[l2h] Image conversion

[Shigeharu TAKENO]

shige 02/16 2006
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In <32fc6cec0602152010p59aee0efo4c7483f6e0b02127 at mail.gmail.com>, 
Julius Smith <julius.smith at gmail.com> wrote:

| I am having this problem on Fedora FC4.  Removing '-floyd' had no
| effect in my case. I changed ppmquant to pnmquant and got the same
| failure.  Also, the behavior is intermittent:
| 
| > /usr/bin/ppmquant -floyd 256 </tmp/l2h16891/p17166.pnm | /usr/bin/pnmtopng -interlace >! img577.png
| pnmcolormap: making histogram...
| pnmcolormap: Scanning image 0
| pnmcolormap: 14 colors so far
| pnmcolormap: 14 colors found
| pnmcolormap: Image already has few enough colors (<=256).  Keeping same colors.
| pnmremap: 14 colors found in colormap
| pnmremap failed, rc=13
| Segmentation fault

This seems to be an error of pnmtopng (13 = SIGPIPE). Please 
check pnmtopng. My pnmtopng of netpbm-10.30 also does not run 
correctly, so I am now using it of netpbm-10.26 (on Solaris 9).

+========================================================+
 Shigeharu TAKENO     NIigata Institute of Technology
                       kashiwazaki,Niigata 945-1195 JAPAN
 shige at iee.niit.ac.jp   TEL(&FAX): +81-257-22-8161
+========================================================+