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//==============================================================================
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struct BASCChunk
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{
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enum Key
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{
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minor = 1,
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major = 2,
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neither = 3,
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both = 4
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};
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BASCChunk (InputStream& input)
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{
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zerostruct (*this);
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flags = (uint32) input.readIntBigEndian();
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numBeats = (uint32) input.readIntBigEndian();
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rootNote = (uint16) input.readShortBigEndian();
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key = (uint16) input.readShortBigEndian();
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timeSigNum = (uint16) input.readShortBigEndian();
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timeSigDen = (uint16) input.readShortBigEndian();
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oneShot = (uint16) input.readShortBigEndian();
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input.read (unknown, sizeof (unknown));
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}
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void addToMetadata (std::map<String, String>& metadata) const
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{
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const bool rootNoteSet = rootNote != 0;
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setBoolFlag (metadata, AiffAudioFormat::appleOneShot, oneShot == 2);
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setBoolFlag (metadata, AiffAudioFormat::appleRootSet, rootNoteSet);
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if (rootNoteSet)
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metadata.emplace (AiffAudioFormat::appleRootNote, String (rootNote));
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metadata.emplace (AiffAudioFormat::appleBeats, String (numBeats));
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metadata.emplace (AiffAudioFormat::appleDenominator, String (timeSigDen));
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metadata.emplace (AiffAudioFormat::appleNumerator, String (timeSigNum));
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const char* keyString = nullptr;
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switch (key)
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{
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case minor: keyString = "minor"; break;
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case major: keyString = "major"; break;
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case neither: keyString = "neither"; break;
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case both: keyString = "both"; break;
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default: break;
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}
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if (keyString != nullptr)
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metadata.emplace (AiffAudioFormat::appleKey, keyString);
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}
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void setBoolFlag (std::map<String, String>& values,
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const char* name,
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bool shouldBeSet) const
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{
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values.emplace (name, shouldBeSet ? "1" : "0");
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}
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uint32 flags;
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uint32 numBeats;
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uint16 rootNote;
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uint16 key;
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uint16 timeSigNum;
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uint16 timeSigDen;
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uint16 oneShot;
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uint8 unknown[66];
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} JUCE_PACKED;
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#if JUCE_MSVC
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#pragma pack (pop)
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#endif
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//==============================================================================
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namespace CATEChunk
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{
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static bool isValidTag (const char* d) noexcept
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{
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return CharacterFunctions::isLetterOrDigit (d[0]) && CharacterFunctions::isUpperCase (static_cast<juce_wchar> (d[0]))
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&& CharacterFunctions::isLetterOrDigit (d[1]) && CharacterFunctions::isLowerCase (static_cast<juce_wchar> (d[1]))
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&& CharacterFunctions::isLetterOrDigit (d[2]) && CharacterFunctions::isLowerCase (static_cast<juce_wchar> (d[2]));
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}
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static bool isAppleGenre (const String& tag) noexcept
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{
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static const char* appleGenres[] =
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{
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"Rock/Blues",
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"Electronic/Dance",
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"Jazz",
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"Urban",
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"World/Ethnic",
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"Cinematic/New Age",
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"Orchestral",
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"Country/Folk",
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"Experimental",
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"Other Genre"
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