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authorgiraffedata <giraffedata@9d0c8265-081b-0410-96cb-a4ca84ce46f8>2019-01-20 19:23:11 +0000
committergiraffedata <giraffedata@9d0c8265-081b-0410-96cb-a4ca84ce46f8>2019-01-20 19:23:11 +0000
commit4b8daa32342e426270aca945853934e8e25f0af1 (patch)
tree5a9f25739cc003e45a7a5ef8dfbd47c7f8c63c92 /lib/libpamcolor.c
parent6d06b8e0c26536edaedf04ae56849667b85c1325 (diff)
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Fix handling of floating point imprecision in unnormalizing samples
git-svn-id: http://svn.code.sf.net/p/netpbm/code/trunk@3514 9d0c8265-081b-0410-96cb-a4ca84ce46f8
Diffstat (limited to 'lib/libpamcolor.c')
-rw-r--r--lib/libpamcolor.c4
1 files changed, 1 insertions, 3 deletions
diff --git a/lib/libpamcolor.c b/lib/libpamcolor.c
index f9add1a1..e1a24c66 100644
--- a/lib/libpamcolor.c
+++ b/lib/libpamcolor.c
@@ -366,9 +366,7 @@ pnm_parsecolor2(const char * const colorname,
 
     color = pnm_parsecolorn(colorname);
 
-    retval[PAM_RED_PLANE] = ROUNDU(color[PAM_RED_PLANE] * maxval);
-    retval[PAM_GRN_PLANE] = ROUNDU(color[PAM_GRN_PLANE] * maxval);
-    retval[PAM_BLU_PLANE] = ROUNDU(color[PAM_BLU_PLANE] * maxval);
+    pnm_unnormalizetuple(&pam, color, retval);
 
     if (!closeOk) {
         warnIfNotExact(colorname, retval, color, maxval, PAM_RED_PLANE);