Added CVlcInstance class

Common/3dParty/libvlc/vlcinstance.cpp

@@ -0,0 +1,59 @@
+#include "vlcinstance.h"
+
+#include <iostream>
+
+unsigned CVlcInstance::m_nVerbose = 0;
+
+CVlcInstance::CVlcInstance()
+{
+	const char *argv[2];
+	int argc = (m_nVerbose == 0 ? 1 : 2);
+	char verbose[2];
+
+	if (m_nVerbose > 0)
+	{
+		argv[0] = "--verbose";
+		sprintf(verbose, "%d", m_nVerbose);
+		argv[1] = verbose;
+	}
+	else
+	{
+		argv[0] = "--quiet";
+	}
+
+	m_pVlcInstance = libvlc_new(argc, argv);
+
+	// error if libvlc instantiation was unsuccessful
+	if (m_pVlcInstance == nullptr)
+	{
+		std::cerr << "Could not init libVLC" << std::endl;
+		exit(1);
+	}
+}
+
+CVlcInstance::~CVlcInstance()
+{
+	libvlc_release(m_pVlcInstance);
+}
+
+void CVlcInstance::setVerbosityLevel(unsigned nVerbose)
+{
+	// verbosity level can be only 0, 1 or 2
+	m_nVerbose = std::min(nVerbose, 2u);
+}
+
+CVlcInstance& CVlcInstance::get()
+{
+	static CVlcInstance oVlcInstance;
+	return oVlcInstance;
+}
+
+libvlc_instance_t* CVlcInstance::getVlcInstance()
+{
+	return m_pVlcInstance;
+}
+
+libvlc_instance_t* GetVlcInstance()
+{
+	return CVlcInstance::get().getVlcInstance();
+}