new RTSP demuxer dedicated file, based on old code from realrtsp one but intended to be much more generic

git-svn-id: svn://svn.mplayerhq.hu/mplayer/trunk@18797 b3059339-0415-0410-9bf9-f77b7e298cf2

3 files changed, 176 insertions, 94 deletions

diff --git a/libmpdemux/Makefile b/libmpdemux/Makefile
index e07d747325..2157e15900 100644
--- a/libmpdemux/Makefile
+++ b/libmpdemux/Makefile
@@ -130,6 +130,7 @@ SRCS += asf_streaming.c \
         asf_mmst_streaming.c \
         pnm.c \
         rtp.c \
+        rtsp.c \
 
 SRCS += realrtsp/asmrp.c \
         realrtsp/real.c \
diff --git a/libmpdemux/realrtsp/rtsp.c b/libmpdemux/realrtsp/rtsp.c
index ea84daf43a..aa6f864dad 100644
--- a/libmpdemux/realrtsp/rtsp.c
+++ b/libmpdemux/realrtsp/rtsp.c
@@ -65,7 +65,6 @@
 #define HEADER_SIZE 1024
 #define MAX_FIELDS 256
 
-extern int network_bandwidth;
 struct rtsp_s {
 
   int           s;
@@ -889,96 +888,3 @@ void rtsp_free_answers(rtsp_t *s) {
     answer++;
   }
 }
-
-static int realrtsp_streaming_read( int fd, char *buffer, int size, streaming_ctrl_t *stream_ctrl ) {
-  return rtsp_session_read(stream_ctrl->data, buffer, size);
-}
-
-
-static int realrtsp_streaming_start( stream_t *stream ) {
-  int fd;
-  rtsp_session_t *rtsp;
-  char *mrl;
-  char *file;
-  int port;
-  int redirected, temp;
-  if( stream==NULL ) return -1;
-
-  temp = 5; // counter so we don't get caught in infinite redirections (you never know)
-
-  do {
-    redirected = 0;
-
-    fd = connect2Server( stream->streaming_ctrl->url->hostname,
-         port = (stream->streaming_ctrl->url->port ? stream->streaming_ctrl->url->port : 554),1 );
-    if(fd<0 && !stream->streaming_ctrl->url->port)
-      fd = connect2Server(stream->streaming_ctrl->url->hostname, port = 7070, 1);
-    if(fd<0) return -1;
-
-    file = stream->streaming_ctrl->url->file;
-    if (file[0] == '/')
-      file++;
-    mrl = malloc(sizeof(char)*(strlen(stream->streaming_ctrl->url->hostname)+strlen(file)+16));
-    sprintf(mrl,"rtsp://%s:%i/%s",stream->streaming_ctrl->url->hostname,port,file);
-    rtsp = rtsp_session_start(fd,&mrl, file, stream->streaming_ctrl->url->hostname, port, &redirected, stream->streaming_ctrl->bandwidth);
-
-    if( redirected == 1) {
-      url_free(stream->streaming_ctrl->url);
-      stream->streaming_ctrl->url = url_new(mrl);
-      closesocket(fd);
-    }
-
-    free(mrl);
-    temp--;
-  } while( (redirected != 0) && (temp > 0) );	
-
-  if(!rtsp) return -1;
-
-  stream->fd=fd;
-  stream->streaming_ctrl->data=rtsp;
-
-  stream->streaming_ctrl->streaming_read = realrtsp_streaming_read;
-  //stream->streaming_ctrl->streaming_seek = nop_streaming_seek;
-  stream->streaming_ctrl->prebuffer_size = 128*1024;  // 8 KBytes
-  stream->streaming_ctrl->buffering = 1;
-  stream->streaming_ctrl->status = streaming_playing_e;
-  return 0;
-}
-
-
-static int open_s(stream_t *stream,int mode, void* opts, int* file_format) {
-  URL_t *url;
-
-  mp_msg(MSGT_OPEN, MSGL_INFO, "STREAM_RTSP, URL: %s\n", stream->url);
-  stream->streaming_ctrl = streaming_ctrl_new();
-  if( stream->streaming_ctrl==NULL )
-    return STREAM_ERROR;
-
-  stream->streaming_ctrl->bandwidth = network_bandwidth;
-  url = url_new(stream->url);
-  stream->streaming_ctrl->url = check4proxies(url);
-  //url_free(url);
-
-  stream->fd = -1;
-  if(realrtsp_streaming_start( stream ) < 0) {
-    streaming_ctrl_free(stream->streaming_ctrl);
-    stream->streaming_ctrl = NULL;
-    return STREAM_UNSUPORTED;
-  }
-
-  fixup_network_stream_cache(stream);
-  stream->type = STREAMTYPE_STREAM;
-  return STREAM_OK;
-}
-
-
-stream_info_t stream_info_rtsp = {
-  "RealNetworks rtsp streaming",
-  "realrtsp",
-  "Roberto Togni, xine team",
-  "ported from xine",
-  open_s,
-  {"rtsp", NULL},
-  NULL,
-  0 // Urls are an option string
-};
diff --git a/libmpdemux/rtsp.c b/libmpdemux/rtsp.c
new file mode 100644
index 0000000000..61586ae3cd
--- /dev/null
+++ b/libmpdemux/rtsp.c
@@ -0,0 +1,175 @@
+/*
+ *  Copyright (C) 2006 Benjamin Zores
+ *   based on previous Real RTSP support from Roberto Togni and xine team.
+ *
+ *   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 <stdlib.h>
+#include <string.h>
+#include <unistd.h>
+#include <stdlib.h>
+#include <stdio.h>
+#include <sys/types.h>
+#include <ctype.h>
+#include "config.h"
+#ifndef HAVE_WINSOCK2
+#include <netinet/in.h>
+#include <sys/socket.h>
+#include <arpa/inet.h>
+#define closesocket close
+#else
+#include <winsock2.h>
+#include <ws2tcpip.h>
+#endif
+#include <errno.h>
+
+#include "stream.h"
+#include "realrtsp/rtsp.h"
+#include "realrtsp/rtsp_session.h"
+
+#define RTSP_DEFAULT_PORT 554
+
+extern int network_bandwidth;
+
+static int
+rtsp_streaming_read (int fd, char *buffer,
+                     int size, streaming_ctrl_t *stream_ctrl)
+{
+  return rtsp_session_read (stream_ctrl->data, buffer, size);
+}
+
+static int
+rtsp_streaming_start (stream_t *stream)
+{
+  int fd;
+  rtsp_session_t *rtsp;
+  char *mrl;
+  char *file;
+  int port;
+  int redirected, temp;
+
+  if (!stream)
+    return -1;
+
+  /* counter so we don't get caught in infinite redirections */
+  temp = 5;
+
+  do {
+    redirected = 0;
+
+    fd = connect2Server (stream->streaming_ctrl->url->hostname,
+                         port = (stream->streaming_ctrl->url->port ?
+                                 stream->streaming_ctrl->url->port :
+                                 RTSP_DEFAULT_PORT), 1);
+    
+    if (fd < 0 && !stream->streaming_ctrl->url->port)
+      fd = connect2Server (stream->streaming_ctrl->url->hostname,
+                           port = 7070, 1);
+
+    if (fd < 0)
+      return -1;
+    
+    file = stream->streaming_ctrl->url->file;
+    if (file[0] == '/')
+      file++;
+
+    mrl = malloc (strlen (stream->streaming_ctrl->url->hostname)
+                  + strlen (file) + 16);
+    
+    sprintf (mrl, "rtsp://%s:%i/%s",
+             stream->streaming_ctrl->url->hostname, port, file);
+
+    rtsp = rtsp_session_start (fd, &mrl, file,
+                               stream->streaming_ctrl->url->hostname,
+                               port, &redirected,
+                               stream->streaming_ctrl->bandwidth);
+
+    if (redirected == 1)
+    {
+      url_free (stream->streaming_ctrl->url);
+      stream->streaming_ctrl->url = url_new (mrl);
+      closesocket (fd);
+    }
+
+    free (mrl);
+    temp--;
+  } while ((redirected != 0) && (temp > 0));    
+
+  if (!rtsp)
+    return -1;
+
+  stream->fd = fd;
+  stream->streaming_ctrl->data = rtsp;
+  
+  stream->streaming_ctrl->streaming_read = rtsp_streaming_read;
+  stream->streaming_ctrl->streaming_seek = NULL;
+  stream->streaming_ctrl->prebuffer_size = 128*1024;  // 640 KBytes
+  stream->streaming_ctrl->buffering = 1;
+  stream->streaming_ctrl->status = streaming_playing_e;
+  
+  return 0;
+}
+
+static void
+rtsp_streaming_close (struct stream_st *s)
+{
+  rtsp_session_t *rtsp = NULL;
+  
+  rtsp = (rtsp_session_t *) s->streaming_ctrl->data;
+  if (rtsp)
+    rtsp_session_end (rtsp);
+}
+
+static int
+rtsp_streaming_open (stream_t *stream, int mode, void *opts, int *file_format)
+{
+  URL_t *url;
+  extern int index_mode;
+  
+  mp_msg (MSGT_OPEN, MSGL_INFO, "STREAM_RTSP, 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);
+
+  stream->fd = -1;
+  if (rtsp_streaming_start (stream) < 0)
+  {
+    streaming_ctrl_free (stream->streaming_ctrl);
+    stream->streaming_ctrl = NULL;
+    return STREAM_UNSUPORTED;
+  }
+
+  fixup_network_stream_cache (stream);
+  stream->type = STREAMTYPE_STREAM;
+  stream->close = rtsp_streaming_close;
+
+  return STREAM_OK;
+}
+
+stream_info_t stream_info_rtsp = {
+  "RTSP streaming",
+  "rtsp",
+  "Benjamin Zores, Roberto Togni",
+  "ported from xine",
+  rtsp_streaming_open,
+  {"rtsp", NULL},
+  NULL,
+  0 /* Urls are an option string */
+};