- bump ome-metadata dependency

- make Reader::new error instead of panic if file cannot be read

Cargo.toml

@@ -1,6 +1,6 @@
 [package]
 name = "ndbioimage"
-version = "2026.1.0"
+version = "2026.1.1"
 edition = "2024"
 rust-version = "1.85.1"
 authors = ["Wim Pomp <w.pomp@nki.nl>"]
@@ -36,7 +36,7 @@ serde_json = { version = "1", optional = true }
 serde_with = "3"
 tiffwrite = { version = "2025.12.0", optional = true}
 thread_local = "1"
-ome-metadata = "0.3"
+ome-metadata = "0.3.2"
 lazy_static = "1"
 thiserror = "2"
 

src/reader.rs

@@ -269,15 +269,7 @@ impl Deref for Reader {
     type Target = ImageReader;
 
     fn deref(&self) -> &Self::Target {
-        self.image_reader.get_or(|| {
+        self.get_reader().unwrap()
-            let reader = ImageReader::new().unwrap();
-            let meta_data_tools = MetadataTools::new().unwrap();
-            let ome_meta = meta_data_tools.create_ome_xml_metadata().unwrap();
-            reader.set_metadata_store(ome_meta).unwrap();
-            reader.set_id(self.path.to_str().unwrap()).unwrap();
-            reader.set_series(self.series as i32).unwrap();
-            reader
-        })
     }
 }
 
@@ -322,6 +314,7 @@ impl Reader {
             pixel_type: PixelType::I8,
             little_endian: false,
         };
+        reader.set_reader()?;
         reader.size_x = reader.get_size_x()? as usize;
         reader.size_y = reader.get_size_y()? as usize;
         reader.size_c = reader.get_size_c()? as usize;
@@ -332,6 +325,22 @@ impl Reader {
         Ok(reader)
     }
 
+    fn get_reader(&self) -> Result<&ImageReader, Error> {
+        self.image_reader.get_or_try(|| {
+            let reader = ImageReader::new()?;
+            let meta_data_tools = MetadataTools::new()?;
+            let ome_meta = meta_data_tools.create_ome_xml_metadata()?;
+            reader.set_metadata_store(ome_meta)?;
+            reader.set_id(self.path.to_str().ok_or(Error::InvalidFileName)?)?;
+            reader.set_series(self.series as i32)?;
+            Ok(reader)
+        })
+    }
+
+    pub fn set_reader(&self) -> Result<(), Error> {
+        self.get_reader().map(|_| ())
+    }
+
     /// Get ome metadata as ome structure
     pub fn get_ome(&self) -> Result<Ome, Error> {
         let mut ome = self.ome_xml()?.parse::<Ome>()?;
@@ -473,6 +482,8 @@ impl Reader {
 
 impl Drop for Reader {
     fn drop(&mut self) {
-        let _ = self.close();
+        if let Ok(reader) = self.get_reader() {
+            reader.close().unwrap();
+        }
     }
 }