完整提示词

```json { "image_type": "影棚肖像拼贴", "layout": { "structure": "3x3 网格", "aspect ratio": "2:3", "orientation": "垂直", "spacing": "画框间距均匀", "consistency": "所有画框中的主体和风格一致" }, "subject": { "count": 1, "gender_presentation": "男性", "age_range": "20 多岁末至 30 岁出头", "ethnicity": "不明确 / 模糊", "build": "健壮，精瘦", "hair": { "color": "深棕色", "style": "两侧短，顶部蓬松后梳", "texture": "光滑带自然波浪" }, "facial_hair": { "type": "浅胡茬", "density": "低至中等" }, "wardrobe": { "top": "长袖针织毛衣", "color": "黑色", "fit": "修身", "texture": "细罗纹或华夫格针织" } }, "expressions_and_poses": [ "手托下巴，带着坏笑", "拉起毛衣领子遮住嘴巴", "手靠近嘴唇，若有所思地侧视", "手势生动，表情丰富的动态姿势", "拳击/拳头向前冲的动感姿势", "手指放唇边做“嘘”的手势", "直视前方并指向前方", "假装痛苦或夸张的不适表情", "头靠在手上，疲惫或无聊" ], "composition": { "framing": "中近景至中景", "camera_angle": "平视", "cropping": "头部和躯干构图一致", "negative_space": "极少，主体居中" }, "lighting": { "style": "影棚", "setup": "单主光配柔和补光", "direction": "左前方为主", "contrast": "中高", "shadow_quality": "柔和边缘的阴影，面部轮廓分明" }, "color_and_tone": { "palette": "单色", "treatment": "黑白", "contrast": "高对比度", "midtones": "皮肤细节保留良好", "highlights": "受控，无过曝" }, "background": { "type": "无缝影棚背景", "color": "深灰色至近黑色", "texture": "光滑，哑光", "distractions": "无" }, "technical_details": { "lens_equivalent": "50mm–85mm 人像焦段", "depth_of_field": "适中，主体完全对焦", "sharpness": "高", "grain": "极少或无", "resolution": "高分辨率编辑级质量" }, "artistic_style": { "genre": "时尚/编辑人像摄影", "mood": "自信， playful，富有表现力", "influences": "现代男装编辑摄影，演员作品集摄影", "storytelling": "通过多变表情探索个性" }, "post_processing": { "skin_retouching": "自然，极少", "contrast_curve": "强 S 形曲线", "clarity": "适中", "vignette": "微妙或无" }, "typography": { "present": false }, "overall_aesthetic": "干净、阳刚、现代的影棚肖像系列，适用于品牌推广、模特或编辑用途" } ```