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strawberry-audio-player-win.../ext/libstrawberry-tagreader/tagreaderbase.cpp

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/* This file is part of Strawberry.
Copyright 2018-2021, Jonas Kvinge <jonas@jkvinge.net>
Strawberry is free software: you can redistribute it and/or modify
it under the terms of the GNU General Public License as published by
the Free Software Foundation, either version 3 of the License, or
(at your option) any later version.
Strawberry is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
GNU General Public License for more details.
You should have received a copy of the GNU General Public License
along with Strawberry. If not, see <http://www.gnu.org/licenses/>.
*/
#include "config.h"
#include <string>
#include "tagreaderbase.h"
const std::string TagReaderBase::kEmbeddedCover = "(embedded)";
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TagReaderBase::TagReaderBase() = default;
TagReaderBase::~TagReaderBase() = default;
void TagReaderBase::Decode(const QString &tag, std::string *output) {
output->assign(DataCommaSizeFromQString(tag));
}
float TagReaderBase::ConvertPOPMRating(const int POPM_rating) {
if (POPM_rating < 0x01) return 0.0F;
else if (POPM_rating < 0x40) return 0.20F;
else if (POPM_rating < 0x80) return 0.40F;
else if (POPM_rating < 0xC0) return 0.60F;
else if (POPM_rating < 0xFC) return 0.80F;
return 1.0F;
}
int TagReaderBase::ConvertToPOPMRating(const float rating) {
if (rating < 0.20) return 0x00;
else if (rating < 0.40) return 0x01;
else if (rating < 0.60) return 0x40;
else if (rating < 0.80) return 0x80;
else if (rating < 1.0) return 0xC0;
return 0xFF;
}