[freeswitch development practice] unimrcp compilation and installation

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Column introduction ： It mainly introduces the use of bloggers in actual projects FreeSwitch Some experience of developing outbound call projects , Mainly involves FreeSwitch Basic installation and compilation of 、 Basic configuration 、ESL、WSS、 sound recording 、 Custom module 、media bug、 Voice playback 、MRCP And docking AI Robots and so on . The content is constantly updated , If you are interested, you can subscribe to the column ~

What you want to say to yourself in the future

Intermittent efforts and muddle through , It's all about clearing the previous efforts

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Preface

UniMRCP yes MRCP Open source cross platform implementation of client and server , use C/C++ Language , according to Apache license 2.0 Terms of distribution . It implements encapsulation SIP、RTSP、SDP、MRCPv2、RTP/RTCP Protocol stack , Externally provided MRCP In the same version API.
MRCP agreement , Full name Media Resource Control Protocol, Media resource control protocol , It is used for the voice server to provide various voice services to the client ( Such as speech recognition ASR And speech synthesis TTS).
MRCP The meaning of the agreement ： Different voice services ASR/TTS Provided by the manufacturer SDK Interfaces are different , For example, Alibaba, which is well-known in China 、 Baidu 、 Xunfei, University of science and technology , To integrate the voice of these manufacturers SDK We should treat every family SDK Developed separately . and MRCP The protocol provides a set of standard protocols , Enable the integration of voice from different manufacturers SDK Interface , Just implement MRCP The service agreement , It can integrate different manufacturers in the software ASR/TTS, Realize dynamic switching .
This paper mainly introduces UniMRCP Open source library compilation and installation process .

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One 、UniMRCP download

UniMRCP The source code includes two parts ：

1. unimrcp-1.7.0 unimrpc Source code
2. unimrpc-deps-1.6.0 unimrcp Source dependent

Two 、 Compile dependencies

Get into unimrpc Rely on the source code directory of the Library ：

Ask whether to install , choice "y".

3、 ... and 、 compile UniMRCP

Enter and unimrcp The source directory executes the following commands ：

./configure
make
make install

The default installation directory after installation : /usr/local/unimrcp

Four 、 start-up

Get into unimrcp The installation directory ： /usr/local/unimrcp/bin

cd /usr/local/unimrcp/bin
./unimrcpserver

There is no error report unimrcp There is no problem with compilation and installation .

5、 ... and 、 Possible problems

1、error while loading shared libraries: libexpat.so.0: cannot open shared object file: No such file or directory
When to start unimrcpserver Encountered the above error when , explain libextpat Library not installed , Recompile and install it again ：

Compile command ：

./configure
make
make install

summary

That's all UniMRCP Introduction to the compilation and installation of open source libraries , Include unimrcp The download 、 Compilation and verification process , Finally, unimrcpserver The errors encountered in the startup process of are briefly described .

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