small patch from Nick Lamb that does "The Right Thing (TM)" for RGB tiff images

-Yosh

ChangeLog

+Mon Jan 11 18:11:32 PST 1999 Manish Singh <yosh@gimp.org>
+
+	* plug-ins/tiff/tiff.c: small patch from Nick Lamb that
+	does "The Right Thing (TM)" for RGB tiff images
+
 Mon Jan 11 17:30:06 PST 1999 Manish Singh <yosh@gimp.org>
 
 	* commands.[ch]

plug-ins/common/tiff.c

@@ -1053,6 +1053,7 @@ static gint save_image (char *filename, gint32 image, gint32 layer) {
   switch (drawable_type)
     {
     case RGB_IMAGE:
+      predictor = 2;
       samplesperpixel = 3;
       bitspersample = 8;
       photometric = PHOTOMETRIC_RGB;
@@ -1067,6 +1068,7 @@ static gint save_image (char *filename, gint32 image, gint32 layer) {
       alpha = 0;
       break;
     case RGBA_IMAGE:
+      predictor = 2;
       samplesperpixel = 4;
       bitspersample = 8;
       photometric = PHOTOMETRIC_RGB;

plug-ins/tiff/tiff.c

@@ -1053,6 +1053,7 @@ static gint save_image (char *filename, gint32 image, gint32 layer) {
   switch (drawable_type)
     {
     case RGB_IMAGE:
+      predictor = 2;
       samplesperpixel = 3;
       bitspersample = 8;
       photometric = PHOTOMETRIC_RGB;
@@ -1067,6 +1068,7 @@ static gint save_image (char *filename, gint32 image, gint32 layer) {
       alpha = 0;
       break;
     case RGBA_IMAGE:
+      predictor = 2;
       samplesperpixel = 4;
       bitspersample = 8;
       photometric = PHOTOMETRIC_RGB;