1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44

use png::Compression;
use screenshots::Screen;
use std::{fs, time::Instant};

fn main() {
  let start = Instant::now();
  let screens = Screen::all().unwrap();

  for screen in screens {
    println!("capturer {screen:?}");
    let mut image = screen.capture().unwrap();
    let mut buffer = image.to_png(None).unwrap();
    let mut compressed_buffer = image.to_png(Some(Compression::Best)).unwrap();
    fs::write(format!("target/{}.png", screen.display_info.id), buffer).unwrap();
    fs::write(
      format!("target/{}-compressed.png", screen.display_info.id),
      compressed_buffer,
    )
    .unwrap();

    image = screen.capture_area(300, 300, 300, 300).unwrap();
    buffer = image.to_png(None).unwrap();
    compressed_buffer = image.to_png(Some(Compression::Best)).unwrap();

    fs::write(format!("target/{}-2.png", screen.display_info.id), buffer).unwrap();

    fs::write(
      format!("target/{}-2-compressed.png", screen.display_info.id),
      compressed_buffer,
    )
    .unwrap();
  }

  let screen = Screen::from_point(100, 100).unwrap();
  println!("capturer {screen:?}");

  let image = screen.capture_area(300, 300, 300, 300).unwrap();
  let buffer = image.to_png(None).unwrap();
  let compressed_buffer = image.to_png(Some(Compression::Best)).unwrap();

  fs::write("target/capture_display_with_point.png", buffer).unwrap();
  fs::write("target/capture_display_with_point.png", compressed_buffer).unwrap();
  println!("运行耗时: {:?}", start.elapsed());
}