parser.h

mplayer播放器的源码

 **/
const unsigned long int *fsdp_get_period_repeat_offsets (const
							 fsdp_description_t *
							 dsc,
							 unsigned int index,
							 unsigned int rindex);

/**
 * Get the encryption method defined for this session.
 *
 * @param dsc SDP description object.
 * @return encryption method. FSDP_ENCRYPTION_METHOD_UNDEFINED if no
 * encryption method is specified.
 **/
fsdp_encryption_method_t
fsdp_get_encryption_method (const fsdp_description_t * dsc);

/**
 * Get the encryption key or a URI pointing to the encryption key for
 * this session.
 *
 * @param dsc SDP description object.
 * @return encryption key unless FSDP_ENCRYPTION_METHOD_URI is
 * specified, in which case a URI pointing to the key is returned. If
 * the global encryption method is undefined, NULL is returned.
 **/
const char *fsdp_get_encryption_content (const fsdp_description_t * dsc);

/**
 * Get timezone adjustments.
 *
 * @param dsc SDP description object.
 * @return string with list of timezone adjustments
 * @retval NULL if no timezone adjustment list was specified or there
 * was a parse error.
 **/
const char *fsdp_get_timezone_adj (const fsdp_description_t * dsc);

/**
 *
 **/
unsigned int
fsdp_get_unidentified_attribute_count (const fsdp_description_t * dsc);

/**
 *
 **/
const char *fsdp_get_unidentified_attribute (const fsdp_description_t * dsc,
					     unsigned int index);

/**
 *
 **/
unsigned int
fsdp_get_media_rtpmap_count (const fsdp_media_description_t * mdsc);

/**
 *
 **/
const char *fsdp_get_media_rtpmap_payload_type (const fsdp_media_description_t
						* mdsc, unsigned int index);

/**
 *
 **/
const char *fsdp_get_media_rtpmap_encoding_name (const
						 fsdp_media_description_t *
						 mdsc, unsigned int index);

/**
 *
 **/
unsigned int
fsdp_get_media_rtpmap_clock_rate (const fsdp_media_description_t * mdsc,
				  unsigned int index);

/**
 *
 **/
const char *fsdp_get_media_rtpmap_encoding_parameters (const
						       fsdp_description_t *
						       mdsc,
						       unsigned int index);

/**
 * Get the value of the session attribute specified in
 * <code>att</code>. This function works for all the session
 * attributes whose value is a character string. These attributes are
 * defined in the session_string_attribute_t enumerated type.
 *
 * @param dsc SDP description object.
 * @param att attribute to get.
 *
 * @return value of the attribute <code>att</code>.
 * @retval NULL if the attribute was not specified or there was a
 * parse error or an invalid att is given.
 **/
const char *fsdp_get_str_att (const fsdp_description_t * dsc,
			      fsdp_session_str_att_t att);

/**
 *
 **/
unsigned int fsdp_get_sdplang_count (const fsdp_description_t * dsc);

/**
 *
 **/
const char *fsdp_get_sdplang (const fsdp_description_t * dsc,
			      unsigned int index);

/** 
 * Get the mode of the conference, specified with attributes sendrecv,
 * sendonly, recvonly and inactive.
 *
 * @param dsc SDP description object.
 * @return send/rec conference mode.
 * @retval FSDP_SENDRECV_UNDEFINED if conference mode not provided.
 **/
fsdp_sendrecv_mode_t fsdp_get_sendrecv_mode (const fsdp_description_t * dsc);

/**
 * Get the type of conference, such as broadcast, meeting, moderated,
 * test or H332.
 *
 * @param dsc SDP description object.
 * @return conference type.
 * @retval FSDP_SESSION_TYPE_UNDEFINED if conference type not provided.
 **/
fsdp_session_type_t fsdp_get_session_type (const fsdp_description_t * dsc);

/**
 *
 **/
unsigned int fsdp_get_media_count (const fsdp_description_t * dsc);

/**
 *
 **/
const fsdp_media_description_t *fsdp_get_media (const fsdp_description_t *
						dsc, unsigned int index);

/**
 *
 **/
fsdp_media_t fsdp_get_media_type (const fsdp_media_description_t * dsc);

/**
 *
 **/
unsigned int fsdp_get_media_port (const fsdp_media_description_t * dsc);

unsigned int fsdp_get_media_port_count (const fsdp_media_description_t * dsc);

/**
 *
 **/
fsdp_transport_protocol_t
fsdp_get_media_transport_protocol (const fsdp_media_description_t * dsc);

/**
 *
 **/
const char *fsdp_get_media_formats (const fsdp_media_description_t * dsc);

/**
 *
 **/
unsigned int
fsdp_get_media_formats_count (const fsdp_media_description_t * dsc);

/**
 *
 **/
const char *fsdp_get_media_format (const fsdp_media_description_t * dsc,
				   unsigned int index);

/**
 *
 **/
const char *fsdp_get_media_title (const fsdp_media_description_t * dsc);

/**
 *
 **/
fsdp_network_type_t
fsdp_get_media_network_type (const fsdp_media_description_t * dsc);

/**
 *
 **/
fsdp_address_type_t
fsdp_get_media_address_type (const fsdp_media_description_t * dsc);

/**
 *
 **/
const char *fsdp_get_media_address (const fsdp_media_description_t * dsc);

unsigned int
fsdp_get_media_address_ttl (const fsdp_media_description_t * mdsc);

unsigned int
fsdp_get_media_address_count (const fsdp_media_description_t * mdsc);

/**
 *
 **/
fsdp_bw_modifier_type_t
fsdp_get_media_bw_modifier_type (const fsdp_media_description_t * dsc,
				 unsigned int index);

/**
 *
 **/
const char *fsdp_get_media_bw_modifier_type_unknown (const
						     fsdp_media_description_t
						     * dsc,
						     unsigned int index);

/**
 *
 **/
unsigned long int
fsdp_get_media_bw_value (const fsdp_media_description_t * dsc,
			 unsigned int index);

/**
 *
 **/
fsdp_encryption_method_t
fsdp_get_media_encryption_method (const fsdp_media_description_t * dsc);

/**
 *
 **/
const char *fsdp_get_media_encryption_content (const fsdp_media_description_t
					       * dsc);

/**
 *
 **/
unsigned int fsdp_get_media_ptime (const fsdp_media_description_t * dsc);

/**
 *
 **/
unsigned int fsdp_get_media_maxptime (const fsdp_media_description_t * dsc);

/**
 *
 **/
unsigned int
fsdp_get_media_fmtp_count (const fsdp_media_description_t * mdsc);

/**
 *
 **/
const char *fsdp_get_media_fmtp (const fsdp_media_description_t * mdsc,
				 unsigned int index);

/**
 *
 **/
unsigned int
fsdp_get_media_sdplang_count (const fsdp_media_description_t * dsc);

/**
 *
 **/
const char *fsdp_get_media_sdplang (const fsdp_media_description_t * dsc,
				    unsigned int index);

/**
 *
 **/
unsigned int fsdp_get_media_lang_count (const fsdp_media_description_t * dsc);

/**
 *
 **/
const char *fsdp_get_media_lang (const fsdp_media_description_t * dsc,
				 unsigned int index);


unsigned int fsdp_get_control_count (const fsdp_description_t * dsc);

const char *fsdp_get_control (const fsdp_description_t * dsc,
			      unsigned int index);

const char *fsdp_get_range (const fsdp_description_t * dsc);

unsigned int
fsdp_get_media_control_count (const fsdp_media_description_t * mdsc);

char *fsdp_get_media_control (const fsdp_media_description_t * mdsc,
			      unsigned int index);

char *fsdp_get_media_range (const fsdp_media_description_t * mdsc);

/**
 *
 **/
fsdp_orient_t fsdp_get_media_orient (const fsdp_media_description_t * dsc);

/**
 *
 **/
fsdp_sendrecv_mode_t
fsdp_get_media_sendrecv (const fsdp_media_description_t * dsc);

/**
 *
 **/
float fsdp_get_media_framerate (const fsdp_media_description_t * dsc);

/**
 *
 **/
unsigned int fsdp_get_media_quality (const fsdp_media_description_t * dsc);

/**
 *
 **/
unsigned int fsdp_get_media_rtcp_port (const fsdp_media_description_t * dsc);

/**
 *
 **/
fsdp_network_type_t
fsdp_get_media_rtcp_network_type (const fsdp_media_description_t * dsc);

/**
 *
 **/
fsdp_address_type_t
fsdp_get_media_rtcp_address_type (const fsdp_media_description_t * dsc);

/**
 *
 **/
const char *fsdp_get_media_rtcp_address (const fsdp_media_description_t *
					 dsc);

/**
 *
 **/
unsigned int
fsdp_get_media_unidentified_attribute_count (const fsdp_media_description_t
					     * mdsc);

/**
 *
 **/
const char *fsdp_get_media_unidentified_attribute (const
						   fsdp_media_description_t *
						   mdsc, unsigned int index);


	  /** @} *//* closes parser group */

END_C_DECLS
#endif /* FSDP_PARSER_H */