imageviewer bmp - drop special case for grey bitmap scaller

git-svn-id: svn://svn.rockbox.org/rockbox/trunk@28186 a1c6a512-1295-4272-9138-f99709370657

1 files changed, 1 insertions, 35 deletions

diff --git a/apps/plugins/imageviewer/bmp/bmp.c b/apps/plugins/imageviewer/bmp/bmp.c
index b96577dbed..e12cb831d6 100644
--- a/apps/plugins/imageviewer/bmp/bmp.c
+++ b/apps/plugins/imageviewer/bmp/bmp.c
@@ -27,10 +27,8 @@
 
 #include "../imageviewer.h"
 
-#ifdef HAVE_LCD_COLOR
+#if defined(HAVE_LCD_COLOR)
 #define resize_bitmap   smooth_resize_bitmap
-#elif defined(USEGSLIB)
-#define resize_bitmap   grey_resize_bitmap
 #else
 #define resize_bitmap   simple_resize_bitmap
 #endif
@@ -65,38 +63,6 @@ struct bitmap bmp;
 
 /************************* Implementation ***************************/
 
-#ifdef USEGSLIB
-/* copied & pasted from lib/pluginlib_bmp.c. */
-static void grey_resize_bitmap(struct bitmap *src, struct bitmap *dst)
-{
-    const int srcw = src->width;
-    const int srch = src->height;
-    const int dstw = dst->width;
-    const int dsth = dst->height;
-    unsigned char *srcd = src->data;
-    unsigned char *dstd = dst->data;
-
-    const long xrstep = ((srcw-1) << 8) / (dstw-1);
-    const long yrstep = ((srch-1) << 8) / (dsth-1);
-    unsigned char *src_row, *dst_row;
-    long xr, yr = 0;
-    int src_x, src_y, dst_x, dst_y;
-    for (dst_y=0; dst_y < dsth; dst_y++)
-    {
-        src_y = (yr >> 8);
-        src_row = &srcd[src_y * srcw];
-        dst_row = &dstd[dst_y * dstw];
-        for (xr=0,dst_x=0; dst_x < dstw; dst_x++)
-        {
-            src_x = (xr >> 8);
-            dst_row[dst_x] = src_row[src_x];
-            xr += xrstep;
-        }
-        yr += yrstep;
-    }
-}
-#endif /* USEGSLIB */
-
 bool img_ext(const char *ext)
 {
     if (!ext)