elie/cbconvert
1
0
Fork 0
mirror of https://github.com/gen2brain/cbconvert synced 2025-10-14 02:28:51 +02:00
Code Issues Packages Projects Releases Wiki Activity

Add back 4bit BMP

Browse Source
This commit is contained in:
Milan Nikolic
2024-11-03 00:37:52 +01:00
parent 1f33bec28c
commit 749ff0b943
5 changed files with 36 additions and 9 deletions
Download Patch File Download Diff File Expand all files Collapse all files

28
cbconvert_image.go
View File

@@ -133,3 +133,31 @@ func isGrayScale(img image.Image) bool {
return false
}
var colors16 = []color.Color{
color.RGBA{0, 0, 0, 255},
color.RGBA{24, 24, 24, 255},
color.RGBA{40, 40, 40, 255},
color.RGBA{56, 56, 56, 255},
color.RGBA{71, 71, 71, 255},
color.RGBA{86, 86, 86, 255},
color.RGBA{100, 100, 100, 255},
color.RGBA{113, 113, 113, 255},
color.RGBA{126, 126, 126, 255},
color.RGBA{140, 140, 140, 255},
color.RGBA{155, 155, 155, 255},
color.RGBA{171, 171, 171, 255},
color.RGBA{189, 189, 189, 255},
color.RGBA{209, 209, 209, 255},
color.RGBA{231, 231, 231, 255},
color.RGBA{255, 255, 255, 255},
}
// imageToPaletted converts an image.Image to *image.Paletted using 16-color palette.
func imageToPaletted(src image.Image) *image.Paletted {
b := src.Bounds()
dst := image.NewPaletted(b, colors16)
draw.Draw(dst, dst.Bounds(), src, b.Min, draw.Src)
return dst
}