Bitmap/PPM conversion through a pipe: Difference between revisions

m
→‎{{header|C}}: need to specify _POSIX_C_SOURCE=2 in order to get this compiled with -std=c99
m (→‎{{header|C}}: need to specify _POSIX_C_SOURCE=2 in order to get this compiled with -std=c99)
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=={{header|C}}==
{{works with|POSIX|.1-2001}}
 
This one uses the ImageMagick <tt>convert</tt> tool.