艺术电影级黑白肖像（沉思者姿势）

```json { "master_prompt": { "scene_type": "艺术电影式黑白影棚肖像", "reference_requirement": { "identity_match": "精确匹配上传的参考图像", "facial_structure_accuracy": [ "骨骼结构", "眼睛形状", "鼻子比例", "下颌线清晰度", "面部对称性", "发际线" ], "skin_texture": "真实的自然皮肤纹理，可见毛孔和精细皮肤细节", "no_artificial_smoothing": true }, "subject": { "type": "年轻自信的女性", "age": "约 25 岁", "expression": { "mood": "严肃、沉思、沉静自信", "gaze": "与镜头直接眼神交流", "emotion": "专注、内省、平静而自信" } }, "hairstyle": { "adaptive": true, "requirement": "发型与参考图像完全匹配", "details": [ "相同的发量", "相同的方向", "相同的发际线", "自然的头发丝细节", "顶部照明带来的微妙高光" ] }, "pose": { "style": "经典思考者姿势", "description": [ "一只手抬至下巴", "拇指轻轻靠在下颌线旁", "食指在脸颊附近略微弯曲", "手部放松自然", "指关节和肌腱隐约可见", "手部清晰对焦，具有自然皮肤纹理" ] }, "lighting": { "style": "低调艺术影棚照明", "contrast": "高对比度但精细的色调控制", "key_light": { "position": "略高于视线水平", "direction": "朝向观看者左侧向下倾斜", "type": "大型柔光箱或扩散式美妆碟", "effect": "柔和雕塑般的高光，面部轮廓清晰" }, "highlight_focus": [ "额头中心", "鼻梁", "上颧骨", "唇部轮廓", "手部顶部平面" ], "shadow_control": [ "眉骨下方柔和的阴影塑形", "微妙的颧骨定义", "深邃但细节丰富的阴影侧", "保留中间调细节" ], "fill_light": { "position": "正面中心极少量补光", "purpose": "在保留景深的同时保持面部对称性" }, "rim_light": { "intensity": "非常微妙", "location": "发丝边缘和外侧肩膀", "purpose": "与黑色背景产生柔和的分离感" }, "catchlights": { "type": "小型柔和矩形反光", "placement": "居中于双眼" } }, "background": { "type": "纯黑色", "texture": "无", "light_spill": "完全吸收" }, "composition": { "orientation": "肖像竖幅" } } } ```