From b3d35c8c1a83da5216805ec83587270f1eec958e Mon Sep 17 00:00:00 2001
From: thed0ct0r <alianyn@gmail.com>
Date: Mon, 28 Apr 2025 23:08:39 +0300
Subject: [PATCH] Update audio.rs

Added: ID3V1 support

For some reason only 0xFF 0xFB was supported, while https://en.wikipedia.org/wiki/List_of_file_signatures also lists 0xFF 0xF2 and 0xFF 0xF3
---
 src/matchers/audio.rs | 5 ++++-
 1 file changed, 4 insertions(+), 1 deletion(-)

diff --git a/src/matchers/audio.rs b/src/matchers/audio.rs
index 73cfed4..c12b873 100644
--- a/src/matchers/audio.rs
+++ b/src/matchers/audio.rs
@@ -8,7 +8,10 @@ pub fn is_mp3(buf: &[u8]) -> bool {
     buf.len() > 2
         && ((buf[0] == 0x49 && buf[1] == 0x44 && buf[2] == 0x33) // ID3v2
 			// Final bit (has crc32) may be or may not be set.
-			|| (buf[0] == 0xFF && buf[1] == 0xFB))
+	    		// ID3V1 Support
+			|| (buf[0] == 0xFF && buf[1] == 0xFB)
+	   		|| (buf[0] == 0xFF && buf[1] == 0xF3)
+	   		|| (buf[0] == 0xFF && buf[1] == 0xF2))
 }
 
 /// Returns whether a buffer is M4A data.