OMX initialization process

AwesomePlayer How to obtain OMX What about the service ？ The process is as follows ：
• stay AwesomePlayer When initializing , Would call AwesomePlayer::onPrepareAsyncEvent.
, Then call AwesomePlayer::initVideoDecoder as well as AwesomePlayer::initAudioDecoder0
• Then start to officially enter OMX And the initialization of the hardware decoder .
Previous AwesomePlayer Initialization is all about laying the groundwork . When OMX When initializing , To really start nuclear Initialization of the mind . We know ,Android The components in are all providing services , There is a server side , There are clients. , Big Part of it is C/S Model , It has also been introduced in the previous chapters . stay AwesomePlayer in , Need and OMX Carry on communication Letter , Tracking code , There's a variable OMXClient mClient, be located frameworks\av\media\libstagefright\ OMXClient.cpp in , The code is as follows ：

 MuxOMX(const sp<IOMX> &remoteOMX);
   virtual