Semi-transparent Canny refs fix pose bleeding in H3 video generation

Vortexneonlight · reddit · 2026-11-02

A Reddit user shares a practical trick for pose-controlled video generation with H3: raw reference images bleed clothes/environment/colors into the video, while pure Canny edges get ignored or hallucinated on complex poses. Overlaying the original image at low opacity on the Canny map ("semi-transparent Canny") makes the model understand both the pose and the elements.

Benefits:

The post includes a full shot-by-shot prompt template (Visual Style, Global Constraint, Asset Mapping, Chronological Actions) with settings: 6 steps, Dmad-Larry dareties mix LoRA, MP 0.7. Attached images compare Canny vs normal no-bg references on acro-yoga poses.

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