From 6bf0a5cb5034a7e684dcc3500e841785237ce2dd Mon Sep 17 00:00:00 2001 From: Daniel Baumann Date: Sun, 7 Apr 2024 19:32:43 +0200 Subject: Adding upstream version 1:115.7.0. Signed-off-by: Daniel Baumann --- dom/media/webvtt/WebVTTParserWrapper.sys.mjs | 56 ++++++++++++++++++++++++++++ 1 file changed, 56 insertions(+) create mode 100644 dom/media/webvtt/WebVTTParserWrapper.sys.mjs (limited to 'dom/media/webvtt/WebVTTParserWrapper.sys.mjs') diff --git a/dom/media/webvtt/WebVTTParserWrapper.sys.mjs b/dom/media/webvtt/WebVTTParserWrapper.sys.mjs new file mode 100644 index 0000000000..19cf08ca55 --- /dev/null +++ b/dom/media/webvtt/WebVTTParserWrapper.sys.mjs @@ -0,0 +1,56 @@ +/* This Source Code Form is subject to the terms of the Mozilla Public + * License, v. 2.0. If a copy of the MPL was not distributed with this + * file, You can obtain one at http://mozilla.org/MPL/2.0/. */ + +import { WebVTT } from "resource://gre/modules/vtt.sys.mjs"; + +export function WebVTTParserWrapper() { + // Nothing +} + +WebVTTParserWrapper.prototype = { + loadParser(window) { + this.parser = new WebVTT.Parser(window, new TextDecoder("utf8")); + }, + + parse(data) { + // We can safely translate the string data to a Uint8Array as we are + // guaranteed character codes only from \u0000 => \u00ff + var buffer = new Uint8Array(data.length); + for (var i = 0; i < data.length; i++) { + buffer[i] = data.charCodeAt(i); + } + + this.parser.parse(buffer); + }, + + flush() { + this.parser.flush(); + }, + + watch(callback) { + this.parser.oncue = callback.onCue; + this.parser.onregion = callback.onRegion; + this.parser.onparsingerror = function (e) { + // Passing the just the error code back is enough for our needs. + callback.onParsingError("code" in e ? e.code : -1); + }; + }, + + cancel() { + this.parser.oncue = null; + this.parser.onregion = null; + this.parser.onparsingerror = null; + }, + + convertCueToDOMTree(window, cue) { + return WebVTT.convertCueToDOMTree(window, cue.text); + }, + + processCues(window, cues, overlay, controls) { + WebVTT.processCues(window, cues, overlay, controls); + }, + + classDescription: "Wrapper for the JS WebVTT implementation (vtt.js)", + QueryInterface: ChromeUtils.generateQI(["nsIWebVTTParserWrapper"]), +}; -- cgit v1.2.3