| 1 |  |  | // Type definitions for wavefile 11.0 | 
            
                                                                                                            
                            
            
                                    
            
            
                | 2 |  |  | // Project: https://github.com/rochars/wavefile | 
            
                                                                                                            
                            
            
                                    
            
            
                | 3 |  |  | // Definitions by: Rafael da Silva Rocha <https://github.com/rochars> | 
            
                                                                                                            
                            
            
                                    
            
            
                | 4 |  |  | // Definitions: https://github.com/rochars/wavefile | 
            
                                                                                                            
                            
            
                                    
            
            
                | 5 |  |  |  | 
            
                                                                                                            
                            
            
                                    
            
            
                | 6 |  |  | export = wavefile; | 
            
                                                                                                            
                            
            
                                    
            
            
                | 7 |  |  |  | 
            
                                                                                                            
                            
            
                                    
            
            
                | 8 |  |  | declare module wavefile { | 
            
                                                                                                            
                            
            
                                    
            
            
                | 9 |  |  |  | 
            
                                                                                                            
                            
            
                                    
            
            
                | 10 |  |  |   class WaveFile { | 
            
                                                                                                            
                            
            
                                    
            
            
                | 11 |  |  |  | 
            
                                                                                                            
                            
            
                                    
            
            
                | 12 |  |  |     /** | 
            
                                                                                                            
                            
            
                                    
            
            
                | 13 |  |  |      * The bit depth code according to the samples. | 
            
                                                                                                            
                            
            
                                    
            
            
                | 14 |  |  |      * @type {string} | 
            
                                                                                                            
                            
            
                                    
            
            
                | 15 |  |  |      */ | 
            
                                                                                                            
                            
            
                                    
            
            
                | 16 |  |  |     bitDepth: string; | 
            
                                                                                                            
                            
            
                                    
            
            
                | 17 |  |  |     /** | 
            
                                                                                                            
                            
            
                                    
            
            
                | 18 |  |  |      * The container identifier. | 
            
                                                                                                            
                            
            
                                    
            
            
                | 19 |  |  |      * 'RIFF', 'RIFX' and 'RF64' are supported. | 
            
                                                                                                            
                            
            
                                    
            
            
                | 20 |  |  |      * @type {string} | 
            
                                                                                                            
                            
            
                                    
            
            
                | 21 |  |  |      */ | 
            
                                                                                                            
                            
            
                                    
            
            
                | 22 |  |  |     container: string; | 
            
                                                                                                            
                            
            
                                    
            
            
                | 23 |  |  |     /** | 
            
                                                                                                            
                            
            
                                    
            
            
                | 24 |  |  |      * @type {number} | 
            
                                                                                                            
                            
            
                                    
            
            
                | 25 |  |  |      */ | 
            
                                                                                                            
                            
            
                                    
            
            
                | 26 |  |  |     chunkSize: number; | 
            
                                                                                                            
                            
            
                                    
            
            
                | 27 |  |  |     /** | 
            
                                                                                                            
                            
            
                                    
            
            
                | 28 |  |  |      * The format. | 
            
                                                                                                            
                            
            
                                    
            
            
                | 29 |  |  |      * Always 'WAVE'. | 
            
                                                                                                            
                            
            
                                    
            
            
                | 30 |  |  |      * @type {string} | 
            
                                                                                                            
                            
            
                                    
            
            
                | 31 |  |  |      */ | 
            
                                                                                                            
                            
            
                                    
            
            
                | 32 |  |  |     format: string; | 
            
                                                                                                            
                            
            
                                    
            
            
                | 33 |  |  |     /** | 
            
                                                                                                            
                            
            
                                    
            
            
                | 34 |  |  |      * The data of the 'fmt' chunk. | 
            
                                                                                                            
                            
            
                                    
            
            
                | 35 |  |  |      * @type {!Object<string, *>} | 
            
                                                                                                            
                            
            
                                    
            
            
                | 36 |  |  |      */ | 
            
                                                                                                            
                            
            
                                    
            
            
                | 37 |  |  |     fmt: object; | 
            
                                                                                                            
                            
            
                                    
            
            
                | 38 |  |  |     /** | 
            
                                                                                                            
                            
            
                                    
            
            
                | 39 |  |  |      * The data of the 'fact' chunk. | 
            
                                                                                                            
                            
            
                                    
            
            
                | 40 |  |  |      * @type {!Object<string, *>} | 
            
                                                                                                            
                            
            
                                    
            
            
                | 41 |  |  |      */ | 
            
                                                                                                            
                            
            
                                    
            
            
                | 42 |  |  |     fact: object; | 
            
                                                                                                            
                            
            
                                    
            
            
                | 43 |  |  |     /** | 
            
                                                                                                            
                            
            
                                    
            
            
                | 44 |  |  |      * The data of the 'cue ' chunk. | 
            
                                                                                                            
                            
            
                                    
            
            
                | 45 |  |  |      * @type {!Object<string, *>} | 
            
                                                                                                            
                            
            
                                    
            
            
                | 46 |  |  |      */ | 
            
                                                                                                            
                            
            
                                    
            
            
                | 47 |  |  |     cue: object; | 
            
                                                                                                            
                            
            
                                    
            
            
                | 48 |  |  |     /** | 
            
                                                                                                            
                            
            
                                    
            
            
                | 49 |  |  |      * The data of the 'smpl' chunk. | 
            
                                                                                                            
                            
            
                                    
            
            
                | 50 |  |  |      * @type {!Object<string, *>} | 
            
                                                                                                            
                            
            
                                    
            
            
                | 51 |  |  |      */ | 
            
                                                                                                            
                            
            
                                    
            
            
                | 52 |  |  |     smpl: object; | 
            
                                                                                                            
                            
            
                                    
            
            
                | 53 |  |  |     /** | 
            
                                                                                                            
                            
            
                                    
            
            
                | 54 |  |  |      * The data of the 'bext' chunk. | 
            
                                                                                                            
                            
            
                                    
            
            
                | 55 |  |  |      * @type {!Object<string, *>} | 
            
                                                                                                            
                            
            
                                    
            
            
                | 56 |  |  |      */ | 
            
                                                                                                            
                            
            
                                    
            
            
                | 57 |  |  |     bext: object; | 
            
                                                                                                            
                            
            
                                    
            
            
                | 58 |  |  |     /** | 
            
                                                                                                            
                            
            
                                    
            
            
                | 59 |  |  |      * The data of the 'iXML' chunk. | 
            
                                                                                                            
                            
            
                                    
            
            
                | 60 |  |  |      * @type {!Object<string, *>} | 
            
                                                                                                            
                            
            
                                    
            
            
                | 61 |  |  |      */ | 
            
                                                                                                            
                            
            
                                    
            
            
                | 62 |  |  |     iXML: object; | 
            
                                                                                                            
                            
            
                                    
            
            
                | 63 |  |  |     /** | 
            
                                                                                                            
                            
            
                                    
            
            
                | 64 |  |  |      * The data of the 'ds64' chunk. | 
            
                                                                                                            
                            
            
                                    
            
            
                | 65 |  |  |      * Used only with RF64 files. | 
            
                                                                                                            
                            
            
                                    
            
            
                | 66 |  |  |      * @type {!Object<string, *>} | 
            
                                                                                                            
                            
            
                                    
            
            
                | 67 |  |  |      */ | 
            
                                                                                                            
                            
            
                                    
            
            
                | 68 |  |  |     ds64: object; | 
            
                                                                                                            
                            
            
                                    
            
            
                | 69 |  |  |     /** | 
            
                                                                                                            
                            
            
                                    
            
            
                | 70 |  |  |      * The data of the 'data' chunk. | 
            
                                                                                                            
                            
            
                                    
            
            
                | 71 |  |  |      * @type {!Object<string, *>} | 
            
                                                                                                            
                            
            
                                    
            
            
                | 72 |  |  |      */ | 
            
                                                                                                            
                            
            
                                    
            
            
                | 73 |  |  |     data: object; | 
            
                                                                                                            
                            
            
                                    
            
            
                | 74 |  |  |     /** | 
            
                                                                                                            
                            
            
                                    
            
            
                | 75 |  |  |      * The data of the 'LIST' chunks. | 
            
                                                                                                            
                            
            
                                    
            
            
                | 76 |  |  |      * Each item in this list look like this: | 
            
                                                                                                            
                            
            
                                    
            
            
                | 77 |  |  |      *  { | 
            
                                                                                                            
                            
            
                                    
            
            
                | 78 |  |  |      *    chunkId: '', | 
            
                                                                                                            
                            
            
                                    
            
            
                | 79 |  |  |      *    chunkSize: 0, | 
            
                                                                                                            
                            
            
                                    
            
            
                | 80 |  |  |      *    format: '', | 
            
                                                                                                            
                            
            
                                    
            
            
                | 81 |  |  |      *    subChunks: [] | 
            
                                                                                                            
                            
            
                                    
            
            
                | 82 |  |  |      *   } | 
            
                                                                                                            
                            
            
                                    
            
            
                | 83 |  |  |      * @type {!Array<!Object>} | 
            
                                                                                                            
                            
            
                                    
            
            
                | 84 |  |  |      */ | 
            
                                                                                                            
                            
            
                                    
            
            
                | 85 |  |  |     LIST: object[]; | 
            
                                                                                                            
                            
            
                                    
            
            
                | 86 |  |  |     /** | 
            
                                                                                                            
                            
            
                                    
            
            
                | 87 |  |  |      * The data of the 'junk' chunk. | 
            
                                                                                                            
                            
            
                                    
            
            
                | 88 |  |  |      * @type {!Object<string, *>} | 
            
                                                                                                            
                            
            
                                    
            
            
                | 89 |  |  |      */ | 
            
                                                                                                            
                            
            
                                    
            
            
                | 90 |  |  |     junk: object; | 
            
                                                                                                            
                            
            
                                    
            
            
                | 91 |  |  |     /** | 
            
                                                                                                            
                            
            
                                    
            
            
                | 92 |  |  |      * The data of the '_PMX' chunk. | 
            
                                                                                                            
                            
            
                                    
            
            
                | 93 |  |  |      * @type {!Object<string, *>} | 
            
                                                                                                            
                            
            
                                    
            
            
                | 94 |  |  |      */ | 
            
                                                                                                            
                            
            
                                    
            
            
                | 95 |  |  |     _PMX: object; | 
            
                                                                                                            
                            
            
                                    
            
            
                | 96 |  |  |  | 
            
                                                                                                            
                            
            
                                    
            
            
                | 97 |  |  |     /** | 
            
                                                                                                            
                            
            
                                    
            
            
                | 98 |  |  |      * @param {Uint8Array=} [wavBuffer=null] A wave file buffer. | 
            
                                                                                                            
                            
            
                                    
            
            
                | 99 |  |  |      * @throws {Error} If no 'RIFF' chunk is found. | 
            
                                                                                                            
                            
            
                                    
            
            
                | 100 |  |  |      * @throws {Error} If no 'fmt ' chunk is found. | 
            
                                                                                                            
                            
            
                                    
            
            
                | 101 |  |  |      * @throws {Error} If no 'data' chunk is found. | 
            
                                                                                                            
                            
            
                                    
            
            
                | 102 |  |  |      */ | 
            
                                                                                                            
                            
            
                                    
            
            
                | 103 |  |  |     constructor(wavBuffer?: Uint8Array); | 
            
                                                                                                            
                            
            
                                    
            
            
                | 104 |  |  |  | 
            
                                                                                                            
                            
            
                                    
            
            
                | 105 |  |  |     /** | 
            
                                                                                                            
                            
            
                                    
            
            
                | 106 |  |  |      * Return the samples packed in a Float64Array. | 
            
                                                                                                            
                            
            
                                    
            
            
                | 107 |  |  |      * @param {boolean=} [interleaved=false] True to return interleaved samples, | 
            
                                                                                                            
                            
            
                                    
            
            
                | 108 |  |  |      *   false to return the samples de-interleaved. | 
            
                                                                                                            
                            
            
                                    
            
            
                | 109 |  |  |      * @param {Function=} [OutputObject=Float64Array] The sample container. | 
            
                                                                                                            
                            
            
                                    
            
            
                | 110 |  |  |      * @return {!(Array|TypedArray)} the samples. | 
            
                                                                                                            
                            
            
                                    
            
            
                | 111 |  |  |      */ | 
            
                                                                                                            
                            
            
                                    
            
            
                | 112 |  |  |     getSamples(interleaved?:boolean, OutputObject?: Function): Float64Array; | 
            
                                                                                                            
                            
            
                                    
            
            
                | 113 |  |  |  | 
            
                                                                                                            
                            
            
                                    
            
            
                | 114 |  |  |     /** | 
            
                                                                                                            
                            
            
                                    
            
            
                | 115 |  |  |      * Return the sample at a given index. | 
            
                                                                                                            
                            
            
                                    
            
            
                | 116 |  |  |      * @param {number} index The sample index. | 
            
                                                                                                            
                            
            
                                    
            
            
                | 117 |  |  |      * @return {number} The sample. | 
            
                                                                                                            
                            
            
                                    
            
            
                | 118 |  |  |      * @throws {Error} If the sample index is off range. | 
            
                                                                                                            
                            
            
                                    
            
            
                | 119 |  |  |      */ | 
            
                                                                                                            
                            
            
                                    
            
            
                | 120 |  |  |     getSample(index: number): number; | 
            
                                                                                                            
                            
            
                                    
            
            
                | 121 |  |  |  | 
            
                                                                                                            
                            
            
                                    
            
            
                | 122 |  |  |     /** | 
            
                                                                                                            
                            
            
                                    
            
            
                | 123 |  |  |      * Set the sample at a given index. | 
            
                                                                                                            
                            
            
                                    
            
            
                | 124 |  |  |      * @param {number} index The sample index. | 
            
                                                                                                            
                            
            
                                    
            
            
                | 125 |  |  |      * @param {number} sample The sample. | 
            
                                                                                                            
                            
            
                                    
            
            
                | 126 |  |  |      * @throws {Error} If the sample index is off range. | 
            
                                                                                                            
                            
            
                                    
            
            
                | 127 |  |  |      */ | 
            
                                                                                                            
                            
            
                                    
            
            
                | 128 |  |  |     setSample(index: number, sample: number): void; | 
            
                                                                                                            
                            
            
                                    
            
            
                | 129 |  |  |  | 
            
                                                                                                            
                            
            
                                    
            
            
                | 130 |  |  |     /** | 
            
                                                                                                            
                            
            
                                    
            
            
                | 131 |  |  |      * Set up the WaveFileCreator object based on the arguments passed. | 
            
                                                                                                            
                            
            
                                    
            
            
                | 132 |  |  |      * Existing chunks are reset. | 
            
                                                                                                            
                            
            
                                    
            
            
                | 133 |  |  |      * @param {number} numChannels The number of channels. | 
            
                                                                                                            
                            
            
                                    
            
            
                | 134 |  |  |      * @param {number} sampleRate The sample rate. | 
            
                                                                                                            
                            
            
                                    
            
            
                | 135 |  |  |      *    Integers like 8000, 44100, 48000, 96000, 192000. | 
            
                                                                                                            
                            
            
                                    
            
            
                | 136 |  |  |      * @param {string} bitDepthCode The audio bit depth code. | 
            
                                                                                                            
                            
            
                                    
            
            
                | 137 |  |  |      *    One of '4', '8', '8a', '8m', '16', '24', '32', '32f', '64' | 
            
                                                                                                            
                            
            
                                    
            
            
                | 138 |  |  |      *    or any value between '8' and '32' (like '12'). | 
            
                                                                                                            
                            
            
                                    
            
            
                | 139 |  |  |      * @param {!(Array|TypedArray)} samples The samples. | 
            
                                                                                                            
                            
            
                                    
            
            
                | 140 |  |  |      * @param {Object=} options Optional. Used to force the container | 
            
                                                                                                            
                            
            
                                    
            
            
                | 141 |  |  |      *    as RIFX with {'container': 'RIFX'} | 
            
                                                                                                            
                            
            
                                    
            
            
                | 142 |  |  |      * @throws {Error} If any argument does not meet the criteria. | 
            
                                                                                                            
                            
            
                                    
            
            
                | 143 |  |  |      */ | 
            
                                                                                                            
                            
            
                                    
            
            
                | 144 |  |  |     fromScratch( | 
            
                                                                                                            
                            
            
                                    
            
            
                | 145 |  |  |       numChannels: number, | 
            
                                                                                                            
                            
            
                                    
            
            
                | 146 |  |  |       sampleRate: number, | 
            
                                                                                                            
                            
            
                                    
            
            
                | 147 |  |  |       bitDepthCode: string, | 
            
                                                                                                            
                            
            
                                    
            
            
                | 148 |  |  |       samples: Array<number>|Array<Array<number>>|ArrayLike<any>|Array<ArrayLike<any>>, | 
            
                                                                                                            
                            
            
                                    
            
            
                | 149 |  |  |       options?: object): void; | 
            
                                                                                                            
                            
            
                                    
            
            
                | 150 |  |  |  | 
            
                                                                                                            
                            
            
                                    
            
            
                | 151 |  |  |     /** | 
            
                                                                                                            
                            
            
                                    
            
            
                | 152 |  |  |      * Set up the WaveFileParser object from a byte buffer. | 
            
                                                                                                            
                            
            
                                    
            
            
                | 153 |  |  |      * @param {!Uint8Array} wavBuffer The buffer. | 
            
                                                                                                            
                            
            
                                    
            
            
                | 154 |  |  |      * @param {boolean=} [samples=true] True if the samples should be loaded. | 
            
                                                                                                            
                            
            
                                    
            
            
                | 155 |  |  |      * @throws {Error} If container is not RIFF, RIFX or RF64. | 
            
                                                                                                            
                            
            
                                    
            
            
                | 156 |  |  |      * @throws {Error} If format is not WAVE. | 
            
                                                                                                            
                            
            
                                    
            
            
                | 157 |  |  |      * @throws {Error} If no 'fmt ' chunk is found. | 
            
                                                                                                            
                            
            
                                    
            
            
                | 158 |  |  |      * @throws {Error} If no 'data' chunk is found. | 
            
                                                                                                            
                            
            
                                    
            
            
                | 159 |  |  |      */ | 
            
                                                                                                            
                            
            
                                    
            
            
                | 160 |  |  |     fromBuffer(bytes: Uint8Array, samples?:boolean): void; | 
            
                                                                                                            
                            
            
                                    
            
            
                | 161 |  |  |  | 
            
                                                                                                            
                            
            
                                    
            
            
                | 162 |  |  |     /** | 
            
                                                                                                            
                            
            
                                    
            
            
                | 163 |  |  |      * Return a byte buffer representig the WaveFileParser object as a .wav file. | 
            
                                                                                                            
                            
            
                                    
            
            
                | 164 |  |  |      * The return value of this method can be written straight to disk. | 
            
                                                                                                            
                            
            
                                    
            
            
                | 165 |  |  |      * @return {!Uint8Array} A wav file. | 
            
                                                                                                            
                            
            
                                    
            
            
                | 166 |  |  |      * @throws {Error} If bit depth is invalid. | 
            
                                                                                                            
                            
            
                                    
            
            
                | 167 |  |  |      * @throws {Error} If the number of channels is invalid. | 
            
                                                                                                            
                            
            
                                    
            
            
                | 168 |  |  |      * @throws {Error} If the sample rate is invalid. | 
            
                                                                                                            
                            
            
                                    
            
            
                | 169 |  |  |      */ | 
            
                                                                                                            
                            
            
                                    
            
            
                | 170 |  |  |     toBuffer(): Uint8Array; | 
            
                                                                                                            
                            
            
                                    
            
            
                | 171 |  |  |  | 
            
                                                                                                            
                            
            
                                    
            
            
                | 172 |  |  |     /** | 
            
                                                                                                            
                            
            
                                    
            
            
                | 173 |  |  |      * Use a .wav file encoded as a base64 string to load the WaveFile object. | 
            
                                                                                                            
                            
            
                                    
            
            
                | 174 |  |  |      * @param {string} base64String A .wav file as a base64 string. | 
            
                                                                                                            
                            
            
                                    
            
            
                | 175 |  |  |      * @throws {Error} If any property of the object appears invalid. | 
            
                                                                                                            
                            
            
                                    
            
            
                | 176 |  |  |      */ | 
            
                                                                                                            
                            
            
                                    
            
            
                | 177 |  |  |     fromBase64(base64String: string): void; | 
            
                                                                                                            
                            
            
                                    
            
            
                | 178 |  |  |  | 
            
                                                                                                            
                            
            
                                    
            
            
                | 179 |  |  |     /** | 
            
                                                                                                            
                            
            
                                    
            
            
                | 180 |  |  |      * Return a base64 string representig the WaveFile object as a .wav file. | 
            
                                                                                                            
                            
            
                                    
            
            
                | 181 |  |  |      * @return {string} A .wav file as a base64 string. | 
            
                                                                                                            
                            
            
                                    
            
            
                | 182 |  |  |      * @throws {Error} If any property of the object appears invalid. | 
            
                                                                                                            
                            
            
                                    
            
            
                | 183 |  |  |      */ | 
            
                                                                                                            
                            
            
                                    
            
            
                | 184 |  |  |     toBase64(): string; | 
            
                                                                                                            
                            
            
                                    
            
            
                | 185 |  |  |  | 
            
                                                                                                            
                            
            
                                    
            
            
                | 186 |  |  |     /** | 
            
                                                                                                            
                            
            
                                    
            
            
                | 187 |  |  |      * Return a DataURI string representig the WaveFile object as a .wav file. | 
            
                                                                                                            
                            
            
                                    
            
            
                | 188 |  |  |      * The return of this method can be used to load the audio in browsers. | 
            
                                                                                                            
                            
            
                                    
            
            
                | 189 |  |  |      * @return {string} A .wav file as a DataURI. | 
            
                                                                                                            
                            
            
                                    
            
            
                | 190 |  |  |      * @throws {Error} If any property of the object appears invalid. | 
            
                                                                                                            
                            
            
                                    
            
            
                | 191 |  |  |      */ | 
            
                                                                                                            
                            
            
                                    
            
            
                | 192 |  |  |     toDataURI(): string; | 
            
                                                                                                            
                            
            
                                    
            
            
                | 193 |  |  |  | 
            
                                                                                                            
                            
            
                                    
            
            
                | 194 |  |  |     /** | 
            
                                                                                                            
                            
            
                                    
            
            
                | 195 |  |  |      * Use a .wav file encoded as a DataURI to load the WaveFile object. | 
            
                                                                                                            
                            
            
                                    
            
            
                | 196 |  |  |      * @param {string} dataURI A .wav file as DataURI. | 
            
                                                                                                            
                            
            
                                    
            
            
                | 197 |  |  |      * @throws {Error} If any property of the object appears invalid. | 
            
                                                                                                            
                            
            
                                    
            
            
                | 198 |  |  |      */ | 
            
                                                                                                            
                            
            
                                    
            
            
                | 199 |  |  |     fromDataURI(dataURI: string): void; | 
            
                                                                                                            
                            
            
                                    
            
            
                | 200 |  |  |  | 
            
                                                                                                            
                            
            
                                    
            
            
                | 201 |  |  |     /** | 
            
                                                                                                            
                            
            
                                    
            
            
                | 202 |  |  |      * Force a file as RIFF. | 
            
                                                                                                            
                            
            
                                    
            
            
                | 203 |  |  |      */ | 
            
                                                                                                            
                            
            
                                    
            
            
                | 204 |  |  |     toRIFF(): void; | 
            
                                                                                                            
                            
            
                                    
            
            
                | 205 |  |  |  | 
            
                                                                                                            
                            
            
                                    
            
            
                | 206 |  |  |     /** | 
            
                                                                                                            
                            
            
                                    
            
            
                | 207 |  |  |      * Force a file as RIFX. | 
            
                                                                                                            
                            
            
                                    
            
            
                | 208 |  |  |      */ | 
            
                                                                                                            
                            
            
                                    
            
            
                | 209 |  |  |     toRIFX(): void; | 
            
                                                                                                            
                            
            
                                    
            
            
                | 210 |  |  |  | 
            
                                                                                                            
                            
            
                                    
            
            
                | 211 |  |  |     /** | 
            
                                                                                                            
                            
            
                                    
            
            
                | 212 |  |  |      * Change the bit depth of the samples. | 
            
                                                                                                            
                            
            
                                    
            
            
                | 213 |  |  |      * @param {string} newBitDepth The new bit depth of the samples. | 
            
                                                                                                            
                            
            
                                    
            
            
                | 214 |  |  |      *    One of '8' ... '32' (integers), '32f' or '64' (floats) | 
            
                                                                                                            
                            
            
                                    
            
            
                | 215 |  |  |      * @param {boolean=} [changeResolution=true] A boolean indicating if the | 
            
                                                                                                            
                            
            
                                    
            
            
                | 216 |  |  |      *    resolution of samples should be actually changed or not. | 
            
                                                                                                            
                            
            
                                    
            
            
                | 217 |  |  |      * @throws {Error} If the bit depth is not valid. | 
            
                                                                                                            
                            
            
                                    
            
            
                | 218 |  |  |      */ | 
            
                                                                                                            
                            
            
                                    
            
            
                | 219 |  |  |     toBitDepth(newBitDepth: string, changeResolution?: boolean): void; | 
            
                                                                                                            
                            
            
                                    
            
            
                | 220 |  |  |  | 
            
                                                                                                            
                            
            
                                    
            
            
                | 221 |  |  |     /** | 
            
                                                                                                            
                            
            
                                    
            
            
                | 222 |  |  |      * Convert the sample rate of the file. | 
            
                                                                                                            
                            
            
                                    
            
            
                | 223 |  |  |      * @param {number} sampleRate The target sample rate. | 
            
                                                                                                            
                            
            
                                    
            
            
                | 224 |  |  |      * @param {Object=} options The extra configuration, if needed. | 
            
                                                                                                            
                            
            
                                    
            
            
                | 225 |  |  |      */ | 
            
                                                                                                            
                            
            
                                    
            
            
                | 226 |  |  |     toSampleRate(samples: number, options?:object): void; | 
            
                                                                                                            
                            
            
                                    
            
            
                | 227 |  |  |  | 
            
                                                                                                            
                            
            
                                    
            
            
                | 228 |  |  |     /** | 
            
                                                                                                            
                            
            
                                    
            
            
                | 229 |  |  |      * Encode a 16-bit wave file as 4-bit IMA ADPCM. | 
            
                                                                                                            
                            
            
                                    
            
            
                | 230 |  |  |      * @throws {Error} If sample rate is not 8000. | 
            
                                                                                                            
                            
            
                                    
            
            
                | 231 |  |  |      * @throws {Error} If number of channels is not 1. | 
            
                                                                                                            
                            
            
                                    
            
            
                | 232 |  |  |      */ | 
            
                                                                                                            
                            
            
                                    
            
            
                | 233 |  |  |     toIMAADPCM(): void; | 
            
                                                                                                            
                            
            
                                    
            
            
                | 234 |  |  |  | 
            
                                                                                                            
                            
            
                                    
            
            
                | 235 |  |  |     /** | 
            
                                                                                                            
                            
            
                                    
            
            
                | 236 |  |  |      * Decode a 4-bit IMA ADPCM wave file as a 16-bit wave file. | 
            
                                                                                                            
                            
            
                                    
            
            
                | 237 |  |  |      * @param {string=} [bitDepthCode='16'] The new bit depth of the samples. | 
            
                                                                                                            
                            
            
                                    
            
            
                | 238 |  |  |      *  One of '8' ... '32' (integers), '32f' or '64' (floats). | 
            
                                                                                                            
                            
            
                                    
            
            
                | 239 |  |  |      */ | 
            
                                                                                                            
                            
            
                                    
            
            
                | 240 |  |  |     fromIMAADPCM(bitDepthCode?: string): void; | 
            
                                                                                                            
                            
            
                                    
            
            
                | 241 |  |  |  | 
            
                                                                                                            
                            
            
                                    
            
            
                | 242 |  |  |     /** | 
            
                                                                                                            
                            
            
                                    
            
            
                | 243 |  |  |      * Encode a 16-bit wave file as 8-bit A-Law. | 
            
                                                                                                            
                            
            
                                    
            
            
                | 244 |  |  |      */ | 
            
                                                                                                            
                            
            
                                    
            
            
                | 245 |  |  |     toALaw(): void; | 
            
                                                                                                            
                            
            
                                    
            
            
                | 246 |  |  |  | 
            
                                                                                                            
                            
            
                                    
            
            
                | 247 |  |  |     /** | 
            
                                                                                                            
                            
            
                                    
            
            
                | 248 |  |  |      * Decode a 8-bit A-Law wave file into a 16-bit wave file. | 
            
                                                                                                            
                            
            
                                    
            
            
                | 249 |  |  |      * @param {string=} [bitDepthCode='16'] The new bit depth of the samples. | 
            
                                                                                                            
                            
            
                                    
            
            
                | 250 |  |  |      *  One of '8' ... '32' (integers), '32f' or '64' (floats). | 
            
                                                                                                            
                            
            
                                    
            
            
                | 251 |  |  |      */ | 
            
                                                                                                            
                            
            
                                    
            
            
                | 252 |  |  |     fromALaw(bitDepthCode?: string): void; | 
            
                                                                                                            
                            
            
                                    
            
            
                | 253 |  |  |  | 
            
                                                                                                            
                            
            
                                    
            
            
                | 254 |  |  |     /** | 
            
                                                                                                            
                            
            
                                    
            
            
                | 255 |  |  |      * Encode 16-bit wave file as 8-bit mu-Law. | 
            
                                                                                                            
                            
            
                                    
            
            
                | 256 |  |  |      */ | 
            
                                                                                                            
                            
            
                                    
            
            
                | 257 |  |  |     toMuLaw(): void; | 
            
                                                                                                            
                            
            
                                    
            
            
                | 258 |  |  |  | 
            
                                                                                                            
                            
            
                                    
            
            
                | 259 |  |  |     /** | 
            
                                                                                                            
                            
            
                                    
            
            
                | 260 |  |  |      * Decode a 8-bit mu-Law wave file into a 16-bit wave file. | 
            
                                                                                                            
                            
            
                                    
            
            
                | 261 |  |  |      * @param {string=} [bitDepthCode='16'] The new bit depth of the samples. | 
            
                                                                                                            
                            
            
                                    
            
            
                | 262 |  |  |      *  One of '8' ... '32' (integers), '32f' or '64' (floats). | 
            
                                                                                                            
                            
            
                                    
            
            
                | 263 |  |  |      */ | 
            
                                                                                                            
                            
            
                                    
            
            
                | 264 |  |  |     fromMuLaw(bitDepthCode?: string): void; | 
            
                                                                                                            
                            
            
                                    
            
            
                | 265 |  |  |  | 
            
                                                                                                            
                            
            
                                    
            
            
                | 266 |  |  |     /** | 
            
                                                                                                            
                            
            
                                    
            
            
                | 267 |  |  |      * Write a RIFF tag in the INFO chunk. If the tag do not exist, | 
            
                                                                                                            
                            
            
                                    
            
            
                | 268 |  |  |      * then it is created. It if exists, it is overwritten. | 
            
                                                                                                            
                            
            
                                    
            
            
                | 269 |  |  |      * @param {string} tag The tag name. | 
            
                                                                                                            
                            
            
                                    
            
            
                | 270 |  |  |      * @param {string} value The tag value. | 
            
                                                                                                            
                            
            
                                    
            
            
                | 271 |  |  |      * @throws {Error} If the tag name is not valid. | 
            
                                                                                                            
                            
            
                                    
            
            
                | 272 |  |  |      */ | 
            
                                                                                                            
                            
            
                                    
            
            
                | 273 |  |  |     setTag(tag: string, value: string): void; | 
            
                                                                                                            
                            
            
                                    
            
            
                | 274 |  |  |  | 
            
                                                                                                            
                            
            
                                    
            
            
                | 275 |  |  |     /** | 
            
                                                                                                            
                            
            
                                    
            
            
                | 276 |  |  |      * Return the value of a RIFF tag in the INFO chunk. | 
            
                                                                                                            
                            
            
                                    
            
            
                | 277 |  |  |      * @param {string} tag The tag name. | 
            
                                                                                                            
                            
            
                                    
            
            
                | 278 |  |  |      * @return {?string} The value if the tag is found, null otherwise. | 
            
                                                                                                            
                            
            
                                    
            
            
                | 279 |  |  |      */ | 
            
                                                                                                            
                            
            
                                    
            
            
                | 280 |  |  |     getTag(tag: string): string|null; | 
            
                                                                                                            
                            
            
                                    
            
            
                | 281 |  |  |  | 
            
                                                                                                            
                            
            
                                    
            
            
                | 282 |  |  |     /** | 
            
                                                                                                            
                            
            
                                    
            
            
                | 283 |  |  |      * Return a Object<tag, value> with the RIFF tags in the file. | 
            
                                                                                                            
                            
            
                                    
            
            
                | 284 |  |  |      * @return {!Object<string, string>} The file tags. | 
            
                                                                                                            
                            
            
                                    
            
            
                | 285 |  |  |      */ | 
            
                                                                                                            
                            
            
                                    
            
            
                | 286 |  |  |     listTags(): object; | 
            
                                                                                                            
                            
            
                                    
            
            
                | 287 |  |  |  | 
            
                                                                                                            
                            
            
                                    
            
            
                | 288 |  |  |     /** | 
            
                                                                                                            
                            
            
                                    
            
            
                | 289 |  |  |      * Remove a RIFF tag in the INFO chunk. | 
            
                                                                                                            
                            
            
                                    
            
            
                | 290 |  |  |      * @param {string} tag The tag name. | 
            
                                                                                                            
                            
            
                                    
            
            
                | 291 |  |  |      * @return {boolean} True if a tag was deleted. | 
            
                                                                                                            
                            
            
                                    
            
            
                | 292 |  |  |      */ | 
            
                                                                                                            
                                                                
            
                                    
            
            
                | 293 |  |  |     deleteTag(tag: string): boolean; | 
            
                                                                        
                            
            
                                    
            
            
                | 294 |  |  |  | 
            
                                                                        
                            
            
                                    
            
            
                | 295 |  |  |     /** | 
            
                                                                        
                            
            
                                    
            
            
                | 296 |  |  |      * Create a cue point in the wave file. | 
            
                                                                        
                            
            
                                    
            
            
                | 297 |  |  |      * @param {!Object<string, *>} pointData The data of the cue point. | 
            
                                                                        
                            
            
                                    
            
            
                | 298 |  |  |      */ | 
            
                                                                        
                            
            
                                    
            
            
                | 299 |  |  |     setCuePoint(pointData: object): void; | 
            
                                                                                                            
                            
            
                                    
            
            
                | 300 |  |  |  | 
            
                                                                                                            
                            
            
                                    
            
            
                | 301 |  |  |     /** | 
            
                                                                                                            
                            
            
                                    
            
            
                | 302 |  |  |      * Remove a cue point from a wave file. | 
            
                                                                                                            
                            
            
                                    
            
            
                | 303 |  |  |      * @param {number} index the index of the point. First is 1, | 
            
                                                                                                            
                            
            
                                    
            
            
                | 304 |  |  |      *  second is 2, and so on. | 
            
                                                                                                            
                            
            
                                    
            
            
                | 305 |  |  |      */ | 
            
                                                                                                            
                            
            
                                    
            
            
                | 306 |  |  |     deleteCuePoint(index: number): void; | 
            
                                                                                                            
                            
            
                                    
            
            
                | 307 |  |  |  | 
            
                                                                                                            
                            
            
                                    
            
            
                | 308 |  |  |     /** | 
            
                                                                                                            
                            
            
                                    
            
            
                | 309 |  |  |      * Return an array with all cue points in the file, in the order they appear | 
            
                                                                                                            
                            
            
                                    
            
            
                | 310 |  |  |      * in the file. | 
            
                                                                                                            
                            
            
                                    
            
            
                | 311 |  |  |      * Objects representing cue points/regions look like this: | 
            
                                                                                                            
                            
            
                                    
            
            
                | 312 |  |  |      *   { | 
            
                                                                                                            
                            
            
                                    
            
            
                | 313 |  |  |      *     position: 500, // the position in milliseconds | 
            
                                                                                                            
                            
            
                                    
            
            
                | 314 |  |  |      *     label: 'cue marker 1', | 
            
                                                                                                            
                            
            
                                    
            
            
                | 315 |  |  |      *     end: 1500, // the end position in milliseconds | 
            
                                                                                                            
                            
            
                                    
            
            
                | 316 |  |  |      *     dwName: 1, | 
            
                                                                                                            
                            
            
                                    
            
            
                | 317 |  |  |      *     dwPosition: 0, | 
            
                                                                                                            
                            
            
                                    
            
            
                | 318 |  |  |      *     fccChunk: 'data', | 
            
                                                                                                            
                            
            
                                    
            
            
                | 319 |  |  |      *     dwChunkStart: 0, | 
            
                                                                                                            
                            
            
                                    
            
            
                | 320 |  |  |      *     dwBlockStart: 0, | 
            
                                                                                                            
                            
            
                                    
            
            
                | 321 |  |  |      *     dwSampleOffset: 22050, // the position as a sample offset | 
            
                                                                                                            
                            
            
                                    
            
            
                | 322 |  |  |      *     dwSampleLength: 3646827, // the region length as a sample count | 
            
                                                                                                            
                            
            
                                    
            
            
                | 323 |  |  |      *     dwPurposeID: 544106354, | 
            
                                                                                                            
                            
            
                                    
            
            
                | 324 |  |  |      *     dwCountry: 0, | 
            
                                                                                                            
                            
            
                                    
            
            
                | 325 |  |  |      *     dwLanguage: 0, | 
            
                                                                                                            
                            
            
                                    
            
            
                | 326 |  |  |      *     dwDialect: 0, | 
            
                                                                                                            
                            
            
                                    
            
            
                | 327 |  |  |      *     dwCodePage: 0, | 
            
                                                                                                            
                            
            
                                    
            
            
                | 328 |  |  |      *   } | 
            
                                                                                                            
                            
            
                                    
            
            
                | 329 |  |  |      * @return {!Array<Object>} | 
            
                                                                                                            
                            
            
                                    
            
            
                | 330 |  |  |      */ | 
            
                                                                                                            
                            
            
                                    
            
            
                | 331 |  |  |     listCuePoints(): Array<object>; | 
            
                                                                                                            
                            
            
                                    
            
            
                | 332 |  |  |  | 
            
                                                                                                            
                            
            
                                    
            
            
                | 333 |  |  |     /** | 
            
                                                                                                            
                            
            
                                    
            
            
                | 334 |  |  |      * Update the label of a cue point. | 
            
                                                                                                            
                            
            
                                    
            
            
                | 335 |  |  |      * @param {number} pointIndex The ID of the cue point. | 
            
                                                                                                            
                            
            
                                    
            
            
                | 336 |  |  |      * @param {string} label The new text for the label. | 
            
                                                                                                            
                            
            
                                    
            
            
                | 337 |  |  |      */ | 
            
                                                                                                            
                            
            
                                    
            
            
                | 338 |  |  |     updateLabel(pointIndex: number, label: string): void; | 
            
                                                                                                            
                            
            
                                    
            
            
                | 339 |  |  |  | 
            
                                                                                                            
                            
            
                                    
            
            
                | 340 |  |  |     /** | 
            
                                                                                                            
                            
            
                                    
            
            
                | 341 |  |  |      * Set the value of the iXML chunk. | 
            
                                                                                                            
                            
            
                                    
            
            
                | 342 |  |  |      * @param {string} iXMLValue The value for the iXML chunk. | 
            
                                                                                                            
                            
            
                                    
            
            
                | 343 |  |  |      * @throws {TypeError} If the value is not a string. | 
            
                                                                                                            
                            
            
                                    
            
            
                | 344 |  |  |      */ | 
            
                                                                                                            
                            
            
                                    
            
            
                | 345 |  |  |     setiXML(iXMLValue: string): void; | 
            
                                                                                                            
                            
            
                                    
            
            
                | 346 |  |  |  | 
            
                                                                                                            
                            
            
                                    
            
            
                | 347 |  |  |     /** | 
            
                                                                                                            
                            
            
                                    
            
            
                | 348 |  |  |      * Return the value of the iXML chunk. | 
            
                                                                                                            
                            
            
                                    
            
            
                | 349 |  |  |      * @return {string} The contents of the iXML chunk. | 
            
                                                                                                            
                            
            
                                    
            
            
                | 350 |  |  |      */ | 
            
                                                                                                            
                            
            
                                    
            
            
                | 351 |  |  |     getiXML(): string; | 
            
                                                                                                            
                            
            
                                    
            
            
                | 352 |  |  |  | 
            
                                                                                                            
                            
            
                                    
            
            
                | 353 |  |  |     /** | 
            
                                                                                                            
                            
            
                                    
            
            
                | 354 |  |  |      * Set the value of the _PMX chunk. | 
            
                                                                                                            
                            
            
                                    
            
            
                | 355 |  |  |      * @param {string} _PMXValue The value for the _PMX chunk. | 
            
                                                                                                            
                            
            
                                    
            
            
                | 356 |  |  |      * @throws {TypeError} If the value is not a string. | 
            
                                                                                                            
                            
            
                                    
            
            
                | 357 |  |  |      */ | 
            
                                                                                                            
                            
            
                                    
            
            
                | 358 |  |  |     set_PMX(_PMXValue: string): void; | 
            
                                                                                                            
                            
            
                                    
            
            
                | 359 |  |  |  | 
            
                                                                                                            
                            
            
                                    
            
            
                | 360 |  |  |     /** | 
            
                                                                                                            
                            
            
                                    
            
            
                | 361 |  |  |      * Get the value of the _PMX chunk. | 
            
                                                                                                            
                            
            
                                    
            
            
                | 362 |  |  |      * @return {string} The contents of the _PMX chunk. | 
            
                                                                                                            
                            
            
                                    
            
            
                | 363 |  |  |      */ | 
            
                                                                                                            
                            
            
                                    
            
            
                | 364 |  |  |     get_PMX(): string; | 
            
                                                                                                            
                            
            
                                    
            
            
                | 365 |  |  |   } | 
            
                                                                                                            
                                                                
            
                                    
            
            
                | 366 |  |  | } | 
            
                                                        
            
                                    
            
            
                | 367 |  |  |  |