259 lines
9.2 KiB
C++
259 lines
9.2 KiB
C++
/*
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* Strawberry Music Player
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* This file was part of Amarok / Clementine
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* Copyright 2003 Mark Kretschmann
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* Copyright 2004 - 2005 Max Howell, <max.howell@methylblue.com>
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* Copyright 2010 David Sansome <me@davidsansome.com>
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* Copyright 2017-2021 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 <cmath>
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#include <QtGlobal>
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#include <QVariant>
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#include <QUrl>
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#include <QSettings>
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#include "utilities/envutils.h"
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#include "constants/timeconstants.h"
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#include "core/logging.h"
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#include "core/settings.h"
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#include "core/networkproxyfactory.h"
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#include "enginebase.h"
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#include "constants/backendsettings.h"
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#include "constants/networkproxysettings.h"
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#ifdef HAVE_SPOTIFY
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# include "constants/spotifysettings.h"
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#endif
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using namespace Qt::Literals::StringLiterals;
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EngineBase::EngineBase(QObject *parent)
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: QObject(parent),
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playbin3_enabled_(true),
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exclusive_mode_(false),
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volume_control_(true),
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volume_(100),
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beginning_offset_nanosec_(0),
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end_offset_nanosec_(0),
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ebur128_loudness_normalizing_gain_db_(0.0),
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scope_(kScopeSize),
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buffering_(false),
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equalizer_enabled_(false),
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rg_enabled_(false),
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rg_mode_(0),
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rg_preamp_(0.0),
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rg_fallbackgain_(0.0),
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rg_compression_(true),
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ebur128_loudness_normalization_(false),
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ebur128_target_level_lufs_(-23.0),
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buffer_duration_nanosec_(BackendSettings::kDefaultBufferDuration * kNsecPerMsec),
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buffer_low_watermark_(BackendSettings::kDefaultBufferLowWatermark),
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buffer_high_watermark_(BackendSettings::kDefaultBufferHighWatermark),
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fadeout_enabled_(true),
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crossfade_enabled_(true),
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autocrossfade_enabled_(false),
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crossfade_same_album_(false),
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fadeout_pause_enabled_(false),
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fadeout_duration_(2),
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fadeout_duration_nanosec_(2 * kNsecPerSec),
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fadeout_pause_duration_(0),
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fadeout_pause_duration_nanosec_(0),
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proxy_authentication_(false),
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channels_enabled_(false),
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channels_(0),
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bs2b_enabled_(false),
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http2_enabled_(true),
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strict_ssl_enabled_(false),
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about_to_end_emitted_(false) {}
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EngineBase::~EngineBase() = default;
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bool EngineBase::Load(const QUrl &media_url, const QUrl &stream_url, const TrackChangeFlags track_change_flags, const bool force_stop_at_end, const quint64 beginning_offset_nanosec, const qint64 end_offset_nanosec, const std::optional<double> ebur128_integrated_loudness_lufs) {
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Q_UNUSED(track_change_flags)
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Q_UNUSED(force_stop_at_end);
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media_url_ = media_url;
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stream_url_ = stream_url;
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beginning_offset_nanosec_ = beginning_offset_nanosec;
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end_offset_nanosec_ = end_offset_nanosec;
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ebur128_loudness_normalizing_gain_db_ = 0.0;
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if (ebur128_loudness_normalization_ && ebur128_integrated_loudness_lufs) {
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auto computeGain_dB = [](double source_dB, double target_dB) {
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// Let's suppose the `source_dB` is -12 dB, while `target_dB` is -23 dB.
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// In that case, we'd need to apply -11 dB of gain, which is computed as:
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// -12 dB + x dB = -23 dB --> x dB = -23 dB - (-12 dB)
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return target_dB - source_dB;
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};
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ebur128_loudness_normalizing_gain_db_ = computeGain_dB(*ebur128_integrated_loudness_lufs, ebur128_target_level_lufs_);
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}
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about_to_end_emitted_ = false;
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return true;
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}
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bool EngineBase::Play(const QUrl &media_url, const QUrl &stream_url, const bool pause, const TrackChangeFlags flags, const bool force_stop_at_end, const quint64 beginning_offset_nanosec, const qint64 end_offset_nanosec, const quint64 offset_nanosec, const std::optional<double> ebur128_integrated_loudness_lufs) {
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if (!Load(media_url, stream_url, flags, force_stop_at_end, beginning_offset_nanosec, end_offset_nanosec, ebur128_integrated_loudness_lufs)) {
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return false;
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}
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return Play(pause, offset_nanosec);
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}
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void EngineBase::UpdateVolume(const uint volume) {
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volume_ = volume;
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Q_EMIT VolumeChanged(volume);
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}
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void EngineBase::SetVolume(const uint volume) {
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volume_ = volume;
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SetVolumeSW(volume);
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}
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void EngineBase::ReloadSettings() {
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Settings s;
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s.beginGroup(BackendSettings::kSettingsGroup);
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if (s.contains(BackendSettings::kOutputU)) {
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output_ = s.value(BackendSettings::kOutputU).toString();
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}
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else if (s.contains(BackendSettings::kOutput)) {
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output_ = s.value(BackendSettings::kOutput).toString();
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}
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if (s.contains(BackendSettings::kDeviceU)) {
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device_ = s.value(BackendSettings::kDeviceU);
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}
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else if (s.contains(BackendSettings::kDevice)) {
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device_ = s.value(BackendSettings::kDevice);
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}
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playbin3_enabled_ = s.value(BackendSettings::kPlaybin3, true).toBool();
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exclusive_mode_ = s.value(BackendSettings::kExclusiveMode, false).toBool();
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volume_control_ = s.value(BackendSettings::kVolumeControl, true).toBool();
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channels_enabled_ = s.value(BackendSettings::kChannelsEnabled, false).toBool();
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channels_ = s.value(BackendSettings::kChannels, 0).toInt();
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buffer_duration_nanosec_ = s.value(BackendSettings::kBufferDuration, BackendSettings::kDefaultBufferDuration).toULongLong() * kNsecPerMsec;
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buffer_low_watermark_ = s.value(BackendSettings::kBufferLowWatermark, BackendSettings::kDefaultBufferLowWatermark).toDouble();
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buffer_high_watermark_ = s.value(BackendSettings::kBufferHighWatermark, BackendSettings::kDefaultBufferHighWatermark).toDouble();
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rg_enabled_ = s.value(BackendSettings::kRgEnabled, false).toBool();
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rg_mode_ = s.value(BackendSettings::kRgMode, 0).toInt();
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rg_preamp_ = s.value(BackendSettings::kRgPreamp, 0.0).toDouble();
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rg_fallbackgain_ = s.value(BackendSettings::kRgFallbackGain, 0.0).toDouble();
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rg_compression_ = s.value(BackendSettings::kRgCompression, true).toBool();
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ebur128_loudness_normalization_ = s.value(BackendSettings::kEBUR128LoudnessNormalization, false).toBool();
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ebur128_target_level_lufs_ = s.value(BackendSettings::kEBUR128TargetLevelLUFS, -23.0).toDouble();
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fadeout_enabled_ = s.value(BackendSettings::kFadeoutEnabled, false).toBool();
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crossfade_enabled_ = s.value(BackendSettings::kCrossfadeEnabled, false).toBool();
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autocrossfade_enabled_ = s.value(BackendSettings::kAutoCrossfadeEnabled, false).toBool();
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crossfade_same_album_ = !s.value(BackendSettings::kNoCrossfadeSameAlbum, true).toBool();
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fadeout_pause_enabled_ = s.value(BackendSettings::kFadeoutPauseEnabled, false).toBool();
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fadeout_duration_ = s.value(BackendSettings::kFadeoutDuration, 2000).toLongLong();
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fadeout_duration_nanosec_ = (fadeout_duration_ * kNsecPerMsec);
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fadeout_pause_duration_ = s.value(BackendSettings::kFadeoutPauseDuration, 250).toLongLong();
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fadeout_pause_duration_nanosec_ = (fadeout_pause_duration_ * kNsecPerMsec);
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bs2b_enabled_ = s.value(BackendSettings::kBS2B, false).toBool();
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bool http2_enabled = s.value(BackendSettings::kHTTP2, false).toBool();
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if (http2_enabled != http2_enabled_) {
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http2_enabled_ = http2_enabled;
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Utilities::SetEnv("SOUP_FORCE_HTTP1", http2_enabled_ ? ""_L1 : u"1"_s);
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qLog(Debug) << "SOUP_FORCE_HTTP1:" << (http2_enabled_ ? "OFF" : "ON");
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}
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strict_ssl_enabled_ = s.value(BackendSettings::kStrictSSL, false).toBool();
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s.endGroup();
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s.beginGroup(NetworkProxySettings::kSettingsGroup);
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const NetworkProxyFactory::Mode proxy_mode = static_cast<NetworkProxyFactory::Mode>(s.value("mode", static_cast<int>(NetworkProxyFactory::Mode::System)).toInt());
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if (proxy_mode == NetworkProxyFactory::Mode::Manual && s.contains(NetworkProxySettings::kEngine) && s.value(NetworkProxySettings::kEngine).toBool()) {
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QString proxy_host = s.value(NetworkProxySettings::kHostname).toString();
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int proxy_port = s.value(NetworkProxySettings::kPort).toInt();
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if (proxy_host.isEmpty() || proxy_port <= 0) {
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proxy_address_.clear();
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proxy_authentication_ = false;
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proxy_user_.clear();
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proxy_pass_.clear();
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}
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else {
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proxy_address_ = QStringLiteral("%1:%2").arg(proxy_host).arg(proxy_port);
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proxy_authentication_ = s.value(NetworkProxySettings::kUseAuthentication).toBool();
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proxy_user_ = s.value(NetworkProxySettings::kUsername).toString();
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proxy_pass_ = s.value(NetworkProxySettings::kPassword).toString();
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}
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}
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else {
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proxy_address_.clear();
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proxy_authentication_ = false;
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proxy_user_.clear();
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proxy_pass_.clear();
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}
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s.endGroup();
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#ifdef HAVE_SPOTIFY
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s.beginGroup(SpotifySettings::kSettingsGroup);
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spotify_access_token_ = s.value(SpotifySettings::kAccessToken).toString();
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s.endGroup();
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#endif
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}
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void EngineBase::EmitAboutToFinish() {
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if (about_to_end_emitted_) {
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return;
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}
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about_to_end_emitted_ = true;
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Q_EMIT TrackAboutToEnd();
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}
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bool EngineBase::ValidOutput(const QString &output) {
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Q_UNUSED(output);
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return (true);
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}
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