static void usage(void)
{
int ft, n_ft;
fprintf(stderr, "usage: %s [-g] [-s] [--] {\"\\\"fn.ext\\\"{,opt}\"} ...\n", progname);
fprintf(stderr, " -g don't guess bitmap format, try each type\n");
fprintf(stderr, " -s be silent about errors\n");
if (SupportsNumberOfPagesQuery())
{
fprintf(stderr, " -c show all contained bitmaps of multipage images\n");
fprintf(stderr, " (this option discards all user options except ext_bpp)\n");
}
fprintf(stderr, " fn.ext{,opt} input filenames (with any format specific options)\n");
gbm_init();
gbm_query_n_filetypes(&n_ft);
for ( ft = 0; ft < n_ft; ft++ )
{
GBMFT gbmft;
gbm_query_filetype(ft, &gbmft);
fprintf(stderr, " %s when ext in [%s]\n",
gbmft.short_name, gbmft.extensions);
}
gbm_deinit();
fprintf(stderr, " opt bitmap format specific option to pass to bitmap reader\n");
fprintf(stderr, "\n In case the filename contains a comma or spaces and options\n");
fprintf(stderr, " need to be added, the syntax \"\\\"fn.ext\\\"{,opt}\" must be used\n");
fprintf(stderr, " to clearly separate the filename from the options.\n");
exit(1);
}
static void show_noguess(const char *fn, const char *opt, int fd)
{
int ft, n_ft;
GBMFT gbmft;
printf("%5ldKb %s\n",
(gbm_io_lseek(fd, 0L, GBM_SEEK_END) + 1023) / 1024,
fn);
if ( gbm_guess_filetype(fn, &ft) == GBM_ERR_OK )
{
gbm_query_filetype(ft, &gbmft);
printf(" file extension suggests bitmap format may be %-10s\n",
gbmft.short_name);
}
gbm_query_n_filetypes(&n_ft);
for ( ft = 0; ft < n_ft; ft++ )
{
GBM gbm;
if ( gbm_read_header(fn, fd, ft, &gbm, opt) == GBM_ERR_OK )
{
gbm_query_filetype(ft, &gbmft);
printf(" reading header suggests bitmap format may be %-10s - %4dx%-4d %2dbpp\n",
gbmft.short_name, gbm.w, gbm.h, gbm.bpp);
}
}
}
/*...susage:0:*/
static void usage(void)
{
int ft, n_ft;
fprintf(stderr, "usage: %s [-m map] [-g gamma] [-s shelf] fn1.ext{,opt} [fn2.ext{,opt}]\n", progname);
fprintf(stderr, "flags: -m map mapping in the form ?_to_? (default: i_to_l), where ? is\n");
fprintf(stderr, " i physical intensitys (eg: raytracer output)\n");
fprintf(stderr, " p gamma corrected for a specific monitor\n");
fprintf(stderr, " l L* cyclometric linear perceived intensitys (as in PM)\n");
fprintf(stderr, " -g gamma set monitor gamma (default 2.1)\n");
fprintf(stderr, " -s shelf set monitor shelf (default 0.0)\n");
fprintf(stderr, " gamma and shelf only used for mapping to or from p\n");
fprintf(stderr, " for 8514 monitor gamma=2.3,shelf=0.136\n");
fprintf(stderr, " for 8515 monitor gamma=2.1,shelf=0.0\n");
fprintf(stderr, " fn1.ext{,opt} input filename (with any format specific options)\n");
fprintf(stderr, " fn2.ext{,opt} optional output filename (or will use fn1 if not present)\n");
fprintf(stderr, " ext's are used to deduce desired bitmap file formats\n");
gbm_init();
gbm_query_n_filetypes(&n_ft);
for ( ft = 0; ft < n_ft; ft++ )
{
GBMFT gbmft;
gbm_query_filetype(ft, &gbmft);
fprintf(stderr, " %s when ext in [%s]\n",
gbmft.short_name, gbmft.extensions);
}
gbm_deinit();
fprintf(stderr, " opt's bitmap format specific options\n");
exit(1);
}
/*...susage:0:*/
static void usage(void)
{
int ft, n_ft;
fprintf(stderr, "usage: %s [-x x] [-y y] [-w w] [-h h] [--]\n", progname);
fprintf(stderr, " \"fn1.ext\"{\\\",\\\"\"opt\"} [\"fn2.ext\"{\\\",\\\"\"opt\"}]\n");
fprintf(stderr, "flags: -x x left edge of rectangle (default 0)\n");
fprintf(stderr, " -y y bottom edge of rectangle (default 0)\n");
fprintf(stderr, " -w w width of rectangle (default width of image - x)\n");
fprintf(stderr, " -h h height of rectangle (default height of image - y)\n");
fprintf(stderr, " fn1.ext{,opt} input filename (with any format specific options)\n");
fprintf(stderr, " fn2.ext{,opt} optional output filename (or will use fn1 if not present)\n");
fprintf(stderr, " ext's are used to deduce desired bitmap file formats\n");
gbm_init();
gbm_query_n_filetypes(&n_ft);
for ( ft = 0; ft < n_ft; ft++ )
{
GBMFT gbmft;
gbm_query_filetype(ft, &gbmft);
fprintf(stderr, " %s when ext in [%s]\n",
gbmft.short_name, gbmft.extensions);
}
gbm_deinit();
fprintf(stderr, " opt's bitmap format specific options\n");
fprintf(stderr, "\n In case the filename contains a comma or spaces and options\n");
fprintf(stderr, " need to be added, syntax \"fn.ext\"{\\\",\\\"opt} or \"fn.ext\"{\\\",\\\"\"opt\"}\n");
fprintf(stderr, " must be used to clearly separate the filename from the options.\n");
exit(1);
}
static void usage(void)
{
int ft, n_ft;
fprintf(stderr, "usage:\n");
fprintf(stderr, "%s [-w w] [-h h] [-a] [-f f] \"fn1.ext\"{\\\",\\\"\"opt\"} [\"fn2.ext\"{\\\",\\\"\"opt\"}]\n", progname);
fprintf(stderr, "-w w new width of bitmap (default width of bitmap)\n");
fprintf(stderr, "-h h new height of bitmap (default height of bitmap)\n");
fprintf(stderr, "-a preserve aspect ratio\n");
fprintf(stderr, "-f f do quality scaling using one of the algorithms:\n");
fprintf(stderr, " * simple (default)\n");
fprintf(stderr, " * nearestneighbor,bilinear,bell,bspline,mitchell,lanczos\n");
fprintf(stderr, " * blackman,catmullrom,quadratic,gaussian,kaiser\n");
fprintf(stderr, " Note: Only grayscale and true color images.\n");
fprintf(stderr, "fn1.ext{,opt} input filename (with any format specific options)\n");
fprintf(stderr, "fn2.ext{,opt} optional output filename (or will use fn1 if not present)\n");
fprintf(stderr, " ext's are used to deduce desired bitmap file formats\n");
gbm_init();
gbm_query_n_filetypes(&n_ft);
for ( ft = 0; ft < n_ft; ft++ )
{
GBMFT gbmft;
gbm_query_filetype(ft, &gbmft);
fprintf(stderr, " %s when ext in [%s]\n",
gbmft.short_name, gbmft.extensions);
}
gbm_deinit();
fprintf(stderr, "opt's bitmap format specific options\n");
fprintf(stderr, "\nIn case the filename contains a comma or spaces and options\n");
fprintf(stderr, "need to be added, syntax \"fn.ext\"{\\\",\\\"opt} or \"fn.ext\"{\\\",\\\"\"opt\"}\n");
fprintf(stderr, "must be used to clearly separate the filename from the options.\n");
exit(1);
}
