diff options
Diffstat (limited to 'src/gui/image/qimage_conversions.cpp')
| -rw-r--r-- | src/gui/image/qimage_conversions.cpp | 991 |
1 files changed, 550 insertions, 441 deletions
diff --git a/src/gui/image/qimage_conversions.cpp b/src/gui/image/qimage_conversions.cpp index bd40d0d4fc..28e3a48689 100644 --- a/src/gui/image/qimage_conversions.cpp +++ b/src/gui/image/qimage_conversions.cpp @@ -1,7 +1,7 @@ /**************************************************************************** ** -** Copyright (C) 2014 Digia Plc and/or its subsidiary(-ies). -** Contact: http://www.qt-project.org/legal +** Copyright (C) 2015 The Qt Company Ltd. +** Contact: http://www.qt.io/licensing/ ** ** This file is part of the QtGui module of the Qt Toolkit. ** @@ -10,9 +10,9 @@ ** Licensees holding valid commercial Qt licenses may use this file in ** accordance with the commercial license agreement provided with the ** Software or, alternatively, in accordance with the terms contained in -** a written agreement between you and Digia. For licensing terms and -** conditions see http://qt.digia.com/licensing. For further information -** use the contact form at http://qt.digia.com/contact-us. +** a written agreement between you and The Qt Company. For licensing terms +** and conditions see http://www.qt.io/terms-conditions. For further +** information use the contact form at http://www.qt.io/contact-us. ** ** GNU Lesser General Public License Usage ** Alternatively, this file may be used under the terms of the GNU Lesser @@ -23,8 +23,8 @@ ** requirements will be met: https://www.gnu.org/licenses/lgpl.html and ** http://www.gnu.org/licenses/old-licenses/lgpl-2.1.html. ** -** In addition, as a special exception, Digia gives you certain additional -** rights. These rights are described in the Digia Qt LGPL Exception +** As a special exception, The Qt Company gives you certain additional +** rights. These rights are described in The Qt Company LGPL Exception ** version 1.1, included in the file LGPL_EXCEPTION.txt in this package. ** ** $QT_END_LICENSE$ @@ -34,8 +34,8 @@ #include <private/qdrawhelper_p.h> #include <private/qguiapplication_p.h> #include <private/qsimd_p.h> - #include <private/qimage_p.h> +#include <qendian.h> QT_BEGIN_NAMESPACE @@ -100,9 +100,30 @@ void qGamma_correct_back_to_linear_cs(QImage *image) Internal routines for converting image depth. *****************************************************************************/ -// Cannot be used with indexed formats. +// The drawhelper conversions from/to RGB32 are passthroughs which is not always correct for general image conversion. +static const uint *QT_FASTCALL convertRGB32FromARGB32PM(uint *buffer, const uint *src, int count, + const QPixelLayout *, const QRgb *) +{ + for (int i = 0; i < count; ++i) + buffer[i] = 0xff000000 | qUnpremultiply(src[i]); + return buffer; +} + +static const uint *QT_FASTCALL convertRGB32ToARGB32PM(uint *buffer, const uint *src, int count, + const QPixelLayout *, const QRgb *) +{ + for (int i = 0; i < count; ++i) + buffer[i] = 0xff000000 |src[i]; + return buffer; +} + +#ifdef QT_COMPILER_SUPPORTS_SSE4_1 +extern const uint *QT_FASTCALL convertRGB32FromARGB32PM_sse4(uint *buffer, const uint *src, int count, const QPixelLayout *, const QRgb *); +#endif + void convert_generic(QImageData *dest, const QImageData *src, Qt::ImageConversionFlags) { + // Cannot be used with indexed formats. Q_ASSERT(dest->format > QImage::Format_Indexed8); Q_ASSERT(src->format > QImage::Format_Indexed8); const int buffer_size = 2048; @@ -112,16 +133,33 @@ void convert_generic(QImageData *dest, const QImageData *src, Qt::ImageConversio const uchar *srcData = src->data; uchar *destData = dest->data; - FetchPixelsFunc fetch = qFetchPixels[srcLayout->bpp]; - StorePixelsFunc store = qStorePixels[destLayout->bpp]; + const FetchPixelsFunc fetch = qFetchPixels[srcLayout->bpp]; + const StorePixelsFunc store = qStorePixels[destLayout->bpp]; + ConvertFunc convertToARGB32PM = srcLayout->convertToARGB32PM; + ConvertFunc convertFromARGB32PM = destLayout->convertFromARGB32PM; + if (srcLayout->alphaWidth == 0 && destLayout->convertFromRGB32) { + // If the source doesn't have an alpha channel, we can use the faster convertFromRGB32 method. + convertFromARGB32PM = destLayout->convertFromRGB32; + } else { + if (src->format == QImage::Format_RGB32) + convertToARGB32PM = convertRGB32ToARGB32PM; + if (dest->format == QImage::Format_RGB32) { +#ifdef QT_COMPILER_SUPPORTS_SSE4_1 + if (qCpuHasFeature(SSE4_1)) + convertFromARGB32PM = convertRGB32FromARGB32PM_sse4; + else +#endif + convertFromARGB32PM = convertRGB32FromARGB32PM; + } + } for (int y = 0; y < src->height; ++y) { int x = 0; while (x < src->width) { int l = qMin(src->width - x, buffer_size); const uint *ptr = fetch(buffer, srcData, x, l); - ptr = srcLayout->convertToARGB32PM(buffer, ptr, l, srcLayout, 0); - ptr = destLayout->convertFromARGB32PM(buffer, ptr, l, destLayout, 0); + ptr = convertToARGB32PM(buffer, ptr, l, srcLayout, 0); + ptr = convertFromARGB32PM(buffer, ptr, l, destLayout, 0); store(destData, ptr, x, l); x += l; } @@ -130,9 +168,9 @@ void convert_generic(QImageData *dest, const QImageData *src, Qt::ImageConversio } } -// Cannot be used with indexed formats or between formats with different pixel depths. bool convert_generic_inplace(QImageData *data, QImage::Format dst_format, Qt::ImageConversionFlags) { + // Cannot be used with indexed formats or between formats with different pixel depths. Q_ASSERT(dst_format > QImage::Format_Indexed8); Q_ASSERT(data->format > QImage::Format_Indexed8); if (data->depth != qt_depthForFormat(dst_format)) @@ -142,19 +180,35 @@ bool convert_generic_inplace(QImageData *data, QImage::Format dst_format, Qt::Im uint buffer[buffer_size]; const QPixelLayout *srcLayout = &qPixelLayouts[data->format]; const QPixelLayout *destLayout = &qPixelLayouts[dst_format]; - uchar *srcData = data->data; - FetchPixelsFunc fetch = qFetchPixels[srcLayout->bpp]; - StorePixelsFunc store = qStorePixels[destLayout->bpp]; + const FetchPixelsFunc fetch = qFetchPixels[srcLayout->bpp]; + const StorePixelsFunc store = qStorePixels[destLayout->bpp]; + ConvertFunc convertToARGB32PM = srcLayout->convertToARGB32PM; + ConvertFunc convertFromARGB32PM = destLayout->convertFromARGB32PM; + if (srcLayout->alphaWidth == 0 && destLayout->convertFromRGB32) { + // If the source doesn't have an alpha channel, we can use the faster convertFromRGB32 method. + convertFromARGB32PM = destLayout->convertFromRGB32; + } else { + if (data->format == QImage::Format_RGB32) + convertToARGB32PM = convertRGB32ToARGB32PM; + if (dst_format == QImage::Format_RGB32) { +#ifdef QT_COMPILER_SUPPORTS_SSE4_1 + if (qCpuHasFeature(SSE4_1)) + convertFromARGB32PM = convertRGB32FromARGB32PM_sse4; + else +#endif + convertFromARGB32PM = convertRGB32FromARGB32PM; + } + } for (int y = 0; y < data->height; ++y) { int x = 0; while (x < data->width) { int l = qMin(data->width - x, buffer_size); const uint *ptr = fetch(buffer, srcData, x, l); - ptr = srcLayout->convertToARGB32PM(buffer, ptr, l, srcLayout, 0); - ptr = destLayout->convertFromARGB32PM(buffer, ptr, l, destLayout, 0); + ptr = convertToARGB32PM(buffer, ptr, l, srcLayout, 0); + ptr = convertFromARGB32PM(buffer, ptr, l, destLayout, 0); // The conversions might be passthrough and not use the buffer, in that case we are already done. if (srcData != (const uchar*)ptr) store(srcData, ptr, x, l); @@ -219,29 +273,110 @@ static void convert_ARGB_to_ARGB_PM(QImageData *dest, const QImageData *src, Qt: } } -extern bool convert_ARGB_to_ARGB_PM_inplace_sse2(QImageData *data, Qt::ImageConversionFlags); - -#ifndef __SSE2__ -static bool convert_ARGB_to_ARGB_PM_inplace(QImageData *data, Qt::ImageConversionFlags) +Q_GUI_EXPORT void QT_FASTCALL qt_convert_rgb888_to_rgb32(quint32 *dest_data, const uchar *src_data, int len) { - Q_ASSERT(data->format == QImage::Format_ARGB32); + int pixel = 0; + // prolog: align input to 32bit + while ((quintptr(src_data) & 0x3) && pixel < len) { + *dest_data = 0xff000000 | (src_data[0] << 16) | (src_data[1] << 8) | (src_data[2]); + src_data += 3; + ++dest_data; + ++pixel; + } - const int pad = (data->bytes_per_line >> 2) - data->width; - QRgb *rgb_data = (QRgb *) data->data; + // Handle 4 pixels at a time 12 bytes input to 16 bytes output. + for (; pixel + 3 < len; pixel += 4) { + const quint32 *src_packed = (const quint32 *) src_data; + const quint32 src1 = qFromBigEndian(src_packed[0]); + const quint32 src2 = qFromBigEndian(src_packed[1]); + const quint32 src3 = qFromBigEndian(src_packed[2]); - for (int i = 0; i < data->height; ++i) { - const QRgb *end = rgb_data + data->width; - while (rgb_data < end) { - *rgb_data = PREMUL(*rgb_data); - ++rgb_data; - } - rgb_data += pad; + dest_data[0] = 0xff000000 | (src1 >> 8); + dest_data[1] = 0xff000000 | (src1 << 16) | (src2 >> 16); + dest_data[2] = 0xff000000 | (src2 << 8) | (src3 >> 24); + dest_data[3] = 0xff000000 | src3; + + src_data += 12; + dest_data += 4; + } + + // epilog: handle left over pixels + for (; pixel < len; ++pixel) { + *dest_data = 0xff000000 | (src_data[0] << 16) | (src_data[1] << 8) | (src_data[2]); + src_data += 3; + ++dest_data; } - data->format = QImage::Format_ARGB32_Premultiplied; - return true; } + +Q_GUI_EXPORT void QT_FASTCALL qt_convert_rgb888_to_rgbx8888(quint32 *dest_data, const uchar *src_data, int len) +{ + int pixel = 0; + // prolog: align input to 32bit + while ((quintptr(src_data) & 0x3) && pixel < len) { + *dest_data = ARGB2RGBA(0xff000000 | (src_data[0] << 16) | (src_data[1] << 8) | (src_data[2])); + src_data += 3; + ++dest_data; + ++pixel; + } + + // Handle 4 pixels at a time 12 bytes input to 16 bytes output. + for (; pixel + 3 < len; pixel += 4) { + const quint32 *src_packed = (const quint32 *) src_data; + const quint32 src1 = src_packed[0]; + const quint32 src2 = src_packed[1]; + const quint32 src3 = src_packed[2]; + +#if Q_BYTE_ORDER == Q_LITTLE_ENDIAN + dest_data[0] = 0xff000000 | src1; + dest_data[1] = 0xff000000 | (src1 >> 24) | (src2 << 8); + dest_data[2] = 0xff000000 | (src2 >> 16) | (src3 << 16); + dest_data[3] = 0xff000000 | (src3 >> 8); +#else + dest_data[0] = 0xff | src1; + dest_data[1] = 0xff | (src1 << 24) | (src2 >> 8); + dest_data[2] = 0xff | (src2 << 16) | (src3 >> 16); + dest_data[3] = 0xff | (src3 << 8); #endif + src_data += 12; + dest_data += 4; + } + + // epilog: handle left over pixels + for (; pixel < len; ++pixel) { + *dest_data = ARGB2RGBA(0xff000000 | (src_data[0] << 16) | (src_data[1] << 8) | (src_data[2])); + src_data += 3; + ++dest_data; + } +} + +typedef void (QT_FASTCALL *Rgb888ToRgbConverter)(quint32 *dst, const uchar *src, int len); + +template <bool rgbx> +static void convert_RGB888_to_RGB(QImageData *dest, const QImageData *src, Qt::ImageConversionFlags) +{ + Q_ASSERT(src->format == QImage::Format_RGB888); + if (rgbx) + Q_ASSERT(dest->format == QImage::Format_RGBX8888 || dest->format == QImage::Format_RGBA8888 || dest->format == QImage::Format_RGBA8888_Premultiplied); + else + Q_ASSERT(dest->format == QImage::Format_RGB32 || dest->format == QImage::Format_ARGB32 || dest->format == QImage::Format_ARGB32_Premultiplied); + Q_ASSERT(src->width == dest->width); + Q_ASSERT(src->height == dest->height); + + const uchar *src_data = (uchar *) src->data; + quint32 *dest_data = (quint32 *) dest->data; + + Rgb888ToRgbConverter line_converter= rgbx ? qt_convert_rgb888_to_rgbx8888 : qt_convert_rgb888_to_rgb32; + + for (int i = 0; i < src->height; ++i) { + line_converter(dest_data, src_data, src->width); + src_data += src->bytes_per_line; + dest_data = (quint32 *)((uchar*)dest_data + dest->bytes_per_line); + } +} + +extern bool convert_ARGB_to_ARGB_PM_inplace_sse2(QImageData *data, Qt::ImageConversionFlags); + static void convert_ARGB_to_RGBx(QImageData *dest, const QImageData *src, Qt::ImageConversionFlags) { Q_ASSERT(src->format == QImage::Format_ARGB32); @@ -312,30 +447,6 @@ static bool convert_ARGB_to_RGBA_inplace(QImageData *data, Qt::ImageConversionFl return true; } -static void convert_ARGB_to_RGBA_PM(QImageData *dest, const QImageData *src, Qt::ImageConversionFlags) -{ - Q_ASSERT(src->format == QImage::Format_ARGB32); - Q_ASSERT(dest->format == QImage::Format_RGBA8888_Premultiplied); - Q_ASSERT(src->width == dest->width); - Q_ASSERT(src->height == dest->height); - - const int src_pad = (src->bytes_per_line >> 2) - src->width; - const int dest_pad = (dest->bytes_per_line >> 2) - dest->width; - const quint32 *src_data = (quint32 *) src->data; - quint32 *dest_data = (quint32 *) dest->data; - - for (int i = 0; i < src->height; ++i) { - const quint32 *end = src_data + src->width; - while (src_data < end) { - *dest_data = ARGB2RGBA(qPremultiply(*src_data)); - ++src_data; - ++dest_data; - } - src_data += src_pad; - dest_data += dest_pad; - } -} - static void convert_RGBA_to_ARGB(QImageData *dest, const QImageData *src, Qt::ImageConversionFlags) { Q_ASSERT(src->format == QImage::Format_RGBX8888 || src->format == QImage::Format_RGBA8888 || src->format == QImage::Format_RGBA8888_Premultiplied); @@ -360,70 +471,24 @@ static void convert_RGBA_to_ARGB(QImageData *dest, const QImageData *src, Qt::Im } } +template<QImage::Format DestFormat> static bool convert_RGBA_to_ARGB_inplace(QImageData *data, Qt::ImageConversionFlags) { Q_ASSERT(data->format == QImage::Format_RGBX8888 || data->format == QImage::Format_RGBA8888 || data->format == QImage::Format_RGBA8888_Premultiplied); const int pad = (data->bytes_per_line >> 2) - data->width; QRgb *rgb_data = (QRgb *) data->data; + Q_CONSTEXPR uint mask = (DestFormat == QImage::Format_RGB32) ? 0xff000000 : 0; for (int i = 0; i < data->height; ++i) { const QRgb *end = rgb_data + data->width; while (rgb_data < end) { - *rgb_data = RGBA2ARGB(*rgb_data); - ++rgb_data; - } - rgb_data += pad; - } - if (data->format == QImage::Format_RGBA8888_Premultiplied) - data->format = QImage::Format_ARGB32_Premultiplied; - else if (data->format == QImage::Format_RGBX8888) - data->format = QImage::Format_RGB32; - else - data->format = QImage::Format_ARGB32; - return true; -} - -static void convert_RGBA_to_ARGB_PM(QImageData *dest, const QImageData *src, Qt::ImageConversionFlags) -{ - Q_ASSERT(src->format == QImage::Format_RGBA8888); - Q_ASSERT(dest->format == QImage::Format_ARGB32_Premultiplied); - Q_ASSERT(src->width == dest->width); - Q_ASSERT(src->height == dest->height); - - const int src_pad = (src->bytes_per_line >> 2) - src->width; - const int dest_pad = (dest->bytes_per_line >> 2) - dest->width; - const quint32 *src_data = (quint32 *) src->data; - quint32 *dest_data = (quint32 *) dest->data; - - for (int i = 0; i < src->height; ++i) { - const quint32 *end = src_data + src->width; - while (src_data < end) { - *dest_data = qPremultiply(RGBA2ARGB(*src_data)); - ++src_data; - ++dest_data; - } - src_data += src_pad; - dest_data += dest_pad; - } -} - -static bool convert_RGBA_to_ARGB_PM_inplace(QImageData *data, Qt::ImageConversionFlags) -{ - Q_ASSERT(data->format == QImage::Format_RGBA8888); - - const int pad = (data->bytes_per_line >> 2) - data->width; - QRgb *rgb_data = (QRgb *) data->data; - - for (int i = 0; i < data->height; ++i) { - const QRgb *end = rgb_data + data->width; - while (rgb_data < end) { - *rgb_data = qPremultiply(RGBA2ARGB(*rgb_data)); + *rgb_data = mask | RGBA2ARGB(*rgb_data); ++rgb_data; } rgb_data += pad; } - data->format = QImage::Format_ARGB32_Premultiplied; + data->format = DestFormat; return true; } @@ -479,106 +544,6 @@ static void convert_RGB30_to_RGB(QImageData *dest, const QImageData *src, Qt::Im } } -template<QtPixelOrder PixelOrder> -static void convert_A2RGB30_PM_to_RGB(QImageData *dest, const QImageData *src, Qt::ImageConversionFlags) -{ - Q_ASSERT(src->format == QImage::Format_A2RGB30_Premultiplied || src->format == QImage::Format_A2BGR30_Premultiplied); - Q_ASSERT(dest->format == QImage::Format_RGB32); - Q_ASSERT(src->width == dest->width); - Q_ASSERT(src->height == dest->height); - - const int src_pad = (src->bytes_per_line >> 2) - src->width; - const int dest_pad = (dest->bytes_per_line >> 2) - dest->width; - const quint32 *src_data = (quint32 *) src->data; - quint32 *dest_data = (quint32 *) dest->data; - - for (int i = 0; i < src->height; ++i) { - const quint32 *end = src_data + src->width; - while (src_data < end) { - *dest_data = 0xff000000 | qUnpremultiply(qConvertA2rgb30ToArgb32<PixelOrder>(*src_data)); - ++src_data; - ++dest_data; - } - src_data += src_pad; - dest_data += dest_pad; - } -} - -template<QtPixelOrder PixelOrder> -static void convert_ARGB_PM_to_RGB30(QImageData *dest, const QImageData *src, Qt::ImageConversionFlags) -{ - Q_ASSERT(src->format == QImage::Format_ARGB32_Premultiplied); - Q_ASSERT(dest->format == QImage::Format_BGR30 || dest->format == QImage::Format_RGB30); - Q_ASSERT(src->width == dest->width); - Q_ASSERT(src->height == dest->height); - - const int src_pad = (src->bytes_per_line >> 2) - src->width; - const int dest_pad = (dest->bytes_per_line >> 2) - dest->width; - const quint32 *src_data = (quint32 *) src->data; - quint32 *dest_data = (quint32 *) dest->data; - - for (int i = 0; i < src->height; ++i) { - const quint32 *end = src_data + src->width; - while (src_data < end) { - *dest_data = qConvertRgb32ToRgb30<PixelOrder>(qUnpremultiply(*src_data)); - ++src_data; - ++dest_data; - } - src_data += src_pad; - dest_data += dest_pad; - } -} - -template<QtPixelOrder PixelOrder> -static void convert_ARGB_to_A2RGB30(QImageData *dest, const QImageData *src, Qt::ImageConversionFlags) -{ - Q_ASSERT(src->format == QImage::Format_ARGB32_Premultiplied); - Q_ASSERT(dest->format == QImage::Format_A2BGR30_Premultiplied || dest->format == QImage::Format_A2RGB30_Premultiplied); - Q_ASSERT(src->width == dest->width); - Q_ASSERT(src->height == dest->height); - - const int src_pad = (src->bytes_per_line >> 2) - src->width; - const int dest_pad = (dest->bytes_per_line >> 2) - dest->width; - const quint32 *src_data = (quint32 *) src->data; - quint32 *dest_data = (quint32 *) dest->data; - - for (int i = 0; i < src->height; ++i) { - const quint32 *end = src_data + src->width; - while (src_data < end) { - *dest_data = qConvertArgb32ToA2rgb30<PixelOrder>(*src_data); - ++src_data; - ++dest_data; - } - src_data += src_pad; - dest_data += dest_pad; - } -} - -template<QtPixelOrder PixelOrder> -static void convert_A2RGB30_to_ARGB(QImageData *dest, const QImageData *src, Qt::ImageConversionFlags) -{ - Q_ASSERT(src->format == QImage::Format_A2BGR30_Premultiplied || src->format == QImage::Format_A2RGB30_Premultiplied); - Q_ASSERT(dest->format == QImage::Format_ARGB32_Premultiplied); - Q_ASSERT(src->width == dest->width); - Q_ASSERT(src->height == dest->height); - - const int src_pad = (src->bytes_per_line >> 2) - src->width; - const int dest_pad = (dest->bytes_per_line >> 2) - dest->width; - const quint32 *src_data = (quint32 *) src->data; - quint32 *dest_data = (quint32 *) dest->data; - - for (int i = 0; i < src->height; ++i) { - const quint32 *end = src_data + src->width; - while (src_data < end) { - *dest_data = qConvertA2rgb30ToArgb32<PixelOrder>(*src_data); - ++src_data; - ++dest_data; - } - src_data += src_pad; - dest_data += dest_pad; - } -} - static inline uint qUnpremultiplyRgb30(uint rgb30) { const uint a = rgb30 >> 30; @@ -906,7 +871,7 @@ static bool convert_RGB_to_RGB16_inplace(QImageData *data, Qt::ImageConversionFl } } -static void convert_ARGB_PM_to_ARGB(QImageData *dest, const QImageData *src, Qt::ImageConversionFlags) +static void convert_ARGB_PM_to_ARGB(QImageData *dest, const QImageData *src) { Q_ASSERT(src->format == QImage::Format_ARGB32_Premultiplied || src->format == QImage::Format_RGBA8888_Premultiplied); Q_ASSERT(dest->format == QImage::Format_ARGB32 || dest->format == QImage::Format_RGBA8888); @@ -930,78 +895,6 @@ static void convert_ARGB_PM_to_ARGB(QImageData *dest, const QImageData *src, Qt: } } -static void convert_ARGB_PM_to_RGB(QImageData *dest, const QImageData *src, Qt::ImageConversionFlags) -{ - Q_ASSERT(src->format == QImage::Format_ARGB32_Premultiplied || src->format == QImage::Format_RGBA8888_Premultiplied); - Q_ASSERT(dest->format == QImage::Format_RGB32 || dest->format == QImage::Format_RGBX8888); - Q_ASSERT(src->width == dest->width); - Q_ASSERT(src->height == dest->height); - - const int src_pad = (src->bytes_per_line >> 2) - src->width; - const int dest_pad = (dest->bytes_per_line >> 2) - dest->width; - const QRgb *src_data = (QRgb *) src->data; - QRgb *dest_data = (QRgb *) dest->data; - - for (int i = 0; i < src->height; ++i) { - const QRgb *end = src_data + src->width; - while (src_data < end) { - *dest_data = 0xff000000 | qUnpremultiply(*src_data); - ++src_data; - ++dest_data; - } - src_data += src_pad; - dest_data += dest_pad; - } -} - -static void convert_ARGB_PM_to_RGBx(QImageData *dest, const QImageData *src, Qt::ImageConversionFlags) -{ - Q_ASSERT(src->format == QImage::Format_ARGB32_Premultiplied); - Q_ASSERT(dest->format == QImage::Format_RGBX8888); - Q_ASSERT(src->width == dest->width); - Q_ASSERT(src->height == dest->height); - - const int src_pad = (src->bytes_per_line >> 2) - src->width; - const int dest_pad = (dest->bytes_per_line >> 2) - dest->width; - const QRgb *src_data = (QRgb *) src->data; - QRgb *dest_data = (QRgb *) dest->data; - - for (int i = 0; i < src->height; ++i) { - const QRgb *end = src_data + src->width; - while (src_data < end) { - *dest_data = ARGB2RGBA(0xff000000 | qUnpremultiply(*src_data)); - ++src_data; - ++dest_data; - } - src_data += src_pad; - dest_data += dest_pad; - } -} - -static void convert_ARGB_PM_to_RGBA(QImageData *dest, const QImageData *src, Qt::ImageConversionFlags) -{ - Q_ASSERT(src->format == QImage::Format_ARGB32_Premultiplied); - Q_ASSERT(dest->format == QImage::Format_RGBA8888); - Q_ASSERT(src->width == dest->width); - Q_ASSERT(src->height == dest->height); - - const int src_pad = (src->bytes_per_line >> 2) - src->width; - const int dest_pad = (dest->bytes_per_line >> 2) - dest->width; - const QRgb *src_data = (QRgb *) src->data; - QRgb *dest_data = (QRgb *) dest->data; - - for (int i = 0; i < src->height; ++i) { - const QRgb *end = src_data + src->width; - while (src_data < end) { - *dest_data = ARGB2RGBA(qUnpremultiply(*src_data)); - ++src_data; - ++dest_data; - } - src_data += src_pad; - dest_data += dest_pad; - } -} - static void convert_RGBA_to_RGB(QImageData *dest, const QImageData *src, Qt::ImageConversionFlags) { Q_ASSERT(src->format == QImage::Format_RGBA8888 || src->format == QImage::Format_RGBX8888); @@ -1026,78 +919,6 @@ static void convert_RGBA_to_RGB(QImageData *dest, const QImageData *src, Qt::Ima } } -static void convert_RGB_to_RGBA(QImageData *dest, const QImageData *src, Qt::ImageConversionFlags) -{ - Q_ASSERT(src->format == QImage::Format_RGB32); - Q_ASSERT(dest->format == QImage::Format_RGBX8888 || dest->format == QImage::Format_RGBA8888 || dest->format == QImage::Format_RGBA8888_Premultiplied); - Q_ASSERT(src->width == dest->width); - Q_ASSERT(src->height == dest->height); - - const int src_pad = (src->bytes_per_line >> 2) - src->width; - const int dest_pad = (dest->bytes_per_line >> 2) - dest->width; - const uint *src_data = (const uint *)src->data; - uint *dest_data = (uint *)dest->data; - - for (int i = 0; i < src->height; ++i) { - const uint *end = src_data + src->width; - while (src_data < end) { - *dest_data = ARGB2RGBA(*src_data | 0xff000000); - ++src_data; - ++dest_data; - } - src_data += src_pad; - dest_data += dest_pad; - } -} - -static void convert_RGBA_PM_to_ARGB(QImageData *dest, const QImageData *src, Qt::ImageConversionFlags) -{ - Q_ASSERT(src->format == QImage::Format_RGBA8888_Premultiplied); - Q_ASSERT(dest->format == QImage::Format_ARGB32); - Q_ASSERT(src->width == dest->width); - Q_ASSERT(src->height == dest->height); - - const int src_pad = (src->bytes_per_line >> 2) - src->width; - const int dest_pad = (dest->bytes_per_line >> 2) - dest->width; - const QRgb *src_data = (QRgb *) src->data; - QRgb *dest_data = (QRgb *) dest->data; - - for (int i = 0; i < src->height; ++i) { - const QRgb *end = src_data + src->width; - while (src_data < end) { - *dest_data = qUnpremultiply(RGBA2ARGB(*src_data)); - ++src_data; - ++dest_data; - } - src_data += src_pad; - dest_data += dest_pad; - } -} - -static void convert_RGBA_PM_to_RGB(QImageData *dest, const QImageData *src, Qt::ImageConversionFlags) -{ - Q_ASSERT(src->format == QImage::Format_RGBA8888_Premultiplied); - Q_ASSERT(dest->format == QImage::Format_RGB32); - Q_ASSERT(src->width == dest->width); - Q_ASSERT(src->height == dest->height); - - const int src_pad = (src->bytes_per_line >> 2) - src->width; - const int dest_pad = (dest->bytes_per_line >> 2) - dest->width; - const QRgb *src_data = (QRgb *) src->data; - QRgb *dest_data = (QRgb *) dest->data; - - for (int i = 0; i < src->height; ++i) { - const QRgb *end = src_data + src->width; - while (src_data < end) { - *dest_data = 0xff000000 | qUnpremultiply(RGBA2ARGB(*src_data)); - ++src_data; - ++dest_data; - } - src_data += src_pad; - dest_data += dest_pad; - } -} - static void swap_bit_order(QImageData *dest, const QImageData *src, Qt::ImageConversionFlags) { Q_ASSERT(src->format == QImage::Format_Mono || src->format == QImage::Format_MonoLSB); @@ -1141,6 +962,26 @@ static void mask_alpha_converter(QImageData *dest, const QImageData *src, Qt::Im } } +template<QImage::Format DestFormat> +static bool mask_alpha_converter_inplace(QImageData *data, Qt::ImageConversionFlags) +{ + Q_ASSERT(data->format == QImage::Format_RGB32 || DestFormat == QImage::Format_RGB32); + + const int pad = (data->bytes_per_line >> 2) - data->width; + QRgb *rgb_data = (QRgb *) data->data; + + for (int i = 0; i < data->height; ++i) { + const QRgb *end = rgb_data + data->width; + while (rgb_data < end) { + *rgb_data = *rgb_data | 0xff000000; + ++rgb_data; + } + rgb_data += pad; + } + data->format = DestFormat; + return true; +} + static void mask_alpha_converter_RGBx(QImageData *dest, const QImageData *src, Qt::ImageConversionFlags flags) { #if Q_BYTE_ORDER == Q_LITTLE_ENDIAN @@ -1259,12 +1100,12 @@ void dither_to_Mono(QImageData *dst, const QImageData *src, } else { // 32 bit image if (fromalpha) { while (p < end) { - *b2++ = 255 - (*(uint*)p >> 24); + *b2++ = 255 - (*(const uint*)p >> 24); p += 4; } } else { while (p < end) { - *b2++ = qGray(*(uint*)p); + *b2++ = qGray(*(const uint*)p); p += 4; } } @@ -1282,12 +1123,12 @@ void dither_to_Mono(QImageData *dst, const QImageData *src, } else { // 24 bit image if (fromalpha) { while (p < end) { - *b2++ = 255 - (*(uint*)p >> 24); + *b2++ = 255 - (*(const uint*)p >> 24); p += 4; } } else { while (p < end) { - *b2++ = qGray(*(uint*)p); + *b2++ = qGray(*(const uint*)p); p += 4; } } @@ -1465,7 +1306,7 @@ static void convert_X_to_Mono(QImageData *dst, const QImageData *src, Qt::ImageC static void convert_ARGB_PM_to_Mono(QImageData *dst, const QImageData *src, Qt::ImageConversionFlags flags) { QScopedPointer<QImageData> tmp(QImageData::create(QSize(src->width, src->height), QImage::Format_ARGB32)); - convert_ARGB_PM_to_ARGB(tmp.data(), src, flags); + convert_ARGB_PM_to_ARGB(tmp.data(), src); dither_to_Mono(dst, tmp.data(), flags, false); } @@ -1745,7 +1586,7 @@ static void convert_RGB_to_Indexed8(QImageData *dst, const QImageData *src, Qt:: static void convert_ARGB_PM_to_Indexed8(QImageData *dst, const QImageData *src, Qt::ImageConversionFlags flags) { QScopedPointer<QImageData> tmp(QImageData::create(QSize(src->width, src->height), QImage::Format_ARGB32)); - convert_ARGB_PM_to_ARGB(tmp.data(), src, flags); + convert_ARGB_PM_to_ARGB(tmp.data(), src); convert_RGB_to_Indexed8(dst, tmp.data(), flags); } @@ -1869,11 +1710,154 @@ static void convert_Mono_to_Indexed8(QImageData *dest, const QImageData *src, Qt } } +static void convert_Indexed8_to_Alpha8(QImageData *dest, const QImageData *src, Qt::ImageConversionFlags) +{ + Q_ASSERT(src->format == QImage::Format_Indexed8); + Q_ASSERT(dest->format == QImage::Format_Alpha8); + + uchar translate[256]; + const QVector<QRgb> &colors = src->colortable; + bool simpleCase = (colors.size() == 256); + for (int i = 0; i < colors.size(); ++i) { + uchar alpha = qAlpha(colors[i]); + translate[i] = alpha; + simpleCase = simpleCase && (alpha == i); + } + + if (simpleCase) + memcpy(dest->data, src->data, src->bytes_per_line * src->height); + else { + int size = src->bytes_per_line * src->height; + for (int i = 0; i < size; ++i) { + dest->data[i] = translate[src->data[i]]; + } + } +} + +static void convert_Indexed8_to_Grayscale8(QImageData *dest, const QImageData *src, Qt::ImageConversionFlags) +{ + Q_ASSERT(src->format == QImage::Format_Indexed8); + Q_ASSERT(dest->format == QImage::Format_Grayscale8); + + uchar translate[256]; + const QVector<QRgb> &colors = src->colortable; + bool simpleCase = (colors.size() == 256); + for (int i = 0; i < colors.size(); ++i) { + uchar gray = qGray(colors[i]); + translate[i] = gray; + simpleCase = simpleCase && (gray == i); + } + + if (simpleCase) + memcpy(dest->data, src->data, src->bytes_per_line * src->height); + else { + int size = src->bytes_per_line * src->height; + for (int i = 0; i < size; ++i) { + dest->data[i] = translate[src->data[i]]; + } + } +} + +static bool convert_Indexed8_to_Alpha8_inplace(QImageData *data, Qt::ImageConversionFlags) +{ + Q_ASSERT(data->format == QImage::Format_Indexed8); + + // Just check if this is an Alpha8 in Indexed8 disguise. + const QVector<QRgb> &colors = data->colortable; + if (colors.size() != 256) + return false; + for (int i = 0; i < colors.size(); ++i) { + if (i != qAlpha(colors[i])) + return false; + } + + data->colortable.clear(); + data->format = QImage::Format_Alpha8; + + return true; +} + +static bool convert_Indexed8_to_Grayscale8_inplace(QImageData *data, Qt::ImageConversionFlags) +{ + Q_ASSERT(data->format == QImage::Format_Indexed8); + + // Just check if this is a Grayscale8 in Indexed8 disguise. + const QVector<QRgb> &colors = data->colortable; + if (colors.size() != 256) + return false; + for (int i = 0; i < colors.size(); ++i) { + if (i != qGray(colors[i])) + return false; + } + + data->colortable.clear(); + data->format = QImage::Format_Grayscale8; + + return true; +} + +static void convert_Alpha8_to_Indexed8(QImageData *dest, const QImageData *src, Qt::ImageConversionFlags) +{ + Q_ASSERT(src->format == QImage::Format_Alpha8); + Q_ASSERT(dest->format == QImage::Format_Indexed8); + + memcpy(dest->data, src->data, src->bytes_per_line * src->height); + + QVector<QRgb> colors(256); + for (int i=0; i<256; ++i) + colors[i] = qRgba(0, 0, 0, i); + + dest->colortable = colors; +} + +static void convert_Grayscale8_to_Indexed8(QImageData *dest, const QImageData *src, Qt::ImageConversionFlags) +{ + Q_ASSERT(src->format == QImage::Format_Grayscale8); + Q_ASSERT(dest->format == QImage::Format_Indexed8); + + memcpy(dest->data, src->data, src->bytes_per_line * src->height); + + QVector<QRgb> colors(256); + for (int i=0; i<256; ++i) + colors[i] = qRgb(i, i, i); + + dest->colortable = colors; +} + +static bool convert_Alpha8_to_Indexed8_inplace(QImageData *data, Qt::ImageConversionFlags) +{ + Q_ASSERT(data->format == QImage::Format_Alpha8); + + QVector<QRgb> colors(256); + for (int i=0; i<256; ++i) + colors[i] = qRgba(0, 0, 0, i); + + data->colortable = colors; + data->format = QImage::Format_Indexed8; + + return true; +} + +static bool convert_Grayscale8_to_Indexed8_inplace(QImageData *data, Qt::ImageConversionFlags) +{ + Q_ASSERT(data->format == QImage::Format_Grayscale8); + + QVector<QRgb> colors(256); + for (int i=0; i<256; ++i) + colors[i] = qRgb(i, i, i); + + data->colortable = colors; + data->format = QImage::Format_Indexed8; + + return true; +} + + // first index source, second dest Image_Converter qimage_converter_map[QImage::NImageFormats][QImage::NImageFormats] = { { - 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0 + 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0 }, { 0, @@ -1894,7 +1878,7 @@ Image_Converter qimage_converter_map[QImage::NImageFormats][QImage::NImageFormat 0, 0, 0, - 0, 0, 0, 0, 0 + 0, 0, 0, 0, 0, 0, 0 }, // Format_Mono { @@ -1916,7 +1900,7 @@ Image_Converter qimage_converter_map[QImage::NImageFormats][QImage::NImageFormat 0, 0, 0, - 0, 0, 0, 0, 0 + 0, 0, 0, 0, 0, 0, 0 }, // Format_MonoLSB { @@ -1938,7 +1922,9 @@ Image_Converter qimage_converter_map[QImage::NImageFormats][QImage::NImageFormat 0, 0, 0, - 0, 0, 0, 0, 0 + 0, 0, 0, 0, 0, + convert_Indexed8_to_Alpha8, + convert_Indexed8_to_Grayscale8, }, // Format_Indexed8 { @@ -1958,13 +1944,14 @@ Image_Converter qimage_converter_map[QImage::NImageFormats][QImage::NImageFormat 0, 0, 0, - convert_RGB_to_RGBA, - convert_RGB_to_RGBA, - convert_RGB_to_RGBA, + 0, + 0, + 0, convert_RGB_to_RGB30<PixelOrderBGR>, convert_RGB_to_RGB30<PixelOrderBGR>, convert_RGB_to_RGB30<PixelOrderRGB>, convert_RGB_to_RGB30<PixelOrderRGB>, + 0, 0 }, // Format_RGB32 { @@ -1986,11 +1973,12 @@ Image_Converter qimage_converter_map[QImage::NImageFormats][QImage::NImageFormat 0, convert_ARGB_to_RGBx, convert_ARGB_to_RGBA, - convert_ARGB_to_RGBA_PM, + 0, convert_RGB_to_RGB30<PixelOrderBGR>, 0, convert_RGB_to_RGB30<PixelOrderRGB>, 0, + 0, 0 }, // Format_ARGB32 { @@ -1998,8 +1986,6 @@ Image_Converter qimage_converter_map[QImage::NImageFormats][QImage::NImageFormat convert_ARGB_PM_to_Mono, convert_ARGB_PM_to_Mono, convert_ARGB_PM_to_Indexed8, - convert_ARGB_PM_to_RGB, - convert_ARGB_PM_to_ARGB, 0, 0, 0, @@ -2010,13 +1996,16 @@ Image_Converter qimage_converter_map[QImage::NImageFormats][QImage::NImageFormat 0, 0, 0, - convert_ARGB_PM_to_RGBx, - convert_ARGB_PM_to_RGBA, + 0, + 0, + 0, + 0, convert_ARGB_to_RGBA, - convert_ARGB_PM_to_RGB30<PixelOrderBGR>, - convert_ARGB_to_A2RGB30<PixelOrderBGR>, - convert_ARGB_PM_to_RGB30<PixelOrderRGB>, - convert_ARGB_to_A2RGB30<PixelOrderRGB>, + 0, + 0, + 0, + 0, + 0, 0 }, // Format_ARGB32_Premultiplied { @@ -2038,7 +2027,7 @@ Image_Converter qimage_converter_map[QImage::NImageFormats][QImage::NImageFormat 0, 0, 0, - 0, 0, 0, 0, 0 + 0, 0, 0, 0, 0, 0, 0 }, // Format_RGB16 { @@ -2060,7 +2049,7 @@ Image_Converter qimage_converter_map[QImage::NImageFormats][QImage::NImageFormat 0, 0, 0, - 0, 0, 0, 0, 0 + 0, 0, 0, 0, 0, 0, 0 }, // Format_ARGB8565_Premultiplied { @@ -2082,7 +2071,7 @@ Image_Converter qimage_converter_map[QImage::NImageFormats][QImage::NImageFormat 0, 0, 0, - 0, 0, 0, 0, 0 + 0, 0, 0, 0, 0, 0, 0 }, // Format_RGB666 { @@ -2104,7 +2093,7 @@ Image_Converter qimage_converter_map[QImage::NImageFormats][QImage::NImageFormat 0, 0, 0, - 0, 0, 0, 0, 0 + 0, 0, 0, 0, 0, 0, 0 }, // Format_ARGB6666_Premultiplied { @@ -2126,7 +2115,7 @@ Image_Converter qimage_converter_map[QImage::NImageFormats][QImage::NImageFormat 0, 0, 0, - 0, 0, 0, 0, 0 + 0, 0, 0, 0, 0, 0, 0 }, // Format_RGB555 { @@ -2148,7 +2137,7 @@ Image_Converter qimage_converter_map[QImage::NImageFormats][QImage::NImageFormat 0, 0, 0, - 0, 0, 0, 0, 0 + 0, 0, 0, 0, 0, 0, 0 }, // Format_ARGB8555_Premultiplied { @@ -2156,6 +2145,9 @@ Image_Converter qimage_converter_map[QImage::NImageFormats][QImage::NImageFormat 0, 0, 0, + convert_RGB888_to_RGB<false>, + convert_RGB888_to_RGB<false>, + convert_RGB888_to_RGB<false>, 0, 0, 0, @@ -2165,12 +2157,10 @@ Image_Converter qimage_converter_map[QImage::NImageFormats][QImage::NImageFormat 0, 0, 0, - 0, - 0, - 0, - 0, - 0, - 0, 0, 0, 0, 0 + convert_RGB888_to_RGB<true>, + convert_RGB888_to_RGB<true>, + convert_RGB888_to_RGB<true>, + 0, 0, 0, 0, 0, 0 }, // Format_RGB888 { @@ -2192,7 +2182,7 @@ Image_Converter qimage_converter_map[QImage::NImageFormats][QImage::NImageFormat 0, 0, 0, - 0, 0, 0, 0, 0 + 0, 0, 0, 0, 0, 0, 0 }, // Format_RGB444 { @@ -2213,7 +2203,7 @@ Image_Converter qimage_converter_map[QImage::NImageFormats][QImage::NImageFormat 0, 0, 0, - 0, 0, 0, 0, 0 + 0, 0, 0, 0, 0, 0, 0 }, // Format_ARGB4444_Premultiplied { 0, @@ -2235,7 +2225,7 @@ Image_Converter qimage_converter_map[QImage::NImageFormats][QImage::NImageFormat 0, mask_alpha_converter_RGBx, mask_alpha_converter_RGBx, - 0, 0, 0, 0 + 0, 0, 0, 0, 0, 0 }, // Format_RGBX8888 { 0, @@ -2244,7 +2234,7 @@ Image_Converter qimage_converter_map[QImage::NImageFormats][QImage::NImageFormat 0, convert_RGBA_to_RGB, convert_RGBA_to_ARGB, - convert_RGBA_to_ARGB_PM, + 0, 0, 0, 0, @@ -2262,7 +2252,7 @@ Image_Converter qimage_converter_map[QImage::NImageFormats][QImage::NImageFormat 0, 0, #endif - 0, 0, 0, 0 + 0, 0, 0, 0, 0, 0 }, // Format_RGBA8888 { @@ -2270,11 +2260,9 @@ Image_Converter qimage_converter_map[QImage::NImageFormats][QImage::NImageFormat 0, 0, 0, - convert_RGBA_PM_to_RGB, - convert_RGBA_PM_to_ARGB, - convert_RGBA_to_ARGB, 0, 0, + convert_RGBA_to_ARGB, 0, 0, 0, @@ -2282,16 +2270,11 @@ Image_Converter qimage_converter_map[QImage::NImageFormats][QImage::NImageFormat 0, 0, 0, -#if Q_BYTE_ORDER == Q_LITTLE_ENDIAN - convert_ARGB_PM_to_RGB, - convert_ARGB_PM_to_ARGB, 0, -#else 0, 0, 0, -#endif - 0, 0, 0, 0 + 0, 0, 0, 0, 0, 0 }, // Format_RGBA8888_Premultiplied { @@ -2317,16 +2300,17 @@ Image_Converter qimage_converter_map[QImage::NImageFormats][QImage::NImageFormat 0, convert_passthrough, convert_BGR30_to_RGB30, - convert_BGR30_to_RGB30 + convert_BGR30_to_RGB30, + 0, 0 }, // Format_BGR30 { 0, 0, 0, 0, - convert_A2RGB30_PM_to_RGB<PixelOrderBGR>, 0, - convert_A2RGB30_to_ARGB<PixelOrderBGR>, + 0, + 0, 0, 0, 0, @@ -2342,7 +2326,8 @@ Image_Converter qimage_converter_map[QImage::NImageFormats][QImage::NImageFormat convert_A2RGB30_PM_to_RGB30, 0, 0, - convert_BGR30_to_RGB30 + convert_BGR30_to_RGB30, + 0, 0 }, // Format_BGR30A2_Premultiplied { 0, @@ -2368,15 +2353,16 @@ Image_Converter qimage_converter_map[QImage::NImageFormats][QImage::NImageFormat 0, 0, convert_passthrough, + 0, 0 }, // Format_RGB30 { 0, 0, 0, 0, - convert_A2RGB30_PM_to_RGB<PixelOrderRGB>, 0, - convert_A2RGB30_to_ARGB<PixelOrderRGB>, + 0, + 0, 0, 0, 0, @@ -2393,19 +2379,61 @@ Image_Converter qimage_converter_map[QImage::NImageFormats][QImage::NImageFormat convert_BGR30_to_RGB30, convert_A2RGB30_PM_to_RGB30, 0, + 0, + 0, }, // Format_RGB30A2_Premultiplied + { + 0, + 0, + 0, + convert_Alpha8_to_Indexed8, + 0, + 0, + 0, + 0, + 0, + 0, + 0, + 0, + 0, + 0, + 0, + 0, + 0, + 0, 0, 0, 0, 0, 0, 0 + }, // Format_Alpha8 + { + 0, + 0, + 0, + convert_Grayscale8_to_Indexed8, + 0, + 0, + 0, + 0, + 0, + 0, + 0, + 0, + 0, + 0, + 0, + 0, + 0, + 0, 0, 0, 0, 0, 0, 0 + } // Format_Grayscale8 }; InPlace_Image_Converter qimage_inplace_converter_map[QImage::NImageFormats][QImage::NImageFormats] = { { - 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0 + 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0 }, { - 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0 + 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0 }, // Format_Mono { - 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0 + 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0 }, // Format_MonoLSB { 0, @@ -2426,7 +2454,9 @@ InPlace_Image_Converter qimage_inplace_converter_map[QImage::NImageFormats][QIma 0, 0, 0, - 0, 0, 0, 0, 0 + 0, 0, 0, 0, 0, + convert_Indexed8_to_Alpha8_inplace, + convert_Indexed8_to_Grayscale8_inplace, }, // Format_Indexed8 { 0, @@ -2434,8 +2464,8 @@ InPlace_Image_Converter qimage_inplace_converter_map[QImage::NImageFormats][QIma 0, 0, 0, - 0, - 0, + mask_alpha_converter_inplace<QImage::Format_ARGB32>, + mask_alpha_converter_inplace<QImage::Format_ARGB32_Premultiplied>, convert_RGB_to_RGB16_inplace, 0, 0, @@ -2447,19 +2477,20 @@ InPlace_Image_Converter qimage_inplace_converter_map[QImage::NImageFormats][QIma 0, 0, 0, - 0, 0, 0, 0, 0 + 0, + 0, 0, 0, 0, 0, 0 }, // Format_RGB32 { 0, 0, 0, 0, - 0, + mask_alpha_converter_inplace<QImage::Format_RGB32>, 0, #ifdef __SSE2__ convert_ARGB_to_ARGB_PM_inplace_sse2, #else - convert_ARGB_to_ARGB_PM_inplace, + 0, #endif 0, 0, @@ -2472,7 +2503,8 @@ InPlace_Image_Converter qimage_inplace_converter_map[QImage::NImageFormats][QIma 0, 0, convert_ARGB_to_RGBA_inplace, - 0, 0, 0, 0, 0 + 0, + 0, 0, 0, 0, 0, 0 }, // Format_ARGB32 { 0, @@ -2494,43 +2526,43 @@ InPlace_Image_Converter qimage_inplace_converter_map[QImage::NImageFormats][QIma 0, 0, convert_ARGB_to_RGBA_inplace, - 0, 0, 0, 0 + 0, 0, 0, 0, 0, 0 }, // Format_ARGB32_Premultiplied { - 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0 + 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0 }, // Format_RGB16 { - 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0 + 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0 }, // Format_ARGB8565_Premultiplied { - 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0 + 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0 }, // Format_RGB666 { - 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0 + 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0 }, // Format_ARGB6666_Premultiplied { - 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0 + 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0 }, // Format_RGB555 { - 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0 + 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0 }, // Format_ARGB8555_Premultiplied { - 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0 + 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0 }, // Format_RGB888 { - 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0 + 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0 }, // Format_RGB444 { - 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0 + 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0 }, // Format_ARGB4444_Premultiplied { 0, 0, 0, 0, - convert_RGBA_to_ARGB_inplace, - convert_RGBA_to_ARGB_inplace, - convert_RGBA_to_ARGB_inplace, + convert_RGBA_to_ARGB_inplace<QImage::Format_RGB32>, + convert_RGBA_to_ARGB_inplace<QImage::Format_ARGB32>, + convert_RGBA_to_ARGB_inplace<QImage::Format_ARGB32_Premultiplied>, 0, 0, 0, @@ -2543,16 +2575,16 @@ InPlace_Image_Converter qimage_inplace_converter_map[QImage::NImageFormats][QIma 0, convert_passthrough_inplace<QImage::Format_RGBA8888>, convert_passthrough_inplace<QImage::Format_RGBA8888_Premultiplied>, - 0, 0, 0, 0 + 0, 0, 0, 0, 0, 0 }, // Format_RGBX8888 { 0, 0, 0, 0, + convert_RGBA_to_ARGB_inplace<QImage::Format_RGB32>, + convert_RGBA_to_ARGB_inplace<QImage::Format_ARGB32>, 0, - convert_RGBA_to_ARGB_inplace, - convert_RGBA_to_ARGB_PM_inplace, 0, 0, 0, @@ -2563,9 +2595,14 @@ InPlace_Image_Converter qimage_inplace_converter_map[QImage::NImageFormats][QIma 0, 0, 0, +#if Q_BYTE_ORDER == Q_LITTLE_ENDIAN && __SSE2__ 0, + convert_ARGB_to_ARGB_PM_inplace_sse2, +#else 0, - 0, 0, 0, 0 + 0, +#endif + 0, 0, 0, 0, 0, 0 }, // Format_RGBA8888 { 0, @@ -2574,7 +2611,7 @@ InPlace_Image_Converter qimage_inplace_converter_map[QImage::NImageFormats][QIma 0, 0, 0, - convert_RGBA_to_ARGB_inplace, + convert_RGBA_to_ARGB_inplace<QImage::Format_ARGB32_Premultiplied>, 0, 0, 0, @@ -2587,7 +2624,7 @@ InPlace_Image_Converter qimage_inplace_converter_map[QImage::NImageFormats][QIma 0, 0, 0, - 0, 0, 0, 0 + 0, 0, 0, 0, 0, 0 }, // Format_RGBA8888_Premultiplied { 0, @@ -2612,7 +2649,8 @@ InPlace_Image_Converter qimage_inplace_converter_map[QImage::NImageFormats][QIma 0, convert_passthrough_inplace<QImage::Format_A2BGR30_Premultiplied>, convert_BGR30_to_RGB30_inplace, - convert_BGR30_to_RGB30_inplace + convert_BGR30_to_RGB30_inplace, + 0, 0 }, // Format_BGR30 { 0, @@ -2637,7 +2675,8 @@ InPlace_Image_Converter qimage_inplace_converter_map[QImage::NImageFormats][QIma convert_A2RGB30_PM_to_RGB30_inplace, 0, 0, - convert_BGR30_to_RGB30_inplace + convert_BGR30_to_RGB30_inplace, + 0, 0 }, // Format_BGR30A2_Premultiplied { 0, @@ -2662,7 +2701,8 @@ InPlace_Image_Converter qimage_inplace_converter_map[QImage::NImageFormats][QIma convert_BGR30_to_RGB30_inplace, convert_BGR30_to_RGB30_inplace, 0, - convert_passthrough_inplace<QImage::Format_A2RGB30_Premultiplied> + convert_passthrough_inplace<QImage::Format_A2RGB30_Premultiplied>, + 0, 0 }, // Format_RGB30 { 0, @@ -2687,8 +2727,61 @@ InPlace_Image_Converter qimage_inplace_converter_map[QImage::NImageFormats][QIma 0, convert_BGR30_to_RGB30_inplace, convert_A2RGB30_PM_to_RGB30_inplace, - 0 + 0, + 0, 0 }, // Format_RGB30A2_Premultiplied + { + 0, + 0, + 0, + convert_Alpha8_to_Indexed8_inplace, + 0, + 0, + 0, + 0, + 0, + 0, + 0, + 0, + 0, + 0, + 0, + 0, + 0, + 0, + 0, + 0, + 0, + 0, + 0, + 0, 0 + }, // Format_Alpha8 + { + 0, + 0, + 0, + convert_Grayscale8_to_Indexed8_inplace, + 0, + 0, + 0, + 0, + 0, + 0, + 0, + 0, + 0, + 0, + 0, + 0, + 0, + 0, + 0, + 0, + 0, + 0, + 0, + 0, 0 + } // Format_Grayscale8 }; void qInitImageConversions() @@ -2702,6 +2795,22 @@ void qInitImageConversions() } #endif +#if defined(QT_COMPILER_SUPPORTS_SSE4_1) && !defined(__SSE4_1__) + if (qCpuHasFeature(SSE4_1)) { + extern void convert_ARGB_to_ARGB_PM_sse4(QImageData *dest, const QImageData *src, Qt::ImageConversionFlags); + qimage_converter_map[QImage::Format_ARGB32][QImage::Format_ARGB32_Premultiplied] = convert_ARGB_to_ARGB_PM_sse4; + qimage_converter_map[QImage::Format_RGBA8888][QImage::Format_RGBA8888_Premultiplied] = convert_ARGB_to_ARGB_PM_sse4; + } +#endif + +#if defined(QT_COMPILER_SUPPORTS_AVX2) && !defined(__AVX2__) + if (qCpuHasFeature(AVX2)) { + extern void convert_ARGB_to_ARGB_PM_avx2(QImageData *dest, const QImageData *src, Qt::ImageConversionFlags); + qimage_converter_map[QImage::Format_ARGB32][QImage::Format_ARGB32_Premultiplied] = convert_ARGB_to_ARGB_PM_avx2; + qimage_converter_map[QImage::Format_RGBA8888][QImage::Format_RGBA8888_Premultiplied] = convert_ARGB_to_ARGB_PM_avx2; + } +#endif + #if defined(__ARM_NEON__) && !defined(Q_PROCESSOR_ARM_64) extern void convert_RGB888_to_RGB32_neon(QImageData *dest, const QImageData *src, Qt::ImageConversionFlags); qimage_converter_map[QImage::Format_RGB888][QImage::Format_RGB32] = convert_RGB888_to_RGB32_neon; |