Struct screenshots::Image

pub struct Image { /* private fields */ }

Implementations

impl Image

pub fn new(width: u32, height: u32, rgba: Vec<u8>) -> Self

pub fn from_bgra( bgra: Vec<u8>, width: u32, height: u32, bytes_per_row: usize ) -> Self

pub fn width(&self) -> u32

pub fn height(&self) -> u32

pub fn rgba(&self) -> &Vec<u8>

pub fn to_png( &self, compression: Option<Compression> ) -> Result<Vec<u8>, EncodingError>

Examples found in repository

examples/screenshots.rs (line 12)

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());
}

Trait Implementations

impl Into<Vec<u8, Global>> for Image

fn into(self) -> Vec<u8>

Converts this type into the (usually inferred) input type.