screenshot

• Go library to capture desktop screen.
• Multiple display supported.
• Supported GOOS: windows, darwin, linux, freebsd, openbsd, and netbsd.
• cgo free except for GOOS=darwin.

example

• sample program main.go

  ackage main
  
  mport (
  "github.com/kbinani/screenshot"
  "image/png"
  "os"
  "fmt"
  
  
  unc main() {
  n := screenshot.NumActiveDisplays()
  
  for i := 0; i < n; i++ {
  	bounds := screenshot.GetDisplayBounds(i)
  
  	img, err := screenshot.CaptureRect(bounds)
  	if err != nil {
  		panic(err)
  	}
  	fileName := fmt.Sprintf("%d_%dx%d.png", i, bounds.Dx(), bounds.Dy())
  	file, _ := os.Create(fileName)
  	defer file.Close()
  	png.Encode(file, img)
  
  	fmt.Printf("#%d : %v \"%s\"\n", i, bounds, fileName)
  }
  
  

• output example

   go run main.go
  0 : (0,0)-(1280,800) "0_1280x800.png"
  1 : (-293,-1440)-(2267,0) "1_2560x1440.png"
  2 : (-1373,-1812)-(-293,108) "2_1080x1920.png"
   ls -1
  _1280x800.png
  _2560x1440.png
  _1080x1920.png
  ain.go
  

coordinate

Y-axis is downward direction in this library. The origin of coordinate is upper-left corner of main display. This means coordinate system is similar to Windows OS

license

MIT Licence

author

kbinani