sdp_find_media

- find the specified media from the media list

Synopsis

cc [ flag...] file... -lcommputil [ library...]
#include <sdp.h>

sdp_media_t *sdp_find_media(sdp_media_t *media, const char *name);

Description

The sdp_find_media() function searches the media list for the media specified by name. If the media is found it returns the pointer to the media. Otherwise it returns NULL.

Return Values

The sdp_find_media() function returns the media (sdp_media_t *) on success and NULL when the search fails or the mandatory input parameters are NULL.

Examples

Example 1 An (incomplete) SDP description that contains two media sections: audio and video.

m=audio 49170 RTP/AVP 0 8
a=rtpmap:0 PCMU/8000
a=rtpmap:8 PCMA/8000
m=video 51372 RTP/AVP 31 32
a=rtpmap:31 H261/90000
a=rtpmap:32 MPV/90000

/*
 * Assuming that above description is parsed using sdp_parse() and that
 * the parsed structure is in "session" sdp_session_t structure.
 */

sdp_media_t     *my_media;
my_media = sdp_find_media(session->s_media, "video");

/*
 * my_media now points to the structure containg video media section
 * information
 */

Attributes

See attributes(5) for descriptions of the following attributes:

See Also

libcommputil(3LIB), sdp_parse(3COMMPUTIL), attributes(5)