |
DTYPE *dstLineEnd;
|
|
|
869 |
const mlib_s16 *mlib_filters_table;
|
|
|
870 |
|
|
|
871 |
if (filter == MLIB_BICUBIC) {
|
|
|
872 |
mlib_filters_table = (mlib_s16 *) mlib_filters_s16_bc;
|
|
|
873 |
}
|
|
|
874 |
else {
|
|
|
875 |
mlib_filters_table = (mlib_s16 *) mlib_filters_s16_bc2;
|
|
|
876 |
}
|
|
|
877 |
|
|
|
878 |
for (j = yStart; j <= yFinish; j++) {
|
|
|
879 |
mlib_s32 xf0, xf1, xf2, xf3;
|
|
|
880 |
mlib_s32 yf0, yf1, yf2, yf3;
|
|
|
881 |
mlib_s32 c0, c1, c2, c3, val0;
|
|
|
882 |
mlib_s32 filterpos, k;
|
|
|
883 |
mlib_s16 *fptr;
|
|
|
884 |
mlib_s32 s0, s1, s2, s3;
|
|
|
885 |
mlib_s32 s4, s5, s6, s7;
|
|
|
886 |
|
|
|
887 |
CLIP(3);
|
|
|
888 |
dstLineEnd = (DTYPE *) dstData + 3 * xRight;
|
|
|
889 |
|
|
|
890 |
for (k = 0; k < 3; k++) {
|
|
|
891 |
mlib_s32 X1 = X;
|
|
|
892 |
mlib_s32 Y1 = Y;
|
|
|
893 |
DTYPE *dPtr = dstPixelPtr + k;
|
|
|
894 |
|
|
|
895 |
filterpos = (X1 >> FILTER_SHIFT) & FILTER_MASK;
|
|
|
896 |
fptr = (mlib_s16 *) ((mlib_u8 *) mlib_filters_table + filterpos);
|
|
|
897 |
|
|
|
898 |
xf0 = fptr[0];
|
|
|
899 |
xf1 = fptr[1];
|
|
|
900 |
xf2 = fptr[2];
|
|
|
901 |
xf3 = fptr[3];
|
|
|
902 |
|
|
|
903 |
filterpos = (Y1 >> FILTER_SHIFT) & FILTER_MASK;
|
|
|
904 |
fptr = (mlib_s16 *) ((mlib_u8 *) mlib_filters_table + filterpos);
|
|
|
905 |
|
|
|
906 |
yf0 = fptr[0];
|
|
|
907 |
yf1 = fptr[1];
|
|
|
908 |
yf2 = fptr[2];
|
|
|
909 |
yf3 = fptr[3];
|
|
|
910 |
|
|
|
911 |
xSrc = (X1 >> MLIB_SHIFT) - 1;
|
|
|
912 |
ySrc = (Y1 >> MLIB_SHIFT) - 1;
|
|
|
913 |
|
|
|
914 |
srcPixelPtr = ((DTYPE **) lineAddr)[ySrc] + 3 * xSrc + k;
|
|
|
915 |
s0 = srcPixelPtr[0];
|
|
|
916 |
s1 = srcPixelPtr[3];
|
|
|
917 |
s2 = srcPixelPtr[6];
|
|
|
918 |
s3 = srcPixelPtr[9];
|
|
|
919 |
|
|
|
920 |
srcPixelPtr = (DTYPE *) ((mlib_addr) srcPixelPtr + srcYStride);
|
|
|
921 |
s4 = srcPixelPtr[0];
|
|
|
922 |
s5 = srcPixelPtr[3];
|
|
|
923 |
s6 = srcPixelPtr[6];
|
|
|
924 |
s7 = srcPixelPtr[9];
|
|
|
925 |
|
|
|
926 |
for (; dPtr <= (dstLineEnd - 1); dPtr += 3) {
|
|
|
927 |
|
|
|
928 |
X1 += dX;
|
|
|
929 |
Y1 += dY;
|
|
|
930 |
|
|
|
931 |
c0 = (s0 * xf0 + s1 * xf1 + s2 * xf2 + s3 * xf3 + ROUND_X) >> SHIFT_X;
|
|
|
932 |
c1 = (s4 * xf0 + s5 * xf1 + s6 * xf2 + s7 * xf3 + ROUND_X) >> SHIFT_X;
|
|
|
933 |
srcPixelPtr = (DTYPE *) ((mlib_addr) srcPixelPtr + srcYStride);
|
|
|
934 |
c2 = (srcPixelPtr[0] * xf0 + srcPixelPtr[3] * xf1 +
|
|
|
935 |
srcPixelPtr[6] * xf2 + srcPixelPtr[9] * xf3 + ROUND_X) >> SHIFT_X;
|
|
|
936 |
srcPixelPtr = (DTYPE *) ((mlib_addr) srcPixelPtr + srcYStride);
|
|
|
937 |
c3 = (srcPixelPtr[0] * xf0 + srcPixelPtr[3] * xf1 +
|
|
|
938 |
srcPixelPtr[6] * xf2 + srcPixelPtr[9] * xf3 + ROUND_X) >> SHIFT_X;
|
|
|
939 |
|
|
|
940 |
filterpos = (X1 >> FILTER_SHIFT) & FILTER_MASK;
|
|
|
941 |
fptr = (mlib_s16 *) ((mlib_u8 *) mlib_filters_table + filterpos);
|
|
|
942 |
|
|
|
943 |
xf0 = fptr[0];
|
|
|
944 |
xf1 = fptr[1];
|
|
|
945 |
xf2 = fptr[2];
|
|
|
946 |
xf3 = fptr[3];
|
|
|
947 |
|
|
|
948 |
val0 = (c0 * yf0 + c1 * yf1 + c2 * yf2 + c3 * yf3 + ROUND_Y) >> SHIFT_Y;
|
|
|
949 |
|
|
|
950 |
filterpos = (Y1 >> FILTER_SHIFT) & FILTER_MASK;
|
|
|
951 |
fptr = (mlib_s16 *) ((mlib_u8 *) mlib_filters_table + filterpos);
|
|
|
952 |
|
|
|
953 |
yf0 = fptr[0];
|
|
|
954 |
yf1 = fptr[1];
|
|
|
955 |
yf2 = fptr[2];
|
|
|
956 |
yf3 = fptr[3];
|
|
|
957 |
|
|
|
958 |
S32_TO_S16_SAT(dPtr[0]);
|
|
|
959 |
|
|
|
960 |
xSrc = (X1 >> MLIB_SHIFT) - 1;
|
|
|
961 |
ySrc = (Y1 >> MLIB_SHIFT) - 1;
|
|
|
962 |
|
|
|
963 |
srcPixelPtr = ((DTYPE **) lineAddr)[ySrc] + 3 * xSrc + k;
|
|
|
964 |
s0 = srcPixelPtr[0];
|
|
|
965 |
s1 = srcPixelPtr[3];
|
|
|
966 |
s2 = srcPixelPtr[6];
|
|
|
967 |
s3 = srcPixelPtr[9];
|
|
|
968 |
|
|
|
969 |
srcPixelPtr = (DTYPE *) ((mlib_addr) srcPixelPtr + srcYStride);
|
|
|
970 |
s4 = srcPixelPtr[0];
|
|
|
971 |
s5 = srcPixelPtr[3];
|
|
|
972 |
s6 = srcPixelPtr[6];
|
|
|
973 |
s7 = srcPixelPtr[9];
|
|
|
974 |
}
|
|
|
975 |
|
|
|
976 |
c0 = (s0 * xf0 + s1 * xf1 + s2 * xf2 + s3 * xf3 + ROUND_X) >> SHIFT_X;
|
|
|
977 |
c1 = (s4 * xf0 + s5 * xf1 + s6 * xf2 + s7 * xf3 + ROUND_X) >> SHIFT_X;
|
|
|
978 |
srcPixelPtr = (DTYPE *) ((mlib_addr) srcPixelPtr + srcYStride);
|
|
|
979 |
c2 = (srcPixelPtr[0] * xf0 + srcPixelPtr[3] * xf1 +
|
|
|
980 |
srcPixelPtr[6] * xf2 + srcPixelPtr[9] * xf3 + ROUND_X) >> SHIFT_X;
|
|
|
981 |
srcPixelPtr = (DTYPE *) ((mlib_addr) srcPixelPtr + srcYStride);
|
|
|
982 |
c3 = (srcPixelPtr[0] * xf0 + srcPixelPtr[3] * xf1 +
|
|
|
983 |
srcPixelPtr[6] * xf2 + srcPixelPtr[9] * xf3 + ROUND_X) >> SHIFT_X;
|
|
|
984 |
|
|
|
985 |
val0 = (c0 * yf0 + c1 * yf1 + c2 * yf2 + c3 * yf3 + ROUND_Y) >> SHIFT_Y;
|
|
|
986 |
S32_TO_S16_SAT(dPtr[0]);
|
|
|
987 |
}
|
|
|
988 |
}
|
|
|
989 |
|
|
|
990 |
return MLIB_SUCCESS;
|
|
|
991 |
}
|
|
|
992 |
|
|
|
993 |
mlib_status FUN_NAME(4ch)(mlib_affine_param *param)
|
|
|
994 |
{
|
|
|
995 |
DECLAREVAR_BC();
|
|
|
996 |
DTYPE *dstLineEnd;
|
|
|
997 |
const mlib_s16 *mlib_filters_table;
|
|
|
998 |
|
|
|
999 |
if (filter == MLIB_BICUBIC) {
|
|
|
1000 |
mlib_filters_table = (mlib_s16 *) mlib_filters_s16_bc;
|
|
|
1001 |
}
|
|
|
1002 |
else {
|
|
|
1003 |
mlib_filters_table = (mlib_s16 *) mlib_filters_s16_bc2;
|
|
|
1004 |
}
|
|
|
1005 |
|
|
|
1006 |
for (j = yStart; j <= yFinish; j++) {
|
|
|
1007 |
mlib_s32 xf0, xf1, xf2, xf3;
|
|
|
1008 |
mlib_s32 yf0, yf1, yf2, yf3;
|
|
|
1009 |
mlib_s32 c0, c1, c2, c3, val0;
|
|
|
1010 |
mlib_s32 filterpos, k;
|
|
|
1011 |
mlib_s16 *fptr;
|
|
|
1012 |
mlib_s32 s0, s1, s2, s3;
|
|
|
1013 |
mlib_s32 s4, s5, s6, s7;
|
|
|
1014 |
|
|
|
1015 |
CLIP(4);
|
|
|
1016 |
dstLineEnd = (DTYPE *) dstData + 4 * xRight;
|
|
|
1017 |
|
|
|
1018 |
for (k = 0; k < 4; k++) {
|
|
|
1019 |
mlib_s32 X1 = X;
|
|
|
1020 |
mlib_s32 Y1 = Y;
|
|
|
1021 |
DTYPE *dPtr = dstPixelPtr + k;
|
|
|
1022 |
|
|
|
1023 |
filterpos = (X1 >> FILTER_SHIFT) & FILTER_MASK;
|
|
|
1024 |
fptr = (mlib_s16 *) ((mlib_u8 *) mlib_filters_table + filterpos);
|
|
|
1025 |
|
|
|
1026 |
xf0 = fptr[0];
|
|
|
1027 |
xf1 = fptr[1];
|
|
|
1028 |
xf2 = fptr[2];
|
|
|
1029 |
xf3 = fptr[3];
|
|
|
1030 |
|
|
|
1031 |
filterpos = (Y1 >> FILTER_SHIFT) & FILTER_MASK;
|
|
|
1032 |
fptr = (mlib_s16 *) ((mlib_u8 *) mlib_filters_table + filterpos);
|
|
|
1033 |
|
|
|
1034 |
yf0 = fptr[0];
|
|
|
1035 |
yf1 = fptr[1];
|
|
|
1036 |
yf2 = fptr[2];
|
|
|
1037 |
yf3 = fptr[3];
|
|
|
1038 |
|
|
|
1039 |
xSrc = (X1 >> MLIB_SHIFT) - 1;
|
|
|
1040 |
ySrc = (Y1 >> MLIB_SHIFT) - 1;
|
|
|
1041 |
|
|
|
1042 |
srcPixelPtr = ((DTYPE **) lineAddr)[ySrc] + 4 * xSrc + k;
|
|
|
1043 |
s0 = srcPixelPtr[0];
|
|
|
1044 |
s1 = srcPixelPtr[4];
|
|
|
1045 |
s2 = srcPixelPtr[8];
|
|
|
1046 |
s3 = srcPixelPtr[12];
|
|
|
1047 |
|
|
|
1048 |
srcPixelPtr = (DTYPE *) ((mlib_addr) srcPixelPtr + srcYStride);
|
|
|
1049 |
s4 = srcPixelPtr[0];
|
|
|
1050 |
s5 = srcPixelPtr[4];
|
|
|
1051 |
s6 = srcPixelPtr[8];
|
|
|
1052 |
s7 = srcPixelPtr[12];
|
|
|
1053 |
|
|
|
1054 |
for (; dPtr <= (dstLineEnd - 1); dPtr += 4) {
|
|
|
1055 |
|
|
|
1056 |
X1 += dX;
|
|
|
1057 |
Y1 += dY;
|
|
|
1058 |
|
|
|
1059 |
c0 = (s0 * xf0 + s1 * xf1 + s2 * xf2 + s3 * xf3 + ROUND_X) >> SHIFT_X;
|
|
|
1060 |
c1 = (s4 * xf0 + s5 * xf1 + s6 * xf2 + s7 * xf3 + ROUND_X) >> SHIFT_X;
|
|
|
1061 |
srcPixelPtr = (DTYPE *) ((mlib_addr) srcPixelPtr + srcYStride);
|
|
|
1062 |
c2 = (srcPixelPtr[0] * xf0 + srcPixelPtr[4] * xf1 +
|
|
|
1063 |
srcPixelPtr[8] * xf2 + srcPixelPtr[12] * xf3 + ROUND_X) >> SHIFT_X;
|
|
|
1064 |
srcPixelPtr = (DTYPE *) ((mlib_addr) srcPixelPtr + srcYStride);
|
|
|
1065 |
c3 = (srcPixelPtr[0] * xf0 + srcPixelPtr[4] * xf1 +
|
|
|
1066 |
srcPixelPtr[8] * xf2 + srcPixelPtr[12] * xf3 + ROUND_X) >> SHIFT_X;
|
|
|
1067 |
|
|
|
1068 |
filterpos = (X1 >> FILTER_SHIFT) & FILTER_MASK;
|
|
|
1069 |
fptr = (mlib_s16 *) ((mlib_u8 *) mlib_filters_table + filterpos);
|
|
|
1070 |
|
|
|
1071 |
xf0 = fptr[0];
|
|
|
1072 |
xf1 = fptr[1];
|
|
|
1073 |
xf2 = fptr[2];
|
|
|
1074 |
xf3 = fptr[3];
|
|
|
1075 |
|
|
|
1076 |
val0 = (c0 * yf0 + c1 * yf1 + c2 * yf2 + c3 * yf3 + ROUND_Y) >> SHIFT_Y;
|
|
|
1077 |
|
|
|
1078 |
filterpos = (Y1 >> FILTER_SHIFT) & FILTER_MASK;
|
|
|
1079 |
fptr = (mlib_s16 *) ((mlib_u8 *) mlib_filters_table + filterpos);
|
|
|
1080 |
|
|
|
1081 |
yf0 = fptr[0];
|
|
|
1082 |
yf1 = fptr[1];
|
|
|
1083 |
yf2 = fptr[2];
|
|
|
1084 |
yf3 = fptr[3];
|
|
|
1085 |
|
|
|
1086 |
S32_TO_S16_SAT(dPtr[0]);
|
|
|
1087 |
|
|
|
1088 |
xSrc = (X1 >> MLIB_SHIFT) - 1;
|
|
|
1089 |
ySrc = (Y1 >> MLIB_SHIFT) - 1;
|
|
|
1090 |
|
|
|
1091 |
srcPixelPtr = ((DTYPE **) lineAddr)[ySrc] + 4 * xSrc + k;
|
|
|
1092 |
s0 = srcPixelPtr[0];
|
|
|
1093 |
s1 = srcPixelPtr[4];
|
|
|
1094 |
s2 = srcPixelPtr[8];
|
|
|
1095 |
s3 = srcPixelPtr[12];
|
|
|
1096 |
|
|
|
1097 |
srcPixelPtr = (DTYPE *) ((mlib_addr) srcPixelPtr + srcYStride);
|
|
|
1098 |
s4 = srcPixelPtr[0];
|
|
|
1099 |
s5 = srcPixelPtr[4];
|
|
|
1100 |
s6 = srcPixelPtr[8];
|
|
|
1101 |
s7 = srcPixelPtr[12];
|
|
|
1102 |
}
|
|
|
1103 |
|
|
|
1104 |
c0 = (s0 * xf0 + s1 * xf1 + s2 * xf2 + s3 * xf3 + ROUND_X) >> SHIFT_X;
|
|
|
1105 |
c1 = (s4 * xf0 + s5 * xf1 + s6 * xf2 + s7 * xf3 + ROUND_X) >> SHIFT_X;
|
|
|
1106 |
srcPixelPtr = (DTYPE *) ((mlib_addr) srcPixelPtr + srcYStride);
|
|
|
1107 |
c2 = (srcPixelPtr[0] * xf0 + srcPixelPtr[4] * xf1 +
|
|
|
1108 |
srcPixelPtr[8] * xf2 + srcPixelPtr[12] * xf3 + ROUND_X) >> SHIFT_X;
|
|
|
1109 |
srcPixelPtr = (DTYPE *) ((mlib_addr) srcPixelPtr + srcYStride);
|
|
|
1110 |
c3 = (srcPixelPtr[0] * xf0 + srcPixelPtr[4] * xf1 +
|
|
|
1111 |
srcPixelPtr[8] * xf2 + srcPixelPtr[12] * xf3 + ROUND_X) >> SHIFT_X;
|
|
|
1112 |
|
|
|
1113 |
val0 = (c0 * yf0 + c1 * yf1 + c2 * yf2 + c3 * yf3 + ROUND_Y) >> SHIFT_Y;
|
|
|
1114 |
S32_TO_S16_SAT(dPtr[0]);
|
|
|
1115 |
}
|
|
|
1116 |
}
|
|
|
1117 |
|
|
|
1118 |
return MLIB_SUCCESS;
|
|
|
1119 |
}
|
|
|
1120 |
|
|
|
1121 |
#endif /* __sparc ( for SPARC, using floating-point multiplies is faster ) */
|
|
|
1122 |
|
|
|
1123 |
/***************************************************************/
|