{ "image_type": "摄影照片", "genre": "休闲生活肖像", "orientation": "竖构图", "composition": { "framing": "中景特写", "camera_angle": "平视视角", "subject_position": "居中偏右", "crop": "显示头部及上半身", "depth_of_field": "浅景深，柔和虚化" }