QPixmap Image::pixBlurredNoCache(int32 w, int32 h) const {
return pixNoCache(w, h);
restore();
loaded();
const QPixmap &p(pixData());
if (p.isNull()) return blank()->pix();
QImage img;
if (h <= 0) {
img = p.toImage().scaledToWidth(w, Qt::SmoothTransformation);
} else {
img = p.toImage().scaled(w, h, Qt::IgnoreAspectRatio, Qt::SmoothTransformation);
}
QImage::Format fmt = img.format();
if (fmt != QImage::Format_RGB32 && fmt != QImage::Format_ARGB32 && fmt != QImage::Format_ARGB32_Premultiplied) {
QImage tmp(img.width(), img.height(), QImage::Format_ARGB32);
{
QPainter p(&tmp);
p.drawImage(0, 0, img);
}
img = tmp;
}
QImage fromimg = img;
uchar *bits = img.bits();
const uchar *from = fromimg.bits();
if (bits && from) {
int width = img.width(), height = img.height();
for (int i = 0; i < width; ++i) {
for (int j = 0; j < height; ++j) {
uint32 a = 0, b = 0, c = 0;
for (int index = i - 32; index < i + 32; ++index) {
int fullindex = 4 * (j * width + ((index < 0) ? 0 : (index >= width ? (width - 1) : index))), coef = 4;
a += from[fullindex + 1] * coef;
b += from[fullindex + 2] * coef;
c += from[fullindex + 3] * coef;
}
int fullindex = 4 * (j * width + i);
bits[fullindex + 1] = uchar(a >> 8);
bits[fullindex + 2] = uchar(b >> 8);
bits[fullindex + 3] = uchar(c >> 8);
}
}
for (int i = 0; i < width; ++i) {
for (int j = 0; j < height; ++j) {
uint32 a = 0, b = 0, c = 0;
for (int index = j - 32; index < j + 32; ++index) {
int fullindex = 4 * (((index < 0) ? 0 : (index >= height ? (height - 1) : index)) * width + i), coef = 4;
a += from[fullindex + 1] * coef;
b += from[fullindex + 2] * coef;
c += from[fullindex + 3] * coef;
}
int fullindex = 4 * (j * width + i);
bits[fullindex + 1] = uchar(a >> 8);
bits[fullindex + 2] = uchar(b >> 8);
bits[fullindex + 3] = uchar(c >> 8);
}
}
}
void HistoryPhoto::validateGroupedCache(
const QRect &geometry,
RectParts corners,
not_null<uint64*> cacheKey,
not_null<QPixmap*> cache) const {
using Option = Images::Option;
const auto loaded = _data->loaded();
const auto loadLevel = loaded
? 2
: (_data->thumbnailInline()
|| _data->thumbnail()->loaded()
|| _data->thumbnailSmall()->loaded())
? 1
: 0;
const auto width = geometry.width();
const auto height = geometry.height();
const auto options = Option::Smooth
| Option::RoundedLarge
| (loaded ? Option::None : Option::Blurred)
| ((corners & RectPart::TopLeft) ? Option::RoundedTopLeft : Option::None)
| ((corners & RectPart::TopRight) ? Option::RoundedTopRight : Option::None)
| ((corners & RectPart::BottomLeft) ? Option::RoundedBottomLeft : Option::None)
| ((corners & RectPart::BottomRight) ? Option::RoundedBottomRight : Option::None);
const auto key = (uint64(width) << 48)
| (uint64(height) << 32)
| (uint64(options) << 16)
| (uint64(loadLevel));
if (*cacheKey == key) {
return;
}
const auto originalWidth = ConvertScale(_data->width());
const auto originalHeight = ConvertScale(_data->height());
const auto pixSize = Ui::GetImageScaleSizeForGeometry(
{ originalWidth, originalHeight },
{ width, height });
const auto pixWidth = pixSize.width() * cIntRetinaFactor();
const auto pixHeight = pixSize.height() * cIntRetinaFactor();
const auto image = loaded
? _data->large().get()
: _data->thumbnail()->loaded()
? _data->thumbnail().get()
: _data->thumbnailSmall()->loaded()
? _data->thumbnailSmall().get()
: _data->thumbnailInline()
? _data->thumbnailInline()
: Image::BlankMedia().get();
*cacheKey = key;
*cache = image->pixNoCache(_realParent->fullId(), pixWidth, pixHeight, options, width, height);
}
void HistoryVideo::validateGroupedCache(
const QRect &geometry,
RectParts corners,
not_null<uint64*> cacheKey,
not_null<QPixmap*> cache) const {
using Option = Images::Option;
const auto good = _data->goodThumbnail();
const auto useGood = (good && good->loaded());
const auto image = useGood ? good : _data->thumb.get();
if (good && !useGood) {
good->load({});
}
const auto loaded = useGood ? true : _data->thumb->loaded();
const auto loadLevel = loaded ? 1 : 0;
const auto width = geometry.width();
const auto height = geometry.height();
const auto options = Option::Smooth
| Option::RoundedLarge
| (useGood ? Option(0) : Option::Blurred)
| ((corners & RectPart::TopLeft) ? Option::RoundedTopLeft : Option::None)
| ((corners & RectPart::TopRight) ? Option::RoundedTopRight : Option::None)
| ((corners & RectPart::BottomLeft) ? Option::RoundedBottomLeft : Option::None)
| ((corners & RectPart::BottomRight) ? Option::RoundedBottomRight : Option::None);
const auto key = (uint64(width) << 48)
| (uint64(height) << 32)
| (uint64(options) << 16)
| (uint64(loadLevel));
if (*cacheKey == key) {
return;
}
const auto originalWidth = ConvertScale(_data->thumb->width());
const auto originalHeight = ConvertScale(_data->thumb->height());
const auto pixSize = Ui::GetImageScaleSizeForGeometry(
{ originalWidth, originalHeight },
{ width, height });
const auto pixWidth = pixSize.width() * cIntRetinaFactor();
const auto pixHeight = pixSize.height() * cIntRetinaFactor();
*cacheKey = key;
*cache = image->pixNoCache(_realParent->fullId(), pixWidth, pixHeight, options, width, height);
}
const QPixmap &Image::pix(int32 w, int32 h) const {
restore();
checkload();
if (w <= 0 || !width() || !height()) {
w = width() * cIntRetinaFactor();
} else if (cRetina()) {
w *= cIntRetinaFactor();
h *= cIntRetinaFactor();
}
uint64 k = (uint64(w) << 32) | uint64(h);
Sizes::const_iterator i = _sizesCache.constFind(k);
if (i == _sizesCache.cend()) {
QPixmap p(pixNoCache(w, h, true));
if (cRetina()) p.setDevicePixelRatio(cRetinaFactor());
i = _sizesCache.insert(k, p);
if (!p.isNull()) {
globalAquiredSize += int64(p.width()) * p.height() * 4;
}
}
return i.value();
}