From 72aad834774598a50cbaf4bedc22e8101b02cef5 Mon Sep 17 00:00:00 2001
From: Christian Pointner <equinox@spreadspace.org>
Date: Thu, 4 Sep 2014 02:20:34 +0200
Subject: added send stream pipeline with options

---
 src/sydra.c | 61 +++++++++++++++++++++++++++++++++++++++++++++++++++++++------
 1 file changed, 55 insertions(+), 6 deletions(-)

(limited to 'src/sydra.c')

diff --git a/src/sydra.c b/src/sydra.c
index ec87af8..b4b8d9b 100644
--- a/src/sydra.c
+++ b/src/sydra.c
@@ -27,11 +27,13 @@
  *  along with sydra. If not, see <http://www.gnu.org/licenses/>.
  */
 
+#define _GNU_SOURCE
 #include <stdlib.h>
 #include <stdio.h>
 #include <errno.h>
 #include <string.h>
 #include <sys/select.h>
+#include <time.h>
 
 #include <gst/gst.h>
 
@@ -75,17 +77,19 @@ static gboolean bus_call(GstBus *bus, GstMessage *msg, gpointer data)
     break;
   }
   default:
+    log_printf(WARNING, "unkonwn message %d", GST_MESSAGE_TYPE(msg));
     break;
   }
   return TRUE;
 }
 
+
 int main_loop(options_t* opt)
 {
   log_printf(INFO, "entering main loop");
 
   GMainLoop *loop;
-  GstElement *pipeline, *source;
+  GstElement *pipeline, *sender;
   GstBus *bus;
 
   loop = g_main_loop_new(NULL, FALSE);
@@ -95,17 +99,62 @@ int main_loop(options_t* opt)
     return -1;
   }
 
+  struct timespec now;
+  clock_gettime(CLOCK_REALTIME, &now);
+  struct tm bd_time;
+  localtime_r(&(now.tv_sec), &bd_time);
+  char recfile[1024]; //TODO: fix this hardcoded length
+  strftime(recfile, sizeof(recfile), opt->rec_name_format_, &bd_time);
+
+  int rtp_port_v = opt->rtp_port_base_;
+  int rtcp_port_v = opt->rtp_port_base_ + 100;
+  int rtp_port_a = opt->rtp_port_base_ + 200;
+  int rtcp_port_a = opt->rtp_port_base_ + 300;
+
+  char* sender_str;
+  int slen = asprintf(&sender_str, "rtpbin name=rtpbin                               \
+    %s ! tee name=vt                                                                 \
+        vt. ! queue silent=true ! %s ! tee name=cvt                                  \
+        cvt. ! %s ! rtpbin.send_rtp_sink_0                                           \
+        rtpbin.send_rtp_src_0 ! udpsink port=%d host=%s                              \
+        rtpbin.send_rtcp_src_0 ! udpsink port=%d host=%s sync=false async=false      \
+    %s ! tee name=at                                                                 \
+        at. ! queue silent=true ! %s ! %s ! rtpbin.send_rtp_sink_1                   \
+        rtpbin.send_rtp_src_1 ! udpsink port=%d host=%s                              \
+        rtpbin.send_rtcp_src_1 ! udpsink port=%d host=%s sync=false async=false      \
+    %s name=recmux ! filesink location=\"%s\"                                        \
+        cvt. ! queue silent=true ! recmux.                                           \
+        at. ! queue silent=true ! %s ! recmux.                                       \
+    vt. ! queue silent=true ! textoverlay text=\" local \" shaded-background=true halignment=center valignment=baseline font-desc=\"Sans 18\" ! %s",
+     opt->video_src_, opt->video_enc_, opt->video_payloader_, rtp_port_v, opt->rtp_host_, rtcp_port_v, opt->rtp_host_,
+     opt->audio_src_, opt->audio_enc_stream_, opt->audio_payloader_, rtp_port_a, opt->rtp_host_, rtcp_port_a, opt->rtp_host_,
+     opt->rec_mux_, recfile, opt->audio_enc_rec_, opt->videosink_);
+
+  if(slen < 0) {
+    log_printf(ERROR, "memory error while constructing sender pipeline");
+    gst_object_unref(GST_OBJECT(pipeline));
+    gst_object_unref(GST_OBJECT(loop));
+    return -1;
+  }
+
+  printf("\n\n\n");
+  printf("%s", sender_str);
+  printf("\n\n\n");
+
+
   GError *error = NULL;
-  source = gst_parse_bin_from_description("videotestsrc ! xvimagesink", TRUE, &error);
-  if(!source || error) {
-    log_printf(ERROR, "Source Bin Description Parser Error: %s", error ? error->message : "unknown");
+  sender = gst_parse_bin_from_description(sender_str, TRUE, &error);
+  if(!sender || error) {
+    log_printf(ERROR, "Sending Bin Description Parser Error: %s", error ? error->message : "unknown");
     g_error_free(error);
+    free(sender_str);
     gst_object_unref(GST_OBJECT(pipeline));
     gst_object_unref(GST_OBJECT(loop));
     return -1;
   }
+  free(sender_str);
 
-  gst_bin_add_many(GST_BIN(pipeline), source, NULL);
+  gst_bin_add_many(GST_BIN(pipeline), sender, NULL);
   bus = gst_pipeline_get_bus(GST_PIPELINE(pipeline));
   gst_bus_add_watch(bus, bus_call, loop);
   gst_object_unref(bus);
@@ -140,7 +189,7 @@ int main(int argc, char* argv[])
     if(ret == -3)
       options_print_version();
     if(ret == -4)
-      fprintf(stderr, "the interval must be bigger than 0\n");
+      fprintf(stderr, "the port number is invalid\n");
 
     if(ret != -2 && ret != -3 && ret != -4)
       options_print_usage();
-- 
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