From 48a57a52d85d387efe122fb4d9fb113f577a0a98 Mon Sep 17 00:00:00 2001
From: metamuffin <metamuffin@disroot.org>
Date: Sun, 13 Apr 2025 18:19:03 +0200
Subject: arc mkmeta

---
 remuxer/src/metadata.rs | 27 +++++++++++++++++----------
 1 file changed, 17 insertions(+), 10 deletions(-)

(limited to 'remuxer')

diff --git a/remuxer/src/metadata.rs b/remuxer/src/metadata.rs
index 4ddad20..c8a5f8f 100644
--- a/remuxer/src/metadata.rs
+++ b/remuxer/src/metadata.rs
@@ -32,14 +32,21 @@ pub struct MatroskaMetadata {
     pub tags: Option<Tags>,
     pub infojson: Option<Vec<u8>>,
 }
-pub fn matroska_metadata(path: &Path) -> Result<Arc<Option<MatroskaMetadata>>> {
-    cache_memory(&["mkmeta-v2", path.to_string_lossy().as_ref()], || {
-        let mut magic = [0; 4];
-        File::open(path)?.read_exact(&mut magic).ok();
-        if !matches!(magic, [0x1A, 0x45, 0xDF, 0xA3]) {
-            return Ok(None);
-        }
-
+pub fn checked_matroska_metadata(path: &Path) -> Result<Arc<Option<MatroskaMetadata>>> {
+    cache_memory(
+        &["mkmeta-check-v1", path.to_string_lossy().as_ref()],
+        || {
+            let mut magic = [0; 4];
+            File::open(path)?.read_exact(&mut magic).ok();
+            if !matches!(magic, [0x1A, 0x45, 0xDF, 0xA3]) {
+                return Ok(None);
+            }
+            Ok(Some((*matroska_metadata(path)?).clone()))
+        },
+    )
+}
+pub fn matroska_metadata(path: &Path) -> Result<Arc<MatroskaMetadata>> {
+    cache_memory(&["mkmeta-v3", path.to_string_lossy().as_ref()], || {
         info!("reading {path:?}");
         let mut file = BufReader::new(File::open(path)?);
         let mut file = file.by_ref().take(u64::MAX);
@@ -104,13 +111,13 @@ pub fn matroska_metadata(path: &Path) -> Result<Arc<Option<MatroskaMetadata>>> {
                 }
             }
         }
-        Ok(Some(MatroskaMetadata {
+        Ok(MatroskaMetadata {
             chapters,
             cover,
             info,
             infojson,
             tags,
             tracks,
-        }))
+        })
     })
 }
-- 
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