Next steps: Automate the process with a Python script using ffmpeg-python and scenedetect to find all high-motion timestamps, not just 02:01:36.
Don't use a "one size fits all" bitrate. Use Constant Rate Factor (CRF) encoding. A CRF value of 18–22 is generally considered "transparent," meaning the human eye cannot distinguish it from the original source. 3. Subtitle Preservation fjin046engsub convert020136 min better
ffmpeg -i input.mkv -vf "subtitles=input.mkv" -c:a copy output.mp4 Next steps: Automate the process with a Python
To achieve a superior result for a file of this specific length, follow these three pillars of video optimization: 1. Choose the Right Codec (H.265 vs. H.264) fjin046engsub convert020136 min better