github.com/huandu/go@v0.0.0-20151114150818-04e615e41150/doc/progs/image_package6.go (about)

     1  // Copyright 2012 The Go Authors. All rights reserved.
     2  // Use of this source code is governed by a BSD-style
     3  // license that can be found in the LICENSE file.
     4  
     5  package main
     6  
     7  import (
     8  	"fmt"
     9  	"image"
    10  )
    11  
    12  func main() {
    13  	m0 := image.NewRGBA(image.Rect(0, 0, 8, 5))
    14  	m1 := m0.SubImage(image.Rect(1, 2, 5, 5)).(*image.RGBA)
    15  	fmt.Println(m0.Bounds().Dx(), m1.Bounds().Dx()) // prints 8, 4
    16  	fmt.Println(m0.Stride == m1.Stride)             // prints true
    17  }