From f97fb957dc243563da070a3b7bd70be8ef714f0b Mon Sep 17 00:00:00 2001
From: Alix von Schirp <github@avonschirp.bootmedia.de>
Date: Sun, 22 Feb 2026 18:23:29 +0100
Subject: [PATCH] fix?: undefined tags

Signed-off-by: Alix von Schirp <github@avonschirp.bootmedia.de>
---
 ffprobe-wasm-app |  2 +-
 src/worker.mts   | 15 +++++++++------
 2 files changed, 10 insertions(+), 7 deletions(-)

diff --git a/ffprobe-wasm-app b/ffprobe-wasm-app
index 54b90ac..62ae9d0 160000
--- a/ffprobe-wasm-app
+++ b/ffprobe-wasm-app
@@ -1 +1 @@
-Subproject commit 54b90ac7f51b5c3ef4e6f8316f58b42beb52535d
+Subproject commit 62ae9d08f01c948ea771d10509bcef7d305f6aa9
diff --git a/src/worker.mts b/src/worker.mts
index 6d4715e..00504b5 100644
--- a/src/worker.mts
+++ b/src/worker.mts
@@ -92,7 +92,7 @@ export function createListener(
   function serializeStreams(streams: Vector<Raw<Stream>>) {
     return vectorToArray(streams).map((stream) => ({
       ...stream,
-      tags: dictionaryVectorToRecord(stream.tags),
+      tags: (stream && stream.tags) ? dictionaryVectorToRecord(stream.tags) : {},
     }));
   }
 
@@ -109,16 +109,19 @@ export function createListener(
 
       const rawInfo = get_file_info(`/work/${fileName}`);
 
+      // Safety check on rawInfo itself
+      if (!rawInfo) throw new Error("FFprobe failed to return file info");
+
       return {
         streams: serializeStreams(rawInfo.streams),
-        chapters: vectorToArray(rawInfo.chapters).map((chapter) => ({
+        chapters: rawInfo.chapters ? vectorToArray(rawInfo.chapters).map((chapter) => ({
           ...chapter,
-          tags: dictionaryVectorToRecord(chapter.tags),
-        })),
+          tags: chapter.tags ? dictionaryVectorToRecord(chapter.tags) : {},
+        })) : [],
         format: {
           ...rawInfo.format,
-          tags: dictionaryVectorToRecord(rawInfo.format.tags),
-        },
+          tags: (rawInfo.format && rawInfo.format.tags) ? dictionaryVectorToRecord(rawInfo.format.tags) : {},
+        }
       };
     } finally {
       // Cleanup mount.