Gemini Nano Banana 3.0 Pro 拍摄指导

json Gemini Nano Banana 3.0 Pro Prompt: { "generation_constraints": { "identity_preservation": "Strict full identity lock on both subjects from reference photo", "facial_features": "Do not alter faces, proportions, or natural expressions", "style_reference": "Raw Y2K night-photo style" }, "camera_settings": { "lens": "85mm portrait lens", "focus": "Shallow depth of field", "angle": "Eye level", "framing": "Medium shot", "technique": "Strong direct frontal flash (on-camera flash)" }, "subject_details": { "pose_interaction": { "position": "Sitting close together in car backseat", "man_action": "Gently hugging woman around neck, kissing her temple", "woman_action": "Leaning toward him softly, eyes closed", "mood": "Peaceful, intimate, calm" }, "wardrobe": { "woman": { "garment": "Elegant black long-sleeve dress", "fabric": "Dense matte fabric", "details": "High neckline, no exposed shoulders, classic fitted silhouette" }, "man": { "outfit": "Black suit with matching trousers", "shirt": "Black shirt worn underneath" } } }, "lighting_and_atmosphere": { "primary_source": "Strong direct frontal flash", "ambient_light": "None inside (dark interior), blurred warm city lights outside", "contrast": "High contrast edges, crisp shadows behind subjects", "highlights": "Sharp flash highlights on skin and wet glass" }, "environment_context": { "setting": "Inside a car at night", "background_elements": "Fogged car windows with raindrops", "effects": "Flash reflections bouncing off glass, subtle haze from cold night air", "depth": "Background remains deep and dark with soft blur" } }