--- tga.c.old	2003-04-18 03:06:10.000000000 +0900
+++ tga.c	2003-04-18 03:13:34.000000000 +0900
@@ -743,7 +743,8 @@
 upsample (guchar *dest,
 	  guchar *src,
 	  guint   width,
-	  guint   bytes)
+	  guint   bytes,
+	  guint8  alphaBits)
 {
   gint x;
 
@@ -758,7 +759,14 @@
       dest[2] =  ((src[0] << 3) & 0xf8);
       dest[2] += (dest[2] >> 5);
 
-      dest += 3;
+      /* alphaBits takes 0 or 1. */
+      if(alphaBits == 1){
+	      dest[3] = (src[0] & 0x80)? 255: 0;
+	      dest += 4;
+      }
+      else{	/* alphaBits == 0 */
+	      dest += 3;
+      }
       src += bytes;
     }
 }
@@ -822,7 +830,7 @@
     {
       if (info->bpp == 16 || info->bpp == 15)
 	{
-	  upsample (row, buffer, info->width, info->bytes);
+	  upsample (row, buffer, info->width, info->bytes, info->alphaBits);
 	}
       else
 	{
@@ -898,7 +906,7 @@
           else if (info->colorMapSize == 24)
             bgr2rgb(gimp_cmap, tga_cmap, info->colorMapLength, cmap_bytes, 0);
           else if (info->colorMapSize == 16 || info->colorMapSize == 15)
-            upsample(gimp_cmap, tga_cmap, info->colorMapLength, cmap_bytes);
+            upsample(gimp_cmap, tga_cmap, info->colorMapLength, cmap_bytes, info->alphaBits);
 
         }
       else