低调土星投影肖像

提示词

{   "generation_request": {     "meta_data": {       "task_type": "低调投影映射肖像",       "language": "en",       "priority": "最高",       "version": "v1.0_SATURN_PROJECTOR_RAINBOW_LOWKEY"     },     "output": {       "aspect_ratio": "4:5",       "resolution": "高",       "num_images": 4     },     "scene": {       "concept": "一幅氛围感强的低调肖像，以投影映射作为主要光源",       "environment": "纯黑无缝背景，看不到房间细节，也没有道具",       "composition": "3/4 肖像，主体在画面中略偏下方，上方留有负空间，土星位于头部后方，像一道发光的光环"     },     "subject": {       "person": "成年女性",       "wardrobe": {         "top": "深色简约上衣，使用无反光面料以保持画面聚焦于投影"       },       "hair_makeup": {         "hair": "长发披下，保留自然纹理",         "makeup": "极简、写实，保留毛孔和皮肤质感"       },       "pose": "头部微微倾斜，一只手靠近耳边，肩膀放松",       "expression": "平静、梦幻、带有细微微笑"     },     "projection": {       "content": "发光的 {argument name=\"planetary body\" default=\"Saturn\"} 及其光环",       "placement": "土星居中位于头部后方，环带弧线向侧面延伸",       "light_behavior": "彩虹折射光带横跨脸部/手臂，逐渐柔和过渡到阴影中",       "notes": "保持投影边缘可信；避免平板贴纸感"     },     "camera": {       "shot": "投影映射肖像",       "lens_mm": 50,       "aperture": 2.0,       "focus": "眼睛和嘴唇清晰锐利；头发轻微虚化",       "quality_tags": "写实、电影感、细微胶片颗粒"     },     "lighting": {       "style": "投影仪作为主光 + 极其轻微的补光",       "notes": "深黑背景，高对比度，没有可见的背景溢光，保留自然皮肤纹理和眼神光"     },     "color_grade": {       "palette": "深黑、饱和的青/品红/绿彩虹光带、冷调的行星蓝",       "contrast": "高对比且高光受控",       "effects": "细微颗粒，最亮的投影区域带有轻微光晕"     },     "negative_prompt": "文字、logo、水印、明亮背景、HDR、塑料皮肤、过度磨皮的脸、卡通、动漫、CGI 质感、色带伪影、阴影噪点过度压暗、多余手指、变形的手、扭曲的脸"   } }