Gemini ChatGPT 图像 2.0 & Nano Banana Pro

"prompt": "A candid portrait of a young woman with long wavy brown hair, wearing an oversized white and red snowflake knit sweater, posing with a kissy face and hands on her cheeks. She is standing indoors at night next to a flocked Christmas tree decorated with warm lights and a red bow, and a window with dark blinds reflecting a flash. The lighting is a mix of on-camera flash and warm ambient light from the tree.",
"aspect_ratio": "4:5",
"negative_prompt": "daylight, bright sun, plain wall, no tree, no sweater, smiling, open eyes, no flash"
}
}