照片真實冬季情侶肖像與糖果

{
  "generation_request": {
    "meta_data": {
      "tool": "NanoBanana Pro",
      "task_type": "photoreal_cinematic_winter_couple_candy_cane_heart_foreground",
      "version": "v1.0_CANDY_CANE_HEART_FRAME_SNOW_FOREST",
      "priority": "highest"
    },
    "references": {
      "female_reference_image": {
        "slot": 1,
        "purpose": "FEMALE_IDENTITY_LOCK",
        "strict_identity_lock": true
      },
      "male_reference_image": {
        "slot": 2,
        "purpose": "MALE_IDENTITY_LOCK",
        "strict_identity_lock": true
      },
      "composition_reference_image": {
        "source": "UPLOAD_REFERENCE_IMAGE (OPTIONAL)",
        "purpose": "COMPOSITION_PROP_LOCK_CANDY_CANE_HEART_FRAME",
        "strict_lock": false
      }
    },
    "output_settings": {
      "aspect_ratio": "4:5",
      "orientation": "portrait",
      "resolution": "ultra_high_res",
      "render_style": "ultra_photoreal_cinematic_winter_photo",
      "sharpness": "crisp_faces_natural",
      "film_grain": "subtle_analog",
      "color_grade": "cool_winter_clean_soft"
    },
    "hard_constraints": [
      "Exactly 2 people only (one female, one male).",
      "Faces must match uploaded references with maximum similarity (no morphing).",
      "Foreground prop: two red-and-white candy canes forming a heart frame, held by a hand close to camera.",
      "Candy canes + hand are slightly out of focus (foreground blur), couple is in sharp focus.",
      "Snowy pine forest background, visible falling snowflakes.",
      "No text, no logos, no watermark.",
      "Photoreal anatomy and hands (no extra fingers)."
    ],
    "camera": {
      "style": "romantic winter portrait, shallow depth of field",
      "lens": "50mm",
      "aperture": "f/1.8",
      "focus": "tack sharp on couple faces, foreground candy canes softly blurred",
      "shutter_speed": "1/500",
      "iso": 200,
      "white_balance": "cool winter daylight"
    },
    "lighting": {
      "type": "soft overcast daylight + snow bounce",
      "contrast": "low_to_medium",
      "highlights": "gentle on snow and knit textures",
      "shadows": "soft"
    },
    "prompt": {
      "scene_summary": "Ultra-photoreal romantic winter couple portrait in a snowy pine forest. In the extreme foreground, a hand holds two classic red-and-white striped candy canes arranged into a heart shape, framing the couple in the center of the heart. The candy canes and the hand are close to the lens and slightly out of focus (creamy foreground blur). The couple stands several meters behind, in sharp focus, embracing intimately. The man gently kisses the woman’s forehead; she smiles softly with eyes closed. Light snow is falling, with a few snowflakes visible mid-air. The ground is covered in fresh snow and the tall pine trees behind them are heavily snow-laden.\n\nWardrobe & styling:\n- Cozy winter knitwear: cream/white sweaters with subtle patterns, winter beanies (neutral tones), jeans; wa

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