/** @packageDocumentation ID3v2 private frame (PRIV). Stores owner-identified private binary data. */
import { ByteVector } from "../../../byteVector.js";
import { Id3v2Frame, Id3v2FrameHeader } from "../id3v2Frame.js";
/**
 * Private frame (PRIV).
 *
 * Structure: owner(null-terminated Latin1) + data.
 */
export declare class PrivateFrame extends Id3v2Frame {
    /** Owner identifier string that designates the application or organisation that owns this data. */
    private _owner;
    /** Raw private binary payload associated with the owner. */
    private _data;
    /** Creates a new, empty PRIV frame. */
    constructor();
    /** Gets the owner identifier string. */
    get owner(): string;
    /** Sets the owner identifier string. */
    set owner(value: string);
    /** Gets the raw private binary payload. */
    get data(): ByteVector;
    /** Sets the raw private binary payload. */
    set data(value: ByteVector);
    /** Returns the private data bytes stored in this frame. */
    get renderData(): ByteVector;
    /**
     * Returns the owner identifier string.
     * @returns The owner string stored in this frame.
     */
    toString(): string;
    /** @internal Create from raw frame data. */
    static fromData(data: ByteVector, header: Id3v2FrameHeader, version: number): PrivateFrame;
    /**
     * Parses the binary payload of the PRIV frame.
     * @param data - Raw field bytes beginning with the null-terminated owner string.
     * @param _version - ID3v2 version (unused; parsing is version-independent).
     */
    protected parseFields(data: ByteVector, _version: number): void;
    /**
     * Serialises the frame fields into a binary payload.
     * @param _version - ID3v2 version (unused; rendering is version-independent).
     * @returns A `ByteVector` containing the null-terminated owner string followed by the private data bytes.
     */
    protected renderFields(_version: number): ByteVector;
}
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