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

@@ -390,7 +390,8 @@ if [ $SRS_EXPORT_LIBRTMP_PROJECT = NO ]; then
             "srs_app_pithy_print" "srs_app_reload" "srs_app_http_api" "srs_app_http_conn" "srs_app_http_hooks" 
             "srs_app_json" "srs_app_ingest" "srs_app_ffmpeg" "srs_app_utility" "srs_app_dvr" "srs_app_edge"
             "srs_app_kbps" "srs_app_heartbeat" "srs_app_empty" "srs_app_http_client"
-            "srs_app_recv_thread" "srs_app_security" "srs_app_statistic")
+            "srs_app_recv_thread" "srs_app_security" "srs_app_statistic"
+            "srs_app_mpegts_udp")
     APP_INCS="src/app"; MODULE_DIR=${APP_INCS} . auto/modules.sh
     APP_OBJS="${MODULE_OBJS[@]}"
 fi

@@ -102,6 +102,8 @@ file
 	../../src/app/srs_app_kbps.cpp,
 	../../src/app/srs_app_log.hpp,
 	../../src/app/srs_app_log.cpp,
+	../../src/app/srs_app_mpegts_udp.hpp,
+	../../src/app/srs_app_mpegts_udp.cpp,
 	../../src/app/srs_app_recv_thread.hpp,
 	../../src/app/srs_app_recv_thread.cpp,
 	../../src/app/srs_app_refer.hpp,

@@ -83,6 +83,7 @@
     <ClInclude Include="..\..\src\app\srs_app_json.hpp" />
     <ClInclude Include="..\..\src\app\srs_app_kbps.hpp" />
     <ClInclude Include="..\..\src\app\srs_app_log.hpp" />
+    <ClInclude Include="..\..\src\app\srs_app_mpegts_udp.hpp" />
     <ClInclude Include="..\..\src\app\srs_app_pithy_print.hpp" />
     <ClInclude Include="..\..\src\app\srs_app_recv_thread.hpp" />
     <ClInclude Include="..\..\src\app\srs_app_refer.hpp" />
@@ -158,6 +159,7 @@
     <ClCompile Include="..\..\src\app\srs_app_json.cpp" />
     <ClCompile Include="..\..\src\app\srs_app_kbps.cpp" />
     <ClCompile Include="..\..\src\app\srs_app_log.cpp" />
+    <ClCompile Include="..\..\src\app\srs_app_mpegts_udp.cpp" />
     <ClCompile Include="..\..\src\app\srs_app_pithy_print.cpp" />
     <ClCompile Include="..\..\src\app\srs_app_recv_thread.cpp" />
     <ClCompile Include="..\..\src\app\srs_app_refer.cpp" />

@@ -223,6 +223,9 @@
     <ClCompile Include="..\..\src\protocol\srs_rtmp_utility.cpp">
       <Filter>srs</Filter>
     </ClCompile>
+    <ClCompile Include="..\..\src\app\srs_app_mpegts_udp.cpp">
+      <Filter>srs</Filter>
+    </ClCompile>
   </ItemGroup>
   <ItemGroup>
     <ClInclude Include="..\..\src\app\srs_app_bandwidth.hpp">
@@ -408,6 +411,9 @@
     <ClInclude Include="..\..\src\protocol\srs_rtmp_utility.hpp">
       <Filter>srs</Filter>
     </ClInclude>
+    <ClInclude Include="..\..\src\app\srs_app_mpegts_udp.hpp">
+      <Filter>srs</Filter>
+    </ClInclude>
   </ItemGroup>
   <ItemGroup>
     <Filter Include="research">

+/*
+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

+/*
+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.
+*/
+
+#ifndef SRS_APP_MPEGTS_UDP_HPP
+#define SRS_APP_MPEGTS_UDP_HPP
+
+/*
+#include <srs_app_mpegts_udp.hpp>
+*/
+
+#include <srs_core.hpp>
+
+class sockaddr_in;
+
+class SrsConfDirective;
+
+#ifdef SRS_AUTO_STREAM_CASTER
+
+/**
+* the mpegts over udp stream caster.
+*/
+class SrsMpegtsOverUdp
+{
+public:
+    SrsMpegtsOverUdp(SrsConfDirective* c);
+    virtual ~SrsMpegtsOverUdp();
+public:
+    /**
+    * when udp listener got a udp packet, notice server to process it.
+    * @param type, the client type, used to create concrete connection, 
+    *       for instance RTMP connection to serve client.
+    * @param from, the udp packet from address.
+    * @param buf, the udp packet bytes, user should copy if need to use.
+    * @param nb_buf, the size of udp packet bytes.
+    * @remark user should never use the buf, for it's a shared memory bytes.
+    */
+    virtual int on_udp_packet(sockaddr_in* from, char* buf, int nb_buf);
+};
+
+#endif
+
+#endif

@@ -44,6 +44,7 @@ CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
 #include <srs_app_source.hpp>
 #include <srs_app_utility.hpp>
 #include <srs_app_heartbeat.hpp>
+#include <srs_app_mpegts_udp.hpp>
 
 // signal defines.
 #define SIGNAL_RELOAD SIGHUP
@@ -226,14 +227,18 @@ int SrsListener::cycle()
     return ret;
 }
 
-SrsUdpListener::SrsUdpListener(SrsServer* server, SrsListenerType type) : SrsListener(server, type)
+#ifdef SRS_AUTO_STREAM_CASTER
+SrsUdpListener::SrsUdpListener(SrsServer* server, SrsListenerType type, SrsConfDirective* c) : SrsListener(server, type)
 {
     nb_buf = SRS_UDP_MAX_PACKET_SIZE;
     buf = new char[nb_buf];
+    caster = new SrsMpegtsOverUdp(c);
 }
 
 SrsUdpListener::~SrsUdpListener()
 {
+    srs_freep(caster);
+    srs_freep(buf);
 }
 
 int SrsUdpListener::listen(int port)
@@ -313,7 +318,7 @@ int SrsUdpListener::cycle()
             continue;
         }
         
-        if ((ret = _server->on_udp_packet(_type, &from, buf, nread)) != ERROR_SUCCESS) {
+        if ((ret = caster->on_udp_packet(&from, buf, nread)) != ERROR_SUCCESS) {
             srs_warn("handle udp packet failed. ret=%d", ret);
             continue;
         }
@@ -328,6 +333,7 @@ int SrsUdpListener::cycle()
 
     return ret;
 }
+#endif
 
 SrsSignalManager* SrsSignalManager::instance = NULL;
 
@@ -1015,7 +1021,7 @@ int SrsServer::listen_stream_caster()
 
         std::string caster = _srs_config->get_stream_caster_engine(stream_caster);
         if (caster == SRS_CONF_DEFAULT_STREAM_CASTER_MPEGTS_OVER_UDP) {
-            listener = new SrsUdpListener(this, SrsListenerMpegTsOverUdp);
+            listener = new SrsUdpListener(this, SrsListenerMpegTsOverUdp, stream_caster);
         } else {
             ret = ERROR_STREAM_CASTER_ENGINE;
             srs_error("unsupported stream caster %s. ret=%d", caster.c_str(), ret);
@@ -1141,19 +1147,6 @@ int SrsServer::accept_client(SrsListenerType type, st_netfd_t client_stfd)
     return ret;
 }
 
-int SrsServer::on_udp_packet(SrsListenerType type, 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);
-
-    // TODO: FIXME: implements it.
-    srs_warn("udp: drop %s:%d packet %d bytes", peer_ip.c_str(), peer_port, nb_buf);
-
-    return ret;
-}
-
 int SrsServer::on_reload_listen()
 {
     return listen();

@@ -44,7 +44,10 @@ class SrsHttpServer;
 class SrsIngester;
 class SrsHttpHeartbeat;
 class SrsKbps;
-class sockaddr_in;
+class SrsConfDirective;
+#ifdef SRS_AUTO_STREAM_CASTER
+class SrsMpegtsOverUdp;
+#endif
 
 // listener type for server to identify the connection,
 // that is, use different type to process the connection.
@@ -84,6 +87,7 @@ public:
     virtual int cycle();
 };
 
+#ifdef SRS_AUTO_STREAM_CASTER
 /**
 * the udp listener, for udp server.
 */
@@ -92,8 +96,9 @@ class SrsUdpListener : public SrsListener
 private:
     char* buf;
     int nb_buf;
+    SrsMpegtsOverUdp* caster;
 public:
-    SrsUdpListener(SrsServer* server, SrsListenerType type);
+    SrsUdpListener(SrsServer* server, SrsListenerType type, SrsConfDirective* c);
     virtual ~SrsUdpListener();
 public:
     virtual int listen(int port);
@@ -101,6 +106,7 @@ public:
 public:
     virtual int cycle();
 };
+#endif
 
 /**
 * convert signal to io,
@@ -256,16 +262,6 @@ public:
     * @param client_stfd, the client fd in st boxed, the underlayer fd.
     */
     virtual int accept_client(SrsListenerType type, st_netfd_t client_stfd);
-    /**
-    * when udp listener got a udp packet, notice server to process it.
-    * @param type, the client type, used to create concrete connection, 
-    *       for instance RTMP connection to serve client.
-    * @param from, the udp packet from address.
-    * @param buf, the udp packet bytes, user should copy if need to use.
-    * @param nb_buf, the size of udp packet bytes.
-    * @remark user should never use the buf, for it's a shared memory bytes.
-    */
-    virtual int on_udp_packet(SrsListenerType type, sockaddr_in* from, char* buf, int nb_buf);
 // interface ISrsThreadHandler.
 public:
     virtual int on_reload_listen();