diff options
Diffstat (limited to 'src/gui/image')
-rw-r--r-- | src/gui/image/qimage.cpp | 2 | ||||
-rw-r--r-- | src/gui/image/qimage_conversions.cpp | 218 |
2 files changed, 77 insertions, 143 deletions
diff --git a/src/gui/image/qimage.cpp b/src/gui/image/qimage.cpp index 86130132a4..dda407181a 100644 --- a/src/gui/image/qimage.cpp +++ b/src/gui/image/qimage.cpp @@ -3370,7 +3370,7 @@ void QImage::mirrored_inplace(bool horizontal, bool vertical) \sa {QImage#Image Transformations}{Image Transformations} */ -inline void rgbSwapped_generic(int width, int height, const QImage *src, QImage *dst, const QPixelLayout* layout) +static inline void rgbSwapped_generic(int width, int height, const QImage *src, QImage *dst, const QPixelLayout* layout) { const RbSwapFunc func = layout->rbSwap; if (!func) { diff --git a/src/gui/image/qimage_conversions.cpp b/src/gui/image/qimage_conversions.cpp index 539bac222a..9e1df7058c 100644 --- a/src/gui/image/qimage_conversions.cpp +++ b/src/gui/image/qimage_conversions.cpp @@ -564,6 +564,67 @@ static bool convert_RGBA_to_ARGB_inplace(QImageData *data, Qt::ImageConversionFl return true; } +static void convert_rgbswap_generic(QImageData *dest, const QImageData *src, Qt::ImageConversionFlags) +{ + Q_ASSERT(src->width == dest->width); + Q_ASSERT(src->height == dest->height); + + const RbSwapFunc func = qPixelLayouts[src->format].rbSwap; + Q_ASSERT(func); + + const qsizetype sbpl = src->bytes_per_line; + const qsizetype dbpl = dest->bytes_per_line; + const uchar *src_data = src->data; + uchar *dest_data = dest->data; + + for (int i = 0; i < src->height; ++i) { + func(dest_data, src_data, src->width); + + src_data += sbpl; + dest_data += dbpl; + } +} + +static bool convert_rgbswap_generic_inplace(QImageData *data, Qt::ImageConversionFlags) +{ + const RbSwapFunc func = qPixelLayouts[data->format].rbSwap; + Q_ASSERT(func); + + const qsizetype bpl = data->bytes_per_line; + uchar *line_data = data->data; + + for (int i = 0; i < data->height; ++i) { + func(line_data, line_data, data->width); + line_data += bpl; + } + + switch (data->format) { + case QImage::Format_RGB888: + data->format = QImage::Format_BGR888; + break; + case QImage::Format_BGR888: + data->format = QImage::Format_RGB888; + break; + case QImage::Format_BGR30: + data->format = QImage::Format_RGB30; + break; + case QImage::Format_A2BGR30_Premultiplied: + data->format = QImage::Format_A2RGB30_Premultiplied; + break; + case QImage::Format_RGB30: + data->format = QImage::Format_BGR30; + break; + case QImage::Format_A2RGB30_Premultiplied: + data->format = QImage::Format_A2BGR30_Premultiplied; + break; + default: + Q_UNREACHABLE(); + data->format = QImage::Format_Invalid; + return false; + } + return true; +} + template<QtPixelOrder PixelOrder, bool RGBA> static void convert_RGB_to_RGB30(QImageData *dest, const QImageData *src, Qt::ImageConversionFlags) { @@ -693,74 +754,10 @@ static bool convert_A2RGB30_PM_to_RGB30_inplace(QImageData *data, Qt::ImageConve return true; } -static void convert_BGR30_to_RGB30(QImageData *dest, const QImageData *src, Qt::ImageConversionFlags) -{ - Q_ASSERT(src->format == QImage::Format_RGB30 || src->format == QImage::Format_BGR30 || - src->format == QImage::Format_A2RGB30_Premultiplied || src->format == QImage::Format_A2BGR30_Premultiplied); - Q_ASSERT(dest->format == QImage::Format_RGB30 || dest->format == QImage::Format_BGR30 || - dest->format == QImage::Format_A2RGB30_Premultiplied || dest->format == QImage::Format_A2BGR30_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 = qRgbSwapRgb30(*src_data); - ++src_data; - ++dest_data; - } - src_data += src_pad; - dest_data += dest_pad; - } -} - -static bool convert_BGR30_to_RGB30_inplace(QImageData *data, Qt::ImageConversionFlags) -{ - Q_ASSERT(data->format == QImage::Format_RGB30 || data->format == QImage::Format_BGR30 || - data->format == QImage::Format_A2RGB30_Premultiplied || data->format == QImage::Format_A2BGR30_Premultiplied); - - const int pad = (data->bytes_per_line >> 2) - data->width; - uint *rgb_data = (uint *) data->data; - - for (int i = 0; i < data->height; ++i) { - const uint *end = rgb_data + data->width; - while (rgb_data < end) { - *rgb_data = qRgbSwapRgb30(*rgb_data); - ++rgb_data; - } - rgb_data += pad; - } - - switch (data->format) { - case QImage::Format_BGR30: - data->format = QImage::Format_RGB30; - break; - case QImage::Format_A2BGR30_Premultiplied: - data->format = QImage::Format_A2RGB30_Premultiplied; - break; - case QImage::Format_RGB30: - data->format = QImage::Format_BGR30; - break; - case QImage::Format_A2RGB30_Premultiplied: - data->format = QImage::Format_A2BGR30_Premultiplied; - break; - default: - Q_UNREACHABLE(); - data->format = QImage::Format_Invalid; - return false; - } - return true; -} - static bool convert_BGR30_to_A2RGB30_inplace(QImageData *data, Qt::ImageConversionFlags flags) { Q_ASSERT(data->format == QImage::Format_RGB30 || data->format == QImage::Format_BGR30); - if (!convert_BGR30_to_RGB30_inplace(data, flags)) + if (!convert_rgbswap_generic_inplace(data, flags)) return false; if (data->format == QImage::Format_RGB30) @@ -1421,69 +1418,6 @@ static void convert_RGBA64_to_gray16(QImageData *dest, const QImageData *src, Qt } } -static void convert_RGB888_to_BGR888(QImageData *dest, const QImageData *src, Qt::ImageConversionFlags) -{ - Q_ASSERT(src->format == QImage::Format_RGB888 || src->format == QImage::Format_BGR888); - Q_ASSERT(dest->format == QImage::Format_RGB888 || dest->format == QImage::Format_BGR888); - Q_ASSERT(src->width == dest->width); - Q_ASSERT(src->height == dest->height); - - const qsizetype sbpl = src->bytes_per_line; - const qsizetype dbpl = dest->bytes_per_line; - const uchar *src_data = src->data; - uchar *dest_data = dest->data; - - for (int i = 0; i < src->height; ++i) { - int pixel = 0; - // Handle 4 pixels (12 bytes) at a time - for (; pixel + 3 < src->width; pixel += 4) { - const uchar *src = src_data + pixel * 3; - quint32 *dest_packed = (quint32 *) (dest_data + pixel * 3); - dest_packed[0] = (src[5] << 24) | (src[0] << 16) | (src[1] << 8) | (src[2] << 0); - dest_packed[1] = (src[7] << 24) | (src[8] << 16) | (src[3] << 8) | (src[4] << 0); - dest_packed[2] = (src[9] << 24) | (src[10] << 16) | (src[11] << 8) | (src[6] << 0); - } - - // epilog: handle left over pixels - for (; pixel < src->width; ++pixel) { - dest_data[pixel * 3 + 0] = src_data[pixel * 3 + 2]; - dest_data[pixel * 3 + 1] = src_data[pixel * 3 + 1]; - dest_data[pixel * 3 + 2] = src_data[pixel * 3 + 0]; - } - - src_data += sbpl; - dest_data += dbpl; - } -} - -static bool convert_RGB888_to_BGR888_inplace(QImageData *data, Qt::ImageConversionFlags) -{ - Q_ASSERT(data->format == QImage::Format_RGB888 || data->format == QImage::Format_BGR888); - - const qsizetype bpl = data->bytes_per_line; - uchar *line_data = data->data; - - for (int i = 0; i < data->height; ++i) { - for (int j = 0; j < data->width; ++j) - qSwap(line_data[j * 3 + 0], line_data[j * 3 + 2]); - line_data += bpl; - } - - switch (data->format) { - case QImage::Format_RGB888: - data->format = QImage::Format_BGR888; - break; - case QImage::Format_BGR888: - data->format = QImage::Format_RGB888; - break; - default: - Q_UNREACHABLE(); - data->format = QImage::Format_Invalid; - return false; - } - return true; -} - static QVector<QRgb> fix_color_table(const QVector<QRgb> &ctbl, QImage::Format format) { QVector<QRgb> colorTable = ctbl; @@ -2635,7 +2569,7 @@ Image_Converter qimage_converter_map[QImage::NImageFormats][QImage::NImageFormat convert_RGB888_to_RGB<true>, convert_RGB888_to_RGB<true>, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, - convert_RGB888_to_BGR888, + convert_rgbswap_generic, }, // Format_RGB888 { @@ -2781,8 +2715,8 @@ Image_Converter qimage_converter_map[QImage::NImageFormats][QImage::NImageFormat 0, 0, convert_passthrough, - convert_BGR30_to_RGB30, - convert_BGR30_to_RGB30, + convert_rgbswap_generic, + convert_rgbswap_generic, 0, 0, 0, 0, 0, 0, 0 }, // Format_BGR30 @@ -2809,7 +2743,7 @@ Image_Converter qimage_converter_map[QImage::NImageFormats][QImage::NImageFormat convert_A2RGB30_PM_to_RGB30<false>, 0, convert_A2RGB30_PM_to_RGB30<true>, - convert_BGR30_to_RGB30, + convert_rgbswap_generic, 0, 0, 0, 0, 0, 0, 0 }, // Format_A2BGR30_Premultiplied @@ -2833,8 +2767,8 @@ Image_Converter qimage_converter_map[QImage::NImageFormats][QImage::NImageFormat 0, 0, 0, - convert_BGR30_to_RGB30, - convert_BGR30_to_RGB30, + convert_rgbswap_generic, + convert_rgbswap_generic, 0, convert_passthrough, 0, 0, 0, 0, 0, 0, 0 @@ -2860,7 +2794,7 @@ Image_Converter qimage_converter_map[QImage::NImageFormats][QImage::NImageFormat convert_A2RGB30_PM_to_ARGB<PixelOrderRGB, true>, 0, convert_A2RGB30_PM_to_RGB30<true>, - convert_BGR30_to_RGB30, + convert_rgbswap_generic, convert_A2RGB30_PM_to_RGB30<false>, 0, 0, 0, @@ -3013,7 +2947,7 @@ Image_Converter qimage_converter_map[QImage::NImageFormats][QImage::NImageFormat 0, 0, 0, - convert_RGB888_to_BGR888, + convert_rgbswap_generic, 0, 0, #if Q_BYTE_ORDER == Q_LITTLE_ENDIAN @@ -3161,7 +3095,7 @@ InPlace_Image_Converter qimage_inplace_converter_map[QImage::NImageFormats][QIma }, // 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, - convert_RGB888_to_BGR888_inplace + convert_rgbswap_generic_inplace }, // 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 @@ -3267,7 +3201,7 @@ InPlace_Image_Converter qimage_inplace_converter_map[QImage::NImageFormats][QIma 0, 0, // self convert_passthrough_inplace<QImage::Format_A2BGR30_Premultiplied>, - convert_BGR30_to_RGB30_inplace, + convert_rgbswap_generic_inplace, convert_BGR30_to_A2RGB30_inplace, 0, 0, 0, 0, 0, 0, 0 @@ -3295,7 +3229,7 @@ InPlace_Image_Converter qimage_inplace_converter_map[QImage::NImageFormats][QIma convert_A2RGB30_PM_to_RGB30_inplace<false>, 0, // self convert_A2RGB30_PM_to_RGB30_inplace<true>, - convert_BGR30_to_RGB30_inplace, + convert_rgbswap_generic_inplace, 0, 0, 0, 0, 0, 0, 0 }, // Format_A2BGR30_Premultiplied { @@ -3318,7 +3252,7 @@ InPlace_Image_Converter qimage_inplace_converter_map[QImage::NImageFormats][QIma 0, 0, 0, - convert_BGR30_to_RGB30_inplace, + convert_rgbswap_generic_inplace, convert_BGR30_to_A2RGB30_inplace, 0, // self convert_passthrough_inplace<QImage::Format_A2RGB30_Premultiplied>, @@ -3345,7 +3279,7 @@ InPlace_Image_Converter qimage_inplace_converter_map[QImage::NImageFormats][QIma convert_A2RGB30_PM_to_ARGB_inplace<PixelOrderRGB, true>, 0, convert_A2RGB30_PM_to_RGB30_inplace<true>, - convert_BGR30_to_RGB30_inplace, + convert_rgbswap_generic_inplace, convert_A2RGB30_PM_to_RGB30_inplace<false>, 0, // self 0, 0, @@ -3427,7 +3361,7 @@ InPlace_Image_Converter qimage_inplace_converter_map[QImage::NImageFormats][QIma }, // Format_Grayscale16 { 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, - convert_RGB888_to_BGR888_inplace, + convert_rgbswap_generic_inplace, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0 }, // Format_BGR888 }; 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