XiaoHongbo-Hope opened a new pull request, #10819:
URL: https://github.com/apache/paimon/pull/10819

   ### Purpose
   LeRobot Episodes can share a long source video. Copying that video into 
multiple file groups duplicates unrelated frames and increases the cost of 
opening videos during training.
   
   ### Changes
   Add opt-in `write.lerobot.remux-episodes=true` to copy Episode video packets 
into separate MP4 payloads without re-encoding. Preserve decoding dependencies, 
normalize timestamps, and remap frame descriptors to the new payloads. 
Generated clips include keyframe indexes.
   
   The default import path is unchanged. PyAV is required; clips are bounded to 
64 MiB and 65,536 packets, and ambiguous timestamps fail the import.
   
   ### Validation
   Packet-copy pixel checks with B-frames, Episode boundary roundoff and size 
limits; multi-Episode, two-camera import and training readback, including 
DataLoader workers.
   


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