风吹发丝温暖低光胶片感自拍人像

{
  "portrait_prompt": {
    "subject": {
      "description": "Based on <User Portrait>, an intimate close-up handheld selfie of a young woman leaning slightly toward the camera, direct eye contact, soft confident smile, natural relaxed face, subtle cheek warmth, wind-swept dark hair moving across the left side of the frame",
      "features": {
        "hair": "dark voluminous hair, slightly messy and wind-blown, soft flyaway strands, glossy highlights",
        "eyes": "bright eyes looking directly into the lens, catchlights visible, slightly softened by low-light grain",
        "expression": "gentle closed-mouth smile, playful and calm, not exaggerated"
      },
      "pose": "head slightly tilted, shoulders angled, face close to the camera, candid selfie posture"
    },
    "attire": {
      "type": "Based on user-uploaded clothing reference",
      "details": [
        "loose white collared shirt",
        "open neckline",
        "soft folded collar",
        "large gold hoop earring visible on one side"
      ],
      "color": "white shirt with warm amber reflections"
    },
    "composition": {
      "shot_type": "Close-up selfie portrait",
      "focal_length": "24-28mm smartphone wide-angle tendency",
      "aperture": "wide aperture look, shallow but phone-like depth of field",
      "camera_angle": "slightly high eye-level handheld angle",
      "camera_height": "just above face level",
      "framing": "tight vertical crop, face placed on the right half of the frame, hair and shoulder filling the left side, top hair slightly cropped, imperfect candid framing",
      "aspect_ratio": "3:4 vertical"
    },
    "lighting": {
      "type": "mixed low-light indoor lighting with soft direct-flash feeling",
      "direction": "cooler light from front-left hitting the hair, cheek and white shirt, warm practical amber light glowing from lower right and background",
      "mood": "warm, intimate, spontaneous, slightly nostalgic"
    },
    "color_palette": {
      "film_simulation": "Kodak Gold 200 film simulation with disposable camera influence",
      "style": "warm golden tones, cool flash highlights, deep brown shadows, old phone selfie filter",
      "tones": [
        "warm amber background",
        "creamy skin tones",
        "deep black hair",
        "soft white shirt",
        "muted brown shadows"
      ],
      "grade_notes": [
        "highlight roll-off: slightly blooming and soft, especially on cheek, shirt and hair",
        "shadow tint: warm brown-black shadows with mild color noise",
        "contrast curve: medium contrast with crushed low-light blacks",
        "grain: visible fine digital noise plus film-like grain across skin and background",
        "filter: mild beauty smoothing without losing pores completely, low-resolution compression texture"
      ]
    },
    "environment": {
      "setting": "dim indoor night environment",
      "background": "dark warm wooden or brown interior, blurred and indistinct, no clear location details",
      "atmosphere": "low-light candid moment with subtle motion blur, warm practical glow, intimate social-media selfie feeling"
    },
    "mood": "playful, soft, confident, candid, nostalgic",
    "technical_tags": [
      "photorealistic",
      "handheld smartphone selfie",
      "low light",
      "visible grain",
      "slight motion blur",
      "soft focus",
      "compressed old-phone texture",
      "subtle halation",
      "natural skin texture"
    ],
    "character_reference": "Based on user-uploaded character reference",
    "clothing_reference": "Based on user-uploaded clothing reference",
    "negative_prompt": "watermark, logo, text, extra fingers, broken anatomy, distorted eyes, asymmetrical pupils, plastic skin, over-smoothed beauty retouching, overly sharp studio portrait, clean commercial lighting, HDR look, random bokeh, exaggerated smile, harsh face distortion, messy artifacts on face, duplicated earrings, unnatural hair clumps, overexposed skin, green or magenta color cast"
  }
}