戏剧感黑白蝴蝶光棚拍人像

{
  "style_prompt_template": {
    "subject": "[一位沉稳有魅力的男士]",
    "aspect_ratio": "9:16 vertical",
    "canvas_size_guidance": "1080x1920",
    "shot_type": "中景人像镜头，头部至胸部中段可见，正对镜头",
    "photography_style": "戏剧感黑白棚拍人像，时尚杂志纯艺术摄影风格",
    "composition": {
      "face_position": "面部位于画面水平与垂直正中央",
      "face_size_in_frame": "面部约占画面高度的20-25%，周围留有充足的留白空间",
      "eye_line": "双眼对齐在画布垂直中线上",
      "headroom": "头顶上方留出宽裕的暗部留白空间",
      "crop": "裁剪至胸中或腰部，展示肩部与西装剪裁",
      "surrounding_space": "人物四周被大面积深邃的黑色负空间环绕",
      "alignment": "人物正视前方，对称式构图"
    },
    "lighting": {
      "type": "单一硬光自上而下投射，蝴蝶光/派拉蒙布光法",
      "quality": "光线硬朗而狭窄，光影衰减剧烈",
      "key_highlight": "发顶与额头捕捉到锐利的边缘轮廓光",
      "shadow_behavior": "眉骨、颧骨及下颌线下形成深邃阴影，强烈的明暗过渡",
      "background_light": "无，背景完全隐入纯黑，仅留聚光灯微弱的锥形衰减"
    },
    "color_treatment": "单色黑白，高对比度，深沉纯黑，层次丰富的动态范围",
    "background": "纯黑色摄影棚背景，带有微妙暗角",
    "wardrobe": "深色合体西装外套，白色正装衬衫，深色领带，正式商务正装",
    "expression_and_pose": "从容严肃的中性神情，目光直视镜头，双肩自然放松",
    "skin_and_texture_detail": "真实细腻的皮肤毛孔、细微皱纹、淡淡胡茬，未经修饰的质感",
    "hair_detail": "发丝根根分明，受光清晰，纹理自然",
    "camera_and_lens": "中画幅画质感，85mm人像镜头，浅景深，双眼锐利对焦",
    "grain_and_finish": "细腻的胶片颗粒感，清晰的微对比度，高光泽时尚大片质感",
    "mood": "深沉、庄严、电影感、历久弥新"
  },
  "negative_prompt": "偏色，平淡光线，焦点模糊，面部高光过曝，杂乱背景，咧嘴大笑"
}