func (im *Image) property(key string) *string {
k := C.CString(key)
prop := C.GetImageAttribute(im.image, k)
C.free(unsafe.Pointer(k))
if prop != nil && prop.value != nil {
s := C.GoString(prop.value)
return &s
}
return nil
}
func (im *Image) properties() []string {
prop := C.GetImageAttribute(im.image, nil)
var props []string
for prop != nil {
if prop.key != nil {
s := C.GoString(prop.key)
props = append(props, s)
}
prop = (*C.ImageAttribute)(prop.next)
}
return props
}
