43 lines
795 B
Go
43 lines
795 B
Go
// Copyright 2011 <chaishushan@gmail.com>. All rights reserved.
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// Use of this source code is governed by a BSD-style
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// license that can be found in the LICENSE file.
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package main
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import (
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"fmt"
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"os"
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"github.com/lazywei/go-opencv/opencv"
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)
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func main() {
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filename := "../images/lena.jpg"
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if len(os.Args) == 2 {
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filename = os.Args[1]
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}
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image := opencv.LoadImage(filename)
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if image == nil {
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panic("LoadImage fail")
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}
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defer image.Release()
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win := opencv.NewWindow("Go-OpenCV")
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defer win.Destroy()
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win.SetMouseCallback(func(event, x, y, flags int) {
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fmt.Printf("event = %d, x = %d, y = %d, flags = %d\n",
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event, x, y, flags,
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)
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})
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win.CreateTrackbar("Thresh", 1, 100, func(pos int) {
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fmt.Printf("pos = %d\n", pos)
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})
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win.ShowImage(image)
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opencv.WaitKey(0)
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}
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