diff options
Diffstat (limited to 'src/content.ts')
-rw-r--r-- | src/content.ts | 55 |
1 files changed, 47 insertions, 8 deletions
diff --git a/src/content.ts b/src/content.ts index d826caea..776441bd 100644 --- a/src/content.ts +++ b/src/content.ts @@ -40,6 +40,11 @@ let videoInfo: VideoInfo = null; let channelIDInfo: ChannelIDInfo; // Locked Categories in this tab, like: ["sponsor","intro","outro"] let lockedCategories: Category[] = []; +// Used to calculate a more precise "virtual" video time +let lastKnownVideoTime: { videoTime: number, preciseTime: number } = { + videoTime: null, + preciseTime: null +}; // Skips are scheduled to ensure precision. // Skips are rescheduled every seeking event. @@ -450,7 +455,15 @@ function startSponsorSchedule(includeIntersectingSegments = false, currentTime?: } if (!video || video.paused) return; - if (currentTime === undefined || currentTime === null) currentTime = video.currentTime; + if (currentTime === undefined || currentTime === null) { + const virtualTime = lastKnownVideoTime.videoTime ? + (performance.now() - lastKnownVideoTime.preciseTime) / 1000 + lastKnownVideoTime.videoTime : null; + if (virtualTime && Math.abs(virtualTime - video.currentTime) < 0.6){ + currentTime = virtualTime; + } else { + currentTime = video.currentTime; + } + } if (videoMuted && !inMuteSegment(currentTime)) { video.muted = false; @@ -526,20 +539,26 @@ function startSponsorSchedule(includeIntersectingSegments = false, currentTime?: skippingFunction(); } else { const delayTime = timeUntilSponsor * 1000 * (1 / video.playbackRate); - if (delayTime < 300 && utils.isFirefox() && !isSafari()) { + if (delayTime < 300 && !isSafari()) { // For Firefox, use interval instead of timeout near the end to combat imprecise video time const startIntervalTime = performance.now(); - const startVideoTime = video.currentTime; + const startVideoTime = Math.max(currentTime, video.currentTime); currentSkipInterval = setInterval(() => { const intervalDuration = performance.now() - startIntervalTime; if (intervalDuration >= delayTime || video.currentTime >= skipTime[0]) { clearInterval(currentSkipInterval); - skippingFunction(Math.max(video.currentTime, startVideoTime + intervalDuration / 1000)); + if (!utils.isFirefox() && !video.muted) { + // Workaround for more accurate skipping on Chromium + video.muted = true; + video.muted = false; + } + + skippingFunction(Math.max(video.currentTime, startVideoTime + video.playbackRate * intervalDuration / 1000)); } - }, 5); + }, 1); } else { // Schedule for right before to be more precise than normal timeout - currentSkipSchedule = setTimeout(skippingFunction, Math.max(0, delayTime - 30)); + currentSkipSchedule = setTimeout(skippingFunction, Math.max(0, delayTime - 100)); } } } @@ -621,6 +640,8 @@ function setupVideoListeners() { if (!firstEvent && video.currentTime === 0) return; firstEvent = false; + updateVirtualTime(); + if (switchingVideos) { switchingVideos = false; // If already segments loaded before video, retry to skip starting segments @@ -641,6 +662,8 @@ function setupVideoListeners() { }); video.addEventListener('playing', () => { + updateVirtualTime(); + // Make sure it doesn't get double called with the play event if (Math.abs(lastCheckVideoTime - video.currentTime) > 0.3 || (lastCheckVideoTime !== video.currentTime && Date.now() - lastCheckTime > 2000)) { @@ -655,6 +678,8 @@ function setupVideoListeners() { // Reset lastCheckVideoTime lastCheckTime = Date.now(); lastCheckVideoTime = video.currentTime; + + updateVirtualTime(); startSponsorSchedule(); } @@ -662,18 +687,32 @@ function setupVideoListeners() { video.addEventListener('ratechange', () => startSponsorSchedule()); // Used by videospeed extension (https://github.com/igrigorik/videospeed/pull/740) video.addEventListener('videoSpeed_ratechange', () => startSponsorSchedule()); - video.addEventListener('pause', () => { + const paused = () => { // Reset lastCheckVideoTime lastCheckVideoTime = -1; lastCheckTime = 0; + + lastKnownVideoTime = { + videoTime: null, + preciseTime: null + } cancelSponsorSchedule(); - }); + }; + video.addEventListener('pause', paused); + video.addEventListener('waiting', paused); startSponsorSchedule(); } } +function updateVirtualTime() { + lastKnownVideoTime = { + videoTime: video.currentTime, + preciseTime: performance.now() + }; +} + function setupSkipButtonControlBar() { if (!skipButtonControlBar) { skipButtonControlBar = new SkipButtonControlBar({ |