Function

GdkPixbufPixbufget_file_info_async

Declaration [src]

void
gdk_pixbuf_get_file_info_async (
  const gchar* filename,
  GCancellable* cancellable,
  GAsyncReadyCallback callback,
  gpointer user_data
)

Description [src]

Asynchronously parses an image file far enough to determine its format and size.

For more details see gdk_pixbuf_get_file_info(), 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 gdk_pixbuf_get_file_info_finish() to get the result of the operation.

Available since:2.32

Parameters

filename const gchar*
 

The name of the file to identify.

 The data is owned by the caller of the function.
 The string is a file system path, using the OS encoding.
cancellable GCancellable*
 

Optional GCancellable object, NULL to ignore.

 The argument can be NULL.
 The data is owned by the caller of the function.
callback GAsyncReadyCallback
 

A GAsyncReadyCallback to call when the file info is available.

user_data gpointer
 

The data to pass to the callback function.