黑白电影感街头人像，带动态模糊效果
一个详细的提示，用于生成一张高对比度的黑白电影感街头肖像，画面中有一个清晰、静止的主体，背景是动态模糊的人群，模拟纪录片街头摄影风格中的慢快门效果。
nano-banana-pro · 人像 / 自拍 · 城市风光 / 街道 · 摄影 · 电影 / 电影剧照 · 社交媒体帖子
中文提示词
一位年轻男子站在繁华的城市街道中央，一动不动，黑白电影风格的街头肖像。 主体作为参考图像，沉着自信，表情放松地直视镜头。他留着中等长度略显凌乱的头发，蓄着浅色胡须。他身穿一件深色羽绒服，双手随意地插在口袋里。 背景显示的是一条拥挤的城市街道，人们正朝着不同方向快速行走，在主体周围形成了强烈的运动模糊。由于快门速度较慢，移动的人群呈现出条纹状和幽灵般的效果，而主体则保持着完美的清晰度和焦点。 背景中老式城市建筑和街道细节柔和地模糊，营造出电影般的景深。光线自然而柔和，在脸上形成了柔和的高光和阴影。图像具有高对比度的黑白色调，营造出戏剧性的都市氛围。 使用专业相机拍摄，50mm 镜头，浅景深，主体位于画面中央，垂直构图，主体对焦锐利，主体周围有运动模糊，纪实街头摄影风格，电影写实主义，高细节，专业摄影，都市情绪美学。
原始提示词
Black and white cinematic street portrait of a young man standing still in the center of a busy city street. The subject as a refrence image is calm and confident, looking directly at the camera with a relaxed expression. He has medium length slightly messy hair, light beard and mustache. He is dressed in a dark puffer jacket with hands casually inside the pockets. The background shows a crowded urban street with people walking quickly in different directions, creating strong motion blur around the subject. The moving crowd appears streaked and ghostlike due to slow shutter speed, while the subject remains perfectly sharp and in focus. Old style city buildings and street details are softly blurred in the background, giving a cinematic depth of field. The lighting is natural and diffused, creating soft highlights and shadows on the face. The image has a dramatic urban atmosphere with high contrast black and white tones. Shot on a professional camera, 50mm lens, shallow depth of field, subject centered in frame, vertical composition, sharp focus on the subject, motion blur surrounding the subject, documentary street photography style, cinematic realism, high detail, professional photography, moody urban aesthetic.