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author | Mattias Andrée <maandree@kth.se> | 2017-06-06 13:55:17 +0200 |
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committer | Mattias Andrée <maandree@kth.se> | 2017-06-06 13:59:36 +0200 |
commit | e047ec28ef55bc5a2bb8b1790201e51d02eb5a12 (patch) | |
tree | 28f7dacb5d45dbe7aa252f53a18187208fc6464a /src/test.c | |
parent | Prepare for release (diff) | |
download | libcolour-e047ec28ef55bc5a2bb8b1790201e51d02eb5a12.tar.gz libcolour-e047ec28ef55bc5a2bb8b1790201e51d02eb5a12.tar.bz2 libcolour-e047ec28ef55bc5a2bb8b1790201e51d02eb5a12.tar.xz |
Remove a much of stuff, change license, and add support for float and long double
Signed-off-by: Mattias Andrée <maandree@kth.se>
Diffstat (limited to '')
-rw-r--r-- | src/test.c | 657 |
1 files changed, 0 insertions, 657 deletions
diff --git a/src/test.c b/src/test.c deleted file mode 100644 index ad7acfc..0000000 --- a/src/test.c +++ /dev/null @@ -1,657 +0,0 @@ -/** - * Copyright © 2016 Mattias Andrée <maandree@kth.se> - * - * This program is free software: you can redistribute it and/or modify - * it under the terms of the GNU General Public License as published by - * the Free Software Foundation, either version 3 of the License, or - * (at your option) any later version. - * - * This program is distributed in the hope that it will be useful, - * but WITHOUT ANY WARRANTY; without even the implied warranty of - * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the - * GNU General Public License for more details. - * - * You should have received a copy of the GNU General Public License - * along with this program. If not, see <http://www.gnu.org/licenses/>. - */ -#include "libcolour.h" - -#include <math.h> -#include <stdio.h> -#include <string.h> - - -#ifndef SKIP_2CONVERT -static int test_2convert(libcolour_colour_t* c1, libcolour_colour_t* c2, libcolour_colour_t* c3) -{ - double ch1, ch2, ch3; - if (libcolour_convert(c1, c2)) - return -1; - if (libcolour_convert(c2, c3)) - return -1; - if ((c1->model == LIBCOLOUR_CIELCHUV) && - !isnan(c1->cielchuv.h) && !isnan(c3->cielchuv.h) && - !isinf(c1->cielchuv.h) && !isinf(c3->cielchuv.h) && - (c3->cielchuv.h / c3->cielchuv.one_revolution > 0.99999)) - c3->cielchuv.h = 0; - ch1 = c1->srgb.R - c3->srgb.R; - ch2 = c1->srgb.G - c3->srgb.G; - ch3 = c1->srgb.B - c3->srgb.B; - ch1 *= ch1; - ch2 *= ch2; - ch3 *= ch3; - switch (c1->model) { - case LIBCOLOUR_CIEXYY: - if (c1->ciexyy.Y == 0) - ch1 = ch2 = 0; - if (c1->ciexyy.y == 0) - ch1 = ch2 = ch3 = 0; - break; - case LIBCOLOUR_CIEXYZ: - if (c1->ciexyz.Y == 0) - ch1 = ch3 = 0; - break; - case LIBCOLOUR_CIE1960UCS: - if (c1->cie1960ucs.v == 0) - ch1 = ch2 = ch3 = 0; - if (c1->cie1960ucs.Y == 0) - ch1 = ch2 = 0; - break; - case LIBCOLOUR_CIEUVW: - if (c1->cieuvw.W == 0) - ch1 = ch2 = 0; - break; - case LIBCOLOUR_CIELCHUV: - if (c1->cielchuv.C == 0) - ch1 = ch3 = 0; - break; - case LIBCOLOUR_CIELAB: - if (c1->cielchuv.L == 0) - ch2 = ch3 = 0; - break; - default: - break; - } - if (ch1 > 0.000001 || - ch2 > 0.000001 || - ch3 > 0.000001) - return 0; - return 1; -} - - -static int test_2convert_11(libcolour_colour_t* c1, libcolour_model_t model) -{ - libcolour_colour_t c2, c3; - int r1, r2; - c3 = *c1; - c2.model = model; - switch (model) { - case LIBCOLOUR_RGB: - c2.rgb.with_gamma = 0; - if (libcolour_get_rgb_colour_space(&c2.rgb, LIBCOLOUR_RGB_COLOUR_SPACE_SRGB) < 0) - return -1; - return test_2convert(c1, &c2, &c3); - case LIBCOLOUR_SRGB: - c2.srgb.with_gamma = 0; - if (r1 = test_2convert(c1, &c2, &c3), r1 < 0) - return -1; - c2.srgb.with_gamma = 1; - if (r2 = test_2convert(c1, &c2, &c3), r2 < 0) - return -1; - return r1 & r2; - case LIBCOLOUR_CIELCHUV: - c2.cielchuv.one_revolution = 360.; - /* fall though */ - case LIBCOLOUR_CIELUV: - c2.cieluv.white.model = LIBCOLOUR_CIEXYZ; - c2.cieluv.white.X = 1.0294; - c2.cieluv.white.Y = 1; - c2.cieluv.white.Z = 0.9118; - return test_2convert(c1, &c2, &c3); - case LIBCOLOUR_CIEUVW: - c2.cieuvw.u0 = 0.37; - c2.cieuvw.v0 = 0.30; - return test_2convert(c1, &c2, &c3); - default: - return test_2convert(c1, &c2, &c3); - } -} - - -static int test_2convert_1n(libcolour_model_t model, const char* model_name, double ch1, double ch2, double ch3) -{ - libcolour_colour_t c1; - int run, r, rc = 1; - - c1.model = model; - switch (model) { - case LIBCOLOUR_CIELAB: - c1.cielab.L = ch1 * 100, c1.cielab.a = ch2 * 100, c1.cielab.b = ch3 * 100; - break; - case LIBCOLOUR_CIELCHUV: - if (ch3 > 0.9999) - return 1; - /* fall though */ - default: - c1.srgb.R = ch1, c1.srgb.G = ch2, c1.srgb.B = ch3; - break; - } - - for (run = 0;; run++) { - switch (model) { - case LIBCOLOUR_RGB: - if (run == 2) - return rc; - c1.rgb.with_gamma = run; - if (libcolour_get_rgb_colour_space(&c1.rgb, LIBCOLOUR_RGB_COLOUR_SPACE_SRGB) < 0) - return -1; - break; - case LIBCOLOUR_SRGB: - if (run == 2) - return rc; - c1.srgb.with_gamma = run; - break; - case LIBCOLOUR_CIELCHUV: - c1.cielchuv.one_revolution = run < 2 ? 360. : 2 * 3.14159265358979323846; - c1.cielchuv.h *= c1.cielchuv.one_revolution; - /* fall through */ - case LIBCOLOUR_CIELUV: - c1.cieluv.white.model = LIBCOLOUR_CIEXYZ; - if (run == 0) { - c1.cieluv.white.X = 1.0294; - c1.cieluv.white.Y = 1; - c1.cieluv.white.Z = 0.9118; - } else if (run == 1) { - c1.cieluv.white.X = 1.03; - c1.cieluv.white.Y = 0.8; - c1.cieluv.white.Z = 0.92; - } else if (run == 2 && model == LIBCOLOUR_CIELCHUV) { - c1.cieluv.white.X = 1.0294; - c1.cieluv.white.Y = 1; - c1.cieluv.white.Z = 0.9118; - } else if (run == 3 && model == LIBCOLOUR_CIELCHUV) { - c1.cieluv.white.X = 1.03; - c1.cieluv.white.Y = 0.8; - c1.cieluv.white.Z = 0.92; - } else { - return rc; - } - break; - case LIBCOLOUR_CIEUVW: - if (run == 0) { - c1.cieuvw.u0 = 0.37; - c1.cieuvw.v0 = 0.30; - } else if (run == 1) { - c1.cieuvw.u0 = 0.47; - c1.cieuvw.v0 = 0.31; - } else { - return rc; - } - break; - default: - if (run == 1) - return rc; - break; - } - -#define X(ENUM, TYPE)\ - r = test_2convert_11(&c1, ENUM);\ - if (r < 0)\ - return -1;\ - if (!r)\ - printf("%s -> %s -> %s failed at run %i with (%lf, %lf, %lf)\n",\ - model_name, #ENUM, model_name, run, ch1, ch2, ch3), rc = 0; - LIBCOLOUR_LIST_MODELS; -#undef X - } -} - - -static int test_2convert_nm(double ch1, double ch2, double ch3) -{ - int r, rc = 1; - -#define X(ENUM, TYPE)\ - r = test_2convert_1n(ENUM, #ENUM, ch1, ch2, ch3);\ - if (r < 0)\ - return -1;\ - if (!r)\ - rc = 0; - LIBCOLOUR_LIST_MODELS; -#undef X - - return rc; -} - - -static int test_2convert_nm_all(void) -{ -#define N 11 - int r, rc = 1; - double ch1, ch2, ch3; - int i, j, k; - - for (i = 0; i < N; i++) { - for (j = 0; j < N; j++) { - for (k = 0; k < N; k++) { - ch1 = ((i + N / 2) % N) / (N - 1); - ch2 = ((j + N / 2) % N) / (N - 1); - ch3 = ((k + N / 2) % N) / (N - 1); - - if (ch1 > 0.999) ch1 = 1; - if (ch2 > 0.999) ch2 = 1; - if (ch3 > 0.999) ch3 = 1; - - r = test_2convert_nm(ch1, ch2, ch3); - if (r < 0) - return -1; - if (!r) - rc = 0; - } - } - } - - return rc; -#undef N -} -#endif - - -static inline int ftest(double a, double b, double l) -{ - return a - l <= b && b <= a + l; -} - - -#define test_rgb(COLOUR_SPACE, ...) test_rgb_(COLOUR_SPACE, #COLOUR_SPACE, __VA_ARGS__) -static int test_rgb_(enum libcolour_rgb_colour_space colour_space, const char* name, - double r, double g, double b, double x, double y, double z, - double xx, double yy, double zz) -{ - libcolour_colour_t c1, c2; - - c1.model = LIBCOLOUR_RGB; - c2.model = LIBCOLOUR_CIEXYZ; - c1.rgb.with_gamma = 0; - c1.rgb.R = r, c1.rgb.G = g, c1.rgb.B = b; - if (libcolour_get_rgb_colour_space(&c1.rgb, colour_space) || - libcolour_convert(&c1, &c2)) { - printf("%s failed without gamma\n", name); - return 0; - } else if (!ftest(c2.ciexyz.X, x, 0.0001) || - !ftest(c2.ciexyz.Y, y, 0.0001) || - !ftest(c2.ciexyz.Z, z, 0.0001)) { - printf("%s failed without gamma\n", name); - return 0; - } - - c1.model = LIBCOLOUR_RGB; - c2.model = LIBCOLOUR_CIEXYZ; - c1.rgb.with_gamma = 1; - c1.rgb.R = r, c1.rgb.G = g, c1.rgb.B = b; - if (libcolour_get_rgb_colour_space(&c1.rgb, colour_space) || - libcolour_convert(&c1, &c2)) { - printf("%s failed with gamma\n", name); - return 0; - } else if (!ftest(c2.ciexyz.X, xx, 0.0001) || - !ftest(c2.ciexyz.Y, yy, 0.0001) || - !ftest(c2.ciexyz.Z, zz, 0.0001)) { - printf("%s failed with gamma\n", name); - return 0; - } - - if (libcolour_convert(&c2, &c1) || - !ftest(c1.rgb.R, r, 0.0000001) || - !ftest(c1.rgb.G, g, 0.0000001) || - !ftest(c1.rgb.B, b, 0.0000001)) { - printf("%s failed, encode\n", name); - return 0; - } - - return 1; -} - - -static int test_1convert(libcolour_colour_t *c1, libcolour_model_t model, const char* name1, - const char* name2, double ch1, double ch2, double ch3, double d1, - double d2, double d3) -{ - libcolour_colour_t c2, c3; - int rc = 1; - c3 = *c1; - c2.model = model; - switch (model) { - case LIBCOLOUR_CIELCHUV: - c2.cielchuv.one_revolution = 360; - /* fall-through */ - case LIBCOLOUR_CIELUV: - c2.cieluv.white.X = 0.9504705586542831; - c2.cieluv.white.Y = 1; - c2.cieluv.white.Z = 1.0888287363958837; - break; - default: - break; - } - if (libcolour_convert(c1, &c2)) - return -1; - if (!ftest(c2.srgb.R, ch1, d1) || - !ftest(c2.srgb.G, ch2, d2) || - !ftest(c2.srgb.B, ch3, d3)) { - printf("%s -> %s failed\n", name1, name2), rc = 0; - rc = 0; - } - if (libcolour_convert(&c2, &c3)) - return -1; - if (!ftest(c3.srgb.R, c1->srgb.R, 0.00000001) || - !ftest(c3.srgb.G, c1->srgb.G, 0.00000001) || - !ftest(c3.srgb.B, c1->srgb.B, 0.00000001)) { - printf("%s -> %s failed\n", name2, name1), rc = 0; - rc = 0; - } - return rc; -} - - -/** - * Test libcolour - * - * @return 0: All tests passed - * 1: At least one test fail - * 2: An error occurred - */ -int main(int argc, char* argv[]) -{ - int r, rc = 0; - libcolour_colour_t c1, c2, c3, c4; - double t1, t2; - size_t n; - char buf[sizeof(int) + sizeof(libcolour_rgb_t)]; - -#ifndef SKIP_2CONVERT - r = test_2convert_nm_all(); - if (r < 0) - goto fail; - if (!r) - rc = 1; -#else - (void) r; -#endif - - c1.model = LIBCOLOUR_SRGB; - c1.srgb.R = 0.02, c1.srgb.G = 0.5, c1.srgb.B = 0.9; - c1.srgb.with_gamma = 0; - c2.model = LIBCOLOUR_RGB; - c2.rgb.with_gamma = 0; - if (libcolour_get_rgb_colour_space(&c2.rgb, LIBCOLOUR_RGB_COLOUR_SPACE_SRGB)) { - printf("LIBCOLOUR_RGB_COLOUR_SPACE_SRGB failed\n"), rc = 0; - goto colour_spaces_done; - } - if (c2.rgb.white_r != 1 || c2.rgb.white_g != 1 || c2.rgb.white_b != 1 || - c2.rgb.red.model != LIBCOLOUR_CIEXYY || c2.rgb.green.model != LIBCOLOUR_CIEXYY || - c2.rgb.blue.model != LIBCOLOUR_CIEXYY || c2.rgb.white.model != LIBCOLOUR_CIEXYY || - c2.rgb.colour_space != LIBCOLOUR_RGB_COLOUR_SPACE_SRGB || c2.rgb.gamma != 2.4 || - c2.rgb.encoding_type != LIBCOLOUR_ENCODING_TYPE_REGULAR || c2.rgb.slope != 12.92 - || c2.rgb.offset != 0.055 || c2.rgb.transitioninv != c2.rgb.transition * c2.rgb.slope || - !ftest(c2.rgb.transition, 0.00313067, 0.00000001)) { - printf("LIBCOLOUR_RGB_COLOUR_SPACE_SRGB failed\n"), rc = 0; - goto colour_spaces_done; - } - t1 = c2.rgb.transition * c2.rgb.slope; - t2 = (1 + c2.rgb.offset) * pow(c2.rgb.transition, 1 / c2.rgb.gamma) - c2.rgb.offset; - if (!ftest(t1, t2, 0.0000001) || c2.rgb.white.Y != 1 || - c2.rgb.red.x != 0.64 || c2.rgb.red.y != 0.33 || !ftest(c2.rgb.red.Y, 0.21265, 0.00005) || - c2.rgb.green.x != 0.30 || c2.rgb.green.y != 0.60 || !ftest(c2.rgb.green.Y, 0.71515, 0.00005) || - c2.rgb.blue.x != 0.15 || c2.rgb.blue.y != 0.06 || !ftest(c2.rgb.blue.Y, 0.07215, 0.00005) || - !ftest(c2.rgb.white.x, 0.312727, 0.000001) || !ftest(c2.rgb.white.y, 0.329023, 0.000001) || - !ftest(c2.rgb.red.Y + c2.rgb.green.Y + c2.rgb.blue.Y, 1, 0.00000001)) { - printf("LIBCOLOUR_RGB_COLOUR_SPACE_SRGB failed\n"), rc = 0; - goto colour_spaces_done; - } - if (libcolour_convert(&c1, &c2) || - !ftest(c1.srgb.R, c2.rgb.R, 0.0000001) || - !ftest(c1.srgb.G, c2.rgb.G, 0.0000001) || - !ftest(c1.srgb.B, c2.rgb.B, 0.0000001)) { - printf("LIBCOLOUR_RGB_COLOUR_SPACE_SRGB failed\n"), rc = 0; - goto colour_spaces_done; - } - if (libcolour_convert(&c2, &c1) || - !ftest(c1.srgb.R, c2.rgb.R, 0.0000001) || - !ftest(c1.srgb.G, c2.rgb.G, 0.0000001) || - !ftest(c1.srgb.B, c2.rgb.B, 0.0000001)) { - printf("LIBCOLOUR_RGB_COLOUR_SPACE_SRGB failed\n"), rc = 0; - goto colour_spaces_done; - } - - c1.model = c2.model = LIBCOLOUR_CIELAB; - c1.cielab.L = 30, c2.cielab.L = 80; - c1.cielab.a = 40, c2.cielab.a = -10; - c1.cielab.b = -50, c2.cielab.b = -40; - if (libcolour_delta_e(&c1, &c2, &t1) || !ftest(t1, 71.4142842854285, 0.0000001)) - printf("libcolour_delta_e failed\n"), rc = 0; - - rc &= test_rgb(LIBCOLOUR_RGB_COLOUR_SPACE_ADOBE_RGB, 0.3, 0.2, 0.9, - 0.379497, 0.282430, 0.914245, 0.195429, 0.098925, 0.790020); - - rc &= test_rgb(LIBCOLOUR_RGB_COLOUR_SPACE_APPLE_RGB, 0.3, 0.2, 0.9, - 0.364212, 0.282789, 0.866008, 0.221570, 0.134028, 0.773782); - - rc &= test_rgb(LIBCOLOUR_RGB_COLOUR_SPACE_BEST_RGB, 0.3, 0.2, 0.9, - 0.345007, 0.246779, 0.736029, 0.151406, 0.064655, 0.647212); - - rc &= test_rgb(LIBCOLOUR_RGB_COLOUR_SPACE_BETA_RGB, 0.3, 0.2, 0.9, - 0.342837, 0.253386, 0.714198, 0.146437, 0.066824, 0.623382); - - rc &= test_rgb(LIBCOLOUR_RGB_COLOUR_SPACE_BRUCE_RGB, 0.3, 0.2, 0.9, - 0.368857, 0.276910, 0.915272, 0.191184, 0.096699, 0.791486); - - rc &= test_rgb(LIBCOLOUR_RGB_COLOUR_SPACE_CIE_RGB, 0.3, 0.2, 0.9, - 0.389293, 0.225188, 0.892857, 0.202678, 0.044608, 0.785312); - - rc &= test_rgb(LIBCOLOUR_RGB_COLOUR_SPACE_COLORMATCH_RGB, 0.3, 0.2, 0.9, - 0.337557, 0.274378, 0.651989, 0.186858, 0.123210, 0.581381); - - rc &= test_rgb(LIBCOLOUR_RGB_COLOUR_SPACE_DON_RGB_4, 0.3, 0.2, 0.9, - 0.344990, 0.251411, 0.727872, 0.150504, 0.066348, 0.638058); - - rc &= test_rgb(LIBCOLOUR_RGB_COLOUR_SPACE_ECI_RGB, 0.3, 0.2, 0.9, - 0.353021, 0.286400, 0.695202, 0.196733, 0.134157, 0.630279); - - rc &= test_rgb(LIBCOLOUR_RGB_COLOUR_SPACE_ECI_RGB_V2, 0.3, 0.2, 0.9, - 0.353021, 0.286400, 0.695202, 0.149594, 0.097238, 0.579927); - - rc &= test_rgb(LIBCOLOUR_RGB_COLOUR_SPACE_EKTA_SPACE_PS5, 0.3, 0.2, 0.9, - 0.320377, 0.229160, 0.713291, 0.127134, 0.043253, 0.622392); - - rc &= test_rgb(LIBCOLOUR_RGB_COLOUR_SPACE_NTSC_RGB, 0.3, 0.2, 0.9, - 0.397081, 0.310031, 1.017821, 0.235650, 0.156675, 0.906707); - - rc &= test_rgb(LIBCOLOUR_RGB_COLOUR_SPACE_PAL_SECAM_RGB, 0.3, 0.2, 0.9, - 0.357972, 0.272130, 0.877151, 0.208580, 0.120322, 0.769056); - - rc &= test_rgb(LIBCOLOUR_RGB_COLOUR_SPACE_PROPHOTO_RGB, 0.3, 0.2, 0.9, - 0.294559, 0.228864, 0.742689, 0.124735, 0.072340, 0.682655); - - rc &= test_rgb(LIBCOLOUR_RGB_COLOUR_SPACE_SMPTE_C_RGB, 0.3, 0.2, 0.9, - 0.363595, 0.281822, 0.890350, 0.216773, 0.131311, 0.783348); - - rc &= test_rgb(LIBCOLOUR_RGB_COLOUR_SPACE_WIDE_GAMUT_RGB, 0.3, 0.2, 0.9, - 0.367485, 0.237631, 0.706442, 0.170318, 0.052665, 0.614915); - - rc &= test_rgb(LIBCOLOUR_RGB_COLOUR_SPACE_LIGHTROOM_RGB, 0.3, 0.2, 0.9, - 0.294559, 0.228864, 0.742689, 0.294559, 0.228864, 0.742689); - - /* - TODO test LIBCOLOUR_RGB_COLOUR_SPACE_DCI_P3_D65 - TODO test LIBCOLOUR_RGB_COLOUR_SPACE_DCI_P3_THEATER - TODO test LIBCOLOUR_RGB_COLOUR_SPACE_ITU_R_BT_601_625_LINE - TODO test LIBCOLOUR_RGB_COLOUR_SPACE_ITU_R_BT_601_525_LINE - TODO test LIBCOLOUR_RGB_COLOUR_SPACE_ITU_R_BT_709 - TODO test LIBCOLOUR_RGB_COLOUR_SPACE_ITU_R_BT_2020 - TODO test LIBCOLOUR_RGB_COLOUR_SPACE_ITU_R_BT_2100_EOTF_PQ - TODO test LIBCOLOUR_RGB_COLOUR_SPACE_ITU_R_BT_2100_OOTF_PQ - TODO test LIBCOLOUR_RGB_COLOUR_SPACE_ITU_R_BT_2100_OETF_PQ - TODO test LIBCOLOUR_RGB_COLOUR_SPACE_ITU_R_BT_2100_EOTF_HLG - TODO test LIBCOLOUR_RGB_COLOUR_SPACE_ITU_R_BT_2100_OOTF_HLG - TODO test LIBCOLOUR_RGB_COLOUR_SPACE_ITU_R_BT_2100_OETF_HLG - TODO test LIBCOLOUR_RGB_COLOUR_SPACE_SGI_RGB - TODO test LIBCOLOUR_RGB_COLOUR_SPACE_SMPTE_240M_RGB - - TODO test LIBCOLOUR_RGB_COLOUR_SPACE_CUSTOM_FROM_MEASUREMENTS - TODO test LIBCOLOUR_RGB_COLOUR_SPACE_CUSTOM_FROM_MATRIX - TODO test LIBCOLOUR_RGB_COLOUR_SPACE_CUSTOM_FROM_INV_MATRIX - */ - - /* TODO test transfer functions more rigorously */ - - c1.model = c2.model = LIBCOLOUR_RGB; - c3.model = c4.model = LIBCOLOUR_SRGB; - c1.rgb.with_gamma = c3.srgb.with_gamma = 0; - c2.rgb.with_gamma = c4.srgb.with_gamma = 1; - if (libcolour_get_rgb_colour_space(&c1.rgb, LIBCOLOUR_RGB_COLOUR_SPACE_SRGB)) - goto fail; - if (libcolour_get_rgb_colour_space(&c2.rgb, LIBCOLOUR_RGB_COLOUR_SPACE_SRGB)) - goto fail; - for (t1 = 0; t1 <= 1; t1 += 0.001) { - c1.rgb.R = c3.srgb.R = t1 - 1; - c1.rgb.G = c3.srgb.G = t1; - c1.rgb.B = c3.srgb.B = t1 + 1; - if (libcolour_convert(&c1, &c2)) - goto fail; - if (libcolour_convert(&c3, &c4)) - goto fail; - if (!ftest(c2.rgb.R, c4.srgb.R, 0.00000000001) || - !ftest(c2.rgb.G, c4.srgb.G, 0.00000000001) || - !ftest(c2.rgb.B, c4.srgb.B, 0.00000000001) || - !ftest(libcolour_srgb_encode(c1.rgb.R), c2.srgb.R, 0.00000000001) || - !ftest(libcolour_srgb_encode(c1.rgb.G), c2.srgb.G, 0.00000000001) || - !ftest(libcolour_srgb_encode(c1.rgb.B), c2.srgb.B, 0.00000000001)) { - printf("libcolour_srgb_encode failed\n"), rc = 0; - goto colour_spaces_done; - } - if (libcolour_convert(&c2, &c1)) - goto fail; - if (libcolour_convert(&c4, &c3)) - goto fail; - if (!ftest(c1.rgb.R, c3.srgb.R, 0.00000000001) || - !ftest(c1.rgb.G, c3.srgb.G, 0.00000000001) || - !ftest(c1.rgb.B, c3.srgb.B, 0.00000000001) || - !ftest(libcolour_srgb_decode(c2.rgb.R), c1.srgb.R, 0.00000000001) || - !ftest(libcolour_srgb_decode(c2.rgb.G), c1.srgb.G, 0.00000000001) || - !ftest(libcolour_srgb_decode(c2.rgb.B), c1.srgb.B, 0.00000000001)) { - printf("libcolour_srgb_decode failed\n"), rc = 0; - goto colour_spaces_done; - } - } - - c1.rgb.encoding_type = LIBCOLOUR_ENCODING_TYPE_SIMPLE; - c1.rgb.gamma = 2.2; - c1.rgb.with_gamma = 0; - c1.rgb.R = 0.25; - c1.rgb.G = 0.5; - c1.rgb.B = 0.75; - c4 = c3 = c2 = c1; - c2.rgb.with_gamma = c3.srgb.with_gamma = 1; - c3.rgb.gamma = c4.rgb.gamma = 1.8; - if (libcolour_convert(&c1, &c2)) - goto fail; - if (libcolour_convert(&c2, &c3)) - goto fail; - if (libcolour_convert(&c3, &c4)) - goto fail; - if (!ftest(c1.rgb.R, c4.srgb.R, 0.0000001) || - !ftest(c1.rgb.G, c4.srgb.G, 0.0000001) || - !ftest(c1.rgb.B, c4.srgb.B, 0.0000001)) { - printf("libcolour_convert failed to convert between two transfer functions\n"), rc = 0; - goto colour_spaces_done; - } - - if (libcolour_convert(&c1, &c4)) - goto fail; - if (!ftest(c1.rgb.R, c4.srgb.R, 0.0000001) || - !ftest(c1.rgb.G, c4.srgb.G, 0.0000001) || - !ftest(c1.rgb.B, c4.srgb.B, 0.0000001)) { - printf("libcolour_convert failed to convert when two different transfer functions are not applied\n"), rc = 0; - goto colour_spaces_done; - } - -#define TEST(TO, CH1, CH2, CH3, D1, D2, D3)\ - r = test_1convert(&c1, TO, "LIBCOLOUR_SRGB", #TO, CH1, CH2, CH3, D1, D2, D3);\ - if (r < 0)\ - goto fail;\ - if (!r)\ - rc = 1; - - c1.model = LIBCOLOUR_SRGB; - c1.srgb.with_gamma = 0; - c1.srgb.R = 0.3, c1.srgb.G = 0.2, c1.srgb.B = 0.7; - TEST(LIBCOLOUR_CIEXYZ, 0.321558, 0.257355, 0.694851, 0.000001, 00000001, 0.000001); - TEST(LIBCOLOUR_CIEXYY, 0.252447, 0.202043, 0.257355, 0.000001, 0.000001, 0.000001); - TEST(LIBCOLOUR_CIELAB, 57.7851, 30.3599, -44.9740, 0.0001, 0.0001, 0.0001); - TEST(LIBCOLOUR_CIELUV, 57.7851, 5.5723, -74.1571, 0.0001, 0.0001, 0.0001); - TEST(LIBCOLOUR_CIELCHUV, 57.7851, 74.3662, 274.2972, 0.0001, 0.0001, 0.0001); - /* - * TODO convert test from sRGB to: - * LChab 57.7851, 54.2622, 304.0215 - * YDbDr - * YPbPr - * YCgCo - * CIE 1960 UCS - * CIEUVW - */ - c1.srgb.with_gamma = 0; - c1.srgb.R = 32 / 255., c1.srgb.G = 65 / 255., c1.srgb.B = 32 / 255.; - TEST(LIBCOLOUR_YIQ, 0.201, -0.035, -0.068, 0.001, 0.001, 0.001); - TEST(LIBCOLOUR_YUV, 0.201, -0.037, -0.067, 0.001, 0.001, 0.001); - /* XXX YCbCr(60, 118, 116) */ - /* XXX HSV(120, 0.508, 0.255) */ - /* XXX HSI(120, 0.256, 0.169) */ - /* XXX HSL(120, 0.340, 0.190) */ - - if (rc) - goto colour_spaces_done; - -#undef TEST - colour_spaces_done: - - memset(&c1, 0, sizeof(c1)); - memset(&c2, 0, sizeof(c2)); - c1.model = LIBCOLOUR_RGB; - if (libcolour_get_rgb_colour_space(&c1.rgb, LIBCOLOUR_RGB_COLOUR_SPACE_ECI_RGB_V2)) - goto fail; - c3 = c1; - c1.rgb.to_encoded_red = NULL; - c1.rgb.to_encoded_green = NULL; - c1.rgb.to_encoded_blue = NULL; - c1.rgb.to_decoded_red = NULL; - c1.rgb.to_decoded_green = NULL; - c1.rgb.to_decoded_blue = NULL; - if (libcolour_marshal(&c1, NULL) > sizeof(buf)) { - printf("libcolour_marshal failed\n"), rc = 0; - goto marshal_done; - } - n = libcolour_marshal(&c1, buf); - if (n > sizeof(buf)) { - printf("libcolour_marshal failed\n"), rc = 0; - goto marshal_done; - } - if (libcolour_unmarshal(NULL, buf) != n) { - printf("libcolour_unmarshal failed\n"), rc = 0; - goto marshal_done; - } - if (libcolour_unmarshal(&c2, buf) != n) { - printf("libcolour_unmarshal failed\n"), rc = 0; - goto marshal_done; - } - if (memcmp(&c2, &c3, sizeof(c2))) { - printf("libcolour_(un)marshal failed\n"), rc = 0; - goto marshal_done; - } - marshal_done: - - return rc; - fail: - perror(*argv); - return 2; - (void) argc; -} |