Revision: 56254
          http://sourceforge.net/p/brlcad/code/56254
Author:   mohitdaga
Date:     2013-07-27 10:20:41 +0000 (Sat, 27 Jul 2013)
Log Message:
-----------
Make data2uchar a hidden function. Also added comments for this function.

Modified Paths:
--------------
    brlcad/trunk/src/libicv/fileformat.c

Modified: brlcad/trunk/src/libicv/fileformat.c
===================================================================
--- brlcad/trunk/src/libicv/fileformat.c        2013-07-27 08:14:16 UTC (rev 
56253)
+++ brlcad/trunk/src/libicv/fileformat.c        2013-07-27 10:20:41 UTC (rev 
56254)
@@ -144,8 +144,17 @@
 
     return double_data;
 }
+/**
+ * Converts double data of icv_image to unsigned char data.
+ * This function also does gamma correction using the gamma_corr 
+ * parameter of the image structure.
+ *
+ * This is mainly used for saving pix, bw and ppm type images.
+ * Gamma correction prevents bad color aliasing.
+ * 
+ */
 
-unsigned char*
+HIDDEN unsigned char*
 data2uchar(const icv_image_t* bif)
 {
     long int size;

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