腾讯人脸识别demo

##使用前准备​1.前往注册：[腾讯云账号注册](https://cloud.tencent.com/register)（详细指引见[注册腾讯云](https://cloud.tencent.com/document/product/378/9603)）2.取得存储桶名称**BucketName**：请前往[创建存储桶](https://cloud.tencent.com/document/product/460/10637)3.取得**APPID**、**SecretId**、**SecretKey**：请前往[云API密钥](https://console.cloud.tencent.com/cam/capi)，点击“