package bimg const QUALITY = 80 type Gravity int type Interpolator int var interpolations = map[Interpolator]string{ BICUBIC: "bicubic", BILINEAR: "bilinear", NOHALO: "nohalo", } func (i Interpolator) String() string { return interpolations[i] } type Options struct { Height int Width int Crop bool Enlarge bool Extend int Embed bool Interpolator Interpolator Gravity Gravity Quality int }