For anyone finding this thread and looking for a simpler SUP/PGS to SRT option, there is also a browser-based workflow now.
Once the PGS subtitle track has been extracted from the MKV as a .sup file, you can convert it to SRT using OCR here:
https://suptosrt.com/
The process is basically:
MKV ...
Search found 2 matches
- Fri Aug 14, 2026 9:32 pm
- Forum: General MakeMKV discussion
- Topic: Text based subtitles
- Replies: 8
- Views: 11862
- Fri Aug 14, 2026 9:30 pm
- Forum: MKV file processing and playback
- Topic: Batch / Command Line Conversion of SUP to SRT
- Replies: 8
- Views: 42978
Re: Batch / Command Line Conversion of SUP to SRT
Just adding another option for anyone finding this thread later.
If you already extracted the PGS track as a .sup file using mkvextract, you can also run the SUP file through:
https://suptosrt.com/
It converts the image-based PGS subtitles in the SUP file to SRT using OCR, and you can review the ...
If you already extracted the PGS track as a .sup file using mkvextract, you can also run the SUP file through:
https://suptosrt.com/
It converts the image-based PGS subtitles in the SUP file to SRT using OCR, and you can review the ...