# gemini-3 图片生成API [含4K]

#### 2K图片 / 4K图片
请求
~~~ 
https://ai.burncloud.com/v1beta/models/gemini-3-pro-image-preview:generateContent?key=sk-xxxxxxxxxxxxxxxxxxx' 
{
    "contents": [
        {
            "role": "user",
            "parts": [
                {
                    "text": "画条狗"
                }
            ]
        }
    ]
    , "generationConfig": {
        "temperature": 1
        ,"maxOutputTokens": 32768
        ,"responseModalities": ["TEXT", "IMAGE"]
        ,"topP": 0.95
        ,"imageConfig": {
            "aspectRatio": "1:1"
            ,"imageSize": "4K"
            ,"imageOutputOptions": {
                "mimeType": "image/png"
            }
            ,"personGeneration": "ALLOW_ALL"
        }
    }
}
~~~

### 参考图生图，改图，还是沿用上面的代码，只是修改以下部分content部分：
~~~
{
    "contents": [
        {
            "role": "user",
            "parts": [
                {
                    "text": "画条狗"
                },
                {
                  "fileData": {
                    "mimeType": "image/jpeg",
                    "fileUri": "https://XXXXXX.com/i/2025/01/06/677bbb1f2411d.webp"
                  }
                }
            ]
        }
    ]
~~~

### 获取图片，请看返回结果，拿图片的base64