tdesktop/Telegram/SourceFiles/ui/images.cpp

1343 lines
41 KiB
C++

/*
This file is part of Telegram Desktop,
the official desktop version of Telegram messaging app, see https://telegram.org
Telegram Desktop is free software: you can redistribute it and/or modify
it under the terms of the GNU General Public License as published by
the Free Software Foundation, either version 3 of the License, or
(at your option) any later version.
It is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
GNU General Public License for more details.
In addition, as a special exception, the copyright holders give permission
to link the code of portions of this program with the OpenSSL library.
Full license: https://github.com/telegramdesktop/tdesktop/blob/master/LICENSE
Copyright (c) 2014-2017 John Preston, https://desktop.telegram.org
*/
#include "ui/images.h"
#include "mainwidget.h"
#include "storage/localstorage.h"
#include "platform/platform_specific.h"
#include "auth_session.h"
namespace Images {
namespace {
FORCE_INLINE uint64 blurGetColors(const uchar *p) {
return (uint64)p[0] + ((uint64)p[1] << 16) + ((uint64)p[2] << 32) + ((uint64)p[3] << 48);
}
const QPixmap &circleMask(int width, int height) {
t_assert(Global::started());
uint64 key = uint64(uint32(width)) << 32 | uint64(uint32(height));
Global::CircleMasksMap &masks(Global::RefCircleMasks());
auto i = masks.constFind(key);
if (i == masks.cend()) {
QImage mask(width, height, QImage::Format_ARGB32_Premultiplied);
{
Painter p(&mask);
PainterHighQualityEnabler hq(p);
p.setCompositionMode(QPainter::CompositionMode_Source);
p.fillRect(0, 0, width, height, Qt::transparent);
p.setBrush(Qt::white);
p.setPen(Qt::NoPen);
p.drawEllipse(0, 0, width, height);
}
mask.setDevicePixelRatio(cRetinaFactor());
i = masks.insert(key, App::pixmapFromImageInPlace(std::move(mask)));
}
return i.value();
}
} // namespace
QImage prepareBlur(QImage img) {
auto ratio = img.devicePixelRatio();
auto fmt = img.format();
if (fmt != QImage::Format_RGB32 && fmt != QImage::Format_ARGB32_Premultiplied) {
img = img.convertToFormat(QImage::Format_ARGB32_Premultiplied);
img.setDevicePixelRatio(ratio);
t_assert(!img.isNull());
}
uchar *pix = img.bits();
if (pix) {
int w = img.width(), h = img.height(), wold = w, hold = h;
const int radius = 3;
const int r1 = radius + 1;
const int div = radius * 2 + 1;
const int stride = w * 4;
if (radius < 16 && div < w && div < h && stride <= w * 4) {
bool withalpha = img.hasAlphaChannel();
if (withalpha) {
QImage imgsmall(w, h, img.format());
{
Painter p(&imgsmall);
PainterHighQualityEnabler hq(p);
p.setCompositionMode(QPainter::CompositionMode_Source);
p.fillRect(0, 0, w, h, Qt::transparent);
p.drawImage(QRect(radius, radius, w - 2 * radius, h - 2 * radius), img, QRect(0, 0, w, h));
}
imgsmall.setDevicePixelRatio(ratio);
auto was = img;
img = std::move(imgsmall);
imgsmall = QImage();
t_assert(!img.isNull());
pix = img.bits();
if (!pix) return was;
}
uint64 *rgb = new uint64[w * h];
int x, y, i;
int yw = 0;
const int we = w - r1;
for (y = 0; y < h; y++) {
uint64 cur = blurGetColors(&pix[yw]);
uint64 rgballsum = -radius * cur;
uint64 rgbsum = cur * ((r1 * (r1 + 1)) >> 1);
for (i = 1; i <= radius; i++) {
uint64 cur = blurGetColors(&pix[yw + i * 4]);
rgbsum += cur * (r1 - i);
rgballsum += cur;
}
x = 0;
#define update(start, middle, end) \
rgb[y * w + x] = (rgbsum >> 4) & 0x00FF00FF00FF00FFLL; \
rgballsum += blurGetColors(&pix[yw + (start) * 4]) - 2 * blurGetColors(&pix[yw + (middle) * 4]) + blurGetColors(&pix[yw + (end) * 4]); \
rgbsum += rgballsum; \
x++;
while (x < r1) {
update(0, x, x + r1);
}
while (x < we) {
update(x - r1, x, x + r1);
}
while (x < w) {
update(x - r1, x, w - 1);
}
#undef update
yw += stride;
}
const int he = h - r1;
for (x = 0; x < w; x++) {
uint64 rgballsum = -radius * rgb[x];
uint64 rgbsum = rgb[x] * ((r1 * (r1 + 1)) >> 1);
for (i = 1; i <= radius; i++) {
rgbsum += rgb[i * w + x] * (r1 - i);
rgballsum += rgb[i * w + x];
}
y = 0;
int yi = x * 4;
#define update(start, middle, end) \
uint64 res = rgbsum >> 4; \
pix[yi] = res & 0xFF; \
pix[yi + 1] = (res >> 16) & 0xFF; \
pix[yi + 2] = (res >> 32) & 0xFF; \
pix[yi + 3] = (res >> 48) & 0xFF; \
rgballsum += rgb[x + (start) * w] - 2 * rgb[x + (middle) * w] + rgb[x + (end) * w]; \
rgbsum += rgballsum; \
y++; \
yi += stride;
while (y < r1) {
update(0, y, y + r1);
}
while (y < he) {
update(y - r1, y, y + r1);
}
while (y < h) {
update(y - r1, y, h - 1);
}
#undef update
}
delete[] rgb;
}
}
return img;
}
void prepareCircle(QImage &img) {
t_assert(!img.isNull());
img.setDevicePixelRatio(cRetinaFactor());
img = img.convertToFormat(QImage::Format_ARGB32_Premultiplied);
t_assert(!img.isNull());
QPixmap mask = circleMask(img.width(), img.height());
Painter p(&img);
p.setCompositionMode(QPainter::CompositionMode_DestinationIn);
p.drawPixmap(0, 0, mask);
}
void prepareRound(QImage &image, ImageRoundRadius radius, ImageRoundCorners corners) {
if (!static_cast<int>(corners)) {
return;
} else if (radius == ImageRoundRadius::Ellipse) {
t_assert(corners == ImageRoundCorners(ImageRoundCorner::All));
prepareCircle(image);
}
t_assert(!image.isNull());
image.setDevicePixelRatio(cRetinaFactor());
image = std::move(image).convertToFormat(QImage::Format_ARGB32_Premultiplied);
t_assert(!image.isNull());
QImage **masks = App::cornersMask(radius);
prepareRound(image, masks, corners);
}
void prepareRound(QImage &image, QImage **cornerMasks, ImageRoundCorners corners) {
auto cornerWidth = cornerMasks[0]->width();
auto cornerHeight = cornerMasks[0]->height();
auto imageWidth = image.width();
auto imageHeight = image.height();
if (imageWidth < 2 * cornerWidth || imageHeight < 2 * cornerHeight) {
return;
}
constexpr auto imageIntsPerPixel = 1;
auto imageIntsPerLine = (image.bytesPerLine() >> 2);
t_assert(image.depth() == static_cast<int>((imageIntsPerPixel * sizeof(uint32)) << 3));
t_assert(image.bytesPerLine() == (imageIntsPerLine << 2));
auto ints = reinterpret_cast<uint32*>(image.bits());
auto intsTopLeft = ints;
auto intsTopRight = ints + imageWidth - cornerWidth;
auto intsBottomLeft = ints + (imageHeight - cornerHeight) * imageWidth;
auto intsBottomRight = ints + (imageHeight - cornerHeight + 1) * imageWidth - cornerWidth;
auto maskCorner = [imageWidth, imageHeight, imageIntsPerPixel, imageIntsPerLine](uint32 *imageInts, const QImage *mask) {
auto maskWidth = mask->width();
auto maskHeight = mask->height();
auto maskBytesPerPixel = (mask->depth() >> 3);
auto maskBytesPerLine = mask->bytesPerLine();
auto maskBytesAdded = maskBytesPerLine - maskWidth * maskBytesPerPixel;
auto maskBytes = mask->constBits();
t_assert(maskBytesAdded >= 0);
t_assert(mask->depth() == (maskBytesPerPixel << 3));
auto imageIntsAdded = imageIntsPerLine - maskWidth * imageIntsPerPixel;
t_assert(imageIntsAdded >= 0);
for (auto y = 0; y != maskHeight; ++y) {
for (auto x = 0; x != maskWidth; ++x) {
auto opacity = static_cast<anim::ShiftedMultiplier>(*maskBytes) + 1;
*imageInts = anim::unshifted(anim::shifted(*imageInts) * opacity);
maskBytes += maskBytesPerPixel;
imageInts += imageIntsPerPixel;
}
maskBytes += maskBytesAdded;
imageInts += imageIntsAdded;
}
};
if (corners & ImageRoundCorner::TopLeft) maskCorner(intsTopLeft, cornerMasks[0]);
if (corners & ImageRoundCorner::TopRight) maskCorner(intsTopRight, cornerMasks[1]);
if (corners & ImageRoundCorner::BottomLeft) maskCorner(intsBottomLeft, cornerMasks[2]);
if (corners & ImageRoundCorner::BottomRight) maskCorner(intsBottomRight, cornerMasks[3]);
}
QImage prepareColored(style::color add, QImage image) {
auto format = image.format();
if (format != QImage::Format_RGB32 && format != QImage::Format_ARGB32_Premultiplied) {
image = std::move(image).convertToFormat(QImage::Format_ARGB32_Premultiplied);
}
if (auto pix = image.bits()) {
int ca = int(add->c.alphaF() * 0xFF), cr = int(add->c.redF() * 0xFF), cg = int(add->c.greenF() * 0xFF), cb = int(add->c.blueF() * 0xFF);
const int w = image.width(), h = image.height(), size = w * h * 4;
for (int32 i = 0; i < size; i += 4) {
int b = pix[i], g = pix[i + 1], r = pix[i + 2], a = pix[i + 3], aca = a * ca;
pix[i + 0] = uchar(b + ((aca * (cb - b)) >> 16));
pix[i + 1] = uchar(g + ((aca * (cg - g)) >> 16));
pix[i + 2] = uchar(r + ((aca * (cr - r)) >> 16));
pix[i + 3] = uchar(a + ((aca * (0xFF - a)) >> 16));
}
}
return image;
}
QImage prepareOpaque(QImage image) {
if (image.hasAlphaChannel()) {
image = std::move(image).convertToFormat(QImage::Format_ARGB32_Premultiplied);
auto ints = reinterpret_cast<uint32*>(image.bits());
auto bg = anim::shifted(st::imageBgTransparent->c);
auto width = image.width();
auto height = image.height();
auto addPerLine = (image.bytesPerLine() / sizeof(uint32)) - width;
for (auto y = 0; y != height; ++y) {
for (auto x = 0; x != width; ++x) {
auto components = anim::shifted(*ints);
*ints++ = anim::unshifted(components * 256 + bg * (256 - anim::getAlpha(components)));
}
ints += addPerLine;
}
}
return image;
}
QImage prepare(QImage img, int w, int h, Images::Options options, int outerw, int outerh, const style::color *colored) {
t_assert(!img.isNull());
if (options.testFlag(Images::Option::Blurred)) {
img = prepareBlur(std::move(img));
t_assert(!img.isNull());
}
if (w <= 0 || (w == img.width() && (h <= 0 || h == img.height()))) {
} else if (h <= 0) {
img = img.scaledToWidth(w, options.testFlag(Images::Option::Smooth) ? Qt::SmoothTransformation : Qt::FastTransformation);
t_assert(!img.isNull());
} else {
img = img.scaled(w, h, Qt::IgnoreAspectRatio, options.testFlag(Images::Option::Smooth) ? Qt::SmoothTransformation : Qt::FastTransformation);
t_assert(!img.isNull());
}
if (outerw > 0 && outerh > 0) {
outerw *= cIntRetinaFactor();
outerh *= cIntRetinaFactor();
if (outerw != w || outerh != h) {
img.setDevicePixelRatio(cRetinaFactor());
auto result = QImage(outerw, outerh, QImage::Format_ARGB32_Premultiplied);
result.setDevicePixelRatio(cRetinaFactor());
if (options & Images::Option::TransparentBackground) {
result.fill(Qt::transparent);
}
{
QPainter p(&result);
if (w < outerw || h < outerh) {
p.fillRect(0, 0, result.width(), result.height(), st::imageBg);
}
p.drawImage((result.width() - img.width()) / (2 * cIntRetinaFactor()), (result.height() - img.height()) / (2 * cIntRetinaFactor()), img);
}
img = result;
t_assert(!img.isNull());
}
}
auto corners = [](Images::Options options) {
return (options.testFlag(Images::Option::RoundedTopLeft) ? ImageRoundCorner::TopLeft : ImageRoundCorner::None)
| (options.testFlag(Images::Option::RoundedTopRight) ? ImageRoundCorner::TopRight : ImageRoundCorner::None)
| (options.testFlag(Images::Option::RoundedBottomLeft) ? ImageRoundCorner::BottomLeft : ImageRoundCorner::None)
| (options.testFlag(Images::Option::RoundedBottomRight) ? ImageRoundCorner::BottomRight : ImageRoundCorner::None);
};
if (options.testFlag(Images::Option::Circled)) {
prepareCircle(img);
t_assert(!img.isNull());
} else if (options.testFlag(Images::Option::RoundedLarge)) {
prepareRound(img, ImageRoundRadius::Large, corners(options));
t_assert(!img.isNull());
} else if (options.testFlag(Images::Option::RoundedSmall)) {
prepareRound(img, ImageRoundRadius::Small, corners(options));
t_assert(!img.isNull());
}
if (options.testFlag(Images::Option::Colored)) {
t_assert(colored != nullptr);
img = prepareColored(*colored, std::move(img));
}
img.setDevicePixelRatio(cRetinaFactor());
return img;
}
} // namespace Images
namespace {
using LocalImages = QMap<QString, Image*>;
LocalImages localImages;
using WebImages = QMap<QString, WebImage*>;
WebImages webImages;
Image *generateBlankImage() {
auto data = QImage(cIntRetinaFactor(), cIntRetinaFactor(), QImage::Format_ARGB32_Premultiplied);
data.fill(Qt::transparent);
data.setDevicePixelRatio(cRetinaFactor());
return internal::getImage(App::pixmapFromImageInPlace(std::move(data)), "GIF");
}
Image *blank() {
static auto blankImage = generateBlankImage();
return blankImage;
}
using StorageImages = QMap<StorageKey, StorageImage*>;
StorageImages storageImages;
using WebFileImages = QMap<StorageKey, WebFileImage*>;
WebFileImages webFileImages;
int64 globalAcquiredSize = 0;
uint64 PixKey(int width, int height, Images::Options options) {
return static_cast<uint64>(width) | (static_cast<uint64>(height) << 24) | (static_cast<uint64>(options) << 48);
}
uint64 SinglePixKey(Images::Options options) {
return PixKey(0, 0, options);
}
} // namespace
StorageImageLocation StorageImageLocation::Null;
WebFileImageLocation WebFileImageLocation::Null;
bool Image::isNull() const {
return (this == blank());
}
ImagePtr::ImagePtr() : Parent(blank()) {
}
ImagePtr::ImagePtr(int32 width, int32 height, const MTPFileLocation &location, ImagePtr def) :
Parent((location.type() == mtpc_fileLocation) ? (Image*)(internal::getImage(StorageImageLocation(width, height, location.c_fileLocation()))) : def.v()) {
}
Image::Image(const QString &file, QByteArray fmt) : _forgot(false) {
_data = App::pixmapFromImageInPlace(App::readImage(file, &fmt, false, 0, &_saved));
_format = fmt;
if (!_data.isNull()) {
globalAcquiredSize += int64(_data.width()) * _data.height() * 4;
}
}
Image::Image(const QByteArray &filecontent, QByteArray fmt) : _forgot(false) {
_data = App::pixmapFromImageInPlace(App::readImage(filecontent, &fmt, false));
_format = fmt;
_saved = filecontent;
if (!_data.isNull()) {
globalAcquiredSize += int64(_data.width()) * _data.height() * 4;
}
}
Image::Image(const QPixmap &pixmap, QByteArray format) : _format(format), _forgot(false), _data(pixmap) {
if (!_data.isNull()) {
globalAcquiredSize += int64(_data.width()) * _data.height() * 4;
}
}
Image::Image(const QByteArray &filecontent, QByteArray fmt, const QPixmap &pixmap) : _saved(filecontent), _format(fmt), _forgot(false), _data(pixmap) {
_data = pixmap;
_format = fmt;
_saved = filecontent;
if (!_data.isNull()) {
globalAcquiredSize += int64(_data.width()) * _data.height() * 4;
}
}
const QPixmap &Image::pix(int32 w, int32 h) const {
checkload();
if (w <= 0 || !width() || !height()) {
w = width();
} else if (cRetina()) {
w *= cIntRetinaFactor();
h *= cIntRetinaFactor();
}
auto options = Images::Option::Smooth | Images::Option::None;
auto k = PixKey(w, h, options);
auto i = _sizesCache.constFind(k);
if (i == _sizesCache.cend()) {
auto p = pixNoCache(w, h, options);
if (cRetina()) p.setDevicePixelRatio(cRetinaFactor());
i = _sizesCache.insert(k, p);
if (!p.isNull()) {
globalAcquiredSize += int64(p.width()) * p.height() * 4;
}
}
return i.value();
}
const QPixmap &Image::pixRounded(int32 w, int32 h, ImageRoundRadius radius, ImageRoundCorners corners) const {
checkload();
if (w <= 0 || !width() || !height()) {
w = width();
} else if (cRetina()) {
w *= cIntRetinaFactor();
h *= cIntRetinaFactor();
}
auto options = Images::Option::Smooth | Images::Option::None;
auto cornerOptions = [](ImageRoundCorners corners) {
return (corners & ImageRoundCorner::TopLeft ? Images::Option::RoundedTopLeft : Images::Option::None)
| (corners & ImageRoundCorner::TopRight ? Images::Option::RoundedTopRight : Images::Option::None)
| (corners & ImageRoundCorner::BottomLeft ? Images::Option::RoundedBottomLeft : Images::Option::None)
| (corners & ImageRoundCorner::BottomRight ? Images::Option::RoundedBottomRight : Images::Option::None);
};
if (radius == ImageRoundRadius::Large) {
options |= Images::Option::RoundedLarge | cornerOptions(corners);
} else if (radius == ImageRoundRadius::Small) {
options |= Images::Option::RoundedSmall | cornerOptions(corners);
} else if (radius == ImageRoundRadius::Ellipse) {
options |= Images::Option::Circled | cornerOptions(corners);
}
auto k = PixKey(w, h, options);
auto i = _sizesCache.constFind(k);
if (i == _sizesCache.cend()) {
auto p = pixNoCache(w, h, options);
if (cRetina()) p.setDevicePixelRatio(cRetinaFactor());
i = _sizesCache.insert(k, p);
if (!p.isNull()) {
globalAcquiredSize += int64(p.width()) * p.height() * 4;
}
}
return i.value();
}
const QPixmap &Image::pixCircled(int32 w, int32 h) const {
checkload();
if (w <= 0 || !width() || !height()) {
w = width();
} else if (cRetina()) {
w *= cIntRetinaFactor();
h *= cIntRetinaFactor();
}
auto options = Images::Option::Smooth | Images::Option::Circled;
auto k = PixKey(w, h, options);
auto i = _sizesCache.constFind(k);
if (i == _sizesCache.cend()) {
auto p = pixNoCache(w, h, options);
if (cRetina()) p.setDevicePixelRatio(cRetinaFactor());
i = _sizesCache.insert(k, p);
if (!p.isNull()) {
globalAcquiredSize += int64(p.width()) * p.height() * 4;
}
}
return i.value();
}
const QPixmap &Image::pixBlurredCircled(int32 w, int32 h) const {
checkload();
if (w <= 0 || !width() || !height()) {
w = width();
} else if (cRetina()) {
w *= cIntRetinaFactor();
h *= cIntRetinaFactor();
}
auto options = Images::Option::Smooth | Images::Option::Circled | Images::Option::Blurred;
auto k = PixKey(w, h, options);
auto i = _sizesCache.constFind(k);
if (i == _sizesCache.cend()) {
auto p = pixNoCache(w, h, options);
if (cRetina()) p.setDevicePixelRatio(cRetinaFactor());
i = _sizesCache.insert(k, p);
if (!p.isNull()) {
globalAcquiredSize += int64(p.width()) * p.height() * 4;
}
}
return i.value();
}
const QPixmap &Image::pixBlurred(int32 w, int32 h) const {
checkload();
if (w <= 0 || !width() || !height()) {
w = width() * cIntRetinaFactor();
} else if (cRetina()) {
w *= cIntRetinaFactor();
h *= cIntRetinaFactor();
}
auto options = Images::Option::Smooth | Images::Option::Blurred;
auto k = PixKey(w, h, options);
auto i = _sizesCache.constFind(k);
if (i == _sizesCache.cend()) {
auto p = pixNoCache(w, h, options);
if (cRetina()) p.setDevicePixelRatio(cRetinaFactor());
i = _sizesCache.insert(k, p);
if (!p.isNull()) {
globalAcquiredSize += int64(p.width()) * p.height() * 4;
}
}
return i.value();
}
const QPixmap &Image::pixColored(style::color add, int32 w, int32 h) const {
checkload();
if (w <= 0 || !width() || !height()) {
w = width() * cIntRetinaFactor();
} else if (cRetina()) {
w *= cIntRetinaFactor();
h *= cIntRetinaFactor();
}
auto options = Images::Option::Smooth | Images::Option::Colored;
auto k = PixKey(w, h, options);
auto i = _sizesCache.constFind(k);
if (i == _sizesCache.cend()) {
auto p = pixColoredNoCache(add, w, h, true);
if (cRetina()) p.setDevicePixelRatio(cRetinaFactor());
i = _sizesCache.insert(k, p);
if (!p.isNull()) {
globalAcquiredSize += int64(p.width()) * p.height() * 4;
}
}
return i.value();
}
const QPixmap &Image::pixBlurredColored(style::color add, int32 w, int32 h) const {
checkload();
if (w <= 0 || !width() || !height()) {
w = width() * cIntRetinaFactor();
} else if (cRetina()) {
w *= cIntRetinaFactor();
h *= cIntRetinaFactor();
}
auto options = Images::Option::Blurred | Images::Option::Smooth | Images::Option::Colored;
auto k = PixKey(w, h, options);
auto i = _sizesCache.constFind(k);
if (i == _sizesCache.cend()) {
auto p = pixBlurredColoredNoCache(add, w, h);
if (cRetina()) p.setDevicePixelRatio(cRetinaFactor());
i = _sizesCache.insert(k, p);
if (!p.isNull()) {
globalAcquiredSize += int64(p.width()) * p.height() * 4;
}
}
return i.value();
}
const QPixmap &Image::pixSingle(int32 w, int32 h, int32 outerw, int32 outerh, ImageRoundRadius radius, ImageRoundCorners corners, const style::color *colored) const {
checkload();
if (w <= 0 || !width() || !height()) {
w = width() * cIntRetinaFactor();
} else if (cRetina()) {
w *= cIntRetinaFactor();
h *= cIntRetinaFactor();
}
auto options = Images::Option::Smooth | Images::Option::None;
auto cornerOptions = [](ImageRoundCorners corners) {
return (corners & ImageRoundCorner::TopLeft ? Images::Option::RoundedTopLeft : Images::Option::None)
| (corners & ImageRoundCorner::TopRight ? Images::Option::RoundedTopRight : Images::Option::None)
| (corners & ImageRoundCorner::BottomLeft ? Images::Option::RoundedBottomLeft : Images::Option::None)
| (corners & ImageRoundCorner::BottomRight ? Images::Option::RoundedBottomRight : Images::Option::None);
};
if (radius == ImageRoundRadius::Large) {
options |= Images::Option::RoundedLarge | cornerOptions(corners);
} else if (radius == ImageRoundRadius::Small) {
options |= Images::Option::RoundedSmall | cornerOptions(corners);
} else if (radius == ImageRoundRadius::Ellipse) {
options |= Images::Option::Circled | cornerOptions(corners);
}
if (colored) {
options |= Images::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()) {
globalAcquiredSize -= int64(i->width()) * i->height() * 4;
}
auto p = pixNoCache(w, h, options, outerw, outerh, colored);
if (cRetina()) p.setDevicePixelRatio(cRetinaFactor());
i = _sizesCache.insert(k, p);
if (!p.isNull()) {
globalAcquiredSize += int64(p.width()) * p.height() * 4;
}
}
return i.value();
}
const QPixmap &Image::pixBlurredSingle(int w, int h, int32 outerw, int32 outerh, ImageRoundRadius radius, ImageRoundCorners corners) const {
checkload();
if (w <= 0 || !width() || !height()) {
w = width() * cIntRetinaFactor();
} else if (cRetina()) {
w *= cIntRetinaFactor();
h *= cIntRetinaFactor();
}
auto options = Images::Option::Smooth | Images::Option::Blurred;
auto cornerOptions = [](ImageRoundCorners corners) {
return (corners & ImageRoundCorner::TopLeft ? Images::Option::RoundedTopLeft : Images::Option::None)
| (corners & ImageRoundCorner::TopRight ? Images::Option::RoundedTopRight : Images::Option::None)
| (corners & ImageRoundCorner::BottomLeft ? Images::Option::RoundedBottomLeft : Images::Option::None)
| (corners & ImageRoundCorner::BottomRight ? Images::Option::RoundedBottomRight : Images::Option::None);
};
if (radius == ImageRoundRadius::Large) {
options |= Images::Option::RoundedLarge | cornerOptions(corners);
} else if (radius == ImageRoundRadius::Small) {
options |= Images::Option::RoundedSmall | cornerOptions(corners);
} else if (radius == ImageRoundRadius::Ellipse) {
options |= Images::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()) {
globalAcquiredSize -= int64(i->width()) * i->height() * 4;
}
auto p = pixNoCache(w, h, options, outerw, outerh);
if (cRetina()) p.setDevicePixelRatio(cRetinaFactor());
i = _sizesCache.insert(k, p);
if (!p.isNull()) {
globalAcquiredSize += int64(p.width()) * p.height() * 4;
}
}
return i.value();
}
QPixmap Image::pixNoCache(int w, int h, Images::Options options, int outerw, int outerh, const style::color *colored) const {
if (!loading()) const_cast<Image*>(this)->load();
restore();
if (_data.isNull()) {
if (h <= 0 && height() > 0) {
h = qRound(width() * w / float64(height()));
}
return blank()->pixNoCache(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(cRetinaFactor());
{
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 = [](Images::Options options) {
return (options.testFlag(Images::Option::RoundedTopLeft) ? ImageRoundCorner::TopLeft : ImageRoundCorner::None)
| (options.testFlag(Images::Option::RoundedTopRight) ? ImageRoundCorner::TopRight : ImageRoundCorner::None)
| (options.testFlag(Images::Option::RoundedBottomLeft) ? ImageRoundCorner::BottomLeft : ImageRoundCorner::None)
| (options.testFlag(Images::Option::RoundedBottomRight) ? ImageRoundCorner::BottomRight : ImageRoundCorner::None);
};
if (options.testFlag(Images::Option::Circled)) {
Images::prepareCircle(result);
} else if (options.testFlag(Images::Option::RoundedLarge)) {
Images::prepareRound(result, ImageRoundRadius::Large, corners(options));
} else if (options.testFlag(Images::Option::RoundedSmall)) {
Images::prepareRound(result, ImageRoundRadius::Small, corners(options));
}
if (options.testFlag(Images::Option::Colored)) {
t_assert(colored != nullptr);
result = Images::prepareColored(*colored, std::move(result));
}
return App::pixmapFromImageInPlace(std::move(result));
}
return Images::pixmap(_data.toImage(), w, h, options, outerw, outerh, colored);
}
QPixmap Image::pixColoredNoCache(style::color add, int32 w, int32 h, bool smooth) const {
const_cast<Image*>(this)->load();
restore();
if (_data.isNull()) return blank()->pix();
auto img = _data.toImage();
if (w <= 0 || !width() || !height() || (w == width() && (h <= 0 || h == height()))) {
return App::pixmapFromImageInPlace(Images::prepareColored(add, std::move(img)));
}
if (h <= 0) {
return App::pixmapFromImageInPlace(Images::prepareColored(add, img.scaledToWidth(w, smooth ? Qt::SmoothTransformation : Qt::FastTransformation)));
}
return App::pixmapFromImageInPlace(Images::prepareColored(add, img.scaled(w, h, Qt::IgnoreAspectRatio, smooth ? Qt::SmoothTransformation : Qt::FastTransformation)));
}
QPixmap Image::pixBlurredColoredNoCache(style::color add, int32 w, int32 h) const {
const_cast<Image*>(this)->load();
restore();
if (_data.isNull()) return blank()->pix();
auto img = Images::prepareBlur(_data.toImage());
if (h <= 0) {
img = img.scaledToWidth(w, Qt::SmoothTransformation);
} else {
img = img.scaled(w, h, Qt::IgnoreAspectRatio, Qt::SmoothTransformation);
}
return App::pixmapFromImageInPlace(Images::prepareColored(add, img));
}
void Image::forget() const {
if (_forgot) return;
if (_data.isNull()) return;
invalidateSizeCache();
if (_saved.isEmpty()) {
QBuffer buffer(&_saved);
if (!_data.save(&buffer, _format)) {
if (_data.save(&buffer, "PNG")) {
_format = "PNG";
} else {
return;
}
}
}
globalAcquiredSize -= int64(_data.width()) * _data.height() * 4;
_data = QPixmap();
_forgot = true;
}
void Image::restore() const {
if (!_forgot) return;
QBuffer buffer(&_saved);
QImageReader reader(&buffer, _format);
#ifndef OS_MAC_OLD
reader.setAutoTransform(true);
#endif // OS_MAC_OLD
_data = QPixmap::fromImageReader(&reader, Qt::ColorOnly);
if (!_data.isNull()) {
globalAcquiredSize += int64(_data.width()) * _data.height() * 4;
}
_forgot = false;
}
void Image::invalidateSizeCache() const {
for (auto &pix : _sizesCache) {
if (!pix.isNull()) {
globalAcquiredSize -= int64(pix.width()) * pix.height() * 4;
}
}
_sizesCache.clear();
}
Image::~Image() {
invalidateSizeCache();
if (!_data.isNull()) {
globalAcquiredSize -= int64(_data.width()) * _data.height() * 4;
}
}
void clearStorageImages() {
for (auto image : base::take(storageImages)) {
delete image;
}
for (auto image : base::take(webImages)) {
delete image;
}
for (auto image : base::take(webFileImages)) {
delete image;
}
}
void clearAllImages() {
for (auto image : base::take(localImages)) {
delete image;
}
clearStorageImages();
}
int64 imageCacheSize() {
return globalAcquiredSize;
}
void RemoteImage::doCheckload() const {
if (!amLoading() || !_loader->finished()) return;
QPixmap data = _loader->imagePixmap(shrinkBox());
if (data.isNull()) {
destroyLoaderDelayed(CancelledFileLoader);
return;
}
if (!_data.isNull()) {
globalAcquiredSize -= int64(_data.width()) * _data.height() * 4;
}
_format = _loader->imageFormat(shrinkBox());
_data = data;
_saved = _loader->bytes();
const_cast<RemoteImage*>(this)->setInformation(_saved.size(), _data.width(), _data.height());
globalAcquiredSize += int64(_data.width()) * _data.height() * 4;
invalidateSizeCache();
destroyLoaderDelayed();
_forgot = false;
}
void RemoteImage::destroyLoaderDelayed(FileLoader *newValue) const {
_loader->stop();
auto loader = std::unique_ptr<FileLoader>(std::exchange(_loader, newValue));
AuthSession::Current().downloader().delayedDestroyLoader(std::move(loader));
}
void RemoteImage::loadLocal() {
if (loaded() || amLoading()) return;
_loader = createLoader(LoadFromLocalOnly, true);
if (_loader) _loader->start();
}
void RemoteImage::setData(QByteArray &bytes, const QByteArray &bytesFormat) {
QBuffer buffer(&bytes);
if (!_data.isNull()) {
globalAcquiredSize -= int64(_data.width()) * _data.height() * 4;
}
QByteArray fmt(bytesFormat);
_data = App::pixmapFromImageInPlace(App::readImage(bytes, &fmt, false));
if (!_data.isNull()) {
globalAcquiredSize += int64(_data.width()) * _data.height() * 4;
setInformation(bytes.size(), _data.width(), _data.height());
}
invalidateSizeCache();
if (amLoading()) {
destroyLoaderDelayed();
}
_saved = bytes;
_format = fmt;
_forgot = false;
}
bool RemoteImage::amLoading() const {
return _loader && _loader != CancelledFileLoader;
}
void RemoteImage::automaticLoad(const HistoryItem *item) {
if (loaded()) return;
if (_loader != CancelledFileLoader && item) {
bool loadFromCloud = false;
if (item->history()->peer->isUser()) {
loadFromCloud = !(cAutoDownloadPhoto() & dbiadNoPrivate);
} else {
loadFromCloud = !(cAutoDownloadPhoto() & dbiadNoGroups);
}
if (_loader) {
if (loadFromCloud) _loader->permitLoadFromCloud();
} else {
_loader = createLoader(loadFromCloud ? LoadFromCloudOrLocal : LoadFromLocalOnly, true);
if (_loader) _loader->start();
}
}
}
void RemoteImage::automaticLoadSettingsChanged() {
if (loaded() || _loader != CancelledFileLoader) return;
_loader = 0;
}
void RemoteImage::load(bool loadFirst, bool prior) {
if (loaded()) return;
if (!_loader) {
_loader = createLoader(LoadFromCloudOrLocal, false);
}
if (amLoading()) {
_loader->start(loadFirst, prior);
}
}
void RemoteImage::loadEvenCancelled(bool loadFirst, bool prior) {
if (_loader == CancelledFileLoader) _loader = 0;
return load(loadFirst, prior);
}
RemoteImage::~RemoteImage() {
if (!_data.isNull()) {
globalAcquiredSize -= int64(_data.width()) * _data.height() * 4;
}
if (amLoading()) {
destroyLoaderDelayed();
}
}
bool RemoteImage::loaded() const {
doCheckload();
return (!_data.isNull() || !_saved.isNull());
}
bool RemoteImage::displayLoading() const {
return amLoading() && (!_loader->loadingLocal() || !_loader->autoLoading());
}
void RemoteImage::cancel() {
if (!amLoading()) return;
auto loader = std::exchange(_loader, CancelledFileLoader);
loader->cancel();
loader->stop();
AuthSession::Current().downloader().delayedDestroyLoader(std::unique_ptr<FileLoader>(loader));
}
float64 RemoteImage::progress() const {
return amLoading() ? _loader->currentProgress() : (loaded() ? 1 : 0);
}
int32 RemoteImage::loadOffset() const {
return amLoading() ? _loader->currentOffset() : 0;
}
StorageImage::StorageImage(const StorageImageLocation &location, int32 size)
: _location(location)
, _size(size) {
}
StorageImage::StorageImage(const StorageImageLocation &location, QByteArray &bytes)
: _location(location)
, _size(bytes.size()) {
setData(bytes);
if (!_location.isNull()) {
Local::writeImage(storageKey(_location), StorageImageSaved(bytes));
}
}
int32 StorageImage::countWidth() const {
return _location.width();
}
int32 StorageImage::countHeight() const {
return _location.height();
}
void StorageImage::setInformation(int32 size, int32 width, int32 height) {
_size = size;
_location.setSize(width, height);
}
FileLoader *StorageImage::createLoader(LoadFromCloudSetting fromCloud, bool autoLoading) {
if (_location.isNull()) return 0;
return new mtpFileLoader(&_location, _size, fromCloud, autoLoading);
}
WebFileImage::WebFileImage(const WebFileImageLocation &location, int32 size)
: _location(location)
, _size(size) {
}
int32 WebFileImage::countWidth() const {
return _location.width();
}
int32 WebFileImage::countHeight() const {
return _location.height();
}
void WebFileImage::setInformation(int32 size, int32 width, int32 height) {
_size = size;
_location.setSize(width, height);
}
FileLoader *WebFileImage::createLoader(LoadFromCloudSetting fromCloud, bool autoLoading) {
if (_location.isNull()) return 0;
return new mtpFileLoader(&_location, _size, fromCloud, autoLoading);
}
DelayedStorageImage::DelayedStorageImage() : StorageImage(StorageImageLocation())
, _loadRequested(false)
, _loadCancelled(false)
, _loadFromCloud(false) {
}
DelayedStorageImage::DelayedStorageImage(int32 w, int32 h) : StorageImage(StorageImageLocation(w, h, 0, 0, 0, 0))
, _loadRequested(false)
, _loadCancelled(false)
, _loadFromCloud(false) {
}
DelayedStorageImage::DelayedStorageImage(QByteArray &bytes) : StorageImage(StorageImageLocation(), bytes)
, _loadRequested(false)
, _loadCancelled(false)
, _loadFromCloud(false) {
}
void DelayedStorageImage::setStorageLocation(const StorageImageLocation location) {
_location = location;
if (_loadRequested) {
if (!_loadCancelled) {
if (_loadFromCloud) {
load();
} else {
loadLocal();
}
}
_loadRequested = false;
}
}
void DelayedStorageImage::automaticLoad(const HistoryItem *item) {
if (_location.isNull()) {
if (!_loadCancelled && item) {
bool loadFromCloud = false;
if (item->history()->peer->isUser()) {
loadFromCloud = !(cAutoDownloadPhoto() & dbiadNoPrivate);
} else {
loadFromCloud = !(cAutoDownloadPhoto() & dbiadNoGroups);
}
if (_loadRequested) {
if (loadFromCloud) _loadFromCloud = loadFromCloud;
} else {
_loadFromCloud = loadFromCloud;
_loadRequested = true;
}
}
} else {
StorageImage::automaticLoad(item);
}
}
void DelayedStorageImage::automaticLoadSettingsChanged() {
if (_loadCancelled) _loadCancelled = false;
StorageImage::automaticLoadSettingsChanged();
}
void DelayedStorageImage::load(bool loadFirst, bool prior) {
if (_location.isNull()) {
_loadRequested = _loadFromCloud = true;
} else {
StorageImage::load(loadFirst, prior);
}
}
void DelayedStorageImage::loadEvenCancelled(bool loadFirst, bool prior) {
_loadCancelled = false;
StorageImage::loadEvenCancelled(loadFirst, prior);
}
bool DelayedStorageImage::displayLoading() const {
return _location.isNull() ? true : StorageImage::displayLoading();
}
void DelayedStorageImage::cancel() {
if (_loadRequested) {
_loadRequested = false;
}
StorageImage::cancel();
}
WebImage::WebImage(const QString &url, QSize box) : _url(url), _box(box), _size(0), _width(0), _height(0) {
}
WebImage::WebImage(const QString &url, int width, int height) : _url(url), _size(0), _width(width), _height(height) {
}
void WebImage::setSize(int width, int height) {
_width = width;
_height = height;
}
int32 WebImage::countWidth() const {
return _width;
}
int32 WebImage::countHeight() const {
return _height;
}
void WebImage::setInformation(int32 size, int32 width, int32 height) {
_size = size;
setSize(width, height);
}
FileLoader *WebImage::createLoader(LoadFromCloudSetting fromCloud, bool autoLoading) {
return new webFileLoader(_url, QString(), fromCloud, autoLoading);
}
namespace internal {
Image *getImage(const QString &file, QByteArray format) {
if (file.startsWith(qstr("http://"), Qt::CaseInsensitive) || file.startsWith(qstr("https://"), Qt::CaseInsensitive)) {
QString key = file;
WebImages::const_iterator i = webImages.constFind(key);
if (i == webImages.cend()) {
i = webImages.insert(key, new WebImage(file));
}
return i.value();
} else {
QFileInfo f(file);
QString key = qsl("//:%1//:%2//:").arg(f.size()).arg(f.lastModified().toTime_t()) + file;
LocalImages::const_iterator i = localImages.constFind(key);
if (i == localImages.cend()) {
i = localImages.insert(key, new Image(file, format));
}
return i.value();
}
}
Image *getImage(const QString &url, QSize box) {
QString key = qsl("//:%1//:%2//:").arg(box.width()).arg(box.height()) + url;
auto i = webImages.constFind(key);
if (i == webImages.cend()) {
i = webImages.insert(key, new WebImage(url, box));
}
return i.value();
}
Image *getImage(const QString &url, int width, int height) {
QString key = url;
auto i = webImages.constFind(key);
if (i == webImages.cend()) {
i = webImages.insert(key, new WebImage(url, width, height));
} else {
i.value()->setSize(width, height);
}
return i.value();
}
Image *getImage(const QByteArray &filecontent, QByteArray format) {
return new Image(filecontent, format);
}
Image *getImage(const QPixmap &pixmap, QByteArray format) {
return new Image(pixmap, format);
}
Image *getImage(const QByteArray &filecontent, QByteArray format, const QPixmap &pixmap) {
return new Image(filecontent, format, pixmap);
}
Image *getImage(int32 width, int32 height) {
return new DelayedStorageImage(width, height);
}
StorageImage *getImage(const StorageImageLocation &location, int32 size) {
StorageKey key(storageKey(location));
StorageImages::const_iterator i = storageImages.constFind(key);
if (i == storageImages.cend()) {
i = storageImages.insert(key, new StorageImage(location, size));
}
return i.value();
}
StorageImage *getImage(const StorageImageLocation &location, const QByteArray &bytes) {
StorageKey key(storageKey(location));
StorageImages::const_iterator i = storageImages.constFind(key);
if (i == storageImages.cend()) {
QByteArray bytesArr(bytes);
i = storageImages.insert(key, new StorageImage(location, bytesArr));
} else if (!i.value()->loaded()) {
QByteArray bytesArr(bytes);
i.value()->setData(bytesArr);
if (!location.isNull()) {
Local::writeImage(key, StorageImageSaved(bytes));
}
}
return i.value();
}
WebFileImage *getImage(const WebFileImageLocation &location, int32 size) {
auto key = storageKey(location);
auto i = webFileImages.constFind(key);
if (i == webFileImages.cend()) {
i = webFileImages.insert(key, new WebFileImage(location, size));
}
return i.value();
}
} // namespace internal
ReadAccessEnabler::ReadAccessEnabler(const PsFileBookmark *bookmark) : _bookmark(bookmark), _failed(_bookmark ? !_bookmark->enable() : false) {
}
ReadAccessEnabler::ReadAccessEnabler(const QSharedPointer<PsFileBookmark> &bookmark) : _bookmark(bookmark.data()), _failed(_bookmark ? !_bookmark->enable() : false) {
}
ReadAccessEnabler::~ReadAccessEnabler() {
if (_bookmark && !_failed) _bookmark->disable();
}
FileLocation::FileLocation(const QString &name) : fname(name) {
if (fname.isEmpty()) {
size = 0;
} else {
setBookmark(psPathBookmark(name));
QFileInfo f(name);
if (f.exists()) {
qint64 s = f.size();
if (s > INT_MAX) {
fname = QString();
_bookmark.clear();
size = 0;
} else {
modified = f.lastModified();
size = qint32(s);
}
} else {
fname = QString();
_bookmark.clear();
size = 0;
}
}
}
bool FileLocation::check() const {
if (fname.isEmpty()) return false;
ReadAccessEnabler enabler(_bookmark);
if (enabler.failed()) {
const_cast<FileLocation*>(this)->_bookmark.clear();
}
QFileInfo f(name());
if (!f.isReadable()) return false;
quint64 s = f.size();
if (s > INT_MAX) {
DEBUG_LOG(("File location check: Wrong size %1").arg(s));
return false;
}
if (qint32(s) != size) {
DEBUG_LOG(("File location check: Wrong size %1 when should be %2").arg(s).arg(size));
return false;
}
auto realModified = f.lastModified();
if (realModified != modified) {
DEBUG_LOG(("File location check: Wrong last modified time %1 when should be %2").arg(realModified.toMSecsSinceEpoch()).arg(modified.toMSecsSinceEpoch()));
return false;
}
return true;
}
const QString &FileLocation::name() const {
return _bookmark ? _bookmark->name(fname) : fname;
}
QByteArray FileLocation::bookmark() const {
return _bookmark ? _bookmark->bookmark() : QByteArray();
}
void FileLocation::setBookmark(const QByteArray &bm) {
_bookmark.reset(bm.isEmpty() ? nullptr : new PsFileBookmark(bm));
}
bool FileLocation::accessEnable() const {
return isEmpty() ? false : (_bookmark ? _bookmark->enable() : true);
}
void FileLocation::accessDisable() const {
return _bookmark ? _bookmark->disable() : (void)0;
}