Character Quad View Reference Sheet

Generate a character three-view drawing with a {argument name="background color" default="gray"} background and nothing in the hands. Add a close-up of the character's face for a total of four character photos. All four panels should be arranged in vertical order without text, and the character's face should be facing the camera. The face close-up should be clearly visible, while the smaller faces should be pixelated. Aspect ratio {argument name="aspect ratio" default="16:9"}.

帮我生成人物三视图，背景{argument name="背景颜色" default="灰色"}，手里无东西，再加一个人物脸部近景，总共四格人物照，四格全部竖版顺序排列，无文字，人物正脸面向镜头。除了人脸近景图清晰可见，小脸打上马赛克，{argument name="比例" default="16:9"}