Easy Lip Sync Add-on for Blender

Overview

The Easy Lip Sync Add-on synchronizes mouth movements with audio for realistic lip-sync animations in Blender. It works seamlessly with both traditional objects and Grease Pencil layers.

Installation

1. Download the Add-on: Obtain the Easy Lip Sync Add-on files.

2. Open Blender: Launch Blender and go to Edit > Preferences.

3. Install the Add-on:

• Click the Install button.

• Select the downloaded file.

• Enable the add-on by checking the box in the list.

Setting Up Your Scene

1. Prepare Your Audio: Use a 16-bit, mono or stereo WAV audio file for best results.

2. Create Mouth Objects: Make or import objects representing open and closed mouth states and name them (e.g., “Mouth_Open” and “Mouth_Closed”).

3. Grease Pencil Setup (Optional):

• Create a Grease Pencil object.

• Set up layers for the open and closed mouth states if you’re using Grease Pencil.

Using the Add-on

1. Access the Panel: In the Viewport, locate the Easy Lip Sync panel on the sidebar (toggle with "N").

2. Configure Properties:

• Audio File: Specify the path to your audio file.

• Mouth Objects: Select the open and closed mouth objects.

• Use Layers (Optional): Check this if using Grease Pencil layers.

• Grease Pencil Object: Select the relevant Grease Pencil object.

• Mouth Layers: Define layers for open and closed states.

• Frame Rate, Threshold, Keyframe Interval: Customize these to fine-tune the animation.

• Start Frame: Specify the starting frame for lip sync animation.

3. Generate Lip Sync:

• Click Generate Lip Sync to create keyframes based on audio amplitude.

• Use Clear Lip Sync if you need to remove the generated keyframes.

Tips

• Audio Format: Ensure your audio file is compatible (16-bit, mono/stereo WAV) for best results.

• Threshold and Interval Settings: Experiment with these for desired lip-sync accuracy.

• Monitor Progress: Use the real-time updates in Blender’s interface to track the lip-sync generation.

Troubleshooting

• Confirm the audio file path and that mouth objects or layers are properly named and accessible.

• Ensure compatibility with Blender version 3.0 or later.