Oratio

Purpose:

• Converts English research papers into easily understandable audio podcasts (in Hindi).

Key Technologies:

• PyMuPDF for PDF text extraction.

• facebook/bart-large-cnn (cpu accel), and llama3.2:3b (llamafile, selfhosted) for text processing (chunking, summarization, transcripting).

• Krutrim for translation.

• Silero TTS for text-to-speech conversion.

Core Features:

• Automated PDF text extraction.

• AI-powered text-to-speech generation.

• Language translation capabilities.

• Lightweight operation (CPU/CUDA compatible).

• Fully self hosted

• Customizable language and voice options.

• SSML for enhanced audio quality.

Development:

• Open-source project with GPL-3.0 license.

Workflow:

• PDF -> Chunking -> Summarization -> Translation -> Transcript -> Audio.