| Global Sync Drift Early | |
| Display Text | Global Sync Drift Early |
| Description | “Global Sync Drift Early” refers to audio sync that drifts progressively earlier through a section or entire program (e.g. Audio starts in sync, is 2 seconds early towards the middle of program, and 5 seconds early by the end of program). |
Example of Global Sync Drift Early for Audio vs. Picture
Example of Global Sync Drift for Audio vs. timed Text
| Impact | Global audio sync drift will become progressively more noticeable and distracting to members, potentially making the content unwatchable, if it extends through the entire program runtime. |
| Severity Assessment Guidance | |
| FYI | N/A |
| Issue | Audio drifts early compared to on screen action through a scene or multiple scenes. |
| Blocker | Audio drifts early compared to on screen action through the majority of or the entirety of the program. |
| Solutions | |
| How to Prevent | Review audio on timeline and ensure it is properly aligned with on-screen action, as sync can easily shift during an edit. Verify that audio and video have been recorded at the same frame rate. |
| How to Fix | Adjust frame rate or fix sync on timeline and re-export audio as needed. |