Convert BVH to FBX

Understanding the BVH and FBX file formats

BVH (Biovision Hierarchy) is a file format widely used for storing motion capture data. It contains both the skeleton hierarchy and the motion data, making it popular in animation and game development for character animation.

FBX (Filmbox) is a versatile 3D file format developed by Autodesk. It supports a wide range of 3D data, including geometry, textures, lighting, animation, and more. FBX is commonly used for exchanging 3D assets between different software applications such as Maya, 3ds Max, Blender, and Unity.

Why convert BVH to FBX?

Converting BVH to FBX allows you to use motion capture data in a broader range of 3D applications and game engines. FBX supports more complex data and is better suited for modern workflows, making it a preferred format for many professionals.

How to convert BVH to FBX

There are several methods to convert BVH files to FBX. The most reliable approach is to use 3D software that supports both formats. Here’s how you can do it using Blender, a free and powerful 3D creation suite:

1. Open Blender.
2. Go to File → Import → Motion Capture (.bvh) and select your BVH file.
3. Once imported, you can make adjustments if needed.
4. To export, go to File → Export → FBX (.fbx).
5. Choose your export settings and save the file.

This process will convert your BVH motion capture data into the FBX format, ready for use in other 3D applications.

Best software for BVH to FBX conversion

• Blender – Free, open-source, and supports both BVH import and FBX export.
• Autodesk MotionBuilder – Professional tool for motion capture editing and conversion, but requires a license.
• Online converters – Some online tools can convert BVH to FBX, but may have limitations on file size or features.

For most users, Blender is the best choice due to its flexibility, active development, and zero cost.

Tips for successful conversion

• Check the skeleton structure after import to ensure it matches your requirements.
• Adjust export settings in Blender to match your target application (e.g., scale, axis orientation).
• Test the FBX file in your destination software to confirm animation integrity.