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CLI para transcrição de audiências judiciais com WhisperX e diarização

Project description

tecjustica-transcribe

CLI para transcrição de audiências judiciais com WhisperX e diarização de falantes.

Pré-requisitos

  • GPU NVIDIA com 6 GB+ de VRAM (ex: RTX 3050, RTX 3060)
  • Driver NVIDIA instalado
  • ffmpeg instalado (sudo apt install ffmpeg)
  • Python 3.10 a 3.13

Token HuggingFace (para identificar falantes)

A diarização (identificar quem está falando) usa o modelo pyannote, que exige um token gratuito do HuggingFace:

  1. Crie uma conta em https://huggingface.co
  2. Aceite os termos do modelo em https://huggingface.co/pyannote/speaker-diarization-community-1
  3. Gere um token em https://huggingface.co/settings/tokens

O comando init vai pedir esse token e salvá-lo automaticamente.

Sem o token, você ainda pode transcrever usando --sem-diarizacao — a transcrição funciona, só não identifica os falantes.

Instalação

uv tool install tecjustica-transcribe

Ou com pip:

pip install tecjustica-transcribe

Uso

# 1. Diagnosticar e preparar a máquina (pede o token na primeira vez)
tecjustica-transcribe init

# 2. Transcrever uma audiência (gera .txt, .srt e .json)
tecjustica-transcribe transcrever audiencia.mp4

# Transcrever sem identificar falantes (não precisa de token)
tecjustica-transcribe transcrever audiencia.mp4 --sem-diarizacao

# Escolher pasta de saída
tecjustica-transcribe transcrever audiencia.mp4 --output ./minha-pasta

Saída

O comando gera 3 arquivos na pasta ./transcricoes/:

  • .txt — texto puro com [SPEAKER_00], [SPEAKER_01], etc.
  • .srt — legendas com timestamps (compatível com players de vídeo)
  • .json — dados completos com timestamps por palavra e falantes

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