225 lines
6.4 KiB
C++
225 lines
6.4 KiB
C++
/*
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* Strawberry Music Player
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* This file was part of Clementine.
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* Copyright 2010, David Sansome <me@davidsansome.com>
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* Copyright 2019-2021, Jonas Kvinge <jonas@jkvinge.net>
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*
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* Strawberry is free software: you can redistribute it and/or modify
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* it under the terms of the GNU General Public License as published by
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* the Free Software Foundation, either version 3 of the License, or
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* (at your option) any later version.
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*
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* Strawberry is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License
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* along with Strawberry. If not, see <http://www.gnu.org/licenses/>.
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*
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*/
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#include "config.h"
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#include <string>
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#include <cassert>
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#include <QtGlobal>
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#include <QObject>
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#include <QThread>
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#include <QByteArray>
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#include <QString>
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#include <QImage>
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#include <QtDebug>
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#include "core/logging.h"
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#include "core/workerpool.h"
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#include "song.h"
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#include "tagreaderclient.h"
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const char *TagReaderClient::kWorkerExecutableName = "strawberry-tagreader";
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TagReaderClient *TagReaderClient::sInstance = nullptr;
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TagReaderClient::TagReaderClient(QObject *parent) : QObject(parent), worker_pool_(new WorkerPool<HandlerType>(this)) {
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sInstance = this;
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original_thread_ = thread();
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worker_pool_->SetExecutableName(kWorkerExecutableName);
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worker_pool_->SetWorkerCount(qBound(1, QThread::idealThreadCount() / 2, 4));
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QObject::connect(worker_pool_, &WorkerPool<HandlerType>::WorkerFailedToStart, this, &TagReaderClient::WorkerFailedToStart);
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}
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void TagReaderClient::Start() { worker_pool_->Start(); }
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void TagReaderClient::ExitAsync() {
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QMetaObject::invokeMethod(this, "Exit", Qt::QueuedConnection);
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}
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void TagReaderClient::Exit() {
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assert(QThread::currentThread() == thread());
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moveToThread(original_thread_);
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emit ExitFinished();
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}
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void TagReaderClient::WorkerFailedToStart() {
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qLog(Error) << "The" << kWorkerExecutableName << "executable was not found in the current directory or on the PATH. Strawberry will not be able to read music file tags without it.";
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}
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TagReaderReply *TagReaderClient::ReadFile(const QString &filename) {
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spb::tagreader::Message message;
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spb::tagreader::ReadFileRequest *req = message.mutable_read_file_request();
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req->set_filename(DataCommaSizeFromQString(filename));
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return worker_pool_->SendMessageWithReply(&message);
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}
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TagReaderReply *TagReaderClient::SaveFile(const QString &filename, const Song &metadata) {
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spb::tagreader::Message message;
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spb::tagreader::SaveFileRequest *req = message.mutable_save_file_request();
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req->set_filename(DataCommaSizeFromQString(filename));
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metadata.ToProtobuf(req->mutable_metadata());
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ReplyType *reply = worker_pool_->SendMessageWithReply(&message);
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return reply;
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}
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TagReaderReply *TagReaderClient::IsMediaFile(const QString &filename) {
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spb::tagreader::Message message;
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spb::tagreader::IsMediaFileRequest *req = message.mutable_is_media_file_request();
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req->set_filename(DataCommaSizeFromQString(filename));
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return worker_pool_->SendMessageWithReply(&message);
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}
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TagReaderReply *TagReaderClient::LoadEmbeddedArt(const QString &filename) {
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spb::tagreader::Message message;
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spb::tagreader::LoadEmbeddedArtRequest *req = message.mutable_load_embedded_art_request();
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req->set_filename(DataCommaSizeFromQString(filename));
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return worker_pool_->SendMessageWithReply(&message);
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}
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TagReaderReply *TagReaderClient::SaveEmbeddedArt(const QString &filename, const QByteArray &data) {
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spb::tagreader::Message message;
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spb::tagreader::SaveEmbeddedArtRequest *req = message.mutable_save_embedded_art_request();
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req->set_filename(DataCommaSizeFromQString(filename));
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req->set_data(data.constData(), data.size());
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return worker_pool_->SendMessageWithReply(&message);
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}
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void TagReaderClient::ReadFileBlocking(const QString &filename, Song *song) {
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Q_ASSERT(QThread::currentThread() != thread());
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TagReaderReply *reply = ReadFile(filename);
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if (reply->WaitForFinished()) {
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song->InitFromProtobuf(reply->message().read_file_response().metadata());
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}
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QMetaObject::invokeMethod(reply, "deleteLater", Qt::QueuedConnection);
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}
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bool TagReaderClient::SaveFileBlocking(const QString &filename, const Song &metadata) {
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Q_ASSERT(QThread::currentThread() != thread());
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bool ret = false;
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TagReaderReply *reply = SaveFile(filename, metadata);
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if (reply->WaitForFinished()) {
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ret = reply->message().save_file_response().success();
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}
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QMetaObject::invokeMethod(reply, "deleteLater", Qt::QueuedConnection);
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return ret;
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}
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bool TagReaderClient::IsMediaFileBlocking(const QString &filename) {
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Q_ASSERT(QThread::currentThread() != thread());
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bool ret = false;
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TagReaderReply *reply = IsMediaFile(filename);
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if (reply->WaitForFinished()) {
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ret = reply->message().is_media_file_response().success();
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}
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QMetaObject::invokeMethod(reply, "deleteLater", Qt::QueuedConnection);
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return ret;
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}
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QByteArray TagReaderClient::LoadEmbeddedArtBlocking(const QString &filename) {
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Q_ASSERT(QThread::currentThread() != thread());
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QByteArray ret;
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TagReaderReply *reply = LoadEmbeddedArt(filename);
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if (reply->WaitForFinished()) {
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const std::string &data_str = reply->message().load_embedded_art_response().data();
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ret = QByteArray(data_str.data(), data_str.size());
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}
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QMetaObject::invokeMethod(reply, "deleteLater", Qt::QueuedConnection);
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return ret;
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}
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QImage TagReaderClient::LoadEmbeddedArtAsImageBlocking(const QString &filename) {
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Q_ASSERT(QThread::currentThread() != thread());
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QImage ret;
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TagReaderReply *reply = LoadEmbeddedArt(filename);
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if (reply->WaitForFinished()) {
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const std::string &data_str = reply->message().load_embedded_art_response().data();
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ret.loadFromData(QByteArray(data_str.data(), data_str.size()));
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}
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QMetaObject::invokeMethod(reply, "deleteLater", Qt::QueuedConnection);
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return ret;
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}
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bool TagReaderClient::SaveEmbeddedArtBlocking(const QString &filename, const QByteArray &data) {
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Q_ASSERT(QThread::currentThread() != thread());
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bool ret = false;
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TagReaderReply *reply = SaveEmbeddedArt(filename, data);
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if (reply->WaitForFinished()) {
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ret = reply->message().save_embedded_art_response().success();
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}
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QMetaObject::invokeMethod(reply, "deleteLater", Qt::QueuedConnection);
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return ret;
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}
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