🎙️ Voice Changer

Transform your voice effortlessly! This Voice Changer application allows users to input an audio file and outputs the same content in a modified voice. Whether you want to sound like a robot, change your pitch, or apply fun effects, this project is the starting point for all your audio transformation needs.

---

🚀 Features

• Audio Input: Accepts audio files or real-time microphone input.
• Voice Transformations:
  • Pitch adjustment (high/low).
  • Robot voice effect.
  • Echo and reverb effects.
  • Custom transformations.
• Real-Time Processing: Transform and play back voice on-the-fly.
• Multiple Format Support: Works with common audio formats like .wav, .mp3, etc.

---

🛠️ Installation

Prerequisites

• Python 3.8 or later
• pip package manager
• Basic audio hardware (microphone and speakers)

Ensure you have the necessary dependencies installed. Run:

pip install -r requirements.txt

🎛️ Usage Guide

Follow these steps to use the Voice Changer application:

Using Pre-Recorded Audio Files

For CLI Tool to convert Speech to Text

python stt.py --audio-file path/to/input.wav --model-size size

Size of the Whisper model to use can be : tiny / base / small / medium / large

You can apply voice effects to existing audio files.

python voice_manipulator.py input.wav output.wav --effect <effect_name> --value <val>

For CLI Tool to convert Text to Speech

# Convert text directly
python main.py --text "Hello, world!" --output output.wav

# Convert from text file
python main.py --input-file input.txt --output output.wav --speaker speaker.wav

To convert from an audio file to a different voice :-

# Convert audio to text and back to audio with default settings
python vocalshift.py --input-audio input.wav --output-audio output.wav

# Convert audio to text and back to audio with a specific speaker and effect
python vocalshift.py --input-audio input.wav --output-audio output.wav --speaker speaker.wav --effect pitch_up --effect-level 1.5