76 lines
1.7 KiB
Markdown
76 lines
1.7 KiB
Markdown
screenshot
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==========
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[](https://godoc.org/github.com/kbinani/screenshot)
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[](https://github.com/kbinani/screenshot/blob/master/LICENSE)
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[](https://goreportcard.com/report/github.com/kbinani/screenshot)
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* Go library to capture desktop screen.
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* Multiple display supported.
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* Supported GOOS: windows, darwin, linux, freebsd, openbsd, and netbsd.
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* `cgo` free except for GOOS=darwin.
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example
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=======
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* sample program `main.go`
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```go
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package main
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import (
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"github.com/kbinani/screenshot"
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"image/png"
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"os"
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"fmt"
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)
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func main() {
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n := screenshot.NumActiveDisplays()
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for i := 0; i < n; i++ {
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bounds := screenshot.GetDisplayBounds(i)
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img, err := screenshot.CaptureRect(bounds)
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if err != nil {
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panic(err)
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}
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fileName := fmt.Sprintf("%d_%dx%d.png", i, bounds.Dx(), bounds.Dy())
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file, _ := os.Create(fileName)
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defer file.Close()
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png.Encode(file, img)
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fmt.Printf("#%d : %v \"%s\"\n", i, bounds, fileName)
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}
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}
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```
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* output example
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```bash
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$ go run main.go
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#0 : (0,0)-(1280,800) "0_1280x800.png"
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#1 : (-293,-1440)-(2267,0) "1_2560x1440.png"
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#2 : (-1373,-1812)-(-293,108) "2_1080x1920.png"
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$ ls -1
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0_1280x800.png
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1_2560x1440.png
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2_1080x1920.png
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main.go
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```
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coordinate
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=================
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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
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license
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=======
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MIT Licence
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author
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======
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kbinani
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