gpt-sovits-v2

GPT-SoVITS V2

Input

• A synthesis text and reference audio and reference text for voice cloning

Output

The Voice file is output as .wav which path is defined as SAVE_WAV_PATH in gpt-sovits-v2.py .

Requirements

This model requires pyopenjtalk for g2p.

pip3 install -r requirements.txt

Usage

Automatically downloads the onnx and prototxt files on the first run. It is necessary to be connected to the Internet while downloading.

For the sample sentence and sample audio,

python3 gpt-sovits-v2.py 

Run with audio prompt.

python3 gpt-sovits-v2.py -i "ax株式会社ではAIの実用化のための技術を開発しています。" --ref_audio reference_audio_captured_by_ax.wav --ref_text "水をマレーシアから買わなくてはならない。"

Run for english.

python3 gpt-sovits-v2.py -i "Hello world. We are testing speech synthesis." --text_language en --ref_audio reference_audio_captured_by_ax.wav --ref_text "水をマレーシアから買わなくてはならない。" --ref_language ja

Reference

GPT-SoVITS

Framework

PyTorch 2.5.0

Model Format

ONNX opset = 17

Netron

Normal model

• cnhubert.onnx.prototxt
• t2s_encoder.onnx.prototxt
• t2s_fsdec.onnx.prototxt
• t2s_sdec.onnx.prototxt
• vits.onnx.prototxt