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-rw-r--r--src/test.c124
1 files changed, 116 insertions, 8 deletions
diff --git a/src/test.c b/src/test.c
index 795333f..4dc649a 100644
--- a/src/test.c
+++ b/src/test.c
@@ -18,6 +18,7 @@
#include <math.h>
#include <stdio.h>
+#include <string.h>
#ifndef SKIP_CONVERT
@@ -319,8 +320,10 @@ static int test_rgb_(enum libcolour_rgb_colour_space colour_space, const char* n
int main(int argc, char* argv[])
{
int r, rc = 0;
- libcolour_colour_t c1, c2;
+ libcolour_colour_t c1, c2, c3, c4;
double t1, t2;
+ size_t n;
+ char buf[sizeof(int) + sizeof(libcolour_rgb_t)];
#ifndef SKIP_CONVERT
r = test_convert_nm_all();
@@ -436,9 +439,6 @@ int main(int argc, char* argv[])
0.294559, 0.228864, 0.742689, 0.294559, 0.228864, 0.742689);
/*
- 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 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
@@ -453,17 +453,125 @@ int main(int argc, char* argv[])
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("%.30lf -> %.30lf\n%.30lf -> %.30lf\n%.30lf -> %.30lf\n",
+ c2.rgb.R, c1.rgb.R, c4.srgb.R, c3.srgb.R, c2.rgb.R, libcolour_srgb_decode(c2.rgb.R));
+ 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;
+ }
+
/* TODO test libcolour_convert with single conversions */
colour_spaces_done:
- /* TODO test libcolour_srgb_encode */
- /* TODO test libcolour_srgb_decode */
- /* TODO test libcolour_marshal */
- /* TODO test libcolour_unmarshal */
+ 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);
generated by cgit v1.2.3-70-g09d2 (git 2.47.0) at 2024-11-17 04:46:55 +0000