diff options
Diffstat (limited to 'icat.go')
| -rw-r--r-- | icat.go | 9 |
1 files changed, 5 insertions, 4 deletions
@@ -2,6 +2,7 @@ package main import ( "fmt" + "golang.org/x/image/draw" "golang.org/x/term" "image" _ "image/jpeg" @@ -41,12 +42,12 @@ func printImg(filename string, cols, lines int) error { cols = img.Bounds().Dx() * lines * 5 / 2 / img.Bounds().Dy() } - // nearest-neighbor interpolation + dst := image.NewRGBA(image.Rect(0, 0, cols, lines)) + draw.ApproxBiLinear.Scale(dst, dst.Bounds(), img, img.Bounds(), draw.Over, nil) + for y := 0; y < lines; y++ { for x := 0; x < cols; x++ { - sx := x*img.Bounds().Dx()/cols + img.Bounds().Min.X - sy := y*img.Bounds().Dy()/lines + img.Bounds().Min.Y - r, g, b, _ := img.At(sx, sy).RGBA() + r, g, b, _ := dst.At(x, y).RGBA() fmt.Printf("\033[48;2;%d;%d;%dm ", r>>8, g>>8, b>>8) } fmt.Println("\033[49m") |