Gemini Nano Banana 3.0 肖像

Gemini Nano Banana 3.0
Prompt:
{
 "scene_definition": {
 "meta": {
 "type": "Portrait",
 "shot_size": "Tight Close-up",
 "aspect_ratio_implication": "Vertical (Portrait)"
 },
 "subject": {
 "identity_constraints": {
 "facial_features": "Match reference photo exactly"
 },
 "pose": {
 "head_tilt": "Diagonal to the left",
 "body_posture": "Leaning back",
 "gaze": {
 "direction": "Directly into camera",
 "quality": "Intimate"
 }
 },
 "appearance": {
 "skin": {
 "texture": "Warm, glowing",
 "finish": "Natural"
 },
 "hair": {
 "texture": "Sleek, wet or lightly oiled",
 "styling": "Long thin strands",
 "placement": "Falling loosely over forehead, framing face"
 },
 "expression": [
 "Soft",
 "Calm",
 "Dreamy",
 "Melancholic"
 ]
 },
 "styling": {
 "makeup": {
 "style_name": "Igari / Sun-kissed",
 "blush": {
 "intensity": "Heavy",
 "palette": [
 "Peach",
 "Terracotta"
 ],
 "placement": "Across cheeks and bridge of nose"
 },
 "lips": {
 "finish": "Soft matte",
 "color": "Rose",
 "posture": "Slightly parted"
 }
 },
 "attire": {
 "visible": [
 "Bare shoulder",
 "Collarbone"
 ],
 "implied": "Strapless top"
 }
 }
 },
 "composition": {
 "layering": {
 "foreground": {
 "status": "Blurred / Out of focus",
 "elements": [
 {
 "object": "Hand holding papaya slice",
 "details": "Orange flesh, visible black seeds"
 },
 {
 "object": "Jagged green leaf",
 "type_resemblance": "Fern or tomato leaf",
 "position": "Hanging near left eye"
 }
 ]
 },
 "focal_point": {
 "target": "Face and upper chest",
 "crop": "Top of head cropped out"
 }
 }
 },
 "lighting": {
 "global_condition": "Natural",
 "time_of_day": "Golden Hour",
 "technique": "Dappled light filtering through foliage",
 "rendering": {
 "highlights": {
 "tone": "Warm",
 "intensity": "High-contrast",
 "locations": [
 "Shoulder",
 "Cheek",
 "Nose"
 ]
 },
 "shadows": {
 "tone": "Cool",
 "quality": "Soft"
 }
 }
 },
 "aesthetic": {
 "mood": [
 "Ethereal",
 "Organic",
 "Tropical",
 "Nostalgic"
 ],
 "visual_style": {
 "medium_emulation": "Analog film",
 "artifacts": "Subtle grain",
 "color_grade": "Warm and earthy"
 }
 }
 }
}