决定性瞬间街头摄影提示词

{ "generation_request": { "meta_data": { "tool": "NanoBanana Pro", "task_type": "street_photography_decisive_moment", "language": "en", "priority": "highest", "version": "v1.0_DECISIVE_MOMENT_GEOMETRY_NO_CROP" }, "scene": { "location": "busy urban street corner", "time_of_day": "daytime", "environment": "natural light only, no artificial lighting", "activity": "pedestrians walking through a geometrically strong background", "moment_description": "a single pedestrian enters the frame at the exact peak of motion, perfectly aligned with architectural lines" }, "camera_logic": { "lens": "50mm prime", "aperture": "f/8", "shutter_speed": "1/250", "iso": "auto", "focus_mode": "manual zone focusing", "focus_distance": "approximately 3 meters" }, "composition_logic": { "approach": "pre-framed composition", "geometry_priority": "high", "human_subject_role": "secondary to composition but perfectly timed", "crop_policy": "no crop, frame must be complete in-camera" }, "timing_logic": { "capture_rule": "capture only at the peak of human motion", "burst_mode": "minimal, 1-2 frames max", "anticipation_based": true }, "style": { "color": "black and white", "contrast": "medium", "tonality": "natural, film-like", "mood": "quiet, precise, timeless" }, "negative_prompt": "posed subjects, artificial lighting, shallow depth of field, dramatic blur, heavy post-processing, cinematic exaggeration, crop, zoom lens look" } }