add support for .mj2 video/mj2

gabriel-vasile · Aug 6, 2024 · 56bdf43 · 56bdf43
1 parent 71a146e
commit 56bdf43
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Showing 3 changed files with 6 additions and 2 deletions.
diff --git a/internal/magic/ftyp.go b/internal/magic/ftyp.go
@@ -45,6 +45,8 @@ var (
 	Heif = ftyp([]byte("mif1"), []byte("heim"), []byte("heis"), []byte("avic"))
 	// HeifSequence matches a High Efficiency Image File Format (HEIF) file sequence.
 	HeifSequence = ftyp([]byte("msf1"), []byte("hevm"), []byte("hevs"), []byte("avcs"))
+	// Mj2 matches a Motion JPEG 2000 file: https://en.wikipedia.org/wiki/Motion_JPEG_2000.
+	Mj2 = ftyp([]byte("mj2s"), []byte("mjp2"), []byte("MFSM"), []byte("MGSV"))
 	// TODO: add support for remaining video formats at ftyps.com.
 )
 

diff --git a/supported_mimes.md b/supported_mimes.md
@@ -1,4 +1,4 @@
-## 173 Supported MIME types
+## 174 Supported MIME types
 This file is automatically generated when running tests. Do not edit manually.
 
 Extension | MIME type | Aliases
@@ -87,6 +87,7 @@ Extension | MIME type | Aliases
 **.heic** | image/heic-sequence | -
 **.heif** | image/heif | -
 **.heif** | image/heif-sequence | -
+**.mj2** | video/mj2 | -
 **.webm** | video/webm | audio/webm
 **.avi** | video/x-msvideo | video/avi, video/msvideo
 **.flv** | video/x-flv | -

diff --git a/tree.go b/tree.go
@@ -160,7 +160,8 @@ var (
 	m3u = newMIME("application/vnd.apple.mpegurl", ".m3u", magic.M3u).
 		alias("audio/mpegurl")
 	m4v  = newMIME("video/x-m4v", ".m4v", magic.M4v)
-	mp4  = newMIME("video/mp4", ".mp4", magic.Mp4, avif, threeGP, threeG2, aMp4, mqv, m4a, m4v, heic, heicSeq, heif, heifSeq)
+	mj2  = newMIME("video/mj2", ".mj2", magic.Mj2)
+	mp4  = newMIME("video/mp4", ".mp4", magic.Mp4, avif, threeGP, threeG2, aMp4, mqv, m4a, m4v, heic, heicSeq, heif, heifSeq, mj2)
 	webM = newMIME("video/webm", ".webm", magic.WebM).
 		alias("audio/webm")
 	mpeg      = newMIME("video/mpeg", ".mpeg", magic.Mpeg)