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Diffstat (limited to 'src/gui/image/qimage_conversions.cpp')
-rw-r--r--src/gui/image/qimage_conversions.cpp218
1 files changed, 76 insertions, 142 deletions
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
};
generated by cgit v1.2.3 (git 2.25.1) at 2024-04-18 18:23:03 +0000