83 lines
2.8 KiB
C++
83 lines
2.8 KiB
C++
/*
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* Copyright (C) 2015 Emeric Poupon
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*
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* This file is part of LMS.
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*
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* LMS 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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* LMS 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 LMS. If not, see <http://www.gnu.org/licenses/>.
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*/
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#include "AudioFileInfo.hpp"
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#include "audio/AudioTypes.hpp"
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#include "audio/IAudioFileInfo.hpp"
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#include "AudioFile.hpp"
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#include "ImageReader.hpp"
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#include "TagReader.hpp"
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namespace lms::audio::ffmpeg
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{
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namespace
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{
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AudioProperties computeAudioProperties(const AudioFile& audioFile)
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{
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AudioProperties audioProperties;
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const auto containerInfo{ audioFile.getContainerInfo() };
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const auto bestStreamInfo{ audioFile.getBestStreamInfo() };
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if (!bestStreamInfo)
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throw AudioFileParsingException{ audioFile.getPath(), "Cannot find best audio stream" };
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if (!containerInfo.container)
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throw AudioFileParsingException{ audioFile.getPath(), "Unhandled container type '" + containerInfo.containerName + "'" };
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audioProperties.container = *containerInfo.container;
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audioProperties.duration = containerInfo.duration;
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audioProperties.codec = bestStreamInfo->codec;
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audioProperties.bitrate = bestStreamInfo->bitrate;
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audioProperties.bitsPerSample = bestStreamInfo->bitsPerSample;
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audioProperties.channelCount = bestStreamInfo->channelCount;
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audioProperties.sampleRate = bestStreamInfo->sampleRate;
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return audioProperties;
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}
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} // namespace
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AudioFileInfo::AudioFileInfo(const std::filesystem::path& filePath, bool enableExtraDebugLogs)
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: _audioFile{ std::make_unique<AudioFile>(filePath) }
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, _audioProperties{ std::make_unique<AudioProperties>(computeAudioProperties(*_audioFile)) }
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, _tagReader{ std::make_unique<TagReader>(*_audioFile, enableExtraDebugLogs) }
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, _imageReader{ std::make_unique<ImageReader>(*_audioFile) }
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{
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}
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AudioFileInfo::~AudioFileInfo() = default;
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const AudioProperties& AudioFileInfo::getAudioProperties() const
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{
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return *_audioProperties;
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}
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const IImageReader& AudioFileInfo::getImageReader() const
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{
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return *_imageReader;
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}
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const ITagReader& AudioFileInfo::getTagReader() const
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{
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return *_tagReader;
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}
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} // namespace lms::audio::ffmpeg
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