都市生活肖像提示词（街头艺术背景）
这是一个高度结构化的提示词，旨在利用 Gemini Nano Banana Pro 模型生成都市生活肖像摄影作品。它详细规定了构图、主体细节（服装、表情、姿势）、光照、调色板以及以大型单色壁画为特色的特定背景，旨在打造适合社交媒体、具有当代美学风格且呈现智能手机拍摄质感的图像。
nano-banana-pro
中文提示词
{ "image_type": "摄影", "genre": "都市生活肖像", "composition": { "framing": "四分之三身位肖像", "angle": "平视，正面", "orientation": "竖屏", "subject_placement": "主体位于画面中心偏右", "background_balance": "大型壁画占据左侧背景", "visual_hierarchy": "前景主体与图形化壁画背景形成对比，突出主体" }, "subject": { "count": 1, "gender_presentation": "女性化呈现", "age_range": "年轻成年人", "facial_features": { "skin_tone": "浅色，中性", "complexion": "光滑且具有自然质感", "eyes": "浅色", "eyebrows": "浓密，形状柔和", "nose": "笔直，比例协调", "lips": "自然粉色，微笑且微露牙齿" }, "hair": { "color": "中棕色", "length": "齐肩长", "style": "自然波浪卷", "part": "中分" }, "expression": "俏皮，开朗", "gaze": "直视镜头", "pose": { "stance": "放松，休闲", "hands": "一只手拿着饮料杯，另一只手扶着吸管" }, "accessories": [ "带盖和吸管的透明塑料杯" ], "clothing": { "top": "宽松 T 恤", "color": "白色", "bottom": "黑色休闲裤", "fit": "宽松，休闲街头风", "style": "休闲，现代" } }, "lighting": { "type": "自然日光", "direction": "漫射正面光", "quality": "柔和，均匀", "shadows": "极小，低对比度", "highlights": "面部和头发上有细微的高光" }, "color_palette": { "dominant_colors": [ "白色", "灰色", "黄色" ], "accent_colors": [ "樱桃色饮料", "黑色壁画轮廓" ], "overall_tone": "都市，当代，俏皮" }, "background": { "setting": "户外城市空间", "environment": "城市庭院或小巷", "elements": [ "带有黄色图形装饰的 Elon Musk 大型单色壁画肖像", "现代建筑外立面", "金属栏杆", "石材或混凝土路面" ], "style": "受街头艺术影响", "depth_of_field": "深景深，背景清晰可见" }, "technical_details": { "camera_type": "智能手机摄像头", "focal_length_equivalent": "标准广角镜头", "sharpness": "整体高清晰度", "noise": "低噪点", "dynamic_range": "高光和阴影平衡", "white_balance": "中性" }, "artistic_style": { "aesthetic": "都市生活，适合社交媒体", "retouching": "极简，自然外观", "mood": "有趣，放松，年轻化", "contrast": "中等对比度，背景具有强烈的图形感" }, "typography": { "presence": false } }
原始提示词
{ "image_type": "photograph", "genre": "urban lifestyle portrait", "composition": { "framing": "three-quarter body portrait", "angle": "eye-level, straight-on", "orientation": "portrait", "subject_placement": "subject positioned slightly right of center", "background_balance": "large-scale mural occupying left background", "visual_hierarchy": "foreground subject emphasized against graphic mural backdrop" }, "subject": { "count": 1, "gender_presentation": "female-presenting", "age_range": "young adult", "facial_features": { "skin_tone": "light, neutral", "complexion": "smooth with natural texture", "eyes": "light-colored", "eyebrows": "full, softly shaped", "nose": "straight, proportional", "lips": "natural pink, smiling with teeth slightly visible" }, "hair": { "color": "medium brown", "length": "shoulder-length", "style": "loose waves", "part": "center part" }, "expression": "playful, cheerful", "gaze": "directed toward camera", "pose": { "stance": "relaxed, casual", "hands": "one hand holding a drink cup, other supporting straw" }, "accessories": [ "clear plastic cup with lid and straw" ], "clothing": { "top": "oversized t-shirt", "color": "White", "bottom": "black lounge pants", "fit": "loose, relaxed streetwear", "style": "casual, modern" } }, "lighting": { "type": "natural daylight", "direction": "diffuse frontal light", "quality": "soft, even", "shadows": "minimal, low contrast", "highlights": "subtle highlights on face and hair" }, "color_palette": { "dominant_colors": [ "white", "gray", "yellow" ], "accent_colors": [ "cherry beverage", "black mural outlines" ], "overall_tone": "urban, contemporary, playful" }, "background": { "setting": "outdoor urban space", "environment": "city courtyard or alley", "elements": [ "large monochrome mural portrait of Elon Musk with yellow graphic accents", "modern building facades", "metal railing", "stone or concrete pavement" ], "style": "street art–influenced", "depth_of_field": "deep, background clearly visible" }, "technical_details": { "camera_type": "smartphone camera", "focal_length_equivalent": "standard wide lens", "sharpness": "high overall sharpness", "noise": "low", "dynamic_range": "balanced highlights and shadows", "white_balance": "neutral" }, "artistic_style": { "aesthetic": "urban lifestyle, social media–ready", "retouching": "minimal, natural appearance", "mood": "fun, relaxed, youthful", "contrast": "moderate with strong graphic background" }, "typography": { "presence": false } }