50 lines
981 B
Go
50 lines
981 B
Go
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package main
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import (
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"fmt"
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"image"
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"image/draw"
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"image/jpeg"
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"os"
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)
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func main() {
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imgFile1, err := os.Open("img1.jpg")
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if err != nil {
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fmt.Println(err)
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}
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imgFile2, err := os.Open("img2.jpg")
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if err != nil {
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fmt.Println(err)
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}
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img1, _, err := image.Decode(imgFile1)
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if err != nil {
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fmt.Println(err)
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}
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img2, _, err := image.Decode(imgFile2)
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if err != nil {
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fmt.Println(err)
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}
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//starting position of the second image (bottom left)
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sp2 := image.Point{img1.Bounds().Dx(), 0}
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//new rectangle for the second image
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r2 := image.Rectangle{sp2, sp2.Add(img2.Bounds().Size())}
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//rectangle for the big image
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r := image.Rectangle{image.Point{0, 0}, r2.Max}
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rgba := image.NewRGBA(r)
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draw.Draw(rgba, img1.Bounds(), img1, image.Point{0, 0}, draw.Src)
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draw.Draw(rgba, r2, img2, image.Point{0, 0}, draw.Src)
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out, err := os.Create("./output.jpg")
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if err != nil {
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fmt.Println(err)
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}
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var opt jpeg.Options
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opt.Quality = 80
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jpeg.Encode(out, rgba, &opt)
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}
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