Frame Window Calculator for ComfyUI

Author: gajjar4 Note: Specifically designed WindowOfFrame solution for server environments

A fully automatic frame window size calculator designed for ComfyUI, based on WanVideo Animate Embeds mathematical algorithms.

Features

🎯 Frame Window Calculator

• Input: frame_count from Load Video Upload node
• Output: Automatically calculated optimal frame_window_size
• Fully Automatic: No manual parameter tuning required, based on mathematical formulas

Node Description

Frame Window Calculator 🎬

Input Parameters:

• frame_count: Total number of video frames (from Load Video Upload node)

Output Results:

• frame_window_size: Automatically calculated optimal window size (directly connect to WanVideo Animate Embeds)

Usage

1. Load Video Upload → frame_count → Frame Window Calculator → frame_window_size → WanVideo Animate Embeds

That's it!

Algorithm Logic

EXACT WanVideo Mathematical Formulas (copied from source code):

1. Frame Alignment (WanVideo Standard)

aligned_frames = ((frame_count - 1) // 4) * 4 + 1