From 2d79655938d71025999550912dd3b554cf4a3ca7 Mon Sep 17 00:00:00 2001
From: ben <ben@b3059339-0415-0410-9bf9-f77b7e298cf2>
Date: Fri, 4 Aug 2006 18:32:36 +0000
Subject: split rtp stack, udp input layer and rtp input layer from rtp.c

git-svn-id: svn://svn.mplayerhq.hu/mplayer/trunk@19319 b3059339-0415-0410-9bf9-f77b7e298cf2
---
 stream/stream_udp.c | 107 ++++++++++++++++++++++++++++++++++++++++++++++++++++
 1 file changed, 107 insertions(+)
 create mode 100644 stream/stream_udp.c

(limited to 'stream/stream_udp.c')

diff --git a/stream/stream_udp.c b/stream/stream_udp.c
new file mode 100644
index 0000000000..97b0e40f6c
--- /dev/null
+++ b/stream/stream_udp.c
@@ -0,0 +1,107 @@
+/*
+ *  Copyright (C) 2006 Benjamin Zores
+ *   Stream layer for MPEG over UDP, based on previous work from Dave Chapman
+ *
+ *   This program is free software; you can redistribute it and/or modify
+ *  it under the terms of the GNU General Public License as published by
+ *  the Free Software Foundation; either version 2 of the License, or
+ *  (at your option) any later version.
+ *
+ *   This program is distributed in the hope that it will be useful,
+ *  but WITHOUT ANY WARRANTY; without even the implied warranty of
+ *  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ *  GNU General Public License for more details.
+ *
+ *   You should have received a copy of the GNU General Public License
+ *  along with this program; if not, write to the Free Software Foundation,
+ *  Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
+ */
+
+#include "config.h"
+
+#include <stdlib.h>
+#include <string.h>
+
+#include "stream.h"
+#include "url.h"
+#include "rtp.h"
+
+static int
+udp_streaming_start (stream_t *stream)
+{
+  streaming_ctrl_t *streaming_ctrl;
+  int fd;
+
+  if (!stream)
+    return -1;
+
+  streaming_ctrl = stream->streaming_ctrl;
+  fd = stream->fd;
+	
+  if (fd < 0)
+  {
+    fd = rtp_open_socket (streaming_ctrl->url); 
+    if (fd < 0)
+      return -1;
+    stream->fd = fd;
+  }
+
+  streaming_ctrl->streaming_read = nop_streaming_read;
+  streaming_ctrl->streaming_seek = nop_streaming_seek;
+  streaming_ctrl->prebuffer_size = 64 * 1024; /* 64 KBytes */
+  streaming_ctrl->buffering = 0;
+  streaming_ctrl->status = streaming_playing_e;
+  
+  return 0;
+}
+
+static int
+udp_stream_open (stream_t *stream, int mode, void *opts, int *file_format)
+{
+  URL_t *url;
+  extern int network_bandwidth;
+  
+  mp_msg (MSGT_OPEN, MSGL_INFO, "STREAM_UDP, URL: %s\n", stream->url);
+  stream->streaming_ctrl = streaming_ctrl_new ();
+  if (!stream->streaming_ctrl)
+    return STREAM_ERROR;
+
+  stream->streaming_ctrl->bandwidth = network_bandwidth;
+  url = url_new (stream->url);
+  stream->streaming_ctrl->url = check4proxies (url);
+
+  if (url->port == 0)
+  {
+    mp_msg (MSGT_NETWORK, MSGL_ERR,
+            "You must enter a port number for UDP streams!\n");
+    streaming_ctrl_free (stream->streaming_ctrl);
+    stream->streaming_ctrl = NULL;
+  
+    return STREAM_UNSUPORTED;
+  }
+
+  if (udp_streaming_start (stream) < 0)
+  {
+    mp_msg (MSGT_NETWORK, MSGL_ERR, "udp_streaming_start failed\n");
+    streaming_ctrl_free (stream->streaming_ctrl);
+    stream->streaming_ctrl = NULL;
+  
+    return STREAM_UNSUPORTED;
+  }
+
+  stream->type = STREAMTYPE_STREAM;
+  fixup_network_stream_cache (stream);
+  
+  return STREAM_OK;
+}
+
+stream_info_t stream_info_udp = {
+  "MPEG over UDP streaming",
+  "udp",
+  "Dave Chapman, Benjamin Zores",
+  "native udp support",
+  udp_stream_open,
+  { "udp", NULL},
+  NULL,
+  0 // Urls are an option string
+};
-- 
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