From 078c871ec15fec7898ddb660938b78641f76c6da Mon Sep 17 00:00:00 2001
From: takaba_k <kiyofumi.takaba@psi.ch>
Date: Tue, 12 May 2026 21:44:12 +0200
Subject: [PATCH] jfjoch_process: Fix reading missing metadata

---
 tools/jfjoch_process.cpp | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/tools/jfjoch_process.cpp b/tools/jfjoch_process.cpp
index 639d386b..ef9d1861 100644
--- a/tools/jfjoch_process.cpp
+++ b/tools/jfjoch_process.cpp
@@ -473,7 +473,7 @@ int main(int argc, char **argv) {
             msg.image = img->image;
             msg.number = current_idx_offset;
             msg.original_number = image_idx;
-            msg.image_collection_efficiency = dataset->efficiency[image_idx];
+            if (dataset->efficiency.size() > image_idx) msg.image_collection_efficiency = dataset->efficiency[image_idx];
 
             total_uncompressed_bytes += msg.image.GetUncompressedSize();