Initial working version

2022-12-22 20:22:22 +11:00
parent ce9675a1cc
commit ced7fa5092
902 changed files with 150252 additions and 0 deletions
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+/// <reference types="node" />
+import { IPicture } from '../../type';
+import { IGetToken } from 'strtok3/lib/core';
+export interface IVorbisPicture extends IPicture {
+    type: string;
+    description: string;
+    width: number;
+    height: number;
+    colour_depth: number;
+    indexed_color: number;
+}
+/**
+ * Interface to parsed result of METADATA_BLOCK_PICTURE
+ * Ref: https://wiki.xiph.org/VorbisComment#METADATA_BLOCK_PICTURE
+ * Ref: https://xiph.org/flac/format.html#metadata_block_picture
+ */
+export interface IVorbisPicture {
+    type: string;
+    format: string;
+    description: string;
+    width: number;
+    height: number;
+    colour_depth: number;
+    indexed_color: number;
+    data: Buffer;
+}
+/**
+ * Parse the METADATA_BLOCK_PICTURE
+ * Ref: https://wiki.xiph.org/VorbisComment#METADATA_BLOCK_PICTURE
+ * Ref: https://xiph.org/flac/format.html#metadata_block_picture
+ * // ToDo: move to ID3 / APIC?
+ */
+export declare class VorbisPictureToken implements IGetToken<IVorbisPicture> {
+    len: any;
+    static fromBase64(base64str: string): IVorbisPicture;
+    static fromBuffer(buffer: Buffer): IVorbisPicture;
+    constructor(len: any);
+    get(buffer: Buffer, offset: number): IVorbisPicture;
+}
+/**
+ * Vorbis 1 decoding tokens
+ * Ref: https://xiph.org/vorbis/doc/Vorbis_I_spec.html#x1-620004.2.1
+ */
+/**
+ * Comment header interface
+ * Ref: https://xiph.org/vorbis/doc/Vorbis_I_spec.html#x1-620004.2.1
+ */
+export interface ICommonHeader {
+    /**
+     * Packet Type
+     */
+    packetType: number;
+    /**
+     * Should be 'vorbis'
+     */
+    vorbis: string;
+}
+/**
+ * Comment header decoder
+ * Ref: https://xiph.org/vorbis/doc/Vorbis_I_spec.html#x1-620004.2.1
+ */
+export declare const CommonHeader: IGetToken<ICommonHeader>;
+/**
+ * Identification header interface
+ * Ref: https://xiph.org/vorbis/doc/Vorbis_I_spec.html#x1-630004.2.2
+ */
+export interface IFormatInfo {
+    version: number;
+    channelMode: number;
+    sampleRate: number;
+    bitrateMax: number;
+    bitrateNominal: number;
+    bitrateMin: number;
+}
+/**
+ * Identification header decoder
+ * Ref: https://xiph.org/vorbis/doc/Vorbis_I_spec.html#x1-630004.2.2
+ */
+export declare const IdentificationHeader: IGetToken<IFormatInfo>;