gentoo-overlay/media-gfx/gnome-scan/files/gnome-scan-0.7.2-babl-0.1.0-port.patch

From 72bdbb12db5ca5284767d3011b1144bf142758e0 Mon Sep 17 00:00:00 2001
From: Manuel Osdoba <manuel.osdoba@tu-ilmenau.de>
Date: Sun, 21 Mar 2010 11:00:22 +0000
Subject: Support Babl 0.1.0 as well

---
diff --git a/configure.ac b/configure.ac
index 9880a0d..3b6cb4f 100644
--- a/configure.ac
+++ b/configure.ac
@@ -63,6 +63,16 @@ PKG_CHECK_MODULES(GNOME_SCAN, [gmodule-2.0 gthread-2.0 gobject-2.0 > 2.14 gtk+-2
 AC_SUBST(GNOME_SCAN_CFLAGS)
 AC_SUBST(GNOME_SCAN_LIBS)
 
+AC_MSG_CHECKING([gegl version >= 0.1.0])
+if pkg-config --modversion "gegl >= 0.1.0" > /dev/null 2>&1; then
+    AC_DEFINE(ENABLE_GEGL_010, 1, [Defined to 1 if we use GEGL version 0.1.0 or above.])
+    AC_MSG_RESULT([yes])
+else
+    AC_DEFINE(ENABLE_GEGL_010, 0, [Defined to 0 if we do not use GEGL version 0.1.0 or above.])
+    AC_MSG_RESULT([no])
+fi
+
+
 MODULE_DIR=[${libdir}/${PACKAGE_NAME}-${API_VERSION}]
 AC_SUBST(MODULE_DIR)
 
diff --git a/modules/gsane/gsane-processor.c b/modules/gsane/gsane-processor.c
index cb3526c..c129d18 100644
--- a/modules/gsane/gsane-processor.c
+++ b/modules/gsane/gsane-processor.c
@@ -22,6 +22,7 @@
 #include "gsane-processor.h"
 #include <string.h>
 #include <math.h>
+#include <config.h>
 
 typedef void (*GSaneProcessorFunc) (GSaneProcessor *self, guchar *buf, guint buf_len);
 
@@ -118,7 +119,11 @@ gsane_processor_process_nbit(GSaneProcessor *self, guchar *buf, guint buf_len)
 				   operation */
 	guint src_pos;
 	guint offset;
+#if !ENABLE_GEGL_010	
 	guchar *src, *dest, *buf8 = g_new0(guchar, self->priv->pixels_in_buf * self->priv->format->format.bytes_per_pixel);
+#else
+	guchar *src, *dest, *buf8 = g_new0(guchar, self->priv->pixels_in_buf * babl_format_get_bytes_per_pixel(self->priv->format));
+#endif
 	guint samples_in_buf = self->priv->pixels_in_buf * self->priv->sample_count;
 	for (i = 0 ; i < samples_in_buf ; i++) {
 		/* compute the address of the first byte container sample value */
@@ -180,7 +185,11 @@ gsane_processor_process_three_pass_8bit(GSaneProcessor *self, guchar *buf, guint
 		/* pos of pixel i in buf */
 		src_pos = i * self->priv->bytes_per_pixel;
 		/* pos of pixel i in buf3 */
+#if !ENABLE_GEGL_010
 		dest_pos = i * self->priv->format->format.bytes_per_pixel + self->priv->sample_offset;
+#else
+		dest_pos = i * babl_format_get_bytes_per_pixel(self->priv->format) + self->priv->sample_offset;
+#endif
 		/* save */
 		memcpy(buf3+dest_pos, buf+src_pos, self->priv->bytes_per_pixel);
 	}
@@ -368,7 +377,11 @@ gsane_processor_prepare_image(GSaneProcessor *self, SANE_Parameters* params, gui
 	self->priv->format = gsane_processor_get_babl_format(self);
 	g_return_val_if_fail(self->priv->format, NULL);
 
+#if !ENABLE_GEGL_010
 	self->priv->sample_stride	= self->priv->format->format.bytes_per_pixel / MAX(self->priv->sample_count, self->priv->frame_count);
+#else
+	self->priv->sample_stride       = babl_format_get_bytes_per_pixel(self->priv->format) / MAX(self->priv->sample_count, self->priv->frame_count);
+#endif
 	self->priv->max_target_sample_value= (0xFFFFFFFF) >> (32 - self->priv->sample_stride * 8);
 
 	self->priv->buffer = gegl_buffer_new(&extent, self->priv->format);
--
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