基于FACS面部动作编码系统的3x3表情网格肖像，GPT Image 2

{ "objective": "创作一个受表现主义时尚摄影启发的3x3人像拼贴，使用FACS（面部动作编码系统）定义每个面部表情。主体是一位拥有绿色眼睛的极美红发女性，以自拍风格的彩色摄影捕捉", "aspect_ratio": "1:1", "composition": { "layout": "3x3网格（9个等大人像）", "framing": "紧凑的头部和肩部人像", "style": "干净网格，间距最小，所有面板的取景相似", "consistency": "同一主体，同一光照，姿势和角度略有变化" }, "subject": { "person": "成年女性", "appearance": { "hair": "天然红发，略微湿润或有纹理", "eyes": "绿色眼睛，极具表现力", "beauty": "极美，锐利而柔和的特征", "skin": "自然纹理，不过度平滑" }, "outfit": { "top": "低胸奶油色背心", "style": "简约，干净" } }, "facs_expressions": [ {"panel": 1, "action_units": ["AU4（眉毛降低器）", "AU9（鼻子皱起器）", "AU10（上唇提升器）"], "description": "轻微龇牙表情"}, {"panel": 2, "action_units": ["AU25（嘴唇分开）", "AU26（下颌下垂）", "AU19（舌头露出）"], "description": "俏皮吐舌"}, {"panel": 3, "action_units": ["AU1（内眉提升器）", "AU2（外眉提升器）", "AU24（嘴唇压缩器）"], "description": "双手合十的柔和严肃表情"}, {"panel": 4, "action_units": ["AU5（上眼睑提升器）", "AU25（嘴唇分开）"], "description": "双手置于发中的放松向上凝视"}, {"panel": 5, "action_units": ["AU12（嘴角拉动器）", "AU6（脸颊提升器）"], "description": "微妙自然微笑"}, {"panel": 6, "action_units": ["AU4（眉毛降低器）", "AU10（上唇提升器）", "AU25（嘴唇分开）"], "description": "强烈咬唇表情"}, {"panel": 7, "action_units": ["AU18（嘴唇撅起）", "AU22（嘴唇漏斗形）"], "description": "俏皮鱼脸"}, {"panel": 8, "action_units": ["AU25（嘴唇分开）", "AU26（下颌下垂）", "AU5（上眼睑提升器）"], "description": "惊讶张嘴表情"}, {"panel": 9, "action_units": ["AU1（内眉提升器）", "AU15（嘴角下垂器）"], "description": "手托脸的柔和忧郁或疲惫表情"} ], "visual_style": { "genre": "编辑人像摄影", "color": "全彩色（非黑白）", "quality": "智能手机自拍风格", "texture": ["可见颗粒", "自然皮肤瑕疵", "轻微噪点"], "color_tone": "中性至轻微暖色调" }, "lighting": {"style": "直接闪光灯或简单正面照明", "effect": "轻微生硬阴影，自然高光，自拍感"}, "camera": {"device": "智能手机", "lens": "标准手机镜头", "distance": "近距离人像距离", "feel": "手持，略微不完美的取景"}, "quality_targets": {"look": "真实，表现力强的人像拼贴", "focus": "由FACS准确性驱动的面部表情", "consistency": "所有面板中同一主体和光照"}, "negative_constraints": ["非黑白", "非影棚完美", "非过度修图皮肤", "非不一致的面孔", "非浓妆", "非电影级照明"] }