From f19e4e712fcaff169a3cbb1028a1bd9a031a7f8b Mon Sep 17 00:00:00 2001
From: Steven Vandevelde <steven@tokono.ma>
Date: Fri, 26 Jun 2026 16:40:46 +0200
Subject: [PATCH] fix: music-metadata mimetype issue

---
 src/components/metadata/common.js | 8 ++++++++
 1 file changed, 8 insertions(+)

diff --git a/src/components/metadata/common.js b/src/components/metadata/common.js
index ef0cd615..3dd8eb48 100644
--- a/src/components/metadata/common.js
+++ b/src/components/metadata/common.js
@@ -52,6 +52,14 @@ export async function musicMetadataTags({
 
     /** @type {any} */
     const tokenizer = await rangeTokenizer(httpClient);
+    // The range tokenizer's fileInfo comes from the HEAD response, which only
+    // has size/mimeType — no path. Without a path or a recognised MIME-type,
+    // music-metadata falls back to content-sniffing, which rejects some files
+    // (e.g. `audio/x-m4a`, or servers returning `application/octet-stream`).
+    // Provide the filename so it can pick a parser by extension instead.
+    if (filename) {
+      tokenizer.fileInfo = { ...tokenizer.fileInfo, path: filename };
+    }
     meta = await parseFromTokenizer(tokenizer, { skipCovers: !includeArtwork });
   } else if (stream) {
     meta = await parseWebStream(stream, { mimeType }, {
-- 
2.51.2