ffmpeg -i "Unfolding -2019 WEB-DL-.mkv" -c copy -copyts "Unfolding_fixed.mkv" MKV is preferred for preservation.
ffmpeg -i "Unfolding.mkv" \ -c:v libx264 -crf 18 -preset slow \ -c:a copy -c:s copy \ "Unfolding_small.mp4" ⚠️ Do re-encode if you want archival quality. Keep original WEB-DL. 7. Check for Watermarks / Black Bars Some WEB-DLs have hardcoded watermarks or letterboxing.
ffmpeg -i "Unfolding.mkv" \ -map 0:v -map 0:a:0 -map 0:s:0 \ -c copy "Unfolding_cleaned.mkv" (Adjust a:0 / s:0 to match your language) WEB-DL is already compressed, but you can reduce size further with minimal loss.
If your file is .mp4 :
ffmpeg -i "Unfolding.mkv" \ -c:v libx265 -crf 20 -preset medium \ -c:a copy -c:s copy \ "Unfolding_small.mkv"
sha256sum "Unfolding -2019 WEB-DL-.mkv" > checksums.sha256 If you want standard naming for release:
ffprobe "Unfolding.mkv"
md5sum "Unfolding -2019 WEB-DL-.mkv" > checksums.md5
ffmpeg -i "Unfolding.mkv" \ -filter:v "crop=1920:800:0:140" \ -c:a copy \ "Unfolding_cropped.mkv" (Calculate crop values manually per file) MD5:
(CLI or GUI):
ffmpeg -i "Unfolding.mkv" -map 0:s:0 subs.srt
Unfolding.2019.1080p.WEB-DL.AAC2.0.H.264-GROUP.mkv or
ffmpeg -i "Unfolding.mp4" -c copy "Unfolding.mkv" MKV supports more subtitle/codec types, chapters, and attachments. 4. Extract Subtitles (if present) WEB-DLs often have soft subs (SRT or VobSub). Unfolding -2019 WEB-DL-
Would you like a that automates most of these steps for a given WEB-DL file?