[gthumb] save the application name in the Exif.Image.ProcessingSoftware tag

[Paolo Bacchilega <paobac src gnome org>]

commit 8dba4f53194ee662f4d1538e9584fd3e01565d3b
Author: Paolo Bacchilega <paobac src gnome org>
Date:   Mon Jan 2 11:42:26 2012 +0100

    save the application name in the Exif.Image.ProcessingSoftware tag
    
    the Exif.Image.Software contains the name and version of the firmware of
    the camera as described here: http://www.exiv2.org/tags.html

 extensions/exiv2_tools/exiv2-utils.cpp |    2 +-
 1 files changed, 1 insertions(+), 1 deletions(-)
---
diff --git a/extensions/exiv2_tools/exiv2-utils.cpp b/extensions/exiv2_tools/exiv2-utils.cpp
index 41bd305..3a76a53 100644
--- a/extensions/exiv2_tools/exiv2-utils.cpp
+++ b/extensions/exiv2_tools/exiv2-utils.cpp
@@ -959,7 +959,7 @@ exiv2_write_metadata_private (Exiv2::Image::AutoPtr  image,
 	if (g_file_info_get_attribute_boolean (info, "gth::file::image-changed")) {
 		if (software_name == NULL)
 			software_name = g_strconcat (g_get_application_name (), " ", VERSION, NULL);
-		ed["Exif.Image.Software"] = software_name;
+		ed["Exif.Image.ProcessingSoftware"] = software_name;
 	}
 
 	// Update the dimension tags with actual image values