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++ // Copyright (C) 2021 The Qt Company Ltd.
++ // SPDX-License-Identifier: LicenseRef-Qt-Commercial OR GPL-3.0-only
++
++ #include <QtCore/qcoreapplication.h>
++ #include <QtCore/qdir.h>
++ #include <QtCore/qfileinfo.h>
++ #include <QtCore/qtextstream.h>
++ #ifdef Q_OS_ANDROID
++ # include <QtWidgets/qapplication.h>
++ # include <QtWidgets/qfiledialog.h>
++ # include <QtWidgets/qmessagebox.h>
++ # include <QtCore/qstandardpaths.h>
++ #endif
++
++ #include "audiodecoder.h"
++
++ #include <stdio.h>
++
++ int main(int argc, char *argv[])
++ {
++ #ifdef Q_OS_ANDROID
++ QApplication app(argc, argv);
++ #else
++ QCoreApplication app(argc, argv);
++ #endif
++
++ QFileInfo sourceFile;
++ QFileInfo targetFile;
++ bool isPlayback = false;
++ bool isDelete = false;
++
++ #ifndef Q_OS_ANDROID
++ QTextStream cout(stdout, QIODevice::WriteOnly);
++ if (app.arguments().size() < 2) {
++ cout << "Usage: audiodecoder [-p] [-pd] SOURCEFILE [TARGETFILE]\n";
++ cout << "Set -p option if you want to play output file.\n";
++ cout << "Set -pd option if you want to play output file and delete it after successful "
++ "playback.\n";
++ cout << "Default TARGETFILE name is \"out.wav\" in the same directory as the source "
++ "file.\n";
++ return 0;
++ }
++
++ if (app.arguments().at(1) == "-p")
++ isPlayback = true;
++ else if (app.arguments().at(1) == "-pd") {
++ isPlayback = true;
++ isDelete = true;
++ }
++
++ int sourceFileIndex = (isPlayback || isDelete) ? 2 : 1;
++ if (app.arguments().size() <= sourceFileIndex) {
++ cout << "Error: source filename is not specified.\n";
++ return 0;
++ }
++
++ sourceFile.setFile(app.arguments().at(sourceFileIndex));
++ if (app.arguments().size() > sourceFileIndex + 1)
++ targetFile.setFile(app.arguments().at(sourceFileIndex + 1));
++ else
++ targetFile.setFile(sourceFile.dir().absoluteFilePath("out.wav"));
++
++ #else
++
++ const QString message = "You will be prompted to select an audio file (e.g. mp3 or ogg format) "
++ "which will be decoded and played back to you.";
++ QMessageBox messageBox(QMessageBox::Information, "Audio Decoder", message, QMessageBox::Ok);
++ messageBox.exec();
++ sourceFile =
++ QFileInfo(QFileDialog::getOpenFileName(messageBox.parentWidget(), "Select Audio File"));
++ auto musicPath = QStandardPaths::writableLocation(QStandardPaths::MusicLocation);
++ targetFile = QFileInfo(musicPath.append("/out.wav"));
++ isPlayback = true;
++ #endif
++ AudioDecoder decoder(isPlayback, isDelete, targetFile.absoluteFilePath());
++ QObject::connect(&decoder, &AudioDecoder::done, &app, &QCoreApplication::quit);
++ decoder.setSource(sourceFile.absoluteFilePath());
++ decoder.start();
++ if (decoder.getError() != QAudioDecoder::NoError)
++ return 0;
++
++ return app.exec();
++ }