2011.12.22 17:34 "Re: [Tiff] Tiff Digest, Vol 91, Issue 5", by Richard Nolde
On 12/22/2011 10:00 AM, tiff-request@lists.maptools.org wrote: > 4. Re: Proposed patch for ppm2tiff (Bob Friesenhahn) Both tiffcp and tiffcrop support the same extended mode options for TIFFOpen using getopt parsing.
char mode[10];
char *mp = mode;
*mp++ = 'w';
*mp = '\0';
...
case 'a': mode[0] = 'a'; /* append to output */
break;
/* options for file open modes */
case 'B': *mp++ = 'b'; *mp = '\0';
break;
case 'L': *mp++ = 'l'; *mp = '\0';
break;
case 'M': *mp++ = 'm'; *mp = '\0';
break;
case 'C': *mp++ = 'c'; *mp = '\0';
break;
Once the mode options are set, the application does not do anything special as this seems to be handled entirely within the library.
Richard Nolde