Prompt vidéo de diffusion de halfpipe de snowboard

{ "shot": { "description": "Dramatic broadcast coverage of snowboarder executing aerial rotation in halfpipe. Athlete builds speed, carves up wall, launches into controlled flip with board grab, lands cleanly, rides away with celebration", "duration": 8, "camera_motion": "slow push in during aerial moment, pull back for landing" }, "subject": { "main_character": "Professional snowboarder in bright team colors, helmet and goggles", "action_sequence": "Setup turns in flat bottom (0-2s), aggressive carve up wall (2-3s), explosive launch and inverted rotation with method grab (3-5s), spotted landing with compression (5-6s), ride away with fist pump (6-8s)" }, "scene": { "location": "Olympic-standard halfpipe, competition setting", "environment": "Alpine venue, clear sky, mountain backdrop, branded banners on deck", "atmosphere": "Competition intensity, spectators visible on edges" }, "visual_details": { "lighting": "High contrast daylight, dramatic shadows in pipe", "style": "Broadcast sports coverage, ESPN production quality", "color_palette": "Vivid team colors against white snow, deep blue sky" }, "cinematography": { "shot_type": "Telephoto compression from safe distance", "framing": "Athlete fills frame at peak height, pipe walls create leading lines", "movement": "Subtle zoom during apex, stable base position", "depth_of_field": "Sharp focus on athlete, soft mountain background" }, "audio": { "ambient_sounds": "crisp board carve on hard snow, takeoff compression sound, wind whoosh during rotation, solid landing impact, crowd reactions distant", "atmosphere": "reverb from mountain acoustics, spatial depth" }, "visual_rules": { "prohibited_elements": ["impossible physics", "multiple flips", "unrealistic hang time"], "style_reference": "Winter X-Games broadcast, Olympics snowboarding coverage", "physics_constraints": "proper parabolic arc, realistic rotation speed, gravity consistent" } }