From 1e4a5efc19a8a37277c28d9dab9453323f6ad735 Mon Sep 17 00:00:00 2001
From: Vladimir Malenovsky <vladimir.malenovsky@dolby.com>
Date: Wed, 6 May 2026 13:51:28 +0200
Subject: [PATCH] Update MASA MD headroom

---
 scripts/ivas_conformance/runConformance.py | 9 ++++++---
 1 file changed, 6 insertions(+), 3 deletions(-)

diff --git a/scripts/ivas_conformance/runConformance.py b/scripts/ivas_conformance/runConformance.py
index 87150fa9e..01f5a53bb 100644
--- a/scripts/ivas_conformance/runConformance.py
+++ b/scripts/ivas_conformance/runConformance.py
@@ -318,6 +318,9 @@ ReferenceMasaMDFiles = {
 
 PROGRAM_VERSION = "3.1"
 
+MLD_HEADROOM = 0.1
+MASAMD_HEADROOM = 0.004
+
 
 @dataclass
 class TestDescriptor:
@@ -1301,7 +1304,7 @@ class MLDConformance:
         return False
 
     def analyseTag(self, tag: str) -> bool:
-        corridor_threshold = 0.1
+        corridor_threshold = MLD_HEADROOM
         command_fail_count = 0
         be_count = 0
         non_be_count = 0
@@ -2053,7 +2056,7 @@ class MLDConformance:
                             mldRefWithTags,
                             mdlCutWithTags,
                             tag,
-                            threshold=0.1,
+                            threshold=MLD_HEADROOM,
                             metricKey="MLD",
                             metricLabel="MLD",
                         )
@@ -2143,7 +2146,7 @@ class MLDConformance:
                             masaMDRefWithTags,
                             masaMDCutWithTags,
                             tag,
-                            threshold=0.0,
+                            threshold=MASAMD_HEADROOM,
                             metricKey="MASA",
                             metricLabel="MASA",
                         )
-- 
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