package producer

import (
	"fmt"

	"gocv.io/x/gocv"
)

// https://medium.com/radix-ai-blog/banishing-the-jitters-stabilizing-satellite-imagery-with-opencvs-phase-correlation-3ba2dc6ac096

// tackle the brightness and contrast problem
// by performing phase correlation on detected
// edges instead of the raw image

func FindEdges(img gocv.Mat) gocv.Mat {
	img0 := gocv.IMRead("/Users/lan/workspace/sjy01/image-proc/data/052022/010/PAN/SJY01_PAN_20240520_115428_052022_103_010_L1A.tiff", gocv.IMReadUnchanged)
	fmt.Println(img0.Cols(), img0.Rows(), img0.Type().String())
	img0.ConvertTo(&img0, gocv.MatTypeCV8U)
	dst := gocv.NewMat()
	gocv.Canny(img0, &dst, 100, 200)
	return dst
}