Secret ComfyUI Tool Workflow (Frame Interpolation, RTX Super Resolution, VHS & VideoSequencer)

4K video is too large for Civit AI.
A modular all-in-one utility workflow for ComfyUI designed for versatile audio replacement, video concatenation, and upscaling to 60 FPS using native frame interpolation and RTX Video Super Resolution.

### 📦 Required Node Packs:

- ComfyUI-Easy-Use: For clean routing, helper functions, and logic control.

- ComfyUI-VideoHelperSuite (VHS): For solid video loading, audio combining, and video export.

- ComfyUI-Frame-Interpolation: For native GAP-Filler and RIFE frame interpolation (60 FPS).

- RTX Video Super Resolution (ComfyUI_RTXVideo): For ultra-fast hardware-accelerated upscaling via multiplier (2x, 4x) or custom resolution.

- ComfyUI VideoSequencer: Concatenates multiple video parts with instant cuts or rendered transitions.

- rgthree-comfy: Manages master switch toggles and top-down signal priority routing.

### ✨ Key Features:

✅ Master Switch Hub: Conveniently toggle sub-pipelines on or off from a single control interface.

✅ Audio Replacement: Swap out original video audio tracks without re-rendering visuals (perfect for lipsync).

✅ 60 FPS GAP-Filler & RIFE: Frame rate boosting via native ComfyUI GAP fillers or RIFE models with automated fallback logic.

✅ RTX Video Super Resolution: Blazing-fast upscaling executed strictly after FPS processing.

✅ Modular VideoSequencer: Chain video parts together seamlessly right inside the workflow.