Convert JSON to SUB
Transform JSON Array (.json) subtitle files to MicroDVD (.sub) format
Convert JSON to SUB (MicroDVD)
Upload your JSON file and convert it to SUB (MicroDVD) format instantly
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Supported: .json files (max 10MB)
From
JSON
To
SUB (MicroDVD)
Why Convert JSON to SUB?
Converting from JSON Array to MicroDVD gives you access to SUB's unique features and capabilities. Frame-based subtitle format popular with DivX and older video files
Frame-based Timing
Uses frame numbers instead of timestamps for precise synchronization.
DivX Compatible
Native support in DivX players and classic video formats.
Simple Structure
Straightforward format that's easy to parse and generate.
Compact Size
Minimal overhead for efficient storage and transmission.
Common Use Cases
- DivX videos - Add subtitles to DivX and classic video formats
- Classic media - Work with older video collections and formats
- Frame-accurate timing - Precise subtitle sync for video editing
- Retro compatibility - Support legacy video players and systems
JSON vs SUB: Key Differences
| Feature | JSON | SUB |
|---|---|---|
| Format Type | Structured data | Frame-based |
| Time Format | Milliseconds or HH:MM:SS | Frame numbers |
| Header | JSON array | None |
| Styling | Metadata only | Minimal |
| Positioning | Data fields | Bottom center |
| File Size | Medium | Small |
| Compatibility | APIs and developers | DivX players |
How the Conversion Works
Our JSON to SUB converter automatically handles all the technical differences between formats:
- Parses JSON file structure and extracts subtitle data
- Converts time codes from JSON to SUB format
- Converts timestamps to frame numbers based on framerate
- Preserves all subtitle text and timing information
- Maintains proper character encoding (UTF-8)
- Generates valid SUB file ready for use
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