dumpexif/
dumpexif.rs

1//
2// Copyright (c) 2016 KAMADA Ken'ichi.
3// All rights reserved.
4//
5// Redistribution and use in source and binary forms, with or without
6// modification, are permitted provided that the following conditions
7// are met:
8// 1. Redistributions of source code must retain the above copyright
9//    notice, this list of conditions and the following disclaimer.
10// 2. Redistributions in binary form must reproduce the above copyright
11//    notice, this list of conditions and the following disclaimer in the
12//    documentation and/or other materials provided with the distribution.
13//
14// THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND
15// ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
16// IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
17// ARE DISCLAIMED.  IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE
18// FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
19// DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
20// OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
21// HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
22// LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
23// OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
24// SUCH DAMAGE.
25//
26
27extern crate exif;
28
29use std::env;
30use std::fs::File;
31use std::io::BufReader;
32use std::path::{Path, PathBuf};
33
34fn main() {
35    for path in env::args_os().skip(1).map(PathBuf::from) {
36        if let Err(e) = dump_file(&path) {
37            println!("{}: {}", path.display(), e);
38        }
39    }
40}
41
42fn dump_file(path: &Path) -> Result<(), exif::Error> {
43    let file = File::open(path)?;
44
45    // To parse strictly:
46    // let exif = exif::Reader::new()
47    //     .read_from_container(&mut BufReader::new(&file))?;
48
49    // To parse with continue-on-error mode:
50    let exif = exif::Reader::new()
51        .continue_on_error(true)
52        .read_from_container(&mut BufReader::new(&file))
53        .or_else(|e| e.distill_partial_result(|errors| {
54            eprintln!("{}: {} warning(s)", path.display(), errors.len());
55            errors.iter().for_each(|e| eprintln!("  {}", e));
56        }))?;
57
58    println!("{}", path.display());
59    for f in exif.fields() {
60        println!("  {}/{}: {}",
61                 f.ifd_num.index(), f.tag,
62                 f.display_value().with_unit(&exif));
63        println!("      {:?}", f.value);
64    }
65    Ok(())
66}
dumpexif/dumpexif.rs

dumpexif/
dumpexif.rs
