[eog] Support transpose/transverse as lossless JPEG transformations

[Felix Riemann <friemann src gnome org>]

commit 5bb5a0bbbd8a47215828f30d97474d63dc979be4
Author: Felix Riemann <friemann gnome org>
Date:   Sat Oct 16 22:50:50 2010 +0200

    Support transpose/transverse as lossless JPEG transformations
    
    Also implement a warning message if unsupported transformations
    are used to easier discover such cases in the future. Fixes bug 632290.

 src/eog-image-jpeg.c |    9 +++++++++
 1 files changed, 9 insertions(+), 0 deletions(-)
---
diff --git a/src/eog-image-jpeg.c b/src/eog-image-jpeg.c
index 441c300..f53ec7f 100644
--- a/src/eog-image-jpeg.c
+++ b/src/eog-image-jpeg.c
@@ -150,7 +150,16 @@ init_transform_info (EogImage *image, jpeg_transform_info *info)
 		case EOG_TRANSFORM_FLIP_VERTICAL:
 			trans_code = JXFORM_FLIP_V;
 			break;
+		case EOG_TRANSFORM_TRANSPOSE:
+			trans_code = JXFORM_TRANSPOSE;
+			break;
+		case EOG_TRANSFORM_TRANSVERSE:
+			trans_code = JXFORM_TRANSVERSE;
+			break;
 		default:
+			g_warning("EogTransformType not supported!");
+			/* Fallthrough intended here. */
+		case EOG_TRANSFORM_NONE:
 			trans_code = JXFORM_NONE;
 			break;
 		}