houxiao
2017-04-11 3839ef806215a981ef9b2e83dafaab5e1d694764
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#include "CameraWrapper.h"
#include <logger.h>
#include <Logger/src/logger.hpp>
 
CameraWrapper::~CameraWrapper()
{
    stop();
    delete pipeLine;
}
 
bool CameraWrapper::start()
{
    LOG_INFO << "CameraWrapper::start" << LOG_ENDL;
 
    running = true;
    int ret = pthread_create(&live_daemon_thid, NULL, CameraWrapper::live_daemon_thd, this);
    if(ret != 0)
    {
        LOGP(ERROR, "pthread_create: %s/n", strerror(ret));
        running = false;
        return false;
    }
 
    return true;
}
 
void CameraWrapper::stop()
{
    LOG_INFO << "CameraWrapper::stop" << LOG_ENDL;
    
    if (!running)
        return;
 
    running = false;
    pthread_join(live_daemon_thid, NULL);
}
 
bool CameraWrapper::initPl()
{
    PL_RTSPClient* rtspClient = (PL_RTSPClient*)pipeLine->push_elem("PL_RTSPClient");
    bool ret = rtspClient->init(&rtspConfig);
    if (!ret)
    {
        LOG_ERROR << "rtspClient.init error" << LOG_ENDL;
        return  false;
    }
 
    PL_AndroidMediaCodecDecoder* amcDecoder = (PL_AndroidMediaCodecDecoder*)pipeLine->push_elem("PL_AndroidMediaCodecDecoder");
    ret = amcDecoder->init(&amcdConfig);
        if (!ret)
    {
        LOG_ERROR << "amcDecoder.init error" << LOG_ENDL;
        return  false;
    }
 
#ifdef USE_ST_SDK
    PL_SensetimeFaceTrack* sfTrack = (PL_SensetimeFaceTrack*)pipeLine->push_elem("PL_SensetimeFaceTrack");
    ret = sfTrack->init(&sftConfig);
    if (!ret)
    {
        LOG_ERROR << "sfTrack.init error" << LOG_ENDL;
        return  false;
    }
#endif
 
    return true;
}
 
static void java_mt_callback() {
 
}
 
static void invokeCallback(CameraWrapper& cameraWrapper, int faceCount)
{
    //jni thread may not able to invoke java callback
    // double check it's all ok
    int getEnvStat = cameraWrapper.javaVM->GetEnv((void **)&(cameraWrapper.javaEnv), JNI_VERSION_1_6);
    if (getEnvStat == JNI_EDETACHED)
    {
        //LOG_WARN << "GetEnv: not attached" << std::endl;
        if (cameraWrapper.javaVM->AttachCurrentThread(&(cameraWrapper.javaEnv), NULL) != 0)
            LOG_WARN << "Failed to attach" << LOG_ENDL;
        else
            getEnvStat = JNI_OK;
    }
    else if (getEnvStat == JNI_OK)
    {
    }
    else if (getEnvStat == JNI_EVERSION)
        LOG_WARN << "GetEnv: version not supported" << LOG_ENDL;
    else if (getEnvStat == JNI_ERR)
        LOG_WARN << "GetEnv: JNI_ERR" << LOG_ENDL;
 
    cameraWrapper.javaEnv->CallStaticVoidMethod(cameraWrapper.faceCallbackClazz, cameraWrapper.faceCallbackFunc, cameraWrapper.cameraIdx, faceCount);
 
    if (cameraWrapper.javaEnv->ExceptionCheck())
        cameraWrapper.javaEnv->ExceptionDescribe();
 
    cameraWrapper.javaVM->DetachCurrentThread();
}
 
/*static*/ void* CameraWrapper::live_daemon_thd(void* arg)
{
    LOG_INFO << "CameraWrapper::live_daemon_thd start" << LOG_ENDL;
 
    CameraWrapper& cameraWrapper = *(CameraWrapper*)arg;
 
    while(cameraWrapper.running)
    {
        PipeLineElem* last = cameraWrapper.pipeLine->pipe();
        bool ret = cameraWrapper.pipeLine->check_pipe_complete(last);
        LOG_DEBUG << "pipe ret=" << ret << LOG_ENDL;
 
        if (!ret)
            continue;
        
        if (cameraWrapper.faceCacheLocked)
            continue;
        
#ifdef USE_ST_SDK
        PipeMaterial pm;
        ret = last->gain(pm);
 
        if (!ret)
            continue;
 
        int faceCount = cameraWrapper.faceCache.cachePm(pm);
 
        if (faceCount > 0 && cameraWrapper.faceCallbackFunc != 0)
            invokeCallback(cameraWrapper, faceCount);
#endif
    }
    
    LOG_INFO << "CameraWrapper::live_daemon_thd stop, ret=" << LOG_ENDL;
}
 
void CameraWrapper::lockFace()
{
    faceCacheLocked = true;
}
 
void CameraWrapper::releaseFace()
{
    faceCacheLocked = false;
}