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Video Out of Sync on Iphone

Safari browser, Facebook videos out of sync.

Chrome browser, YouTube videos out of sync.

iPhone 11, iOS 17

Posted on Mar 10, 2024 12:00 AM

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1 reply

Mar 10, 2024 12:15 AM in response to Ianmusician

Safari and Chrome themselves wouldn't be the culprit behind a poor quality video upload. The issue likely lies with the video itself or the upload process. Here's a breakdown of the possible reasons:


Video source: Recording video and audio separately and not editing them properly before upload can definitely lead to a poor quality final product, specifically with audio and video being out of sync. if the video and audio are streamed through separate channels and there are issues with synchronization, it can lead to a discrepancy between what you see and what you hear. This type of synchronization problem is often referred to as "lip sync" or "audio-video sync" issues.


Streaming video and audio through separate channels can definitely contribute to sync issues. Here's why:


  • Independent Processing: When video and audio are streamed on separate channels, they travel independently across the network. This means they can be subjected to slightly different delays depending on network conditions and processing power at various points.
  • Buffering Discrepancies: Streaming platforms often buffer video and audio data to prevent playback interruptions. However, these buffers might fill at different rates for video and audio due to their separate encoding and transmission. This can cause the audio or video to be slightly ahead or behind, leading to a desync.


Video Out of Sync on Iphone

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