73 lines
2.4 KiB
C++
73 lines
2.4 KiB
C++
/* This file is part of Clementine.
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Copyright 2010, David Sansome <me@davidsansome.com>
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Clementine 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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Clementine 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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You should have received a copy of the GNU General Public License
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along with Clementine. If not, see <http://www.gnu.org/licenses/>.
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*/
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#include "transcoderoptionsflac.h"
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#include <QSettings>
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#include "ui_transcoderoptionsflac.h"
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const char* TranscoderOptionsFlac::kSettingsGroup = "Transcoder/flacenc";
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TranscoderOptionsFlac::TranscoderOptionsFlac(QWidget* parent)
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: TranscoderOptionsInterface(parent), ui_(new Ui_TranscoderOptionsFlac) {
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ui_->setupUi(this);
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connect(ui_->quality, SIGNAL(valueChanged(int)), this,
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SLOT(ValueChanged(int)));
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}
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TranscoderOptionsFlac::~TranscoderOptionsFlac() { delete ui_; }
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void TranscoderOptionsFlac::Load() {
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QSettings s;
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s.beginGroup(kSettingsGroup + settings_postfix_);
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ui_->quality->setValue(s.value("quality", 5).toInt());
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}
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void TranscoderOptionsFlac::ValueChanged(int value) {
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if (!IsInStreamingSubset(value)) {
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ui_->info->setStyleSheet("QLabel { color : red }");
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ui_->info->setText(
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tr("Warning: This compression level is outside of the streamable "
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"subset. This means that a decoder may not be able to start "
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"playing it mid-stream. It may also affect the performance of "
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"hardware decoders."));
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} else {
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ui_->info->setStyleSheet("");
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ui_->info->setText("");
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}
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}
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void TranscoderOptionsFlac::Save() {
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QSettings s;
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s.beginGroup(kSettingsGroup + settings_postfix_);
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int quality = ui_->quality->value();
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s.setValue("quality", quality);
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s.setValue("streamable-subset", IsInStreamingSubset(quality));
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}
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bool TranscoderOptionsFlac::IsInStreamingSubset(int level) {
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// The gstreamer flacenc element defines its own quality settings. The
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// highest level, 9 (aka "insane"), uses settings that are outside of the
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// streamable subset.
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// https://xiph.org/flac/format.html#subset
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return (level < 9);
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}
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