subtitle-tool 0.1.49

A tool for generating subtitles using Google Gemini models.

Subtitle tool

This utility uses Google Gemini to generate subtitles to audio and video files.

Dependencies

ffmpeg needs to be installed for audio extraction.

Process

1. Extract the audio from the video
2. Send the audio to Gemini for transcription
3. Backup the existing subtitle
4. Save the new subtitle

Dependencies

• Export the API key for Gemini to the environment variable GEMINI_API_KEY or specify it in the command line with the flag --api-key.

• ffmpeg needs to be installed (brew install ffmpeg, apt-get install ffmpeg or dnf install ffmpeg)

• Ensure uv installs its dev dependencies with uv sync --extra dev.

Installation

pip install subtitle-tool

Developing

For local development it is useful to install the binary from the development location into the user's PATH. For this, run the following commands:

uv tool install -e .
uv tool update-shell

Usage

subtitle-tool --video myvideo.avi