tdesktop/Telegram/SourceFiles/storage/localimageloader.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
*/
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#include "storage/localimageloader.h"
#include "data/data_document.h"
#include "core/file_utilities.h"
#include "media/media_audio.h"
#include "boxes/send_files_box.h"
#include "media/media_clip_reader.h"
#include "mainwidget.h"
#include "mainwindow.h"
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#include "lang/lang_keys.h"
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#include "boxes/confirm_box.h"
#include "storage/file_download.h"
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#include "storage/storage_media_prepare.h"
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using Storage::ValidateThumbDimensions;
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TaskQueue::TaskQueue(TimeMs stopTimeoutMs) {
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if (stopTimeoutMs > 0) {
_stopTimer = new QTimer(this);
connect(_stopTimer, SIGNAL(timeout()), this, SLOT(stop()));
_stopTimer->setSingleShot(true);
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_stopTimer->setInterval(int(stopTimeoutMs));
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}
}
TaskId TaskQueue::addTask(std::unique_ptr<Task> &&task) {
const auto result = task->id();
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{
QMutexLocker lock(&_tasksToProcessMutex);
_tasksToProcess.push_back(std::move(task));
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}
wakeThread();
return result;
}
void TaskQueue::addTasks(std::vector<std::unique_ptr<Task>> &&tasks) {
{
QMutexLocker lock(&_tasksToProcessMutex);
for (auto &task : tasks) {
_tasksToProcess.push_back(std::move(task));
}
}
wakeThread();
}
void TaskQueue::wakeThread() {
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if (!_thread) {
_thread = new QThread();
_worker = new TaskQueueWorker(this);
_worker->moveToThread(_thread);
connect(this, SIGNAL(taskAdded()), _worker, SLOT(onTaskAdded()));
connect(_worker, SIGNAL(taskProcessed()), this, SLOT(onTaskProcessed()));
_thread->start();
}
if (_stopTimer) _stopTimer->stop();
emit taskAdded();
}
void TaskQueue::cancelTask(TaskId id) {
const auto removeFrom = [&](std::deque<std::unique_ptr<Task>> &queue) {
const auto proj = [](const std::unique_ptr<Task> &task) {
return task->id();
};
auto i = ranges::find(queue, id, proj);
if (i != queue.end()) {
queue.erase(i);
}
};
{
QMutexLocker lock(&_tasksToProcessMutex);
removeFrom(_tasksToProcess);
if (_taskInProcessId == id) {
_taskInProcessId = TaskId();
}
}
QMutexLocker lock(&_tasksToFinishMutex);
removeFrom(_tasksToFinish);
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}
void TaskQueue::onTaskProcessed() {
do {
auto task = std::unique_ptr<Task>();
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{
QMutexLocker lock(&_tasksToFinishMutex);
if (_tasksToFinish.empty()) break;
task = std::move(_tasksToFinish.front());
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_tasksToFinish.pop_front();
}
task->finish();
} while (true);
if (_stopTimer) {
QMutexLocker lock(&_tasksToProcessMutex);
if (_tasksToProcess.empty() && !_taskInProcessId) {
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_stopTimer->start();
}
}
}
void TaskQueue::stop() {
if (_thread) {
_thread->requestInterruption();
_thread->quit();
DEBUG_LOG(("Waiting for taskThread to finish"));
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_thread->wait();
delete _worker;
delete _thread;
_worker = 0;
_thread = 0;
}
_tasksToProcess.clear();
_tasksToFinish.clear();
_taskInProcessId = TaskId();
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}
TaskQueue::~TaskQueue() {
stop();
delete _stopTimer;
}
void TaskQueueWorker::onTaskAdded() {
if (_inTaskAdded) return;
_inTaskAdded = true;
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bool someTasksLeft = false;
do {
auto task = std::unique_ptr<Task>();
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{
QMutexLocker lock(&_queue->_tasksToProcessMutex);
if (!_queue->_tasksToProcess.empty()) {
task = std::move(_queue->_tasksToProcess.front());
_queue->_tasksToProcess.pop_front();
_queue->_taskInProcessId = task->id();
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}
}
if (task) {
task->process();
bool emitTaskProcessed = false;
{
QMutexLocker lockToProcess(&_queue->_tasksToProcessMutex);
if (_queue->_taskInProcessId == task->id()) {
_queue->_taskInProcessId = TaskId();
someTasksLeft = !_queue->_tasksToProcess.empty();
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QMutexLocker lockToFinish(&_queue->_tasksToFinishMutex);
emitTaskProcessed = _queue->_tasksToFinish.empty();
_queue->_tasksToFinish.push_back(std::move(task));
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}
}
if (emitTaskProcessed) {
emit taskProcessed();
}
}
QCoreApplication::processEvents();
} while (someTasksLeft && !thread()->isInterruptionRequested());
_inTaskAdded = false;
}
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SendingAlbum::SendingAlbum() : groupId(rand_value<uint64>()) {
}
FileLoadResult::FileLoadResult(
TaskId taskId,
uint64 id,
const FileLoadTo &to,
const QString &caption,
std::shared_ptr<SendingAlbum> album)
: taskId(taskId)
, id(id)
, to(to)
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, album(std::move(album))
, caption(caption) {
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}
FileLoadTask::FileLoadTask(
const QString &filepath,
const QByteArray &content,
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std::unique_ptr<FileMediaInformation> information,
SendMediaType type,
const FileLoadTo &to,
const QString &caption,
std::shared_ptr<SendingAlbum> album)
: _id(rand_value<uint64>())
, _to(to)
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, _album(std::move(album))
, _filepath(filepath)
, _content(content)
, _information(std::move(information))
, _type(type)
, _caption(caption) {
}
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FileLoadTask::FileLoadTask(
const QByteArray &voice,
int32 duration,
const VoiceWaveform &waveform,
const FileLoadTo &to,
const QString &caption)
: _id(rand_value<uint64>())
, _to(to)
, _content(voice)
, _duration(duration)
, _waveform(waveform)
, _type(SendMediaType::Audio)
, _caption(caption) {
}
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std::unique_ptr<FileMediaInformation> FileLoadTask::ReadMediaInformation(
const QString &filepath,
const QByteArray &content,
const QString &filemime) {
auto result = std::make_unique<FileMediaInformation>();
result->filemime = filemime;
if (CheckForSong(filepath, content, result)) {
return result;
} else if (CheckForVideo(filepath, content, result)) {
return result;
} else if (CheckForImage(filepath, content, result)) {
return result;
}
return result;
}
template <typename Mimes, typename Extensions>
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bool FileLoadTask::CheckMimeOrExtensions(
const QString &filepath,
const QString &filemime,
Mimes &mimes,
Extensions &extensions) {
if (std::find(std::begin(mimes), std::end(mimes), filemime) != std::end(mimes)) {
return true;
}
if (std::find_if(std::begin(extensions), std::end(extensions), [&filepath](auto &extension) {
return filepath.endsWith(extension, Qt::CaseInsensitive);
}) != std::end(extensions)) {
return true;
}
return false;
}
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bool FileLoadTask::CheckForSong(
const QString &filepath,
const QByteArray &content,
std::unique_ptr<FileMediaInformation> &result) {
static const auto mimes = {
qstr("audio/mp3"),
qstr("audio/m4a"),
qstr("audio/aac"),
qstr("audio/ogg"),
qstr("audio/flac"),
};
static const auto extensions = {
qstr(".mp3"),
qstr(".m4a"),
qstr(".aac"),
qstr(".ogg"),
qstr(".flac"),
};
if (!CheckMimeOrExtensions(filepath, result->filemime, mimes, extensions)) {
return false;
}
auto media = Media::Player::PrepareForSending(filepath, content);
if (media.duration < 0) {
return false;
}
if (!ValidateThumbDimensions(media.cover.width(), media.cover.height())) {
media.cover = QImage();
}
result->media = std::move(media);
return true;
}
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bool FileLoadTask::CheckForVideo(
const QString &filepath,
const QByteArray &content,
std::unique_ptr<FileMediaInformation> &result) {
static const auto mimes = {
qstr("video/mp4"),
qstr("video/quicktime"),
};
static const auto extensions = {
qstr(".mp4"),
qstr(".mov"),
};
if (!CheckMimeOrExtensions(filepath, result->filemime, mimes, extensions)) {
return false;
}
auto media = Media::Clip::PrepareForSending(filepath, content);
if (media.duration < 0) {
return false;
}
auto coverWidth = media.thumbnail.width();
auto coverHeight = media.thumbnail.height();
if (!ValidateThumbDimensions(coverWidth, coverHeight)) {
return false;
}
if (filepath.endsWith(qstr(".mp4"), Qt::CaseInsensitive)) {
result->filemime = qstr("video/mp4");
}
result->media = std::move(media);
return true;
}
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bool FileLoadTask::CheckForImage(
const QString &filepath,
const QByteArray &content,
std::unique_ptr<FileMediaInformation> &result) {
auto animated = false;
auto image = ([&filepath, &content, &animated] {
if (!content.isEmpty()) {
return App::readImage(content, nullptr, false, &animated);
} else if (!filepath.isEmpty()) {
return App::readImage(filepath, nullptr, false, &animated);
}
return QImage();
})();
return FillImageInformation(std::move(image), animated, result);
}
bool FileLoadTask::FillImageInformation(
QImage &&image,
bool animated,
std::unique_ptr<FileMediaInformation> &result) {
Expects(result != nullptr);
if (image.isNull()) {
return false;
}
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auto media = FileMediaInformation::Image();
media.data = std::move(image);
media.animated = animated;
result->media = media;
return true;
}
void FileLoadTask::process() {
const auto stickerMime = qsl("image/webp");
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_result = std::make_shared<FileLoadResult>(
id(),
_id,
_to,
_caption,
_album);
QString filename, filemime;
qint64 filesize = 0;
QByteArray filedata;
uint64 thumbId = 0;
auto thumbname = qsl("thumb.jpg");
QByteArray thumbdata;
auto isAnimation = false;
auto isSong = false;
auto isVideo = false;
auto isVoice = (_type == SendMediaType::Audio);
auto fullimage = QImage();
auto info = _filepath.isEmpty() ? QFileInfo() : QFileInfo(_filepath);
if (info.exists()) {
if (info.isDir()) {
_result->filesize = -1;
return;
}
// Voice sending is supported only from memory for now.
// Because for voice we force mime type and don't read MediaInformation.
// For a real file we always read mime type and read MediaInformation.
Assert(!isVoice);
filesize = info.size();
filename = info.fileName();
if (!_information) {
_information = readMediaInformation(mimeTypeForFile(info).name());
}
filemime = _information->filemime;
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if (auto image = base::get_if<FileMediaInformation::Image>(
&_information->media)) {
fullimage = base::take(image->data);
if (auto opaque = (filemime != stickerMime)) {
fullimage = Images::prepareOpaque(std::move(fullimage));
}
isAnimation = image->animated;
}
} else if (!_content.isEmpty()) {
filesize = _content.size();
if (isVoice) {
filename = filedialogDefaultName(qsl("audio"), qsl(".ogg"), QString(), true);
filemime = "audio/ogg";
} else {
if (_information) {
if (auto image = base::get_if<FileMediaInformation::Image>(
&_information->media)) {
fullimage = base::take(image->data);
}
}
auto mimeType = mimeTypeForData(_content);
filemime = mimeType.name();
if (filemime != stickerMime) {
fullimage = Images::prepareOpaque(std::move(fullimage));
}
if (filemime == "image/jpeg") {
filename = filedialogDefaultName(qsl("photo"), qsl(".jpg"), QString(), true);
} else if (filemime == "image/png") {
filename = filedialogDefaultName(qsl("image"), qsl(".png"), QString(), true);
} else {
QString ext;
QStringList patterns = mimeType.globPatterns();
if (!patterns.isEmpty()) {
ext = patterns.front().replace('*', QString());
}
filename = filedialogDefaultName(qsl("file"), ext, QString(), true);
}
}
} else {
if (_information) {
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if (auto image = base::get_if<FileMediaInformation::Image>(
&_information->media)) {
fullimage = base::take(image->data);
}
}
if (!fullimage.isNull() && fullimage.width() > 0) {
if (_type == SendMediaType::Photo) {
if (ValidateThumbDimensions(fullimage.width(), fullimage.height())) {
filesize = -1; // Fill later.
filemime = mimeTypeForName("image/jpeg").name();
filename = filedialogDefaultName(qsl("image"), qsl(".jpg"), QString(), true);
} else {
_type = SendMediaType::File;
}
}
if (_type == SendMediaType::File) {
filemime = mimeTypeForName("image/png").name();
filename = filedialogDefaultName(qsl("image"), qsl(".png"), QString(), true);
{
QBuffer buffer(&_content);
fullimage.save(&buffer, "PNG");
}
filesize = _content.size();
}
fullimage = Images::prepareOpaque(std::move(fullimage));
}
}
_result->filesize = (int32)qMin(filesize, qint64(INT_MAX));
if (!filesize || filesize > App::kFileSizeLimit) {
return;
}
PreparedPhotoThumbs photoThumbs;
QVector<MTPPhotoSize> photoSizes;
QPixmap thumb;
QVector<MTPDocumentAttribute> attributes(1, MTP_documentAttributeFilename(MTP_string(filename)));
auto thumbSize = MTP_photoSizeEmpty(MTP_string(""));
auto photo = MTP_photoEmpty(MTP_long(0));
auto document = MTP_documentEmpty(MTP_long(0));
if (!isVoice) {
if (!_information) {
_information = readMediaInformation(filemime);
filemime = _information->filemime;
}
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if (auto song = base::get_if<FileMediaInformation::Song>(
&_information->media)) {
isSong = true;
auto flags = MTPDdocumentAttributeAudio::Flag::f_title | MTPDdocumentAttributeAudio::Flag::f_performer;
attributes.push_back(MTP_documentAttributeAudio(MTP_flags(flags), MTP_int(song->duration), MTP_string(song->title), MTP_string(song->performer), MTPstring()));
if (!song->cover.isNull()) { // cover to thumb
auto coverWidth = song->cover.width();
auto coverHeight = song->cover.height();
auto full = (coverWidth > 90 || coverHeight > 90) ? App::pixmapFromImageInPlace(song->cover.scaled(90, 90, Qt::KeepAspectRatio, Qt::SmoothTransformation)) : App::pixmapFromImageInPlace(std::move(song->cover));
{
auto thumbFormat = QByteArray("JPG");
auto thumbQuality = 87;
QBuffer buffer(&thumbdata);
full.save(&buffer, thumbFormat, thumbQuality);
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}
thumb = full;
thumbSize = MTP_photoSize(MTP_string(""), MTP_fileLocationUnavailable(MTP_long(0), MTP_int(0), MTP_long(0)), MTP_int(full.width()), MTP_int(full.height()), MTP_int(0));
thumbId = rand_value<uint64>();
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}
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} else if (auto video = base::get_if<FileMediaInformation::Video>(
&_information->media)) {
isVideo = true;
auto coverWidth = video->thumbnail.width();
auto coverHeight = video->thumbnail.height();
if (video->isGifv && !_album) {
attributes.push_back(MTP_documentAttributeAnimated());
}
auto flags = MTPDdocumentAttributeVideo::Flags(0);
attributes.push_back(MTP_documentAttributeVideo(MTP_flags(flags), MTP_int(video->duration), MTP_int(coverWidth), MTP_int(coverHeight)));
auto cover = (coverWidth > 90 || coverHeight > 90)
? video->thumbnail.scaled(90, 90, Qt::KeepAspectRatio, Qt::SmoothTransformation)
: std::move(video->thumbnail);
{
auto thumbFormat = QByteArray("JPG");
auto thumbQuality = 87;
QBuffer buffer(&thumbdata);
cover.save(&buffer, thumbFormat, thumbQuality);
}
thumb = App::pixmapFromImageInPlace(std::move(cover));
thumbSize = MTP_photoSize(MTP_string(""), MTP_fileLocationUnavailable(MTP_long(0), MTP_int(0), MTP_long(0)), MTP_int(thumb.width()), MTP_int(thumb.height()), MTP_int(0));
thumbId = rand_value<uint64>();
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}
}
if (!fullimage.isNull() && fullimage.width() > 0 && !isSong && !isVideo && !isVoice) {
auto w = fullimage.width(), h = fullimage.height();
attributes.push_back(MTP_documentAttributeImageSize(MTP_int(w), MTP_int(h)));
if (ValidateThumbDimensions(w, h)) {
if (isAnimation) {
attributes.push_back(MTP_documentAttributeAnimated());
} else if (_type != SendMediaType::File) {
auto thumb = (w > 100 || h > 100) ? App::pixmapFromImageInPlace(fullimage.scaled(100, 100, Qt::KeepAspectRatio, Qt::SmoothTransformation)) : QPixmap::fromImage(fullimage);
photoThumbs.insert('s', thumb);
photoSizes.push_back(MTP_photoSize(MTP_string("s"), MTP_fileLocationUnavailable(MTP_long(0), MTP_int(0), MTP_long(0)), MTP_int(thumb.width()), MTP_int(thumb.height()), MTP_int(0)));
auto medium = (w > 320 || h > 320) ? App::pixmapFromImageInPlace(fullimage.scaled(320, 320, Qt::KeepAspectRatio, Qt::SmoothTransformation)) : QPixmap::fromImage(fullimage);
photoThumbs.insert('m', medium);
photoSizes.push_back(MTP_photoSize(MTP_string("m"), MTP_fileLocationUnavailable(MTP_long(0), MTP_int(0), MTP_long(0)), MTP_int(medium.width()), MTP_int(medium.height()), MTP_int(0)));
auto full = (w > 1280 || h > 1280) ? App::pixmapFromImageInPlace(fullimage.scaled(1280, 1280, Qt::KeepAspectRatio, Qt::SmoothTransformation)) : QPixmap::fromImage(fullimage);
photoThumbs.insert('y', full);
photoSizes.push_back(MTP_photoSize(MTP_string("y"), MTP_fileLocationUnavailable(MTP_long(0), MTP_int(0), MTP_long(0)), MTP_int(full.width()), MTP_int(full.height()), MTP_int(0)));
{
QBuffer buffer(&filedata);
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full.save(&buffer, "JPG", 87);
}
photo = MTP_photo(MTP_flags(0), MTP_long(_id), MTP_long(0), MTP_int(unixtime()), MTP_vector<MTPPhotoSize>(photoSizes));
if (filesize < 0) {
filesize = _result->filesize = filedata.size();
}
}
QByteArray thumbFormat = "JPG";
auto thumbQuality = 87;
if (!isAnimation
&& filemime == stickerMime
&& w > 0
&& h > 0
&& w <= StickerMaxSize
&& h <= StickerMaxSize
&& filesize < Storage::kMaxStickerInMemory) {
attributes.push_back(MTP_documentAttributeSticker(MTP_flags(0), MTP_string(""), MTP_inputStickerSetEmpty(), MTPMaskCoords()));
thumbFormat = "webp";
thumbname = qsl("thumb.webp");
}
QPixmap full = (w > 90 || h > 90) ? App::pixmapFromImageInPlace(fullimage.scaled(90, 90, Qt::KeepAspectRatio, Qt::SmoothTransformation)) : QPixmap::fromImage(fullimage, Qt::ColorOnly);
{
QBuffer buffer(&thumbdata);
full.save(&buffer, thumbFormat, thumbQuality);
}
thumb = full;
thumbSize = MTP_photoSize(MTP_string(""), MTP_fileLocationUnavailable(MTP_long(0), MTP_int(0), MTP_long(0)), MTP_int(full.width()), MTP_int(full.height()), MTP_int(0));
thumbId = rand_value<uint64>();
}
}
if (_type == SendMediaType::Photo && photo.type() == mtpc_photoEmpty) {
_type = SendMediaType::File;
}
if (isVoice) {
auto flags = MTPDdocumentAttributeAudio::Flag::f_voice | MTPDdocumentAttributeAudio::Flag::f_waveform;
attributes[0] = MTP_documentAttributeAudio(MTP_flags(flags), MTP_int(_duration), MTPstring(), MTPstring(), MTP_bytes(documentWaveformEncode5bit(_waveform)));
attributes.resize(1);
document = MTP_document(MTP_long(_id), MTP_long(0), MTP_int(unixtime()), MTP_string(filemime), MTP_int(filesize), thumbSize, MTP_int(MTP::maindc()), MTP_int(0), MTP_vector<MTPDocumentAttribute>(attributes));
} else if (_type != SendMediaType::Photo) {
document = MTP_document(MTP_long(_id), MTP_long(0), MTP_int(unixtime()), MTP_string(filemime), MTP_int(filesize), thumbSize, MTP_int(MTP::maindc()), MTP_int(0), MTP_vector<MTPDocumentAttribute>(attributes));
_type = SendMediaType::File;
}
_result->type = _type;
_result->filepath = _filepath;
_result->content = _content;
_result->filename = filename;
_result->filemime = filemime;
_result->setFileData(filedata);
_result->thumbId = thumbId;
_result->thumbname = thumbname;
_result->setThumbData(thumbdata);
_result->thumb = thumb;
_result->photo = photo;
_result->document = document;
_result->photoThumbs = photoThumbs;
}
void FileLoadTask::finish() {
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if (!_result || !_result->filesize || _result->filesize < 0) {
Ui::show(
Box<InformBox>(lng_send_image_empty(lt_name, _filepath)),
LayerOption::KeepOther);
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removeFromAlbum();
} else if (_result->filesize > App::kFileSizeLimit) {
Ui::show(
Box<InformBox>(
lng_send_image_too_large(lt_name, _filepath)),
LayerOption::KeepOther);
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removeFromAlbum();
} else if (App::main()) {
App::main()->onSendFileConfirm(_result);
}
}
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void FileLoadTask::removeFromAlbum() {
if (!_album) {
return;
}
const auto proj = [](const SendingAlbum::Item &item) {
return item.taskId;
};
const auto it = ranges::find(_album->items, id(), proj);
Assert(it != _album->items.end());
_album->items.erase(it);
}