mirror of https://github.com/liamg/aminal.git
27 lines
452 B
Go
27 lines
452 B
Go
package phash
|
|
|
|
import (
|
|
"image"
|
|
)
|
|
|
|
func getImageMatrix(img image.Image) [][]float64 {
|
|
xSize := img.Bounds().Max.X
|
|
ySize := img.Bounds().Max.Y
|
|
|
|
vals := make([][]float64, xSize)
|
|
|
|
for x := 0; x < xSize; x++ {
|
|
vals[x] = make([]float64, ySize)
|
|
for y := 0; y < ySize; y++ {
|
|
vals[x][y] = getXYValue(img, x, y)
|
|
}
|
|
}
|
|
|
|
return vals
|
|
}
|
|
|
|
func getXYValue(img image.Image, x int, y int) float64 {
|
|
_, _, b, _ := img.At(x, y).RGBA()
|
|
return float64(b)
|
|
}
|