mpv/stream/stream_live555.c

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/*
* This file is part of MPlayer.
*
* MPlayer 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.
*
* MPlayer 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 MPlayer; if not, write to the Free Software Foundation, Inc.,
* 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
*/
#include "config.h"
#include <unistd.h>
#include <stdlib.h>
#include <stdio.h>
#include <string.h>
#include "stream.h"
#include "network.h"
#include "libmpdemux/demuxer.h"
extern int network_bandwidth;
static int _rtsp_streaming_seek(int fd, off_t pos, streaming_ctrl_t* streaming_ctrl) {
return -1; // For now, we don't handle RTSP stream seeking
}
static int rtsp_streaming_start(stream_t* stream) {
stream->streaming_ctrl->streaming_seek = _rtsp_streaming_seek;
return 0;
}
static int open_live_rtsp_sip(stream_t *stream,int mode, void* opts, int* file_format) {
URL_t *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);
mp_msg(MSGT_OPEN, MSGL_INFO, "STREAM_LIVE555, URL: %s\n", stream->url);
if(rtsp_streaming_start(stream) < 0) {
mp_msg(MSGT_NETWORK,MSGL_ERR,"rtsp_streaming_start failed\n");
goto fail;
}
*file_format = DEMUXER_TYPE_RTP;
stream->type = STREAMTYPE_STREAM;
stream->flags = STREAM_NON_CACHEABLE;
return STREAM_OK;
fail:
streaming_ctrl_free( stream->streaming_ctrl );
stream->streaming_ctrl = NULL;
return STREAM_ERROR;
}
static int open_live_sdp(stream_t *stream,int mode, void* opts, int* file_format) {
int f;
char *filename = stream->url;
off_t len;
char* sdpDescription;
ssize_t numBytesRead;
if(strncmp("sdp://",filename,6) == 0) {
filename += 6;
f = open(filename,O_RDONLY|O_BINARY);
if(f < 0) {
mp_tmsg(MSGT_OPEN,MSGL_ERR,"File not found: '%s'\n",filename);
return STREAM_ERROR;
}
len=lseek(f,0,SEEK_END);
lseek(f,0,SEEK_SET);
if(len == -1)
return STREAM_ERROR;
if(len > SIZE_MAX - 1)
return STREAM_ERROR;
sdpDescription = malloc(len+1);
if(sdpDescription == NULL) return STREAM_ERROR;
numBytesRead = read(f, sdpDescription, len);
if(numBytesRead != len) {
free(sdpDescription);
return STREAM_ERROR;
}
sdpDescription[len] = '\0'; // to be safe
stream->priv = sdpDescription;
stream->type = STREAMTYPE_SDP;
*file_format = DEMUXER_TYPE_RTP;
return STREAM_OK;
}
return STREAM_UNSUPPORTED;
}
const stream_info_t stream_info_rtsp_sip = {
"standard RTSP and SIP",
"RTSP and SIP",
"Ross Finlayson",
"Uses LIVE555 Streaming Media library.",
open_live_rtsp_sip,
{"rtsp", "sip", NULL },
NULL,
0 // Urls are an option string
};
const stream_info_t stream_info_sdp = {
"SDP stream descriptor",
"SDP",
"Ross Finlayson",
"Uses LIVE555 Streaming Media library.",
open_live_sdp,
{"sdp", NULL },
NULL,
0 // Urls are an option string
};