Merge pull request #1903 from SmileGoat/add_demos

[speechx] fix format of custom demos

demos/custom_streaming_asr/README.md

@@ -20,14 +20,15 @@ this demo is customized for expense account, which need to recognize rare addres
 ### 1. Installation
 install paddle:2.2.2 docker.
 ```
-sudo nvidia-docker pull registry.baidubce.com/paddlepaddle/paddle:2.2.2
+sudo docker pull registry.baidubce.com/paddlepaddle/paddle:2.2.2
 
-sudo nvidia-docker run --privileged  --net=host --ipc=host -it --rm -v $PWD:/paddle --name=paddle_demo_docker registry.baidubce.com/paddlepaddle/paddle:2.2.2 /bin/bash 
+sudo docker run --privileged  --net=host --ipc=host -it --rm -v $PWD:/paddle --name=paddle_demo_docker registry.baidubce.com/paddlepaddle/paddle:2.2.2 /bin/bash 
 ```
 
 ### 2. demo
 * run websocket_server.sh.  This script will download resources and libs, and launch the service.
 ```
+cd /paddle
 bash websocket_server.sh
 ```
 this script run in two steps:  

demos/custom_streaming_asr/README_cn.md

@@ -19,14 +19,15 @@
 ### 1. 配置环境
 安装paddle:2.2.2 docker镜像。
 ```
-sudo nvidia-docker pull registry.baidubce.com/paddlepaddle/paddle:2.2.2
+sudo docker pull registry.baidubce.com/paddlepaddle/paddle:2.2.2
 
-sudo nvidia-docker run --privileged  --net=host --ipc=host -it --rm -v $PWD:/paddle --name=paddle_demo_docker registry.baidubce.com/paddlepaddle/paddle:2.2.2 /bin/bash 
+sudo docker run --privileged  --net=host --ipc=host -it --rm -v $PWD:/paddle --name=paddle_demo_docker registry.baidubce.com/paddlepaddle/paddle:2.2.2 /bin/bash 
 ```
 
 ### 2. 演示
 * 运行如下命令，完成相关资源和库的下载和服务启动。
 ```
+cd /paddle
 bash websocket_server.sh
 ```
 上面脚本完成了如下两个功能：
@@ -41,7 +42,6 @@ data: 语音数据
 这里简单的介绍几个参数:  
 port是服务端口，  
 graph_path用来指定解码图文件，  
-model相关参数用来指定声学模型文件。
 其他参数说明可参见代码：  
 PaddleSpeech/speechx/speechx/decoder/param.h  
 PaddleSpeech/speechx/examples/ds2_ol/websocket/websocket_server_main.cc