pytoon 1.4.3

A Python library for lip-syncing cartoons to voice recordings.

PyToon

Overview

PyToon is a Python based animation library for animating characters and their mouth movements. This tools uses machine learning based audio analysis techiques to automatically lip-sync animated character mouth mouth movements to a given audio recording of someone talking.

Example Output Video

Features

• Automatically create cartoon animated lip-sync videos from just an audio file.
• Programmatically generate videos.
• OS Independent! PyToon works on Mac, Windows, and Linux
• Optimized for both CPU and GPU
• Fast Processing! A 60 second audio clip takes ~52 seconds to generate a lip-synced video.

Getting Started

1. Install pytoon: pip3 install pytoon
2. Install ffmpeg
   • Mac: brew install ffmpeg
   • Linux: sudo apt install ffmpeg
   • Windows: Install from ffmpeg.org

Basic Usage

Generating a Lip-Sync animation and saving to .mp4 file.

from pytoon.animator import animate
from moviepy.editor import VideoFileClip

# Read audio transcript to a string.
transcript_path = "./.temp/speech.txt"
with open(transcript_path, "r") as file:
    transcript = file.read()

# Create a Pytoon animation 
animation = animate(
    audio_file="speech.mp3", # input audio
    transcript=transcript, # audio transcript
)

# Overlay the animation on top of another video and save as an .mp4 file.
background_video = VideoFileClip("./path/to/background_video.mp4")
animation.export(path='video.mp4', background=background_video, scale=0.7)

Acknowledgements

This project uses character images created by lazykh.