コード例 #1
0
ファイル: main.cpp プロジェクト: Risca/sgct
void readImage(unsigned char * data, int len)
{
    mutex.lock();
    
    transImg = new (std::nothrow) sgct_core::Image();
    
    char type = static_cast<char>(data[0]);
    
    bool result = false;
    switch( type )
    {
        case IM_JPEG:
            result = transImg->loadJPEG(reinterpret_cast<unsigned char*>(data+headerSize), len-headerSize);
            break;
            
        case IM_PNG:
            result = transImg->loadPNG(reinterpret_cast<unsigned char*>(data+headerSize), len-headerSize);
            break;
    }
    
    if(!result)
    {
        //clear if failed
        delete transImg;
        transImg = NULL;
    }

    mutex.unlock();
}
コード例 #2
0
ファイル: netProbe.cpp プロジェクト: bemnlam/ierg4180-asg2
void run_server(ServerArg &r)
{
	/*
	socket
	bind
	TCP
		listen
		accept
		recv
		close
	UDP
		redcvfrom
		close
	*/
	struct sockaddr_in clientAddr;
	SOCKET sockfd;
	int result;
	unsigned long long ttlByteRecv = 0;
	
	initTCPServer(sockfd, r, clientAddr);

		listen(sockfd, MAX_ACCEPT_SIZE);
		cout << "listen() complete" << endl;
		cout << "wait for incoming message" << endl;
	#ifdef WIN32
		int addrlen = sizeof(struct sockaddr_in);
	#else
		socklen_t addrlen = sizeof(struct sockaddr_in);
	#endif
		//vector<SOCKET> sockPool;
		SOCKET sockPool[MAX_LISTEN_SIZE];
	//while(true)
	for(int i=0; i<MAX_ACCEPT_SIZE; i++)
	{
		//cout << "	accept() start:" << sockfd << endl;
		SOCKET newSockfd = accept(sockfd, (sockaddr*) &clientAddr, &addrlen);
		//sockPool.push_back(newSockfd);
		sockPool[i] = newSockfd;
		if(newSockfd == -1)
		{
			cout << "accept failed: " << WSAGetLastError() << endl;
			return;
		}
		//mutex
		mutx.lock();
		serData.tcpCount = (serData.tcpCount) + 1;
		mutx.unlock();
		cout << endl;
		cout << "accept() complete (" << sockPool[i] << ")" << endl;
		//mutex
		tthread::thread th(runTCPServer, (void*) &(sockPool[i]));
		th.detach();
		//th.join();
		//runTCPServer();
	}
	cout << "sockPool is full" << endl;
	return;
}
コード例 #3
0
ファイル: netProbe.cpp プロジェクト: bemnlam/ierg4180-asg2
void printServerData(void* f)
{
	string unit;
	//int* freq = (int*) f;
	int freq = 1000;
	double r;
	long now;
	int tcp, udp;
	//cout << "serData.ttlByteRecv: " << serData.ttlByteRecv << endl;
	cout << " printServerData ready" << endl;
	do{
		//mutex
		mutx.lock();
		r = serData.ttlByteRecv + 0.0;
		tcp = serData.tcpCount;
		udp = serData.udpCount;
		mutx.unlock();
		//mutex
		now = x_serTimer.ElapsedX();
		if(r>0)
			r = (r*1000.0)/((double)now - (double)time_serBegin); //byte per ms

		unit = "Bps";
		if(r >= 1024)
		{
			r /= 1024; //KBps
			unit = "KBps";
		}
		if (r >= 1024)
		{
			r /= 1024; //MBps;
			unit = "MBps";
		}
	//mutex
		printf("Rate [%.4g%s] ", r, unit.c_str());
		printf("TCP Clients [%d] ", tcp);
		printf("UDP Clients [%d]", udp);
		fflush(stdout);
	//mutex
		//cout << "got now" << endl;

		goToSleep(freq);
	#ifdef WIN32
		cout << '\r' ;
	#else
		printf("\033[2K\r");
	#endif
	}while(freq>=0);
	if(freq<0)
	{
		cout << endl;
		exit(0);
	}
	return;
}
コード例 #4
0
ファイル: netProbe.cpp プロジェクト: bemnlam/ierg4180-asg2
void runTCPServer(void* newSockfd)
{
	SOCKET* sfd = (SOCKET*) newSockfd;
	char recvbuf[RECV_BUF_SIZE];
	unsigned long long ttlByteRecv;
	int result;
	//while(1){cout << "runTCPServer" << endl;};
	do
	{
		memset(recvbuf, '\0', sizeof(recvbuf));
		result = recv(*sfd, recvbuf, sizeof(recvbuf)-1, 0);
		if(result > 0)
		{
			//ttlByteRecv += result;
			//mutex
			mutx.lock();
			serData.ttlByteRecv += result;
			//cout << "recv() complete" << endl;
			mutx.unlock();
			//mutex
		}
		//add ttlByteRecv to function...
	}while(result > 0);
	if(result <= 0)
	{
				cout << " removed from queue(" << *sfd << ")"<< endl;
		closesocket(*sfd);
		WSACleanup();
		//mutex
		mutx.lock();
		serData.tcpCount = (serData.tcpCount) - 1;
		mutx.unlock();
		//mutex
		return;
	}
}
コード例 #5
0
ファイル: Webserver.cpp プロジェクト: joekr552/sgct
static int echoCallback(
	struct lws *wsi,
	enum lws_callback_reasons reason,
	void *user, void *in, size_t len)
{
	// reason for callback
	switch (reason)
	{
	case LWS_CALLBACK_ESTABLISHED:
        {
			int n;
			unsigned int id = Webserver::instance()->generateSessionIndex();

			gSendMutex.lock();
#if (_MSC_VER >= 1400)
			n = sprintf_s(gBuffer, sizeof(gBuffer), "%u\n", id);
#else
			n = sprintf(gBuffer, "%u\n", id);
#endif
			lws_write(wsi, reinterpret_cast<unsigned char *>(gBuffer), n, LWS_WRITE_TEXT);
			gSendMutex.unlock();

            fprintf(stderr, "connection %u established\n", id);
        }
		break;

	case LWS_CALLBACK_RECEIVE:
		{
			// log what we recieved and what we're going to send as a response.
			if (Webserver::instance()->mWebMessageCallbackFn)
				Webserver::instance()->mWebMessageCallbackFn(reinterpret_cast<const char *>(in), len);
		}
		break;
	}

	return 0;
}
コード例 #6
0
ファイル: main.cpp プロジェクト: Risca/sgct
void uploadTexture()
{
    mutex.lock();
    
    if( transImg )
    {
        glfwMakeContextCurrent( hiddenWindow );
        
        //create texture
        GLuint tex;
        glGenTextures(1, &tex);
        glBindTexture(GL_TEXTURE_2D, tex);
        glPixelStorei(GL_PACK_ALIGNMENT, 1);
        glPixelStorei(GL_UNPACK_ALIGNMENT, 1);
        
        GLenum internalformat;
        GLenum type;
        switch( transImg->getChannels() )
        {
            case 1:
                internalformat = GL_R8;
                type = GL_RED;
                break;
                
            case 2:
                internalformat = GL_RG8;
                type = GL_RG;
                break;
                
            case 3:
            default:
                internalformat = GL_RGB8;
                type = GL_BGR;
                break;
                
            case 4:
                internalformat = GL_RGBA8;
                type = GL_BGRA;
                break;
        }
        
        int mipMapLevels = 8;
        glTexStorage2D(GL_TEXTURE_2D, mipMapLevels, internalformat, transImg->getWidth(), transImg->getHeight());
        glTexSubImage2D(GL_TEXTURE_2D, 0, 0, 0, transImg->getWidth(), transImg->getHeight(), type, GL_UNSIGNED_BYTE, transImg->getData());
        
        //glTexImage2D(GL_TEXTURE_2D, 0, internalformat, transImg->getWidth(), transImg->getHeight(), 0, type, GL_UNSIGNED_BYTE, transImg->getData());
        
        glTexParameteri(GL_TEXTURE_2D, GL_TEXTURE_BASE_LEVEL, 0);
        glTexParameteri(GL_TEXTURE_2D, GL_TEXTURE_MAX_LEVEL, mipMapLevels-1);
		
		glGenerateMipmap( GL_TEXTURE_2D ); //allocate the mipmaps
        glTexParameteri( GL_TEXTURE_2D, GL_TEXTURE_MIN_FILTER, GL_LINEAR_MIPMAP_LINEAR );
        glTexParameteri( GL_TEXTURE_2D, GL_TEXTURE_MAG_FILTER, GL_LINEAR );
        glTexParameteri(GL_TEXTURE_2D, GL_TEXTURE_WRAP_S, GL_CLAMP_TO_EDGE);
        glTexParameteri(GL_TEXTURE_2D, GL_TEXTURE_WRAP_T, GL_CLAMP_TO_EDGE);
        
        //unbind
        glBindTexture(GL_TEXTURE_2D, GL_FALSE);
        
        sgct::MessageHandler::instance()->print("Texture id %d loaded (%dx%dx%d).\n", tex, transImg->getWidth(), transImg->getHeight(), transImg->getChannels());
        
        texIds.addVal(tex);
        
        delete transImg;
        transImg = NULL;
        
        glFinish();
        
        //restore
        glfwMakeContextCurrent( NULL );
    }
    else //if invalid load
    {
        texIds.addVal(GL_FALSE);
    }
    
    mutex.unlock();
}