diff options
| -rw-r--r-- | .gitignore | 1 | ||||
| -rw-r--r-- | conv-colour.c | 127 |
2 files changed, 128 insertions, 0 deletions
@@ -9,6 +9,7 @@ *.so.* *.so *.a +*.out /__pycache__/ /test /libcolour.7 diff --git a/conv-colour.c b/conv-colour.c new file mode 100644 index 0000000..d1356db --- /dev/null +++ b/conv-colour.c @@ -0,0 +1,127 @@ +/* See LICENSE file for copyright and license details. */ +#include <stdio.h> +#include <stdlib.h> +#include <string.h> +#include <strings.h> + +#include "libcolour.h" + + +#define TYPE_COLOUR libcolour_colour_llf_t +#define TYPE_PRINTF ".10Lf" +#define TYPE_STRTOD strtold + + +const char *argv0; + + +static void +get_colour_space(char ***argvp, TYPE_COLOUR *cs) +{ +#define argv (*argvp) + + if (!strcasecmp(*argv, "srgb")) { + argv++; + cs->model = LIBCOLOUR_SRGB; + if (!*argv || !**argv) exit(2); + cs->srgb.with_transfer = !!strchr("yYtT", **argv); + argv++; + } else if (!strcasecmp(*argv, "xyy") || !strcasecmp(*argv, "ciexyy")) { + argv++; + cs->model = LIBCOLOUR_CIEXYY; + } else if (!strcasecmp(*argv, "xyz") || !strcasecmp(*argv, "ciexyz")) { + argv++; + cs->model = LIBCOLOUR_CIEXYZ; + } else if (!strcasecmp(*argv, "lab") || !strcasecmp(*argv, "cielab")) { + argv++; + cs->model = LIBCOLOUR_CIELAB; + } else if (!strcasecmp(*argv, "yiq")) { + argv++; + cs->model = LIBCOLOUR_YIQ; + } else if (!strcasecmp(*argv, "ydbdr")) { + argv++; + cs->model = LIBCOLOUR_YDBDR; + } else if (!strcasecmp(*argv, "yuv")) { + argv++; + cs->model = LIBCOLOUR_YUV; + } else if (!strcasecmp(*argv, "ypbpr")) { + argv++; + cs->model = LIBCOLOUR_YPBPR; + } else if (!strcasecmp(*argv, "ycgco")) { + argv++; + cs->model = LIBCOLOUR_YCGCO; + } else if (!strcasecmp(*argv, "cie1960ucs") || !strcasecmp(*argv, "cieucs") || !strcasecmp(*argv, "ucs")) { + argv++; + cs->model = LIBCOLOUR_CIE1960UCS; + } else if (!strcasecmp(*argv, "cieuvw") || !strcasecmp(*argv, "uvw")) { + argv++; + cs->model = LIBCOLOUR_CIEUVW; + if (!*argv) exit(2); + cs->cieuvw.u0 = TYPE_STRTOD(*argv++, NULL); + if (!*argv) exit(2); + cs->cieuvw.v0 = TYPE_STRTOD(*argv++, NULL); + } else if (!strcasecmp(*argv, "cieluv") || !strcasecmp(*argv, "luv")) { + argv++; + cs->model = LIBCOLOUR_CIELUV; + cs->cieluv.white.model = LIBCOLOUR_CIEXYZ; + if (!*argv) exit(2); + cs->cieluv.white.X = TYPE_STRTOD(*argv++, NULL); + if (!*argv) exit(2); + cs->cieluv.white.Y = TYPE_STRTOD(*argv++, NULL); + if (!*argv) exit(2); + cs->cieluv.white.Z = TYPE_STRTOD(*argv++, NULL); + } else if (!strcasecmp(*argv, "cielchuv") || !strcasecmp(*argv, "lchuv")) { + argv++; + cs->model = LIBCOLOUR_CIELCHUV; + cs->cielchuv.white.model = LIBCOLOUR_CIEXYZ; + if (!*argv) exit(2); + cs->cielchuv.white.X = TYPE_STRTOD(*argv++, NULL); + if (!*argv) exit(2); + cs->cielchuv.white.Y = TYPE_STRTOD(*argv++, NULL); + if (!*argv) exit(2); + cs->cielchuv.white.Z = TYPE_STRTOD(*argv++, NULL); + if (!*argv) exit(2); + cs->cielchuv.one_revolution = TYPE_STRTOD(*argv++, NULL); + } else if (!strcasecmp(*argv, "yes")) { + argv++; + cs->model = LIBCOLOUR_YES; + } + +#undef argv +} + + +int +main(int argc, char *argv[]) +{ + TYPE_COLOUR from, to; + + if (!*argv) return 2; + argv0 = *argv++; + + if (!*argv) return 2; + get_colour_space(&argv, &from); + + if (!*argv) return 2; + from.srgb.R = TYPE_STRTOD(*argv++, NULL); + if (!*argv) return 2; + from.srgb.G = TYPE_STRTOD(*argv++, NULL); + if (!*argv) return 2; + from.srgb.B = TYPE_STRTOD(*argv++, NULL); + + if (!*argv) return 2; + get_colour_space(&argv, &to); + + if (*argv) return 2; + + if (libcolour_convert(&from, &to)) return 1; + + printf("%"TYPE_PRINTF" %"TYPE_PRINTF" %"TYPE_PRINTF"\n", to.srgb.R, to.srgb.G, to.srgb.B); + + fflush(stdout); + if (ferror(stdout)) + return 2; + return 0; + + (void) argc; +} |