int
rtsp_setup( http_client_t *hc,
const char *path, const char *query,
const char *multicast_addr,
int rtp_port, int rtcp_port )
{
http_arg_list_t h;
char transport[256];
if (rtcp_port < 0) {
snprintf(transport, sizeof(transport),
"RTP/AVP/TCP;interleaved=%d-%d", rtp_port, rtp_port + 1);
} else if (multicast_addr) {
snprintf(transport, sizeof(transport),
"RTP/AVP;multicast;destination=%s;ttl=1;client_port=%i-%i",
multicast_addr, rtp_port, rtcp_port);
} else {
snprintf(transport, sizeof(transport),
"RTP/AVP;unicast;client_port=%i-%i", rtp_port, rtcp_port);
}
http_arg_init(&h);
http_arg_set(&h, "Transport", transport);
return rtsp_send(hc, RTSP_CMD_SETUP, path, query, &h);
}
/*
* Alive timeout
*/
static void
iptv_rtsp_alive_cb ( void *aux )
{
iptv_mux_t *im = aux;
rtsp_priv_t *rp = im->im_data;
rtsp_send(rp->hc, RTSP_CMD_OPTIONS, rp->path, rp->query, NULL);
gtimer_arm(&rp->alive_timer, iptv_rtsp_alive_cb, im,
MAX(1, (rp->hc->hc_rtp_timeout / 2) - 1));
}
/*
* Alive timeout
*/
static void
iptv_rtsp_alive_cb ( void *aux )
{
iptv_mux_t *im = aux;
rtsp_priv_t *rp = im->im_data;
if(rp->hc->hc_rtsp_keep_alive_cmd == RTSP_CMD_GET_PARAMETER)
rtsp_get_parameter(rp->hc, "position");
else if(rp->hc->hc_rtsp_keep_alive_cmd == RTSP_CMD_OPTIONS)
rtsp_send(rp->hc, RTSP_CMD_OPTIONS, rp->path, rp->query, NULL);
else
return;
mtimer_arm_rel(&rp->alive_timer, iptv_rtsp_alive_cb, im,
sec2mono(MAX(1, (rp->hc->hc_rtp_timeout / 2) - 1)));
}
static void sink_handle_get_parameter(struct ctl_sink *s,
struct rtsp_message *m)
{
_rtsp_message_unref_ struct rtsp_message *rep = NULL;
int r;
r = rtsp_message_new_reply_for(m, &rep, RTSP_CODE_OK, NULL);
if (r < 0)
return cli_vERR(r);
/* wfd_content_protection */
if (rtsp_message_read(m, "{<>}", "wfd_content_protection") >= 0) {
r = rtsp_message_append(rep, "{&}",
"wfd_content_protection: none");
if (r < 0)
return cli_vERR(r);
}
/* wfd_video_formats */
if (rtsp_message_read(m, "{<>}", "wfd_video_formats") >= 0) {
char wfd_video_formats[128];
sprintf(wfd_video_formats,
"wfd_video_formats: 00 00 03 10 %08x %08x %08x 00 0000 0000 10 none none",
s->resolutions_cea, s->resolutions_vesa, s->resolutions_hh);
r = rtsp_message_append(rep, "{&}", wfd_video_formats);
if (r < 0)
return cli_vERR(r);
}
/* wfd_audio_codecs */
if (rtsp_message_read(m, "{<>}", "wfd_audio_codecs") >= 0) {
r = rtsp_message_append(rep, "{&}",
"wfd_audio_codecs: AAC 00000007 00");
if (r < 0)
return cli_vERR(r);
}
/* wfd_client_rtp_ports */
if (rtsp_message_read(m, "{<>}", "wfd_client_rtp_ports") >= 0) {
r = rtsp_message_append(rep, "{&}",
"wfd_client_rtp_ports: RTP/AVP/UDP;unicast 1991 0 mode=play");
if (r < 0)
return cli_vERR(r);
}
rtsp_message_seal(rep);
cli_debug("OUTGOING: %s\n", rtsp_message_get_raw(rep));
r = rtsp_send(s->rtsp, rep);
if (r < 0)
return cli_vERR(r);
}
static void sink_handle_options(struct ctl_sink *s,
struct rtsp_message *m)
{
_rtsp_message_unref_ struct rtsp_message *rep = NULL;
int r;
r = rtsp_message_new_reply_for(m, &rep, RTSP_CODE_OK, NULL);
if (r < 0)
return cli_vERR(r);
r = rtsp_message_append(rep, "<s>",
"Public",
"org.wfa.wfd1.0, GET_PARAMETER, SET_PARAMETER");
if (r < 0)
return cli_vERR(r);
rtsp_message_seal(rep);
cli_debug("OUTGOING: %s\n", rtsp_message_get_raw(rep));
r = rtsp_send(s->rtsp, rep);
if (r < 0)
return cli_vERR(r);
rtsp_message_unref(rep);
rep = NULL;
r = rtsp_message_new_request(s->rtsp,
&rep,
"OPTIONS",
"*");
if (r < 0)
return cli_vERR(r);
r = rtsp_message_append(rep, "<s>",
"Require",
"org.wfa.wfd1.0");
if (r < 0)
return cli_vERR(r);
rtsp_message_seal(rep);
cli_debug("OUTGOING: %s\n", rtsp_message_get_raw(rep));
r = rtsp_call_async(s->rtsp, rep, sink_req_fn, NULL, 0, NULL);
if (r < 0)
return cli_vERR(r);
}
static void sink_handle_set_parameter(struct ctl_sink *s,
struct rtsp_message *m)
{
_rtsp_message_unref_ struct rtsp_message *rep = NULL;
const char *trigger;
const char *url;
char *nu;
unsigned int cea_res, vesa_res, hh_res;
int r;
r = rtsp_message_new_reply_for(m, &rep, RTSP_CODE_OK, NULL);
if (r < 0)
return cli_vERR(r);
rtsp_message_seal(rep);
cli_debug("OUTGOING: %s\n", rtsp_message_get_raw(rep));
r = rtsp_send(s->rtsp, rep);
if (r < 0)
return cli_vERR(r);
rtsp_message_unref(rep);
rep = NULL;
/* M4 (or any other) can pass presentation URLs */
r = rtsp_message_read(m, "{<s>}", "wfd_presentation_URL", &url);
if (r >= 0) {
if (!s->url || strcmp(s->url, url)) {
nu = strdup(url);
if (!nu)
return cli_vENOMEM();
free(s->url);
s->url = nu;
cli_debug("Got URL: %s\n", s->url);
}
}
/* M4 again */
r = rtsp_message_read(m, "{<****hhh>}", "wfd_video_formats",
&cea_res, &vesa_res, &hh_res);
if (r == 0) {
r = sink_set_format(s, cea_res, vesa_res, hh_res);
if (r)
return cli_vERR(r);
}
/* M5 */
r = rtsp_message_read(m, "{<s>}", "wfd_trigger_method", &trigger);
if (r < 0)
return;
if (!strcmp(trigger, "SETUP")) {
if (!s->url) {
cli_error("No valid wfd_presentation_URL\n");
return;
}
r = rtsp_message_new_request(s->rtsp,
&rep,
"SETUP",
s->url);
if (r < 0)
return cli_vERR(r);
r = rtsp_message_append(rep, "<s>",
"Transport",
"RTP/AVP/UDP;unicast;client_port=1991");
if (r < 0)
return cli_vERR(r);
rtsp_message_seal(rep);
cli_debug("OUTGOING: %s\n", rtsp_message_get_raw(rep));
r = rtsp_call_async(s->rtsp, rep, sink_setup_fn, s, 0, NULL);
if (r < 0)
return cli_vERR(r);
}
}
