Video Subtitles

Generate SRT subtitles from video/audio with translation support. Transcribes Hebrew (ivrit.ai) and English (whisper), translates between languages, burns subtitles into video. Use for creating captio

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Last updated: April 23, 2026

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No automatic installation available. Please visit the source repository for installation instructions.

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Video Subtitles

Generate movie-style subtitles from video or audio files. Supports transcription, translation, and burning subtitles directly into video.

Features

Hebrew: ivrit.ai fine-tuned model (best Hebrew transcription)
English: OpenAI Whisper large-v3
Auto-detect: Automatically detects language and selects best model
Translation: Translate Hebrew → English
Burn-in: Hardcode subtitles into video (visible everywhere, including WhatsApp)
Movie-style: Natural subtitle breaks (42 chars/line, 1-7s duration)

Quick Start

# Plain transcript
./scripts/generate_srt.py video.mp4
Generate SRT file
./scripts/generate_srt.py video.mp4 --srt
Burn subtitles into video (always visible)
./scripts/generate_srt.py video.mp4 --srt --burn
Translate to English + burn in
./scripts/generate_srt.py video.mp4 --srt --burn --translate en
Force language

./scripts/generate_srt.py video.mp4 --lang he    # Hebrew
./scripts/generate_srt.py video.mp4 --lang en    # English

Options

Flag	Description
`--srt`	Generate SRT subtitle file
`--burn`	Burn subtitles into video (hardcoded, always visible)
`--embed`	Embed soft subtitles (toggle in player)
`--translate en`	Translate to English
`--lang he/en`	Force input language
`-o FILE`	Custom output path

Output

Default: Plain text transcript to stdout
With
--srt
: Creates
```
video.srt
```
alongside input
With
--burn
: Creates
```
video_subtitled.mp4
```
with hardcoded subs

Requirements

uv: Python package manager (auto-installs dependencies)
ffmpeg-full: For burning subtitles (
```
brew install ffmpeg-full
```
)
Models: ~3GB each, auto-downloaded on first use

Subtitle Style

Font size 12, white text with black outline
Bottom-aligned, movie-style positioning
Max 42 chars/line, 2 lines max
Natural breaks at punctuation and pauses

Video Subtitles

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Quick Start

Manual Installation

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Video Subtitles

Features

Quick Start

Generate SRT file

Burn subtitles into video (always visible)

Translate to English + burn in

Force language

Options

Output

Requirements

Subtitle Style

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