From f73a42f49db341e6f97647af5570cf2bd80c168a Mon Sep 17 00:00:00 2001
From: Alister Trabattoni <alister.trabattoni@gmail.com>
Date: Fri, 7 Jun 2024 10:00:39 +0200
Subject: [PATCH] Add BlockOverlap handling for febus format.

---
 xdas/io/febus.py | 5 ++++-
 1 file changed, 4 insertions(+), 1 deletion(-)

diff --git a/xdas/io/febus.py b/xdas/io/febus.py
index 99f6ba0..231e7ca 100644
--- a/xdas/io/febus.py
+++ b/xdas/io/febus.py
@@ -17,7 +17,10 @@ def read(fname):
         chunks = VirtualSource(zone[name])
         delta = [zone.attrs["Spacing"][1] / 1000.0, zone.attrs["Spacing"][0]]
     name = "".join(["_" + c.lower() if c.isupper() else c for c in name]).lstrip("_")
-    noverlap = chunks.shape[1] // 4
+    if "BlockOverlap" in zone.attrs:
+        noverlap = zone.attrs["BlockOverlap"][0]
+    else:
+        noverlap = chunks.shape[1] // 4
     chunks = chunks[:, noverlap:-noverlap, :]
     times = times + noverlap * delta[0]
     dt, dx = delta