/*
* 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.
*/
#if !defined(JAVA2D_NO_MLIB) || defined(MLIB_ADD_SUFF)
#include <vis_proto.h>
#include "java2d_Mlib.h"
#include "vis_AlphaMacros.h"
/***************************************************************/
#define RGB2GRAY(r, g, b) \
(((77 * (r)) + (150 * (g)) + (29 * (b)) + 128) >> 8)
/***************************************************************/
#define Gray2Argb(x) \
0xff000000 | (x << 16) | (x << 8) | x
/***************************************************************/
#define LUT(x) \
((mlib_u8*)LutU8)[4 * (x)]
#define LUT12(x) \
((mlib_u8*)LutU8)[4 * ((x) & 0xfff)]
/***************************************************************/
void ADD_SUFF(UshortGrayToByteGrayConvert)(BLIT_PARAMS)
{
mlib_s32 dstScan = pDstInfo->scanStride;
mlib_s32 srcScan = pSrcInfo->scanStride;
mlib_u8 *dst_end;
mlib_d64 s0, s1, ss;
mlib_s32 i, j;
if (width <= 8) {
for (j = 0; j < height; j++) {
mlib_u8 *src = srcBase;
mlib_u8 *dst = dstBase;
for (i = 0; i < width; i++) {
dst[i] = src[2*i];
}
PTR_ADD(dstBase, dstScan);
PTR_ADD(srcBase, srcScan);
}
return;
}
if (srcScan == 2*width && dstScan == width) {
width *= height;
height = 1;
}
for (j = 0; j < height; j++) {
mlib_u8 *src = srcBase;
mlib_u8 *dst = dstBase;
mlib_d64 *sp;
dst_end = dst + width;
while (((mlib_s32)dst & 3) && dst < dst_end) {
*dst++ = *src;
src += 2;
}
if ((mlib_s32)src & 7) {
sp = vis_alignaddr(src, 0);
s1 = *sp++;
#pragma pipeloop(0)
for (; dst <= (dst_end - 4); dst += 4) {
s0 = s1;
s1 = *sp++;
ss = vis_faligndata(s0, s1);
ss = vis_fpmerge(vis_read_hi(ss), vis_read_lo(ss));
ss = vis_fpmerge(vis_read_hi(ss), vis_read_lo(ss));
*(mlib_f32*)dst = vis_read_hi(ss);
src += 2*4;
}
} else {
#pragma pipeloop(0)
for (; dst <= (dst_end - 4); dst += 4) {
ss = *(mlib_d64*)src;
ss = vis_fpmerge(vis_read_hi(ss), vis_read_lo(ss));
ss = vis_fpmerge(vis_read_hi(ss), vis_read_lo(ss));
*(mlib_f32*)dst = vis_read_hi(ss);
src += 2*4;
}
}
while (dst < dst_end) {
*dst++ = *src;
src += 2;
}
PTR_ADD(dstBase, dstScan);
PTR_ADD(srcBase, srcScan);
}
}
/***************************************************************/
void ADD_SUFF(ByteGrayToIntArgbConvert)(BLIT_PARAMS)
{
mlib_s32 dstScan = pDstInfo->scanStride;
mlib_s32 srcScan = pSrcInfo->scanStride;
mlib_d64 d0, d1, d2, d3;
mlib_f32 ff, aa = vis_fones();
mlib_s32 i, j, x;
if (width < 8) {
for (j = 0; j < height; j++) {
mlib_u8 *src = srcBase;
mlib_s32 *dst = dstBase;
for (i = 0; i < width; i++) {
x = src[i];
dst[i] = Gray2Argb(x);
}
PTR_ADD(dstBase, dstScan);
PTR_ADD(srcBase, srcScan);
}
return;
}
if (srcScan == width && dstScan == 4*width) {
width *= height;
height = 1;
}
for (j = 0; j < height; j++) {
mlib_u8 *src = srcBase;
mlib_s32 *dst = dstBase;
mlib_s32 *dst_end;
dst_end = dst + width;
while (((mlib_s32)src & 3) && dst < dst_end) {
x = *src++;
*dst++ = Gray2Argb(x);
}
#pragma pipeloop(0)
for (; dst <= (dst_end - 4); dst += 4) {
ff = *(mlib_f32*)src;
d0 = vis_fpmerge(aa, ff);
d1 = vis_fpmerge(ff, ff);
d2 = vis_fpmerge(vis_read_hi(d0), vis_read_hi(d1));
d3 = vis_fpmerge(vis_read_lo(d0), vis_read_lo(d1));
((mlib_f32*)dst)[0] = vis_read_hi(d2);
((mlib_f32*)dst)[1] = vis_read_lo(d2);
((mlib_f32*)dst)[2] = vis_read_hi(d3);
((mlib_f32*)dst)[3] = vis_read_lo(d3);
src += 4;
}
while (dst < dst_end) {
x = *src++;
*dst++ = Gray2Argb(x);
}
PTR_ADD(dstBase, dstScan);
PTR_ADD(srcBase, srcScan);
}
}
/***************************************************************/
void ADD_SUFF(ByteGrayToIntArgbScaleConvert)(SCALE_PARAMS)
{
mlib_s32 dstScan = pDstInfo->scanStride;
mlib_s32 srcScan = pSrcInfo->scanStride;
mlib_d64 d0, d1, d2, d3, dd;
mlib_f32 ff, aa = vis_fones();
mlib_s32 i, j, x;
if (width < 16) {
for (j = 0; j < height; j++) {
mlib_u8 *src = srcBase;
mlib_s32 *dst = dstBase;
mlib_s32 tmpsxloc = sxloc;
PTR_ADD(src, (syloc >> shift) * srcScan);
for (i = 0; i < width; i++) {
x = src[tmpsxloc >> shift];
tmpsxloc += sxinc;
dst[i] = Gray2Argb(x);
}
PTR_ADD(dstBase, dstScan);
syloc += syinc;
}
return;
}
vis_alignaddr(NULL, 7);
for (j = 0; j < height; j++) {
mlib_u8 *src = srcBase;
mlib_s32 *dst = dstBase;
mlib_s32 *dst_end;
mlib_s32 tmpsxloc = sxloc;
PTR_ADD(src, (syloc >> shift) * srcScan);
dst_end = dst + width;
#pragma pipeloop(0)
for (; dst <= (dst_end - 4); dst += 4) {
LOAD_NEXT_U8(dd, src + ((tmpsxloc + 3*sxinc) >> shift));
LOAD_NEXT_U8(dd, src + ((tmpsxloc + 2*sxinc) >> shift));
LOAD_NEXT_U8(dd, src + ((tmpsxloc + sxinc) >> shift));
LOAD_NEXT_U8(dd, src + ((tmpsxloc ) >> shift));
tmpsxloc += 4*sxinc;
ff = vis_read_hi(dd);
d0 = vis_fpmerge(aa, ff);
d1 = vis_fpmerge(ff, ff);
d2 = vis_fpmerge(vis_read_hi(d0), vis_read_hi(d1));
d3 = vis_fpmerge(vis_read_lo(d0), vis_read_lo(d1));
((mlib_f32*)dst)[0] = vis_read_hi(d2);
((mlib_f32*)dst)[1] = vis_read_lo(d2);
((mlib_f32*)dst)[2] = vis_read_hi(d3);
((mlib_f32*)dst)[3] = vis_read_lo(d3);
}
while (dst < dst_end) {
x = src[tmpsxloc >> shift];
tmpsxloc += sxinc;
*dst++ = Gray2Argb(x);
}
PTR_ADD(dstBase, dstScan);
syloc += syinc;
}
}
/***************************************************************/
#if 1
#ifdef MLIB_ADD_SUFF
#pragma weak ByteGrayToIntArgbPreConvert_F = ByteGrayToIntArgbConvert_F
#else
#pragma weak ByteGrayToIntArgbPreConvert = ByteGrayToIntArgbConvert
#endif
#ifdef MLIB_ADD_SUFF
#pragma weak ByteGrayToIntArgbPreScaleConvert_F = \
ByteGrayToIntArgbScaleConvert_F
#else
#pragma weak ByteGrayToIntArgbPreScaleConvert = \
ByteGrayToIntArgbScaleConvert
#endif
#else
void ADD_SUFF(ByteGrayToIntArgbPreConvert)(BLIT_PARAMS)
{
ADD_SUFF(ByteGrayToIntArgbConvert)(BLIT_CALL_PARAMS);
}
void ADD_SUFF(ByteGrayToIntArgbPreScaleConvert)(SCALE_PARAMS)
{
ADD_SUFF(ByteGrayToIntArgbScaleConvert)(SCALE_CALL_PARAMS);
}
#endif
/***************************************************************/
void ADD_SUFF(UshortGrayToByteGrayScaleConvert)(SCALE_PARAMS)
{
mlib_s32 srcScan = pSrcInfo->scanStride;
mlib_s32 dstScan = pDstInfo->scanStride;
mlib_s32 i, j, w, tmpsxloc;
for (j = 0; j < height; j++) {
mlib_u8 *pSrc = srcBase;
mlib_u8 *pDst = dstBase;
tmpsxloc = sxloc;
w = width;
PTR_ADD(pSrc, (syloc >> shift) * srcScan);
if ((mlib_s32)pDst & 1) {
*pDst++ = pSrc[2*(tmpsxloc >> shift)];
tmpsxloc += sxinc;
w--;
}
#pragma pipeloop(0)
for (i = 0; i <= (w - 2); i += 2) {
mlib_s32 x0, x1;
x0 = pSrc[2*(tmpsxloc >> shift)];
x1 = pSrc[2*((tmpsxloc + sxinc) >> shift)];
*(mlib_u16*)pDst = (x0 << 8) | x1;
pDst += 2;
tmpsxloc += 2*sxinc;
}
if (i < w) {
*pDst = pSrc[2*(tmpsxloc >> shift)];
}
PTR_ADD(dstBase, dstScan);
syloc += syinc;
}
}
/***************************************************************/
void ADD_SUFF(Index8GrayToByteGrayConvert)(BLIT_PARAMS)
{
jint *SrcReadLut = pSrcInfo->lutBase;
mlib_u8 *LutU8 = (mlib_u8*)SrcReadLut + 3;
mlib_s32 dstScan = pDstInfo->scanStride;
mlib_s32 srcScan = pSrcInfo->scanStride;
mlib_s32 i, j;
if (width < 8) {
for (j = 0; j < height; j++) {
Index8GrayDataType *src = srcBase;
mlib_u8 *dst = dstBase;
for (i = 0; i < width; i++) {
dst[i] = LUT(src[i]);
}
PTR_ADD(dstBase, dstScan);
PTR_ADD(srcBase, srcScan);
}
return;
}
if (srcScan == width && dstScan == width) {
width *= height;
height = 1;
}
for (j = 0; j < height; j++) {
Index8GrayDataType *src = srcBase;
mlib_u8 *dst = dstBase;
mlib_u8 *dst_end = dst + width;
if ((mlib_s32)dst & 1) {
*dst++ = LUT(*src);
src++;
}
#pragma pipeloop(0)
for (; dst <= (dst_end - 2); dst += 2) {
((mlib_u16*)dst)[0] = (LUT(src[0]) << 8) | LUT(src[1]);
src += 2;
}
if (dst < dst_end) {
*dst++ = LUT(*src);
src++;
}
PTR_ADD(dstBase, dstScan);
PTR_ADD(srcBase, srcScan);
}
}
/***************************************************************/
void ADD_SUFF(Index12GrayToByteGrayConvert)(BLIT_PARAMS)
{
jint *SrcReadLut = pSrcInfo->lutBase;
mlib_u8 *LutU8 = (mlib_u8*)SrcReadLut + 3;
mlib_s32 dstScan = pDstInfo->scanStride;
mlib_s32 srcScan = pSrcInfo->scanStride;
mlib_s32 i, j;
if (width < 8) {
for (j = 0; j < height; j++) {
Index12GrayDataType *src = srcBase;
mlib_u8 *dst = dstBase;
for (i = 0; i < width; i++) {
dst[i] = LUT12(src[i]);
}
PTR_ADD(dstBase, dstScan);
PTR_ADD(srcBase, srcScan);
}
return;
}
if (srcScan == 2*width && dstScan == width) {
width *= height;
height = 1;
}
for (j = 0; j < height; j++) {
Index12GrayDataType *src = srcBase;
mlib_u8 *dst = dstBase;
mlib_u8 *dst_end = dst + width;
if ((mlib_s32)dst & 1) {
*dst++ = LUT12(*src);
src++;
}
#pragma pipeloop(0)
for (; dst <= (dst_end - 2); dst += 2) {
((mlib_u16*)dst)[0] = (LUT12(src[0]) << 8) | LUT12(src[1]);
src += 2;
}
if (dst < dst_end) {
*dst++ = LUT12(*src);
src++;
}
PTR_ADD(dstBase, dstScan);
PTR_ADD(srcBase, srcScan);
}
}
/***************************************************************/
void ADD_SUFF(Index8GrayToByteGrayScaleConvert)(SCALE_PARAMS)
{
jint *SrcReadLut = pSrcInfo->lutBase;
mlib_u8 *LutU8 = (mlib_u8*)SrcReadLut + 3;
mlib_s32 dstScan = pDstInfo->scanStride;
mlib_s32 srcScan = pSrcInfo->scanStride;
mlib_s32 i, j;
if (width < 8) {
for (j = 0; j < height; j++) {
Index8GrayDataType *src = srcBase;
mlib_u8 *dst = dstBase;
jint tmpsxloc = sxloc;
PTR_ADD(src, (syloc >> shift) * srcScan);
for (i = 0; i < width; i++) {
dst[i] = LUT(src[tmpsxloc >> shift]);
tmpsxloc += sxinc;
}
PTR_ADD(dstBase, dstScan);
syloc += syinc;
}
return;
}
for (j = 0; j < height; j++) {
Index8GrayDataType *src = srcBase;
mlib_u8 *dst = dstBase;
mlib_u8 *dst_end = dst + width;
jint tmpsxloc = sxloc;
PTR_ADD(src, (syloc >> shift) * srcScan);
if ((mlib_s32)dst & 1) {
*dst++ = LUT(src[tmpsxloc >> shift]);
tmpsxloc += sxinc;
}
#pragma pipeloop(0)
for (; dst <= (dst_end - 2); dst += 2) {
((mlib_u16*)dst)[0] = (LUT(src[tmpsxloc >> shift]) << 8) |
LUT(src[(tmpsxloc + sxinc) >> shift]);
tmpsxloc += 2*sxinc;
}
if (dst < dst_end) {
*dst = LUT(src[tmpsxloc >> shift]);
}
PTR_ADD(dstBase, dstScan);
syloc += syinc;
}
}
/***************************************************************/
void ADD_SUFF(Index12GrayToByteGrayScaleConvert)(SCALE_PARAMS)
{
jint *SrcReadLut = pSrcInfo->lutBase;
mlib_u8 *LutU8 = (mlib_u8*)SrcReadLut + 3;
mlib_s32 dstScan = pDstInfo->scanStride;
mlib_s32 srcScan = pSrcInfo->scanStride;
mlib_s32 i, j;
if (width < 8) {
for (j = 0; j < height; j++) {
Index12GrayDataType *src = srcBase;
mlib_u8 *dst = dstBase;
jint tmpsxloc = sxloc;
PTR_ADD(src, (syloc >> shift) * srcScan);
for (i = 0; i < width; i++) {
dst[i] = LUT12(src[tmpsxloc >> shift]);
tmpsxloc += sxinc;
}
PTR_ADD(dstBase, dstScan);
syloc += syinc;
}
return;
}
for (j = 0; j < height; j++) {
Index12GrayDataType *src = srcBase;
mlib_u8 *dst = dstBase;
mlib_u8 *dst_end = dst + width;
jint tmpsxloc = sxloc;
PTR_ADD(src, (syloc >> shift) * srcScan);
if ((mlib_s32)dst & 1) {
*dst++ = LUT12(src[tmpsxloc >> shift]);
tmpsxloc += sxinc;
}
#pragma pipeloop(0)
for (; dst <= (dst_end - 2); dst += 2) {
((mlib_u16*)dst)[0] = (LUT12(src[tmpsxloc >> shift]) << 8) |
LUT12(src[(tmpsxloc + sxinc) >> shift]);
tmpsxloc += 2*sxinc;
}
if (dst < dst_end) {
*dst = LUT12(src[tmpsxloc >> shift]);
}
PTR_ADD(dstBase, dstScan);
syloc += syinc;
}
}
/***************************************************************/
void ADD_SUFF(ByteIndexedToByteGrayConvert)(BLIT_PARAMS)
{
jint *srcLut = pSrcInfo->lutBase;
juint lutSize = pSrcInfo->lutSize;
mlib_u8 LutU8[256];
mlib_s32 dstScan = pDstInfo->scanStride;
mlib_s32 srcScan = pSrcInfo->scanStride;
mlib_s32 i, j;
if (width < 8) {
for (j = 0; j < height; j++) {
mlib_u8 *src = srcBase;
mlib_u8 *dst = dstBase;
for (i = 0; i < width; i++) {
jint argb = srcLut[src[i]];
int r, g, b;
b = (argb) & 0xff;
g = (argb >> 8) & 0xff;
r = (argb >> 16) & 0xff;
dst[i] = RGB2GRAY(r, g, b);
}
PTR_ADD(dstBase, dstScan);
PTR_ADD(srcBase, srcScan);
}
return;
}
if (lutSize >= 256) lutSize = 256;
ADD_SUFF(IntArgbToByteGrayConvert)(srcLut, LutU8, lutSize, 1,
pSrcInfo, pDstInfo, pPrim, pCompInfo);
for (i = lutSize; i < 256; i++) {
LutU8[i] = 0;
}
if (srcScan == width && dstScan == width) {
width *= height;
height = 1;
}
for (j = 0; j < height; j++) {
mlib_u8 *src = srcBase;
mlib_u8 *dst = dstBase;
mlib_u8 *dst_end = dst + width;
if ((mlib_s32)dst & 1) {
*dst++ = LutU8[*src];
src++;
}
#pragma pipeloop(0)
for (; dst <= (dst_end - 2); dst += 2) {
((mlib_u16*)dst)[0] = (LutU8[src[0]] << 8) | LutU8[src[1]];
src += 2;
}
if (dst < dst_end) {
*dst++ = LutU8[*src];
src++;
}
PTR_ADD(dstBase, dstScan);
PTR_ADD(srcBase, srcScan);
}
}
/***************************************************************/
void ADD_SUFF(ByteIndexedToByteGrayScaleConvert)(SCALE_PARAMS)
{
jint *srcLut = pSrcInfo->lutBase;
juint lutSize = pSrcInfo->lutSize;
mlib_u8 LutU8[256];
mlib_s32 dstScan = pDstInfo->scanStride;
mlib_s32 srcScan = pSrcInfo->scanStride;
mlib_s32 i, j;
if (width < 8) {
for (j = 0; j < height; j++) {
mlib_u8 *src = srcBase;
mlib_u8 *dst = dstBase;
jint tmpsxloc = sxloc;
PTR_ADD(src, (syloc >> shift) * srcScan);
for (i = 0; i < width; i++) {
jint argb = srcLut[src[tmpsxloc >> shift]];
int r, g, b;
b = (argb) & 0xff;
g = (argb >> 8) & 0xff;
r = (argb >> 16) & 0xff;
dst[i] = RGB2GRAY(r, g, b);
tmpsxloc += sxinc;
}
PTR_ADD(dstBase, dstScan);
syloc += syinc;
}
return;
}
if (lutSize >= 256) lutSize = 256;
ADD_SUFF(IntArgbToByteGrayConvert)(srcLut, LutU8, lutSize, 1,
pSrcInfo, pDstInfo, pPrim, pCompInfo);
for (i = lutSize; i < 256; i++) {
LutU8[i] = 0;
}
for (j = 0; j < height; j++) {
mlib_u8 *src = srcBase;
mlib_u8 *dst = dstBase;
mlib_u8 *dst_end = dst + width;
jint tmpsxloc = sxloc;
PTR_ADD(src, (syloc >> shift) * srcScan);
if ((mlib_s32)dst & 1) {
*dst++ = LutU8[src[tmpsxloc >> shift]];
tmpsxloc += sxinc;
}
#pragma pipeloop(0)
for (; dst <= (dst_end - 2); dst += 2) {
((mlib_u16*)dst)[0] = (LutU8[src[tmpsxloc >> shift]] << 8) |
LutU8[src[(tmpsxloc + sxinc) >> shift]];
tmpsxloc += 2*sxinc;
}
if (dst < dst_end) {
*dst = LutU8[src[tmpsxloc >> shift]];
}
PTR_ADD(dstBase, dstScan);
syloc += syinc;
}
}
/***************************************************************/
void ADD_SUFF(ByteIndexedBmToByteGrayXparOver)(BLIT_PARAMS)
{
jint *srcLut = pSrcInfo->lutBase;
juint lutSize = pSrcInfo->lutSize;
mlib_u8 LutU8[256];
mlib_u32 LutU32[256];
mlib_s32 dstScan = pDstInfo->scanStride;
mlib_s32 srcScan = pSrcInfo->scanStride;
mlib_s32 i, j, x0, x1, mask, res;
if (width < 16) {
for (j = 0; j < height; j++) {
mlib_u8 *src = srcBase;
mlib_u8 *dst = dstBase;
for (i = 0; i < width; i++) {
mlib_s32 argb = srcLut[src[i]];
if (argb < 0) {
int r, g, b;
b = (argb) & 0xff;
g = (argb >> 8) & 0xff;
r = (argb >> 16) & 0xff;
dst[i] = RGB2GRAY(r, g, b);
}
}
PTR_ADD(dstBase, dstScan);
PTR_ADD(srcBase, srcScan);
}
return;
}
if (lutSize >= 256) lutSize = 256;
ADD_SUFF(IntArgbToByteGrayConvert)(srcLut, LutU8, lutSize, 1,
pSrcInfo, pDstInfo, pPrim, pCompInfo);
for (i = lutSize; i < 256; i++) {
LutU8[i] = 0;
}
#pragma pipeloop(0)
for (i = 0; i < 256; i++) {
LutU32[i] = ((srcLut[i] >> 31) & 0xFF0000) | LutU8[i];
}
if (srcScan == width && dstScan == width) {
width *= height;
height = 1;
}
for (j = 0; j < height; j++) {
mlib_u8 *src = srcBase;
mlib_u8 *dst = dstBase;
mlib_u8 *dst_end = dst + width;
if ((mlib_s32)dst & 1) {
x0 = *src;
res = LutU32[x0];
mask = res >> 16;
*dst++ = (res & mask) | (*dst &~ mask);
src++;
}
#pragma pipeloop(0)
for (; dst <= (dst_end - 2); dst += 2) {
x0 = src[0];
x1 = src[1];
res = (LutU32[x0] << 8) | LutU32[x1];
mask = res >> 16;
((mlib_u16*)dst)[0] = (res & mask) | (((mlib_u16*)dst)[0] &~ mask);
src += 2;
}
if (dst < dst_end) {
x0 = *src;
res = LutU32[x0];
mask = res >> 16;
*dst = (res & mask) | (*dst &~ mask);
}
PTR_ADD(dstBase, dstScan);
PTR_ADD(srcBase, srcScan);
}
}
/***************************************************************/
void ADD_SUFF(ByteIndexedBmToByteGrayXparBgCopy)(BCOPY_PARAMS)
{
jint *srcLut = pSrcInfo->lutBase;
juint lutSize = pSrcInfo->lutSize;
mlib_u8 LutU8[256];
mlib_s32 dstScan = pDstInfo->scanStride;
mlib_s32 srcScan = pSrcInfo->scanStride;
mlib_s32 i, j;
if (width < 16) {
for (j = 0; j < height; j++) {
mlib_u8 *src = srcBase;
mlib_u8 *dst = dstBase;
for (i = 0; i < width; i++) {
mlib_s32 argb = srcLut[src[i]];
if (argb < 0) {
int r, g, b;
b = (argb) & 0xff;
g = (argb >> 8) & 0xff;
r = (argb >> 16) & 0xff;
dst[i] = RGB2GRAY(r, g, b);
} else {
dst[i] = bgpixel;
}
}
PTR_ADD(dstBase, dstScan);
PTR_ADD(srcBase, srcScan);
}
return;
}
if (lutSize >= 256) lutSize = 256;
ADD_SUFF(IntArgbToByteGrayConvert)(srcLut, LutU8, lutSize, 1,
pSrcInfo, pDstInfo, pPrim, pCompInfo);
for (i = lutSize; i < 256; i++) {
LutU8[i] = 0;
}
#pragma pipeloop(0)
for (i = 0; i < 256; i++) {
if (srcLut[i] >= 0) LutU8[i] = bgpixel;
}
if (srcScan == width && dstScan == width) {
width *= height;
height = 1;
}
for (j = 0; j < height; j++) {
mlib_u8 *src = srcBase;
mlib_u8 *dst = dstBase;
mlib_u8 *dst_end = dst + width;
if ((mlib_s32)dst & 1) {
*dst++ = LutU8[*src];
src++;
}
#pragma pipeloop(0)
for (; dst <= (dst_end - 2); dst += 2) {
((mlib_u16*)dst)[0] = (LutU8[src[0]] << 8) | LutU8[src[1]];
src += 2;
}
if (dst < dst_end) {
*dst++ = LutU8[*src];
src++;
}
PTR_ADD(dstBase, dstScan);
PTR_ADD(srcBase, srcScan);
}
}
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