rtpmanager: clarify negative lost packets in stats

Also:
- Move notes on units before field documentation.
- Unify documentation style.

https://bugzilla.gnome.org/show_bug.cgi?id=750653
This commit is contained in:
Ilya Konstantinov 2015-06-10 14:49:50 +03:00 committed by Sebastian Dröge
parent 5ada1a6cf8
commit c7e168ec70

View file

@ -110,7 +110,7 @@ rtp_source_class_init (RTPSourceClass * klass)
* 'tool' G_TYPE_STRING : The name of application or tool
* 'note' G_TYPE_STRING : A notice about the source
*
* other fields may be present and these represent private items in
* Other fields may be present and these represent private items in
* the SDES where the field name is the prefix.
*/
g_object_class_install_property (gobject_class, PROP_SDES,
@ -121,8 +121,20 @@ rtp_source_class_init (RTPSourceClass * klass)
/**
* RTPSource::stats
*
* The statistics of the source. This property returns a GstStructure with
* name application/x-rtp-source-stats with the following fields:
* This property returns a GstStructure named application/x-rtp-source-stats with
* fields useful for statistics and diagnostics.
*
* Take note of each respective field's units:
*
* - NTP times are in the appropriate 32-bit or 64-bit fixed-point format
* starting from January 1, 1970 (except for timespans).
* - RTP times are in clock rate units (i.e. clock rate = 1 second)
* starting at a random offset.
* - For fields indicating packet loss, note that late packets are not considered lost,
* and duplicates are not taken into account. Hence, the loss may be negative
* if there are duplicates.
*
* The following fields are always present.
*
* "ssrc" G_TYPE_UINT the SSRC of this source
* "internal" G_TYPE_BOOLEAN this source is a source of the session
@ -133,13 +145,13 @@ rtp_source_class_init (RTPSourceClass * klass)
* "seqnum-base" G_TYPE_INT first seqnum if known
* "clock-rate" G_TYPE_INT the clock rate of the media
*
* The following two fields are only present when known.
* The following fields are only present when known.
*
* "rtp-from" G_TYPE_STRING where we received the last RTP packet from
* "rtcp-from" G_TYPE_STRING where we received the last RTCP packet from
*
* The following fields make sense for internal sources and will only increase
* when "is-sender" is TRUE:
* when "is-sender" is TRUE.
*
* "octets-sent" G_TYPE_UINT64 number of bytes we sent
* "packets-sent" G_TYPE_UINT64 number of packets we sent
@ -195,9 +207,6 @@ rtp_source_class_init (RTPSourceClass * klass)
*
* "rb-round-trip" G_TYPE_UINT the round-trip time (in NTP Short Format, 16.16 fixed point)
*
* In all fields above, NTP times are in the appropriate 32-bit or 64-bit fixed-point format
* starting from January 1, 1970 (except for timespans), and RTP times are in clock rate units
* (i.e. clock rate = 1 second) starting from a random offset.
*/
g_object_class_install_property (gobject_class, PROP_STATS,
g_param_spec_boxed ("stats", "Stats",
@ -1467,9 +1476,9 @@ rtp_source_get_new_sr (RTPSource * src, guint64 ntpnstime,
* @exthighestseq: the extended last sequence number received
* @jitter: the interarrival jitter (in clock rate units)
* @lsr: the time of the last SR packet on this source
* in NTP Short Format (16.16 fixed point)
* (in NTP Short Format, 16.16 fixed point)
* @dlsr: the delay since the last SR packet
* in NTP Short Format (16.16 fixed point)
* (in NTP Short Format, 16.16 fixed point)
*
* Get new values to put into a new report block from this source.
*