我有一个问题。如何将System.Photo.PeopleNames写入照片?
var propertyToSave = new List<KeyValuePair<string, object>>() {
new KeyValuePair<string, object>("System.Photo.PeopleNames","???")
};
await file.Properties.SavePropertiesAsync(propertyToSave);
如果我尝试,将抛出异常。该属性必须使用什么值?