X-Git-Url: https://cads.iiap.res.in/gitview/?p=fits2jpeg.git;a=blobdiff_plain;f=src%2Fimage.c;fp=src%2Fimage.c;h=819158bd06ba1d82b70b4098b6b66778e8b09230;hp=7f7a8e892b2bcf4dc245c69e45fc22710a9843d1;hb=HEAD;hpb=bac717c6c0665b5754079fdcf79a79c797e6b62e

diff --git a/src/image.c b/src/image.c
index 7f7a8e8..819158b 100644
--- a/src/image.c
+++ b/src/image.c
@@ -24,6 +24,9 @@
 /*Header Definitions*/
 #include "fits2jpeg.h"
 
+/*---------------------------------------------------------------------------*
+ * READ_FITS: To reads data from a fits image file.. (isn't that obvious?)
+ *---------------------------------------------------------------------------*/
 void read_fits(char * fits_file_name, long * xdim, long * ydim, float ** data)
 {
     fitsfile *fptr;
@@ -80,7 +83,7 @@ void scale_pixels(int scale, unsigned int npixels, float *data,
     scl_data = (datamax - datamin)/(float)JMAXVAL;
 
     /* we will end up with segfaults if scl_data = 0                        */
-    if (scl_data = 0) scl_data = 1;
+    if (scl_data == 0) scl_data = 1;
 
     for (i = 0; i < npixels; ++i)
         data[i] = (data[i] - datamin)/scl_data;