GPT-Image-2 提示词作品

{
  "prompt_template": {
    "subject": "Person Name/Uploaded Image",
    "style": "hyperrealistic studio portrait photograph, cinematic dual-tone lighting",
    "composition": {
      "framing": "chest-up close crop portrait",
      "position": "perfectly centered, symmetrical",
      "orientation": "vertical, portrait aspect ratio 4:5",
      "gaze": "direct eye contact with camera, head facing forward, chin level"
    },
    "expression": {
      "mood": "calm, neutral, slightly serious",
      "mouth": "closed, relaxed lips",
      "eyes": "sharp, alert, direct"
    },
    "wardrobe": {
      "clothing": "plain oversized white crewneck t-shirt or sweatshirt",
      "details": "no logos, no patterns, relaxed loose fit, shoulders fully visible",
      "color": "pure white, slightly glowing under fill light"
    },
    "lighting": {
      "setup": "dual-tone split lighting",
      "key_light": "warm amber/orange rim light from camera-left, raking across one side of face, neck and shoulder",
      "fill_light": "cool blue ambient light filling the rest of the face and body",
      "background_light": "soft glow gradient matching blue ambient tone",
      "contrast": "high contrast between warm highlight and cool shadow zones",
      "quality": "soft studio diffusion with a crisp rim highlight, no harsh shadows on facial features"
    },
    "background": {
      "type": "seamless studio backdrop",
      "color_gradient": "deep navy blue to teal, darker at edges",
      "vignette": "subtle darkening toward corners",
      "texture": "smooth, no props, no patterns"
    },
    "camera_specs": {
      "lens": "85mm equivalent portrait lens",
      "aperture": "shallow depth of field, f/2.8 look",
      "focus": "tack sharp on eyes and facial features",
      "sensor_feel": "medium format digital, ultra high resolution, 8k detail"
    },
    "skin_and_hair_detail": {
      "skin": "natural realistic texture, visible pores, subtle sheen from lighting, no over-smoothing or plastic look",
      "hair": "natural texture and volume matching subject's real hairstyle, individual strands visible under rim light"
    },
    "color_grade": "cinematic teal and orange color grade, warm highlights vs cool shadows, filmic contrast",
    "post_processing": "professional retouch level, subtle skin evenness, retain natural imperfections, no beautify filter, no plastic AI look",
    "negative_prompt": "no text, no watermark, no extra objects, no inset image, no reference photo overlay, no multiple people, no distorted face, no blurry eyes, no cartoon or illustration style, no harsh unnatural shadows",
    "output_settings": {
      "resolution": "high resolution, ultra detailed 8k",
      "aspect_ratio": "4:5 portrait",
      "realism_level": "photorealistic, indistinguishable from a real studio photograph"
    }
  }
}