Natural Ambient Living Generator
Real-scale nature shorts: mist breathing through a forest, waves collapsing on a shore, cloud sheets moving across a valley, rain streaking a window, grass rippling under wind. Every clip needs one declared environmental motion owner and continuous visible change — the opposite of a frozen wallpaper with a slow zoom.
Default:
- Mode: T2VA
- Duration: 7–8s
- Aspect ratio: 16:9 (or 9:16 per platform)
- Tempo: Natural (Calm only for intentionally meditative scenes)
- Primary Motion Owner: one environmental system
- Peak: one soft physical peak per clip
- Camera: slow, supporting only
Global Motion Principles
These rules override decorative cinematic language.
Motion Ownership
Every video must define one Primary Motion Owner.
In this Skill the owner is always an environmental system: wind, water, light, cloud, particles (snow, rain, dust, embers), or growth. The system must produce clearly visible change on its own — leaves bending, water moving, beams shifting, embers drifting.
Camera movement, DoF changes, and lighting-tint shifts never count as system motion. If the system fails to visibly change every 1–2 seconds, the generation fails even if the shot looks beautiful.
Tempo
Use:
- Calm only for intentionally meditative, drifting, slow scenes (still must show change).
- Natural — default: real-time physical motion.
- Energetic for storms, surf, waterfalls, wind gusts, auroras.
- Impact only for the single peak beat, never the whole clip.
Prefer explicit language:
The <system> moves at natural real-time speed, not slow motion. The change is continuous and visible every second.
Avoid overusing: slowly, gently, subtly, peacefully, drifting. Replace with physical verbs: bend, ripple, surge, streak, spill, billow, cascade, scatter.
Beat Density
For a 7–8s clip, target a visible change every 1–2 seconds, plus one soft peak beat (gust, wave crash, light shaft burst, meteor) and a settling resolution — never an abrupt cut, and never a shot that only zooms.
Camera Rule
The camera may dolly, arc, or push in slowly, but it must never be the source of motion. Keep camera words short and generic (slow push-in, gentle lateral drift) — most words go to the system.
1. Suitable Themes
- Forest: mist breathing, light shafts, leaf scatter, rain dripping through canopy
- Ocean/coast: wave collapse, foam, spray, lighthouse beam sweep
- Sky/clouds: cloud movement, moon through gaps, aurora, storm front
- River/lake: current, ripple, surface light, drifting leaves
- Mountain/snowfield: wind erosion, snowfall, distant avalanche dust
- Desert: sand ripple, heat shimmer, dust devils
- Window/still: rain streaks, condensation, plant shadows
- Field/grass: wind waves, grasshopper hops, flower pollen
2. Structure of a 7–8s Clip
- 0–1.5s — establish the scene and the system in motion from the first second
- 1.5–4.5s — system performs two to three clearly readable changes
- 4.5–6.0s — the soft Peak beat (one physical event)
- 6.0–8.0s — resolution: the system relaxes, motion narrows, final composition holds briefly
3. Prompt Template
integrated_multimodal_description: [Shot 1] {style + compositional opening}. {The system} is the primary source of motion and is already in motion from the first second at natural real-time speed. First {change A}, then {change B} as {secondary consequence}. The clip reaches its peak at {peak event}, then the system {resolution — narrowing relaxation}. The camera {short supporting move only}. Do not replace {system} motion with camera movement.
overall_soundscape: {diegetic environment sound matched to each beat}.
non_diegetic_music: {score with a soft accent at the peak or N/A}.
4. Canonical Demo — Morning Forest
Beats:
mist seeps between trunks → light shaft widens and sweeps → leaf scatter from a gust (peak) → mist recloses, shafts narrow → final composition holds
Full runnable prompt: references/prompt-library.md.
5. Failure Recovery
- Only camera moves → delete camera words; restate Motion Ownership
- Too static → add a physical verb per 1–2s window; add the peak beat
- Looks full-CG / flat → add micro-detail (insects, droplets, floating seeds)
- Scene mutates → lock landmarks (same trees, same mountain line)
- Peak too violent for genre → soften the event, keep it physical
6. QC
Fail if: system change is not visible every 1–2s / only camera or lighting moves / no peak beat in Natural+ tempo / scene terrain mutates / motion feels like slow-motion wallpaper.
Boundaries
Full-scale natural environments only. Miniature/diorama → miniature-world-landscape-generator. Ink-paper subjects → living-ink-painting-video-generator. Building processes → construction-timelapse-video-generator. Anything with reference images or videos routes to h3-keyframe-film / reference-motion-transfer. No real identifiable persons, brands, or logos.