diff options
Diffstat (limited to 'meta/recipes-qt/qt4/qt4-4.8.7/0012-Add-2bpp-support.patch')
| -rw-r--r-- | meta/recipes-qt/qt4/qt4-4.8.7/0012-Add-2bpp-support.patch | 318 |
1 files changed, 0 insertions, 318 deletions
diff --git a/meta/recipes-qt/qt4/qt4-4.8.7/0012-Add-2bpp-support.patch b/meta/recipes-qt/qt4/qt4-4.8.7/0012-Add-2bpp-support.patch deleted file mode 100644 index 8e411f3426..0000000000 --- a/meta/recipes-qt/qt4/qt4-4.8.7/0012-Add-2bpp-support.patch +++ /dev/null @@ -1,318 +0,0 @@ -From 8744273fc452eb54bbeeb7d15823009ce926c6fa Mon Sep 17 00:00:00 2001 -From: =?UTF-8?q?Jeremy=20Lain=C3=A9?= <jeremy.laine@m4x.org> -Date: Wed, 26 Sep 2012 20:39:21 +0200 -Subject: [PATCH 12/21] Add 2bpp support - -Submitted upstream but rejected as being "out of scope": -https://bugreports.qt-project.org/browse/QTBUG-3468 - -Upstream-Status: Denied - -Signed-off-by: Martin Jansa <Martin.Jansa@gmail.com> ---- - configure | 5 +- - src/gui/embedded/qscreen_qws.cpp | 211 ++++++++++++++++++++++++++++++++ - src/gui/embedded/qscreenlinuxfb_qws.cpp | 4 +- - 3 files changed, 216 insertions(+), 4 deletions(-) - -diff --git a/configure b/configure -index 35a8fe7..79c1c7b 100755 ---- a/configure -+++ b/configure -@@ -7063,6 +7063,7 @@ if [ "$CFG_QWS_DEPTHS" = "prompted" -a "$PROMPT_FOR_DEPTHS" = "yes" ]; then - echo "Choose pixel-depths to support:" - echo - echo " 1. 1bpp, black/white" -+ echo " 2. 2bpp, grayscale" - echo " 4. 4bpp, grayscale" - echo " 8. 8bpp, paletted" - echo " 12. 12bpp, rgb 4-4-4" -@@ -7081,11 +7082,11 @@ if [ "$CFG_QWS_DEPTHS" = "prompted" -a "$PROMPT_FOR_DEPTHS" = "yes" ]; then - fi - if [ -n "$CFG_QWS_DEPTHS" -a "$PLATFORM_QWS" = "yes" ]; then - if [ "$CFG_QWS_DEPTHS" = "all" ]; then -- CFG_QWS_DEPTHS="1 4 8 12 15 16 18 24 32 generic" -+ CFG_QWS_DEPTHS="1 2 4 8 12 15 16 18 24 32 generic" - fi - for D in `echo "$CFG_QWS_DEPTHS" | sed -e 's/,/ /g'`; do - case $D in -- 1|4|8|12|15|16|18|24|32) QCONFIG_FLAGS="$QCONFIG_FLAGS QT_QWS_DEPTH_$D";; -+ 1|2|4|8|12|15|16|18|24|32) QCONFIG_FLAGS="$QCONFIG_FLAGS QT_QWS_DEPTH_$D";; - generic) QCONFIG_FLAGS="$QCONFIG_FLAGS QT_QWS_DEPTH_GENERIC";; - esac - done -diff --git a/src/gui/embedded/qscreen_qws.cpp b/src/gui/embedded/qscreen_qws.cpp -index b307bf2..88950b3 100644 ---- a/src/gui/embedded/qscreen_qws.cpp -+++ b/src/gui/embedded/qscreen_qws.cpp -@@ -469,6 +469,58 @@ static void solidFill_gray4(QScreen *screen, const QColor &color, - } - #endif // QT_QWS_DEPTH_4 - -+#ifdef QT_QWS_DEPTH_2 -+static inline void qt_rectfill_gray2(quint8 *dest, quint8 value, -+ int x, int y, int width, int height, -+ int stride) -+{ -+ const int pixelsPerByte = 4; -+ const int alignWidth = qMin(width, (4 - (x & 3)) & 3); -+ const int doAlign = (alignWidth > 0 ? 1 : 0); -+ const int alignStart = pixelsPerByte - 1 - (x & 3); -+ const int alignStop = alignStart - (alignWidth - 1); -+ const quint8 alignMask = ((1 << (2 * alignWidth)) - 1) << (2 * alignStop); -+ const int tailWidth = (width - alignWidth) & 3; -+ const int doTail = (tailWidth > 0 ? 1 : 0); -+ const quint8 tailMask = (1 << (2 * (pixelsPerByte - tailWidth))) - 1; -+ const int width8 = (width - alignWidth) / pixelsPerByte; -+ -+ dest += y * stride + x / pixelsPerByte; -+ stride -= (doAlign + width8); -+ -+ for (int j = 0; j < height; ++j) { -+ if (doAlign) { -+ *dest = (*dest & ~alignMask) | (value & alignMask); -+ ++dest; -+ } -+ if (width8) { -+ qt_memfill<quint8>(dest, value, width8); -+ dest += width8; -+ } -+ if (doTail) -+ *dest = (*dest & tailMask) | (value & ~tailMask); -+ dest += stride; -+ } -+} -+ -+static void solidFill_gray2(QScreen *screen, const QColor &color, -+ const QRegion ®ion) -+{ -+ quint8 *dest = reinterpret_cast<quint8*>(screen->base()); -+ const quint8 c = qGray(color.rgba()) >> 6; -+ const quint8 c8 = (c << 6) | (c << 4) | (c << 2) | c; -+ -+ const int stride = screen->linestep(); -+ const QVector<QRect> rects = region.rects(); -+ -+ for (int i = 0; i < rects.size(); ++i) { -+ const QRect r = rects.at(i); -+ qt_rectfill_gray2(dest, c8, r.x(), r.y(), r.width(), r.height(), -+ stride); -+ } -+} -+#endif // QT_QWS_DEPTH_2 -+ - #ifdef QT_QWS_DEPTH_1 - static inline void qt_rectfill_mono(quint8 *dest, quint8 value, - int x, int y, int width, int height, -@@ -576,6 +628,11 @@ void qt_solidFill_setup(QScreen *screen, const QColor &color, - screen->d_ptr->solidFill = solidFill_gray4; - break; - #endif -+#ifdef QT_QWS_DEPTH_2 -+ case 2: -+ screen->d_ptr->solidFill = solidFill_gray2; -+ break; -+#endif - #ifdef QT_QWS_DEPTH_1 - case 1: - screen->d_ptr->solidFill = solidFill_mono; -@@ -1006,6 +1063,149 @@ static void blit_4(QScreen *screen, const QImage &image, - } - #endif // QT_QWS_DEPTH_4 - -+#ifdef QT_QWS_DEPTH_2 -+ -+struct qgray2 { quint8 dummy; } Q_PACKED; -+ -+template <typename SRC> -+static inline quint8 qt_convertToGray2(SRC color); -+ -+template <> -+inline quint8 qt_convertToGray2(quint32 color) -+{ -+ return qGray(color) >> 6; -+} -+ -+template <> -+inline quint8 qt_convertToGray2(quint16 color) -+{ -+ const int r = (color & 0xf800) >> 11; -+ const int g = (color & 0x07e0) >> 6; // only keep 5 bit -+ const int b = (color & 0x001f); -+ return (r * 11 + g * 16 + b * 5) >> 8; -+} -+ -+template <> -+inline quint8 qt_convertToGray2(qrgb444 color) -+{ -+ return qt_convertToGray2(quint32(color)); -+} -+ -+template <> -+inline quint8 qt_convertToGray2(qargb4444 color) -+{ -+ return qt_convertToGray2(quint32(color)); -+} -+ -+template <typename SRC> -+static inline void qt_rectconvert_gray2(qgray2 *dest2, const SRC *src, -+ int x, int y, int width, int height, -+ int dstStride, int srcStride) -+{ -+ const int pixelsPerByte = 4; -+ quint8 *dest8 = reinterpret_cast<quint8*>(dest2) -+ + y * dstStride + x / pixelsPerByte; -+ const int alignWidth = qMin(width, (4 - (x & 3)) & 3); -+ const int doAlign = (alignWidth > 0 ? 1 : 0); -+ const int alignStart = pixelsPerByte - 1 - (x & 3); -+ const int alignStop = alignStart - (alignWidth - 1); -+ const quint8 alignMask = ((1 << (2 * alignWidth)) - 1) << (2 * alignStop); -+ const int tailWidth = (width - alignWidth) & 3; -+ const int doTail = (tailWidth > 0 ? 1 : 0); -+ const quint8 tailMask = (1 << (2 * (pixelsPerByte - tailWidth))) - 1; -+ const int width8 = (width - alignWidth) / pixelsPerByte; -+ -+ srcStride = srcStride / sizeof(SRC) - (width8 * pixelsPerByte + alignWidth); -+ dstStride -= (width8 + doAlign); -+ -+ for (int j = 0; j < height; ++j) { -+ if (doAlign) { -+ quint8 d = *dest8 & ~alignMask; -+ for (int i = alignStart; i >= alignStop; --i) -+ d |= qt_convertToGray2<SRC>(*src++) << (2 * i); -+ *dest8++ = d; -+ } -+ for (int i = 0; i < width8; ++i) { -+ *dest8 = (qt_convertToGray2<SRC>(src[0]) << 6) -+ | (qt_convertToGray2<SRC>(src[1]) << 4) -+ | (qt_convertToGray2<SRC>(src[2]) << 2) -+ | (qt_convertToGray2<SRC>(src[3])); -+ src += 4; -+ ++dest8; -+ } -+ if (doTail) { -+ quint8 d = *dest8 & tailMask; -+ switch (tailWidth) { -+ case 3: d |= qt_convertToGray2<SRC>(src[2]) << 2; -+ case 2: d |= qt_convertToGray2<SRC>(src[1]) << 4; -+ case 1: d |= qt_convertToGray2<SRC>(src[0]) << 6; -+ } -+ *dest8 = d; -+ } -+ -+ dest8 += dstStride; -+ src += srcStride; -+ } -+} -+ -+template <> -+void qt_rectconvert(qgray2 *dest, const quint32 *src, -+ int x, int y, int width, int height, -+ int dstStride, int srcStride) -+{ -+ qt_rectconvert_gray2<quint32>(dest, src, x, y, width, height, -+ dstStride, srcStride); -+} -+ -+template <> -+void qt_rectconvert(qgray2 *dest, const quint16 *src, -+ int x, int y, int width, int height, -+ int dstStride, int srcStride) -+{ -+ qt_rectconvert_gray2<quint16>(dest, src, x, y, width, height, -+ dstStride, srcStride); -+} -+ -+template <> -+void qt_rectconvert(qgray2 *dest, const qrgb444 *src, -+ int x, int y, int width, int height, -+ int dstStride, int srcStride) -+{ -+ qt_rectconvert_gray2<qrgb444>(dest, src, x, y, width, height, -+ dstStride, srcStride); -+} -+ -+template <> -+void qt_rectconvert(qgray2 *dest, const qargb4444 *src, -+ int x, int y, int width, int height, -+ int dstStride, int srcStride) -+{ -+ qt_rectconvert_gray2<qargb4444>(dest, src, x, y, width, height, -+ dstStride, srcStride); -+} -+ -+static void blit_2(QScreen *screen, const QImage &image, -+ const QPoint &topLeft, const QRegion ®ion) -+{ -+ switch (image.format()) { -+ case QImage::Format_ARGB32_Premultiplied: -+ blit_template<qgray2, quint32>(screen, image, topLeft, region); -+ return; -+ case QImage::Format_RGB16: -+ blit_template<qgray2, quint16>(screen, image, topLeft, region); -+ return; -+ case QImage::Format_RGB444: -+ blit_template<qgray2, qrgb444>(screen, image, topLeft, region); -+ return; -+ case QImage::Format_ARGB4444_Premultiplied: -+ blit_template<qgray2, qargb4444>(screen, image, topLeft, region); -+ return; -+ default: -+ qCritical("blit_2(): Image format %d not supported!", image.format()); -+ } -+} -+#endif // QT_QWS_DEPTH_2 -+ - #ifdef QT_QWS_DEPTH_1 - - struct qmono { quint8 dummy; } Q_PACKED; -@@ -1259,6 +1459,11 @@ void qt_blit_setup(QScreen *screen, const QImage &image, - screen->d_ptr->blit = blit_4; - break; - #endif -+#ifdef QT_QWS_DEPTH_2 -+ case 2: -+ screen->d_ptr->blit = blit_2; -+ break; -+#endif - #ifdef QT_QWS_DEPTH_1 - case 1: - screen->d_ptr->blit = blit_1; -@@ -2146,6 +2351,8 @@ int QScreen::alloc(unsigned int r,unsigned int g,unsigned int b) - } - } else if (d == 4) { - ret = qGray(r, g, b) >> 4; -+ } else if (d == 2) { -+ ret = qGray(r, g, b) >> 6; - } else if (d == 1) { - ret = qGray(r, g, b) >= 128; - } else { -@@ -2216,6 +2423,10 @@ bool QScreen::supportsDepth(int d) const - } else if(d==1) { - return true; - #endif -+#ifdef QT_QWS_DEPTH_2 -+ } else if(d==2) { -+ return true; -+#endif - #ifdef QT_QWS_DEPTH_4 - } else if(d==4) { - return true; -diff --git a/src/gui/embedded/qscreenlinuxfb_qws.cpp b/src/gui/embedded/qscreenlinuxfb_qws.cpp -index 6f3caad..14159ee 100644 ---- a/src/gui/embedded/qscreenlinuxfb_qws.cpp -+++ b/src/gui/embedded/qscreenlinuxfb_qws.cpp -@@ -466,8 +466,8 @@ bool QLinuxFbScreen::connect(const QString &displaySpec) - setupOffScreen(); - - // Now read in palette -- if((vinfo.bits_per_pixel==8) || (vinfo.bits_per_pixel==4)) { -- screencols= (vinfo.bits_per_pixel==8) ? 256 : 16; -+ if((vinfo.bits_per_pixel==8) || (vinfo.bits_per_pixel==4) || (vinfo.bits_per_pixel==2)) { -+ screencols= 1 << vinfo.bits_per_pixel; - int loopc; - ::fb_cmap startcmap; - startcmap.start=0; --- -1.8.0 - |