Picture-in-Picture

Watch video using Picture-in-Picture

目前為 2025-11-20 提交的版本,檢視 最新版本

您需要先安裝使用者腳本管理器擴展,如 TampermonkeyGreasemonkeyViolentmonkey 之後才能安裝該腳本。

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

您需要先安裝使用者腳本管理器擴充功能,如 TampermonkeyViolentmonkey 後才能安裝該腳本。

您需要先安裝使用者腳本管理器擴充功能,如 TampermonkeyUserscripts 後才能安裝該腳本。

你需要先安裝一款使用者腳本管理器擴展,比如 Tampermonkey,才能安裝此腳本

您需要先安裝使用者腳本管理器擴充功能後才能安裝該腳本。

(我已經安裝了使用者腳本管理器,讓我安裝!)

你需要先安裝一款使用者樣式管理器擴展,比如 Stylus,才能安裝此樣式

你需要先安裝一款使用者樣式管理器擴展,比如 Stylus,才能安裝此樣式

你需要先安裝一款使用者樣式管理器擴展,比如 Stylus,才能安裝此樣式

你需要先安裝一款使用者樣式管理器擴展後才能安裝此樣式

你需要先安裝一款使用者樣式管理器擴展後才能安裝此樣式

你需要先安裝一款使用者樣式管理器擴展後才能安裝此樣式

(我已經安裝了使用者樣式管理器,讓我安裝!)

// ==UserScript==
// @name         Picture-in-Picture
// @namespace    https://git.sr.ht/~anhkhoakz/UserScripts/tree/main/item/src/pip.ts
// @version      1.0.0
// @description  Watch video using Picture-in-Picture
// @icon         data:image/svg+xml;base64,PHN2ZyB4bWxucz0iaHR0cDovL3d3dy53My5vcmcvMjAwMC9zdmciIHdpZHRoPSIzMiIgaGVpZ2h0PSIzMiIgZmlsbD0iIzAwMDAwMCIgdmlld0JveD0iMCAwIDI1NiAyNTYiPjxwYXRoIGQ9Ik0yMTYsNDhINDBBMTYsMTYsMCwwLDAsMjQsNjRWMTkyYTE2LDE2LDAsMCwwLDE2LDE2SDIxNmExNiwxNiwwLDAsMCwxNi0xNlY2NEExNiwxNiwwLDAsMCwyMTYsNDhaTTQwLDY0SDIxNnY1NkgxMzZhOCw4LDAsMCwwLTgsOHY2NEg0MFpNMjE2LDE5MkgxNDRWMTM2aDcydjU2WiI+PC9wYXRoPjwvc3ZnPg==
// @author       anhkhoakz
// @match        *://*/*
// @grant        GM_registerMenuCommand
// @run-at       document-idle
// @license     AGPL-3.0; https://www.gnu.org/licenses/agpl-3.0.html#license-text
// ==/UserScript==

// node_modules/@babel/runtime/helpers/esm/extends.js
function _extends() {
  return _extends = Object.assign ? Object.assign.bind() : function(n) {
    for (var e = 1;e < arguments.length; e++) {
      var t = arguments[e];
      for (var r in t)
        ({}).hasOwnProperty.call(t, r) && (n[r] = t[r]);
    }
    return n;
  }, _extends.apply(null, arguments);
}

// node_modules/@violentmonkey/shortcut/dist/index.mjs
/*! @violentmonkey/shortcut v1.4.4 | ISC License */
var isMacintosh = navigator.userAgent.includes("Macintosh"), modifierList = ["m", "c", "s", "a"], modifiers = {
  ctrl: "c",
  control: "c",
  shift: "s",
  alt: "a",
  meta: "m",
  cmd: "m"
}, modifierAliases = _extends({}, modifiers, {
  c: "c",
  s: "s",
  a: "a",
  m: "m",
  cm: isMacintosh ? "m" : "c",
  ctrlcmd: isMacintosh ? "m" : "c"
});
var aliases = {
  arrowup: "up",
  arrowdown: "down",
  arrowleft: "left",
  arrowright: "right",
  cr: "enter",
  escape: "esc",
  " ": "space"
};
function createKeyNode() {
  return {
    children: /* @__PURE__ */ new Map,
    shortcuts: /* @__PURE__ */ new Set
  };
}
function addKeyNode(root, sequence, shortcut) {
  let node = root;
  for (let key of sequence) {
    let child = node.children.get(key);
    if (!child)
      child = createKeyNode(), node.children.set(key, child);
    node = child;
  }
  node.shortcuts.add(shortcut);
}
function getKeyNode(root, sequence) {
  let node = root;
  for (let key of sequence)
    if (node = node.children.get(key), !node)
      break;
  return node;
}
function removeKeyNode(root, sequence, shortcut) {
  let node = root, ancestors = [node];
  for (let key of sequence) {
    if (node = node.children.get(key), !node)
      return;
    ancestors.push(node);
  }
  if (shortcut)
    node.shortcuts.delete(shortcut);
  else
    node.shortcuts.clear();
  let i = ancestors.length - 1;
  while (i > 0) {
    if (node = ancestors[i], node.shortcuts.size || node.children.size)
      break;
    ancestors[i - 1].children.delete(sequence[i - 1]), i -= 1;
  }
}
function reprNodeTree(root) {
  let result = [], reprChildren = (node, level = 0) => {
    for (let [key, child] of node.children.entries())
      result.push(["  ".repeat(level), key, child.shortcuts.size ? ` (${child.shortcuts.size})` : ""].join("")), reprChildren(child, level + 1);
  };
  return reprChildren(root), result.join(`
`);
}

class Subject {
  constructor(value) {
    this.listeners = [], this.value = value;
  }
  get() {
    return this.value;
  }
  set(value) {
    this.value = value, this.listeners.forEach((listener) => listener(value));
  }
  subscribe(callback) {
    return this.listeners.push(callback), callback(this.value), () => this.unsubscribe(callback);
  }
  unsubscribe(callback) {
    let i = this.listeners.indexOf(callback);
    if (i >= 0)
      this.listeners.splice(i, 1);
  }
}
function buildKey(key) {
  let {
    caseSensitive,
    modifierState
  } = key, {
    base
  } = key;
  if (!caseSensitive || base.length > 1)
    base = base.toLowerCase();
  base = aliases[base] || base;
  let keyExp = [...modifierList.filter((m) => modifierState[m]), base].filter(Boolean).join("-");
  return `${caseSensitive ? "" : "i:"}${keyExp}`;
}
function breakKey(shortcut) {
  let pieces = shortcut.split(/-(.)/), parts = [pieces[0]];
  for (let i = 1;i < pieces.length; i += 2)
    parts.push(pieces[i] + pieces[i + 1]);
  return parts;
}
function parseKey(shortcut, caseSensitive) {
  let parts = breakKey(shortcut), base = parts.pop(), modifierState = {};
  for (let part of parts) {
    let key = modifierAliases[part.toLowerCase()];
    if (!key)
      throw Error(`Unknown modifier key: ${part}`);
    modifierState[key] = !0;
  }
  return caseSensitive && (caseSensitive = !(modifierState.a || modifierState.s)), {
    base,
    modifierState,
    caseSensitive
  };
}
function getSequence(input) {
  return Array.isArray(input) ? input : input.split(/\s+/);
}
function normalizeSequence(input, caseSensitive) {
  return getSequence(input).map((key) => parseKey(key, caseSensitive));
}
function parseCondition(condition) {
  return condition.split("&&").map((key) => {
    if (key = key.trim(), !key)
      return;
    if (key[0] === "!")
      return {
        not: !0,
        field: key.slice(1).trim()
      };
    return {
      not: !1,
      field: key
    };
  }).filter(Boolean);
}
class KeyboardService {
  constructor(options) {
    this._context = {}, this._conditionData = {}, this._data = [], this._root = createKeyNode(), this.sequence = new Subject([]), this._timer = 0, this._reset = () => {
      this._cur = void 0, this.sequence.set([]), this._resetTimer();
    }, this.handleKey = (e) => {
      if (!e.key || modifiers[e.key.toLowerCase()])
        return;
      this._resetTimer();
      let keyExps = [
        buildKey({
          base: e.key,
          modifierState: {
            c: e.ctrlKey,
            m: e.metaKey
          },
          caseSensitive: !0
        }),
        buildKey({
          base: e.code,
          modifierState: {
            c: e.ctrlKey,
            s: e.shiftKey,
            a: e.altKey,
            m: e.metaKey
          },
          caseSensitive: !1
        }),
        buildKey({
          base: e.key,
          modifierState: {
            c: e.ctrlKey,
            s: e.shiftKey,
            a: e.altKey,
            m: e.metaKey
          },
          caseSensitive: !1
        })
      ], state = this._handleKeyOnce(keyExps, !1);
      if (state) {
        if (e.preventDefault(), state === 2)
          this._reset();
      }
      this._timer = window.setTimeout(this._reset, this.options.sequenceTimeout);
    }, this.options = _extends({}, KeyboardService.defaultOptions, options);
  }
  _resetTimer() {
    if (this._timer)
      window.clearTimeout(this._timer), this._timer = 0;
  }
  _addCondition(condition) {
    let cache = this._conditionData[condition];
    if (!cache) {
      let value = parseCondition(condition);
      cache = {
        count: 0,
        value,
        result: this._evalCondition(value)
      }, this._conditionData[condition] = cache;
    }
    cache.count += 1;
  }
  _removeCondition(condition) {
    let cache = this._conditionData[condition];
    if (cache) {
      if (cache.count -= 1, !cache.count)
        delete this._conditionData[condition];
    }
  }
  _evalCondition(conditions) {
    return conditions.every((cond) => {
      let value = this._context[cond.field];
      if (cond.not)
        value = !value;
      return value;
    });
  }
  _checkShortcut(item) {
    let cache = item.condition && this._conditionData[item.condition], enabled = !cache || cache.result;
    if (item.enabled !== enabled)
      item.enabled = enabled, this._enableShortcut(item);
  }
  _enableShortcut(item) {
    (item.enabled ? addKeyNode : removeKeyNode)(this._root, item.sequence, item);
  }
  enable() {
    this.disable(), document.addEventListener("keydown", this.handleKey);
  }
  disable() {
    document.removeEventListener("keydown", this.handleKey);
  }
  register(key, callback, options) {
    let {
      caseSensitive,
      condition
    } = _extends({
      caseSensitive: !1
    }, options), item = {
      sequence: normalizeSequence(key, caseSensitive).map((key2) => buildKey(key2)),
      condition,
      callback,
      enabled: !1,
      caseSensitive
    };
    if (condition)
      this._addCondition(condition);
    return this._checkShortcut(item), this._data.push(item), () => {
      let index = this._data.indexOf(item);
      if (index >= 0) {
        if (this._data.splice(index, 1), condition)
          this._removeCondition(condition);
        item.enabled = !1, this._enableShortcut(item);
      }
    };
  }
  setContext(key, value) {
    this._context[key] = value;
    for (let cache of Object.values(this._conditionData))
      cache.result = this._evalCondition(cache.value);
    for (let item of this._data)
      this._checkShortcut(item);
  }
  _handleKeyOnce(keyExps, fromRoot) {
    var _cur, _cur2;
    let cur = this._cur;
    if (fromRoot || !cur)
      fromRoot = !0, cur = this._root;
    if (cur) {
      let next;
      for (let key of keyExps)
        if (next = getKeyNode(cur, [key]), next) {
          this.sequence.set([...this.sequence.get(), key]);
          break;
        }
      cur = next;
    }
    this._cur = cur;
    let [shortcut] = [...((_cur = cur) == null ? void 0 : _cur.shortcuts) || []];
    if (!fromRoot && !shortcut && !((_cur2 = cur) != null && _cur2.children.size))
      return this._reset(), this._handleKeyOnce(keyExps, !0);
    if (shortcut) {
      try {
        shortcut.callback();
      } catch (_unused) {}
      return 2;
    }
    return this._cur ? 1 : 0;
  }
  repr() {
    return reprNodeTree(this._root);
  }
}
KeyboardService.defaultOptions = {
  sequenceTimeout: 500
};
var service;
function getService() {
  if (!service)
    service = new KeyboardService, service.enable();
  return service;
}
var register = (...args) => getService().register(...args);

// src/pip.ts
var PIP_ATTRIBUTE = "__pip__", PIP_ATTRIBUTE_VALUE = "true", VIDEO_SELECTOR = "video", KEYBOARD_SHORTCUT = "c-p", RESIZE_THROTTLE_MS = 300, VIDEO_READY_STATE_HAVE_NOTHING = 0, INITIAL_LARGEST_SIZE = 0, LEAVE_PIP_EVENT = "leavepictureinpicture", MENU_COMMAND_TEXT = "Toggle Picture-in-Picture", ERROR_MESSAGE_PIP_FAILED = "Failed to enter Picture-in-Picture:", currentPipVideo = null, resizeObserver = null, resizeThrottleTimer = null, getVideoSize = (video) => {
  let rect = video.getBoundingClientRect();
  return rect.width * rect.height;
}, findLargestPlayingVideo = () => {
  let videos = Array.from(document.querySelectorAll(VIDEO_SELECTOR)), largestVideo, largestSize = INITIAL_LARGEST_SIZE;
  for (let video of videos) {
    if (video.readyState === VIDEO_READY_STATE_HAVE_NOTHING || video.disablePictureInPicture)
      continue;
    let size = getVideoSize(video);
    if (size > largestSize)
      largestSize = size, largestVideo = video;
  }
  return largestVideo;
}, requestPictureInPicture = async (video) => {
  try {
    await video.requestPictureInPicture(), video.setAttribute(PIP_ATTRIBUTE, PIP_ATTRIBUTE_VALUE), currentPipVideo = video;
    let handleLeave = () => {
      if (video.removeAttribute(PIP_ATTRIBUTE), currentPipVideo = null, resizeObserver !== null)
        resizeObserver.disconnect(), resizeObserver = null;
    };
    if (video.addEventListener(LEAVE_PIP_EVENT, handleLeave, { once: !0 }), resizeObserver === null)
      resizeObserver = new ResizeObserver(maybeUpdatePictureInPictureVideo);
    resizeObserver.observe(video);
  } catch (error) {
    console.error(ERROR_MESSAGE_PIP_FAILED, error);
  }
}, maybeUpdatePictureInPictureVideo = (entries, observer) => {
  if (resizeThrottleTimer !== null)
    return;
  resizeThrottleTimer = window.setTimeout(() => {
    resizeThrottleTimer = null;
    let observedVideo = entries[0]?.target;
    if (observedVideo === void 0)
      return;
    if (currentPipVideo === null)
      return;
    let video = findLargestPlayingVideo();
    if (video !== void 0 && video !== currentPipVideo && !video.hasAttribute(PIP_ATTRIBUTE)) {
      let currentSize = getVideoSize(currentPipVideo);
      if (getVideoSize(video) > currentSize)
        observer.unobserve(observedVideo), requestPictureInPicture(video);
    }
  }, RESIZE_THROTTLE_MS);
}, togglePictureInPicture = async () => {
  if (currentPipVideo !== null) {
    await document.exitPictureInPicture();
    return;
  }
  let video = findLargestPlayingVideo();
  if (video === void 0)
    return;
  await requestPictureInPicture(video);
}, registerKeyboardShortcuts = () => {
  register(KEYBOARD_SHORTCUT, () => {
    togglePictureInPicture();
  });
}, registerMenuCommands = () => {
  GM_registerMenuCommand(MENU_COMMAND_TEXT, () => {
    togglePictureInPicture();
  });
};
registerKeyboardShortcuts();
registerMenuCommands();