Vendor rawler 0.7.2 unmodified

The crate as crates.io publishes it, minus .cargo-ok, its Cargo.lock and data/testdata (13 MB of sample files only its own tests read). Not yet routed through [patch.crates-io]; the next commit is the patch.
2026-09-27 17:33:19 -04:00
parent 0d9feb0556
commit 77a1925bac
940 changed files with 66954 additions and 0 deletions
@@ -0,0 +1,63 @@
+// SPDX-License-Identifier: MIT
+// Copyright 2020 Alfred Gutierrez
+// Copyright 2021 Daniel Vogelbacher <daniel@chaospixel.com>
+
+use super::{BoxHeader, FourCC, ReadBox, Result, read_box_header_ext};
+use byteorder::{BigEndian, ReadBytesExt};
+use serde::{Deserialize, Serialize};
+use std::io::{Read, Seek, SeekFrom};
+
+#[derive(Debug, Clone, PartialEq, Default, Serialize, Deserialize)]
+pub struct MdhdBox {
+  pub header: BoxHeader,
+  pub version: u8,
+  pub flags: u32,
+  pub creation_time: u64,
+  pub modification_time: u64,
+  pub timescale: u32,
+  pub duration: u64,
+  pub language: String,
+}
+
+impl MdhdBox {
+  pub const TYP: FourCC = FourCC::with(['m', 'd', 'h', 'd']);
+}
+
+impl<R: Read + Seek> ReadBox<&mut R> for MdhdBox {
+  fn read_box(reader: &mut R, header: BoxHeader) -> Result<Self> {
+    let (version, flags) = read_box_header_ext(reader)?;
+
+    let (creation_time, modification_time, timescale, duration) = if version == 1 {
+      (
+        reader.read_u64::<BigEndian>()?,
+        reader.read_u64::<BigEndian>()?,
+        reader.read_u32::<BigEndian>()?,
+        reader.read_u64::<BigEndian>()?,
+      )
+    } else {
+      assert_eq!(version, 0);
+      (
+        reader.read_u32::<BigEndian>()? as u64,
+        reader.read_u32::<BigEndian>()? as u64,
+        reader.read_u32::<BigEndian>()?,
+        reader.read_u32::<BigEndian>()? as u64,
+      )
+    };
+    let _language_code = reader.read_u16::<BigEndian>()?;
+    //let language = language_string(language_code); // TODO
+    let language = String::from("FIXME");
+
+    reader.seek(SeekFrom::Start(header.end_offset()))?;
+
+    Ok(Self {
+      header,
+      version,
+      flags,
+      creation_time,
+      modification_time,
+      timescale,
+      duration,
+      language,
+    })
+  }
+}