Vintage Evening Flash Portrait Transformation Prompt
An extensive JSON prompt for Gemini Nano Banana, designed for image-to-image transformation. It applies a warm-toned, film-like vintage aesthetic with harsh flash lighting and realistic grain to an input photo, while strictly preserving the subject's facial identity and skin texture (no smoothing or AI alterations).
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Sample Prompt
{ "meta":{ "quality":"High-Definition", "type":"Evening indoor flash portrait", "ratio":"4:5 vertical", "device":"iPhone 16 Pro", "style_reference":"Transform the INPUT PHOTO into this exact aesthetic.", "look":"Evening flash, warm-toned vintage, real grain, realistic skin texture (NO smoothing)." }, "identity_lock":{ "preserve_face": true, "strict": true, "rules":[ "The face MUST remain IDENTICAL to the input photo.", "No changes to facial structure, proportions, expression, or identity.", "No smoothing, no beautify, no retouch, no AI facial alterations." ] }, "skin_texture_rules":{ "keep_texture": true, "no_smoothing": true, "no_blur": true, "realistic_details": "natural texture preserved.", "flash_behavior":"Flash highlights should reveal texture, not hide it." }, "vintage_effect":{ "warmth":"{argument name="warmth" default="+18"}", "contrast":"{argument name="contrast" default="+22"}", "highlights":"{argument name="highlights" default="-5"}", "shadows":"{argument name="shadows" default="+12"}", "grain":"{argument name="grain" default="Medium (film-like)"}", "vignette":"{argument name="vignette" default="Soft"}", "color_grade":"{argument name="color grade" default="Warm beige vintage tint"}", "sharpness":"{argument name="sharpness" default="Slightly reduced to mimic old camera softness"}" }, "global_context":{ "scene_description":"{argument name="scene description" default="Indoor hallway with wall decor, mirror reflection, white walls and warm flash lighting."}", "time_of_day":"{argument name="time of day" default="Evening"}", "lighting":"{argument name="lighting" default="Direct warm flash illuminating the subject with strong falloff into the background."}", "environment_details":[ "{argument name="environment detail 1" default="Mirror behind the subject with reflection visible."}", "{argument name="environment detail 2" default="White paneled walls."}", "{argument name="environment detail 3" default="Marble/stone console table with a floral arrangement."}", "{argument name="environment detail 4" default="Soft shadows created by harsh flash."}" ] }, "composition":{ "camera_angle":"{argument name="camera angle" default="Eye-level, straight-on portrait"}", "framing":"{argument name="framing" default="Knees-up full portrait"}", "pose":"{argument name="pose" default="Body leaning slightly forward with one hand on console table and the other arm across the torso."}", "expression":"{argument name="expression" default="Confident, pouty, soft glamorous gaze."}", "flash_effect":"{argument name="flash effect" default="Glossy highlights on skin and dress."}" }, "subject":{ "makeup":{ "style":"{argument name="makeup style" default="Soft glam."}", "lips":"{argument name="lips" default="Pink-brown gloss with warm undertone."}", "eyes":"{argument name="eyes" default="Eyeliner + lashes."}", "blush":"{argument name="blush" default="Warm peach."}" }, "skin":"{argument name="skin" default="Natural undertone, realistic texture, NOT smoothed."}", "outfit":{ "dress":"{argument name="dress" default="White mini halter dress with deep neckline and satin-like shine."}", "fabric_behavior":"{argument name="fabric behavior" default="Flash creates bright reflections and visible folds."}" } }, "background_objects":[ { "id":"mirror", "description":"{argument name="mirror description" default="Large wall mirror reflecting the subject's pose."}", "lighting":"{argument name="mirror lighting" default="Flash reflection visible but subdued."}" }, { "id":"flowers", "description":"{argument name="flowers description" default="Vibrant bouquet on the table (yellow, purple, green)."}" }, { "id":"wall", "description":"{argument name="wall description" default="White paneled wall with framed signage."}" } ], "rules":{ "identity_constant": true, "no_face_change": true, "no_ai_artifacts": true, "realism":"{argument name="realism" default="Ultra realistic evening flash aesthetic with vintage tones."}" } } Use the uploaded photo as the input image. Generate the image.
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About Vintage Evening Flash Portrait Transformation Prompt
{ "meta":{ "quality":"High-Definition", "type":"Evening indoor flash portrait", "ratio":"4:5 vertical", "device":"iPhone 16 Pro", "style_reference":"Transform the INPUT PHOTO into this exact aesthetic.", "look":"Evening flash, warm-toned vintage, real grain, realistic skin texture (NO smoothing)." }, "identity_lock":{ "preserve_face": true, "strict": true, "rules":[ "The face MUST remain IDENTICAL to the input photo.", "No changes to facial structure, proportions, expression, or identity.", "No smoothing, no beautify, no retouch, no AI facial alterations." ] }, "skin_texture_rules":{ "keep_texture": true, "no_smoothing": true, "no_blur": true, "realistic_details": "natural texture preserved.", "flash_behavior":"Flash highlights should reveal texture, not hide it." }, "vintage_effect":{ "warmth":"{argument name="warmth" default="+18"}", "contrast":"{argument name="contrast" default="+22"}", "highlights":"{argument name="highlights" default="-5"}", "shadows":"{argument name="shadows" default="+12"}", "grain":"{argument name="grain" default="Medium (film-like)"}", "vignette":"{argument name="vignette" default="Soft"}", "color_grade":"{argument name="color grade" default="Warm beige vintage tint"}", "sharpness":"{argument name="sharpness" default="Slightly reduced to mimic old camera softness"}" }, "global_context":{ "scene_description":"{argument name="scene description" default="Indoor hallway with wall decor, mirror reflection, white walls and warm flash lighting."}", "time_of_day":"{argument name="time of day" default="Evening"}", "lighting":"{argument name="lighting" default="Direct warm flash illuminating the subject with strong falloff into the background."}", "environment_details":[ "{argument name="environment detail 1" default="Mirror behind the subject with reflection visible."}", "{argument name="environment detail 2" default="White paneled walls."}", "{argument name="environment detail 3" default="Marble/stone console table with a floral arrangement."}", "{argument name="environment detail 4" default="Soft shadows created by harsh flash."}" ] }, "composition":{ "camera_angle":"{argument name="camera angle" default="Eye-level, straight-on portrait"}", "framing":"{argument name="framing" default="Knees-up full portrait"}", "pose":"{argument name="pose" default="Body leaning slightly forward with one hand on console table and the other arm across the torso."}", "expression":"{argument name="expression" default="Confident, pouty, soft glamorous gaze."}", "flash_effect":"{argument name="flash effect" default="Glossy highlights on skin and dress."}" }, "subject":{ "makeup":{ "style":"{argument name="makeup style" default="Soft glam."}", "lips":"{argument name="lips" default="Pink-brown gloss with warm undertone."}", "eyes":"{argument name="eyes" default="Eyeliner + lashes."}", "blush":"{argument name="blush" default="Warm peach."}" }, "skin":"{argument name="skin" default="Natural undertone, realistic texture, NOT smoothed."}", "outfit":{ "dress":"{argument name="dress" default="White mini halter dress with deep neckline and satin-like shine."}", "fabric_behavior":"{argument name="fabric behavior" default="Flash creates bright reflections and visible folds."}" } }, "background_objects":[ { "id":"mirror", "description":"{argument name="mirror description" default="Large wall mirror reflecting the subject's pose."}", "lighting":"{argument name="mirror lighting" default="Flash reflection visible but subdued."}" }, { "id":"flowers", "description":"{argument name="flowers description" default="Vibrant bouquet on the table (yellow, purple, green)."}" }, { "id":"wall", "description":"{argument name="wall description" default="White paneled wall with framed signage."}" } ], "rules":{ "identity_constant": true, "no_face_change": true, "no_ai_artifacts": true, "realism":"{argument name="realism" default="Ultra realistic evening flash aesthetic with vintage tones."}" } } Use the uploaded photo as the input image. Generate the image. Features: 100% free. PicXStudio's AI-powered template for instant image generation.
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