From 125ba6abb2e48d53412c503a01cf889235f0005c Mon Sep 17 00:00:00 2001
From: Jensenn <neil.jensen@pluto.tv>
Date: Sun, 10 Sep 2023 22:02:08 -0600
Subject: [PATCH] fix writing mvex box

---
 src/mp4box/moov.rs | 8 +++++++-
 src/mp4box/mvex.rs | 2 +-
 2 files changed, 8 insertions(+), 2 deletions(-)

diff --git a/src/mp4box/moov.rs b/src/mp4box/moov.rs
index ac19381..78ddcbc 100644
--- a/src/mp4box/moov.rs
+++ b/src/mp4box/moov.rs
@@ -35,6 +35,9 @@ impl MoovBox {
         if let Some(meta) = &self.meta {
             size += meta.box_size();
         }
+        if let Some(mvex) = &self.mvex {
+            size += mvex.box_size();
+        }
         if let Some(udta) = &self.udta {
             size += udta.box_size();
         }
@@ -137,6 +140,9 @@ impl<W: Write> WriteBox<&mut W> for MoovBox {
         if let Some(meta) = &self.meta {
             meta.write_box(writer)?;
         }
+        if let Some(mvex) = &self.mvex {
+            mvex.write_box(writer)?;
+        }
         if let Some(udta) = &self.udta {
             udta.write_box(writer)?;
         }
@@ -154,7 +160,7 @@ mod tests {
     fn test_moov() {
         let src_box = MoovBox {
             mvhd: MvhdBox::default(),
-            mvex: None, // XXX mvex is not written currently
+            mvex: Some(MvexBox::default()),
             traks: vec![],
             meta: Some(MetaBox::default()),
             udta: Some(UdtaBox::default()),
diff --git a/src/mp4box/mvex.rs b/src/mp4box/mvex.rs
index 8be683b..ec34f14 100644
--- a/src/mp4box/mvex.rs
+++ b/src/mp4box/mvex.rs
@@ -12,7 +12,7 @@ pub struct MvexBox {
 
 impl MvexBox {
     pub fn get_type(&self) -> BoxType {
-        BoxType::MdiaBox
+        BoxType::MvexBox
     }
 
     pub fn get_size(&self) -> u64 {