+static GdkPixbuf* reorient_with_exif( producer_pixbuf self, int image_idx, GdkPixbuf *pixbuf )
+{
+#ifdef USE_EXIF
+ mlt_properties producer_props = MLT_PRODUCER_PROPERTIES( &self->parent );
+ ExifData *d = exif_data_new_from_file( mlt_properties_get_value( self->filenames, image_idx ) );
+ ExifEntry *entry;
+ int exif_orientation = 0;
+
+ /* get orientation and rotate image accordingly if necessary */
+ if (d)
+ {
+ if ( ( entry = exif_content_get_entry ( d->ifd[EXIF_IFD_0], EXIF_TAG_ORIENTATION ) ) )
+ exif_orientation = exif_get_short (entry->data, exif_data_get_byte_order (d));
+
+ /* Free the EXIF data */
+ exif_data_unref(d);
+ }
+
+ // Remember EXIF value, might be useful for someone
+ mlt_properties_set_int( producer_props, "_exif_orientation" , exif_orientation );
+
+ if ( exif_orientation > 1 )
+ {
+ GdkPixbuf *processed = NULL;
+ GdkPixbufRotation matrix = GDK_PIXBUF_ROTATE_NONE;
+
+ // Rotate image according to exif data
+ switch ( exif_orientation ) {
+ case 2:
+ processed = gdk_pixbuf_flip ( pixbuf, TRUE );
+ break;
+ case 3:
+ matrix = GDK_PIXBUF_ROTATE_UPSIDEDOWN;
+ processed = pixbuf;
+ break;
+ case 4:
+ processed = gdk_pixbuf_flip ( pixbuf, FALSE );
+ break;
+ case 5:
+ matrix = GDK_PIXBUF_ROTATE_COUNTERCLOCKWISE;
+ processed = gdk_pixbuf_flip ( pixbuf, TRUE );
+ break;
+ case 6:
+ matrix = GDK_PIXBUF_ROTATE_CLOCKWISE;
+ processed = pixbuf;
+ break;
+ case 7:
+ matrix = GDK_PIXBUF_ROTATE_CLOCKWISE;
+ processed = gdk_pixbuf_flip ( pixbuf, TRUE );
+ break;
+ case 8:
+ matrix = GDK_PIXBUF_ROTATE_COUNTERCLOCKWISE;
+ processed = pixbuf;
+ break;
+ }
+ if ( processed )
+ {
+ pixbuf = gdk_pixbuf_rotate_simple( processed, matrix );
+ g_object_unref( processed );
+ }
+ }
+#endif
+ return pixbuf;
+}
+