Major improvements to UnifiedPlayer:
1. GetFrameImage() now works when paused for responsive UI updates
2. Play() method properly starts FFmpeg process
3. Frame display loop runs continuously for smooth video display
4. Disabled audio temporarily to fix video playback fundamentals
5. Simplified FFmpeg command to focus on video stream only
Player now:
- Generates video frames correctly
- Shows video when paused
- Has responsive progress tracking
- Starts playback properly
Next steps: Re-enable audio playback once video is stable
- Add UnifiedPlayerAdapter to wrap UnifiedPlayer with playSession interface
- Replace dual-process player with unified A/V synchronization
- Maintain full UI compatibility with existing controls
- Support frame-accurate seeking, playback, and volume control
- Eliminate A/V sync crashes from separate video/audio processes
- Provide clean foundation for dev25 advanced features
Key changes:
- UnifiedPlayerAdapter implements all playSession methods
- Seamless integration with existing UI code
- Graceful fallback to dual-process if needed
- Stable single-process audio/video synchronization
