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// Copyright (C) 2021 The Qt Company Ltd.
// SPDX-License-Identifier: LicenseRef-Qt-Commercial OR BSD-3-Clause
#include <QGuiApplication>
#include <QQmlApplicationEngine>
#include <QCommandLineParser>
#include <QDir>
#include <QMediaFormat>
#include <QMimeType>
#include <algorithm>
using namespace Qt::Literals::StringLiterals;
struct NameFilters
{
QStringList filters;
int preferred = 0;
};
static NameFilters nameFilters()
{
QStringList result;
QString preferredFilter;
const auto formats = QMediaFormat().supportedFileFormats(QMediaFormat::Decode);
for (qsizetype m = 0, size = formats.size(); m < size; ++m) {
const auto format = formats.at(m);
QMediaFormat mediaFormat(format);
const QMimeType mimeType = mediaFormat.mimeType();
if (mimeType.isValid()) {
QString filter = QMediaFormat::fileFormatDescription(format) + " ("_L1;
const auto suffixes = mimeType.suffixes();
for (qsizetype i = 0, size = suffixes.size(); i < size; ++i) {
if (i)
filter += u' ';
filter += "*."_L1 + suffixes.at(i);
}
filter += u')';
result.append(filter);
if (mimeType.name() == "video/mp4"_L1)
preferredFilter = filter;
}
}
std::sort(result.begin(), result.end());
const int preferred = preferredFilter.isEmpty() ? 0 : int(result.indexOf(preferredFilter));
return { result, preferred };
}
int main(int argc, char *argv[])
{
QGuiApplication app(argc, argv);
QCoreApplication::setApplicationName("MediaPlayer Example");
QCoreApplication::setOrganizationName("QtProject");
QCoreApplication::setApplicationVersion(QT_VERSION_STR);
QCommandLineParser parser;
parser.setApplicationDescription(QCoreApplication::translate("main", "Qt Quick MediaPlayer Example"));
parser.addHelpOption();
parser.addVersionOption();
parser.addPositionalArgument("url", QCoreApplication::translate("main", "The URL(s) to open."));
parser.process(app);
QQmlApplicationEngine engine;
QObject::connect(&engine, &QQmlApplicationEngine::quit, &app, &QGuiApplication::quit);
QUrl source;
if (!parser.positionalArguments().isEmpty())
source = QUrl::fromUserInput(parser.positionalArguments().at(0), QDir::currentPath());
const auto filters = nameFilters();
QVariantMap initialProperties{
{"source", source},
{"nameFilters", filters.filters},
{"selectedNameFilter", filters.preferred}
};
engine.setInitialProperties(initialProperties);
engine.loadFromModule("MediaPlayer", "Main");
return app.exec();
}
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