[Bug 781776] decklink: Detect gaps on incoming stream times, issue warnings
GStreamer (GNOME Bugzilla)
bugzilla at gnome.org
Fri Oct 27 13:08:52 UTC 2017
https://bugzilla.gnome.org/show_bug.cgi?id=781776
Vivia Nikolaidou <vivia at ahiru.eu> changed:
What |Removed |Added
----------------------------------------------------------------------------
Attachment #353815|needs-work |none
status| |
Attachment #353815|0 |1
is obsolete| |
--- Comment #15 from Vivia Nikolaidou <vivia at ahiru.eu> ---
Created attachment 362414
--> https://bugzilla.gnome.org/attachment.cgi?id=362414&action=edit
decklink: Detect gaps on incoming stream times, issue warnings
When we receive a video or audio buffer, we calculate the next stream
time based on the current stream time + buffer duration. If the next
buffer's stream time is after that, we issue a warning.
This happens because the stream time incoming from Decklink should be
really constant and without gaps. If there is a gap, it means that
something went wrong, e.g. the internal buffer pool is empty (too many
buffers queued up downstream).
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