PerfectFlow

PerfectFlow is a client-side Fabric mod for offline rendering and frame-perfect video capture.

Features

• Frame-perfect video capture for offline rendering workflows
• MP4 export through an external FFmpeg executable
• TGA sequence export
• Optional alpha and depth output
• Motion blur support
• Iris shader capture support

Required Dependencies

• Fabric API
• Mod Menu
• Cloth Config

Setup

• Configure the FFmpeg executable path manually before using MP4 export
• Open the mod configuration through Mod Menu
• Default hotkey: U

Limitations

• Audio recording currently works only through the Windows process-loopback path
• Multiplayer capture downgrades sync mode to Client Only
• This public release is Fabric-only for Minecraft 1.20.4
• Shader compatibility may vary depending on the shader pack

Basic Usage

• Press U to start or stop capture
• Choose output mode, resolution, shader capture, and motion blur settings in Mod Menu
• Use TGA sequence export if FFmpeg is not configured