@infinito/id3/lib/gen/id3.2.3.frame.js

ID3 Tag Reader/Writer

"use strict";

Object.defineProperty(exports, "__esModule", {
  value: true
});
exports.default = genID3v2_3Frame;

var _textEncoding = require("text-encoding");

var _constants = require("../constants.js");

function genID3v2_3Frame(frame_id, val) {
  val = new _textEncoding.TextEncoder().encode(val);
  var sz = val.byteLength;
  sz++;
  var buf = new Uint8Array(10 + sz);

  for (var i = 0; i < frame_id.length; i++) {
    buf[i] = frame_id.charCodeAt(i);
  }

  for (var i = _constants.constants.ID3V2_3_FRAME_SIZE_BYTES - 1; i >= 0; i--) {
    buf[4 + i] = sz & 0xff;
    sz >>= 8;
  }

  sz = val.byteLength;
  buf[8] = 0;
  buf[9] = 0;
  buf[10] = 1; //Encoding Byte

  for (var i = 0; i < sz; i++) {
    buf[11 + i] = val[i];
  }

  return buf;
}

;