[grilo] doc: Improve GrlMediaImage documentation

[Victor Manuel Jaquez Leal <vjaquez src gnome org>]

commit fe42e96b2a51d1c628013a60ebd911d2ca0232c4
Author: Simón Pena <spenap gmail com>
Date:   Tue Sep 21 23:49:20 2010 +0200

    doc: Improve GrlMediaImage documentation

 src/data/grl-media-image.c |    9 +++++----
 src/data/grl-media-image.h |    6 ++++++
 2 files changed, 11 insertions(+), 4 deletions(-)
---
diff --git a/src/data/grl-media-image.c b/src/data/grl-media-image.c
index 7e36f13..2f94955 100644
--- a/src/data/grl-media-image.c
+++ b/src/data/grl-media-image.c
@@ -22,12 +22,13 @@
  *
  */
 
-/*
- * A multimedia data for image.
+/**
+ * SECTION:grl-media-image
+ * @short_description: A multimedia data for image
+ * @see_also: #GrlConfig, #GrlMediaBox, #GrlMediaAudio, #GrlMediaVideo
  *
  * This high level class represents an image multimedia item. It has methods to
- * set and get properties like framerate, width, height, and so on.
- *
+ * set and get the size, width and height properties
  */
 
 #include "grl-media-image.h"
diff --git a/src/data/grl-media-image.h b/src/data/grl-media-image.h
index 5e990f4..8828b1d 100644
--- a/src/data/grl-media-image.h
+++ b/src/data/grl-media-image.h
@@ -63,6 +63,12 @@ G_BEGIN_DECLS
 typedef struct _GrlMediaImage      GrlMediaImage;
 typedef struct _GrlMediaImageClass GrlMediaImageClass;
 
+/**
+ * GrlMediaImageClass:
+ * @parent_class: the parent class structure
+ *
+ * Grilo Media image Class
+ */
 struct _GrlMediaImageClass
 {
   GrlMediaClass parent_class;