diff options
Diffstat (limited to 'src/main/print-color.c')
| -rw-r--r-- | src/main/print-color.c | 75 |
1 files changed, 74 insertions, 1 deletions
diff --git a/src/main/print-color.c b/src/main/print-color.c index b6ffabd..0c7e592 100644 --- a/src/main/print-color.c +++ b/src/main/print-color.c @@ -1,5 +1,5 @@ /* - * "$Id: print-color.c,v 1.135.8.2 2007/12/15 20:35:45 rlk Exp $" + * "$Id: print-color.c,v 1.139 2008/01/25 00:38:32 rlk Exp $" * * Gutenprint color management module - traditional Gutenprint algorithm. * @@ -416,6 +416,14 @@ static const float_param_t float_parameters[] = RAW_GAMMA_CHANNEL(29), RAW_GAMMA_CHANNEL(30), RAW_GAMMA_CHANNEL(31), + { + { + "LUTDumpFile", N_("LUT dump file"), N_("Advanced Output Control"), + N_("Dump file for LUT for external color adjustment"), + STP_PARAMETER_TYPE_FILE, STP_PARAMETER_CLASS_OUTPUT, + STP_PARAMETER_LEVEL_ADVANCED4, 0, 1, -1, 1, 0 + }, 0.0, 0.0, 0.0, CMASK_EVERY, 0, -1 + }, }; static const int float_parameter_count = @@ -1223,6 +1231,69 @@ setup_channel(stp_vars_t *v, int i, const channel_param_t *p) compute_one_lut(lut, i); } +static void +stpi_print_lut_curve(FILE *fp, const char *text, stp_cached_curve_t *c, + int reverse) +{ + if (stp_curve_cache_get_curve(c)) + { + fprintf(fp, "%s: '", text); + if (reverse) + { + stp_curve_t *rev = stp_curve_create_reverse(stp_curve_cache_get_curve(c)); + stp_curve_write(fp, rev); + stp_curve_destroy(rev); + } + else + stp_curve_write(fp, stp_curve_cache_get_curve(c)); + fprintf(fp, "'\n"); + } +} + +static void +stpi_do_dump_lut_to_file(stp_vars_t *v, FILE *fp) +{ + int i; + lut_t *lut = (lut_t *)(stp_get_component_data(v, "Color")); + const stp_curve_t *curve; + fprintf(fp, "Gutenprint LUT dump version 0\n\n"); + fprintf(fp, "Input color description: '%s'\n", lut->input_color_description->name); + fprintf(fp, "Output color description: '%s'\n", lut->output_color_description->name); + fprintf(fp, "Color correction type: '%s'\n", lut->color_correction->name); + fprintf(fp, "Ink limit: %f\n", stp_get_float_parameter(v, "InkLimit")); + stpi_print_lut_curve(fp, "Brightness correction", &(lut->brightness_correction), 0); + stpi_print_lut_curve(fp, "Contrast correction", &(lut->contrast_correction), 0); + stpi_print_lut_curve(fp, "User color correction", &(lut->user_color_correction), 0); + for (i = 0; i < STP_CHANNEL_LIMIT; i++) + { + char buf[64]; + sprintf(buf, "Channel %d curve", i); + stpi_print_lut_curve(fp, buf, &(lut->channel_curves[i]), + lut->invert_output && ! channel_is_synthesized(lut, i)); + } + curve = stp_channel_get_gcr_curve(v); + if (curve) + { + fprintf(fp, "GCR curve: '"); + stp_curve_write(fp, curve); + fprintf(fp, "'\n"); + } +} + +static void +stpi_dump_lut_to_file(stp_vars_t *v, const char *dump_file) +{ + FILE *fp; + if (!dump_file) + return; + fp = fopen(dump_file, "w"); + if (fp) + { + stp_dprintf(STP_DBG_LUT, v, "Dumping LUT to %s\n", dump_file); + stpi_do_dump_lut_to_file(v, fp); + (void) fclose(fp); + } +} static void stpi_compute_lut(stp_vars_t *v) @@ -1326,6 +1397,8 @@ stpi_compute_lut(stp_vars_t *v) lut->input_color_description->color_id == COLOR_ID_RGB || lut->input_color_description->color_id == COLOR_ID_CMY)) initialize_gcr_curve(v); + if (stp_check_file_parameter(v, "LUTDumpFile", STP_PARAMETER_ACTIVE)) + stpi_dump_lut_to_file(v, stp_get_file_parameter(v, "LUTDumpFile")); } static int |