Minor cleanup on audio codecs
This commit is contained in:
emeric
@@ -0,0 +1,68 @@
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/*
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* Copyright (C) 2025 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 "core/media/Codec.hpp"
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#include "core/Exception.hpp"
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#include <algorithm>
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#include <array>
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namespace lms::core::media
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{
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namespace
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{
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constexpr std::array codecDescs{
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CodecDesc{ Codec::AAC, "AAC", "Advanced Audio Coding", false },
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CodecDesc{ Codec::AC3, "AC3", "Dolby AC-3", false },
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CodecDesc{ Codec::ALAC, "ALAC", "Apple Lossless Audio Codec", true },
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CodecDesc{ Codec::APE, "APE", "Monkey's Audio", true },
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CodecDesc{ Codec::DSD, "DSD", "Direct Stream Digital", true },
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CodecDesc{ Codec::EAC3, "E-AC3", "Dolby Digital Plus", false },
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CodecDesc{ Codec::FLAC, "FLAC", "Free Lossless Audio Codec", true },
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CodecDesc{ Codec::MP3, "MP3", "MPEG-3", false },
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CodecDesc{ Codec::MP4ALS, "MP4ALS", "MPEG-4 Audio Lossless Coding", true },
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CodecDesc{ Codec::MPC7, "MPC7", "Musepack7", false },
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CodecDesc{ Codec::MPC8, "MPC8", "Musepack8", false },
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CodecDesc{ Codec::Opus, "Opus", "Opus", false },
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CodecDesc{ Codec::PCM, "PCM", "Pulse-code modulation", false },
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CodecDesc{ Codec::Shorten, "Shorten", "Shorten", true },
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CodecDesc{ Codec::TrueAudio, "TTA", "The True Audio", true },
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CodecDesc{ Codec::Vorbis, "Vorbis", "Vorbis", false },
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CodecDesc{ Codec::WavPack, "WavPack", "WavPack", true },
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CodecDesc{ Codec::WMA1, "WMA1", "Windows Media Audio", false },
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CodecDesc{ Codec::WMA2, "WMA2", "Windows Media Audio 2", false },
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CodecDesc{ Codec::WMA9Pro, "WMA9Pro", "Windows Media Audio Professional", false },
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CodecDesc{ Codec::WMA9Lossless, "WMA9Lossless", "Windows Media Audio Lossless", true },
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};
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} // namespace
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void visitCodecs(const std::function<void(const CodecDesc&)>& visitor)
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{
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std::for_each(std::cbegin(codecDescs), std::cend(codecDescs), visitor);
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}
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const CodecDesc& getCodecDesc(Codec type)
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{
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const auto it{ std::find_if(codecDescs.begin(), codecDescs.end(), [type](const auto& desc) { return desc.type == type; }) };
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if (it == codecDescs.end()) [[unlikely]]
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throw LmsException{ "Unknown codec type" };
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return *it;
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}
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} // namespace lms::core::media
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@@ -1,108 +0,0 @@
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/*
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* Copyright (C) 2025 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 "core/media/CodecType.hpp"
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namespace lms::core::media
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{
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core::LiteralString codecTypeToString(CodecType type)
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{
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switch (type)
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{
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case CodecType::AAC:
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return "AAC";
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case CodecType::AC3:
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return "AC3";
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case CodecType::ALAC:
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return "ALAC";
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case CodecType::APE:
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return "APE";
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case CodecType::DSD:
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return "DSD";
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case CodecType::EAC3:
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return "E-AC3";
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case CodecType::FLAC:
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return "FLAC";
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case CodecType::MP3:
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return "MP3";
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case CodecType::MP4ALS:
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return "MP4ALS";
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case CodecType::MPC7:
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return "MPC7";
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case CodecType::MPC8:
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return "MPC8";
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case CodecType::Opus:
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return "Opus";
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case CodecType::PCM:
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return "PCM";
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case CodecType::Shorten:
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return "Shorten";
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case CodecType::TrueAudio:
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return "TrueAudio";
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case CodecType::Vorbis:
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return "Vorbis";
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case CodecType::WavPack:
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return "WavPack";
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case CodecType::WMA1:
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return "WMA1";
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case CodecType::WMA2:
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return "WMA2";
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case CodecType::WMA9Pro:
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return "WMA9Pro";
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case CodecType::WMA9Lossless:
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return "WMA9Lossless";
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}
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return "Unknown";
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}
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bool isCodecLossless(CodecType type)
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{
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switch (type)
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{
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case CodecType::ALAC:
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case CodecType::APE:
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case CodecType::DSD:
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case CodecType::FLAC:
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case CodecType::MP4ALS:
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case CodecType::PCM:
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case CodecType::Shorten:
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case CodecType::TrueAudio:
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case CodecType::WavPack:
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case CodecType::WMA9Lossless:
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return true;
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case CodecType::AAC:
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case CodecType::AC3:
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case CodecType::EAC3:
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case CodecType::MP3:
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case CodecType::MPC7:
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case CodecType::MPC8:
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case CodecType::Opus:
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case CodecType::Vorbis:
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case CodecType::WMA1:
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case CodecType::WMA2:
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case CodecType::WMA9Pro:
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return false;
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}
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return false;
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}
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} // namespace lms::core::media
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+15
-15
@@ -17,39 +17,39 @@
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* along with LMS. If not, see <http://www.gnu.org/licenses/>.
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*/
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#include "core/media/ContainerType.hpp"
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#include "core/media/Container.hpp"
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namespace lms::core::media
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{
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core::LiteralString containerTypeToString(ContainerType type)
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core::LiteralString containerToString(Container type)
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{
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switch (type)
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{
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case ContainerType::AIFF:
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case Container::AIFF:
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return "AIFF";
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case ContainerType::APE:
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case Container::APE:
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return "APE";
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case ContainerType::ASF:
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case Container::ASF:
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return "ASF";
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case ContainerType::DSF:
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case Container::DSF:
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return "DSF";
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case ContainerType::FLAC:
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case Container::FLAC:
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return "FLAC";
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case ContainerType::MP4:
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case Container::MP4:
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return "MP4";
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case ContainerType::MPC:
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case Container::MPC:
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return "MPC";
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case ContainerType::MPEG:
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case Container::MPEG:
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return "MPEG";
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case ContainerType::Ogg:
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case Container::Ogg:
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return "Ogg";
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case ContainerType::Shorten:
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case Container::Shorten:
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return "Shorten";
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case ContainerType::TrueAudio:
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case Container::TrueAudio:
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return "TrueAudio";
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case ContainerType::WAV:
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case Container::WAV:
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return "WAV";
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case ContainerType::WavPack:
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case Container::WavPack:
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return "WavPack";
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}
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@@ -21,57 +21,57 @@
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namespace lms::core::media
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{
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core::LiteralString getMimeType(ContainerType container, CodecType codec)
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core::LiteralString getMimeType(Container container, Codec codec)
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{
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switch (container)
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{
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case ContainerType::AIFF:
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case Container::AIFF:
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return "audio/x-aiff";
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case ContainerType::APE:
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case Container::APE:
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return "audio/x-monkeys-audio";
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case ContainerType::ASF:
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case Container::ASF:
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return "audio/x-ms-wma";
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case ContainerType::DSF:
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case Container::DSF:
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return "audio/x-dsd-dsf";
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case ContainerType::FLAC:
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case Container::FLAC:
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return "audio/flac";
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case ContainerType::MP4:
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case Container::MP4:
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switch (codec)
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{
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case CodecType::AAC:
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case Codec::AAC:
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return "audio/mp4; codecs=\"mp4a.40.2\"";
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case CodecType::ALAC:
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case Codec::ALAC:
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return "audio/mp4; codecs=\"alac\"";
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case CodecType::MP4ALS:
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case Codec::MP4ALS:
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return "audio/mp4; codecs=\"mp4als\"";
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default:
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return "audio/mp4";
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}
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case ContainerType::MPC:
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case Container::MPC:
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return "audio/x-musepack";
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case ContainerType::MPEG:
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case Container::MPEG:
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return "audio/mpeg";
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case ContainerType::Ogg:
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case Container::Ogg:
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switch (codec)
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{
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case CodecType::Opus:
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case Codec::Opus:
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return "audio/opus";
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case CodecType::Vorbis:
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case Codec::Vorbis:
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return "audio/ogg; codecs=\"vorbis\"";
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case CodecType::FLAC:
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case Codec::FLAC:
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return "audio/ogg; codecs=\"flac\"";
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default:
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return "audio/ogg";
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}
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case ContainerType::Shorten:
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case Container::Shorten:
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return "audio/x-shn";
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case ContainerType::TrueAudio:
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case Container::TrueAudio:
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return "audio/x-tta";
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case ContainerType::WAV:
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case Container::WAV:
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return "audio/wav";
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case ContainerType::WavPack:
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case Container::WavPack:
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return "audio/x-wavpack";
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}
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