Upscaling pipelines
AI filmmaking · 2 resources.
LTX-2.5 DFR in ComfyUI: Image to Video with Audio
A three-stage LTX-2.5 pipeline that generates video with synced audio from one image. It renders at half size, upscales 2x spatially, then optionally doubles the frame rate.
ComfyUI Image Upscale Workflow
A beginner tutorial on AI upscaling in ComfyUI with ESRGAN models. It shows how to download models from OpenModelDB and chain upscaling after text-to-image.
Questions and answers
How do I upscale images in ComfyUI?
The ComfyUI Image Upscale tutorial shows how to download ESRGAN models from OpenModelDB and chain upscaling after text-to-image.
How do I upscale AI video in ComfyUI?
The LTX-2.5 DFR pipeline renders at half size, upscales 2x and can double the frame rate. NVIDIA VFX Nodes upscale video up to 4× on RTX GPUs.
Is it faster to render small and upscale AI video?
The LTX-2.5 DFR guide uses that approach, rendering at half size before a 2x spatial upscale. Kandinsky 6.0 also reaches Full HD by upscaling from SD.