高对比黑白编辑人像提示词

A highly detailed JSON-structured prompt for Gemini Nano Banana 2, designed to generate a black and white editorial portrait of an adult male model. The prompt specifies monochromatic color profile, high contrast, hard daylight, dramatic shadows, film grain, and a shallow depth of field, adhering to the rule of thirds composition.

{
"metadata": {
"image_type": "照片",
"primary_purpose": "社论"
},
"composition": {
"rule_applied": "三分法",
"aspect_ratio": "4:5",
"layout": "单一主体",
"focal_points": [
"主体的脸部和太阳眼镜",
"外套有纹理的羊毛领"
],
"visual_hierarchy": "视线从高对比的脸部和太阳眼镜开始，沿着外套翻领的纹理线条流动，并柔和地移动到模糊的背景元素",
"balance": "不对称"
},
"color_profile": {
"dominant_colors": [
{
"color": "黑色",
"hex": "#0a0a0a",
"percentage": "45",
"role": "主要主体"
},
{
"color": "中灰色",
"hex": "#7a7a7a",
"percentage": "35",
"role": "背景"
},
{
"color": "白色",
"hex": "#f5f5f5",
"percentage": "20",
"role": "强调色"
}
],
"color_palette": "单色",
"temperature": "中性",
"saturation": "黑白",
"contrast": "高对比"
},
"lighting": {
"type": "自然窗光/户外日光",
"source_count": "单一光源",
"direction": "45度侧面",
"directionality": "高度定向",
"quality": "硬光",
"intensity": "戏剧性",
"contrast_ratio": "高对比（戏剧性阴影）",
"mood": "戏剧性",
"shadows": {
"type": "锋利定义的边缘",
"density": "深黑色",
"placement": "脸部右侧、颈部和外套内褶",
"length": "短"
},
"highlights": {
"treatment": "保留",
"placement": "在脸部、鼻梁、左颧骨和外套翻领上"
},
"ambient_fill": "无",
"light_temperature": "中性"
},
"technical_specs": {
"medium": "数字摄影",
"style": "写实",
"texture": "锐利",
"sharpness": "极度锐利",
"grain": "胶片颗粒",
"depth_of_field": "浅",
"perspective": "正面"
},
"artistic_elements": {
"genre": "肖像",
"influences": [
"经典电影肖像",
"社论时尚摄影"
],
"mood": "精致",
"atmosphere": "情绪化、沉思且时髦粗犷",
"visual_style": "干净"
},
"typography": {
"present": false,
"fonts": [
{
"type": "无衬线",
"weight": "常规",
"characteristics": "现代"
}
],
"placement": "背景",
"integration": "微妙"
},
"subject_analysis": {
"primary_subject": "成年男性模特儿，留着修剪整齐的短胡须，发型时髦，戴着太阳眼镜，穿着深色高领衫和厚重深色羊毛衬里外套",
"positioning": "三分法布局",
"scale": "中等",
"interaction": "孤立",
"facial_expression": {
"mouth": "中性",
"smile_intensity": "无微笑",
"eyes": "直接凝视隐藏在太阳眼镜后方，目光移开镜头",
"eyebrows": "中性",
"overall_emotion": "严肃",
"authenticity": "摆拍"
},
"hands_and_gestures": {
"left_hand": "不可见",
"right_hand": "不可见",
"finger_positions": "放松",
"finger_interlacing": "无",
"hand_tension": "放松",
"interaction": "无",
"naturalness": ""
}
}
}

机器翻译 — 实际生成作品的是原文提示词。

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