Wim Taymans
4a31aec513
rtpjitterbuffer: improve debug
2013-09-30 11:15:25 +02:00
Wim Taymans
d4b4b4e924
rtpjitterbuffer: don't calculate skew without rtptime
...
Skip trying to calculate the skew when we don't have an rtptime.
It causes problems when lost packet events are placed in the jitterbuffer.
2013-09-26 16:21:33 +02:00
Wim Taymans
2efd58fc84
rtpbin: avoid some pad link checks
...
Link pads without checks, we know it will work.
2013-09-25 17:38:31 +02:00
Wim Taymans
97f4674655
rtpjitterbuffer: calculate some stats
2013-09-25 10:50:05 +02:00
Wim Taymans
b1d29483bb
rtpjitterbuffer: move send_lost_event function
...
Move the send_lost_event function to the do_lost_event handling, there is no
need to have a separate function.
2013-09-25 10:50:05 +02:00
Wim Taymans
adf5d96044
rtpmanager: update docs
2013-09-23 16:34:15 +02:00
Wim Taymans
e5019de80d
docs: update docs with 1.0 element names
2013-09-23 15:36:47 +02:00
Wim Taymans
8ce674da87
rtpjitterbuffer: always store lost event in jitterbuffer
...
Always prepare a lost event in the jitterbuffer, it is to wake up and make the
pushing thread continue. We drop the event when we are not supposed to push lost
events downstream.
2013-09-23 14:45:27 +02:00
Wim Taymans
9f3345fcc2
rtpjitterbuffer: schedule lost event differently
...
Schedule the lost event by placing it inside the jitterbuffer with the seqnum
that was lost so that the pushing thread can interleave and push it properly.
2013-09-23 14:45:27 +02:00
Wim Taymans
ae389aeb0c
rtpjitterbuffer: remove list debug
2013-09-23 14:45:26 +02:00
Wim Taymans
28641e3145
rtpjitterbuffer: add type to the item
...
So that the upper layer can know what data is contained in the item.
2013-09-23 14:45:26 +02:00
Wim Taymans
479c7642fd
rtpjitterbuffer: fix flush
...
Pass function to flush to properly free the queue items.
2013-09-23 14:45:25 +02:00
Wim Taymans
0cc887eb98
rtpjitterbuffer: append seqnum -1 packets
2013-09-23 14:45:25 +02:00
Wim Taymans
39a2ba669d
rtpjitterbuffer: use structure to hold packet information
...
Make the jitterbuffer operate on a structure containing all the packet
information. This avoids mapping the buffer multiple times just to get the RTP
information. It will also make it possible to store other miniobjects such as
events later.
2013-09-23 14:45:25 +02:00
Wim Taymans
1760817005
rtpjitterbuffer: update expected timer when possible
...
When we receive a packet and we have some missing packets, we can update their
estimated arrival times based on the timestamp difference.
2013-09-23 14:45:25 +02:00
Wim Taymans
fdc1ed1680
rtpjitterbuffer: fix order of timeout events
...
Improve the order of the timeout events, if there are timers with the same
timeout, we want to trigger the lowest seqnum first. For this we need to loop
over the complete array of timers to find the best one before triggering the
timeout.
2013-09-23 14:45:25 +02:00
Wim Taymans
0b1a7edfea
rtpjitterbuffer: send lost event before signaling next buffer
...
First send the lost event, then update the next_seqnum counter and then
send the signal to the pushing thread that it can retry to push a buffer. This
avoids pushing out buffers before the lost event is pushed.
2013-09-23 14:45:25 +02:00
Wim Taymans
5051f51f0a
jitterbuffer: configure clock-rate on jitterbuffer
...
Add a get and setter to configure the clock-rate in the jitterbuffer instead of
passing it as an argument to the insert method.
2013-09-23 14:45:24 +02:00
Wim Taymans
3c421e7e48
rtpjitterbuffer: add option to reset retransmission timers
2013-09-23 14:45:24 +02:00
Wim Taymans
6f4deab298
rtpjitterbuffer: stop the timer thread
...
The timeout code could release the lock so we need to check if we are allowed to
wait for the clock some more.
2013-09-23 14:45:24 +02:00
Wim Taymans
cba4e6a707
rtpjitterbuffer: unlock only once
2013-09-23 14:45:24 +02:00
Wim Taymans
5dc207948c
rtpjitterbuffer: improve flush and shutdown
...
There is no need to unschedule the timer in flush-start, flush-stop will remove
the timers and unschedule.
Unschedule the current timer before attempting to join the timer thread.
2013-09-23 14:45:23 +02:00
Wim Taymans
a512cc2d3c
rtpjitterbuffer: set correct expected time
...
When we already have a timer for a packet, skip it but don't forget to adjust
the dts to the expected dts of the next packet.
2013-09-23 14:45:23 +02:00
Wim Taymans
517ea0f4d9
jitterbuffer: improve debug
2013-09-23 14:45:23 +02:00
Wim Taymans
fd6c57cf10
rtpjitterbuffer: keep delay as a separate variable in timer
...
Keep a separate delay in the timer so that we still know the original timestamp
of the packet that this timer refers to. We can then place the correct
running-time in the Retransmission event.
2013-09-19 14:32:48 +02:00
Wim Taymans
d34184dd03
rtpjitterbuffer: fix writability of properties
2013-09-19 14:32:48 +02:00
Wim Taymans
6bb2626498
rtpjitterbuffer: reevaluate the current timer after timeout
...
When we trigger the timeout logic of a timer, reevaluate it because it is
possible that it still has the lowest timeout.
2013-09-18 16:33:40 +02:00
Wim Taymans
8d021b6ede
rtpjitterbuffer: don't update time when unscheduled
...
Don't try to estimate the current time when we got unscheduled.
2013-09-18 16:31:26 +02:00
Wim Taymans
65606a25bf
rtpjitterbuffer: init packet spacing on first buffer
...
Already init the packet spacing variables on the first buffer so that we can
calculate the spacing on the second buffer already.
2013-09-18 16:29:37 +02:00
Wim Taymans
f2efdf28f5
rtpjitterbuffer: push the lost event from the timer thread
...
Instead of pushing the lost event from the chain function, schedule a timeout
that will push the lost event from the timer thread. This avoid blocking the
upstream thread while we push and sync the event.
2013-09-18 14:57:09 +02:00
Wim Taymans
5d5fc03e04
rtpjitterbuffer: round gap duration to multiple of duration
...
Make sure the gap duration in the lost event is a multiple of the packet
duration.
Enable another test.
2013-09-18 14:12:47 +02:00
Wim Taymans
6e4a051d40
rtpjitterbuffer: keep track of duration
...
Keep track of the estimated duration of missing packets and use it in the lost
event.
Enable another unit test
2013-09-18 12:29:38 +02:00
Wim Taymans
ac3bb3acf6
rtpjitterbuffer: handle large gaps with one lost event
...
When we have a large number of missing packets, generate one lost event for all
the packets that have no chance of being pushed out in time.
Fix and activate unit test for large gaps.
2013-09-18 11:59:28 +02:00
Wim Taymans
26402e1c21
rtpjitterbuffer: refactor lost event sending
...
Also make sure we only increment the expected seqnum and last
output timestamp.
2013-09-18 11:57:06 +02:00
Wim Taymans
f49981a597
jitterbuffer: refactor timeout triggers
2013-09-17 23:29:56 +02:00
Wim Taymans
047021c443
jitterbuffer: simplify the timeout code
...
Keep track of the current time in the timeout loop.
Loop over all timers and trigger all the expired ones, we can do this in the
same loop that selects the new best timer.
2013-09-17 23:29:56 +02:00
Wim Taymans
fa1ef3328b
jitterbuffer: rearrange timer update code
...
Also update the timers when retransmission is disabled. We need to
do this because when we added LOST timers when we detected missing packets and
we need to remove those timers when the packet finally arrives.
2013-09-17 23:29:56 +02:00
Wim Taymans
232fdd8b56
jitterbuffer: release lock on shutdown
2013-09-17 15:19:42 +02:00
Wim Taymans
4de919a17a
jitterbuffer: use separate thread for timeouts
...
Use a separate thread for scheduling the timeouts instead of using the
downstream streaming thread that might block at any time.
2013-09-16 15:55:55 +02:00
Olivier Crête
b9ceafe5af
rtpsession: Demux RTCP buffers from the RTP stream
...
If there are RTCP buffers in the RTP stream, process them as
RTCP. This way, we want receive streams following RFC 5761
https://bugzilla.gnome.org/show_bug.cgi?id=687657
2013-09-13 16:25:49 +02:00
Wim Taymans
28e5f90988
rtpbin: use PacketInfo for the sender
...
Avoid mapping the packet multiple times when sending RTP.
2013-09-13 14:34:28 +02:00
Wim Taymans
a02c9473d8
rtpbin: store more in the PacketInfo
...
Store all info in the PacketInfo so that we can avoid mapping the packet
multiple times.
2013-09-13 14:34:28 +02:00
Wim Taymans
e5c789abd6
session: store more in the PacketInfo structure
2013-09-13 14:34:28 +02:00
Wim Taymans
47662f9ca4
rtpbin: RTPArrivalStats -> RTPPacketInfo
...
Rename a structure because we are also going to use this for the sender
bits.
2013-09-13 14:34:28 +02:00
Wim Taymans
c795b72988
source: small cleanups
2013-09-13 14:34:27 +02:00
Wim Taymans
9f9ba21404
jitterbuffer: handle segments with non-0 start
...
We keep the DTS and PTS in running-time inside the jitterbuffer. Make sure to
transform it back to a buffer timestamp before pushing out the buffer.
Fixes https://bugzilla.gnome.org/show_bug.cgi?id=707931
2013-09-12 15:04:30 +02:00
Wim Taymans
f1106cde66
session: only update next check time when reconsidering
...
Don't update the next RTCP check time in all cases but only when we
reconsidered. This avoids delaying sending a full RTCP packet when we
are doing early feedback.
2013-08-27 09:55:52 +02:00
Wim Taymans
47065db0b6
session: add more debug
2013-08-27 09:55:52 +02:00
Wim Taymans
454d75951e
jitterbuffer: fix types of the retransmission event
2013-08-27 09:55:52 +02:00
Wim Taymans
dd4af0d11c
jitterbuffer: only timeout EXPECTED timers on gap
...
Only timeout the EXPECTED timers when we detect a large seqnum gap.
2013-08-27 09:44:18 +02:00
Wim Taymans
4b7bcc2ec1
rtsession: fix locking
...
We need to take the session lock when getting and manipulating the
source.
2013-08-26 11:50:27 +02:00
Wim Taymans
3f46527f75
rtpsession: add some more debug
2013-08-26 11:50:13 +02:00
Wim Taymans
54e7e7547a
rtxqueue: add property to configure queue size
2013-08-23 15:47:25 +02:00
Wim Taymans
84833bed11
rtpbin: proxy jitterbuffer do-retransmission property
2013-08-23 12:10:19 +02:00
Wim Taymans
89b9019e3e
rtx: various improvements
...
Use locking
Don't push from the event handler, collected packets in a queue and push from
the chain function.
Clear queues on shutdown.
2013-08-21 17:02:27 +02:00
Wim Taymans
ee15bc9284
session: generate events correctly
...
Do correct shifting of the bitmask for lost packets.
2013-08-21 17:02:27 +02:00
Wim Taymans
67523d3ecb
rtp: register rtx element better
2013-08-21 17:02:26 +02:00
Wim Taymans
587dc055e9
jitterbuffer: handle EOS
...
When the queue is empty, and we received EOS, pause and push an EOS
event downstream.
Fixes https://bugzilla.gnome.org/show_bug.cgi?id=706387
2013-08-20 14:36:59 +02:00
Wim Taymans
533f26fc99
jitterbuffer: update docs
2013-08-20 10:26:15 +02:00
Wim Taymans
c7f9ef8012
jitterbuffer: update all timers
...
Keep looping over all registered timers so that we can mark them lost instead of
stopping as soon as we find the timer for the current seqnum.
2013-08-20 10:25:17 +02:00
Wim Taymans
5debda9ca1
jitterbuffer: remove unused variables
2013-08-20 08:55:50 +02:00
Wim Taymans
a88db5fa2c
jitterbuffer: reorganize timer handling
...
Restructure handling of incomming packet and the gap with the expected seqnum
and register all timers from the _chain function.
Convert a timer to a LOST packet timer when the max amount of retransmission
requests has been reached.
2013-08-19 22:04:51 +02:00
Wim Taymans
d9d6eac4bb
jitterbuffer: refactor packet spacing calculation
2013-08-19 22:04:50 +02:00
Wim Taymans
c4dc159656
jitterbuffer: keep track of last seqnum and dts
2013-08-19 22:04:50 +02:00
Wim Taymans
652ce95ca6
jitterbuffer: small cleanups
2013-08-19 22:04:50 +02:00
Wim Taymans
b4a35bbe82
jitterbuffer: reset retransmission timers in add/reschedule
...
Reset the retransmission timers when adding and rescheduling a timer.
2013-08-19 22:04:50 +02:00
Wim Taymans
cf8a0652f3
jitterbuffer: rename variables for packet spacing
2013-08-19 22:04:50 +02:00
Wim Taymans
ec82e4ab7c
jitterbuffer: remove lost timer when we get the packet
...
When we receive a packet, also remove the LOST timer for it.
2013-08-19 22:04:50 +02:00
Wim Taymans
2f03b43b21
jitterbuffer: expected seqnum must increase
...
Only update the expected seqnum when it is bigger than the previous expected
seqnum.
2013-08-19 22:04:50 +02:00
Wim Taymans
c5bf376bb5
jitterbuffer: add more debug
2013-08-19 22:04:50 +02:00
Wim Taymans
ff825a2919
rtxqueue: add retransmission queue element
2013-08-19 22:04:50 +02:00
Wim Taymans
5fe18ee432
session: add some docs
2013-08-19 22:04:49 +02:00
Wim Taymans
482dacfb54
session: handle NACK feedback and generate events
...
Handle and parse the feedback NACK packets and generate a Retransmission
event for each NACKed packet
2013-08-19 22:04:49 +02:00
Wim Taymans
f11c2c9b3b
jitterbuffer: forward flush before stopping dataflow
...
First forward the flush event and then stop our loop function.
2013-08-14 16:19:32 +02:00
Wim Taymans
48174164eb
session: add NACK feedback in RTCP
2013-08-06 15:50:19 +02:00
Wim Taymans
4379ed1dee
source: add methods to register NACK
...
Add a method to register a missing packet for an ssrc along with
methods to get the missing packets and clear them.
2013-08-06 15:50:19 +02:00
Wim Taymans
50638b8106
session: handle Retransmission event and schedule NACK
...
Handle the retransmission event from downstream and use it to schedule a NACK
request.
2013-08-06 15:50:19 +02:00
Wim Taymans
0bddbd682d
session: pass data to remove func
...
Pass the data to the remove function because we are going to deref it when there
is pli or fir.
2013-08-06 15:50:19 +02:00
Wim Taymans
3c82de59f9
session: use common send_rtcp method
...
Reuse the send_rtcp method that already asks for the current time when
requesting a keyframe.
2013-08-05 15:02:59 +02:00
Wim Taymans
3c14c6021c
session: Don't use ClockTimeDiff for unsigned delays
2013-08-05 15:02:59 +02:00
Tim-Philipp Müller
7469cd3a4c
rtpmanager: use generic marshaller
2013-08-04 11:03:07 +01:00
Wim Taymans
7584f91f31
jitterbuffer: send event in right direction
2013-08-04 00:24:36 +02:00
Wim Taymans
9613e481ad
session: add FIR and PLI like other RTCP packets
...
Add the FIR and PLI packets like the other RTCP packet instead of from the
on-sending-rtcp default signal handler.
2013-08-03 00:33:24 +02:00
Wim Taymans
743e1b1191
jitterbuffer: fix property ranges
2013-08-02 17:22:55 +02:00
Wim Taymans
cd0164f4cc
jitterbuffer: push retransmission events
2013-08-02 16:43:59 +02:00
Wim Taymans
9a13267e85
jitterbuffer: add support for retransmission retry
...
When we didn't receive a packet after requesting retransmission, retry
asking for retransmission for a certain period.
2013-08-02 14:54:56 +02:00
Wim Taymans
e9ad5126db
jitterbuffer: add properties
...
Add properties to control retransmission parameters
2013-08-02 14:47:56 +02:00
Wim Taymans
a8c7ff7489
jitterbuffer: use corrected timeout when rescheduling
...
When we recalculate the timeout, use the corrected timeout value depending on
the timer type.
2013-08-02 12:44:58 +02:00
Wim Taymans
9c7e3e3455
jitterbuffer: update timers after queueing
...
Else we might update the timer needlessly for duplicates.
2013-08-02 12:43:00 +02:00
Wim Taymans
ebd6b8f8ab
jitterbuffer: move method up
2013-08-02 12:42:08 +02:00
Wim Taymans
f6b6797874
jitterbuffer: small cleanup
2013-08-02 06:28:32 +02:00
Wim Taymans
0e41414926
jitterbuffer: unschedule old expected packets
...
When we receive a new packet, unschedule old outstanding packets when their
seqnum is too far away.
2013-08-01 23:36:07 +02:00
Wim Taymans
70695466ed
jitterbuffer: refactor timer update
2013-08-01 23:32:00 +02:00
Wim Taymans
4ab3f5d3da
jitterbuffer: update timers when removing
...
Update the timers when we remove a timer.
Handle canceled timers, make them unschedule the current timer and
trigger the timeout code.
2013-08-01 23:24:29 +02:00
Wim Taymans
b983cf675b
jitterbuffer: fix typo
2013-08-01 23:22:02 +02:00
Wim Taymans
f3c658cbe6
jitterbuffer: improve timeout management
...
If we change the seqnum of an existing timer and we were waiting for
that timer, unschedule it. If we change the timeout of an existing timer and we
were waiting on it, only unschedule when the new time is smaller.
2013-08-01 15:40:52 +02:00
Wim Taymans
77e5d320ab
jitterbuffer: install timer for expected arrival
...
Install a timer that is triggered when the expected arrival time of a packet
expired.
2013-08-01 15:11:13 +02:00
Wim Taymans
f08d98404e
jitterbuffer: improve unschedule of timers
...
Conflicts:
gst/rtpmanager/gstrtpjitterbuffer.c
2013-08-01 14:57:11 +02:00
Wim Taymans
9d3b824e2a
jitterbuffer: move code around
2013-08-01 12:21:53 +02:00
Wim Taymans
fe32e80c92
jitterbuffer: estimate inter packet spacing
...
When we see two packets with consecutive seqnums and a different RTP time, use
the DTS difference as the inter packet spacing estimate.
2013-08-01 12:07:11 +02:00