<Convert Base64 to PNG-File and save on Ktor Backe...

# stackoverflow

[user]

Convert Base64 to PNG-File and save on Ktor Backende
I need to save an image from the Client App as PNG on the Backend.
Im sending the Image as Base64 with Post to the Backend.
I cant find a way to convert the Base64 String to an PNG File and dont know, how I could save them as File on the Server.
Thats the function I use to get the Data from the client. In val picture I get the Image as Base64.
fun savepicture(data: getpicture) =
transaction {
val userid= data.userid
val date = data.date
val time =...