心形雪框电影感冬季写真

提示词

{   "request_metadata": {     "tool": "Nano Banana Pro",     "task_type": "photoreal_cinematic_poster_style_shoot",     "quality_preset": "ultra",     "aspect_ratio": "9:16"   },   "references": {     "female_reference_image": {       "slot": 1,       "purpose": "FEMALE_IDENTITY_LOCK",       "strict_identity_lock": true     },     "male_reference_image": {       "slot": 2,       "purpose": "MALE_IDENTITY_LOCK",       "strict_identity_lock": true     }   },   "hard_constraints": [     "仅限 2 个人（1 女 1 男）。",     "面部必须与上传参考图高度一致，最大限度保持相似。",     "写实人体结构，自然皮肤质感，不要美颜滤镜。",     "竖版 9:16，居中构图，画面干净。"   ],   "camera": {     "style": "cinematic lifestyle photo",     "lens": "24mm",     "aperture": "f/2.8",     "focus": "sharp on faces, gentle depth of field",     "white_balance": "cool winter daylight"   },   "lighting": {     "type": "soft overcast daylight",     "contrast": "low",     "highlights": "gentle on snow edges",     "shadows": "soft"   },   "prompt": {     "scene_summary": "从一处厚雪中挖出的心形洞内向外看的 POV 视角。心形雪框占据前景，边缘可见真实的冰晶和雪粒。洞口上方，正好两个人（女 + 男）俯身向内看着心形洞。他们穿着 oversized 冬季羽绒服和冬帽，裹得严严实实抵御寒冷。背后可见一片苍白的阴天天空。细小雪花缓缓飘落穿过洞口。整体氛围安静、亲密、浪漫，像一场高品质电影感冬季写真。",     "composition": {       "foreground": "大型心形雪洞框住视野，边缘厚实不规则，纹理清晰可见",       "subjects_position": "两个人位于洞口上方，左右对称但自然地俯身，面部清晰可见",       "background": "柔和多云的冬日天空",       "framing": "居中的心形框架，主体位于画面上中部，留白干净"     },     "wardrobe": {       "female": "浅色/白色羽绒服，温暖的冬帽，露出自然发丝，淡妆",       "male": "黑色/深色羽绒服，连帽或冬帽，脸部部分缩在衣领里但仍清晰可见"     },     "styling_notes": [       "保持面部自然真实",       "散落发丝有轻微风动",       "面料看起来厚实且真实"     ]   },   "typography": {     "enabled": false   },   "negative_prompt": [     "多余人物",     "卡通",     "动漫",     "CGI 感",     "塑料皮肤",     "美颜滤镜",     "面部变形",     "身份漂移",     "畸形手",     "多余手指",     "面部模糊",     "文字",     "水印",     "logo",     "乱码"   ] }