declare const _default: {
    name: string;
    description: string;
    parser(reader: import("../BoxReader.js").BoxReader<LevelAssignmentBoxContent>): void;
};
export default _default;
export type LevelAssignment = {
    track_id: number;
    padding_flag: boolean;
    assignment_type: number;
    grouping_type?: number | undefined;
    grouping_type_parameter?: number | undefined;
    sub_track_id?: number | undefined;
};
export type LevelAssignmentBoxContent = {
    version: number;
    flags: number;
    level_count: number;
    levels: LevelAssignment[];
};
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