: Papers like MMTrail discuss merging and splitting millions of clips to create multimodal datasets.
: For a more programmatic "paper-like" implementation, developers often use the concatenate_videoclips function in the MoviePy library . Related Research Context
How to Merge MP4 Files: The Ultimate Creator's Guide for 2026
: The most efficient way to merge videos without re-encoding (which preserves quality and is very fast).
: You can automate the "merge all" process using a Windows Batch script ( .bat ) that calls FFmpeg to process every MP4 in a folder.
: Methodologies for video captioning often describe transforming raw MP4 inputs into sequences for model training.