A detailed JSON prompt for an image-to-image transformation using Nano Banana Pro, designed to create a cinematic fine-art portrait with a baroque, chiaroscuro aesthetic. The prompt specifies preserving the subject's identity, pose, and features while enhancing realism, texture, and mood. It includes detailed settings for lighting, camera, scene, and subject appearance.
{
"generation_request": {
"meta_data": {
"task_type": "cinematic_fine_art_portrait_transformation",
"language": "en",
"priority": "highest",
"version": "v1.0_BAROQUE_CROWN_CHIAROSCURO_FILM_GRAIN"
},
"input": {
"mode": "image_to_image",
"reference_image_usage": "very_high",
"preserve_identity": true,
"preserve_facial_features": true,
"preserve_pose": true,
"preserve_hand_structure": true,
"notes": "Use the uploaded image as the primary reference. Keep the exact composition: close-up portrait, eyes closed, head slightly tilted, both hands holding/placing the crown on top of the head. Preserve the hair volume/shape (curly), skin proportions, crown position and size, and the dark background. Only enhance realism, texture, and cinematic fine-art mood. Do not add text."
},
"output": {
"aspect_ratio": "4:5",
"resolution": "ultra_high",
"num_images": 1,
"sharpness": "filmic_soft_crisp",
"grain": "true_35mm_film",
"color_grade": "warm_amber_baroque",
"quality": "maximum"
},
"scene": {
"concept": "a timeless baroque-inspired fine-art portrait of a crowned woman, intimate and regal",
"environment": "deep black studio void background with subtle falloff, no visible set elements",
"lighting": {
"style": "chiaroscuro",
"key_light": "single soft key from upper-left, warm tungsten tone",
"fill": "minimal fill, preserve deep shadows",
"rim": "very subtle rim highlight on hair and crown edges",
"specular": "controlled, no harsh shine"
},
"camera": {
"framing": "tight head-and-shoulders portrait",
"lens_look": "85mm portrait, shallow depth of field",
"aperture_style": "f1.8 look",
"focus": "focus on face and crown hands, background fully melted"
},
"style": {
"aesthetic": "photoreal cinematic film still meets classical oil-portrait mood",
"texture": "natural skin texture, subtle pores, soft halation on highlights",
"retouch": "none, keep authentic imperfections"
}
},
"subject": {
"person": "adult woman",
"appearance": {
"hair": "voluminous curly hair, warm auburn/copper tones, natural frizz details",
"makeup": "minimal, soft warm lips, natural brows, no heavy glam",
"expression": "eyes closed, calm, serene, regal stillness",
"skin": "natural texture, warm highlights, realistic shadow transitions"
},
"wardrobe": {
"neckline": "bare shoulders as in reference",
"jewelry": "none unless already present"
},
"prop": {
"crown": "metallic crown with geometric points, warm gold tone, realistic metal reflections"
}
},
"negative_prompt": [
"text",
"logos",
"watermarks",
"extra fingers",
"missing fingers",CC BY 4.0. Prompt pages keep the original attribution and source links from the upstream gallery records stored in the database.


