| Top |  |  |  |  | 
| enum | GstSDPResult | 
| GstSDPOrigin | |
| GstSDPConnection | |
| #define | GST_SDP_BWTYPE_CT | 
| #define | GST_SDP_BWTYPE_AS | 
| #define | GST_SDP_BWTYPE_EXT_PREFIX | 
| #define | GST_SDP_BWTYPE_RR | 
| #define | GST_SDP_BWTYPE_RS | 
| #define | GST_SDP_BWTYPE_TIAS | 
| GstSDPBandwidth | |
| GstSDPTime | |
| GstSDPZone | |
| GstSDPKey | |
| GstSDPAttribute | |
| GstSDPMedia | |
| GstSDPMessage | 
GstSDPResult gst_sdp_connection_set (GstSDPConnection *conn,const gchar *nettype,const gchar *addrtype,const gchar *address,guint ttl,guint addr_number);
Set the connection with the given parameters.
| conn | ||
| nettype | the type of network. "IN" is defined to have the meaning "Internet". | |
| addrtype | the type of address. | |
| address | the address | |
| ttl | the time to live of the address | |
| addr_number | the number of layers | 
Since: 1.2
GstSDPResult
gst_sdp_connection_clear (GstSDPConnection *conn);
Clear the connection.
Since: 1.2
GstSDPResult gst_sdp_bandwidth_set (GstSDPBandwidth *bw,const gchar *bwtype,guint bandwidth);
Set bandwidth information in bw
.
Since: 1.2
GstSDPResult
gst_sdp_bandwidth_clear (GstSDPBandwidth *bw);
Reset the bandwidth information in bw
.
Since: 1.2
GstSDPResult gst_sdp_media_parse_keymgmt (const GstSDPMedia *media,GstMIKEYMessage **mikey);
Creates a new GstMIKEYMessage after parsing the key-mgmt attribute from a GstSDPMedia.
Since: 1.8.1
GstSDPResult gst_sdp_message_parse_keymgmt (const GstSDPMessage *msg,GstMIKEYMessage **mikey);
Creates a new GstMIKEYMessage after parsing the key-mgmt attribute from a GstSDPMessage.
Since: 1.8.1
GstSDPResult gst_sdp_time_set (GstSDPTime *t,const gchar *start,const gchar *stop,const gchar **repeat);
Set time information start
, stop
 and repeat
 in t
.
| t | ||
| start | the start time | |
| stop | the stop time | |
| repeat | the repeat times. | [array zero-terminated=1] | 
Since: 1.2
GstSDPResult
gst_sdp_time_clear (GstSDPTime *t);
Reset the time information in t
.
Since: 1.2
GstSDPResult gst_sdp_zone_set (GstSDPZone *zone,const gchar *adj_time,const gchar *typed_time);
Set zone information in zone
.
| zone | ||
| adj_time | the NTP time that a time zone adjustment happens | |
| typed_time | the offset from the time when the session was first scheduled | 
Since: 1.2
GstSDPResult
gst_sdp_zone_clear (GstSDPZone *zone);
Reset the zone information in zone
.
Since: 1.2
GstSDPResult gst_sdp_attribute_set (GstSDPAttribute *attr,const gchar *key,const gchar *value);
Set the attribute with key
 and value
.
Since: 1.2
GstSDPResult
gst_sdp_attribute_clear (GstSDPAttribute *attr);
Clear the attribute.
Since: 1.2
GstSDPResult
gst_sdp_message_new (GstSDPMessage **msg);
Allocate a new GstSDPMessage and store the result in msg
.
GstSDPResult gst_sdp_message_new_from_text (const gchar *text,GstSDPMessage **msg);
Parse text
 and create a new SDPMessage from these.
| msg | pointer to new GstSDPMessage. | [out][transfer full] | 
| text | A dynamically allocated string representing the SDP description | 
Since: 1.16
GstSDPResult gst_sdp_message_copy (const GstSDPMessage *msg,GstSDPMessage **copy);
Allocate a new copy of msg
 and store the result in copy
. The value in
copy
 should be release with gst_sdp_message_free function.
Since: 1.2
GstSDPResult
gst_sdp_message_init (GstSDPMessage *msg);
Initialize msg
 so that its contents are as if it was freshly allocated
with gst_sdp_message_new(). This function is mostly used to initialize a message
allocated on the stack. gst_sdp_message_uninit() undoes this operation.
When this function is invoked on newly allocated data (with malloc or on the stack), its contents should be set to 0 before calling this function.
GstSDPResult
gst_sdp_message_uninit (GstSDPMessage *msg);
Free all resources allocated in msg
. msg
 should not be used anymore after
this function. This function should be used when msg
 was allocated on the
stack and initialized with gst_sdp_message_init().
GstSDPResult
gst_sdp_message_free (GstSDPMessage *msg);
Free all resources allocated by msg
. msg
 should not be used anymore after
this function. This function should be used when msg
 was dynamically
allocated with gst_sdp_message_new().
GstSDPResult gst_sdp_message_parse_buffer (const guint8 *data,guint size,GstSDPMessage *msg);
Parse the contents of size
 bytes pointed to by data
 and store the result in
msg
.
| data | the start of the buffer. | [array length=size] | 
| size | the size of the buffer | |
| msg | the result GstSDPMessage | 
gchar *
gst_sdp_message_as_text (const GstSDPMessage *msg);
Convert the contents of msg
 to a text string.
GstSDPResult gst_sdp_message_parse_uri (const gchar *uri,GstSDPMessage *msg);
Parse the null-terminated uri
 and store the result in msg
.
The uri should be of the form:
scheme://[address:ttl=ttl]/sessionname]
where value is url encoded. This looslely resembles http://tools.ietf.org/html/draft-fujikawa-sdp-url-01
gchar * gst_sdp_message_as_uri (const gchar *scheme,const GstSDPMessage *msg);
Creates a uri from msg
 with the given scheme
. The uri has the format:
@scheme:///[type=value *[&type=value]]
Where each value is url encoded.
gboolean gst_sdp_address_is_multicast (const gchar *nettype,const gchar *addrtype,const gchar *addr);
Check if the given addr
 is a multicast address.
const gchar *
gst_sdp_message_get_version (const GstSDPMessage *msg);
Get the version in msg
.
GstSDPResult gst_sdp_message_set_version (GstSDPMessage *msg,const gchar *version);
Set the version in msg
.
const GstSDPOrigin *
gst_sdp_message_get_origin (const GstSDPMessage *msg);
Get the origin of msg
.
GstSDPResult gst_sdp_message_set_origin (GstSDPMessage *msg,const gchar *username,const gchar *sess_id,const gchar *sess_version,const gchar *nettype,const gchar *addrtype,const gchar *addr);
Configure the SDP origin in msg
 with the given parameters.
const gchar *
gst_sdp_message_get_session_name (const GstSDPMessage *msg);
Get the session name in msg
.
GstSDPResult gst_sdp_message_set_session_name (GstSDPMessage *msg,const gchar *session_name);
Set the session name in msg
.
const gchar *
gst_sdp_message_get_information (const GstSDPMessage *msg);
Get the information in msg
.
GstSDPResult gst_sdp_message_set_information (GstSDPMessage *msg,const gchar *information);
Set the information in msg
.
const gchar *
gst_sdp_message_get_uri (const GstSDPMessage *msg);
Get the URI in msg
.
GstSDPResult gst_sdp_message_set_uri (GstSDPMessage *msg,const gchar *uri);
Set the URI in msg
.
guint
gst_sdp_message_emails_len (const GstSDPMessage *msg);
Get the number of emails in msg
.
const gchar * gst_sdp_message_get_email (const GstSDPMessage *msg,guint idx);
Get the email with number idx
 from msg
.
GstSDPResult gst_sdp_message_insert_email (GstSDPMessage *msg,gint idx,const gchar *email);
Insert email
 into the array of emails in msg
 at index idx
.
When -1 is given as idx
, the email is inserted at the end.
Since: 1.2
GstSDPResult gst_sdp_message_replace_email (GstSDPMessage *msg,guint idx,const gchar *email);
Replace the email in msg
 at index idx
 with email
.
Since: 1.2
GstSDPResult gst_sdp_message_remove_email (GstSDPMessage *msg,guint idx);
Remove the email in msg
 at index idx
.
Since: 1.2
GstSDPResult gst_sdp_message_add_email (GstSDPMessage *msg,const gchar *email);
Add email
 to the list of emails in msg
.
guint
gst_sdp_message_phones_len (const GstSDPMessage *msg);
Get the number of phones in msg
.
const gchar * gst_sdp_message_get_phone (const GstSDPMessage *msg,guint idx);
Get the phone with number idx
 from msg
.
GstSDPResult gst_sdp_message_insert_phone (GstSDPMessage *msg,gint idx,const gchar *phone);
Insert phone
 into the array of phone numbers in msg
 at index idx
.
When -1 is given as idx
, the phone is inserted at the end.
Since: 1.2
GstSDPResult gst_sdp_message_replace_phone (GstSDPMessage *msg,guint idx,const gchar *phone);
Replace the phone number in msg
 at index idx
 with phone
.
Since: 1.2
GstSDPResult gst_sdp_message_remove_phone (GstSDPMessage *msg,guint idx);
Remove the phone number in msg
 at index idx
.
Since: 1.2
GstSDPResult gst_sdp_message_add_phone (GstSDPMessage *msg,const gchar *phone);
Add phone
 to the list of phones in msg
.
const GstSDPConnection *
gst_sdp_message_get_connection (const GstSDPMessage *msg);
Get the connection of msg
.
GstSDPResult gst_sdp_message_set_connection (GstSDPMessage *msg,const gchar *nettype,const gchar *addrtype,const gchar *address,guint ttl,guint addr_number);
Configure the SDP connection in msg
 with the given parameters.
guint
gst_sdp_message_bandwidths_len (const GstSDPMessage *msg);
Get the number of bandwidth information in msg
.
const GstSDPBandwidth * gst_sdp_message_get_bandwidth (const GstSDPMessage *msg,guint idx);
Get the bandwidth at index idx
 from msg
.
GstSDPResult gst_sdp_message_insert_bandwidth (GstSDPMessage *msg,gint idx,GstSDPBandwidth *bw);
Insert bandwidth parameters into the array of bandwidths in msg
at index idx
.
When -1 is given as idx
, the bandwidth is inserted at the end.
Since: 1.2
GstSDPResult gst_sdp_message_replace_bandwidth (GstSDPMessage *msg,guint idx,GstSDPBandwidth *bw);
Replace the bandwidth information in msg
 at index idx
 with bw
.
Since: 1.2
GstSDPResult gst_sdp_message_remove_bandwidth (GstSDPMessage *msg,guint idx);
Remove the bandwidth information in msg
 at index idx
.
Since: 1.2
GstSDPResult gst_sdp_message_add_bandwidth (GstSDPMessage *msg,const gchar *bwtype,guint bandwidth);
Add the specified bandwidth information to msg
.
guint
gst_sdp_message_times_len (const GstSDPMessage *msg);
Get the number of time information entries in msg
.
const GstSDPTime * gst_sdp_message_get_time (const GstSDPMessage *msg,guint idx);
Get time information with index idx
 from msg
.
GstSDPResult gst_sdp_message_insert_time (GstSDPMessage *msg,gint idx,GstSDPTime *t);
Insert time parameters into the array of times in msg
at index idx
.
When -1 is given as idx
, the times are inserted at the end.
Since: 1.2
GstSDPResult gst_sdp_message_replace_time (GstSDPMessage *msg,guint idx,GstSDPTime *t);
Replace the time information in msg
 at index idx
 with t
.
Since: 1.2
GstSDPResult gst_sdp_message_remove_time (GstSDPMessage *msg,guint idx);
Remove the time information in msg
 at index idx
.
Since: 1.2
GstSDPResult gst_sdp_message_add_time (GstSDPMessage *msg,const gchar *start,const gchar *stop,const gchar **repeat);
Add time information start
 and stop
 to msg
.
guint
gst_sdp_message_zones_len (const GstSDPMessage *msg);
Get the number of time zone information entries in msg
.
const GstSDPZone * gst_sdp_message_get_zone (const GstSDPMessage *msg,guint idx);
Get time zone information with index idx
 from msg
.
GstSDPResult gst_sdp_message_insert_zone (GstSDPMessage *msg,gint idx,GstSDPZone *zone);
Insert zone parameters into the array of zones in msg
at index idx
.
When -1 is given as idx
, the zone is inserted at the end.
Since: 1.2
GstSDPResult gst_sdp_message_replace_zone (GstSDPMessage *msg,guint idx,GstSDPZone *zone);
Replace the zone information in msg
 at index idx
 with zone
.
Since: 1.2
GstSDPResult gst_sdp_message_remove_zone (GstSDPMessage *msg,guint idx);
Remove the zone information in msg
 at index idx
.
Since: 1.2
GstSDPResult gst_sdp_message_add_zone (GstSDPMessage *msg,const gchar *adj_time,const gchar *typed_time);
Add time zone information to msg
.
const GstSDPKey *
gst_sdp_message_get_key (const GstSDPMessage *msg);
Get the encryption information from msg
.
GstSDPResult gst_sdp_message_set_key (GstSDPMessage *msg,const gchar *type,const gchar *data);
Adds the encryption information to msg
.
guint
gst_sdp_message_attributes_len (const GstSDPMessage *msg);
Get the number of attributes in msg
.
const GstSDPAttribute * gst_sdp_message_get_attribute (const GstSDPMessage *msg,guint idx);
Get the attribute at position idx
 in msg
.
const gchar * gst_sdp_message_get_attribute_val (const GstSDPMessage *msg,const gchar *key);
Get the first attribute with key key
 in msg
.
const gchar * gst_sdp_message_get_attribute_val_n (const GstSDPMessage *msg,const gchar *key,guint nth);
Get the nth
 attribute with key key
 in msg
.
GstSDPResult gst_sdp_message_insert_attribute (GstSDPMessage *msg,gint idx,GstSDPAttribute *attr);
Insert attribute into the array of attributes in msg
at index idx
.
When -1 is given as idx
, the attribute is inserted at the end.
Since: 1.2
GstSDPResult gst_sdp_message_replace_attribute (GstSDPMessage *msg,guint idx,GstSDPAttribute *attr);
Replace the attribute in msg
 at index idx
 with attr
.
Since: 1.2
GstSDPResult gst_sdp_message_remove_attribute (GstSDPMessage *msg,guint idx);
Remove the attribute in msg
 at index idx
.
Since: 1.2
GstSDPResult gst_sdp_message_add_attribute (GstSDPMessage *msg,const gchar *key,const gchar *value);
Add the attribute with key
 and value
 to msg
.
guint
gst_sdp_message_medias_len (const GstSDPMessage *msg);
Get the number of media descriptions in msg
.
const GstSDPMedia * gst_sdp_message_get_media (const GstSDPMessage *msg,guint idx);
Get the media description at index idx
 in msg
.
GstSDPResult gst_sdp_message_add_media (GstSDPMessage *msg,GstSDPMedia *media);
Adds media
 to the array of medias in msg
. This function takes ownership of
the contents of media
 so that media
 will have to be reinitialized with
gst_sdp_media_init() before it can be used again.
GstSDPResult
gst_sdp_message_dump (const GstSDPMessage *msg);
Dump the parsed contents of msg
 to stdout.
GstSDPResult
gst_sdp_media_new (GstSDPMedia **media);
Allocate a new GstSDPMedia and store the result in media
.
GstSDPResult gst_sdp_media_copy (const GstSDPMedia *media,GstSDPMedia **copy);
Allocate a new copy of media
 and store the result in copy
. The value in
copy
 should be release with gst_sdp_media_free function.
Since: 1.2
GstSDPResult
gst_sdp_media_init (GstSDPMedia *media);
Initialize media
 so that its contents are as if it was freshly allocated
with gst_sdp_media_new(). This function is mostly used to initialize a media
allocated on the stack. gst_sdp_media_uninit() undoes this operation.
When this function is invoked on newly allocated data (with malloc or on the stack), its contents should be set to 0 before calling this function.
GstSDPResult
gst_sdp_media_uninit (GstSDPMedia *media);
Free all resources allocated in media
. media
 should not be used anymore after
this function. This function should be used when media
 was allocated on the
stack and initialized with gst_sdp_media_init().
GstSDPResult
gst_sdp_media_free (GstSDPMedia *media);
Free all resources allocated by media
. media
 should not be used anymore after
this function. This function should be used when media
 was dynamically
allocated with gst_sdp_media_new().
gchar *
gst_sdp_media_as_text (const GstSDPMedia *media);
Convert the contents of media
 to a text string.
const gchar *
gst_sdp_media_get_media (const GstSDPMedia *media);
Get the media description of media
.
GstSDPResult gst_sdp_media_set_media (GstSDPMedia *media,const gchar *med);
Set the media description of media
 to med
.
guint
gst_sdp_media_get_port (const GstSDPMedia *media);
Get the port number for media
.
guint
gst_sdp_media_get_num_ports (const GstSDPMedia *media);
Get the number of ports for media
.
GstSDPResult gst_sdp_media_set_port_info (GstSDPMedia *media,guint port,guint num_ports);
Set the port information in media
.
const gchar *
gst_sdp_media_get_proto (const GstSDPMedia *media);
Get the transport protocol of media
GstSDPResult gst_sdp_media_set_proto (GstSDPMedia *media,const gchar *proto);
Set the media transport protocol of media
 to proto
.
guint
gst_sdp_media_formats_len (const GstSDPMedia *media);
Get the number of formats in media
.
const gchar * gst_sdp_media_get_format (const GstSDPMedia *media,guint idx);
Get the format information at position idx
 in media
.
GstSDPResult gst_sdp_media_insert_format (GstSDPMedia *media,gint idx,const gchar *format);
Insert the format information to media
 at idx
. When idx
 is -1,
the format is appended.
Since: 1.2
GstSDPResult gst_sdp_media_replace_format (GstSDPMedia *media,guint idx,const gchar *format);
Replace the format information in media
 at idx
 with format
.
Since: 1.2
GstSDPResult gst_sdp_media_remove_format (GstSDPMedia *media,guint idx);
Remove the format information in media
 at idx
.
Since: 1.2
GstSDPResult gst_sdp_media_add_format (GstSDPMedia *media,const gchar *format);
Add the format information to media
.
const gchar *
gst_sdp_media_get_information (const GstSDPMedia *media);
Get the information of media
GstSDPResult gst_sdp_media_set_information (GstSDPMedia *media,const gchar *information);
Set the media information of media
 to information
.
guint
gst_sdp_media_connections_len (const GstSDPMedia *media);
Get the number of connection fields in media
.
const GstSDPConnection * gst_sdp_media_get_connection (const GstSDPMedia *media,guint idx);
Get the connection at position idx
 in media
.
GstSDPResult gst_sdp_media_insert_connection (GstSDPMedia *media,gint idx,GstSDPConnection *conn);
Insert the connection information to media
 at idx
. When idx
 is -1,
the connection is appended.
Since: 1.2
GstSDPResult gst_sdp_media_replace_connection (GstSDPMedia *media,guint idx,GstSDPConnection *conn);
Replace the connection information in media
 at idx
 with conn
.
Since: 1.2
GstSDPResult gst_sdp_media_remove_connection (GstSDPMedia *media,guint idx);
Remove the connection information in media
 at idx
.
Since: 1.2
GstSDPResult gst_sdp_media_add_connection (GstSDPMedia *media,const gchar *nettype,const gchar *addrtype,const gchar *address,guint ttl,guint addr_number);
Add the given connection parameters to media
.
guint
gst_sdp_media_bandwidths_len (const GstSDPMedia *media);
Get the number of bandwidth fields in media
.
const GstSDPBandwidth * gst_sdp_media_get_bandwidth (const GstSDPMedia *media,guint idx);
Get the bandwidth at position idx
 in media
.
GstSDPResult gst_sdp_media_insert_bandwidth (GstSDPMedia *media,gint idx,GstSDPBandwidth *bw);
Insert the bandwidth information to media
 at idx
. When idx
 is -1,
the bandwidth is appended.
Since: 1.2
GstSDPResult gst_sdp_media_replace_bandwidth (GstSDPMedia *media,guint idx,GstSDPBandwidth *bw);
Replace the bandwidth information in media
 at idx
 with bw
.
Since: 1.2
GstSDPResult gst_sdp_media_remove_bandwidth (GstSDPMedia *media,guint idx);
Remove the bandwidth information in media
 at idx
.
Since: 1.2
GstSDPResult gst_sdp_media_add_bandwidth (GstSDPMedia *media,const gchar *bwtype,guint bandwidth);
Add the bandwidth information with bwtype
 and bandwidth
 to media
.
const GstSDPKey *
gst_sdp_media_get_key (const GstSDPMedia *media);
Get the encryption information from media
.
GstSDPResult gst_sdp_media_set_key (GstSDPMedia *media,const gchar *type,const gchar *data);
Adds the encryption information to media
.
guint
gst_sdp_media_attributes_len (const GstSDPMedia *media);
Get the number of attribute fields in media
.
const GstSDPAttribute * gst_sdp_media_get_attribute (const GstSDPMedia *media,guint idx);
Get the attribute at position idx
 in media
.
const gchar * gst_sdp_media_get_attribute_val (const GstSDPMedia *media,const gchar *key);
Get the first attribute value for key
 in media
.
const gchar * gst_sdp_media_get_attribute_val_n (const GstSDPMedia *media,const gchar *key,guint nth);
Get the nth
 attribute value for key
 in media
.
GstSDPResult gst_sdp_media_insert_attribute (GstSDPMedia *media,gint idx,GstSDPAttribute *attr);
Insert the attribute to media
 at idx
. When idx
 is -1,
the attribute is appended.
Since: 1.2
GstSDPResult gst_sdp_media_replace_attribute (GstSDPMedia *media,guint idx,GstSDPAttribute *attr);
Replace the attribute in media
 at idx
 with attr
.
Since: 1.2
GstSDPResult gst_sdp_media_remove_attribute (GstSDPMedia *media,guint idx);
Remove the attribute in media
 at idx
.
Since: 1.2
GstSDPResult gst_sdp_media_add_attribute (GstSDPMedia *media,const gchar *key,const gchar *value);
Add the attribute with key
 and value
 to media
.
GstCaps * gst_sdp_media_get_caps_from_media (const GstSDPMedia *media,gint pt);
Mapping of caps from SDP fields:
a=rtpmap:(payload) (encoding_name)/(clock_rate)[/(encoding_params)]
a=framesize:(payload) (width)-(height)
a=fmtp:(payload) (param)[=(value)];...
Since: 1.8
GstSDPResult gst_sdp_media_set_media_from_caps (const GstCaps *caps,GstSDPMedia *media);
Mapping of caps to SDP fields:
a=rtpmap:(payload) (encoding_name) or (clock_rate)[or (encoding_params)]
a=framesize:(payload) (width)-(height)
a=fmtp:(payload) (param)[=(value)];...
a=rtcp-fb:(payload) (param1) [param2]...
Since: 1.8
gchar * gst_sdp_make_keymgmt (const gchar *uri,const gchar *base64);
Makes key management data
Since: 1.8
GstSDPResult gst_sdp_message_attributes_to_caps (const GstSDPMessage *msg,GstCaps *caps);
Mapping of attributes of GstSDPMessage to GstCaps
Since: 1.8
GstSDPResult gst_sdp_media_attributes_to_caps (const GstSDPMedia *media,GstCaps *caps);
Mapping of attributes of GstSDPMedia to GstCaps
Since: 1.8
typedef struct {
  gchar *username;
  gchar *sess_id;
  gchar *sess_version;
  gchar *nettype;
  gchar *addrtype;
  gchar *addr;
} GstSDPOrigin;
The contents of the SDP "o=" field which gives the originator of the session (their username and the address of the user's host) plus a session id and session version number.
| gchar * | the user's login on the originating host, or it is "-" if the originating host does not support the concept of user ids. | |
| gchar * | is a numeric string such that the tuple of  | |
| gchar * | a version number for this announcement | |
| gchar * | the type of network. "IN" is defined to have the meaning "Internet". | |
| gchar * | the type of  | |
| gchar * | the globally unique address of the machine from which the session was created. | 
typedef struct {
  gchar *nettype;
  gchar *addrtype;
  gchar *address;
  guint  ttl;
  guint  addr_number;
} GstSDPConnection;
The contents of the SDP "c=" field which contains connection data.
#define GST_SDP_BWTYPE_AS "AS"
The Application-Specific Maximum bandwidth modifier.
#define GST_SDP_BWTYPE_EXT_PREFIX "X-"
The extension prefix bandwidth modifier.
#define GST_SDP_BWTYPE_RR "RR"
RTCP bandwidth allocated to data receivers (RFC 3556).
#define GST_SDP_BWTYPE_RS "RS"
RTCP bandwidth allocated to active data senders (RFC 3556).
#define GST_SDP_BWTYPE_TIAS "TIAS"
Transport Independent Application Specific Maximum bandwidth (RFC 3890).
typedef struct {
  gchar *bwtype;
  guint  bandwidth;
} GstSDPBandwidth;
The contents of the SDP "b=" field which specifies the proposed bandwidth to be used by the session or media.
typedef struct {
  gchar  *start;
  gchar  *stop;
  GArray *repeat;
} GstSDPTime;
The contents of the SDP "t=" field which specify the start and stop times for a conference session.
| gchar * | start time for the conference. The value is the decimal representation of Network Time Protocol (NTP) time values in seconds | |
| gchar * | stop time for the conference. The value is the decimal representation of Network Time Protocol (NTP) time values in seconds | |
| GArray * | repeat times for a session | 
typedef struct {
  gchar *time;
  gchar *typed_time;
} GstSDPZone;
The contents of the SDP "z=" field which allows the sender to specify a list of time zone adjustments and offsets from the base time.
typedef struct {
  gchar *type;
  gchar *data;
} GstSDPKey;
The contents of the SDP "k=" field which is used to convey encryption keys.
typedef struct {
  gchar *key;
  gchar *value;
} GstSDPAttribute;
The contents of the SDP "a=" field which contains a key/value pair.
typedef struct {
  gchar            *media;
  guint             port;
  guint             num_ports;
  gchar            *proto;
  GArray           *fmts;
  gchar            *information;
  GArray           *connections;
  GArray           *bandwidths;
  GstSDPKey         key;
  GArray           *attributes;
} GstSDPMedia;
The contents of the SDP "m=" field with all related fields.
| gchar * | the media type | |
| guint  | the transport port to which the media stream will be sent | |
| guint  | the number of ports or -1 if only one port was specified | |
| gchar * | the transport protocol | |
| GArray * | an array of gchar formats | |
| gchar * | the media title | |
| GArray * | array of GstSDPConnection with media connection information | |
| GArray * | array of GstSDPBandwidth with media bandwidth information | |
| GstSDPKey  | the encryption key | |
| GArray * | array of GstSDPAttribute with the additional media attributes | 
typedef struct {
  gchar            *version;
  GstSDPOrigin      origin;
  gchar            *session_name;
  gchar            *information;
  gchar            *uri;
  GArray           *emails;
  GArray           *phones;
  GstSDPConnection  connection;
  GArray           *bandwidths;
  GArray           *times;
  GArray           *zones;
  GstSDPKey         key;
  GArray           *attributes;
  GArray           *medias;
} GstSDPMessage;
The contents of the SDP message.
| gchar * | the protocol version | |
| GstSDPOrigin  | owner/creator and session identifier | |
| gchar * | session name | |
| gchar * | session information | |
| gchar * | URI of description | |
| GArray * | array of gchar with email addresses | |
| GArray * | array of gchar with phone numbers | |
| GstSDPConnection  | connection information for the session | |
| GArray * | array of GstSDPBandwidth with bandwidth information | |
| GArray * | array of GstSDPTime with time descriptions | |
| GArray * | array of GstSDPZone with time zone adjustments | |
| GstSDPKey  | encryption key | |
| GArray * | array of GstSDPAttribute with session attributes | |
| GArray * | array of GstSDPMedia with media descriptions |