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Updated a range of operations to use ArrayBuffers instead of byteArrays to improve performance with large files.

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n1474335 2019-07-29 17:09:46 +01:00
parent 3a8b362dfd
commit 0e95ad8ed6
37 changed files with 112 additions and 84 deletions
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5
src/core/operations/ToBase85.mjs
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@ -24,7 +24,7 @@ class ToBase85 extends Operation {
this.module = "Default";
this.description = "Base85 (also called Ascii85) is a notation for encoding arbitrary byte data. It is usually more efficient that Base64.<br><br>This operation encodes data in an ASCII string (with an alphabet of your choosing, presets included).<br><br>e.g. <code>hello world</code> becomes <code>BOu!rD]j7BEbo7</code><br><br>Base85 is commonly used in Adobe's PostScript and PDF file formats.<br><br><strong>Options</strong><br><u>Alphabet</u><ul><li>Standard - The standard alphabet, referred to as Ascii85</li><li>Z85 (ZeroMQ) - A string-safe variant of Base85, which avoids quote marks and backslash characters</li><li>IPv6 - A variant of Base85 suitable for encoding IPv6 addresses (RFC 1924)</li></ul><u>Include delimiter</u><br>Adds a '<~' and '~>' delimiter to the start and end of the data. This is standard for Adobe's implementation of Base85.";
this.infoURL = "https://wikipedia.org/wiki/Ascii85";
this.inputType = "byteArray";
this.inputType = "ArrayBuffer";
this.outputType = "string";
this.args = [
{
@ -41,11 +41,12 @@ class ToBase85 extends Operation {
}
/**
* @param {byteArray} input
* @param {ArrayBuffer} input
* @param {Object[]} args
* @returns {string}
*/
run(input, args) {
input = new Uint8Array(input);
const alphabet = Utils.expandAlphRange(args[0]).join(""),
encoding = alphabetName(alphabet),
includeDelim = args[1];