| /**************************************************************************** |
| ** |
| ** Copyright (C) 2011 Nokia Corporation and/or its subsidiary(-ies). |
| ** All rights reserved. |
| ** Contact: Nokia Corporation (qt-info@nokia.com) |
| ** |
| ** This file is part of the QtGui module of the Qt Toolkit. |
| ** |
| ** $QT_BEGIN_LICENSE:LGPL$ |
| ** GNU Lesser General Public License Usage |
| ** This file may be used under the terms of the GNU Lesser General Public |
| ** License version 2.1 as published by the Free Software Foundation and |
| ** appearing in the file LICENSE.LGPL included in the packaging of this |
| ** file. Please review the following information to ensure the GNU Lesser |
| ** General Public License version 2.1 requirements will be met: |
| ** http://www.gnu.org/licenses/old-licenses/lgpl-2.1.html. |
| ** |
| ** In addition, as a special exception, Nokia gives you certain additional |
| ** rights. These rights are described in the Nokia Qt LGPL Exception |
| ** version 1.1, included in the file LGPL_EXCEPTION.txt in this package. |
| ** |
| ** GNU General Public License Usage |
| ** Alternatively, this file may be used under the terms of the GNU General |
| ** Public License version 3.0 as published by the Free Software Foundation |
| ** and appearing in the file LICENSE.GPL included in the packaging of this |
| ** file. Please review the following information to ensure the GNU General |
| ** Public License version 3.0 requirements will be met: |
| ** http://www.gnu.org/copyleft/gpl.html. |
| ** |
| ** Other Usage |
| ** Alternatively, this file may be used in accordance with the terms and |
| ** conditions contained in a signed written agreement between you and Nokia. |
| ** |
| ** |
| ** |
| ** |
| ** |
| ** $QT_END_LICENSE$ |
| ** |
| ****************************************************************************/ |
| |
| #include "private/qmemrotate_p.h" |
| |
| QT_BEGIN_NAMESPACE |
| |
| #if QT_ROTATION_ALGORITHM == QT_ROTATION_TILED |
| static const int tileSize = 32; |
| #endif |
| |
| #if Q_BYTE_ORDER == Q_BIG_ENDIAN |
| #if QT_ROTATION_ALGORITHM == QT_ROTATION_PACKED || QT_ROTATION_ALGORITHM == QT_ROTATION_TILED |
| #error Big endian version not implemented for the transformed driver! |
| #endif |
| #endif |
| |
| template <class DST, class SRC> |
| Q_STATIC_TEMPLATE_FUNCTION inline void qt_memrotate90_cachedRead(const SRC *src, int w, int h, |
| int sstride, |
| DST *dest, int dstride) |
| { |
| const char *s = reinterpret_cast<const char*>(src); |
| char *d = reinterpret_cast<char*>(dest); |
| for (int y = 0; y < h; ++y) { |
| for (int x = w - 1; x >= 0; --x) { |
| DST *destline = reinterpret_cast<DST*>(d + (w - x - 1) * dstride); |
| destline[y] = qt_colorConvert<DST,SRC>(src[x], 0); |
| } |
| s += sstride; |
| src = reinterpret_cast<const SRC*>(s); |
| } |
| } |
| |
| template <class DST, class SRC> |
| Q_STATIC_TEMPLATE_FUNCTION inline void qt_memrotate270_cachedRead(const SRC *src, int w, int h, |
| int sstride, |
| DST *dest, int dstride) |
| { |
| const char *s = reinterpret_cast<const char*>(src); |
| char *d = reinterpret_cast<char*>(dest); |
| s += (h - 1) * sstride; |
| for (int y = h - 1; y >= 0; --y) { |
| src = reinterpret_cast<const SRC*>(s); |
| for (int x = 0; x < w; ++x) { |
| DST *destline = reinterpret_cast<DST*>(d + x * dstride); |
| destline[h - y - 1] = qt_colorConvert<DST,SRC>(src[x], 0); |
| } |
| s -= sstride; |
| } |
| } |
| |
| #if QT_ROTATION_ALGORITHM == QT_ROTATION_CACHEDWRITE |
| |
| template <class DST, class SRC> |
| Q_STATIC_TEMPLATE_FUNCTION inline void qt_memrotate90_cachedWrite(const SRC *src, int w, int h, |
| int sstride, |
| DST *dest, int dstride) |
| { |
| for (int x = w - 1; x >= 0; --x) { |
| DST *d = dest + (w - x - 1) * dstride; |
| for (int y = 0; y < h; ++y) { |
| *d++ = qt_colorConvert<DST,SRC>(src[y * sstride + x], 0); |
| } |
| } |
| |
| } |
| |
| template <class DST, class SRC> |
| Q_STATIC_TEMPLATE_FUNCTION inline void qt_memrotate270_cachedWrite(const SRC *src, int w, int h, |
| int sstride, |
| DST *dest, int dstride) |
| { |
| for (int x = 0; x < w; ++x) { |
| DST *d = dest + x * dstride; |
| for (int y = h - 1; y >= 0; --y) { |
| *d++ = qt_colorConvert<DST,SRC>(src[y * sstride + x], 0); |
| } |
| } |
| } |
| |
| #endif // QT_ROTATION_CACHEDWRITE |
| |
| #if QT_ROTATION_ALGORITHM == QT_ROTATION_PACKING |
| |
| // TODO: packing algorithms should probably be modified on 64-bit architectures |
| |
| template <class DST, class SRC> |
| Q_STATIC_TEMPLATE_FUNCTION inline void qt_memrotate90_packing(const SRC *src, int w, int h, |
| int sstride, |
| DST *dest, int dstride) |
| { |
| sstride /= sizeof(SRC); |
| dstride /= sizeof(DST); |
| |
| const int pack = sizeof(quint32) / sizeof(DST); |
| const int unaligned = int((long(dest) & (sizeof(quint32)-1))) / sizeof(DST); |
| |
| for (int x = w - 1; x >= 0; --x) { |
| int y = 0; |
| |
| for (int i = 0; i < unaligned; ++i) { |
| dest[(w - x - 1) * dstride + y] |
| = qt_colorConvert<DST,SRC>(src[y * sstride + x], 0); |
| ++y; |
| } |
| |
| quint32 *d = reinterpret_cast<quint32*>(dest + (w - x - 1) * dstride |
| + unaligned); |
| const int rest = (h - unaligned) % pack; |
| while (y < h - rest) { |
| quint32 c = qt_colorConvert<DST,SRC>(src[y * sstride + x], 0); |
| for (int i = 1; i < pack; ++i) { |
| c |= qt_colorConvert<DST,SRC>(src[(y + i) * sstride + x], 0) |
| << (sizeof(int) * 8 / pack * i); |
| } |
| *d++ = c; |
| y += pack; |
| } |
| |
| while (y < h) { |
| dest[(w - x - 1) * dstride + y] |
| = qt_colorConvert<DST,SRC>(src[y * sstride + x], 0); |
| ++y; |
| } |
| } |
| } |
| |
| template <class DST, class SRC> |
| Q_STATIC_TEMPLATE_FUNCTION inline void qt_memrotate270_packing(const SRC *src, int w, int h, |
| int sstride, |
| DST *dest, int dstride) |
| { |
| sstride /= sizeof(SRC); |
| dstride /= sizeof(DST); |
| |
| const int pack = sizeof(quint32) / sizeof(DST); |
| const int unaligned = int((long(dest) & (sizeof(quint32)-1))) / sizeof(DST); |
| |
| for (int x = 0; x < w; ++x) { |
| int y = h - 1; |
| |
| for (int i = 0; i < unaligned; ++i) { |
| dest[x * dstride + h - y - 1] |
| = qt_colorConvert<DST,SRC>(src[y * sstride + x], 0); |
| --y; |
| } |
| |
| quint32 *d = reinterpret_cast<quint32*>(dest + x * dstride |
| + unaligned); |
| const int rest = (h - unaligned) % pack; |
| while (y > rest) { |
| quint32 c = qt_colorConvert<DST,SRC>(src[y * sstride + x], 0); |
| for (int i = 1; i < pack; ++i) { |
| c |= qt_colorConvert<DST,SRC>(src[(y - i) * sstride + x], 0) |
| << (sizeof(int) * 8 / pack * i); |
| } |
| *d++ = c; |
| y -= pack; |
| } |
| while (y >= 0) { |
| dest[x * dstride + h - y - 1] |
| = qt_colorConvert<DST,SRC>(src[y * sstride + x], 0); |
| --y; |
| } |
| } |
| } |
| |
| #endif // QT_ROTATION_PACKING |
| |
| #if QT_ROTATION_ALGORITHM == QT_ROTATION_TILED |
| template <class DST, class SRC> |
| Q_STATIC_TEMPLATE_FUNCTION inline void qt_memrotate90_tiled(const SRC *src, int w, int h, |
| int sstride, |
| DST *dest, int dstride) |
| { |
| sstride /= sizeof(SRC); |
| dstride /= sizeof(DST); |
| |
| const int pack = sizeof(quint32) / sizeof(DST); |
| const int unaligned = |
| qMin(uint((quintptr(dest) & (sizeof(quint32)-1)) / sizeof(DST)), uint(h)); |
| const int restX = w % tileSize; |
| const int restY = (h - unaligned) % tileSize; |
| const int unoptimizedY = restY % pack; |
| const int numTilesX = w / tileSize + (restX > 0); |
| const int numTilesY = (h - unaligned) / tileSize + (restY >= pack); |
| |
| for (int tx = 0; tx < numTilesX; ++tx) { |
| const int startx = w - tx * tileSize - 1; |
| const int stopx = qMax(startx - tileSize, 0); |
| |
| if (unaligned) { |
| for (int x = startx; x >= stopx; --x) { |
| DST *d = dest + (w - x - 1) * dstride; |
| for (int y = 0; y < unaligned; ++y) { |
| *d++ = qt_colorConvert<DST,SRC>(src[y * sstride + x], 0); |
| } |
| } |
| } |
| |
| for (int ty = 0; ty < numTilesY; ++ty) { |
| const int starty = ty * tileSize + unaligned; |
| const int stopy = qMin(starty + tileSize, h - unoptimizedY); |
| |
| for (int x = startx; x >= stopx; --x) { |
| quint32 *d = reinterpret_cast<quint32*>(dest + (w - x - 1) * dstride + starty); |
| for (int y = starty; y < stopy; y += pack) { |
| quint32 c = qt_colorConvert<DST,SRC>(src[y * sstride + x], 0); |
| for (int i = 1; i < pack; ++i) { |
| const int shift = (sizeof(int) * 8 / pack * i); |
| const DST color = qt_colorConvert<DST,SRC>(src[(y + i) * sstride + x], 0); |
| c |= color << shift; |
| } |
| *d++ = c; |
| } |
| } |
| } |
| |
| if (unoptimizedY) { |
| const int starty = h - unoptimizedY; |
| for (int x = startx; x >= stopx; --x) { |
| DST *d = dest + (w - x - 1) * dstride + starty; |
| for (int y = starty; y < h; ++y) { |
| *d++ = qt_colorConvert<DST,SRC>(src[y * sstride + x], 0); |
| } |
| } |
| } |
| } |
| } |
| |
| template <class DST, class SRC> |
| Q_STATIC_TEMPLATE_FUNCTION inline void qt_memrotate90_tiled_unpacked(const SRC *src, int w, int h, |
| int sstride, |
| DST *dest, int dstride) |
| { |
| const int numTilesX = (w + tileSize - 1) / tileSize; |
| const int numTilesY = (h + tileSize - 1) / tileSize; |
| |
| for (int tx = 0; tx < numTilesX; ++tx) { |
| const int startx = w - tx * tileSize - 1; |
| const int stopx = qMax(startx - tileSize, 0); |
| |
| for (int ty = 0; ty < numTilesY; ++ty) { |
| const int starty = ty * tileSize; |
| const int stopy = qMin(starty + tileSize, h); |
| |
| for (int x = startx; x >= stopx; --x) { |
| DST *d = (DST*)((char*)dest + (w - x - 1) * dstride) + starty; |
| const char *s = (const char*)(src + x) + starty * sstride; |
| for (int y = starty; y < stopy; ++y) { |
| *d++ = qt_colorConvert<DST,SRC>(*(const SRC*)(s), 0); |
| s += sstride; |
| } |
| } |
| } |
| } |
| } |
| |
| template <class DST, class SRC> |
| Q_STATIC_TEMPLATE_FUNCTION inline void qt_memrotate270_tiled(const SRC *src, int w, int h, |
| int sstride, |
| DST *dest, int dstride) |
| { |
| sstride /= sizeof(SRC); |
| dstride /= sizeof(DST); |
| |
| const int pack = sizeof(quint32) / sizeof(DST); |
| const int unaligned = |
| qMin(uint((long(dest) & (sizeof(quint32)-1)) / sizeof(DST)), uint(h)); |
| const int restX = w % tileSize; |
| const int restY = (h - unaligned) % tileSize; |
| const int unoptimizedY = restY % pack; |
| const int numTilesX = w / tileSize + (restX > 0); |
| const int numTilesY = (h - unaligned) / tileSize + (restY >= pack); |
| |
| for (int tx = 0; tx < numTilesX; ++tx) { |
| const int startx = tx * tileSize; |
| const int stopx = qMin(startx + tileSize, w); |
| |
| if (unaligned) { |
| for (int x = startx; x < stopx; ++x) { |
| DST *d = dest + x * dstride; |
| for (int y = h - 1; y >= h - unaligned; --y) { |
| *d++ = qt_colorConvert<DST,SRC>(src[y * sstride + x], 0); |
| } |
| } |
| } |
| |
| for (int ty = 0; ty < numTilesY; ++ty) { |
| const int starty = h - 1 - unaligned - ty * tileSize; |
| const int stopy = qMax(starty - tileSize, unoptimizedY); |
| |
| for (int x = startx; x < stopx; ++x) { |
| quint32 *d = reinterpret_cast<quint32*>(dest + x * dstride |
| + h - 1 - starty); |
| for (int y = starty; y > stopy; y -= pack) { |
| quint32 c = qt_colorConvert<DST,SRC>(src[y * sstride + x], 0); |
| for (int i = 1; i < pack; ++i) { |
| const int shift = (sizeof(int) * 8 / pack * i); |
| const DST color = qt_colorConvert<DST,SRC>(src[(y - i) * sstride + x], 0); |
| c |= color << shift; |
| } |
| *d++ = c; |
| } |
| } |
| } |
| if (unoptimizedY) { |
| const int starty = unoptimizedY - 1; |
| for (int x = startx; x < stopx; ++x) { |
| DST *d = dest + x * dstride + h - 1 - starty; |
| for (int y = starty; y >= 0; --y) { |
| *d++ = qt_colorConvert<DST,SRC>(src[y * sstride + x], 0); |
| } |
| } |
| } |
| } |
| } |
| |
| template <class DST, class SRC> |
| Q_STATIC_TEMPLATE_FUNCTION inline void qt_memrotate270_tiled_unpacked(const SRC *src, int w, int h, |
| int sstride, |
| DST *dest, int dstride) |
| { |
| const int numTilesX = (w + tileSize - 1) / tileSize; |
| const int numTilesY = (h + tileSize - 1) / tileSize; |
| |
| for (int tx = 0; tx < numTilesX; ++tx) { |
| const int startx = tx * tileSize; |
| const int stopx = qMin(startx + tileSize, w); |
| |
| for (int ty = 0; ty < numTilesY; ++ty) { |
| const int starty = h - 1 - ty * tileSize; |
| const int stopy = qMax(starty - tileSize, 0); |
| |
| for (int x = startx; x < stopx; ++x) { |
| DST *d = (DST*)((char*)dest + x * dstride) + h - 1 - starty; |
| const char *s = (const char*)(src + x) + starty * sstride; |
| for (int y = starty; y >= stopy; --y) { |
| *d++ = qt_colorConvert<DST,SRC>(*(const SRC*)s, 0); |
| s -= sstride; |
| } |
| } |
| } |
| } |
| } |
| |
| #endif // QT_ROTATION_ALGORITHM |
| |
| template <class DST, class SRC> |
| Q_STATIC_TEMPLATE_FUNCTION inline void qt_memrotate90_template(const SRC *src, |
| int srcWidth, int srcHeight, int srcStride, |
| DST *dest, int dstStride) |
| { |
| #if QT_ROTATION_ALGORITHM == QT_ROTATION_CACHEDREAD |
| qt_memrotate90_cachedRead<DST,SRC>(src, srcWidth, srcHeight, srcStride, |
| dest, dstStride); |
| #elif QT_ROTATION_ALGORITHM == QT_ROTATION_CACHEDWRITE |
| qt_memrotate90_cachedWrite<DST,SRC>(src, srcWidth, srcHeight, srcStride, |
| dest, dstStride); |
| #elif QT_ROTATION_ALGORITHM == QT_ROTATION_PACKING |
| qt_memrotate90_packing<DST,SRC>(src, srcWidth, srcHeight, srcStride, |
| dest, dstStride); |
| #elif QT_ROTATION_ALGORITHM == QT_ROTATION_TILED |
| qt_memrotate90_tiled<DST,SRC>(src, srcWidth, srcHeight, srcStride, |
| dest, dstStride); |
| #endif |
| } |
| |
| template <class DST, class SRC> |
| Q_STATIC_TEMPLATE_FUNCTION inline void qt_memrotate180_template(const SRC *src, |
| int w, int h, int sstride, |
| DST *dest, int dstride) |
| { |
| const char *s = (const char*)(src) + (h - 1) * sstride; |
| for (int y = h - 1; y >= 0; --y) { |
| DST *d = reinterpret_cast<DST*>((char *)(dest) + (h - y - 1) * dstride); |
| src = reinterpret_cast<const SRC*>(s); |
| for (int x = w - 1; x >= 0; --x) { |
| d[w - x - 1] = qt_colorConvert<DST,SRC>(src[x], 0); |
| } |
| s -= sstride; |
| } |
| } |
| |
| template <class DST, class SRC> |
| Q_STATIC_TEMPLATE_FUNCTION inline void qt_memrotate270_template(const SRC *src, |
| int srcWidth, int srcHeight, int srcStride, |
| DST *dest, int dstStride) |
| { |
| #if QT_ROTATION_ALGORITHM == QT_ROTATION_CACHEDREAD |
| qt_memrotate270_cachedRead<DST,SRC>(src, srcWidth, srcHeight, srcStride, |
| dest, dstStride); |
| #elif QT_ROTATION_ALGORITHM == QT_ROTATION_CACHEDWRITE |
| qt_memrotate270_cachedWrite<DST,SRC>(src, srcWidth, srcHeight, srcStride, |
| dest, dstStride); |
| #elif QT_ROTATION_ALGORITHM == QT_ROTATION_PACKING |
| qt_memrotate270_packing<DST,SRC>(src, srcWidth, srcHeight, srcStride, |
| dest, dstStride); |
| #elif QT_ROTATION_ALGORITHM == QT_ROTATION_TILED |
| qt_memrotate270_tiled_unpacked<DST,SRC>(src, srcWidth, srcHeight, |
| srcStride, |
| dest, dstStride); |
| #endif |
| } |
| |
| template <> |
| Q_STATIC_TEMPLATE_SPECIALIZATION |
| inline void qt_memrotate90_template<quint24, quint24>(const quint24 *src, |
| int srcWidth, int srcHeight, int srcStride, |
| quint24 *dest, int dstStride) |
| { |
| #if QT_ROTATION_ALGORITHM == QT_ROTATION_CACHEDREAD |
| qt_memrotate90_cachedRead<quint24,quint24>(src, srcWidth, srcHeight, |
| srcStride, dest, dstStride); |
| #elif QT_ROTATION_ALGORITHM == QT_ROTATION_CACHEDWRITE |
| qt_memrotate90_cachedWrite<quint24,quint24>(src, srcWidth, srcHeight, |
| srcStride, dest, dstStride); |
| #elif QT_ROTATION_ALGORITHM == QT_ROTATION_PACKING |
| // packed algorithm not implemented |
| qt_memrotate90_cachedRead<quint24,quint24>(src, srcWidth, srcHeight, |
| srcStride, dest, dstStride); |
| #elif QT_ROTATION_ALGORITHM == QT_ROTATION_TILED |
| // packed algorithm not implemented |
| qt_memrotate90_tiled_unpacked<quint24,quint24>(src, srcWidth, srcHeight, |
| srcStride, dest, dstStride); |
| #endif |
| } |
| |
| template <> |
| Q_STATIC_TEMPLATE_SPECIALIZATION |
| inline void qt_memrotate90_template<quint24, quint32>(const quint32 *src, |
| int srcWidth, int srcHeight, int srcStride, |
| quint24 *dest, int dstStride) |
| { |
| #if QT_ROTATION_ALGORITHM == QT_ROTATION_CACHEDREAD |
| qt_memrotate90_cachedRead<quint24,quint32>(src, srcWidth, srcHeight, |
| srcStride, dest, dstStride); |
| #elif QT_ROTATION_ALGORITHM == QT_ROTATION_CACHEDWRITE |
| qt_memrotate90_cachedWrite<quint24,quint32>(src, srcWidth, srcHeight, |
| srcStride, dest, dstStride); |
| #elif QT_ROTATION_ALGORITHM == QT_ROTATION_PACKING |
| // packed algorithm not implemented |
| qt_memrotate90_cachedRead<quint24,quint32>(src, srcWidth, srcHeight, |
| srcStride, dest, dstStride); |
| #elif QT_ROTATION_ALGORITHM == QT_ROTATION_TILED |
| // packed algorithm not implemented |
| qt_memrotate90_tiled_unpacked<quint24,quint32>(src, srcWidth, srcHeight, |
| srcStride, dest, dstStride); |
| #endif |
| } |
| |
| template <> |
| Q_STATIC_TEMPLATE_SPECIALIZATION |
| inline void qt_memrotate90_template<quint18, quint32>(const quint32 *src, |
| int srcWidth, int srcHeight, int srcStride, |
| quint18 *dest, int dstStride) |
| { |
| #if QT_ROTATION_ALGORITHM == QT_ROTATION_CACHEDREAD |
| qt_memrotate90_cachedRead<quint18,quint32>(src, srcWidth, srcHeight, |
| srcStride, dest, dstStride); |
| #elif QT_ROTATION_ALGORITHM == QT_ROTATION_CACHEDWRITE |
| qt_memrotate90_cachedWrite<quint18,quint32>(src, srcWidth, srcHeight, |
| srcStride, dest, dstStride); |
| #elif QT_ROTATION_ALGORITHM == QT_ROTATION_PACKING |
| // packed algorithm not implemented |
| qt_memrotate90_cachedRead<quint18,quint32>(src, srcWidth, srcHeight, |
| srcStride, dest, dstStride); |
| #elif QT_ROTATION_ALGORITHM == QT_ROTATION_TILED |
| // packed algorithm not implemented |
| qt_memrotate90_tiled_unpacked<quint18,quint32>(src, srcWidth, srcHeight, |
| srcStride, dest, dstStride); |
| #endif |
| } |
| |
| #define QT_IMPL_MEMROTATE(srctype, desttype) \ |
| void qt_memrotate90(const srctype *src, int w, int h, int sstride, \ |
| desttype *dest, int dstride) \ |
| { \ |
| qt_memrotate90_template(src, w, h, sstride, dest, dstride); \ |
| } \ |
| void qt_memrotate180(const srctype *src, int w, int h, int sstride, \ |
| desttype *dest, int dstride) \ |
| { \ |
| qt_memrotate180_template(src, w, h, sstride, dest, dstride); \ |
| } \ |
| void qt_memrotate270(const srctype *src, int w, int h, int sstride, \ |
| desttype *dest, int dstride) \ |
| { \ |
| qt_memrotate270_template(src, w, h, sstride, dest, dstride); \ |
| } |
| |
| #define QT_IMPL_SIMPLE_MEMROTATE(srctype, desttype) \ |
| void qt_memrotate90(const srctype *src, int w, int h, int sstride, \ |
| desttype *dest, int dstride) \ |
| { \ |
| qt_memrotate90_tiled_unpacked<desttype,srctype>(src, w, h, sstride, dest, dstride); \ |
| } \ |
| void qt_memrotate180(const srctype *src, int w, int h, int sstride, \ |
| desttype *dest, int dstride) \ |
| { \ |
| qt_memrotate180_template(src, w, h, sstride, dest, dstride); \ |
| } \ |
| void qt_memrotate270(const srctype *src, int w, int h, int sstride, \ |
| desttype *dest, int dstride) \ |
| { \ |
| qt_memrotate270_tiled_unpacked<desttype,srctype>(src, w, h, sstride, dest, dstride); \ |
| } |
| |
| |
| |
| |
| QT_IMPL_MEMROTATE(quint32, quint32) |
| QT_IMPL_MEMROTATE(quint32, quint16) |
| QT_IMPL_MEMROTATE(quint16, quint32) |
| QT_IMPL_MEMROTATE(quint16, quint16) |
| QT_IMPL_MEMROTATE(quint24, quint24) |
| QT_IMPL_MEMROTATE(quint32, quint24) |
| QT_IMPL_MEMROTATE(quint32, quint18) |
| QT_IMPL_MEMROTATE(quint32, quint8) |
| QT_IMPL_MEMROTATE(quint16, quint8) |
| QT_IMPL_MEMROTATE(qrgb444, quint8) |
| QT_IMPL_MEMROTATE(quint8, quint8) |
| |
| #if defined(QT_QWS_ROTATE_BGR) |
| QT_IMPL_SIMPLE_MEMROTATE(quint16, qbgr565) |
| QT_IMPL_SIMPLE_MEMROTATE(quint32, qbgr565) |
| QT_IMPL_SIMPLE_MEMROTATE(qrgb555, qbgr555) |
| QT_IMPL_SIMPLE_MEMROTATE(quint32, qbgr555) |
| #endif |
| |
| #ifdef QT_QWS_DEPTH_GENERIC |
| QT_IMPL_MEMROTATE(quint32, qrgb_generic16) |
| QT_IMPL_MEMROTATE(quint16, qrgb_generic16) |
| #endif |
| |
| struct qrgb_gl_rgba |
| { |
| public: |
| inline qrgb_gl_rgba(quint32 v) { |
| if (QSysInfo::ByteOrder == QSysInfo::LittleEndian) |
| data = ((v << 16) & 0xff0000) | ((v >> 16) & 0xff) | (v & 0xff00ff00); |
| else |
| data = (v << 8) | ((v >> 24) & 0xff); |
| } |
| |
| inline operator quint32() const { return data; } |
| |
| private: |
| quint32 data; |
| } Q_PACKED; |
| |
| void Q_GUI_EXPORT qt_memrotate90_gl(const quint32 *src, int srcWidth, int srcHeight, int srcStride, |
| quint32 *dest, int dstStride) |
| { |
| qt_memrotate90_template(src, srcWidth, srcHeight, srcStride, reinterpret_cast<qrgb_gl_rgba *>(dest), dstStride); |
| } |
| |
| void qt_memrotate90_16(const uchar *srcPixels, int w, int h, int sbpl, uchar *destPixels, int dbpl) |
| { |
| qt_memrotate90((const ushort *)srcPixels, w, h, sbpl, (ushort *)destPixels, dbpl); |
| } |
| |
| void qt_memrotate180_16(const uchar *srcPixels, int w, int h, int sbpl, uchar *destPixels, int dbpl) |
| { |
| qt_memrotate180((const ushort *)srcPixels, w, h, sbpl, (ushort *)destPixels, dbpl); |
| } |
| |
| void qt_memrotate270_16(const uchar *srcPixels, int w, int h, int sbpl, uchar *destPixels, int dbpl) |
| { |
| qt_memrotate270((const ushort *)srcPixels, w, h, sbpl, (ushort *)destPixels, dbpl); |
| } |
| |
| void qt_memrotate90_32(const uchar *srcPixels, int w, int h, int sbpl, uchar *destPixels, int dbpl) |
| { |
| qt_memrotate90((const uint *)srcPixels, w, h, sbpl, (uint *)destPixels, dbpl); |
| } |
| |
| void qt_memrotate180_32(const uchar *srcPixels, int w, int h, int sbpl, uchar *destPixels, int dbpl) |
| { |
| qt_memrotate180((const uint *)srcPixels, w, h, sbpl, (uint *)destPixels, dbpl); |
| } |
| |
| void qt_memrotate270_32(const uchar *srcPixels, int w, int h, int sbpl, uchar *destPixels, int dbpl) |
| { |
| qt_memrotate270((const uint *)srcPixels, w, h, sbpl, (uint *)destPixels, dbpl); |
| } |
| |
| MemRotateFunc qMemRotateFunctions[QImage::NImageFormats][3] = |
| // 90, 180, 270 |
| { |
| { 0, 0, 0 }, // Format_Invalid, |
| { 0, 0, 0 }, // Format_Mono, |
| { 0, 0, 0 }, // Format_MonoLSB, |
| { 0, 0, 0 }, // Format_Indexed8, |
| { qt_memrotate90_32, qt_memrotate180_32, qt_memrotate270_32 }, // Format_RGB32, |
| { qt_memrotate90_32, qt_memrotate180_32, qt_memrotate270_32 }, // Format_ARGB32, |
| { qt_memrotate90_32, qt_memrotate180_32, qt_memrotate270_32 }, // Format_ARGB32_Premultiplied, |
| { qt_memrotate90_16, qt_memrotate180_16, qt_memrotate270_16 }, // Format_RGB16, |
| { 0, 0, 0 }, // Format_ARGB8565_Premultiplied, |
| { 0, 0, 0 }, // Format_RGB666, |
| { 0, 0, 0 }, // Format_ARGB6666_Premultiplied, |
| { 0, 0, 0 }, // Format_RGB555, |
| { 0, 0, 0 }, // Format_ARGB8555_Premultiplied, |
| { 0, 0, 0 }, // Format_RGB888, |
| { 0, 0, 0 }, // Format_RGB444, |
| { 0, 0, 0 } // Format_ARGB4444_Premultiplied, |
| }; |
| |
| QT_END_NAMESPACE |