Initial import from SVN

av/Common.cpp

@@ -0,0 +1,29 @@
+#include "Common.hpp"
+
+#include <boost/array.hpp>
+
+std::string
+AvError::to_str(void) const
+{
+	boost::array<char, 128> buf = {0};
+	if (av_strerror(_errnum, buf.data(), buf.size()) == 0)
+		return std::string(&buf[0]);
+	else
+		return "Unknown error";
+
+}
+
+
+std::ostream& operator<<(std::ostream& ost, const AvError& err)
+{
+	ost << err.to_str();
+	return ost;
+}
+
+void AvInit()
+{
+	/* register all the codecs */
+	avcodec_register_all();
+	av_register_all();
+	std::cout << "AVCDOEC VERSION = " << avcodec_version() << std::endl;
+}