tdesktop/Telegram/SourceFiles/localimageloader.cpp

438 lines
14 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) 2014-2015 John Preston, https://desktop.telegram.org
*/
#include "stdafx.h"
#include "localimageloader.h"
#include "gui/filedialog.h"
#include "audio.h"
#include "boxes/photosendbox.h"
#include "mainwidget.h"
#include "window.h"
#include "lang.h"
#include "boxes/confirmbox.h"
TaskQueue::TaskQueue(QObject *parent, int32 stopTimeoutMs) : QObject(parent), _thread(0), _worker(0), _stopTimer(0) {
if (stopTimeoutMs > 0) {
_stopTimer = new QTimer(this);
connect(_stopTimer, SIGNAL(timeout()), this, SLOT(stop()));
_stopTimer->setSingleShot(true);
_stopTimer->setInterval(stopTimeoutMs);
}
}
TaskId TaskQueue::addTask(TaskPtr task) {
{
QMutexLocker lock(&_tasksToProcessMutex);
_tasksToProcess.push_back(task);
}
wakeThread();
return task->id();
}
void TaskQueue::addTasks(const TasksList &tasks) {
{
QMutexLocker lock(&_tasksToProcessMutex);
_tasksToProcess.append(tasks);
}
wakeThread();
}
void TaskQueue::wakeThread() {
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) {
{
QMutexLocker lock(&_tasksToProcessMutex);
for (int32 i = 0, l = _tasksToProcess.size(); i != l; ++i) {
if (_tasksToProcess.at(i)->id() == id) {
_tasksToProcess.removeAt(i);
return;
}
}
}
QMutexLocker lock(&_tasksToFinishMutex);
for (int32 i = 0, l = _tasksToFinish.size(); i != l; ++i) {
if (_tasksToFinish.at(i)->id() == id) {
_tasksToFinish.removeAt(i);
return;
}
}
}
void TaskQueue::onTaskProcessed() {
do {
TaskPtr task;
{
QMutexLocker lock(&_tasksToFinishMutex);
if (_tasksToFinish.isEmpty()) break;
task = _tasksToFinish.front();
_tasksToFinish.pop_front();
}
task->finish();
} while (true);
if (_stopTimer) {
QMutexLocker lock(&_tasksToProcessMutex);
if (_tasksToProcess.isEmpty()) {
_stopTimer->start();
}
}
}
void TaskQueue::stop() {
if (_thread) {
_thread->requestInterruption();
_thread->quit();
_thread->wait();
delete _worker;
delete _thread;
_worker = 0;
_thread = 0;
}
_tasksToProcess.clear();
_tasksToFinish.clear();
}
TaskQueue::~TaskQueue() {
stop();
delete _stopTimer;
}
void TaskQueueWorker::onTaskAdded() {
if (_inTaskAdded) return;
_inTaskAdded = true;
bool someTasksLeft = false;
do {
TaskPtr task;
{
QMutexLocker lock(&_queue->_tasksToProcessMutex);
if (!_queue->_tasksToProcess.isEmpty()) {
task = _queue->_tasksToProcess.front();
}
}
if (task) {
task->process();
bool emitTaskProcessed = false;
{
QMutexLocker lockToProcess(&_queue->_tasksToProcessMutex);
if (!_queue->_tasksToProcess.isEmpty() && _queue->_tasksToProcess.front() == task) {
_queue->_tasksToProcess.pop_front();
someTasksLeft = !_queue->_tasksToProcess.isEmpty();
QMutexLocker lockToFinish(&_queue->_tasksToFinishMutex);
emitTaskProcessed = _queue->_tasksToFinish.isEmpty();
_queue->_tasksToFinish.push_back(task);
}
}
if (emitTaskProcessed) {
emit taskProcessed();
}
}
QCoreApplication::processEvents();
} while (someTasksLeft && !thread()->isInterruptionRequested());
_inTaskAdded = false;
}
FileLoadTask::FileLoadTask(const QString &filepath, PrepareMediaType type, const FileLoadTo &to, FileLoadForceConfirmType confirm) : _id(MTP::nonce<uint64>())
, _to(to)
, _filepath(filepath)
, _duration(0)
, _type(type)
, _confirm(confirm)
, _result(0) {
}
FileLoadTask::FileLoadTask(const QByteArray &content, PrepareMediaType type, const FileLoadTo &to) : _id(MTP::nonce<uint64>())
, _to(to)
, _content(content)
, _duration(0)
, _type(type)
, _confirm(FileLoadNoForceConfirm)
, _result(0) {
}
FileLoadTask::FileLoadTask(const QImage &image, PrepareMediaType type, const FileLoadTo &to, FileLoadForceConfirmType confirm, const QString &originalText) : _id(MTP::nonce<uint64>())
, _to(to)
, _image(image)
, _duration(0)
, _type(type)
, _confirm(confirm)
, _originalText(originalText)
, _result(0) {
}
FileLoadTask::FileLoadTask(const QByteArray &audio, int32 duration, const FileLoadTo &to) : _id(MTP::nonce<uint64>())
, _to(to)
, _content(audio)
, _duration(duration)
, _type(PrepareAudio)
, _confirm(FileLoadNoForceConfirm)
, _result(0) {
}
void FileLoadTask::process() {
const QString stickerMime = qsl("image/webp");
_result = FileLoadResultPtr(new FileLoadResult(_id, _to, _originalText));
QString filename, filemime;
qint64 filesize = 0;
QByteArray filedata;
uint64 thumbId = 0;
QString thumbname = "thumb.jpg";
QByteArray thumbdata;
bool animated = false;
QImage fullimage = _image;
if (!_filepath.isEmpty()) {
QFileInfo info(_filepath);
if (info.isDir()) {
_result->filesize = -1;
return;
}
filesize = info.size();
filemime = mimeTypeForFile(info).name();
filename = info.fileName();
if (filesize <= MaxUploadPhotoSize && _type != PrepareAudio) {
bool opaque = (filemime != stickerMime);
fullimage = App::readImage(_filepath, 0, opaque, &animated);
}
} else if (!_content.isEmpty()) {
filesize = _content.size();
MimeType mimeType = mimeTypeForData(_content);
filemime = mimeType.name();
if (filesize <= MaxUploadPhotoSize && _type != PrepareAudio) {
bool opaque = (filemime != stickerMime);
fullimage = App::readImage(_content, 0, opaque, &animated);
}
if (filemime == "image/jpeg") {
filename = filedialogDefaultName(qsl("image"), qsl(".jpg"), QString(), true);
} else if (_type == PrepareAudio) {
filename = filedialogDefaultName(qsl("audio"), qsl(".ogg"), QString(), true);
filemime = "audio/ogg";
} else {
QString ext;
QStringList patterns = mimeType.globPatterns();
if (!patterns.isEmpty()) {
ext = patterns.front().replace('*', QString());
}
filename = filedialogDefaultName(qsl("file"), ext, QString(), true);
}
} else if (!_image.isNull()) {
_image = QImage();
filemime = mimeTypeForName("image/png").name();
filename = filedialogDefaultName(qsl("image"), qsl(".png"), QString(), true);
{
QBuffer buffer(&_content);
fullimage.save(&buffer, "PNG");
}
filesize = _content.size();
if (fullimage.hasAlphaChannel()) {
QImage solid(fullimage.width(), fullimage.height(), QImage::Format_ARGB32_Premultiplied);
solid.fill(st::white->c);
{
QPainter(&solid).drawImage(0, 0, fullimage);
}
fullimage = solid;
}
}
_result->filesize = (int32)qMin(filesize, qint64(INT_MAX));
if (!filesize || filesize > MaxUploadDocumentSize) {
return;
}
PreparedPhotoThumbs photoThumbs;
QVector<MTPPhotoSize> photoSizes;
QPixmap thumb;
QVector<MTPDocumentAttribute> attributes(1, MTP_documentAttributeFilename(MTP_string(filename)));
MTPPhotoSize thumbSize(MTP_photoSizeEmpty(MTP_string("")));
MTPPhoto photo(MTP_photoEmpty(MTP_long(0)));
MTPDocument document(MTP_documentEmpty(MTP_long(0)));
MTPAudio audio(MTP_audioEmpty(MTP_long(0)));
bool song = false;
if (_type != PrepareAudio) {
if (filemime == qstr("audio/mp3") || filemime == qstr("audio/m4a") || filemime == qstr("audio/aac") || filemime == qstr("audio/ogg") || filemime == qstr("audio/flac") ||
filename.endsWith(qstr(".mp3"), Qt::CaseInsensitive) || filename.endsWith(qstr(".m4a"), Qt::CaseInsensitive) ||
filename.endsWith(qstr(".aac"), Qt::CaseInsensitive) || filename.endsWith(qstr(".ogg"), Qt::CaseInsensitive) ||
filename.endsWith(qstr(".flac"), Qt::CaseInsensitive)) {
QImage cover;
QByteArray coverBytes, coverFormat;
MTPDocumentAttribute audioAttribute = audioReadSongAttributes(_filepath, _content, cover, coverBytes, coverFormat);
if (audioAttribute.type() == mtpc_documentAttributeAudio) {
attributes.push_back(audioAttribute);
song = true;
if (!cover.isNull()) { // cover to thumb
int32 cw = cover.width(), ch = cover.height();
if (cw < 20 * ch && ch < 20 * cw) {
QPixmap full = (cw > 90 || ch > 90) ? QPixmap::fromImage(cover.scaled(90, 90, Qt::KeepAspectRatio, Qt::SmoothTransformation), Qt::ColorOnly) : QPixmap::fromImage(cover, Qt::ColorOnly);
{
QByteArray thumbFormat = "JPG";
int32 thumbQuality = 87;
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 = MTP::nonce<uint64>();
}
}
}
}
}
if (!fullimage.isNull() && fullimage.width() > 0 && !song) {
int32 w = fullimage.width(), h = fullimage.height();
attributes.push_back(MTP_documentAttributeImageSize(MTP_int(w), MTP_int(h)));
if (w < 20 * h && h < 20 * w) {
if (animated) {
attributes.push_back(MTP_documentAttributeAnimated());
} else if (_type != PrepareDocument) {
QPixmap thumb = (w > 100 || h > 100) ? QPixmap::fromImage(fullimage.scaled(100, 100, Qt::KeepAspectRatio, Qt::SmoothTransformation), Qt::ColorOnly) : 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)));
QPixmap medium = (w > 320 || h > 320) ? QPixmap::fromImage(fullimage.scaled(320, 320, Qt::KeepAspectRatio, Qt::SmoothTransformation), Qt::ColorOnly) : 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)));
QPixmap full = (w > 1280 || h > 1280) ? QPixmap::fromImage(fullimage.scaled(1280, 1280, Qt::KeepAspectRatio, Qt::SmoothTransformation), Qt::ColorOnly) : 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);
full.save(&buffer, "JPG", 77);
}
photo = MTP_photo(MTP_long(_id), MTP_long(0), MTP_int(unixtime()), MTP_vector<MTPPhotoSize>(photoSizes));
}
QByteArray thumbFormat = "JPG";
int32 thumbQuality = 87;
if (!animated && filemime == stickerMime && w > 0 && h > 0 && w <= StickerMaxSize && h <= StickerMaxSize && filesize < StickerInMemory) {
attributes.push_back(MTP_documentAttributeSticker(MTP_string(""), MTP_inputStickerSetEmpty()));
thumbFormat = "webp";
thumbname = qsl("thumb.webp");
}
QPixmap full = (w > 90 || h > 90) ? QPixmap::fromImage(fullimage.scaled(90, 90, Qt::KeepAspectRatio, Qt::SmoothTransformation), Qt::ColorOnly) : 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 = MTP::nonce<uint64>();
}
}
if (_type == PrepareAudio) {
audio = MTP_audio(MTP_long(_id), MTP_long(0), MTP_int(unixtime()), MTP_int(_duration), MTP_string(filemime), MTP_int(filesize), MTP_int(MTP::maindc()));
} else {
document = MTP_document(MTP_long(_id), MTP_long(0), MTP_int(unixtime()), MTP_string(filemime), MTP_int(filesize), thumbSize, MTP_int(MTP::maindc()), MTP_vector<MTPDocumentAttribute>(attributes));
if (photo.type() == mtpc_photoEmpty) {
_type = PrepareDocument;
}
}
_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->audio = audio;
_result->document = document;
_result->photoThumbs = photoThumbs;
}
void FileLoadTask::finish() {
if (!_result || !_result->filesize) {
if (_result) App::main()->onSendFileCancel(_result);
Ui::showLayer(new InformBox(lang(lng_send_image_empty)), KeepOtherLayers);
return;
}
if (_result->filesize == -1) { // dir
App::main()->onSendFileCancel(_result);
Ui::showLayer(new InformBox(lng_send_folder(lt_name, QFileInfo(_filepath).dir().dirName())), KeepOtherLayers);
return;
}
if (_result->filesize > MaxUploadDocumentSize) {
App::main()->onSendFileCancel(_result);
Ui::showLayer(new InformBox(lang(lng_send_image_too_large)), KeepOtherLayers);
return;
}
if (App::main()) {
bool confirm = (_confirm == FileLoadAlwaysConfirm) || (_result->photo.type() != mtpc_photoEmpty && _confirm != FileLoadNeverConfirm);
if (confirm) {
Ui::showLayer(new PhotoSendBox(_result), ShowAfterOtherLayers);
} else {
if (_result->type == PrepareAuto) {
_result->type = (_result->photo.type() != mtpc_photoEmpty) ? PreparePhoto : PrepareDocument;
}
App::main()->onSendFileConfirm(_result, false);
}
}
}