/**
 * Additional audio metadata properties not covered by basic, general-extended,
 * or specialized property files. Includes sorting extensions, identifiers,
 * podcast metadata, original-release info, and miscellaneous properties.
 *
 * Wire names and format mappings sourced from TagLib's propertymapping.dox.
 */
export declare const ADDITIONAL_PROPERTIES: {
    readonly albumArtistSort: {
        readonly key: "ALBUMARTISTSORT";
        readonly description: "Sort name for album artist (for alphabetization)";
        readonly type: "string";
        readonly supportedFormats: readonly ["ID3v2", "MP4", "Vorbis"];
        readonly mappings: {
            readonly id3v2: {
                readonly frame: "TSO2";
            };
            readonly vorbis: "ALBUMARTISTSORT";
            readonly mp4: "soaa";
        };
    };
    readonly composerSort: {
        readonly key: "COMPOSERSORT";
        readonly description: "Sort name for composer (for alphabetization)";
        readonly type: "string";
        readonly supportedFormats: readonly ["ID3v2", "MP4", "Vorbis"];
        readonly mappings: {
            readonly id3v2: {
                readonly frame: "TSOC";
            };
            readonly vorbis: "COMPOSERSORT";
            readonly mp4: "soco";
        };
    };
    readonly subtitle: {
        readonly key: "SUBTITLE";
        readonly description: "Subtitle or description refinement";
        readonly type: "string";
        readonly supportedFormats: readonly ["ID3v2", "MP4", "Vorbis"];
        readonly mappings: {
            readonly id3v2: {
                readonly frame: "TIT3";
            };
            readonly vorbis: "SUBTITLE";
            readonly mp4: "----:com.apple.iTunes:SUBTITLE";
        };
    };
    readonly label: {
        readonly key: "LABEL";
        readonly description: "Record label name";
        readonly type: "string";
        readonly supportedFormats: readonly ["ID3v2", "MP4", "Vorbis", "WAV"];
        readonly mappings: {
            readonly id3v2: {
                readonly frame: "TPUB";
            };
            readonly vorbis: "LABEL";
            readonly mp4: "----:com.apple.iTunes:LABEL";
            readonly wav: "IPUB";
        };
    };
    readonly producer: {
        readonly key: "PRODUCER";
        readonly description: "Producer of the recording";
        readonly type: "string";
        readonly supportedFormats: readonly ["ID3v2", "MP4", "Vorbis"];
        readonly mappings: {
            readonly id3v2: {
                readonly frame: "TXXX";
                readonly description: "PRODUCER";
            };
            readonly vorbis: "PRODUCER";
            readonly mp4: "----:com.apple.iTunes:PRODUCER";
        };
    };
    readonly radioStationOwner: {
        readonly key: "RADIOSTATIONOWNER";
        readonly description: "Owner of the radio station";
        readonly type: "string";
        readonly supportedFormats: readonly ["ID3v2"];
        readonly mappings: {
            readonly id3v2: {
                readonly frame: "TRSO";
            };
        };
    };
    readonly asin: {
        readonly key: "ASIN";
        readonly description: "Amazon Standard Identification Number";
        readonly type: "string";
        readonly supportedFormats: readonly ["ID3v2", "MP4", "Vorbis"];
        readonly mappings: {
            readonly id3v2: {
                readonly frame: "TXXX";
                readonly description: "ASIN";
            };
            readonly vorbis: "ASIN";
            readonly mp4: "----:com.apple.iTunes:ASIN";
        };
    };
    readonly musicbrainzReleaseArtistId: {
        readonly key: "MUSICBRAINZ_ALBUMARTISTID";
        readonly description: "MusicBrainz Release Artist ID (UUID)";
        readonly type: "string";
        readonly supportedFormats: readonly ["ID3v2", "MP4", "Vorbis"];
        readonly mappings: {
            readonly id3v2: {
                readonly frame: "TXXX";
                readonly description: "MusicBrainz Album Artist Id";
            };
            readonly vorbis: "MUSICBRAINZ_ALBUMARTISTID";
            readonly mp4: "----:com.apple.iTunes:MusicBrainz Album Artist Id";
        };
    };
    readonly musicbrainzWorkId: {
        readonly key: "MUSICBRAINZ_WORKID";
        readonly description: "MusicBrainz Work ID (UUID)";
        readonly type: "string";
        readonly supportedFormats: readonly ["ID3v2", "MP4", "Vorbis"];
        readonly mappings: {
            readonly id3v2: {
                readonly frame: "TXXX";
                readonly description: "MusicBrainz Work Id";
            };
            readonly vorbis: "MUSICBRAINZ_WORKID";
            readonly mp4: "----:com.apple.iTunes:MusicBrainz Work Id";
        };
    };
    readonly musicbrainzReleaseTrackId: {
        readonly key: "MUSICBRAINZ_RELEASETRACKID";
        readonly description: "MusicBrainz Release Track ID (UUID)";
        readonly type: "string";
        readonly supportedFormats: readonly ["ID3v2", "MP4", "Vorbis"];
        readonly mappings: {
            readonly id3v2: {
                readonly frame: "TXXX";
                readonly description: "MusicBrainz Release Track Id";
            };
            readonly vorbis: "MUSICBRAINZ_RELEASETRACKID";
            readonly mp4: "----:com.apple.iTunes:MusicBrainz Release Track Id";
        };
    };
    readonly podcastId: {
        readonly key: "PODCASTID";
        readonly description: "Podcast episode identifier";
        readonly type: "string";
        readonly supportedFormats: readonly ["ID3v2", "MP4", "Vorbis"];
        readonly mappings: {
            readonly id3v2: {
                readonly frame: "TGID";
            };
            readonly vorbis: "PODCASTID";
            readonly mp4: "egid";
        };
    };
    readonly podcastUrl: {
        readonly key: "PODCASTURL";
        readonly description: "Podcast feed URL";
        readonly type: "string";
        readonly supportedFormats: readonly ["ID3v2", "MP4", "Vorbis"];
        readonly mappings: {
            readonly id3v2: {
                readonly frame: "WFED";
            };
            readonly vorbis: "PODCASTURL";
            readonly mp4: "purl";
        };
    };
    readonly originalArtist: {
        readonly key: "ORIGINALARTIST";
        readonly description: "Original artist of a cover or remix";
        readonly type: "string";
        readonly supportedFormats: readonly ["ID3v2", "Vorbis"];
        readonly mappings: {
            readonly id3v2: {
                readonly frame: "TOPE";
            };
            readonly vorbis: "ORIGINALARTIST";
        };
    };
    readonly originalAlbum: {
        readonly key: "ORIGINALALBUM";
        readonly description: "Original album of a cover or remix";
        readonly type: "string";
        readonly supportedFormats: readonly ["ID3v2", "Vorbis"];
        readonly mappings: {
            readonly id3v2: {
                readonly frame: "TOAL";
            };
            readonly vorbis: "ORIGINALALBUM";
        };
    };
    readonly originalDate: {
        readonly key: "ORIGINALDATE";
        readonly description: "Original release date";
        readonly type: "string";
        readonly supportedFormats: readonly ["ID3v2", "MP4", "Vorbis"];
        readonly mappings: {
            readonly id3v2: {
                readonly frame: "TDOR";
            };
            readonly vorbis: "ORIGINALDATE";
            readonly mp4: "----:com.apple.iTunes:ORIGINALDATE";
        };
    };
    readonly script: {
        readonly key: "SCRIPT";
        readonly description: "Writing script used for text (e.g., Latn, Jpan)";
        readonly type: "string";
        readonly supportedFormats: readonly ["MP4", "Vorbis"];
        readonly mappings: {
            readonly vorbis: "SCRIPT";
            readonly mp4: "----:com.apple.iTunes:SCRIPT";
        };
    };
    readonly involvedPeople: {
        readonly key: "INVOLVEDPEOPLE";
        readonly description: "List of involved people and their roles";
        readonly type: "string";
        readonly supportedFormats: readonly ["ID3v2"];
        readonly mappings: {
            readonly id3v2: {
                readonly frame: "TIPL";
            };
        };
    };
    readonly encoding: {
        readonly key: "ENCODING";
        readonly description: "Encoding software or settings";
        readonly type: "string";
        readonly supportedFormats: readonly ["ID3v2", "MP4", "Vorbis", "WAV"];
        readonly mappings: {
            readonly id3v2: {
                readonly frame: "TSSE";
            };
            readonly vorbis: "ENCODING";
            readonly mp4: "©too";
            readonly wav: "ISFT";
        };
    };
};
//# sourceMappingURL=additional-properties.d.ts.map