chapters/
chapters.rs

1extern crate ffmpeg_rs;
2use std::env;
3
4fn main() {
5    ffmpeg_rs::init().unwrap();
6
7    match ffmpeg_rs::format::input(&env::args().nth(1).expect("missing input file name")) {
8        Ok(ictx) => {
9            println!("Nb chapters: {}", ictx.nb_chapters());
10
11            for chapter in ictx.chapters() {
12                println!("chapter id {}:", chapter.id());
13                println!("\ttime_base: {}", chapter.time_base());
14                println!("\tstart: {}", chapter.start());
15                println!("\tend: {}", chapter.end());
16
17                for (k, v) in chapter.metadata().iter() {
18                    println!("\t{}: {}", k, v);
19                }
20            }
21
22            let mut octx = ffmpeg_rs::format::output(&"test.mkv").expect("Couldn't open test file");
23
24            for chapter in ictx.chapters() {
25                let title = match chapter.metadata().get("title") {
26                    Some(title) => String::from(title),
27                    None => String::new(),
28                };
29
30                match octx.add_chapter(
31                    chapter.id(),
32                    chapter.time_base(),
33                    chapter.start(),
34                    chapter.end(),
35                    &title,
36                ) {
37                    Ok(chapter) => println!("Added chapter with id {} to output", chapter.id()),
38                    Err(error) => {
39                        println!("Error adding chapter with id: {} - {}", chapter.id(), error)
40                    }
41                }
42            }
43
44            println!("\nOuput: nb chapters: {}", octx.nb_chapters());
45            for chapter in octx.chapters() {
46                println!("chapter id {}:", chapter.id());
47                println!("\ttime_base: {}", chapter.time_base());
48                println!("\tstart: {}", chapter.start());
49                println!("\tend: {}", chapter.end());
50                for (k, v) in chapter.metadata().iter() {
51                    println!("\t{}: {}", k, v);
52                }
53            }
54        }
55
56        Err(error) => println!("error: {}", error),
57    }
58}