The rest of rtsp input plugin; sorry.

CVS patchset: 3496
CVS date: 2002/12/12 22:14:53

1 files changed, 144 insertions, 0 deletions

diff --git a/src/input/librtsp/rtsp_session.c b/src/input/librtsp/rtsp_session.c
new file mode 100644
index 000000000..fb728bab9
--- /dev/null
+++ b/src/input/librtsp/rtsp_session.c
@@ -0,0 +1,144 @@
+/*
+ * Copyright (C) 2000-2002 the xine project
+ *
+ * This file is part of xine, a free video player.
+ *
+ * xine 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.
+ *
+ * xine 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., 59 Temple Place - Suite 330, Boston, MA  02111-1307, USA
+ *
+ * $Id: rtsp_session.c,v 1.1 2002/12/12 22:14:56 holstsn Exp $
+ *
+ * high level interface to rtsp servers.
+ */
+
+#include <sys/socket.h>
+#include <netinet/in.h>
+#include <netdb.h>
+#include <unistd.h>
+#include <stdio.h>
+#include <fcntl.h>
+#include <stdlib.h>
+#include <string.h>
+
+#include "rtsp.h"
+#include "rtsp_session.h"
+#include "../libreal/real.h"
+#include "../libreal/rmff.h"
+#include "../libreal/asmrp.h"
+
+/*
+#define LOG
+*/
+
+#define BUF_SIZE 1024
+#define HEADER_SIZE 1024
+
+struct rtsp_session_s {
+
+  rtsp_t       *s;
+
+  /* receive buffer */
+  uint8_t       recv[BUF_SIZE];
+  int           recv_size;
+  int           recv_read;
+
+  /* header buffer */
+  uint8_t       header[HEADER_SIZE];
+  int           header_len;
+  int           header_read;
+
+};
+
+rtsp_session_t *rtsp_session_start(char *mrl) {
+
+  rtsp_session_t *rtsp_session=malloc(sizeof(rtsp_session_t));
+  char *server;
+  rmff_header_t *h;
+  uint32_t bandwidth=10485800;
+
+  /* connect to server */
+  rtsp_session->s=rtsp_connect(mrl,NULL);
+  if (!rtsp_session->s)
+  {
+    printf("rtsp_session: failed to connect to server\n");
+    free(rtsp_session);
+    return NULL;
+  }
+
+  /* looking for server type */
+  server=strdup(rtsp_search_answers(rtsp_session->s,"Server"));
+
+  if (strstr(server,"Real"))
+  {
+    /* we are talking to a real server ... */
+
+    h=real_setup_and_get_header(rtsp_session->s, bandwidth);
+    rtsp_session->header_len=rmff_dump_header(h,rtsp_session->header,1024);
+
+    memcpy(rtsp_session->recv, rtsp_session->header, rtsp_session->header_len);
+    rtsp_session->recv_size = rtsp_session->header_len;
+    rtsp_session->recv_read = 0;
+    
+  } else
+  {
+    printf("non-real rtsp servers not supported yet.\n");
+    rtsp_close(rtsp_session->s);
+    free(rtsp_session);
+    return NULL;
+  }
+  return rtsp_session;
+}
+
+int rtsp_session_read (rtsp_session_t *this, char *data, int len) {
+  
+  int to_copy=len;
+  char *dest=data;
+  char *source=this->recv + this->recv_read;
+  int fill=this->recv_size - this->recv_read;
+  
+  if (len < 0) return 0;
+  while (to_copy > fill) {
+    
+    memcpy(dest, source, fill);
+    to_copy -= fill;
+    dest += fill;
+    this->recv_read=0;
+
+    this->recv_size=real_get_rdt_chunk (this->s, this->recv);
+    if (this->recv_size == 0) {
+#ifdef LOG
+      printf ("librtsp: %d of %d bytes provided\n", len-to_copy, len);
+#endif
+      return len-to_copy;
+    }
+    source = this->recv;
+    fill = this->recv_size - this->recv_read;
+  }
+
+  memcpy(dest, source, to_copy);
+  this->recv_read += to_copy;
+
+#ifdef LOG
+  printf ("librtsp: %d bytes provided\n", len);
+#endif
+
+  return len;
+}
+
+
+void rtsp_session_end(rtsp_session_t *session) {
+
+  rtsp_close(session->s);
+  free(session);
+}