import { z } from 'zod';
import { Document } from '../document/document.js';
import { DocumentMetadata } from '../document/metadata/index.js';
/**
 * The schema for the data envelope object.
 * The data envelope is used to describe the
 * original document being processed, its current
 * representation, and its metadata.
 */
declare const DataEnvelopeSchema: z.ZodObject<{
    /**
     * An identifier identifying a pipeline chain
     * execution.
     */
    chainId: z.ZodString;
    /**
     * The description associated with the
     * original document.
     */
    source: z.ZodEffects<z.ZodType<Document, z.ZodTypeDef, Document>, Document, unknown>;
    /**
     * The description associated with the
     * current document representation.
     */
    document: z.ZodEffects<z.ZodType<Document, z.ZodTypeDef, Document>, Document, unknown>;
    /**
     * The metadata extracted from the document
     * by the middlewares in the chain.
     */
    metadata: z.ZodDefault<z.ZodObject<{
        type: z.ZodOptional<z.ZodString>;
        createdAt: z.ZodOptional<z.ZodString>;
        updatedAt: z.ZodOptional<z.ZodString>;
        image: z.ZodOptional<z.ZodString>;
        authors: z.ZodOptional<z.ZodArray<z.ZodString, "many">>;
        publisher: z.ZodOptional<z.ZodObject<{
            type: z.ZodOptional<z.ZodString>;
            name: z.ZodString;
            url: z.ZodOptional<z.ZodString>;
            logo: z.ZodOptional<z.ZodString>;
        }, "strip", z.ZodTypeAny, {
            name: string;
            url?: string | undefined;
            type?: string | undefined;
            logo?: string | undefined;
        }, {
            name: string;
            url?: string | undefined;
            type?: string | undefined;
            logo?: string | undefined;
        }>>;
        title: z.ZodOptional<z.ZodString>;
        description: z.ZodOptional<z.ZodString>;
        keywords: z.ZodOptional<z.ZodArray<z.ZodString, "many">>;
        topics: z.ZodOptional<z.ZodArray<z.ZodString, "many">>;
        rating: z.ZodOptional<z.ZodNumber>;
        language: z.ZodOptional<z.ZodString>;
        ontology: z.ZodOptional<z.ZodEffects<z.ZodString, import("../../pointer/index.js").Pointer<import("graphology").DirectedGraph<import("graphology-types").Attributes, import("graphology-types").Attributes, import("graphology-types").Attributes>>, string>>;
        custom: z.ZodOptional<z.ZodDefault<z.ZodRecord<z.ZodString, z.ZodAny>>>;
        properties: z.ZodOptional<z.ZodDiscriminatedUnion<"kind", [z.ZodObject<{
            kind: z.ZodLiteral<"image">;
            attrs: z.ZodObject<{
                dimensions: z.ZodOptional<z.ZodObject<{
                    width: z.ZodNumber;
                    height: z.ZodNumber;
                }, "strip", z.ZodTypeAny, {
                    width: number;
                    height: number;
                }, {
                    width: number;
                    height: number;
                }>>;
                format: z.ZodOptional<z.ZodString>;
                dominantColor: z.ZodOptional<z.ZodObject<{
                    red: z.ZodNumber;
                    green: z.ZodNumber;
                    blue: z.ZodNumber;
                }, "strip", z.ZodTypeAny, {
                    blue: number;
                    green: number;
                    red: number;
                }, {
                    blue: number;
                    green: number;
                    red: number;
                }>>;
                thumbnail: z.ZodOptional<z.ZodString>;
                orientation: z.ZodOptional<z.ZodAny>;
                exif: z.ZodOptional<z.ZodRecord<z.ZodString, z.ZodAny>>;
                geolocation: z.ZodOptional<z.ZodObject<{
                    latitude: z.ZodNumber;
                    longitude: z.ZodNumber;
                }, "strip", z.ZodTypeAny, {
                    latitude: number;
                    longitude: number;
                }, {
                    latitude: number;
                    longitude: number;
                }>>;
                faces: z.ZodOptional<z.ZodEffects<z.ZodString, import("../../pointer/index.js").Pointer<import("../document/metadata/index.js").Face[]>, string>>;
                labels: z.ZodOptional<z.ZodEffects<z.ZodString, import("../../pointer/index.js").Pointer<import("../document/metadata/index.js").Label[]>, string>>;
                objects: z.ZodOptional<z.ZodEffects<z.ZodString, import("../../pointer/index.js").Pointer<import("../document/metadata/index.js").DetectedObject[]>, string>>;
                text: z.ZodOptional<z.ZodEffects<z.ZodString, import("../../pointer/index.js").Pointer<import("../document/metadata/index.js").DetectedText[]>, string>>;
                embeddings: z.ZodOptional<z.ZodObject<{
                    vectors: z.ZodEffects<z.ZodString, import("../../pointer/index.js").Pointer<number[]>, string>;
                    model: z.ZodString;
                    dimensions: z.ZodNumber;
                }, "strip", z.ZodTypeAny, {
                    vectors: import("../../pointer/index.js").Pointer<number[]>;
                    model: string;
                    dimensions: number;
                }, {
                    vectors: string;
                    model: string;
                    dimensions: number;
                }>>;
                ppe: z.ZodOptional<z.ZodObject<{
                    personsWithRequiredEquipment: z.ZodNumber;
                    personsWithoutRequiredEquipment: z.ZodNumber;
                    personsIndeterminate: z.ZodNumber; /**
                     * An identifier identifying a pipeline chain
                     * execution.
                     */
                    persons: z.ZodOptional<z.ZodEffects<z.ZodString, import("../../pointer/index.js").Pointer<import("../document/metadata/index.js").Person[]>, string>>;
                }, "strip", z.ZodTypeAny, {
                    personsWithRequiredEquipment: number;
                    personsWithoutRequiredEquipment: number;
                    personsIndeterminate: number;
                    persons?: import("../../pointer/index.js").Pointer<import("../document/metadata/index.js").Person[]> | undefined;
                }, {
                    personsWithRequiredEquipment: number;
                    personsWithoutRequiredEquipment: number;
                    personsIndeterminate: number;
                    persons?: string | undefined;
                }>>;
                stats: z.ZodOptional<z.ZodObject<{
                    faces: z.ZodOptional<z.ZodNumber>;
                    objects: z.ZodOptional<z.ZodNumber>;
                    labels: z.ZodOptional<z.ZodNumber>;
                    moderations: z.ZodOptional<z.ZodNumber>;
                    text: z.ZodOptional<z.ZodNumber>;
                }, "strip", z.ZodTypeAny, {
                    text?: number | undefined;
                    faces?: number | undefined;
                    objects?: number | undefined;
                    labels?: number | undefined;
                    moderations?: number | undefined;
                }, {
                    text?: number | undefined;
                    faces?: number | undefined;
                    objects?: number | undefined;
                    labels?: number | undefined;
                    moderations?: number | undefined;
                }>>;
                variance: z.ZodOptional<z.ZodNumber>;
                hashes: z.ZodOptional<z.ZodObject<{
                    perceptual: z.ZodOptional<z.ZodString>;
                    average: z.ZodOptional<z.ZodString>;
                    median: z.ZodOptional<z.ZodString>;
                    difference: z.ZodOptional<z.ZodString>;
                    cropResistant: z.ZodOptional<z.ZodString>;
                    wavelet: z.ZodOptional<z.ZodString>;
                    color: z.ZodOptional<z.ZodString>;
                }, "strip", z.ZodTypeAny, {
                    perceptual?: string | undefined;
                    average?: string | undefined;
                    median?: string | undefined;
                    difference?: string | undefined;
                    cropResistant?: string | undefined;
                    wavelet?: string | undefined;
                    color?: string | undefined;
                }, {
                    perceptual?: string | undefined;
                    average?: string | undefined;
                    median?: string | undefined;
                    difference?: string | undefined;
                    cropResistant?: string | undefined;
                    wavelet?: string | undefined;
                    color?: string | undefined;
                }>>;
                custom: z.ZodOptional<z.ZodRecord<z.ZodString, z.ZodAny>>;
            }, "strip", z.ZodTypeAny, {
                custom?: Record<string, any> | undefined;
                format?: string | undefined;
                text?: import("../../pointer/index.js").Pointer<import("../document/metadata/index.js").DetectedText[]> | undefined;
                faces?: import("../../pointer/index.js").Pointer<import("../document/metadata/index.js").Face[]> | undefined;
                objects?: import("../../pointer/index.js").Pointer<import("../document/metadata/index.js").DetectedObject[]> | undefined;
                labels?: import("../../pointer/index.js").Pointer<import("../document/metadata/index.js").Label[]> | undefined;
                dimensions?: {
                    width: number;
                    height: number;
                } | undefined;
                dominantColor?: {
                    blue: number;
                    green: number;
                    red: number;
                } | undefined;
                thumbnail?: string | undefined;
                orientation?: any;
                exif?: Record<string, any> | undefined;
                geolocation?: {
                    latitude: number;
                    longitude: number;
                } | undefined;
                embeddings?: {
                    vectors: import("../../pointer/index.js").Pointer<number[]>;
                    model: string;
                    dimensions: number;
                } | undefined;
                ppe?: {
                    personsWithRequiredEquipment: number;
                    personsWithoutRequiredEquipment: number;
                    personsIndeterminate: number;
                    persons?: import("../../pointer/index.js").Pointer<import("../document/metadata/index.js").Person[]> | undefined;
                } | undefined;
                stats?: {
                    text?: number | undefined;
                    faces?: number | undefined;
                    objects?: number | undefined;
                    labels?: number | undefined;
                    moderations?: number | undefined;
                } | undefined;
                variance?: number | undefined;
                hashes?: {
                    perceptual?: string | undefined;
                    average?: string | undefined;
                    median?: string | undefined;
                    difference?: string | undefined;
                    cropResistant?: string | undefined;
                    wavelet?: string | undefined;
                    color?: string | undefined;
                } | undefined;
            }, {
                custom?: Record<string, any> | undefined;
                format?: string | undefined;
                text?: string | undefined;
                faces?: string | undefined;
                objects?: string | undefined;
                labels?: string | undefined;
                dimensions?: {
                    width: number;
                    height: number;
                } | undefined;
                dominantColor?: {
                    blue: number;
                    green: number;
                    red: number;
                } | undefined;
                thumbnail?: string | undefined;
                orientation?: any;
                exif?: Record<string, any> | undefined;
                geolocation?: {
                    latitude: number;
                    longitude: number;
                } | undefined;
                embeddings?: {
                    vectors: string;
                    model: string;
                    dimensions: number;
                } | undefined;
                ppe?: {
                    personsWithRequiredEquipment: number;
                    personsWithoutRequiredEquipment: number;
                    personsIndeterminate: number;
                    persons?: string | undefined;
                } | undefined;
                stats?: {
                    text?: number | undefined;
                    faces?: number | undefined;
                    objects?: number | undefined;
                    labels?: number | undefined;
                    moderations?: number | undefined;
                } | undefined;
                variance?: number | undefined;
                hashes?: {
                    perceptual?: string | undefined;
                    average?: string | undefined;
                    median?: string | undefined;
                    difference?: string | undefined;
                    cropResistant?: string | undefined;
                    wavelet?: string | undefined;
                    color?: string | undefined;
                } | undefined;
            }>;
        }, "strip", z.ZodTypeAny, {
            kind: "image";
            attrs: {
                custom?: Record<string, any> | undefined;
                format?: string | undefined;
                text?: import("../../pointer/index.js").Pointer<import("../document/metadata/index.js").DetectedText[]> | undefined;
                faces?: import("../../pointer/index.js").Pointer<import("../document/metadata/index.js").Face[]> | undefined;
                objects?: import("../../pointer/index.js").Pointer<import("../document/metadata/index.js").DetectedObject[]> | undefined;
                labels?: import("../../pointer/index.js").Pointer<import("../document/metadata/index.js").Label[]> | undefined;
                dimensions?: {
                    width: number;
                    height: number;
                } | undefined;
                dominantColor?: {
                    blue: number;
                    green: number;
                    red: number;
                } | undefined;
                thumbnail?: string | undefined;
                orientation?: any;
                exif?: Record<string, any> | undefined;
                geolocation?: {
                    latitude: number;
                    longitude: number;
                } | undefined;
                embeddings?: {
                    vectors: import("../../pointer/index.js").Pointer<number[]>;
                    model: string;
                    dimensions: number;
                } | undefined;
                ppe?: {
                    personsWithRequiredEquipment: number;
                    personsWithoutRequiredEquipment: number;
                    personsIndeterminate: number;
                    persons?: import("../../pointer/index.js").Pointer<import("../document/metadata/index.js").Person[]> | undefined;
                } | undefined;
                stats?: {
                    text?: number | undefined;
                    faces?: number | undefined;
                    objects?: number | undefined;
                    labels?: number | undefined;
                    moderations?: number | undefined;
                } | undefined;
                variance?: number | undefined;
                hashes?: {
                    perceptual?: string | undefined;
                    average?: string | undefined;
                    median?: string | undefined;
                    difference?: string | undefined;
                    cropResistant?: string | undefined;
                    wavelet?: string | undefined;
                    color?: string | undefined;
                } | undefined;
            };
        }, {
            kind: "image";
            attrs: {
                custom?: Record<string, any> | undefined;
                format?: string | undefined;
                text?: string | undefined;
                faces?: string | undefined;
                objects?: string | undefined;
                labels?: string | undefined;
                dimensions?: {
                    width: number;
                    height: number;
                } | undefined;
                dominantColor?: {
                    blue: number;
                    green: number;
                    red: number;
                } | undefined;
                thumbnail?: string | undefined;
                orientation?: any;
                exif?: Record<string, any> | undefined;
                geolocation?: {
                    latitude: number;
                    longitude: number;
                } | undefined;
                embeddings?: {
                    vectors: string;
                    model: string;
                    dimensions: number;
                } | undefined;
                ppe?: {
                    personsWithRequiredEquipment: number;
                    personsWithoutRequiredEquipment: number;
                    personsIndeterminate: number;
                    persons?: string | undefined;
                } | undefined;
                stats?: {
                    text?: number | undefined;
                    faces?: number | undefined;
                    objects?: number | undefined;
                    labels?: number | undefined;
                    moderations?: number | undefined;
                } | undefined;
                variance?: number | undefined;
                hashes?: {
                    perceptual?: string | undefined;
                    average?: string | undefined;
                    median?: string | undefined;
                    difference?: string | undefined;
                    cropResistant?: string | undefined;
                    wavelet?: string | undefined;
                    color?: string | undefined;
                } | undefined;
            };
        }>, z.ZodObject<{
            kind: z.ZodLiteral<"text">;
            attrs: z.ZodObject<{
                pages: z.ZodOptional<z.ZodNumber>;
                page: z.ZodOptional<z.ZodNumber>;
                chapters: z.ZodOptional<z.ZodNumber>;
                chapter: z.ZodOptional<z.ZodNumber>;
                layout: z.ZodOptional<z.ZodObject<{
                    tableCount: z.ZodOptional<z.ZodNumber>;
                    imageCount: z.ZodOptional<z.ZodNumber>;
                }, "strip", z.ZodTypeAny, {
                    tableCount?: number | undefined;
                    imageCount?: number | undefined;
                }, {
                    tableCount?: number | undefined;
                    imageCount?: number | undefined;
                }>>;
                readingTime: z.ZodOptional<z.ZodNumber>;
                sentiment: z.ZodOptional<z.ZodNativeEnum<typeof import("../document/metadata/index.js").Sentiment>>;
                pos: z.ZodOptional<z.ZodEffects<z.ZodString, import("../../pointer/index.js").Pointer<import("../document/metadata/index.js").PartOfSpeech[]>, string>>;
                pii: z.ZodOptional<z.ZodEffects<z.ZodString, import("../../pointer/index.js").Pointer<import("../document/metadata/index.js").Pii[]>, string>>;
                entities: z.ZodOptional<z.ZodEffects<z.ZodString, import("../../pointer/index.js").Pointer<import("../document/metadata/index.js").Entity[]>, string>>;
                embeddings: z.ZodOptional<z.ZodObject<{
                    vectors: z.ZodEffects<z.ZodString, import("../../pointer/index.js").Pointer<number[]>, string>;
                    model: z.ZodString;
                    dimensions: z.ZodNumber;
                }, "strip", z.ZodTypeAny, {
                    vectors: import("../../pointer/index.js").Pointer<number[]>;
                    model: string;
                    dimensions: number;
                }, {
                    vectors: string;
                    model: string;
                    dimensions: number;
                }>>; /**
                 * The builder for the data envelope.
                 */
                stats: z.ZodOptional<z.ZodObject<{
                    words: z.ZodOptional<z.ZodNumber>;
                    sentences: z.ZodOptional<z.ZodNumber>;
                    piis: z.ZodOptional<z.ZodNumber>;
                    entities: z.ZodOptional<z.ZodNumber>;
                    pos: z.ZodOptional<z.ZodNumber>;
                }, "strip", z.ZodTypeAny, {
                    words?: number | undefined;
                    sentences?: number | undefined;
                    piis?: number | undefined;
                    entities?: number | undefined;
                    pos?: number | undefined;
                }, {
                    words?: number | undefined;
                    sentences?: number | undefined;
                    piis?: number | undefined;
                    entities?: number | undefined;
                    pos?: number | undefined;
                }>>;
                chunk: z.ZodOptional<z.ZodObject<{
                    id: z.ZodString;
                    order: z.ZodNumber;
                    total: z.ZodOptional<z.ZodNumber>;
                    /**
                     * The description associated with the
                     * original document.
                     */
                    startOffset: z.ZodOptional<z.ZodNumber>;
                    endOffset: z.ZodOptional<z.ZodNumber>; /**
                     * The description associated with the
                     * current document representation.
                     */
                }, "strip", z.ZodTypeAny, {
                    id: string;
                    order: number;
                    total?: number | undefined;
                    startOffset?: number | undefined;
                    endOffset?: number | undefined;
                }, {
                    id: string;
                    order: number;
                    total?: number | undefined;
                    startOffset?: number | undefined;
                    endOffset?: number | undefined;
                }>>;
                encoding: z.ZodOptional<z.ZodEnum<["utf-7", "utf-7-imap", "utf-8", "utf-16", "utf16-le", "utf16-be", "utf32", "utf32-le", "utf32-be", "iso-8859-1", "iso-8859-2", "iso-8859-3", "iso-8859-4", "iso-8859-5", "iso-8859-6", "iso-8859-7", "iso-8859-8", "iso-8859-9", "iso-8859-10", "iso-8859-11", "iso-8859-12", "iso-8859-13", "iso-8859-14", "iso-8859-15", "iso-8859-16", "ascii", "hex", "base64"]>>;
                custom: z.ZodOptional<z.ZodRecord<z.ZodString, z.ZodAny>>;
            }, "strip", z.ZodTypeAny, {
                custom?: Record<string, any> | undefined;
                encoding?: "base64" | "ascii" | "utf-8" | "hex" | "utf-7" | "utf-7-imap" | "utf-16" | "utf16-le" | "utf16-be" | "utf32" | "utf32-le" | "utf32-be" | "iso-8859-1" | "iso-8859-2" | "iso-8859-3" | "iso-8859-4" | "iso-8859-5" | "iso-8859-6" | "iso-8859-7" | "iso-8859-8" | "iso-8859-9" | "iso-8859-10" | "iso-8859-11" | "iso-8859-12" | "iso-8859-13" | "iso-8859-14" | "iso-8859-15" | "iso-8859-16" | undefined;
                embeddings?: {
                    vectors: import("../../pointer/index.js").Pointer<number[]>;
                    model: string;
                    dimensions: number;
                } | undefined;
                stats?: {
                    words?: number | undefined;
                    sentences?: number | undefined;
                    piis?: number | undefined;
                    entities?: number | undefined;
                    pos?: number | undefined;
                } | undefined;
                entities?: import("../../pointer/index.js").Pointer<import("../document/metadata/index.js").Entity[]> | undefined;
                pos?: import("../../pointer/index.js").Pointer<import("../document/metadata/index.js").PartOfSpeech[]> | undefined;
                pages?: number | undefined;
                page?: number | undefined;
                chapters?: number | undefined;
                chapter?: number | undefined;
                layout?: {
                    tableCount?: number | undefined;
                    imageCount?: number | undefined;
                } | undefined;
                readingTime?: number | undefined;
                sentiment?: import("../document/metadata/index.js").Sentiment | undefined;
                pii?: import("../../pointer/index.js").Pointer<import("../document/metadata/index.js").Pii[]> | undefined;
                chunk?: {
                    id: string;
                    order: number;
                    total?: number | undefined;
                    startOffset?: number | undefined;
                    endOffset?: number | undefined;
                } | undefined;
            }, {
                custom?: Record<string, any> | undefined;
                encoding?: "base64" | "ascii" | "utf-8" | "hex" | "utf-7" | "utf-7-imap" | "utf-16" | "utf16-le" | "utf16-be" | "utf32" | "utf32-le" | "utf32-be" | "iso-8859-1" | "iso-8859-2" | "iso-8859-3" | "iso-8859-4" | "iso-8859-5" | "iso-8859-6" | "iso-8859-7" | "iso-8859-8" | "iso-8859-9" | "iso-8859-10" | "iso-8859-11" | "iso-8859-12" | "iso-8859-13" | "iso-8859-14" | "iso-8859-15" | "iso-8859-16" | undefined;
                embeddings?: {
                    vectors: string;
                    model: string;
                    dimensions: number;
                } | undefined;
                stats?: {
                    words?: number | undefined;
                    sentences?: number | undefined;
                    piis?: number | undefined;
                    entities?: number | undefined;
                    pos?: number | undefined;
                } | undefined;
                entities?: string | undefined;
                pos?: string | undefined;
                pages?: number | undefined;
                page?: number | undefined;
                chapters?: number | undefined;
                chapter?: number | undefined;
                layout?: {
                    tableCount?: number | undefined;
                    imageCount?: number | undefined;
                } | undefined;
                readingTime?: number | undefined;
                sentiment?: import("../document/metadata/index.js").Sentiment | undefined;
                pii?: string | undefined;
                chunk?: {
                    id: string;
                    order: number;
                    total?: number | undefined;
                    startOffset?: number | undefined;
                    endOffset?: number | undefined;
                } | undefined;
            }>;
        }, "strip", z.ZodTypeAny, {
            kind: "text";
            attrs: {
                custom?: Record<string, any> | undefined;
                encoding?: "base64" | "ascii" | "utf-8" | "hex" | "utf-7" | "utf-7-imap" | "utf-16" | "utf16-le" | "utf16-be" | "utf32" | "utf32-le" | "utf32-be" | "iso-8859-1" | "iso-8859-2" | "iso-8859-3" | "iso-8859-4" | "iso-8859-5" | "iso-8859-6" | "iso-8859-7" | "iso-8859-8" | "iso-8859-9" | "iso-8859-10" | "iso-8859-11" | "iso-8859-12" | "iso-8859-13" | "iso-8859-14" | "iso-8859-15" | "iso-8859-16" | undefined;
                embeddings?: {
                    vectors: import("../../pointer/index.js").Pointer<number[]>;
                    model: string;
                    dimensions: number;
                } | undefined;
                stats?: {
                    words?: number | undefined;
                    sentences?: number | undefined;
                    piis?: number | undefined;
                    entities?: number | undefined;
                    pos?: number | undefined;
                } | undefined;
                entities?: import("../../pointer/index.js").Pointer<import("../document/metadata/index.js").Entity[]> | undefined;
                pos?: import("../../pointer/index.js").Pointer<import("../document/metadata/index.js").PartOfSpeech[]> | undefined;
                pages?: number | undefined;
                page?: number | undefined;
                chapters?: number | undefined;
                chapter?: number | undefined;
                layout?: {
                    tableCount?: number | undefined;
                    imageCount?: number | undefined;
                } | undefined;
                readingTime?: number | undefined;
                sentiment?: import("../document/metadata/index.js").Sentiment | undefined;
                pii?: import("../../pointer/index.js").Pointer<import("../document/metadata/index.js").Pii[]> | undefined;
                chunk?: {
                    id: string;
                    order: number;
                    total?: number | undefined;
                    startOffset?: number | undefined;
                    endOffset?: number | undefined;
                } | undefined;
            };
        }, {
            kind: "text";
            attrs: {
                custom?: Record<string, any> | undefined;
                encoding?: "base64" | "ascii" | "utf-8" | "hex" | "utf-7" | "utf-7-imap" | "utf-16" | "utf16-le" | "utf16-be" | "utf32" | "utf32-le" | "utf32-be" | "iso-8859-1" | "iso-8859-2" | "iso-8859-3" | "iso-8859-4" | "iso-8859-5" | "iso-8859-6" | "iso-8859-7" | "iso-8859-8" | "iso-8859-9" | "iso-8859-10" | "iso-8859-11" | "iso-8859-12" | "iso-8859-13" | "iso-8859-14" | "iso-8859-15" | "iso-8859-16" | undefined;
                embeddings?: {
                    vectors: string;
                    model: string;
                    dimensions: number;
                } | undefined;
                stats?: {
                    words?: number | undefined;
                    sentences?: number | undefined;
                    piis?: number | undefined;
                    entities?: number | undefined;
                    pos?: number | undefined;
                } | undefined;
                entities?: string | undefined;
                pos?: string | undefined;
                pages?: number | undefined;
                page?: number | undefined;
                chapters?: number | undefined;
                chapter?: number | undefined;
                layout?: {
                    tableCount?: number | undefined;
                    imageCount?: number | undefined;
                } | undefined;
                readingTime?: number | undefined;
                sentiment?: import("../document/metadata/index.js").Sentiment | undefined;
                pii?: string | undefined;
                chunk?: {
                    id: string;
                    order: number;
                    total?: number | undefined;
                    startOffset?: number | undefined;
                    endOffset?: number | undefined;
                } | undefined;
            };
        }>, z.ZodObject<{
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            attrs: z.ZodObject<{
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                }, "strip", z.ZodTypeAny, {
                    width: number;
                    height: number;
                }, {
                    width: number;
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                codec: z.ZodOptional<z.ZodString>;
                fps: z.ZodOptional<z.ZodNumber>;
                thumbnail: z.ZodOptional<z.ZodString>;
                aspectRatio: z.ZodOptional<z.ZodNumber>;
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                    codec: z.ZodOptional<z.ZodString>;
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                    channels: z.ZodOptional<z.ZodNumber>;
                    lossless: z.ZodOptional<z.ZodBoolean>;
                    embeddings: z.ZodOptional<z.ZodObject<{
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                        model: z.ZodString;
                        dimensions: z.ZodNumber;
                    }, "strip", z.ZodTypeAny, {
                        vectors: import("../../pointer/index.js").Pointer<number[]>;
                        model: string;
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                        vectors: string;
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                    custom?: Record<string, any> | undefined;
                    duration?: number | undefined;
                    embeddings?: {
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                        model: string;
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                    } | undefined;
                    codec?: string | undefined;
                    bitrate?: number | undefined;
                    sampleRate?: number | undefined;
                    channels?: number | undefined;
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                        model: string;
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                    codec?: string | undefined;
                    bitrate?: number | undefined;
                    sampleRate?: number | undefined;
                    channels?: number | undefined;
                    lossless?: boolean | undefined;
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                embeddings: z.ZodOptional<z.ZodObject<{
                    vectors: z.ZodEffects<z.ZodString, import("../../pointer/index.js").Pointer<number[]>, string>;
                    model: z.ZodString;
                    dimensions: z.ZodNumber;
                }, "strip", z.ZodTypeAny, {
                    vectors: import("../../pointer/index.js").Pointer<number[]>;
                    model: string;
                    dimensions: number;
                }, {
                    vectors: string;
                    model: string;
                    dimensions: number;
                }>>;
                scenes: z.ZodOptional<z.ZodEffects<z.ZodString, import("../../pointer/index.js").Pointer<import("../document/metadata/index.js").Scene[]>, string>>;
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            }, "strip", z.ZodTypeAny, {
                custom?: Record<string, any> | undefined;
                duration?: number | undefined;
                format?: string | undefined;
                thumbnail?: string | undefined;
                embeddings?: {
                    vectors: import("../../pointer/index.js").Pointer<number[]>;
                    model: string;
                    dimensions: number;
                } | undefined;
                codec?: string | undefined;
                resolution?: {
                    width: number;
                    height: number;
                } | undefined;
                fps?: number | undefined;
                aspectRatio?: number | undefined;
                audioTracks?: {
                    custom?: Record<string, any> | undefined;
                    duration?: number | undefined;
                    embeddings?: {
                        vectors: import("../../pointer/index.js").Pointer<number[]>;
                        model: string;
                        dimensions: number;
                    } | undefined;
                    codec?: string | undefined;
                    bitrate?: number | undefined;
                    sampleRate?: number | undefined;
                    channels?: number | undefined;
                    lossless?: boolean | undefined;
                }[] | undefined;
                scenes?: import("../../pointer/index.js").Pointer<import("../document/metadata/index.js").Scene[]> | undefined;
            }, {
                custom?: Record<string, any> | undefined;
                duration?: number | undefined;
                format?: string | undefined;
                thumbnail?: string | undefined;
                embeddings?: {
                    vectors: string;
                    model: string;
                    dimensions: number;
                } | undefined;
                codec?: string | undefined;
                resolution?: {
                    width: number;
                    height: number;
                } | undefined;
                fps?: number | undefined;
                aspectRatio?: number | undefined;
                audioTracks?: {
                    custom?: Record<string, any> | undefined;
                    duration?: number | undefined;
                    embeddings?: {
                        vectors: string;
                        model: string;
                        dimensions: number;
                    } | undefined;
                    codec?: string | undefined;
                    bitrate?: number | undefined;
                    sampleRate?: number | undefined;
                    channels?: number | undefined;
                    lossless?: boolean | undefined;
                }[] | undefined;
                scenes?: string | undefined;
            }>;
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            kind: "video";
            attrs: {
                custom?: Record<string, any> | undefined;
                duration?: number | undefined;
                format?: string | undefined;
                thumbnail?: string | undefined;
                embeddings?: {
                    vectors: import("../../pointer/index.js").Pointer<number[]>;
                    model: string;
                    dimensions: number;
                } | undefined;
                codec?: string | undefined;
                resolution?: {
                    width: number;
                    height: number;
                } | undefined;
                fps?: number | undefined;
                aspectRatio?: number | undefined;
                audioTracks?: {
                    custom?: Record<string, any> | undefined;
                    duration?: number | undefined;
                    embeddings?: {
                        vectors: import("../../pointer/index.js").Pointer<number[]>;
                        model: string;
                        dimensions: number;
                    } | undefined;
                    codec?: string | undefined;
                    bitrate?: number | undefined;
                    sampleRate?: number | undefined;
                    channels?: number | undefined;
                    lossless?: boolean | undefined;
                }[] | undefined;
                scenes?: import("../../pointer/index.js").Pointer<import("../document/metadata/index.js").Scene[]> | undefined;
            };
        }, {
            kind: "video";
            attrs: {
                custom?: Record<string, any> | undefined;
                duration?: number | undefined;
                format?: string | undefined;
                thumbnail?: string | undefined;
                embeddings?: {
                    vectors: string;
                    model: string;
                    dimensions: number;
                } | undefined;
                codec?: string | undefined;
                resolution?: {
                    width: number;
                    height: number;
                } | undefined;
                fps?: number | undefined;
                aspectRatio?: number | undefined;
                audioTracks?: {
                    custom?: Record<string, any> | undefined;
                    duration?: number | undefined;
                    embeddings?: {
                        vectors: string;
                        model: string;
                        dimensions: number;
                    } | undefined;
                    codec?: string | undefined;
                    bitrate?: number | undefined;
                    sampleRate?: number | undefined;
                    channels?: number | undefined;
                    lossless?: boolean | undefined;
                }[] | undefined;
                scenes?: string | undefined;
            };
        }>, z.ZodObject<{
            kind: z.ZodLiteral<"audio">;
            attrs: z.ZodObject<{
                duration: z.ZodOptional<z.ZodNumber>;
                codec: z.ZodOptional<z.ZodString>;
                bitrate: z.ZodOptional<z.ZodNumber>;
                sampleRate: z.ZodOptional<z.ZodNumber>;
                channels: z.ZodOptional<z.ZodNumber>;
                lossless: z.ZodOptional<z.ZodBoolean>;
                embeddings: z.ZodOptional<z.ZodObject<{
                    vectors: z.ZodEffects<z.ZodString, import("../../pointer/index.js").Pointer<number[]>, string>;
                    model: z.ZodString;
                    dimensions: z.ZodNumber;
                }, "strip", z.ZodTypeAny, {
                    vectors: import("../../pointer/index.js").Pointer<number[]>;
                    model: string;
                    dimensions: number;
                }, {
                    vectors: string;
                    model: string;
                    dimensions: number;
                }>>;
                custom: z.ZodOptional<z.ZodRecord<z.ZodString, z.ZodAny>>;
            }, "strip", z.ZodTypeAny, {
                custom?: Record<string, any> | undefined;
                duration?: number | undefined;
                embeddings?: {
                    vectors: import("../../pointer/index.js").Pointer<number[]>;
                    model: string;
                    dimensions: number;
                } | undefined;
                codec?: string | undefined;
                bitrate?: number | undefined;
                sampleRate?: number | undefined;
                channels?: number | undefined;
                lossless?: boolean | undefined;
            }, {
                custom?: Record<string, any> | undefined;
                duration?: number | undefined;
                embeddings?: {
                    vectors: string;
                    model: string;
                    dimensions: number;
                } | undefined;
                codec?: string | undefined;
                bitrate?: number | undefined;
                sampleRate?: number | undefined;
                channels?: number | undefined;
                lossless?: boolean | undefined;
            }>;
        }, "strip", z.ZodTypeAny, {
            kind: "audio";
            attrs: {
                custom?: Record<string, any> | undefined;
                duration?: number | undefined;
                embeddings?: {
                    vectors: import("../../pointer/index.js").Pointer<number[]>;
                    model: string;
                    dimensions: number;
                } | undefined;
                codec?: string | undefined;
                bitrate?: number | undefined;
                sampleRate?: number | undefined;
                channels?: number | undefined;
                lossless?: boolean | undefined;
            };
        }, {
            kind: "audio";
            attrs: {
                custom?: Record<string, any> | undefined;
                duration?: number | undefined;
                embeddings?: {
                    vectors: string;
                    model: string;
                    dimensions: number;
                } | undefined;
                codec?: string | undefined;
                bitrate?: number | undefined;
                sampleRate?: number | undefined;
                channels?: number | undefined;
                lossless?: boolean | undefined;
            };
        }>]>>;
    }, "strict", z.ZodTypeAny, {
        language?: string | undefined;
        custom?: Record<string, any> | undefined;
        type?: string | undefined;
        description?: string | undefined;
        image?: string | undefined;
        createdAt?: string | undefined;
        updatedAt?: string | undefined;
        authors?: string[] | undefined;
        publisher?: {
            name: string;
            url?: string | undefined;
            type?: string | undefined;
            logo?: string | undefined;
        } | undefined;
        title?: string | undefined;
        keywords?: string[] | undefined;
        topics?: string[] | undefined;
        rating?: number | undefined;
        ontology?: import("../../pointer/index.js").Pointer<import("graphology").DirectedGraph<import("graphology-types").Attributes, import("graphology-types").Attributes, import("graphology-types").Attributes>> | undefined;
        properties?: {
            kind: "image";
            attrs: {
                custom?: Record<string, any> | undefined;
                format?: string | undefined;
                text?: import("../../pointer/index.js").Pointer<import("../document/metadata/index.js").DetectedText[]> | undefined;
                faces?: import("../../pointer/index.js").Pointer<import("../document/metadata/index.js").Face[]> | undefined;
                objects?: import("../../pointer/index.js").Pointer<import("../document/metadata/index.js").DetectedObject[]> | undefined;
                labels?: import("../../pointer/index.js").Pointer<import("../document/metadata/index.js").Label[]> | undefined;
                dimensions?: {
                    width: number;
                    height: number;
                } | undefined;
                dominantColor?: {
                    blue: number;
                    green: number;
                    red: number;
                } | undefined;
                thumbnail?: string | undefined;
                orientation?: any;
                exif?: Record<string, any> | undefined;
                geolocation?: {
                    latitude: number;
                    longitude: number;
                } | undefined;
                embeddings?: {
                    vectors: import("../../pointer/index.js").Pointer<number[]>;
                    model: string;
                    dimensions: number;
                } | undefined;
                ppe?: {
                    personsWithRequiredEquipment: number;
                    personsWithoutRequiredEquipment: number;
                    personsIndeterminate: number;
                    persons?: import("../../pointer/index.js").Pointer<import("../document/metadata/index.js").Person[]> | undefined;
                } | undefined;
                stats?: {
                    text?: number | undefined;
                    faces?: number | undefined;
                    objects?: number | undefined;
                    labels?: number | undefined;
                    moderations?: number | undefined;
                } | undefined;
                variance?: number | undefined;
                hashes?: {
                    perceptual?: string | undefined;
                    average?: string | undefined;
                    median?: string | undefined;
                    difference?: string | undefined;
                    cropResistant?: string | undefined;
                    wavelet?: string | undefined;
                    color?: string | undefined;
                } | undefined;
            };
        } | {
            kind: "text";
            attrs: {
                custom?: Record<string, any> | undefined;
                encoding?: "base64" | "ascii" | "utf-8" | "hex" | "utf-7" | "utf-7-imap" | "utf-16" | "utf16-le" | "utf16-be" | "utf32" | "utf32-le" | "utf32-be" | "iso-8859-1" | "iso-8859-2" | "iso-8859-3" | "iso-8859-4" | "iso-8859-5" | "iso-8859-6" | "iso-8859-7" | "iso-8859-8" | "iso-8859-9" | "iso-8859-10" | "iso-8859-11" | "iso-8859-12" | "iso-8859-13" | "iso-8859-14" | "iso-8859-15" | "iso-8859-16" | undefined;
                embeddings?: {
                    vectors: import("../../pointer/index.js").Pointer<number[]>;
                    model: string;
                    dimensions: number;
                } | undefined;
                stats?: {
                    words?: number | undefined;
                    sentences?: number | undefined;
                    piis?: number | undefined;
                    entities?: number | undefined;
                    pos?: number | undefined;
                } | undefined;
                entities?: import("../../pointer/index.js").Pointer<import("../document/metadata/index.js").Entity[]> | undefined;
                pos?: import("../../pointer/index.js").Pointer<import("../document/metadata/index.js").PartOfSpeech[]> | undefined;
                pages?: number | undefined;
                page?: number | undefined;
                chapters?: number | undefined;
                chapter?: number | undefined;
                layout?: {
                    tableCount?: number | undefined;
                    imageCount?: number | undefined;
                } | undefined;
                readingTime?: number | undefined;
                sentiment?: import("../document/metadata/index.js").Sentiment | undefined;
                pii?: import("../../pointer/index.js").Pointer<import("../document/metadata/index.js").Pii[]> | undefined;
                chunk?: {
                    id: string;
                    order: number;
                    total?: number | undefined;
                    startOffset?: number | undefined;
                    endOffset?: number | undefined;
                } | undefined;
            };
        } | {
            kind: "video";
            attrs: {
                custom?: Record<string, any> | undefined;
                duration?: number | undefined;
                format?: string | undefined;
                thumbnail?: string | undefined;
                embeddings?: {
                    vectors: import("../../pointer/index.js").Pointer<number[]>;
                    model: string;
                    dimensions: number;
                } | undefined;
                codec?: string | undefined;
                resolution?: {
                    width: number;
                    height: number;
                } | undefined;
                fps?: number | undefined;
                aspectRatio?: number | undefined;
                audioTracks?: {
                    custom?: Record<string, any> | undefined;
                    duration?: number | undefined;
                    embeddings?: {
                        vectors: import("../../pointer/index.js").Pointer<number[]>;
                        model: string;
                        dimensions: number;
                    } | undefined;
                    codec?: string | undefined;
                    bitrate?: number | undefined;
                    sampleRate?: number | undefined;
                    channels?: number | undefined;
                    lossless?: boolean | undefined;
                }[] | undefined;
                scenes?: import("../../pointer/index.js").Pointer<import("../document/metadata/index.js").Scene[]> | undefined;
            };
        } | {
            kind: "audio";
            attrs: {
                custom?: Record<string, any> | undefined;
                duration?: number | undefined;
                embeddings?: {
                    vectors: import("../../pointer/index.js").Pointer<number[]>;
                    model: string;
                    dimensions: number;
                } | undefined;
                codec?: string | undefined;
                bitrate?: number | undefined;
                sampleRate?: number | undefined;
                channels?: number | undefined;
                lossless?: boolean | undefined;
            };
        } | undefined;
    }, {
        language?: string | undefined;
        custom?: Record<string, any> | undefined;
        type?: string | undefined;
        description?: string | undefined;
        image?: string | undefined;
        createdAt?: string | undefined;
        updatedAt?: string | undefined;
        authors?: string[] | undefined;
        publisher?: {
            name: string;
            url?: string | undefined;
            type?: string | undefined;
            logo?: string | undefined;
        } | undefined;
        title?: string | undefined;
        keywords?: string[] | undefined;
        topics?: string[] | undefined;
        rating?: number | undefined;
        ontology?: string | undefined;
        properties?: {
            kind: "image";
            attrs: {
                custom?: Record<string, any> | undefined;
                format?: string | undefined;
                text?: string | undefined;
                faces?: string | undefined;
                objects?: string | undefined;
                labels?: string | undefined;
                dimensions?: {
                    width: number;
                    height: number;
                } | undefined;
                dominantColor?: {
                    blue: number;
                    green: number;
                    red: number;
                } | undefined;
                thumbnail?: string | undefined;
                orientation?: any;
                exif?: Record<string, any> | undefined;
                geolocation?: {
                    latitude: number;
                    longitude: number;
                } | undefined;
                embeddings?: {
                    vectors: string;
                    model: string;
                    dimensions: number;
                } | undefined;
                ppe?: {
                    personsWithRequiredEquipment: number;
                    personsWithoutRequiredEquipment: number;
                    personsIndeterminate: number;
                    persons?: string | undefined;
                } | undefined;
                stats?: {
                    text?: number | undefined;
                    faces?: number | undefined;
                    objects?: number | undefined;
                    labels?: number | undefined;
                    moderations?: number | undefined;
                } | undefined;
                variance?: number | undefined;
                hashes?: {
                    perceptual?: string | undefined;
                    average?: string | undefined;
                    median?: string | undefined;
                    difference?: string | undefined;
                    cropResistant?: string | undefined;
                    wavelet?: string | undefined;
                    color?: string | undefined;
                } | undefined;
            };
        } | {
            kind: "text";
            attrs: {
                custom?: Record<string, any> | undefined;
                encoding?: "base64" | "ascii" | "utf-8" | "hex" | "utf-7" | "utf-7-imap" | "utf-16" | "utf16-le" | "utf16-be" | "utf32" | "utf32-le" | "utf32-be" | "iso-8859-1" | "iso-8859-2" | "iso-8859-3" | "iso-8859-4" | "iso-8859-5" | "iso-8859-6" | "iso-8859-7" | "iso-8859-8" | "iso-8859-9" | "iso-8859-10" | "iso-8859-11" | "iso-8859-12" | "iso-8859-13" | "iso-8859-14" | "iso-8859-15" | "iso-8859-16" | undefined;
                embeddings?: {
                    vectors: string;
                    model: string;
                    dimensions: number;
                } | undefined;
                stats?: {
                    words?: number | undefined;
                    sentences?: number | undefined;
                    piis?: number | undefined;
                    entities?: number | undefined;
                    pos?: number | undefined;
                } | undefined;
                entities?: string | undefined;
                pos?: string | undefined;
                pages?: number | undefined;
                page?: number | undefined;
                chapters?: number | undefined;
                chapter?: number | undefined;
                layout?: {
                    tableCount?: number | undefined;
                    imageCount?: number | undefined;
                } | undefined;
                readingTime?: number | undefined;
                sentiment?: import("../document/metadata/index.js").Sentiment | undefined;
                pii?: string | undefined;
                chunk?: {
                    id: string;
                    order: number;
                    total?: number | undefined;
                    startOffset?: number | undefined;
                    endOffset?: number | undefined;
                } | undefined;
            };
        } | {
            kind: "video";
            attrs: {
                custom?: Record<string, any> | undefined;
                duration?: number | undefined;
                format?: string | undefined;
                thumbnail?: string | undefined;
                embeddings?: {
                    vectors: string;
                    model: string;
                    dimensions: number;
                } | undefined;
                codec?: string | undefined;
                resolution?: {
                    width: number;
                    height: number;
                } | undefined;
                fps?: number | undefined;
                aspectRatio?: number | undefined;
                audioTracks?: {
                    custom?: Record<string, any> | undefined;
                    duration?: number | undefined;
                    embeddings?: {
                        vectors: string;
                        model: string;
                        dimensions: number;
                    } | undefined;
                    codec?: string | undefined;
                    bitrate?: number | undefined;
                    sampleRate?: number | undefined;
                    channels?: number | undefined;
                    lossless?: boolean | undefined;
                }[] | undefined;
                scenes?: string | undefined;
            };
        } | {
            kind: "audio";
            attrs: {
                custom?: Record<string, any> | undefined;
                duration?: number | undefined;
                embeddings?: {
                    vectors: string;
                    model: string;
                    dimensions: number;
                } | undefined;
                codec?: string | undefined;
                bitrate?: number | undefined;
                sampleRate?: number | undefined;
                channels?: number | undefined;
                lossless?: boolean | undefined;
            };
        } | undefined;
    }>>;
    /**
     * The call stack keeping track of the
     * middlewares invoked along a chain.
     */
    callStack: z.ZodDefault<z.ZodArray<z.ZodString, "many">>;
}, "strip", z.ZodTypeAny, {
    document: Document;
    source: Document;
    metadata: {
        language?: string | undefined;
        custom?: Record<string, any> | undefined;
        type?: string | undefined;
        description?: string | undefined;
        image?: string | undefined;
        createdAt?: string | undefined;
        updatedAt?: string | undefined;
        authors?: string[] | undefined;
        publisher?: {
            name: string;
            url?: string | undefined;
            type?: string | undefined;
            logo?: string | undefined;
        } | undefined;
        title?: string | undefined;
        keywords?: string[] | undefined;
        topics?: string[] | undefined;
        rating?: number | undefined;
        ontology?: import("../../pointer/index.js").Pointer<import("graphology").DirectedGraph<import("graphology-types").Attributes, import("graphology-types").Attributes, import("graphology-types").Attributes>> | undefined;
        properties?: {
            kind: "image";
            attrs: {
                custom?: Record<string, any> | undefined;
                format?: string | undefined;
                text?: import("../../pointer/index.js").Pointer<import("../document/metadata/index.js").DetectedText[]> | undefined;
                faces?: import("../../pointer/index.js").Pointer<import("../document/metadata/index.js").Face[]> | undefined;
                objects?: import("../../pointer/index.js").Pointer<import("../document/metadata/index.js").DetectedObject[]> | undefined;
                labels?: import("../../pointer/index.js").Pointer<import("../document/metadata/index.js").Label[]> | undefined;
                dimensions?: {
                    width: number;
                    height: number;
                } | undefined;
                dominantColor?: {
                    blue: number;
                    green: number;
                    red: number;
                } | undefined;
                thumbnail?: string | undefined;
                orientation?: any;
                exif?: Record<string, any> | undefined;
                geolocation?: {
                    latitude: number;
                    longitude: number;
                } | undefined;
                embeddings?: {
                    vectors: import("../../pointer/index.js").Pointer<number[]>;
                    model: string;
                    dimensions: number;
                } | undefined;
                ppe?: {
                    personsWithRequiredEquipment: number;
                    personsWithoutRequiredEquipment: number;
                    personsIndeterminate: number;
                    persons?: import("../../pointer/index.js").Pointer<import("../document/metadata/index.js").Person[]> | undefined;
                } | undefined;
                stats?: {
                    text?: number | undefined;
                    faces?: number | undefined;
                    objects?: number | undefined;
                    labels?: number | undefined;
                    moderations?: number | undefined;
                } | undefined;
                variance?: number | undefined;
                hashes?: {
                    perceptual?: string | undefined;
                    average?: string | undefined;
                    median?: string | undefined;
                    difference?: string | undefined;
                    cropResistant?: string | undefined;
                    wavelet?: string | undefined;
                    color?: string | undefined;
                } | undefined;
            };
        } | {
            kind: "text";
            attrs: {
                custom?: Record<string, any> | undefined;
                encoding?: "base64" | "ascii" | "utf-8" | "hex" | "utf-7" | "utf-7-imap" | "utf-16" | "utf16-le" | "utf16-be" | "utf32" | "utf32-le" | "utf32-be" | "iso-8859-1" | "iso-8859-2" | "iso-8859-3" | "iso-8859-4" | "iso-8859-5" | "iso-8859-6" | "iso-8859-7" | "iso-8859-8" | "iso-8859-9" | "iso-8859-10" | "iso-8859-11" | "iso-8859-12" | "iso-8859-13" | "iso-8859-14" | "iso-8859-15" | "iso-8859-16" | undefined;
                embeddings?: {
                    vectors: import("../../pointer/index.js").Pointer<number[]>;
                    model: string;
                    dimensions: number;
                } | undefined;
                stats?: {
                    words?: number | undefined;
                    sentences?: number | undefined;
                    piis?: number | undefined;
                    entities?: number | undefined;
                    pos?: number | undefined;
                } | undefined;
                entities?: import("../../pointer/index.js").Pointer<import("../document/metadata/index.js").Entity[]> | undefined;
                pos?: import("../../pointer/index.js").Pointer<import("../document/metadata/index.js").PartOfSpeech[]> | undefined;
                pages?: number | undefined;
                page?: number | undefined;
                chapters?: number | undefined;
                chapter?: number | undefined;
                layout?: {
                    tableCount?: number | undefined;
                    imageCount?: number | undefined;
                } | undefined;
                readingTime?: number | undefined;
                sentiment?: import("../document/metadata/index.js").Sentiment | undefined;
                pii?: import("../../pointer/index.js").Pointer<import("../document/metadata/index.js").Pii[]> | undefined;
                chunk?: {
                    id: string;
                    order: number;
                    total?: number | undefined;
                    startOffset?: number | undefined;
                    endOffset?: number | undefined;
                } | undefined;
            };
        } | {
            kind: "video";
            attrs: {
                custom?: Record<string, any> | undefined;
                duration?: number | undefined;
                format?: string | undefined;
                thumbnail?: string | undefined;
                embeddings?: {
                    vectors: import("../../pointer/index.js").Pointer<number[]>;
                    model: string;
                    dimensions: number;
                } | undefined;
                codec?: string | undefined;
                resolution?: {
                    width: number;
                    height: number;
                } | undefined;
                fps?: number | undefined;
                aspectRatio?: number | undefined;
                audioTracks?: {
                    custom?: Record<string, any> | undefined;
                    duration?: number | undefined;
                    embeddings?: {
                        vectors: import("../../pointer/index.js").Pointer<number[]>;
                        model: string;
                        dimensions: number;
                    } | undefined;
                    codec?: string | undefined;
                    bitrate?: number | undefined;
                    sampleRate?: number | undefined;
                    channels?: number | undefined;
                    lossless?: boolean | undefined;
                }[] | undefined;
                scenes?: import("../../pointer/index.js").Pointer<import("../document/metadata/index.js").Scene[]> | undefined;
            };
        } | {
            kind: "audio";
            attrs: {
                custom?: Record<string, any> | undefined;
                duration?: number | undefined;
                embeddings?: {
                    vectors: import("../../pointer/index.js").Pointer<number[]>;
                    model: string;
                    dimensions: number;
                } | undefined;
                codec?: string | undefined;
                bitrate?: number | undefined;
                sampleRate?: number | undefined;
                channels?: number | undefined;
                lossless?: boolean | undefined;
            };
        } | undefined;
    };
    chainId: string;
    callStack: string[];
}, {
    chainId: string;
    document?: unknown;
    source?: unknown;
    metadata?: {
        language?: string | undefined;
        custom?: Record<string, any> | undefined;
        type?: string | undefined;
        description?: string | undefined;
        image?: string | undefined;
        createdAt?: string | undefined;
        updatedAt?: string | undefined;
        authors?: string[] | undefined;
        publisher?: {
            name: string;
            url?: string | undefined;
            type?: string | undefined;
            logo?: string | undefined;
        } | undefined;
        title?: string | undefined;
        keywords?: string[] | undefined;
        topics?: string[] | undefined;
        rating?: number | undefined;
        ontology?: string | undefined;
        properties?: {
            kind: "image";
            attrs: {
                custom?: Record<string, any> | undefined;
                format?: string | undefined;
                text?: string | undefined;
                faces?: string | undefined;
                objects?: string | undefined;
                labels?: string | undefined;
                dimensions?: {
                    width: number;
                    height: number;
                } | undefined;
                dominantColor?: {
                    blue: number;
                    green: number;
                    red: number;
                } | undefined;
                thumbnail?: string | undefined;
                orientation?: any;
                exif?: Record<string, any> | undefined;
                geolocation?: {
                    latitude: number;
                    longitude: number;
                } | undefined;
                embeddings?: {
                    vectors: string;
                    model: string;
                    dimensions: number;
                } | undefined;
                ppe?: {
                    personsWithRequiredEquipment: number;
                    personsWithoutRequiredEquipment: number;
                    personsIndeterminate: number;
                    persons?: string | undefined;
                } | undefined;
                stats?: {
                    text?: number | undefined;
                    faces?: number | undefined;
                    objects?: number | undefined;
                    labels?: number | undefined;
                    moderations?: number | undefined;
                } | undefined;
                variance?: number | undefined;
                hashes?: {
                    perceptual?: string | undefined;
                    average?: string | undefined;
                    median?: string | undefined;
                    difference?: string | undefined;
                    cropResistant?: string | undefined;
                    wavelet?: string | undefined;
                    color?: string | undefined;
                } | undefined;
            };
        } | {
            kind: "text";
            attrs: {
                custom?: Record<string, any> | undefined;
                encoding?: "base64" | "ascii" | "utf-8" | "hex" | "utf-7" | "utf-7-imap" | "utf-16" | "utf16-le" | "utf16-be" | "utf32" | "utf32-le" | "utf32-be" | "iso-8859-1" | "iso-8859-2" | "iso-8859-3" | "iso-8859-4" | "iso-8859-5" | "iso-8859-6" | "iso-8859-7" | "iso-8859-8" | "iso-8859-9" | "iso-8859-10" | "iso-8859-11" | "iso-8859-12" | "iso-8859-13" | "iso-8859-14" | "iso-8859-15" | "iso-8859-16" | undefined;
                embeddings?: {
                    vectors: string;
                    model: string;
                    dimensions: number;
                } | undefined;
                stats?: {
                    words?: number | undefined;
                    sentences?: number | undefined;
                    piis?: number | undefined;
                    entities?: number | undefined;
                    pos?: number | undefined;
                } | undefined;
                entities?: string | undefined;
                pos?: string | undefined;
                pages?: number | undefined;
                page?: number | undefined;
                chapters?: number | undefined;
                chapter?: number | undefined;
                layout?: {
                    tableCount?: number | undefined;
                    imageCount?: number | undefined;
                } | undefined;
                readingTime?: number | undefined;
                sentiment?: import("../document/metadata/index.js").Sentiment | undefined;
                pii?: string | undefined;
                chunk?: {
                    id: string;
                    order: number;
                    total?: number | undefined;
                    startOffset?: number | undefined;
                    endOffset?: number | undefined;
                } | undefined;
            };
        } | {
            kind: "video";
            attrs: {
                custom?: Record<string, any> | undefined;
                duration?: number | undefined;
                format?: string | undefined;
                thumbnail?: string | undefined;
                embeddings?: {
                    vectors: string;
                    model: string;
                    dimensions: number;
                } | undefined;
                codec?: string | undefined;
                resolution?: {
                    width: number;
                    height: number;
                } | undefined;
                fps?: number | undefined;
                aspectRatio?: number | undefined;
                audioTracks?: {
                    custom?: Record<string, any> | undefined;
                    duration?: number | undefined;
                    embeddings?: {
                        vectors: string;
                        model: string;
                        dimensions: number;
                    } | undefined;
                    codec?: string | undefined;
                    bitrate?: number | undefined;
                    sampleRate?: number | undefined;
                    channels?: number | undefined;
                    lossless?: boolean | undefined;
                }[] | undefined;
                scenes?: string | undefined;
            };
        } | {
            kind: "audio";
            attrs: {
                custom?: Record<string, any> | undefined;
                duration?: number | undefined;
                embeddings?: {
                    vectors: string;
                    model: string;
                    dimensions: number;
                } | undefined;
                codec?: string | undefined;
                bitrate?: number | undefined;
                sampleRate?: number | undefined;
                channels?: number | undefined;
                lossless?: boolean | undefined;
            };
        } | undefined;
    } | undefined;
    callStack?: string[] | undefined;
}>;
/**
 * The data envelope properties type.
 */
type DataEnvelopeProps = z.infer<typeof DataEnvelopeSchema>;
/**
 * Builder for the data envelope.
 */
declare class Builder {
    private props;
    /**
     * @param chainId the identifier of the chain.
     * @returns the builder instance.
     */
    withChainId(chainId: string): this;
    /**
     * @param source the source document
     * associated with the data envelope.
     * @returns the builder instance.
     */
    withSourceDocument(source: Document): this;
    /**
     * @param document the document associated with
     * the data envelope.
     * @returns the builder instance.
     */
    withDocument(document: Document): this;
    /**
     * @param metadata the metadata associated with
     * the data envelope.
     * @returns the builder instance.
     */
    withMetadata(metadata: DocumentMetadata): this;
    /**
     * @param callStack the call stack associated with
     * the data envelope.
     * @returns the builder instance.
     */
    withCallStack(callStack: string[]): this;
    /**
     * @returns a new cloud event instance.
     */
    build(): DataEnvelope;
}
/**
 * Represents the data envelope within a cloud event.
 * A data envelope wraps the information associated
 * with the event such as the source and the current
 * document being processed, the pipeline chain execution
 * identifier, and the call stack of middlewares having
 * been invoked.
 */
export declare class DataEnvelope {
    props: DataEnvelopeProps;
    /**
     * The builder for the data envelope.
     */
    static Builder: typeof Builder;
    /**
     * @param chainId the identifier of the chain.
     * @param source the document representing
     * the data provider source.
     * @param document the current document being processed.
     * @param metadata the metadata associated with the
     * source document.
     */
    constructor(props: DataEnvelopeProps);
    /**
     * @param data an object representing the data
     * envelope. This can be a JSON string or an object.
     * @returns a data envelope instance.
     * @throws an error if the data envelope is invalid.
     */
    static from(data: string | object): DataEnvelope;
    /**
     * @returns the unique identifier of the pipeline
     * chain execution.
     */
    chainId(): string;
    /**
     * @returns the source document associated with
     * the data envelope.
     */
    source(): Document;
    /**
     * @returns the current document to be processed.
     */
    document(): Document;
    /**
     * @returns the metadata associated with the
     * source document.
     */
    metadata(): DocumentMetadata;
    /**
     * @returns the call stack associated with the
     * chain execution.
     */
    callStack(): string[];
    /**
     * @returns a new instance of the current data envelope
     * consisting of a deep copy of values associated with it.
     */
    clone(): DataEnvelope;
    /**
     * Describes how the document should be serialized.
     * @returns an object with the properties associated
     * with the JSON representation of the data envelope.
     */
    toJSON(): {
        chainId: string;
        source: {
            url: string;
            type: string;
            size: number | undefined;
            etag: string | undefined;
        };
        document: {
            url: string;
            type: string;
            size: number | undefined;
            etag: string | undefined;
        };
        metadata: {
            language?: string | undefined;
            custom?: Record<string, any> | undefined;
            type?: string | undefined;
            description?: string | undefined;
            image?: string | undefined;
            createdAt?: string | undefined;
            updatedAt?: string | undefined;
            authors?: string[] | undefined;
            publisher?: {
                name: string;
                url?: string | undefined;
                type?: string | undefined;
                logo?: string | undefined;
            } | undefined;
            title?: string | undefined;
            keywords?: string[] | undefined;
            topics?: string[] | undefined;
            rating?: number | undefined;
            ontology?: import("../../pointer/index.js").Pointer<import("graphology").DirectedGraph<import("graphology-types").Attributes, import("graphology-types").Attributes, import("graphology-types").Attributes>> | undefined;
            properties?: {
                kind: "image";
                attrs: {
                    custom?: Record<string, any> | undefined;
                    format?: string | undefined;
                    text?: import("../../pointer/index.js").Pointer<import("../document/metadata/index.js").DetectedText[]> | undefined;
                    faces?: import("../../pointer/index.js").Pointer<import("../document/metadata/index.js").Face[]> | undefined;
                    objects?: import("../../pointer/index.js").Pointer<import("../document/metadata/index.js").DetectedObject[]> | undefined;
                    labels?: import("../../pointer/index.js").Pointer<import("../document/metadata/index.js").Label[]> | undefined;
                    dimensions?: {
                        width: number;
                        height: number;
                    } | undefined;
                    dominantColor?: {
                        blue: number;
                        green: number;
                        red: number;
                    } | undefined;
                    thumbnail?: string | undefined;
                    orientation?: any;
                    exif?: Record<string, any> | undefined;
                    geolocation?: {
                        latitude: number;
                        longitude: number;
                    } | undefined;
                    embeddings?: {
                        vectors: import("../../pointer/index.js").Pointer<number[]>;
                        model: string;
                        dimensions: number;
                    } | undefined;
                    ppe?: {
                        personsWithRequiredEquipment: number;
                        personsWithoutRequiredEquipment: number;
                        personsIndeterminate: number;
                        persons?: import("../../pointer/index.js").Pointer<import("../document/metadata/index.js").Person[]> | undefined;
                    } | undefined;
                    stats?: {
                        text?: number | undefined;
                        faces?: number | undefined;
                        objects?: number | undefined;
                        labels?: number | undefined;
                        moderations?: number | undefined;
                    } | undefined;
                    variance?: number | undefined;
                    hashes?: {
                        perceptual?: string | undefined;
                        average?: string | undefined;
                        median?: string | undefined;
                        difference?: string | undefined;
                        cropResistant?: string | undefined;
                        wavelet?: string | undefined;
                        color?: string | undefined;
                    } | undefined;
                };
            } | {
                kind: "text";
                attrs: {
                    custom?: Record<string, any> | undefined;
                    encoding?: "base64" | "ascii" | "utf-8" | "hex" | "utf-7" | "utf-7-imap" | "utf-16" | "utf16-le" | "utf16-be" | "utf32" | "utf32-le" | "utf32-be" | "iso-8859-1" | "iso-8859-2" | "iso-8859-3" | "iso-8859-4" | "iso-8859-5" | "iso-8859-6" | "iso-8859-7" | "iso-8859-8" | "iso-8859-9" | "iso-8859-10" | "iso-8859-11" | "iso-8859-12" | "iso-8859-13" | "iso-8859-14" | "iso-8859-15" | "iso-8859-16" | undefined;
                    embeddings?: {
                        vectors: import("../../pointer/index.js").Pointer<number[]>;
                        model: string;
                        dimensions: number;
                    } | undefined;
                    stats?: {
                        words?: number | undefined;
                        sentences?: number | undefined;
                        piis?: number | undefined;
                        entities?: number | undefined;
                        pos?: number | undefined;
                    } | undefined;
                    entities?: import("../../pointer/index.js").Pointer<import("../document/metadata/index.js").Entity[]> | undefined;
                    pos?: import("../../pointer/index.js").Pointer<import("../document/metadata/index.js").PartOfSpeech[]> | undefined;
                    pages?: number | undefined;
                    page?: number | undefined;
                    chapters?: number | undefined;
                    chapter?: number | undefined;
                    layout?: {
                        tableCount?: number | undefined;
                        imageCount?: number | undefined;
                    } | undefined;
                    readingTime?: number | undefined;
                    sentiment?: import("../document/metadata/index.js").Sentiment | undefined;
                    pii?: import("../../pointer/index.js").Pointer<import("../document/metadata/index.js").Pii[]> | undefined;
                    chunk?: {
                        id: string;
                        order: number;
                        total?: number | undefined;
                        startOffset?: number | undefined;
                        endOffset?: number | undefined;
                    } | undefined;
                };
            } | {
                kind: "video";
                attrs: {
                    custom?: Record<string, any> | undefined;
                    duration?: number | undefined;
                    format?: string | undefined;
                    thumbnail?: string | undefined;
                    embeddings?: {
                        vectors: import("../../pointer/index.js").Pointer<number[]>;
                        model: string;
                        dimensions: number;
                    } | undefined;
                    codec?: string | undefined;
                    resolution?: {
                        width: number;
                        height: number;
                    } | undefined;
                    fps?: number | undefined;
                    aspectRatio?: number | undefined;
                    audioTracks?: {
                        custom?: Record<string, any> | undefined;
                        duration?: number | undefined;
                        embeddings?: {
                            vectors: import("../../pointer/index.js").Pointer<number[]>;
                            model: string;
                            dimensions: number;
                        } | undefined;
                        codec?: string | undefined;
                        bitrate?: number | undefined;
                        sampleRate?: number | undefined;
                        channels?: number | undefined;
                        lossless?: boolean | undefined;
                    }[] | undefined;
                    scenes?: import("../../pointer/index.js").Pointer<import("../document/metadata/index.js").Scene[]> | undefined;
                };
            } | {
                kind: "audio";
                attrs: {
                    custom?: Record<string, any> | undefined;
                    duration?: number | undefined;
                    embeddings?: {
                        vectors: import("../../pointer/index.js").Pointer<number[]>;
                        model: string;
                        dimensions: number;
                    } | undefined;
                    codec?: string | undefined;
                    bitrate?: number | undefined;
                    sampleRate?: number | undefined;
                    channels?: number | undefined;
                    lossless?: boolean | undefined;
                };
            } | undefined;
        };
        callStack: string[];
    };
}
export {};