[gdk-pixbuf] Add introspection annotations for gdk_pixbuf_save_to_callback().

[Laszlo Pandy <lpandy src gnome org>]

commit 56c7de18e344d36efa095f3ea24855d0d011b8c7
Author: Laszlo Pandy <lpandy src gnome org>
Date:   Tue Feb 22 23:04:17 2011 +0100

    Add introspection annotations for gdk_pixbuf_save_to_callback().

 gdk-pixbuf/gdk-pixbuf-core.h |    7 +++++++
 gdk-pixbuf/gdk-pixbuf-io.c   |    6 +++---
 2 files changed, 10 insertions(+), 3 deletions(-)
---
diff --git a/gdk-pixbuf/gdk-pixbuf-core.h b/gdk-pixbuf/gdk-pixbuf-core.h
index 35d3f97..13cec1e 100644
--- a/gdk-pixbuf/gdk-pixbuf-core.h
+++ b/gdk-pixbuf/gdk-pixbuf-core.h
@@ -182,6 +182,13 @@ gboolean gdk_pixbuf_savev          (GdkPixbuf  *pixbuf,
 
 /* Saving to a callback function */
 
+/**
+ * GdkPixbufSaveFunc:
+ * @buf:
+ * @count:
+ * @error: (out):
+ * @data: (closure):
+ **/
 typedef gboolean (*GdkPixbufSaveFunc)   (const gchar *buf,
 					 gsize count,
 					 GError **error,
diff --git a/gdk-pixbuf/gdk-pixbuf-io.c b/gdk-pixbuf/gdk-pixbuf-io.c
index d01575c..b6eb4ea 100644
--- a/gdk-pixbuf/gdk-pixbuf-io.c
+++ b/gdk-pixbuf/gdk-pixbuf-io.c
@@ -2309,10 +2309,10 @@ gdk_pixbuf_save_to_callback    (GdkPixbuf  *pixbuf,
  * @pixbuf: a #GdkPixbuf.
  * @save_func: (scope call): a function that is called to save each block of data that
  *   the save routine generates.
- * @user_data: user data to pass to the save function.
+ * @user_data: (closure save_func): user data to pass to the save function.
  * @type: name of file format.
- * @option_keys: name of options to set, %NULL-terminated
- * @option_values: values for named options
+ * @option_keys: (array zero-terminated=1) (element-type utf8): name of options to set, %NULL-terminated
+ * @option_values: (array zero-terminated=1) (element-type utf8): values for named options
  * @error: (allow-none): return location for error, or %NULL
  *
  * Saves pixbuf to a callback in format @type, which is currently "jpeg",