feat(api): add deterministic API selection strategy
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@ -2,8 +2,8 @@
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var _yt_player = videojs;
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var versionclient = "youtube.player.web_20250917_22_RC00"
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document.addEventListener("DOMContentLoaded", () => {
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document.addEventListener("DOMContentLoaded", () => {
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const player = videojs("video", {
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controls: true,
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autoplay: false,
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@ -11,8 +11,7 @@ var versionclient = "youtube.player.web_20250917_22_RC00"
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errorDisplay: false,
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});
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// quick params + lightweight progress seed
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const qs = new URLSearchParams(location.search);
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const qs = new URLSearchParams(location.search);
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const qua = qs.get("quality") || "";
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const vidKey = qs.get("v");
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try { if (vidKey) localStorage.setItem(`progress-${vidKey}`, 0); } catch {}
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@ -57,10 +56,6 @@ var versionclient = "youtube.player.web_20250917_22_RC00"
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const MICRO_DRIFT = 0.035; // subtle rate nudge (s)
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const EPS = 0.12; // buffer epsilon (s)
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// buffer gate knobs (simple, conservative)
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const MIN_AHEAD_PLAY = 0.20; // allow play when at least this much ahead is buffered
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const MIN_AHEAD_UNSTALL = 0.60; // to leave a 'waiting' state, ensure a little more headroom
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// guards
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let volGuard = false;
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let syncGuard = false; // block re-entrant sync
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@ -75,33 +70,18 @@ var versionclient = "youtube.player.web_20250917_22_RC00"
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// loop detection
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let lastVideoTime = 0;
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// --- buffer helpers (the "loading bar" checks) ---
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function bufferedAheadSec(media, t) {
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// helpers
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function timeInBuffered(media, t) {
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try {
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const br = media.buffered;
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if (!br || br.length === 0 || !isFinite(t)) return 0;
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if (!br || br.length === 0 || !isFinite(t)) return false;
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for (let i = 0; i < br.length; i++) {
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const s = br.start(i), e = br.end(i);
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if (t >= s - EPS && t <= e + EPS) return Math.max(0, e - t);
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const s = br.start(i) - EPS, e = br.end(i) + EPS;
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if (t >= s && t <= e) return true;
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}
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} catch {}
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return 0;
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return false;
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}
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function hasBufferedAtLeast(media, t, minAhead) {
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try {
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const rs = Number(media.readyState || 0);
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// MDN: HAVE_FUTURE_DATA (3) ≈ some future frames; HAVE_ENOUGH_DATA (4) ≈ can likely play through
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// We still insist on a tiny ahead-buffer to be safe across browsers.
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if (!isFinite(t)) return false;
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const ahead = bufferedAheadSec(media, t);
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if (rs >= 3) return ahead >= Math.max(0, minAhead); // gate by look-ahead seconds
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return ahead >= Math.max(minAhead, 0.25); // if readyState < 3, be stricter
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} catch { return false; }
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}
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function bothHaveBufferedAtLeast(t, minAhead) {
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return hasBufferedAtLeast(videoEl, t, minAhead) && hasBufferedAtLeast(audioEl, t, minAhead);
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}
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function timeInBuffered(media, t) { return bufferedAheadSec(media, t) > 0; }
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function canPlayAt(media, t) {
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try {
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const rs = Number(media.readyState || 0);
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@ -160,66 +140,20 @@ var versionclient = "youtube.player.web_20250917_22_RC00"
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couplingGuard = false;
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}
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// buffer-gated resume (central brain)
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let resumeWatchersAttached = false;
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const RESUME_EVENTS = ["progress","canplay","canplaythrough","playing","loadeddata"];
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function resumeIfReady() {
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const t = Number(player.currentTime());
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if (!isFinite(t)) return;
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// If both already buffered enough, resume; else do nothing (stay paused quietly).
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if (bothHaveBufferedAtLeast(t, MIN_AHEAD_UNSTALL)) {
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detachResumeWatchers();
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playBoth();
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return;
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}
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// If user is on a fully buffered spot but very small headroom, don't spam; the watchers will retrigger soon.
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}
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function attachResumeWatchers() {
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if (resumeWatchersAttached) return;
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[videoEl, audioEl].forEach(el => RESUME_EVENTS.forEach(ev => el.addEventListener(ev, resumeIfReady, { passive: true })));
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resumeWatchersAttached = true;
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}
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function detachResumeWatchers() {
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if (!resumeWatchersAttached) return;
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[videoEl, audioEl].forEach(el => RESUME_EVENTS.forEach(ev => el.removeEventListener(ev, resumeIfReady)));
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resumeWatchersAttached = false;
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}
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function gatePauseThenResume() {
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// Called on buffering; pauses and only resumes when we have clear headroom
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pauseBoth();
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attachResumeWatchers();
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resumeIfReady();
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}
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// video is the boss: when it plays/pauses, audio mirrors (but we still gate on buffer)
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// video is the boss: when it plays/pauses, audio mirrors
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player.on("play", () => {
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const t = Number(player.currentTime());
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if (bothHaveBufferedAtLeast(t, MIN_AHEAD_PLAY)) {
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if (audioEl.paused) audioEl.play()?.catch(()=>{});
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startAutosync();
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} else {
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gatePauseThenResume();
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}
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if (audioEl.paused) audioEl.play()?.catch(()=>{});
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startAutosync();
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try { if ("mediaSession" in navigator) navigator.mediaSession.playbackState = "playing"; } catch {}
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});
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player.on("pause", () => {
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if (!audioEl.paused) audioEl.pause();
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stopAutosync();
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detachResumeWatchers();
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try { if ("mediaSession" in navigator) navigator.mediaSession.playbackState = "paused"; } catch {}
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});
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// if the platform tries to play/pause audio alone, route through video
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audioEl.addEventListener("play", () => {
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if (player.paused()) {
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const t = Number(player.currentTime());
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if (bothHaveBufferedAtLeast(t, MIN_AHEAD_PLAY)) playBoth();
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else gatePauseThenResume();
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}
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});
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audioEl.addEventListener("play", () => { if (player.paused()) playBoth(); });
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audioEl.addEventListener("pause", () => {
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if (audioPauseForSeek) return; // our deliberate pause (do not pause video)
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if (!player.paused()) pauseBoth(); // any other pause → keep them in lockstep
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@ -280,6 +214,7 @@ var versionclient = "youtube.player.web_20250917_22_RC00"
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updateMSPositionState(false);
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};
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// IMPORTANT: when the OS seekbar is used, we pause the hidden audio first to kill the play/pause ping-pong, then restore state.
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function msSeekTo(targetTime) {
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const wasPlaying = !player.paused();
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audioPauseForSeek = true;
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@ -294,13 +229,10 @@ var versionclient = "youtube.player.web_20250917_22_RC00"
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audioPauseForSeek = false;
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}
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tagState();
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// buffer-gated resume on OS seekbar actions
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const t = Number(player.currentTime());
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if (wasPlaying && bothHaveBufferedAtLeast(t, MIN_AHEAD_PLAY)) playBoth();
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else gatePauseThenResume();
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if (wasPlaying) playBoth();
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}
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navigator.mediaSession.setActionHandler("play", () => { const t = Number(player.currentTime()); if (bothHaveBufferedAtLeast(t, MIN_AHEAD_PLAY)) playBoth(); else gatePauseThenResume(); tagState(); });
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navigator.mediaSession.setActionHandler("play", () => { playBoth(); tagState(); });
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navigator.mediaSession.setActionHandler("pause", () => { pauseBoth(); tagState(); });
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navigator.mediaSession.setActionHandler("stop", () => {
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pauseBoth();
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@ -339,13 +271,12 @@ var versionclient = "youtube.player.web_20250917_22_RC00"
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document.addEventListener("keydown", e => {
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switch (e.code) {
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case "AudioPlay":
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case "MediaPlayPause": {
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const t = Number(player.currentTime());
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if (player.paused()) { if (bothHaveBufferedAtLeast(t, MIN_AHEAD_PLAY)) playBoth(); else gatePauseThenResume(); }
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else pauseBoth();
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case "MediaPlayPause":
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if (player.paused()) playBoth(); else pauseBoth();
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break;
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case "AudioPause":
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pauseBoth();
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break;
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}
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case "AudioPause": pauseBoth(); break;
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case "AudioNext":
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case "MediaTrackNext": {
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const t = Number(player.currentTime()) + 10;
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@ -409,25 +340,20 @@ var versionclient = "youtube.player.web_20250917_22_RC00"
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autosyncTimer = null;
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}
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// when user drags the player's own seekbar: if buffered, resume immediately; if not, wait quietly
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// when user drags the player's own seekbar: pause audio immediately, then restore if needed
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player.on("seeking", () => {
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syncGuard = true;
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playerSeekWasPlaying = !player.paused();
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audioPauseForSeek = true;
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try { audioEl.pause(); } catch {}
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const target = Number(player.currentTime());
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safeSetCT(audioEl, target);
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safeSetCT(audioEl, Number(player.currentTime()));
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audioPauseForSeek = false;
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updateMSPositionState(false);
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});
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player.on("seeked", () => {
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const t = Number(player.currentTime());
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safeSetCT(audioEl, t);
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safeSetCT(audioEl, Number(player.currentTime()));
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syncGuard = false;
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if (playerSeekWasPlaying) {
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if (bothHaveBufferedAtLeast(t, MIN_AHEAD_PLAY)) playBoth();
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else gatePauseThenResume();
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}
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if (playerSeekWasPlaying && bothPlayableAt(Number(player.currentTime()))) playBoth();
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updateMSPositionState(false);
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});
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@ -452,20 +378,11 @@ var versionclient = "youtube.player.web_20250917_22_RC00"
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const dur = Number(player.duration());
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const vt = Number(player.currentTime());
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if (isLooping() && isFinite(dur) && isFinite(vt) && dur - vt < 0.25) return;
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gatePauseThenResume();
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try { audioEl.pause(); } catch {}
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});
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// explicit network stalls behave the same
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videoEl.addEventListener("stalled", () => { gatePauseThenResume(); }, { passive: true });
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player.on("playing", () => {
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// only start audio if both have enough, else stay paused & wait
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const t = Number(player.currentTime());
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if (bothHaveBufferedAtLeast(t, MIN_AHEAD_PLAY)) {
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if (!player.paused()) audioEl.play()?.catch(()=>{});
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startAutosync();
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} else {
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gatePauseThenResume();
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}
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if (!player.paused()) audioEl.play()?.catch(()=>{});
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startAutosync();
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});
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// simple error surfacing
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@ -539,9 +456,8 @@ var versionclient = "youtube.player.web_20250917_22_RC00"
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if (audioReady && videoReady) {
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const t = Number(player.currentTime());
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if (isFinite(t) && Math.abs(Number(audioEl.currentTime) - t) > 0.1) safeSetCT(audioEl, t);
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// initial start honors buffer gate strictly
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if (bothHaveBufferedAtLeast(t, MIN_AHEAD_PLAY)) playBoth();
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else { pauseBoth(); attachResumeWatchers(); resumeIfReady(); }
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if (bothPlayableAt(t)) playBoth();
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else { audioEl.pause(); player.pause(); }
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setupMediaSession();
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}
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}
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@ -558,16 +474,15 @@ var versionclient = "youtube.player.web_20250917_22_RC00"
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// one-time click to satisfy autoplay policies
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player.ready(() => {
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const tryKick = () => {
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const t = Number(player.currentTime());
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if (audioReady && videoReady && player.paused()) {
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if (bothHaveBufferedAtLeast(t, MIN_AHEAD_PLAY)) playBoth();
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else gatePauseThenResume();
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const t = Number(player.currentTime());
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if (bothPlayableAt(t)) playBoth();
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}
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};
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player.el().addEventListener("click", tryKick, { once: true });
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});
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});
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// https://codeberg.org/ashley/poke/src/branch/main/src/libpoketube/libpoketube-youtubei-objects.json
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