static void rtsp_parse_thread(void *rtsp_handle2)
{
SDP_Info* sdp_info=NULL;
RTSP_HANDLE *rtsp_handle = (RTSP_HANDLE *)rtsp_handle2;
// char url[1024] = {0};
char buff[512] = {0};
rtsp_client_t *handle = rtsp_handle->client;
int ret = 0;
int x = 0;
if(handle == NULL)
{
PRINTF("rtsp_parse_thread:ERROR,the rtsp handle is NULL\n");
goto MSG_EXIT;
}
ret = reach_rtsp_connect(handle, rtsp_handle->rtsp_url,"User-Agent: LibVLC/2.0.1 (LIVE555 Streaming Media v2011.12.23)" );
if(ret != 0)
{
PRINTF("rtsp_parse_thread:ERROR!!!!!!!!! reach_rtsp_connect\n");
goto MSG_EXIT;
}
PRINTF("rtsp_parse_thread:*** rtsp_request_describe ***\n");
rtsp_schedule_field( handle, "Accept: application/sdp");
ret = rtsp_request_describe(handle,NULL);
if(ret != 200)
{
PRINTF("rtsp_parse_thread:rtsp_request_describe ERROR!\n");
goto MSG_EXIT;
}
PRINTF("\nrtsp_parse_thread:*** rtsp_recv_sdp_info ***\n");
ret =rtsp_recv_sdp_info(handle,rtsp_handle->sdp_info,sizeof(rtsp_handle->sdp_info));
if(ret != 0)
{
PRINTF("rtsp_parse_thread:rtsp_request_describe ERROR! \n");
goto MSG_EXIT;
}
PRINTF("rtsp_parse_thread:sdp_info=#%s#",rtsp_handle->sdp_info);
/** sdp info **/
sdp_info = parse_sdp(rtsp_handle->sdp_info,strlen(rtsp_handle->sdp_info));
if(sdp_info==NULL){
PRINTF("rtsp_parse_thread:parse_sdp ERROR\n");
goto MSG_EXIT; ;
}
if( sdp_info->video_port == 0 )
sdp_info->video_port = 8436;
if(sdp_info->audio_port == 0 )
sdp_info->audio_port = sdp_info->video_port+2;
PRINTF("rtsp_parse_thread:*** rtsp_request_setup ***\n");
sprintf(buff,"Transport: RTP/AVP;unicast;client_port=%d-%d",
sdp_info->video_port,sdp_info->video_port+1);
rtsp_schedule_field( handle, buff);
memset(buff,0,sizeof(buff));
sprintf(buff,"rtsp://%s:554/trackID=1",sdp_info->IP);
ret = rtsp_request_setup(handle,buff); //"rtsp://192.168.4.161:554/trackID=1");
if(ret != 200)
{
PRINTF("rtsp_parse_thread:rtsp_request_setup ERROR! \n");
goto MSG_EXIT;
}
PRINTF("rtsp_parse_thread:*** rtsp_request_setup ***\n");
memset(buff,0,sizeof(buff));
sprintf(buff,"Transport: RTP/AVP;unicast;client_port=%d-%d",
sdp_info->audio_port,sdp_info->audio_port+1);
rtsp_schedule_field( handle,buff);// "Transport: RTP/AVP;unicast;client_port=8502-8503");
memset(buff,0,sizeof(buff));
sprintf(buff,"rtsp://%s:554/trackID=2",sdp_info->IP);
ret = rtsp_request_setup(handle, buff);//"rtsp://192.168.4.161:554/trackID=2");
if(ret != 200)
{
PRINTF("rtsp_parse_thread: rtsp_request_setup ERROR!\n");
goto MSG_EXIT;
}
PRINTF("rtsp_parse_thread:*** rtsp_request_play ***\n");
rtsp_schedule_field( handle, "Range: npt=0.000-");
ret = rtsp_request_play(handle, NULL);
if(ret != 200)
{
PRINTF("rtsp_parse_thread:rtsp_request_play ERROR! \n");
goto MSG_EXIT;
}
//add rtp handle
ret = rtsp_rtp_recv_start(rtsp_handle);
if( ret < 0){
PRINTF("rtsp_parse_thread:rtsp_rtp_recv_start ERROR! \n");
goto MSG_EXIT;
}
while(1)
{
//if need stop
if(rtsp_handle ->status == 1
|| rtsp_handle->video_handle == NULL
|| rtsp_handle->audio_handle == NULL)
{
rtsp_rtp_recv_stop(rtsp_handle);
Sleep(1000);
rtsp_request_tearoff(handle, "");
Sleep(1000);
break;
}
Sleep(3000);
if(x++ != DEFAULT_HEARTBIT_TIME/3)
continue;
x =0;
#if 0
ret = rtsp_request_getparameter(handle, NULL);
PRINTF("rtsp_request_play ret =%d\n",ret);
if(ret != 200)
{
PRINTF("ERROR! rtsp_request_play\n");
rtsp_rtp_recv_stop( rtsp_handle);
break;
}
#endif
}
EXIT:
if(handle)
rtsp_close(handle );
if(rtsp_handle)
{
rtsp_handle->fCCEvent=NULL;
rtsp_handle->fGetAudioEs=NULL;
rtsp_handle->fGetVideoEs=NULL;
free(rtsp_handle);
rtsp_handle = NULL;
}
return;
MSG_EXIT:
if(rtsp_handle != NULL && rtsp_handle->fCCEvent)
rtsp_handle->fCCEvent(RTSP_STREAM,MSG_RECV_FAIL);
if(handle)
rtsp_close(handle );
if(rtsp_handle)
{
rtsp_handle->fCCEvent=NULL;
rtsp_handle->fGetAudioEs=NULL;
rtsp_handle->fGetVideoEs=NULL;
free(rtsp_handle);
rtsp_handle = NULL;
}
return;
}
int rtsp_connect(struct rtsp_client * rtsp, const char * host,
unsigned int port, const char * mrl)
{
struct tcp_pcb * tp;
in_addr_t host_addr;
if (!inet_aton(host, (struct in_addr *)&host_addr)) {
return -1;
}
if ((tp = tcp_alloc()) == NULL) {
ERR("can't allocate socket!");
return -1;
}
if (port == 0) {
port = rtsp->port;
if (port == 0)
port = 554;
}
INF("RTSP://%s:%d/%s", host, port, mrl);
if (tcp_connect(tp, host_addr, htons(port)) < 0) {
ERR("can't connect to host!");
tcp_close(tp);
return -1;
}
rtsp->tcp = tp;
rtsp->port = port;
rtsp->host_addr = host_addr;
rtsp->rtp.faddr = host_addr;
rtsp->cseq = 1;
strcpy(rtsp->host_name, host);
strcpy(rtsp->media_name, mrl);
if (rtsp_request_options(rtsp) < 0) {
ERR("rtsp_request_options() failed!");
return -1;
}
if (rtsp_request_describe(rtsp) < 0) {
ERR("rtsp_request_describe() failed!");
return -1;
}
if (rtsp_sdp_decode(rtsp) < 0) {
ERR("rtsp_sdp_decode() failed!");
return -1;
}
INF("Track:\"%s\"", rtsp->track_name);
if (rtsp_request_setup(rtsp) < 0) {
ERR("rtsp_request_setup() failed!");
return -1;
}
if (rtsp_request_play(rtsp) < 0) {
ERR("rtsp_request_play() failed!");
return -1;
}
return 0;
}
rmff_header_t *real_setup_and_get_header(rtsp_t *rtsp_session, uint32_t bandwidth,
char *username, char *password) {
char *description=NULL;
char *session_id=NULL;
rmff_header_t *h = NULL;
char *challenge1 = NULL;
char challenge2[41];
char checksum[9];
char *subscribe = NULL;
char *buf = xbuffer_init(256);
char *mrl=rtsp_get_mrl(rtsp_session);
unsigned int size;
int status;
uint32_t maxbandwidth = bandwidth;
char* authfield = NULL;
int i;
/* get challenge */
challenge1=rtsp_search_answers(rtsp_session,"RealChallenge1");
if (!challenge1)
goto out;
challenge1=strdup(challenge1);
#ifdef LOG
printf("real: Challenge1: %s\n", challenge1);
#endif
/* set a reasonable default to get the best stream, unless bandwidth given */
if (!bandwidth)
bandwidth = 10485800;
/* request stream description */
rtsp_send_describe:
rtsp_schedule_field(rtsp_session, "Accept: application/sdp");
sprintf(buf, "Bandwidth: %u", bandwidth);
rtsp_schedule_field(rtsp_session, buf);
rtsp_schedule_field(rtsp_session, "GUID: 00000000-0000-0000-0000-000000000000");
rtsp_schedule_field(rtsp_session, "RegionData: 0");
rtsp_schedule_field(rtsp_session, "ClientID: Linux_2.4_6.0.9.1235_play32_RN01_EN_586");
rtsp_schedule_field(rtsp_session, "SupportsMaximumASMBandwidth: 1");
rtsp_schedule_field(rtsp_session, "Language: en-US");
rtsp_schedule_field(rtsp_session, "Require: com.real.retain-entity-for-setup");
if(authfield)
rtsp_schedule_field(rtsp_session, authfield);
status=rtsp_request_describe(rtsp_session,NULL);
if (status == 401) {
int authlen, b64_authlen;
char *authreq;
char* authstr = NULL;
if (authfield) {
mp_msg(MSGT_STREAM, MSGL_ERR, "realrtsp: authorization failed, check your credentials\n");
goto autherr;
}
if (!(authreq = rtsp_search_answers(rtsp_session,"WWW-Authenticate"))) {
mp_msg(MSGT_STREAM, MSGL_ERR, "realrtsp: 401 but no auth request, aborting\n");
goto autherr;
}
if (!username) {
mp_msg(MSGT_STREAM, MSGL_ERR, "realrtsp: auth required but no username supplied\n");
goto autherr;
}
if (!strstr(authreq, "Basic")) {
mp_msg(MSGT_STREAM, MSGL_ERR, "realrtsp: authenticator not supported (%s)\n", authreq);
goto autherr;
}
authlen = strlen(username) + (password ? strlen(password) : 0) + 2;
authstr = malloc(authlen);
sprintf(authstr, "%s:%s", username, password ? password : "");
authfield = malloc(authlen*2+22);
strcpy(authfield, "Authorization: Basic ");
b64_authlen = base64_encode(authstr, authlen, authfield+21, authlen*2);
free(authstr);
if (b64_authlen < 0) {
mp_msg(MSGT_STREAM, MSGL_ERR, "realrtsp: base64 output overflow, this should never happen\n");
goto autherr;
}
authfield[b64_authlen+21] = 0;
goto rtsp_send_describe;
}
autherr:
if (authfield)
free(authfield);
if ( status<200 || status>299 )
{
char *alert=rtsp_search_answers(rtsp_session,"Alert");
if (alert) {
mp_msg(MSGT_STREAM, MSGL_WARN, "realrtsp: got message from server:\n%s\n",
alert);
}
rtsp_send_ok(rtsp_session);
goto out;
}
/* receive description */
size=0;
if (!rtsp_search_answers(rtsp_session,"Content-length"))
mp_msg(MSGT_STREAM, MSGL_WARN, "real: got no Content-length!\n");
else
size=atoi(rtsp_search_answers(rtsp_session,"Content-length"));
// as size is unsigned this also catches the case (size < 0)
if (size > MAX_DESC_BUF) {
mp_msg(MSGT_STREAM, MSGL_ERR, "realrtsp: Content-length for description too big (> %uMB)!\n",
MAX_DESC_BUF/(1024*1024) );
goto out;
}
if (!rtsp_search_answers(rtsp_session,"ETag"))
mp_msg(MSGT_STREAM, MSGL_WARN, "realrtsp: got no ETag!\n");
else
session_id=strdup(rtsp_search_answers(rtsp_session,"ETag"));
#ifdef LOG
printf("real: Stream description size: %u\n", size);
#endif
description=malloc(size+1);
if( rtsp_read_data(rtsp_session, description, size) <= 0) {
goto out;
}
description[size]=0;
/* parse sdp (sdpplin) and create a header and a subscribe string */
subscribe = xbuffer_init(256);
strcpy(subscribe, "Subscribe: ");
h=real_parse_sdp(description, &subscribe, bandwidth);
if (!h) {
goto out;
}
rmff_fix_header(h);
#ifdef LOG
printf("Title: %s\nCopyright: %s\nAuthor: %s\nStreams: %i\n",
h->cont->title, h->cont->copyright, h->cont->author, h->prop->num_streams);
#endif
/* setup our streams */
real_calc_response_and_checksum (challenge2, checksum, challenge1);
buf = xbuffer_ensure_size(buf, strlen(challenge2) + strlen(checksum) + 32);
sprintf(buf, "RealChallenge2: %s, sd=%s", challenge2, checksum);
rtsp_schedule_field(rtsp_session, buf);
buf = xbuffer_ensure_size(buf, strlen(session_id) + 32);
sprintf(buf, "If-Match: %s", session_id);
rtsp_schedule_field(rtsp_session, buf);
rtsp_schedule_field(rtsp_session, "Transport: x-pn-tng/tcp;mode=play,rtp/avp/tcp;unicast;mode=play");
buf = xbuffer_ensure_size(buf, strlen(mrl) + 32);
sprintf(buf, "%s/streamid=0", mrl);
rtsp_request_setup(rtsp_session,buf,NULL);
/* Do setup for all the other streams we subscribed to */
for (i = 1; i < h->prop->num_streams; i++) {
rtsp_schedule_field(rtsp_session, "Transport: x-pn-tng/tcp;mode=play,rtp/avp/tcp;unicast;mode=play");
buf = xbuffer_ensure_size(buf, strlen(session_id) + 32);
sprintf(buf, "If-Match: %s", session_id);
rtsp_schedule_field(rtsp_session, buf);
buf = xbuffer_ensure_size(buf, strlen(mrl) + 32);
sprintf(buf, "%s/streamid=%d", mrl, i);
rtsp_request_setup(rtsp_session,buf,NULL);
}
/* set stream parameter (bandwidth) with our subscribe string */
rtsp_schedule_field(rtsp_session, subscribe);
rtsp_request_setparameter(rtsp_session,NULL);
/* set delivery bandwidth */
if (maxbandwidth) {
sprintf(buf, "SetDeliveryBandwidth: Bandwidth=%u;BackOff=0", maxbandwidth);
rtsp_schedule_field(rtsp_session, buf);
rtsp_request_setparameter(rtsp_session,NULL);
}
{
int s_ss = 0, s_ms = 0, e_ss = 0, e_ms = 0;
char *str;
if ((str = rtsp_get_param(rtsp_session, "start"))) {
convert_timestamp(str, &s_ss, &s_ms);
free(str);
}
if ((str = rtsp_get_param(rtsp_session, "end"))) {
convert_timestamp(str, &e_ss, &e_ms);
free(str);
}
str = buf + sprintf(buf, s_ms ? "%s%d.%d-" : "%s%d-", "Range: npt=", s_ss, s_ms);
if (e_ss || e_ms)
sprintf(str, e_ms ? "%d.%d" : "%d", e_ss, e_ms);
}
rtsp_schedule_field(rtsp_session, buf);
/* and finally send a play request */
rtsp_request_play(rtsp_session,NULL);
out:
subscribe = xbuffer_free(subscribe);
buf = xbuffer_free(buf);
free(description);
free(session_id);
free(challenge1);
return h;
}
/*
* send PLAY request
* return value ... what rtsp_recv_header returned
*/
static int real_rtsp_play(struct stream_t *stream)
{
struct rtsp_ctrl_t *rtsp_ctrl = stream->stream_ctrl->rtsp_ctrl;
struct rtsp_header_t *rtsp_hdr = NULL;
char *field = NULL;
int ret = 0;
/*
* Sending part
*/
rtsp_hdr = new_rtsp_header_with_standard_fields(rtsp_ctrl);
if(stream->dlopts->resume_download) {
real_prepare_resuming(stream);
}
if(stream->dlopts->bandwidth) { /* when user specified bandwidth */
char *buffer = (char *)xmalloc(BUFSIZE_1K);
snprintf(buffer,BUFSIZE_1K - 1,
"Bandwidth: %d",stream->dlopts->bandwidth);
rtsp_set_field(rtsp_hdr,buffer);
free(buffer);
}
rtsp_set_range_field(rtsp_hdr,stream->dlopts->range);
rtsp_set_speed_field(rtsp_hdr,stream->dlopts->speed);
rtsp_request_play(rtsp_hdr,rtsp_ctrl->mrl);
rtsp_send_request_and_free(stream,rtsp_hdr);
/*
* Receiving part
*/
/* receive message for PLAY request */
rtsp_hdr = new_rtsp_header();
ret = rtsp_recv_header(stream,rtsp_hdr);
if(!is_rtsp_response_ok(rtsp_hdr->status_code)) {
display(MSDL_ERR,"PLAY request returned: %d (%s)\n",
rtsp_hdr->status_code,rtsp_hdr->reason_phrase);
field = rtsp_get_field(rtsp_hdr,"Alert");
if(field) {
while(*field == ' ') field++;
display(MSDL_ERR,"message from server --> %s\n",field);
}
free_rtsp_header(rtsp_hdr);
goto failed;
}
/* display real speed (might differ from user requested) */
if((field = rtsp_get_field(rtsp_hdr,"Speed")) != NULL) {
if(stream->dlopts->speed) {
while(*field == ' ') field++;
display(MSDL_NOR,"Speed: %s\n",field);
}
}
if((field = rtsp_get_field(rtsp_hdr,"Range")) != NULL) {
if(stream->dlopts->range) {
while(*field == ' ') field++;
display(MSDL_NOR,"Range: %s\n",field);
}
}
/* skip content-length bytes from network */
rtsp_ignore_data_after_header(stream,rtsp_hdr);
free_rtsp_header(rtsp_hdr);
return ret;
failed:
return -1;
}
