33 lines
869 B
JavaScript
33 lines
869 B
JavaScript
"use strict";
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Object.defineProperty(exports, "__esModule", { value: true });
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exports.ListInfoTagValue = exports.Header = void 0;
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const Token = require("token-types");
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/**
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* Common RIFF chunk header
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*/
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exports.Header = {
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len: 8,
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get: (buf, off) => {
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return {
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// Group-ID
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chunkID: buf.toString('binary', off, off + 4),
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// Size
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chunkSize: Token.UINT32_LE.get(buf, 4)
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};
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}
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};
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/**
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* Token to parse RIFF-INFO tag value
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*/
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class ListInfoTagValue {
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constructor(tagHeader) {
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this.tagHeader = tagHeader;
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this.len = tagHeader.chunkSize;
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this.len += this.len & 1; // if it is an odd length, round up to even
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}
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get(buf, off) {
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return new Token.StringType(this.tagHeader.chunkSize, 'ascii').get(buf, off);
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}
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}
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exports.ListInfoTagValue = ListInfoTagValue;
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