Prompt Used:
{
"positive_prompt": {
"constraints": {
"aspect_ratio": "2:3",
"medium": "High-resolution smartphone photograph",
"shot_type": "Close-up bust portrait",
"subject_instruction": "Real person from user-provided image. Identity, facial features, hair color, and body proportions must remain exactly the same as the reference."
},
"composition": {
"framing": "Center-framed subject, cropped just below the chest",
"camera_angle": "Eye-level, straight on",
"camera_distance": "Close proximity (approx. 0.5 meters), intimate selfie perspective",
"pose": "Facing forward, shoulders square, head slightly tilted to the right, neck visible",
"gaze": "Direct eye contact with the camera lens",
"crop_notes": "Top of bun visible, shoulders included, cut off at mid-torso"
},
"environment": {
"location_cues": "Indoor residential setting, likely a bedroom or living room. Background includes blurred white closet doors, a white wall, a lamp, and a grey textured sofa cushion.",
"time_of_day": "Daytime",
"light_source": {
"type": "Natural window light",
"direction": "Front-left relative to subject",
"softness": "High diffusion, soft shadows",
"falloff": "Natural falloff towards the background"
}
},
"body_and_fabric_interaction": {
"posture_effects": "Standing or sitting upright, shoulders relaxed but creating a natural collarbone definition.",
"fabric_drape": "Swimwear fabric is taut and form-fitting, following the exact curvature of the body without hanging loose.",
"tension_zones": "High tension on the halter straps lifting upwards; fabric stretched smoothly across the chest volume.",
"compression_zones": "Fabric presses firmly against the skin at the bust line and underarm, creating natural contact curves.",
"wrinkle_patterns": "Minimal wrinkling due to the stretch of the spandex/nylon material; smooth surface tension.",
"gravity_behavior": "Natural gravity affecting body tissue weight, visibly supported by the tension of the bikini top.",
"contact_shadows": "Soft occlusion shadows where the fabric edge meets the skin on the chest and cleavage area.",
"fit_accuracy": "Fabric must fit the user’s real body exactly, conforming to the reference volume and shape without reshaping."
},
"materials_and_textures": {
"skin": "Fair complexion with visible natural freckles across the nose, cheeks, and chest. Natural skin texture with pores and slight surface sheen (not oily, just hydrated).",
"fabric": "Royal blue swimwear material with a pink and white floral print. Smooth texture with a subtle synthetic sheen typical of nylon/spandex.",
"separation": "Sharp focus on the subject with a distinct separation from the softly out-of-focus background."
},
"primary_focus": {
"focus_name": "Skin Texture and Fabric Tension Realism",
"observable_features": [
"Freckle patterns on face and chest",
"Realistic tension of the bikini straps",
"Natural skin folding at the armpit",
"Stray hairs in the messy bun hairstyle"
]
},
"color_and_light_rules": {
"white_balance": "Neutral to slightly cool daylight balance",
"contrast": "Medium contrast, preserving shadow detail in the hair and background",
"exposure": "Balanced for skin tones, slightly bright highlights on the forehead",
"saturation": "Natural, true-to-life colors; blue of the top is vibrant but not neon",
"grading_rule": "True-to-life only; no cinematic or stylized grading",
"image_color_gradient": {
"description": "Vertical transition from high-key neutrals to vivid primaries to muted shadows.",
"palette_flow": [
"Top: Soft Cream/Off-White (#F5F5F0) - Ceiling and Upper Walls",
"Center-High: Golden Blonde & Warm Peach (#EACBBA) - Hair and Skin Highlights",
"Center-Low: Deep Royal Blue & Magenta Accents (#2B55A0) - Swimwear",
"Bottom-Left: Muted Greige/Shadow (#9E9C96) - Sofa Texture"
]
}
},
"camera_behavior": {
"camera_type": "Modern Smartphone Primary Sensor",
"depth_of_field": "Shallow depth of field (f/1.8 equivalent), subject sharp, background soft",
"focus_falloff": "Focus drops off quickly behind the subject's ears",
"grain_or_noise": "Low ISO, minimal noise, clean digital capture",
"sharpening_limit": "No over-sharpening"
},
"overall_aesthetic": "Feels like a real, casual selfie; documentary/editorial realism"
},
"strict_negatives": [
"beauty filter",
"face alteration",
"hair modification",
"body reshaping",
"skin smoothing",
"idealized proportions",
"floating fabric",
"perfect symmetry",
"AI glow",
"HDR",
"CGI",
"illustration",
"cinematic grading",
"over-sharpening",
"plastic skin",
"fake texture",
"text",
"logos",
"watermarks"
]
}