从指定摄像头抓拍预览图(返回Base64,不保存文件)
完整 URL
http://8.148.151.8:4001/api/cameras/{cameraId}/preview分类
| 参数名 | 类型 | 必填 | 说明 | 默认值 |
|---|---|---|---|---|
| cameraId | number | 是 | 摄像头ID(URL路径参数) | - |
{
"success": true,
"code": 200,
"message": "抓拍预览成功",
"data": {
"cameraId": 1,
"deviceName": "车间1号摄像头",
"imageData": "data:image/jpeg;base64,/9j/4AAQSkZJRgABAQAAAQ..."
}
}// POST 请求示例
const response = await fetch('http://8.148.151.8:4001/api/cameras/{cameraId}/preview', {
method: 'POST'
});
const data = await response.json();
console.log(data);