1 files changed, 33 insertions, 0 deletions
diff --git a/src/boxes/tfdt.rs b/src/boxes/tfdt.rs
new file mode 100644
index 0000000..9ea0747
--- /dev/null
+++ b/src/boxes/tfdt.rs
@@ -0,0 +1,33 @@
+use byteorder::{BigEndian, ByteOrder};
+use four_cc::FourCC;
+
+use bytes::{BufMut, BytesMut};
+
+use crate::{FullBoxHeader, Mp4Box, Mp4BoxError};
+
+use std::mem::size_of;
+
+pub struct TrackFragmentBaseMediaDecodeTimeBox {
+    pub base_media_decode_time: u64,
+}
+
+impl Mp4Box for TrackFragmentBaseMediaDecodeTimeBox {
+    const NAME: FourCC = FourCC(*b"tfdt");
+
+    fn get_full_box_header(&self) -> Option<FullBoxHeader> {
+        Some(FullBoxHeader::new(1, 0))
+    }
+
+    fn content_size(&self) -> u64 {
+        size_of::<u64>() as u64 // base_media_decode_time
+    }
+
+    fn write_box_contents(&self, writer: &mut BytesMut) -> Result<(), Mp4BoxError> {
+        let mut content = [0u8; 8];
+        BigEndian::write_u64(&mut content[..], self.base_media_decode_time);
+
+        writer.put_slice(&content);
+
+        Ok(())
+    }
+}