[ Version ( since = "2.24" ) ]
public async void save_to_stream_async (OutputStream stream, string type, Cancellable? cancellable = null, ...) throws Error
Saves `pixbuf` to an output stream asynchronously.
For more details see save_to_stream, which is the synchronous version of this function.
When the operation is finished, `callback` will be called in the main thread.
You can then call save_to_stream_async.end to get the result of the operation.
a `GOutputStream` to which to save the pixbuf
name of file format
optional `GCancellable` object, `NULL` to ignore
list of key-value save options
a `GAsyncReadyCallback` to call when the pixbuf is saved
the data to pass to the callback function