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go/doc/progs/image_package6.go

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// Copyright 2012 The Go Authors. All rights reserved.
// Use of this source code is governed by a BSD-style
// license that can be found in the LICENSE file.
package main
import (
"fmt"
"image"
)
func main() {
m0 := image.NewRGBA(image.Rect(0, 0, 8, 5))
m1 := m0.SubImage(image.Rect(1, 2, 5, 5)).(*image.RGBA)
fmt.Println(m0.Bounds().Dx(), m1.Bounds().Dx()) // prints 8, 4
fmt.Println(m0.Stride == m1.Stride) // prints true
}