Video Controller

Advanced video controller for YouTube and other video platforms

🎵 Video Controller - Advanced YouTube Video Controller The ultimate YouTube controller for music practice, language learning, and lecture viewing! 🛡️ v4.2.0 Bug Fixes & Improvements ✅ Fixed bug where dragging loop end point skips to next track ✅ Fixed slider UI exceeding screen bounds ✅ Enhanced loop protection (0.3s → 0.5s pre-emptive, 50ms → 30ms interval) ✅ Migrated to AudioWorkletNode (removed Deprecated warning) ✅ Improved track change detection (5s → 2s interval) ✅ Removed per-song state saving (always starts with defaults) ✅ Improved global ON/OFF toggle UI ✅ Code cleanup and optimization (3KB reduction) ✨ Key Features 🎛️ Global Master ON/OFF Switch • Control all features with one click • Instantly restore to original state if issues occur • ON/OFF state is automatically saved 🚀 Precise Playback Speed Control • Fine-tune in 0.1x increments (0.25x ~ 4.0x) • Preset buttons: 50%, 60%, 70%, 80%, 90%, 100%, 110%, 125%, 150%, 175%, 200% • Quick adjustment with +/- buttons • Individual ON/OFF for speed control 🎵 Pitch (Key) Control • Adjust pitch in semitone units (-24 ~ +24 semitones, 2 octaves) • Perfect for music practice: Match song key to your vocal range • Instrument practice: Adjust original key to match your instrument • Display current note name (C, C#, D, D#, E, F, F#, G, G#, A, A#, B) • Enhanced performance using AudioWorkletNode technology 🔄 Powerful Loop/Repeat (3-Layer Protection) **Core feature that differentiates from other extensions!** • ✅ 3-Layer Loop Protection System: 1. Complete video end event blocking 2. 0.5s pre-emptive jump (moves to start before reaching end) 3. 30ms backup interval (never misses) • ✅ Never skips to next video • ✅ Repeat single video even in autoplay playlists • ✅ Automatic 1-second safety margin from video end • Intuitive slider: Visual section setting with drag • Precise time input: "1:30" (min:sec) or "90" (seconds) format • Current playback position: Yellow indicator • Jump to start/end point buttons 🔄 Smart Track Change Detection & Auto Reset • Detects track changes using 5 methods (title, URL, time jump, end→start, end event) • Automatically resets to default when track changes • Start fresh with clean state for each new track • Fast detection every 2 seconds 💡 Use Cases 🎸 Music Practice • Loop difficult sections for focused practice • Lower pitch to sing comfortably • Slow down speed to learn fast passages 📚 Language Learning • Repeat listening sections for accurate pronunciation • Adjust speed for beginners to follow easily • Repeat important phrases for learning 🎓 Lectures/Education • Repeat important concept sections • Slow down fast lectures, speed up slow ones • Section learning for perfect understanding 🎯 Perfect Compatibility • Full YouTube support • Chrome Extension Manifest V3 • Modern UI built with React 18 • Latest Web Audio API technology 📖 How to Use 1. Play a YouTube video 2. Click the extension icon in the top-right corner 3. Use desired features in the popup: - Speed: Click +/- buttons or presets - Pitch: Adjust with semitone/tone/octave buttons - Loop: Set section with slider or time input → Start loop ⚠️ Important Notes • Only works on YouTube • Some DRM-protected content may not be supported • When pitch control is active, original video is muted and converted audio plays 🔒 Privacy • No user data collection • All settings stored locally only • No internet connection required (except YouTube) 💬 Feedback & Support If you encounter issues or have suggestions, please submit an issue on our GitHub repository. Your feedback helps us build a better extension! 🎓 Open Source Project GitHub: https://github.com/sasha920204/youtubeVideoController MIT License --- 💪 Music practice, language learning, and lecture viewing made easier! Learn efficiently with Video Controller! 🎵