for #250, add mpegts over udp stream caster class.

trunk/src/app/srs_app_mpegts_udp.cpp

@@ -0,0 +1,57 @@
+/*
+The MIT License (MIT)
+
+Copyright (c) 2013-2015 winlin
+
+Permission is hereby granted, free of charge, to any person obtaining a copy of
+this software and associated documentation files (the "Software"), to deal in
+the Software without restriction, including without limitation the rights to
+use, copy, modify, merge, publish, distribute, sublicense, and/or sell copies of
+the Software, and to permit persons to whom the Software is furnished to do so,
+subject to the following conditions:
+
+The above copyright notice and this permission notice shall be included in all
+copies or substantial portions of the Software.
+
+THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, FITNESS
+FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR
+COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER
+IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN
+CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
+*/
+
+#include <srs_app_mpegts_udp.hpp>
+
+#include <sys/socket.h>
+#include <netinet/in.h>
+#include <arpa/inet.h>
+
+#include <srs_app_config.hpp>
+#include <srs_kernel_error.hpp>
+#include <srs_kernel_log.hpp>
+
+#ifdef SRS_AUTO_STREAM_CASTER
+
+SrsMpegtsOverUdp::SrsMpegtsOverUdp(SrsConfDirective* c)
+{
+}
+
+SrsMpegtsOverUdp::~SrsMpegtsOverUdp()
+{
+}
+
+int SrsMpegtsOverUdp::on_udp_packet(sockaddr_in* from, char* buf, int nb_buf)
+{
+    int ret = ERROR_SUCCESS;
+
+    std::string peer_ip = inet_ntoa(from->sin_addr);
+    int peer_port = ntohs(from->sin_port);
+
+    srs_info("udp: got %s:%d packet %d bytes", peer_ip.c_str(), peer_port, nb_buf);
+    // TODO: FIXME: implements it.
+
+    return ret;
+}
+
+#endif