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tdesktop/Telegram/SourceFiles/ui/image/image.cpp

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/*
This file is part of Telegram Desktop,
the official desktop application for the Telegram messaging service.
For license and copyright information please follow this link:
https://github.com/telegramdesktop/tdesktop/blob/master/LEGAL
*/
#include "ui/image/image.h"
#include "ui/image/image_source.h"
#include "core/media_active_cache.h"
#include "storage/cache/storage_cache_database.h"
#include "data/data_session.h"
#include "data/data_file_origin.h"
#include "chat_helpers/stickers.h"
#include "main/main_session.h"
#include "app.h"
using namespace Images;
namespace Images {
namespace {
// After 128 MB of unpacked images we try to clear some memory.
constexpr auto kMemoryForCache = 128 * 1024 * 1024;
std::unordered_map<InMemoryKey, std::unique_ptr<Image>> StorageImages;
std::unordered_map<InMemoryKey, std::unique_ptr<Image>> GeoPointImages;
int64 ComputeUsage(QSize size) {
return int64(size.width()) * size.height() * 4;
}
int64 ComputeUsage(const QPixmap &image) {
return ComputeUsage(image.size());
}
int64 ComputeUsage(const QImage &image) {
return ComputeUsage(image.size());
}
[[nodiscard]] Core::MediaActiveCache<const Image> &ActiveCache() {
static auto Instance = Core::MediaActiveCache<const Image>(
kMemoryForCache,
[](const Image *image) { image->unload(); });
return Instance;
}
uint64 PixKey(int width, int height, Options options) {
return static_cast<uint64>(width)
| (static_cast<uint64>(height) << 24)
| (static_cast<uint64>(options) << 48);
}
uint64 SinglePixKey(Options options) {
return PixKey(0, 0, options);
}
} // namespace
QByteArray ExpandInlineBytes(const QByteArray &bytes) {
if (bytes.size() < 3 || bytes[0] != '\x01') {
return QByteArray();
}
const char header[] = "\xff\xd8\xff\xe0\x00\x10\x4a\x46\x49"
"\x46\x00\x01\x01\x00\x00\x01\x00\x01\x00\x00\xff\xdb\x00\x43\x00\x28\x1c"
"\x1e\x23\x1e\x19\x28\x23\x21\x23\x2d\x2b\x28\x30\x3c\x64\x41\x3c\x37\x37"
"\x3c\x7b\x58\x5d\x49\x64\x91\x80\x99\x96\x8f\x80\x8c\x8a\xa0\xb4\xe6\xc3"
"\xa0\xaa\xda\xad\x8a\x8c\xc8\xff\xcb\xda\xee\xf5\xff\xff\xff\x9b\xc1\xff"
"\xff\xff\xfa\xff\xe6\xfd\xff\xf8\xff\xdb\x00\x43\x01\x2b\x2d\x2d\x3c\x35"
"\x3c\x76\x41\x41\x76\xf8\xa5\x8c\xa5\xf8\xf8\xf8\xf8\xf8\xf8\xf8\xf8\xf8"
"\xf8\xf8\xf8\xf8\xf8\xf8\xf8\xf8\xf8\xf8\xf8\xf8\xf8\xf8\xf8\xf8\xf8\xf8"
"\xf8\xf8\xf8\xf8\xf8\xf8\xf8\xf8\xf8\xf8\xf8\xf8\xf8\xf8\xf8\xf8\xf8\xf8"
"\xf8\xf8\xf8\xf8\xf8\xff\xc0\x00\x11\x08\x00\x00\x00\x00\x03\x01\x22\x00"
"\x02\x11\x01\x03\x11\x01\xff\xc4\x00\x1f\x00\x00\x01\x05\x01\x01\x01\x01"
"\x01\x01\x00\x00\x00\x00\x00\x00\x00\x00\x01\x02\x03\x04\x05\x06\x07\x08"
"\x09\x0a\x0b\xff\xc4\x00\xb5\x10\x00\x02\x01\x03\x03\x02\x04\x03\x05\x05"
"\x04\x04\x00\x00\x01\x7d\x01\x02\x03\x00\x04\x11\x05\x12\x21\x31\x41\x06"
"\x13\x51\x61\x07\x22\x71\x14\x32\x81\x91\xa1\x08\x23\x42\xb1\xc1\x15\x52"
"\xd1\xf0\x24\x33\x62\x72\x82\x09\x0a\x16\x17\x18\x19\x1a\x25\x26\x27\x28"
"\x29\x2a\x34\x35\x36\x37\x38\x39\x3a\x43\x44\x45\x46\x47\x48\x49\x4a\x53"
"\x54\x55\x56\x57\x58\x59\x5a\x63\x64\x65\x66\x67\x68\x69\x6a\x73\x74\x75"
"\x76\x77\x78\x79\x7a\x83\x84\x85\x86\x87\x88\x89\x8a\x92\x93\x94\x95\x96"
"\x97\x98\x99\x9a\xa2\xa3\xa4\xa5\xa6\xa7\xa8\xa9\xaa\xb2\xb3\xb4\xb5\xb6"
"\xb7\xb8\xb9\xba\xc2\xc3\xc4\xc5\xc6\xc7\xc8\xc9\xca\xd2\xd3\xd4\xd5\xd6"
"\xd7\xd8\xd9\xda\xe1\xe2\xe3\xe4\xe5\xe6\xe7\xe8\xe9\xea\xf1\xf2\xf3\xf4"
"\xf5\xf6\xf7\xf8\xf9\xfa\xff\xc4\x00\x1f\x01\x00\x03\x01\x01\x01\x01\x01"
"\x01\x01\x01\x01\x00\x00\x00\x00\x00\x00\x01\x02\x03\x04\x05\x06\x07\x08"
"\x09\x0a\x0b\xff\xc4\x00\xb5\x11\x00\x02\x01\x02\x04\x04\x03\x04\x07\x05"
"\x04\x04\x00\x01\x02\x77\x00\x01\x02\x03\x11\x04\x05\x21\x31\x06\x12\x41"
"\x51\x07\x61\x71\x13\x22\x32\x81\x08\x14\x42\x91\xa1\xb1\xc1\x09\x23\x33"
"\x52\xf0\x15\x62\x72\xd1\x0a\x16\x24\x34\xe1\x25\xf1\x17\x18\x19\x1a\x26"
"\x27\x28\x29\x2a\x35\x36\x37\x38\x39\x3a\x43\x44\x45\x46\x47\x48\x49\x4a"
"\x53\x54\x55\x56\x57\x58\x59\x5a\x63\x64\x65\x66\x67\x68\x69\x6a\x73\x74"
"\x75\x76\x77\x78\x79\x7a\x82\x83\x84\x85\x86\x87\x88\x89\x8a\x92\x93\x94"
"\x95\x96\x97\x98\x99\x9a\xa2\xa3\xa4\xa5\xa6\xa7\xa8\xa9\xaa\xb2\xb3\xb4"
"\xb5\xb6\xb7\xb8\xb9\xba\xc2\xc3\xc4\xc5\xc6\xc7\xc8\xc9\xca\xd2\xd3\xd4"
"\xd5\xd6\xd7\xd8\xd9\xda\xe2\xe3\xe4\xe5\xe6\xe7\xe8\xe9\xea\xf2\xf3\xf4"
"\xf5\xf6\xf7\xf8\xf9\xfa\xff\xda\x00\x0c\x03\x01\x00\x02\x11\x03\x11\x00"
"\x3f\x00";
const char footer[] = "\xff\xd9";
auto real = QByteArray(header, sizeof(header) - 1);
real[164] = bytes[1];
real[166] = bytes[2];
return real
+ bytes.mid(3)
+ QByteArray::fromRawData(footer, sizeof(footer) - 1);
}
QImage FromInlineBytes(const QByteArray &bytes) {
return App::readImage(ExpandInlineBytes(bytes));
}
void ClearRemote() {
base::take(StorageImages);
base::take(GeoPointImages);
}
void ClearAll() {
ActiveCache().clear();
ClearRemote();
}
ImagePtr Create(QImage &&image, QByteArray format) {
return ImagePtr(new Image(std::make_unique<ImageSource>(
std::move(image),
format)));
}
template <typename SourceType>
ImagePtr Create(
const StorageImageLocation &location,
int size,
const QByteArray &bytes) {
if (!location.valid()) {
return ImagePtr();
}
const auto key = inMemoryKey(location);
const auto i = StorageImages.find(key);
const auto found = (i != end(StorageImages));
const auto image = found
? i->second.get()
: StorageImages.emplace(
key,
std::make_unique<Image>(
std::make_unique<SourceType>(location, size))
).first->second.get();
if (found) {
image->refreshFileReference(location.fileReference());
}
if (!bytes.isEmpty()) {
image->setImageBytes(bytes);
}
return ImagePtr(image);
}
ImagePtr Create(const StorageImageLocation &location, int size) {
return Create<StorageSource>(location, size, QByteArray());
}
QSize GetSizeForDocument(const QVector<MTPDocumentAttribute> &attributes) {
for (const auto &attribute : attributes) {
if (attribute.type() == mtpc_documentAttributeImageSize) {
auto &size = attribute.c_documentAttributeImageSize();
return QSize(size.vw().v, size.vh().v);
}
}
return QSize();
}
ImagePtr Create(const GeoPointLocation &location) {
const auto key = inMemoryKey(location);
const auto i = GeoPointImages.find(key);
const auto image = (i != end(GeoPointImages))
? i->second.get()
: GeoPointImages.emplace(
key,
std::make_unique<Image>(
std::make_unique<GeoPointSource>(location))
).first->second.get();
return ImagePtr(image);
}
} // namespace Images
Image::Image(std::unique_ptr<Source> &&source)
: _source(std::move(source)) {
}
void Image::replaceSource(std::unique_ptr<Source> &&source) {
const auto width = _source->width();
const auto height = _source->height();
if (width > 0 && height > 0) {
source->setInformation(_source->bytesSize(), width, height);
}
_source = std::move(source);
}
not_null<Image*> Image::Empty() {
static auto result = [] {
const auto factor = cIntRetinaFactor();
auto data = QImage(
factor,
factor,
QImage::Format_ARGB32_Premultiplied);
data.fill(Qt::transparent);
data.setDevicePixelRatio(cRetinaFactor());
return Image(std::make_unique<ImageSource>(std::move(data), "GIF"));
}();
return &result;
}
not_null<Image*> Image::BlankMedia() {
static auto result = [] {
const auto factor = cIntRetinaFactor();
auto data = QImage(
factor,
factor,
QImage::Format_ARGB32_Premultiplied);
data.fill(Qt::black);
data.setDevicePixelRatio(cRetinaFactor());
return Image(std::make_unique<ImageSource>(std::move(data), "GIF"));
}();
return &result;
}
bool Image::isNull() const {
return (this == Empty());
}
const QPixmap &Image::pix(
Data::FileOrigin origin,
int32 w,
int32 h) const {
checkSource();
if (w <= 0 || !width() || !height()) {
w = width();
} else {
w *= cIntRetinaFactor();
h *= cIntRetinaFactor();
}
auto options = Option::Smooth | Option::None;
auto k = PixKey(w, h, options);
auto i = _sizesCache.constFind(k);
if (i == _sizesCache.cend()) {
auto p = pixNoCache(origin, w, h, options);
p.setDevicePixelRatio(cRetinaFactor());
i = _sizesCache.insert(k, p);
ActiveCache().increment(ComputeUsage(*i));
}
return i.value();
}
const QPixmap &Image::pixRounded(
Data::FileOrigin origin,
int32 w,
int32 h,
ImageRoundRadius radius,
RectParts corners) const {
checkSource();
if (w <= 0 || !width() || !height()) {
w = width();
} else {
w *= cIntRetinaFactor();
h *= cIntRetinaFactor();
}
auto options = Option::Smooth | Option::None;
auto cornerOptions = [](RectParts corners) {
return (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);
};
if (radius == ImageRoundRadius::Large) {
options |= Option::RoundedLarge | cornerOptions(corners);
} else if (radius == ImageRoundRadius::Small) {
options |= Option::RoundedSmall | cornerOptions(corners);
} else if (radius == ImageRoundRadius::Ellipse) {
options |= Option::Circled | cornerOptions(corners);
}
auto k = PixKey(w, h, options);
auto i = _sizesCache.constFind(k);
if (i == _sizesCache.cend()) {
auto p = pixNoCache(origin, w, h, options);
p.setDevicePixelRatio(cRetinaFactor());
i = _sizesCache.insert(k, p);
ActiveCache().increment(ComputeUsage(*i));
}
return i.value();
}
const QPixmap &Image::pixCircled(
Data::FileOrigin origin,
int32 w,
int32 h) const {
checkSource();
if (w <= 0 || !width() || !height()) {
w = width();
} else {
w *= cIntRetinaFactor();
h *= cIntRetinaFactor();
}
auto options = Option::Smooth | Option::Circled;
auto k = PixKey(w, h, options);
auto i = _sizesCache.constFind(k);
if (i == _sizesCache.cend()) {
auto p = pixNoCache(origin, w, h, options);
p.setDevicePixelRatio(cRetinaFactor());
i = _sizesCache.insert(k, p);
ActiveCache().increment(ComputeUsage(*i));
}
return i.value();
}
const QPixmap &Image::pixBlurredCircled(
Data::FileOrigin origin,
int32 w,
int32 h) const {
checkSource();
if (w <= 0 || !width() || !height()) {
w = width();
} else {
w *= cIntRetinaFactor();
h *= cIntRetinaFactor();
}
auto options = Option::Smooth | Option::Circled | Option::Blurred;
auto k = PixKey(w, h, options);
auto i = _sizesCache.constFind(k);
if (i == _sizesCache.cend()) {
auto p = pixNoCache(origin, w, h, options);
p.setDevicePixelRatio(cRetinaFactor());
i = _sizesCache.insert(k, p);
ActiveCache().increment(ComputeUsage(*i));
}
return i.value();
}
const QPixmap &Image::pixBlurred(
Data::FileOrigin origin,
int32 w,
int32 h) const {
checkSource();
if (w <= 0 || !width() || !height()) {
w = width() * cIntRetinaFactor();
} else {
w *= cIntRetinaFactor();
h *= cIntRetinaFactor();
}
auto options = Option::Smooth | Option::Blurred;
auto k = PixKey(w, h, options);
auto i = _sizesCache.constFind(k);
if (i == _sizesCache.cend()) {
auto p = pixNoCache(origin, w, h, options);
p.setDevicePixelRatio(cRetinaFactor());
i = _sizesCache.insert(k, p);
ActiveCache().increment(ComputeUsage(*i));
}
return i.value();
}
const QPixmap &Image::pixColored(
Data::FileOrigin origin,
style::color add,
int32 w,
int32 h) const {
checkSource();
if (w <= 0 || !width() || !height()) {
w = width() * cIntRetinaFactor();
} else {
w *= cIntRetinaFactor();
h *= cIntRetinaFactor();
}
auto options = Option::Smooth | Option::Colored;
auto k = PixKey(w, h, options);
auto i = _sizesCache.constFind(k);
if (i == _sizesCache.cend()) {
auto p = pixColoredNoCache(origin, add, w, h, true);
p.setDevicePixelRatio(cRetinaFactor());
i = _sizesCache.insert(k, p);
ActiveCache().increment(ComputeUsage(*i));
}
return i.value();
}
const QPixmap &Image::pixBlurredColored(
Data::FileOrigin origin,
style::color add,
int32 w,
int32 h) const {
checkSource();
if (w <= 0 || !width() || !height()) {
w = width() * cIntRetinaFactor();
} else {
w *= cIntRetinaFactor();
h *= cIntRetinaFactor();
}
auto options = Option::Blurred | Option::Smooth | Option::Colored;
auto k = PixKey(w, h, options);
auto i = _sizesCache.constFind(k);
if (i == _sizesCache.cend()) {
auto p = pixBlurredColoredNoCache(origin, add, w, h);
p.setDevicePixelRatio(cRetinaFactor());
i = _sizesCache.insert(k, p);
ActiveCache().increment(ComputeUsage(*i));
}
return i.value();
}
const QPixmap &Image::pixSingle(
Data::FileOrigin origin,
int32 w,
int32 h,
int32 outerw,
int32 outerh,
ImageRoundRadius radius,
RectParts corners,
const style::color *colored) const {
checkSource();
if (w <= 0 || !width() || !height()) {
w = width() * cIntRetinaFactor();
} else {
w *= cIntRetinaFactor();
h *= cIntRetinaFactor();
}
auto options = Option::Smooth | Option::None;
auto cornerOptions = [](RectParts corners) {
return (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);
};
if (radius == ImageRoundRadius::Large) {
options |= Option::RoundedLarge | cornerOptions(corners);
} else if (radius == ImageRoundRadius::Small) {
options |= Option::RoundedSmall | cornerOptions(corners);
} else if (radius == ImageRoundRadius::Ellipse) {
options |= Option::Circled | cornerOptions(corners);
}
if (colored) {
options |= Option::Colored;
}
auto k = SinglePixKey(options);
auto i = _sizesCache.constFind(k);
if (i == _sizesCache.cend() || i->width() != (outerw * cIntRetinaFactor()) || i->height() != (outerh * cIntRetinaFactor())) {
if (i != _sizesCache.cend()) {
ActiveCache().decrement(ComputeUsage(*i));
}
auto p = pixNoCache(origin, w, h, options, outerw, outerh, colored);
p.setDevicePixelRatio(cRetinaFactor());
i = _sizesCache.insert(k, p);
ActiveCache().increment(ComputeUsage(*i));
}
return i.value();
}
const QPixmap &Image::pixBlurredSingle(
Data::FileOrigin origin,
int32 w,
int32 h,
int32 outerw,
int32 outerh,
ImageRoundRadius radius,
RectParts corners) const {
checkSource();
if (w <= 0 || !width() || !height()) {
w = width() * cIntRetinaFactor();
} else {
w *= cIntRetinaFactor();
h *= cIntRetinaFactor();
}
auto options = Option::Smooth | Option::Blurred;
auto cornerOptions = [](RectParts corners) {
return (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);
};
if (radius == ImageRoundRadius::Large) {
options |= Option::RoundedLarge | cornerOptions(corners);
} else if (radius == ImageRoundRadius::Small) {
options |= Option::RoundedSmall | cornerOptions(corners);
} else if (radius == ImageRoundRadius::Ellipse) {
options |= Option::Circled | cornerOptions(corners);
}
auto k = SinglePixKey(options);
auto i = _sizesCache.constFind(k);
if (i == _sizesCache.cend() || i->width() != (outerw * cIntRetinaFactor()) || i->height() != (outerh * cIntRetinaFactor())) {
if (i != _sizesCache.cend()) {
ActiveCache().decrement(ComputeUsage(*i));
}
auto p = pixNoCache(origin, w, h, options, outerw, outerh);
p.setDevicePixelRatio(cRetinaFactor());
i = _sizesCache.insert(k, p);
ActiveCache().increment(ComputeUsage(*i));
}
return i.value();
}
QPixmap Image::pixNoCache(
Data::FileOrigin origin,
int w,
int h,
Options options,
int outerw,
int outerh,
const style::color *colored) const {
if (!loading()) {
const_cast<Image*>(this)->load(origin);
}
checkSource();
if (_data.isNull()) {
if (h <= 0 && height() > 0) {
h = qRound(width() * w / float64(height()));
}
return Empty()->pixNoCache(origin, w, h, options, outerw, outerh);
}
if (isNull() && outerw > 0 && outerh > 0) {
outerw *= cIntRetinaFactor();
outerh *= cIntRetinaFactor();
QImage result(outerw, outerh, QImage::Format_ARGB32_Premultiplied);
result.setDevicePixelRatio(style::DevicePixelRatio());
{
QPainter p(&result);
if (w < outerw) {
p.fillRect(0, 0, (outerw - w) / 2, result.height(), st::imageBg);
p.fillRect(((outerw - w) / 2) + w, 0, result.width() - (((outerw - w) / 2) + w), result.height(), st::imageBg);
}
if (h < outerh) {
p.fillRect(qMax(0, (outerw - w) / 2), 0, qMin(result.width(), w), (outerh - h) / 2, st::imageBg);
p.fillRect(qMax(0, (outerw - w) / 2), ((outerh - h) / 2) + h, qMin(result.width(), w), result.height() - (((outerh - h) / 2) + h), st::imageBg);
}
p.fillRect(qMax(0, (outerw - w) / 2), qMax(0, (outerh - h) / 2), qMin(result.width(), w), qMin(result.height(), h), st::imageBgTransparent);
}
auto corners = [](Options options) {
return ((options & Option::RoundedTopLeft) ? RectPart::TopLeft : RectPart::None)
| ((options & Option::RoundedTopRight) ? RectPart::TopRight : RectPart::None)
| ((options & Option::RoundedBottomLeft) ? RectPart::BottomLeft : RectPart::None)
| ((options & Option::RoundedBottomRight) ? RectPart::BottomRight : RectPart::None);
};
if (options & Option::Circled) {
prepareCircle(result);
} else if (options & Option::RoundedLarge) {
prepareRound(result, ImageRoundRadius::Large, corners(options));
} else if (options & Option::RoundedSmall) {
prepareRound(result, ImageRoundRadius::Small, corners(options));
}
if (options & Option::Colored) {
Assert(colored != nullptr);
result = prepareColored(*colored, std::move(result));
}
return App::pixmapFromImageInPlace(std::move(result));
}
return App::pixmapFromImageInPlace(prepare(_data, w, h, options, outerw, outerh, colored));
}
QPixmap Image::pixColoredNoCache(
Data::FileOrigin origin,
style::color add,
int32 w,
int32 h,
bool smooth) const {
if (!loading()) {
const_cast<Image*>(this)->load(origin);
}
checkSource();
if (_data.isNull()) {
return Empty()->pix(origin);
}
auto img = _data;
if (w <= 0 || !width() || !height() || (w == width() && (h <= 0 || h == height()))) {
return App::pixmapFromImageInPlace(prepareColored(add, std::move(img)));
}
if (h <= 0) {
return App::pixmapFromImageInPlace(prepareColored(add, img.scaledToWidth(w, smooth ? Qt::SmoothTransformation : Qt::FastTransformation)));
}
return App::pixmapFromImageInPlace(prepareColored(add, img.scaled(w, h, Qt::IgnoreAspectRatio, smooth ? Qt::SmoothTransformation : Qt::FastTransformation)));
}
QPixmap Image::pixBlurredColoredNoCache(
Data::FileOrigin origin,
style::color add,
int32 w,
int32 h) const {
if (!loading()) {
const_cast<Image*>(this)->load(origin);
}
checkSource();
if (_data.isNull()) {
return Empty()->pix(origin);
}
auto img = prepareBlur(_data);
if (h <= 0) {
img = img.scaledToWidth(w, Qt::SmoothTransformation);
} else {
img = img.scaled(w, h, Qt::IgnoreAspectRatio, Qt::SmoothTransformation);
}
return App::pixmapFromImageInPlace(prepareColored(add, img));
}
QImage Image::original() const {
checkSource();
return _data;
}
void Image::load(Data::FileOrigin origin) {
if (!loaded()) {
_source->load(origin);
}
}
void Image::loadEvenCancelled(Data::FileOrigin origin) {
if (!loaded()) {
_source->loadEvenCancelled(origin);
}
}
Storage::Cache::Key Image::cacheKey() const {
return _source->cacheKey();
}
bool Image::loaded() const {
checkSource();
return !_data.isNull();
}
void Image::checkSource() const {
auto data = _source->takeLoaded();
if (_data.isNull() && !data.isNull()) {
invalidateSizeCache();
_data = std::move(data);
ActiveCache().increment(ComputeUsage(_data));
}
ActiveCache().up(this);
}
void Image::unload() const {
_source->unload();
invalidateSizeCache();
ActiveCache().decrement(ComputeUsage(_data));
_data = QImage();
}
void Image::setDelayedStorageLocation(
Data::FileOrigin origin,
const StorageImageLocation &location) {
_source->setDelayedStorageLocation(location);
if (!loaded()) {
_source->performDelayedLoad(origin);
}
}
void Image::setImageBytes(const QByteArray &bytes) {
_source->setImageBytes(bytes);
checkSource();
}
void Image::invalidateSizeCache() const {
auto &cache = ActiveCache();
for (const auto &image : std::as_const(_sizesCache)) {
cache.decrement(ComputeUsage(image));
}
_sizesCache.clear();
}
Image::~Image() {
if (this != Empty() && this != BlankMedia()) {
invalidateSizeCache();
ActiveCache().decrement(ComputeUsage(_data));
_data = QImage();
ActiveCache().remove(this);
}
}
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