Prompt · Photography · Nano Banana

{
"generation_request": {
"meta_data": {
"task_type": "black_and_white_photobooth_expression_grid_4x4",
"language": "en",
"priority": "highest",
"version": "v1.0_BW_PHOTOBOOTH_EXPRESSIONS_4X4n},
"input": {
"mode": "image_to_image",
"reference_image_usage": "very_high",
"preserve_identity": true,
"preserve_facial_features": true,
"preserve_hairstyle": true,
"notes": "Use the reference as the primary anchor. Create a black-and-white photobooth-style expression grid. Keep the same young man identity and hair. Each panel should show a different facial expression. Minimal background, direct photobooth flash look, natural skin texture.n},
"output": {
"aspect_ratio": "1:1",
"resolution": "ultra_high",
"num_images": 1,
"layout": {
"type": "grid",
"rows": 4,
"cols": 4,
"gutter": "thin",
"panel_consistency": "highn},
"sharpness": "crisp_photobooth",
"grain": "subtle_analog_bwn},
"scene": {
"concept": "classic photobooth contact sheet with expressive faces",
"environment": "plain neutral backdrop, no props",
"lighting": {
"style": "direct photobooth flash",
"key_light": "front flash, slightly hard but flattering",
"shadows": "soft short shadows behind subject",
"avoid": "cinematic side light, dramatic backgroundsn},
"camera": {
"lens": "50mm",
"distance": "tight head-and-shoulders framing",
"focus": "eyes sharp in every paneln}n},
"subject": {
"type": "young man",
"wardrobe": "simple casual photobooth look, plain t shirt or hoodie with no logos",
"hair": "keep same hairstyle across all panels",
"facial_hair": "natural if present, keep consistent",
"anatomy_rules": "correct facial proportions, no warped eyes or mouthn},
"expression_set": {
"panel_01": "scrunched smile, eyes squeezed slightly",
"panel_02": "intense stare with fingers framing eyes",
"panel_03": "big laugh, mouth open, joyful",
"panel_04": "bored unimpressed face, chin resting in hands",
"panel_05": "sad pout, emotional expression",
"panel_06": "goofy face with both hands making small horns above head",
"panel_07": "playful tongue out with cheeky grin",
"panel_08": "angry glare with eyebrows down",
"panel_09": "confident playful look, hand touching cheek",
"panel_10": "surprised wide eyes, mouth slightly open",
"panel_11": "fake scream excited shout, hands near face",
"panel_12": "mischievous grin with claw-like hand pose",
"panel_13": "confused frown with lips pressed",
"panel_14": "dramatic frustrated expression, hands on head",
"panel_15": "tongue out with eyes closed, playful mood",
"panel_16": "duck face with small devil horns gesturen},
"style": {
"color": "pure black and white",
"contrast": "medium_high",
"background": "flat gray",
"finish": "slight photobooth grain, clean edgesn},
"quality_control": {
"identity_lock": "strict",
"hands_priority": "high",
"avoid": [n"extra fingers",
"missing fingers",
"deformed hands",
"warped face",
"uneven eyes",
"melted mouth",
"plastic skin",
"text",
"watermark",
"logo"n            ]n        },
"negative_prompt": [n"color",
"sepia",
"overly cinematic lighting",
"beauty retouch plastic skin",
"low resolution",
"blur",
"distorted anatomy"n        ]n    }n}"}]