SAMI → Graphics STL
Convert SAMI to Graphics STL
Free online SAMI to Graphics STL subtitle converter. Transform SAMI (.smi) files to Graphics STL (ZIP) (.zip) format instantly in your browser. No upload required.
Format Comparison
| SAMI | Graphics STL | |
|---|---|---|
| Full Name | SAMI | Graphics STL (ZIP) |
| Extension | .smi | .zip |
| Category | xml | broadcast |
| Key Features | Multi-language support, CSS styling, HTML-like syntax, Class-based language switching | Image-based output, ZIP bundle, Manifest included, Broadcast delivery |
| Common Uses | Windows Media Player, Microsoft platforms, Multi-language captioning | Broadcast graphics, Rendered subtitle overlays, Graphics-based captioning |
| Limitations | Windows-centric, Verbose syntax, Limited modern tool support | Large file sizes, Not editable, Requires graphics pipeline |
How to Convert SAMI to Graphics STL
- 1
Open the subtitle converter
Go to the Subtitle Tool and select your source SAMI file by pasting the text or uploading the .smi file.
- 2
Set your framerate
Choose the framerate that matches your video (e.g., 23.976, 25, 29.97). This ensures frame-accurate timestamp conversion.
- 3
Select Graphics STL as output format
Choose Graphics STL (ZIP) (.zip) from the output format dropdown.
- 4
Download your converted file
Click the download button to save your converted Graphics STL file. You can also copy the output text directly.
Frequently Asked Questions
How do I convert SAMI to Graphics STL?
Upload or paste your SAMI (.smi) file into the converter, select Graphics STL as the output format, and click Convert. The tool processes everything in your browser — no file uploads to a server.
What is the difference between SAMI and Graphics STL?
SAMI is sami (synchronized accessible media interchange) is a microsoft-developed caption format using html-like markup. Graphics STL is graphics stl exports subtitle entries as a zip bundle containing a manifest and individual image files for each subtitle. They differ in features like multi-language support (SAMI) versus image-based output (Graphics STL).
Is the SAMI to Graphics STL converter free?
Yes, completely free with no limits. The converter runs entirely in your browser using the timecodes library — no server processing, no sign-up, no watermarks.
Will I lose formatting when converting from SAMI to Graphics STL?
Graphics STL has some limitations: large file sizes. Timing accuracy is preserved using frame-based conversion through the timecodes library, but format-specific features like multi-language support and css styling may not carry over.