From 321a94379f87427cb1adea4620009a6eb86b77a4 Mon Sep 17 00:00:00 2001
From: Phil Olynyk <phil@pholynyk.ca>
Date: Sun, 9 Jan 2022 13:49:53 -0500
Subject: [PATCH] Skip 20 secs of TiVol, RR, and MinVent; update release notes

---
 Htmldocs/release_notes.html                     | 1 +
 oscar/SleepLib/loader_plugins/resmed_loader.cpp | 5 +++++
 2 files changed, 6 insertions(+)

diff --git a/Htmldocs/release_notes.html b/Htmldocs/release_notes.html
index 4f460cf5..72858ca2 100644
--- a/Htmldocs/release_notes.html
+++ b/Htmldocs/release_notes.html
@@ -15,6 +15,7 @@
     <br>Portions of OSCAR are © 2019-2022 by
     <i>The OSCAR Team</i></p>
     <ul>
+      <li>[new] Skip first 20 seconds of TiVol, RR, and MinVent in ResMed loader.</li>
       <li>[new] Add ResMed 39423 Canadian Autoset to tested list.</li>
       <li>[fix] Fix pressure values for AutoForHer mode on AS1x.</li>
       <li>[fix] Fix missing oximetry and motion waveforms on Overview pages.</li>
diff --git a/oscar/SleepLib/loader_plugins/resmed_loader.cpp b/oscar/SleepLib/loader_plugins/resmed_loader.cpp
index d3ac9948..d064ce0f 100644
--- a/oscar/SleepLib/loader_plugins/resmed_loader.cpp
+++ b/oscar/SleepLib/loader_plugins/resmed_loader.cpp
@@ -3376,6 +3376,11 @@ void ResmedLoader::ToTimeDelta(Session *sess, ResMedEDFInfo &edf, EDFSignal &es,
         startpos = 5; // Shave the first 10 seconds of pressure data
         tt += rate * startpos;
     }
+// Likewise for the values that the machine computes for us, but 20 seconds
+    if ((code == CPAP_MinuteVent) || (code == CPAP_RespRate) || (code == CPAP_TidalVolume)) {
+        startpos = 10; // Shave the first 20 seconds of computed data
+        tt += rate * startpos;
+    }
 
     qint16 *sptr = es.dataArray;
     qint16 *eptr = sptr + samples;