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/*
* 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 "tcp.h"
#include "librtsp/rtsp.h"
#include "librtsp/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,
stream->streaming_ctrl->url->username,
stream->streaming_ctrl->url->password);
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_V, "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;
index_mode = -1; /* prevent most RTSP streams from locking due to -idx */
if (rtsp_streaming_start (stream) < 0)
{
streaming_ctrl_free (stream->streaming_ctrl);
stream->streaming_ctrl = NULL;
return STREAM_UNSUPPORTED;
}
fixup_network_stream_cache (stream);
stream->type = STREAMTYPE_STREAM;
stream->close = rtsp_streaming_close;
return STREAM_OK;
}
const 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 */
};
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