[aravis] Add arv_camera_get_available_pixel_formats_as_strings.

[Emmanuel Pacaud <emmanuel src gnome org>]

commit 59a372b69c8adc7215f2b91c73b3b54855d992a4
Author: Jure Varlec <jure varlec ad-vega si>
Date:   Sun Jul 1 18:55:35 2012 +0200

    Add arv_camera_get_available_pixel_formats_as_strings.

 src/arvcamera.c |   18 ++++++++++++++++++
 src/arvcamera.h |   11 ++++++-----
 2 files changed, 24 insertions(+), 5 deletions(-)
---
diff --git a/src/arvcamera.c b/src/arvcamera.c
index cecb927..aae85b9 100644
--- a/src/arvcamera.c
+++ b/src/arvcamera.c
@@ -391,6 +391,24 @@ arv_camera_get_available_pixel_formats (ArvCamera *camera, guint *n_pixel_format
 	return arv_device_get_enumeration_feature_available_values (camera->priv->device, "PixelFormat", n_pixel_formats);
 }
 
+/**
+ * arv_camera_get_available_pixel_formats_as_strings:
+ * @camera: a #ArvCamera
+ * @n_pixel_formats: (out): number of different pixel formats
+ *
+ * Retrieves the list of all available pixel formats as strings.
+ *
+ * Returns: (array length=n_pixel_formats) (transfer full): a newly allocated array of strings.
+ */
+
+const char **
+arv_camera_get_available_pixel_formats_as_strings (ArvCamera *camera, guint *n_pixel_formats)
+{
+	g_return_val_if_fail (ARV_IS_CAMERA (camera), NULL);
+
+	return arv_device_get_enumeration_feature_available_strings (camera->priv->device, "PixelFormat", n_pixel_formats);
+}
+
 /* Acquisition control */
 
 /**
diff --git a/src/arvcamera.h b/src/arvcamera.h
index 7e0b9e8..20afebb 100644
--- a/src/arvcamera.h
+++ b/src/arvcamera.h
@@ -71,11 +71,12 @@ void		arv_camera_get_height_bounds	(ArvCamera *camera, gint *min, gint *max);
 void		arv_camera_set_binning		(ArvCamera *camera, gint dx, gint dy);
 void		arv_camera_get_binning		(ArvCamera *camera, gint *dx, gint *dy);
 
-void 		arv_camera_set_pixel_format 		(ArvCamera *camera, ArvPixelFormat format);
-void            arv_camera_set_pixel_format_from_string (ArvCamera *camera, const char * format);
-ArvPixelFormat 	arv_camera_get_pixel_format 		(ArvCamera *camera);
-const char * 	arv_camera_get_pixel_format_as_string 	(ArvCamera *camera);
-gint64 *	arv_camera_get_available_pixel_formats 	(ArvCamera *camera, guint *n_pixel_formats);
+void 		arv_camera_set_pixel_format 				(ArvCamera *camera, ArvPixelFormat format);
+void		arv_camera_set_pixel_format_from_string 		(ArvCamera *camera, const char * format);
+ArvPixelFormat	arv_camera_get_pixel_format 				(ArvCamera *camera);
+const char * 	arv_camera_get_pixel_format_as_string			(ArvCamera *camera);
+gint64 *	arv_camera_get_available_pixel_formats			(ArvCamera *camera, guint *n_pixel_formats);
+const char **	arv_camera_get_available_pixel_formats_as_strings	(ArvCamera *camera, guint *n_pixel_formats);
 
 /* Acquisition control */