| # AI4Bharat-TTS Inference | |
| Text-to-Speech models trained by [AI4Bhārat](https://ai4bharat.iitm.ac.in) for 15 major languages spoken in the Indian Republic, supporting both male and female speakers. | |
| ## Details | |
| ### Dataset | |
| The models were trained using [the TTS dataset built by IIT-M's SMT Lab](https://www.iitm.ac.in/donlab/tts/database.php). | |
| ### Languages | |
| The list of 15 languages include Indian-English, 2 Tibeto-Burman languages (Bodo & Meitei from northeast) and 12 Indic languages (4 Dravidian from South-India and 8 Indo-Aryan from Northern-India). | |
| | **Language** | **Code** | **Speakers** | **Script** | **Family** | **Native Region** | | |
| |--------------|----------|--------------|------------------------|---------------|---------------------------| | |
| | Assamese | as | male, female | Eastern-Nagari | Indo-Aryan | Assam | | |
| | Bangla | bn | male, female | Eastern-Nagari | Indo-Aryan | West-Bengal, Bangladesh | | |
| | Boro | brx | female | DevaNagari | Tibeto-Burman | Bodoland Territory | | |
| | English | en | male, female | Roman | European | -- Lingua franca -- | | |
| | Hinglish | en+hi | male, female | Code-mixed | Indo-European | | | |
| | Gujarati | gu | male, female | Gujrati | Indo-Aryan | Gujarat | | |
| | Hindi | hi | male, female | DevaNagari | Indo-Aryan | Hindi Belt | | |
| | Kannada | kn | male, female | Kannada | Dravidian | Karnataka | | |
| | Malayalam | ml | male, female | Malayalam | Dravidian | Kerala | | |
| | Manipuri | mni | male, female | Meetei, Eastern-Nagari | Tibeto-Burman | Imphal valley (Manipur) | | |
| | Marathi | mr | male, female | DevaNagari | Indo-Aryan | Maharashtra | | |
| | Oriya | or | male, female | Odia | Indo-Aryan | Odisha | | |
| | Panjabi | pa | male, female | Gurumukhi | Indo-Aryan | Eastern-Punjab | | |
| | Rajasthani | raj | male, female | DevaNagari | Indo-Aryan | Rajasthan | | |
| | Tamil | ta | male, female | Tamil | Dravidian | Tamil Nadu | | |
| | Telugu | te | male, female | Telugu | Dravidian | Andhra Pradesh, Telangana | | |
| ## Usage | |
| ### Pre-requisites | |
| 1. Python 3.9+ | |
| 2. If Linux, install the following dependencies: | |
| ``` | |
| cd inference | |
| sudo apt-get install libsndfile1-dev ffmpeg enchant | |
| ``` | |
| (For any other OS, we wish you best of luck) | |
| 3. `pip install -r requirements-ml.txt requirements-utils.txt` | |
| 4. [Download the models from here](https://github.com/AI4Bharat/Indic-TTS/releases), place them inside a new folder named `checkpoints` and unzip them. | |
| ### Running inference | |
| Check `sample.py` for usage. | |
| ### Hosting REST API server | |
| ``` | |
| pip install -r requirements-server.txt | |
| uvicorn server:api | |
| ``` | |