Imports github.com/disintegration/imaging github.com/gohugoio/hugo/helpers github.com/gohugoio/hugo/source github.com/mitchellh/mapstructure github.com/spf13/afero golang.org/x/image/webp github.com/gohugoio/hugo/media Standard library imports errors fmt image image/color image/gif image/jpeg image/png io mime os path path/filepath strconv strings sync time