vertinho/src/webrtc/utils.js

Library to make conference apps and softphones through WebSockets with FreeSWITCH mod_verto.

/**
 *                 _   _       _
 *                | | (_)     | |
 * __   _____ _ __| |_ _ _ __ | |__   ___
 * \ \ / / _ \ '__| __| | '_ \| '_ \ / _ \
 *  \ V /  __/ |  | |_| | | | | | | | (_) |
 *   \_/ \___|_|   \__|_|_| |_|_| |_|\___/
 *
 * 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/.
 * And see https://github.com/Mazuh/vertinho for the full license details.
 */
import { printError } from '../common/utils';

export const traceMediaError = (constraints, error) => printError(
  'User media error',
  'Constraints:', constraints,
  'Error:', error,
);

const getMediaElement = (element) => {
  if (!element) {
    printError('Invalid media element', element);
  }

  if (typeof element === 'string') {
    const domNode = document.getElementById(element);
    return domNode || printError('Invalid id', element);
  }

  return element;
};

export const deactivateMediaNode = (video) => {
  const element = getMediaElement(video);

  if (element && element.srcObject && element.srcObject.active) {
    element.style.display = 'none';
    element.srcObject.getTracks().forEach(track => track.stop());
    element.srcObject = null;
  }
};

export const activateMediaNode = (video, stream) => {
  const element = getMediaElement(video);

  if (element && stream !== undefined) {
    element.style.display = 'block';
    element.srcObject = stream;
  }
};