From 25ce7d015736fc3e9fd358f7152603e612d40421 Mon Sep 17 00:00:00 2001
From: Patrick Godwin <patrick.godwin@ligo.org>
Date: Mon, 14 Oct 2019 14:31:05 -0700
Subject: [PATCH] snax.multirate_datasource.py: add queue after whitener to
avoid pipeline hanging after segment boundaries
---
gstlal-burst/python/snax/multirate_datasource.py | 6 ++++++
1 file changed, 6 insertions(+)
diff --git a/gstlal-burst/python/snax/multirate_datasource.py b/gstlal-burst/python/snax/multirate_datasource.py
index f5a7f86bbf..6978df0cb9 100644
--- a/gstlal-burst/python/snax/multirate_datasource.py
+++ b/gstlal-burst/python/snax/multirate_datasource.py
@@ -190,6 +190,12 @@ def mkwhitened_multirate_src(pipeline, src, rates, native_rate, instrument, psd
firelem.set_property("fir-matrix", numpy.array(kernel, ndmin = 2))
whiten.connect_after("notify::mean-psd", set_fir_psd, head, reference_psd.PSDFirKernel())
+ #
+ # extra queue to deal with gaps produced by segmentsrc
+ #
+
+ head = pipeparts.mkqueue(pipeline, head, max_size_buffers = 0, max_size_bytes = 0, max_size_time = Gst.SECOND * (psd_fft_length + 2))
+
#
# Drop initial data to let the PSD settle
#
--
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