后台镜前自拍分析

A highly structured JSON prompt for Nano Banana Pro designed to generate a realistic, candid, backstage mirror selfie. The prompt includes extensive metadata, composition rules, a detailed color profile analysis, specific lighting parameters (hard light, high contrast, vanity lights), technical specs (digital noise, deep DOF), and artistic elements (K-pop idol aesthetic, Y2K fashion).

{
"metadata": {
"confidence_score": "高",
"image_type": "摄影",
"primary_purpose": "社群媒体/幕后/随拍"
},
"composition": {
"rule_applied": "中央构图",
"aspect_ratio": "3:4 垂直",
"layout": "单一主题",
"focal_points": [
"主体的脸部和上半身",
"带有圆点花纹的手机壳"
],
"visual_hierarchy": "目光被吸引到主体的脸上，然后移到手机壳，下至躯干到服装细节，最后扫描杂乱的后台环境。",
"balance": "不对称 - 左侧为厚重的黑色负空间，右侧为杂乱细节，主体居中"
},
"color_profile": {
"dominant_colors": [
{
"color": "铁锈白",
"hex": "#8A5A4A",
"percentage": "15%",
"role": "主体服装（上衣）"
},
{
"color": "雾面黑",
"hex": "#151515",
"percentage": "45%",
"role": "背景窗帘/手机/裙子"
},
{
"color": "苍白瓷肌",
"hex": "#F3E2D5",
"percentage": "20%",
"role": "主要主体"
},
{
"color": "白金金发",
"hex": "#E6D6B8",
"percentage": "15%",
"role": "头发"
},
{
"color": "胶合板米色",
"hex": "#A89F91",
"percentage": "5%",
"role": "天花板结构"
}
],
"color_palette": "带有暖色调的中性色（棕色/金发与黑色对比）",
"temperature": "混合 - 冷色调黑色与暖色调人造光在皮肤上",
"saturation": "中等",
"contrast": "高对比度（明亮主体与黑暗背景）"
},
"lighting": {
"type": "人造光/后台梳妆灯",
"source_count": "多个光源（可能是梳妆镜数组）",
"direction": "前方",
"directionality": "适度定向",
"quality": "硬光",
"intensity": "明亮",
"contrast_ratio": "高对比度",
"mood": "原始/随拍/后台/前卫",
"shadows": {
"type": "锋利清晰边缘",
"density": "深黑色",
"placement": "在主体后方的黑色窗帘上",
"length": "短"
},
"highlights": {
"treatment": "镜面反射",
"placement": "额头、鼻梁、锁骨、肩膀、颧骨"
},
"ambient_fill": "最小 - 光线快速衰减",
"light_temperature": "中性/略冷白色"
},
"technical_specs": {
"medium": "数字摄影（智能型手机镜面自拍）",
"style": "写实/随拍/快照",
"texture": "略带颗粒感/数字杂讯可见",
"sharpness": "适度锐利",
"grain": "数字杂讯（暗部可见ISO颗粒）",
"depth_of_field": "深 - 由于广角镜头和小感光组件，所有内容都相对清晰",
"perspective": "眼平高度/镜子反射"
},
"artistic_elements": {
"genre": "自拍/名人风格/幕后",
"influences": [
"K-pop偶像美学",
"Y2K复兴时尚",
"休闲Instagram限时动态"
],
"mood": "酷/随意/自信/匆忙",
"atmosphere": "后台混乱、演出前准备、原始记录",
"visual_style": "杂乱/真实/闪光美学"
},
"typography": {
"present": true,
"fonts": [
{
"type": "无衬线",
"wei"

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