1 files changed, 46 insertions, 0 deletions
diff --git a/src/boxes/moov.rs b/src/boxes/moov.rs
new file mode 100644
index 0000000..6140d59
--- /dev/null
+++ b/src/boxes/moov.rs
@@ -0,0 +1,46 @@
+use four_cc::FourCC;
+
+use bytes::BytesMut;
+
+use crate::Mp4Box;
+use crate::Mp4BoxError;
+
+use super::{MovieExtendsBox, MovieHeaderBox, TrackBox};
+
+pub struct MovieBox {
+    pub mvhd: MovieHeaderBox,
+    pub mvex: Option<MovieExtendsBox>,
+    pub tracks: Vec<TrackBox>,
+}
+
+impl Mp4Box for MovieBox {
+    const NAME: FourCC = FourCC(*b"moov");
+
+    fn content_size(&self) -> u64 {
+        let mut size = self.mvhd.size();
+
+        if let Some(mvex) = &self.mvex {
+            size += mvex.size();
+        }
+
+        for track in &self.tracks {
+            size += track.size();
+        }
+
+        size
+    }
+
+    fn write_box_contents(&self, writer: &mut BytesMut) -> Result<(), Mp4BoxError> {
+        self.mvhd.write(writer)?;
+
+        if let Some(mvex) = &self.mvex {
+            mvex.write(writer)?;
+        }
+
+        for track in &self.tracks {
+            track.write(writer)?;
+        }
+
+        Ok(())
+    }
+}