VLC_EXPORT(announce_method_t*, sout_SAPMethod, (void) );
VLC_EXPORT(void, sout_MethodRelease, (announce_method_t *) );
+/** SDP */
+
+VLC_EXPORT( char *, sdp_Start, (const char *name, const char *description, const char *url, const char *email, const char *phone, const struct sockaddr *orig, socklen_t origlen, const struct sockaddr *addr, socklen_t addrlen) );
+VLC_EXPORT( char *, sdp_AddMedia, (char **sdp, const char *type, const char *protocol, int dport, unsigned pt, vlc_bool_t bw_indep, unsigned bw, const char *rtpmap, const char *fmtp) );
+VLC_EXPORT( char *, sdp_AddAttribute, (char **sdp, const char *name, const char *fmt, ...) );
+
+
#ifdef __cplusplus
}
#endif
}
-char *StartSDP (const char *name, const char *description, const char *url,
+char *sdp_Start (const char *name, const char *description, const char *url,
const char *email, const char *phone,
const struct sockaddr *src, socklen_t srclen,
const struct sockaddr *addr, socklen_t addrlen)
}
-char *vAddSDPMedia (char **sdp,
- const char *type, int dport, const char *protocol,
- unsigned pt, const char *rtpmap,
- const char *fmtpfmt, va_list ap)
+static char *
+vsdp_AddAttribute (char **sdp, const char *name, const char *fmt, va_list ap)
+{
+ size_t oldlen = strlen (*sdp);
+ size_t addlen =
+ sizeof ("a=:\r\n") + strlen (name) + vsnprintf (NULL, 0, fmt, ap);
+ char *ret = realloc (*sdp, oldlen + addlen);
+
+ if (ret == NULL)
+ return NULL;
+
+ oldlen += sprintf (ret + oldlen, "a=%s:", name);
+ sprintf (ret + oldlen, fmt, ap);
+ return *sdp = ret;
+}
+
+
+char *sdp_AddAttribute (char **sdp, const char *name, const char *fmt, ...)
+{
+ char *ret;
+
+ if (fmt != NULL)
+ {
+ va_list ap;
+
+ va_start (ap, fmt);
+ ret = vsdp_AddAttribute (sdp, name, fmt, ap);
+ va_end (ap);
+ }
+ else
+ {
+ size_t oldlen = strlen (*sdp);
+ ret = realloc (*sdp, oldlen + strlen (name) + sizeof ("a=\r\n"));
+ if (ret == NULL)
+ return NULL;
+
+ sprintf (ret + oldlen, "a=%s\r\n", name);
+ }
+ return ret;
+}
+
+
+char *sdp_AddMedia (char **sdp,
+ const char *type, const char *protocol, int dport,
+ unsigned pt, vlc_bool_t bw_indep, unsigned bw,
+ const char *rtpmap, const char *fmtp)
{
char *newsdp, *ptr;
size_t inlen = strlen (*sdp), outlen = inlen;
"b=RR:0\r\n",
type, dport, protocol, pt);
- /* RTP payload type map */
- if (rtpmap != NULL)
- outlen += snprintf (NULL, 0, "a=rtpmap:%u %s\r\n", pt, rtpmap);
-
- /* Format parameters */
- if (fmtpfmt != NULL)
- {
- outlen += sizeof ("a=fmtp:123 *\r\n");
- outlen += vsnprintf (NULL, 0, fmtpfmt, ap);
- }
-
newsdp = realloc (*sdp, outlen + 1);
if (newsdp == NULL)
return NULL;
*sdp = newsdp;
ptr = newsdp + inlen;
- /* RTP payload type map */
- ptr += sprintf (ptr, "a=rtpmap:%u %s\r\n", pt, rtpmap);
+ ptr += sprintf (ptr, "m=%s %u %s %d\r\n"
+ "b=RR:0\r\n",
+ type, dport, protocol, pt);
+ /* RTP payload type map */
+ if (rtpmap != NULL)
+ sdp_AddAttribute ("rtpmap", "%u %s", pt, rtpmap);
/* Format parameters */
- if (fmtpfmt != NULL)
- {
- ptr += sprintf (ptr, "a=fmtp:%u ", pt);
- ptr += vsprintf (ptr, fmtpfmt, ap);
- }
+ if (fmtp != NULL)
+ sdp_AddAttribute ("fmtp", "%u %s", pt, fmtp);
return newsdp;
}
-
-
-char *AddSDPMedia (char **sdp, const char *type, int dport, const char *proto,
- unsigned pt, const char *rtpmap, const char *fmtpfmt, ...)
-{
- va_list ap;
- char *ret;
-
- va_start (ap, fmtpfmt);
- ret = vAddSDPMedia (sdp, type, dport, proto, pt, rtpmap, fmtpfmt, ap);
- va_end (ap);
-
- return ret;
-}
sap_handler_t *announce_SAPHandlerCreate( announce_handler_t *p_announce );
void announce_SAPHandlerDestroy( sap_handler_t *p_sap );
-#include <stdarg.h>
-
-char *StartSDP (const char *name, const char *description, const char *url,
- const char *email, const char *phone,
- const struct sockaddr *orig, socklen_t origlen,
- const struct sockaddr *addr, socklen_t addrlen);
-
-char *vAddSDPMedia (char **sdp, const char *type, int dport, const char *prot,
- unsigned pt, const char *rtpmap,
- const char *fmtpfmt, va_list ap);
-char *AddSDPMedia (char **sdp, const char *type, int dport, const char *proto,
- unsigned pt, const char *rtpmap, const char *fmtpfmt, ...);
-
#endif