Nano Banana prompt: { "prompt_type": "descriptive_replication", "r...
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Model used
Nano Banananano-banana-2Generation parameters
Image1856x2304jpg
Prompt
{
"prompt_type": "descriptive_replication",
"reference_adherence": "STRICT_VISUAL_FIDELITY",
"aspect_ratio": «4:5",
"style": "1990s compact digital camera aesthetic with natural ambient light (soft daylight, slightly warm), subtle on‑camera flash as gentle fill (20‑30%), soft grain, slightly desaturated colors, moderate contrast, minimal chromatic aberration, slight edge vignette. NO HDR, NO tone mapping, NO modern digital processing, NO vertical banding, NO lens scratches, NO intrusive artifacts. The image looks like a clean, raw photograph taken with an early digital point‑and‑shoot (e.g., Kodak DC series), preserving the natural lighting atmosphere – a warm, sunny day with soft shadows. The built‑in flash adds a soft frontal fill, not overpowering the ambient, creating gentle specular highlights on skin and fabric. Ultra‑realistic textures: skin pores, hair strands, fabric details, and environmental elements – all rendered with fine grain and no smoothing. The composition is a medium full‑body shot from a slightly low angle, capturing a young woman in a natural, candid moment. The overall mood is relaxed, authentic, and nostalgic, with a vintage snapshot feel.",
"scene": {
"location": "A sunny waterfront promenade in a coastal town, late afternoon. The background features a calm sea with gentle waves, a few sailboats, and a distant pier. The promenade is lined with palm trees and low white buildings with blue shutters. There are a few wooden benches and old lamp posts. The light is warm and golden, creating long soft shadows. A gentle breeze is blowing.",
"subject": {
"demographics": "A young woman in her mid‑20s, natural beauty, slender build, with shoulder‑length wavy chestnut hair, slightly tousled by the wind. She has a warm, friendly smile, looking directly at the camera with relaxed, confident eyes. She wears a simple white linen button‑up shirt (rolled up sleeves, slightly loose) and light blue high‑waisted denim shorts. She has a small leather crossbody bag, and her feet are bare, with subtle nail polish (pale pink). Her pose is casual: she stands with weight on one leg, one hand in her shorts pocket, the other holding a pair of sunglasses she just took off. Her skin has a healthy glow, with visible freckles across the nose and cheeks. The wind plays with her hair, creating a sense of movement. She is the only person in the frame, creating a sense of peaceful solitude.",
"pose": "Standing slightly angled to the camera, one foot slightly forward, relaxed posture. Her head is turned toward the lens, with a natural half‑smile. The background is softly blurred (shallow depth of field) but recognizable, emphasizing the subject."
}
},
"lighting_and_atmosphere": {
"source": "Natural sunlight (late afternoon, warm golden tone) with a mild on‑camera flash as subtle fill. The flash adds gentle highlights on the skin, the sunglasses, and the white shirt, enhancing the textures without overpowering the natural warmth.",
"quality": "Soft, even base light with a slight directional quality from the sun, giving gentle form to the face and body. The flash creates tiny, bright catchlights in the eyes and on the sunglasses, adding a three‑dimensional feel.",
"effects": [
"soft grain (film‑like, not harsh)",
"slightly desaturated, natural colors with a warm, creamy tint",
"subtle vignette at the edges",
"minimal chromatic aberration on high‑contrast edges (hair strands, shirt collar)",
"no intrusive artifacts"
],
"color_cast": "Warm, natural, slightly golden from the setting sun, with the flash adding a clean, neutral fill. The overall palette is rich but muted, with soft beiges, warm whites, and the deep blue of the sea in the background.",
"contrast": "Medium, natural"
},
"camera_and_technical": {
"perspective": "Slightly low angle, the camera positioned at waist level, looking slightly upward at the subject. The framing is a full‑body shot, capturing the subject from just above the knees to the top of the head, with the promenade and sea in the background. The depth of field is moderate, keeping the subject sharp, while the background is softly blurred, creating a cinematic separation.",
"camera_position": "handheld, compact digital camera from early 1990s (e.g., Kodak DC series), 35‑50mm equivalent, f/4‑f/5.6, ISO 200, autofocus with slight softness, shutter speed 1/60s.",
"framing": "Vertical 4:5, the subject occupies the central and lower two‑thirds of the frame, with the sky and sea filling the upper part. Slight tilt (~2°) for a candid feel.",
"focus": "Sharp on the face and upper body, with a gentle fall‑off to the legs and background.",
"visual_fidelity": "Grainy, moderate resolution, natural light, subtle flash fill, no HDR, clean vintage feel, with an emphasis on relaxed, authentic portraiture."
},
"realism_constraints": {
"allowed": [
"soft grain",
"slightly desaturated colors",
"moderate contrast",
"subtle vignette",
"natural skin texture (pores, freckles, fine hairs)",
"soft reflections on skin and sunglasses",
"natural light falloff",
"wind‑blown hair",
"casual, relaxed pose"
],
"forbidden": [
"HDR",
"tone mapping",
"dynamic range compression",
"overexposed highlights (loss of detail)",
"lifted shadows",
"vertical banding",
"lens scratches",
"chromatic aberration beyond minimal",
"sharp focus (clinical)",
"modern digital perfection",
"CGI",
"3d render",
"stylized",
"excessive saturation",
"visible face or torso (only legs and feet) – here face is visible, but that's fine",
"bulging veins",
"varicose veins",
"skin imperfections (acne, scars, moles) – natural is fine",
"messy pedicure – not applicable"
]
},
"negative_prompt": [
"different composition (should be full‑body, low angle)",
"beauty filters",
"airbrushed skin",
"anime",
"cartoon",
"over-sharpening",
"clean digital look",
"perfect exposure",
"smooth gradients",
"messy appearance",
"greasy skin",
"overexposed (loss of detail in highlights)",
"HDR",
"tone mapping",
"dynamic range",
"lifted shadows",
"soft lighting (studio style)",
"fill light (only the built‑in flash is allowed)",
"ambient light (it should be visible, not eliminated)",
"even exposure",
"balanced lighting",
"CGI",
"3d render",
"plastic texture",
"digital art",
"painting",
"deformed body parts",
"extra limbs",
"missing fingers",
"blurry (beyond intentional soft focus)",
"low detail",
"unrealistic proportions",
"bad anatomy",
"watermark",
"signature",
"professional photography (modern)",
"studio lighting (softbox)",
"sharp focus (clinical)",
"perfect composition",
"cinematic (modern)",
"8k",
"masterpiece",
"stylized",
"modern digital",
"natural light (flash must be noticeable)",
"golden hour (if not applicable)",
"teal and orange",
"warm tones (if scene is cool)",
"iPhone",
"LED flash (only 1990s compact camera flash)",
"modern smartphone",
"daylight (if scene is twilight, preserve the time of day)",
"no flash look",
"bright background",
"detailed background",
"HDR look",
"saturated colors",
"bloom (except halation)",
"soft glow",
"people (only subject should be visible)",
"animals",
"clothes beyond the described outfit"
]
}
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