Block custom pip (for YouTube etc.)

Prevents websites from customizing the PiP interface opened through the "Global Media Controls" menu. (Chrome only)

You will need to install an extension such as Tampermonkey, Greasemonkey or Violentmonkey to install this script.

You will need to install an extension such as Tampermonkey to install this script.

You will need to install an extension such as Tampermonkey or Violentmonkey to install this script.

You will need to install an extension such as Tampermonkey or Userscripts to install this script.

You will need to install an extension such as Tampermonkey to install this script.

You will need to install a user script manager extension to install this script.

(I already have a user script manager, let me install it!)

You will need to install an extension such as Stylus to install this style.

You will need to install an extension such as Stylus to install this style.

You will need to install an extension such as Stylus to install this style.

You will need to install a user style manager extension to install this style.

You will need to install a user style manager extension to install this style.

You will need to install a user style manager extension to install this style.

(I already have a user style manager, let me install it!)

// ==UserScript==
// @name         Block custom pip (for YouTube etc.)
// @version      0.1
// @description  Prevents websites from customizing the PiP interface opened through the "Global Media Controls" menu. (Chrome only)
// @match        *://*/*
// @grant        none
// @run-at       document-start
// @namespace https://greasyfork.org/users/14724
// ==/UserScript==

if (navigator.mediaSession?.setActionHandler) {
  const originalHandler = navigator.mediaSession.setActionHandler;

  navigator.mediaSession.setActionHandler = (...args) => {
    if (args[0] !== 'enterpictureinpicture') {
      originalHandler.apply(navigator.mediaSession, args);
    }
  };
}