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rtp: New pa_rtsp_options function

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Add a function performing a call to the OPTIONS request; also,
in some special cases, tuning transport parameters is required (default:
"RTP/AVP/TCP;unicast;interleaved=0-1;mode=record") ! The RAOP client for
example needs to overwrite them.

Reviewed-by: Anton Lundin <glance@acc.umu.se>
This commit is contained in:
Colin Leroy 2016-01-31 22:16:03 -06:00 • committed by Tanu Kaskinen
parent 736fabf0ca
commit a0199dd99d
3 changed files with 29 additions and 4 deletions
Download patch file Download diff file Expand all files Collapse all files

6
src/modules/raop/raop_client.c
View file

@ -299,10 +299,14 @@ static void rtsp_cb(pa_rtsp_client *rtsp, pa_rtsp_state state, pa_headerlist *he
break;
}
case STATE_OPTIONS:
pa_log_debug("RAOP: OPTIONS");
break;
case STATE_ANNOUNCE:
pa_log_debug("RAOP: ANNOUNCED");
pa_rtsp_remove_header(c->rtsp, "Apple-Challenge");
pa_rtsp_setup(c->rtsp);
pa_rtsp_setup(c->rtsp, NULL);
break;
case STATE_SETUP: {

21
src/modules/rtp/rtsp_client.c
View file

@ -443,6 +443,22 @@ static int rtsp_exec(pa_rtsp_client *c, const char *cmd,
return 0;
}
int pa_rtsp_options(pa_rtsp_client *c) {
char *url;
int rv;
pa_assert(c);
url = c->url;
c->state = STATE_OPTIONS;
c->url = (char *)"*";
rv = rtsp_exec(c, "OPTIONS", NULL, NULL, 0, NULL);
c->url = url;
return rv;
}
int pa_rtsp_announce(pa_rtsp_client *c, const char *sdp) {
int rv;
@ -457,14 +473,17 @@ int pa_rtsp_announce(pa_rtsp_client *c, const char *sdp) {
return rv;
}
int pa_rtsp_setup(pa_rtsp_client *c) {
int pa_rtsp_setup(pa_rtsp_client *c, const char *transport) {
pa_headerlist *headers;
int rv;
pa_assert(c);
headers = pa_headerlist_new();
if (!transport)
pa_headerlist_puts(headers, "Transport", "RTP/AVP/TCP;unicast;interleaved=0-1;mode=record");
else
pa_headerlist_puts(headers, "Transport", transport);
c->state = STATE_SETUP;
rv = rtsp_exec(c, "SETUP", NULL, NULL, 1, headers);

4
src/modules/rtp/rtsp_client.h
View file

@ -33,6 +33,7 @@
typedef struct pa_rtsp_client pa_rtsp_client;
typedef enum {
STATE_CONNECT,
STATE_OPTIONS,
STATE_ANNOUNCE,
STATE_SETUP,
STATE_RECORD,
@ -57,9 +58,10 @@ void pa_rtsp_set_url(pa_rtsp_client *c, const char *url);
void pa_rtsp_add_header(pa_rtsp_client *c, const char *key, const char *value);
void pa_rtsp_remove_header(pa_rtsp_client *c, const char *key);
int pa_rtsp_options(pa_rtsp_client *c);
int pa_rtsp_announce(pa_rtsp_client *c, const char *sdp);
int pa_rtsp_setup(pa_rtsp_client *c);
int pa_rtsp_setup(pa_rtsp_client *c, const char *transport);
int pa_rtsp_record(pa_rtsp_client *c, uint16_t *seq, uint32_t *rtptime);
int pa_rtsp_teardown(pa_rtsp_client *c);