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GStreamer Base Plugins 0.10 Library Reference Manual | ![]() |
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#include <gst/sdp/gstsdpmessage.h> enum GstSDPResult; GstSDPOrigin; GstSDPConnection; #define GST_SDP_BWTYPE_CT #define GST_SDP_BWTYPE_AS #define GST_SDP_BWTYPE_EXT_PREFIX GstSDPBandwidth; GstSDPTime; GstSDPZone; GstSDPKey; GstSDPAttribute; GstSDPMedia; GstSDPMessage; GstSDPResult gst_sdp_message_new (GstSDPMessage **msg); GstSDPResult gst_sdp_message_init (GstSDPMessage *msg); GstSDPResult gst_sdp_message_uninit (GstSDPMessage *msg); GstSDPResult gst_sdp_message_free (GstSDPMessage *msg); GstSDPResult gst_sdp_message_parse_buffer (const guint8 *data, guint size, GstSDPMessage *msg); const gchar* gst_sdp_message_get_version (GstSDPMessage *msg); GstSDPResult gst_sdp_message_set_version (GstSDPMessage *msg, const gchar *version); const GstSDPOrigin* gst_sdp_message_get_origin (GstSDPMessage *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); const gchar* gst_sdp_message_get_session_name (GstSDPMessage *msg); GstSDPResult gst_sdp_message_set_session_name (GstSDPMessage *msg, const gchar *session_name); const gchar* gst_sdp_message_get_information (GstSDPMessage *msg); GstSDPResult gst_sdp_message_set_information (GstSDPMessage *msg, const gchar *information); const gchar* gst_sdp_message_get_uri (GstSDPMessage *msg); GstSDPResult gst_sdp_message_set_uri (GstSDPMessage *msg, const gchar *uri); gint gst_sdp_message_emails_len (GstSDPMessage *msg); const gchar* gst_sdp_message_get_email (GstSDPMessage *msg, guint idx); GstSDPResult gst_sdp_message_add_email (GstSDPMessage *msg, const gchar *email); gint gst_sdp_message_phones_len (GstSDPMessage *msg); const gchar* gst_sdp_message_get_phone (GstSDPMessage *msg, guint idx); GstSDPResult gst_sdp_message_add_phone (GstSDPMessage *msg, const gchar *phone); const GstSDPConnection* gst_sdp_message_get_connection (GstSDPMessage *msg); GstSDPResult gst_sdp_message_set_connection (GstSDPMessage *msg, const gchar *nettype, const gchar *addrtype, const gchar *address, gint ttl, gint addr_number); gint gst_sdp_message_bandwidths_len (GstSDPMessage *msg); const GstSDPBandwidth* gst_sdp_message_get_bandwidth (GstSDPMessage *msg, guint idx); GstSDPResult gst_sdp_message_add_bandwidth (GstSDPMessage *msg, const gchar *bwtype, gint bandwidth); gint gst_sdp_message_times_len (GstSDPMessage *msg); const GstSDPTime* gst_sdp_message_get_time (GstSDPMessage *msg, guint idx); GstSDPResult gst_sdp_message_add_time (GstSDPMessage *msg, const gchar *time); gint gst_sdp_message_zones_len (GstSDPMessage *msg); const GstSDPZone* gst_sdp_message_get_zone (GstSDPMessage *msg, guint idx); GstSDPResult gst_sdp_message_add_zone (GstSDPMessage *msg, const gchar *time, const gchar *typed_time); const GstSDPKey* gst_sdp_message_get_key (GstSDPMessage *msg); GstSDPResult gst_sdp_message_set_key (GstSDPMessage *msg, const gchar *type, const gchar *data); gint gst_sdp_message_attributes_len (GstSDPMessage *msg); const GstSDPAttribute* gst_sdp_message_get_attribute (GstSDPMessage *msg, guint idx); const gchar* gst_sdp_message_get_attribute_val (GstSDPMessage *msg, const gchar *key); const gchar* gst_sdp_message_get_attribute_val_n (GstSDPMessage *msg, const gchar *key, guint nth); GstSDPResult gst_sdp_message_add_attribute (GstSDPMessage *msg, const gchar *key, const gchar *value); gint gst_sdp_message_medias_len (GstSDPMessage *msg); const GstSDPMedia* gst_sdp_message_get_media (GstSDPMessage *msg, guint idx); GstSDPResult gst_sdp_message_add_media (GstSDPMessage *msg, GstSDPMedia *media); GstSDPResult gst_sdp_message_dump (GstSDPMessage *msg); GstSDPResult gst_sdp_media_new (GstSDPMedia **media); GstSDPResult gst_sdp_media_init (GstSDPMedia *media); GstSDPResult gst_sdp_media_uninit (GstSDPMedia *media); GstSDPResult gst_sdp_media_free (GstSDPMedia *media); const gchar* gst_sdp_media_get_media (const GstSDPMedia *media); GstSDPResult gst_sdp_media_set_media (GstSDPMedia *media, const gchar *med); gint gst_sdp_media_get_port (const GstSDPMedia *media); gint gst_sdp_media_get_num_ports (const GstSDPMedia *media); GstSDPResult gst_sdp_media_set_port_info (GstSDPMedia *media, gint port, gint num_ports); const gchar* gst_sdp_media_get_proto (const GstSDPMedia *media); GstSDPResult gst_sdp_media_set_proto (GstSDPMedia *media, const gchar *proto); gint gst_sdp_media_formats_len (const GstSDPMedia *media); const gchar* gst_sdp_media_get_format (const GstSDPMedia *media, guint idx); GstSDPResult gst_sdp_media_add_format (GstSDPMedia *media, const gchar *format); const gchar* gst_sdp_media_get_information (const GstSDPMedia *media); GstSDPResult gst_sdp_media_set_information (GstSDPMedia *media, const gchar *information); gint gst_sdp_media_connections_len (const GstSDPMedia *media); const GstSDPConnection* gst_sdp_media_get_connection (const GstSDPMedia *media, guint idx); GstSDPResult gst_sdp_media_add_connection (GstSDPMedia *media, const gchar *nettype, const gchar *addrtype, const gchar *address, gint ttl, gint addr_number); gint gst_sdp_media_bandwidths_len (const GstSDPMedia *media); const GstSDPBandwidth* gst_sdp_media_get_bandwidth (const GstSDPMedia *media, guint idx); GstSDPResult gst_sdp_media_add_bandwidth (GstSDPMedia *media, const gchar *bwtype, gint bandwidth); const GstSDPKey* gst_sdp_media_get_key (const GstSDPMedia *media); GstSDPResult gst_sdp_media_set_key (GstSDPMedia *media, const gchar *type, const gchar *data); gint gst_sdp_media_attributes_len (const GstSDPMedia *media); const GstSDPAttribute* gst_sdp_media_get_attribute (const GstSDPMedia *media, guint idx); const gchar* gst_sdp_media_get_attribute_val (const GstSDPMedia *media, const gchar *key); const gchar* gst_sdp_media_get_attribute_val_n (const GstSDPMedia *media, const gchar *key, guint nth); GstSDPResult gst_sdp_media_add_attribute (GstSDPMedia *media, const gchar *key, const gchar *value);
typedef enum { GST_SDP_OK = 0, GST_SDP_EINVAL = -1 } GstSDPResult;
Return values for the SDP functions.
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 *username; | the user's login on the originating host, or it is "-" if the originating host does not support the concept of user ids. |
gchar *sess_id; | is a numeric string such that the tuple of username, sess_id, nettype, addrtype and addr form a globally unique identifier for the session. |
gchar *sess_version; | a version number for this announcement |
gchar *nettype; | the type of network. "IN" is defined to have the meaning "Internet". |
gchar *addrtype; | the type of addr. |
gchar *addr; | the globally unique address of the machine from which the session was created. |
typedef struct { gchar *nettype; gchar *addrtype; gchar *address; gint ttl; gint addr_number; } GstSDPConnection;
The contents of the SDP "c=" field which contains connection data.
gchar *nettype; | the type of network. "IN" is defined to have the meaning "Internet". |
gchar *addrtype; | the type of address. |
gchar *address; | the address |
gint ttl; | the time to live of the address |
gint addr_number; | the number of layers |
#define GST_SDP_BWTYPE_AS "AS"
The Application-Specific Maximum bandwidth modifier.
#define GST_SDP_BWTYPE_EXT_PREFIX "X-"
The extension prefix bandwidth modifier.
typedef struct { gchar *bwtype; gint bandwidth; } GstSDPBandwidth;
The contents of the SDP "b=" field which specifies the proposed bandwidth to be used by the session or media.
gchar *bwtype; | the bandwidth modifier type |
gint bandwidth; | the bandwidth in kilobits per second |
typedef struct { gchar *start; gchar *stop; gint n_repeat; gchar **repeat; } GstSDPTime;
The contents of the SDP "t=" field which specify the start and stop times for a conference session.
gchar *start; | start time for the conference. The value is the decimal representation of Network Time Protocol (NTP) time values in seconds |
gchar *stop; | stop time for the conference. The value is the decimal representation of Network Time Protocol (NTP) time values in seconds |
gint n_repeat; | the number of repeat times |
gchar **repeat; | 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.
gchar *time; | the NTP time that a time zone adjustment happens |
gchar *typed_time; | the offset from the time when the session was first scheduled |
typedef struct { gchar *type; gchar *data; } GstSDPKey;
The contents of the SDP "k=" field which is used to convey encryption keys.
gchar *type; | the encryption type |
gchar *data; | the encryption data |
typedef struct { gchar *key; gchar *value; } GstSDPAttribute;
The contents of the SDP "a=" field which contains a key/value pair.
gchar *key; | the attribute key |
gchar *value; | the attribute value or NULL when it was a property attribute |
typedef struct { gchar *media; gint port; gint 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 *media; | the media type |
gint port; | the transport port to which the media stream will be sent |
gint num_ports; | the number of ports or -1 if only one port was specified |
gchar *proto; | the transport protocol |
GArray *fmts; | an array of gchar formats |
gchar *information; | the media title |
GArray *connections; | array of GstSDPConnection with media connection information |
GArray *bandwidths; | array of GstSDPBandwidth with media bandwidth information |
GstSDPKey key; | the encryption key |
GArray *attributes; | 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 *version; | the protocol version |
GstSDPOrigin origin; | owner/creator and session identifier |
gchar *session_name; | session name |
gchar *information; | session information |
gchar *uri; | URI of description |
GArray *emails; | array of gchar with email addresses |
GArray *phones; | array of gchar with phone numbers |
GstSDPConnection connection; | connection information for the session |
GArray *bandwidths; | array of GstSDPBandwidth with bandwidth information |
GArray *times; | array of GstSDPTime with time descriptions |
GArray *zones; | array of GstSDPZone with time zone adjustments |
GstSDPKey key; | encryption key |
GArray *attributes; | array of GstSDPAttribute with session attributes |
GArray *medias; | array of GstSDPMedia with media descriptions |
GstSDPResult gst_sdp_message_new (GstSDPMessage **msg);
Allocate a new GstSDPMessage and store the result in msg.
msg : | pointer to new GstSDPMessage |
Returns : | a GstSDPResult. |
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.
msg : | a GstSDPMessage |
Returns : | a GstSDPResult. |
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().
msg : | a GstSDPMessage |
Returns : | a GstSDPResult. |
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().
msg : | a GstSDPMessage |
Returns : | a GstSDPResult. |
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 |
size : | the size of the buffer |
msg : | the result GstSDPMessage |
Returns : | GST_SDP_OK on success. |
const gchar* gst_sdp_message_get_version (GstSDPMessage *msg);
Get the version in msg.
msg : | a GstSDPMessage |
Returns : | a GstSDPResult. |
GstSDPResult gst_sdp_message_set_version (GstSDPMessage *msg, const gchar *version);
Set the version in msg.
msg : | a GstSDPMessage |
version : | the version |
Returns : | a GstSDPResult. |
const GstSDPOrigin* gst_sdp_message_get_origin (GstSDPMessage *msg);
Get the origin of msg.
msg : | a GstSDPMessage |
Returns : | a GstSDPOrigin. The result remains valid as long as msg is valid. |
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.
msg : | a GstSDPMessage |
username : | the user name |
sess_id : | a session id |
sess_version : | a session version |
nettype : | a network type |
addrtype : | an address type |
addr : | an address |
Returns : | GST_SDP_OK. |
const gchar* gst_sdp_message_get_session_name (GstSDPMessage *msg);
Get the session name in msg.
msg : | a GstSDPMessage |
Returns : | a GstSDPResult. |
GstSDPResult gst_sdp_message_set_session_name (GstSDPMessage *msg, const gchar *session_name);
Set the session name in msg.
msg : | a GstSDPMessage |
session_name : | the session name |
Returns : | a GstSDPResult. |
const gchar* gst_sdp_message_get_information (GstSDPMessage *msg);
Get the information in msg.
msg : | a GstSDPMessage |
Returns : | a GstSDPResult. |
GstSDPResult gst_sdp_message_set_information (GstSDPMessage *msg, const gchar *information);
Set the information in msg.
msg : | a GstSDPMessage |
information : | the information |
Returns : | a GstSDPResult. |
const gchar* gst_sdp_message_get_uri (GstSDPMessage *msg);
Get the URI in msg.
msg : | a GstSDPMessage |
Returns : | a GstSDPResult. |
GstSDPResult gst_sdp_message_set_uri (GstSDPMessage *msg, const gchar *uri);
Set the URI in msg.
msg : | a GstSDPMessage |
uri : | the URI |
Returns : | a GstSDPResult. |
gint gst_sdp_message_emails_len (GstSDPMessage *msg);
Get the number of emails in msg.
msg : | a GstSDPMessage |
Returns : | the number of emails in msg. |
const gchar* gst_sdp_message_get_email (GstSDPMessage *msg, guint idx);
Get the email with number idx from msg.
msg : | a GstSDPMessage |
idx : | an email index |
Returns : | the email at position idx. |
GstSDPResult gst_sdp_message_add_email (GstSDPMessage *msg, const gchar *email);
Add email to the list of emails in msg.
msg : | a GstSDPMessage |
email : | an email |
Returns : | a GstSDPResult. |
gint gst_sdp_message_phones_len (GstSDPMessage *msg);
Get the number of phones in msg.
msg : | a GstSDPMessage |
Returns : | the number of phones in msg. |
const gchar* gst_sdp_message_get_phone (GstSDPMessage *msg, guint idx);
Get the phone with number idx from msg.
msg : | a GstSDPMessage |
idx : | a phone index |
Returns : | the phone at position idx. |
GstSDPResult gst_sdp_message_add_phone (GstSDPMessage *msg, const gchar *phone);
Add phone to the list of phones in msg.
msg : | a GstSDPMessage |
phone : | a phone |
Returns : | a GstSDPResult. |
const GstSDPConnection* gst_sdp_message_get_connection (GstSDPMessage *msg);
Get the connection of msg.
msg : | a GstSDPMessage |
Returns : | a GstSDPConnection. The result remains valid as long as msg is valid. |
GstSDPResult gst_sdp_message_set_connection (GstSDPMessage *msg, const gchar *nettype, const gchar *addrtype, const gchar *address, gint ttl, gint addr_number);
Configure the SDP connection in msg with the given parameters.
msg : | a GstSDPMessage |
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 |
Returns : | a GstSDPResult. |
gint gst_sdp_message_bandwidths_len (GstSDPMessage *msg);
Get the number of bandwidth information in msg.
msg : | a GstSDPMessage |
Returns : | the number of bandwidth information in msg. |
const GstSDPBandwidth* gst_sdp_message_get_bandwidth (GstSDPMessage *msg, guint idx);
Get the bandwidth at index idx from msg.
msg : | a GstSDPMessage |
idx : | the bandwidth index |
Returns : | a GstSDPBandwidth. |
GstSDPResult gst_sdp_message_add_bandwidth (GstSDPMessage *msg, const gchar *bwtype, gint bandwidth);
Add the specified bandwidth information to msg.
msg : | a GstSDPMessage |
bwtype : | the bandwidth modifier type |
bandwidth : | the bandwidth in kilobits per second |
Returns : | a GstSDPResult. |
gint gst_sdp_message_times_len (GstSDPMessage *msg);
Get the number of time information entries in msg.
msg : | a GstSDPMessage |
Returns : | the number of time information entries in msg. |
const GstSDPTime* gst_sdp_message_get_time (GstSDPMessage *msg, guint idx);
Get time information with index idx from msg.
msg : | a GstSDPMessage |
idx : | the time index |
Returns : | a GstSDPTime. |
GstSDPResult gst_sdp_message_add_time (GstSDPMessage *msg, const gchar *time);
Add time information time to msg.
msg : | a GstSDPMessage |
time : | a time information |
Returns : | a GstSDPResult. |
gint gst_sdp_message_zones_len (GstSDPMessage *msg);
Get the number of time zone information entries in msg.
msg : | a GstSDPMessage |
Returns : | the number of time zone information entries in msg. |
const GstSDPZone* gst_sdp_message_get_zone (GstSDPMessage *msg, guint idx);
Get time zone information with index idx from msg.
msg : | a GstSDPMessage |
idx : | the zone index |
Returns : | a GstSDPZone. |
GstSDPResult gst_sdp_message_add_zone (GstSDPMessage *msg, const gchar *time, const gchar *typed_time);
Add time zone information to msg.
msg : | a GstSDPMessage |
time : | the NTP time that a time zone adjustment happens |
typed_time : | the offset from the time when the session was first scheduled |
Returns : | a GstSDPResult. |
const GstSDPKey* gst_sdp_message_get_key (GstSDPMessage *msg);
Get the encryption information from msg.
msg : | a GstSDPMessage |
Returns : | a GstSDPKey. |
GstSDPResult gst_sdp_message_set_key (GstSDPMessage *msg, const gchar *type, const gchar *data);
Adds the encryption information to msg.
msg : | a GstSDPMessage |
type : | the encryption type |
data : | the encryption data |
Returns : | a GstSDPResult. |
gint gst_sdp_message_attributes_len (GstSDPMessage *msg);
Get the number of attributes in msg.
msg : | a GstSDPMessage |
Returns : | the number of attributes in msg. |
const GstSDPAttribute* gst_sdp_message_get_attribute (GstSDPMessage *msg, guint idx);
Get the attribute at position idx in msg.
msg : | a GstSDPMessage |
idx : | the index |
Returns : | the GstSDPAttribute at position idx. |
const gchar* gst_sdp_message_get_attribute_val (GstSDPMessage *msg, const gchar *key);
Get the first attribute with key key in msg.
msg : | a GstSDPMessage |
key : | the key |
Returns : | the attribute value of the first attribute with key. |
const gchar* gst_sdp_message_get_attribute_val_n (GstSDPMessage *msg, const gchar *key, guint nth);
Get the nth attribute with key key in msg.
msg : | a GstSDPMessage |
key : | the key |
nth : | the index |
Returns : | the attribute value of the nth attribute with key. |
GstSDPResult gst_sdp_message_add_attribute (GstSDPMessage *msg, const gchar *key, const gchar *value);
Add the attribute with key and value to msg.
msg : | a GstSDPMessage |
key : | the key |
value : | the value |
Returns : | GST_SDP_OK. |
gint gst_sdp_message_medias_len (GstSDPMessage *msg);
Get the number of media descriptions in msg.
msg : | a GstSDPMessage |
Returns : | the number of media descriptions in msg. |
const GstSDPMedia* gst_sdp_message_get_media (GstSDPMessage *msg, guint idx);
Get the media description at index idx in msg.
msg : | a GstSDPMessage |
idx : | the index |
Returns : | a GstSDPMedia. |
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_media_init() before it can be used again.
msg : | a GstSDPMessage |
media : | a GstSDPMedia to add |
Returns : | a GstSDPResult. |
GstSDPResult gst_sdp_message_dump (GstSDPMessage *msg);
Dump the parsed contents of msg to stdout.
msg : | a GstSDPMessage |
Returns : | a GstSDPResult. |
GstSDPResult gst_sdp_media_new (GstSDPMedia **media);
Allocate a new GstSDPMedia and store the result in media.
media : | pointer to new GstSDPMedia |
Returns : | a GstSDPResult. |
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.
media : | a GstSDPMedia |
Returns : | a GstSDPResult. |
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().
media : | a GstSDPMedia |
Returns : | a GstSDPResult. |
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().
media : | a GstSDPMedia |
Returns : | a GstSDPResult. |
const gchar* gst_sdp_media_get_media (const GstSDPMedia *media);
Get the media description of media.
media : | a GstSDPMedia |
Returns : | the media description. |
GstSDPResult gst_sdp_media_set_media (GstSDPMedia *media, const gchar *med);
Set the media description of media to med.
media : | a GstSDPMedia |
med : | the media description |
Returns : | GST_SDP_OK. |
gint gst_sdp_media_get_port (const GstSDPMedia *media);
Get the port number for media.
media : | a GstSDPMedia |
Returns : | the port number of media. |
gint gst_sdp_media_get_num_ports (const GstSDPMedia *media);
Get the number of ports for media.
media : | a GstSDPMedia |
Returns : | the number of ports for media. |
GstSDPResult gst_sdp_media_set_port_info (GstSDPMedia *media, gint port, gint num_ports);
Set the port information in media.
media : | a GstSDPMedia |
port : | the port number |
num_ports : | the number of ports |
Returns : | GST_SDP_OK. |
const gchar* gst_sdp_media_get_proto (const GstSDPMedia *media);
Get the transport protocol of media
media : | a GstSDPMedia |
Returns : | 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.
media : | a GstSDPMedia |
proto : | the media transport protocol |
Returns : | GST_SDP_OK. |
gint gst_sdp_media_formats_len (const GstSDPMedia *media);
Get the number of formats in media.
media : | a GstSDPMedia |
Returns : | 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.
media : | a GstSDPMedia |
idx : | an index |
Returns : | the format at position idx. |
GstSDPResult gst_sdp_media_add_format (GstSDPMedia *media, const gchar *format);
Add the format information to media.
media : | a GstSDPMedia |
format : | the format |
Returns : | GST_SDP_OK. |
const gchar* gst_sdp_media_get_information (const GstSDPMedia *media);
Get the information of media
media : | a GstSDPMedia |
Returns : | the information of media. |
GstSDPResult gst_sdp_media_set_information (GstSDPMedia *media, const gchar *information);
Set the media information of media to information.
media : | a GstSDPMedia |
information : | the media information |
Returns : | GST_SDP_OK. |
gint gst_sdp_media_connections_len (const GstSDPMedia *media);
Get the number of connection fields in media.
media : | a GstSDPMedia |
Returns : | the number of connections in media. |
const GstSDPConnection* gst_sdp_media_get_connection (const GstSDPMedia *media, guint idx);
Get the connection at position idx in media.
media : | a GstSDPMedia |
idx : | an index |
Returns : | the GstSDPConnection at position idx. |
GstSDPResult gst_sdp_media_add_connection (GstSDPMedia *media, const gchar *nettype, const gchar *addrtype, const gchar *address, gint ttl, gint addr_number);
Add the given connection parameters to media.
media : | a GstSDPMedia |
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 |
Returns : | a GstSDPResult. |
gint gst_sdp_media_bandwidths_len (const GstSDPMedia *media);
Get the number of bandwidth fields in media.
media : | a GstSDPMedia |
Returns : | the number of bandwidths in media. |
const GstSDPBandwidth* gst_sdp_media_get_bandwidth (const GstSDPMedia *media, guint idx);
Get the bandwidth at position idx in media.
media : | a GstSDPMedia |
idx : | an index |
Returns : | the GstSDPBandwidth at position idx. |
GstSDPResult gst_sdp_media_add_bandwidth (GstSDPMedia *media, const gchar *bwtype, gint bandwidth);
Add the bandwidth information with bwtype and bandwidth to media.
media : | a GstSDPMedia |
bwtype : | the bandwidth modifier type |
bandwidth : | the bandwidth in kilobits per second |
Returns : | GST_SDP_OK. |
const GstSDPKey* gst_sdp_media_get_key (const GstSDPMedia *media);
Get the encryption information from media.
media : | a GstSDPMedia |
Returns : | a GstSDPKey. |
GstSDPResult gst_sdp_media_set_key (GstSDPMedia *media, const gchar *type, const gchar *data);
Adds the encryption information to media.
media : | a GstSDPMedia |
type : | the encryption type |
data : | the encryption data |
Returns : | a GstSDPResult. |
gint gst_sdp_media_attributes_len (const GstSDPMedia *media);
Get the number of attribute fields in media.
media : | a GstSDPMedia |
Returns : | the number of attributes in media. |
const GstSDPAttribute* gst_sdp_media_get_attribute (const GstSDPMedia *media, guint idx);
Get the attribute at position idx in media.
media : | a GstSDPMedia |
idx : | an index |
Returns : | the GstSDPAttribute at position idx. |
const gchar* gst_sdp_media_get_attribute_val (const GstSDPMedia *media, const gchar *key);
Get the first attribute value for key in media.
media : | a GstSDPMedia |
key : | a key |
Returns : | the first attribute value for key. |
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.
media : | a GstSDPMedia |
key : | a key |
nth : | an index |
Returns : | the nth attribute value. |
GstSDPResult gst_sdp_media_add_attribute (GstSDPMedia *media, const gchar *key, const gchar *value);
Add the attribute with key and value to media.
media : | a GstSDPMedia |
key : | a key |
value : | a value |
Returns : | GST_SDP_OK. |