Add test for avpriv_get_trc_function_from_trc function

Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>

libavutil/Makefile

@@ -176,6 +176,7 @@ TESTPROGS = adler32                                                     \
             bprint                                                      \
             cast5                                                       \
             camellia                                                    \
+            color_utils                                                 \
             cpu                                                         \
             crc                                                         \
             des                                                         \

libavutil/color_utils.c

@@ -21,6 +21,7 @@
 #include <stddef.h>
 #include <math.h>
 
+#include "common.h"
 #include "libavutil/color_utils.h"
 #include "libavutil/pixfmt.h"
 
@@ -216,3 +217,31 @@ avpriv_trc_function avpriv_get_trc_function_from_trc(enum AVColorTransferCharact
     }
     return func;
 }
+
+#ifdef TEST
+// LCOV_EXCL_START
+
+int main(int argc, char *argv[])
+{
+  int i, j;
+  double test_data[] = {
+      -0.1, -0.018053968510807, -0.01, -0.00449, 0.0, 0.00316227760, 0.005,
+      0.009, 0.015, 0.1, 1.0, 52.37, 125.098765, 1999.11123, 6945.443,
+      15123.4567, 19845.88923, 98678.4231, 99999.899998
+  };
+
+  for(i = 0; i < AVCOL_TRC_NB; i++) {
+      avpriv_trc_function func = avpriv_get_trc_function_from_trc(i);
+      for(j = 0; j < FF_ARRAY_ELEMS(test_data); j++) {
+          if(func != NULL) {
+              double result = func(test_data[j]);
+              printf("AVColorTransferCharacteristic=%d calling func(%f) expected=%f\n",
+                     i, test_data[j], result);
+          }
+      }
+  }
+
+}
+
+// LCOV_EXCL_STOP
+#endif

tests/fate/libavutil.mak

@@ -48,6 +48,10 @@ FATE_LIBAVUTIL += fate-crc
 fate-crc: libavutil/crc-test$(EXESUF)
 fate-crc: CMD = run libavutil/crc-test
 
+FATE_LIBAVUTIL += fate-color_utils
+fate-color_utils: libavutil/color_utils-test$(EXESUF)
+fate-color_utils: CMD = run libavutil/color_utils-test
+
 FATE_LIBAVUTIL += fate-des
 fate-des: libavutil/des-test$(EXESUF)
 fate-des: CMD = run libavutil/des-test

tests/ref/fate/color_utils

@@ -0,0 +1,285 @@
+AVColorTransferCharacteristic=1 calling func(-0.100000) expected=0.000000
+AVColorTransferCharacteristic=1 calling func(-0.018054) expected=0.000000
+AVColorTransferCharacteristic=1 calling func(-0.010000) expected=0.000000
+AVColorTransferCharacteristic=1 calling func(-0.004490) expected=0.000000
+AVColorTransferCharacteristic=1 calling func(0.000000) expected=0.000000
+AVColorTransferCharacteristic=1 calling func(0.003162) expected=0.014230
+AVColorTransferCharacteristic=1 calling func(0.005000) expected=0.022500
+AVColorTransferCharacteristic=1 calling func(0.009000) expected=0.040500
+AVColorTransferCharacteristic=1 calling func(0.015000) expected=0.067500
+AVColorTransferCharacteristic=1 calling func(0.100000) expected=0.290748
+AVColorTransferCharacteristic=1 calling func(1.000000) expected=1.000000
+AVColorTransferCharacteristic=1 calling func(52.370000) expected=6.427531
+AVColorTransferCharacteristic=1 calling func(125.098765) expected=9.558517
+AVColorTransferCharacteristic=1 calling func(1999.111230) expected=33.512490
+AVColorTransferCharacteristic=1 calling func(6945.443000) expected=58.768794
+AVColorTransferCharacteristic=1 calling func(15123.456700) expected=83.452916
+AVColorTransferCharacteristic=1 calling func(19845.889230) expected=94.321297
+AVColorTransferCharacteristic=1 calling func(98678.423100) expected=194.219568
+AVColorTransferCharacteristic=1 calling func(99999.899998) expected=195.386306
+AVColorTransferCharacteristic=4 calling func(-0.100000) expected=0.000000
+AVColorTransferCharacteristic=4 calling func(-0.018054) expected=0.000000
+AVColorTransferCharacteristic=4 calling func(-0.010000) expected=0.000000
+AVColorTransferCharacteristic=4 calling func(-0.004490) expected=0.000000
+AVColorTransferCharacteristic=4 calling func(0.000000) expected=0.000000
+AVColorTransferCharacteristic=4 calling func(0.003162) expected=0.073053
+AVColorTransferCharacteristic=4 calling func(0.005000) expected=0.089966
+AVColorTransferCharacteristic=4 calling func(0.009000) expected=0.117520
+AVColorTransferCharacteristic=4 calling func(0.015000) expected=0.148235
+AVColorTransferCharacteristic=4 calling func(0.100000) expected=0.351119
+AVColorTransferCharacteristic=4 calling func(1.000000) expected=1.000000
+AVColorTransferCharacteristic=4 calling func(52.370000) expected=6.045068
+AVColorTransferCharacteristic=4 calling func(125.098765) expected=8.980424
+AVColorTransferCharacteristic=4 calling func(1999.111230) expected=31.650490
+AVColorTransferCharacteristic=4 calling func(6945.443000) expected=55.747738
+AVColorTransferCharacteristic=4 calling func(15123.456700) expected=79.403820
+AVColorTransferCharacteristic=4 calling func(19845.889230) expected=89.843491
+AVColorTransferCharacteristic=4 calling func(98678.423100) expected=186.252024
+AVColorTransferCharacteristic=4 calling func(99999.899998) expected=187.381657
+AVColorTransferCharacteristic=5 calling func(-0.100000) expected=0.000000
+AVColorTransferCharacteristic=5 calling func(-0.018054) expected=0.000000
+AVColorTransferCharacteristic=5 calling func(-0.010000) expected=0.000000
+AVColorTransferCharacteristic=5 calling func(-0.004490) expected=0.000000
+AVColorTransferCharacteristic=5 calling func(0.000000) expected=0.000000
+AVColorTransferCharacteristic=5 calling func(0.003162) expected=0.127980
+AVColorTransferCharacteristic=5 calling func(0.005000) expected=0.150731
+AVColorTransferCharacteristic=5 calling func(0.009000) expected=0.185940
+AVColorTransferCharacteristic=5 calling func(0.015000) expected=0.223154
+AVColorTransferCharacteristic=5 calling func(0.100000) expected=0.439397
+AVColorTransferCharacteristic=5 calling func(1.000000) expected=1.000000
+AVColorTransferCharacteristic=5 calling func(52.370000) expected=4.111100
+AVColorTransferCharacteristic=5 calling func(125.098765) expected=5.610724
+AVColorTransferCharacteristic=5 calling func(1999.111230) expected=15.096294
+AVColorTransferCharacteristic=5 calling func(6945.443000) expected=23.552429
+AVColorTransferCharacteristic=5 calling func(15123.456700) expected=31.098005
+AVColorTransferCharacteristic=5 calling func(19845.889230) expected=34.267494
+AVColorTransferCharacteristic=5 calling func(98678.423100) expected=60.764620
+AVColorTransferCharacteristic=5 calling func(99999.899998) expected=61.054001
+AVColorTransferCharacteristic=6 calling func(-0.100000) expected=0.000000
+AVColorTransferCharacteristic=6 calling func(-0.018054) expected=0.000000
+AVColorTransferCharacteristic=6 calling func(-0.010000) expected=0.000000
+AVColorTransferCharacteristic=6 calling func(-0.004490) expected=0.000000
+AVColorTransferCharacteristic=6 calling func(0.000000) expected=0.000000
+AVColorTransferCharacteristic=6 calling func(0.003162) expected=0.014230
+AVColorTransferCharacteristic=6 calling func(0.005000) expected=0.022500
+AVColorTransferCharacteristic=6 calling func(0.009000) expected=0.040500
+AVColorTransferCharacteristic=6 calling func(0.015000) expected=0.067500
+AVColorTransferCharacteristic=6 calling func(0.100000) expected=0.290748
+AVColorTransferCharacteristic=6 calling func(1.000000) expected=1.000000
+AVColorTransferCharacteristic=6 calling func(52.370000) expected=6.427531
+AVColorTransferCharacteristic=6 calling func(125.098765) expected=9.558517
+AVColorTransferCharacteristic=6 calling func(1999.111230) expected=33.512490
+AVColorTransferCharacteristic=6 calling func(6945.443000) expected=58.768794
+AVColorTransferCharacteristic=6 calling func(15123.456700) expected=83.452916
+AVColorTransferCharacteristic=6 calling func(19845.889230) expected=94.321297
+AVColorTransferCharacteristic=6 calling func(98678.423100) expected=194.219568
+AVColorTransferCharacteristic=6 calling func(99999.899998) expected=195.386306
+AVColorTransferCharacteristic=7 calling func(-0.100000) expected=0.000000
+AVColorTransferCharacteristic=7 calling func(-0.018054) expected=0.000000
+AVColorTransferCharacteristic=7 calling func(-0.010000) expected=0.000000
+AVColorTransferCharacteristic=7 calling func(-0.004490) expected=0.000000
+AVColorTransferCharacteristic=7 calling func(0.000000) expected=0.000000
+AVColorTransferCharacteristic=7 calling func(0.003162) expected=0.012649
+AVColorTransferCharacteristic=7 calling func(0.005000) expected=0.020000
+AVColorTransferCharacteristic=7 calling func(0.009000) expected=0.036000
+AVColorTransferCharacteristic=7 calling func(0.015000) expected=0.060000
+AVColorTransferCharacteristic=7 calling func(0.100000) expected=0.282875
+AVColorTransferCharacteristic=7 calling func(1.000000) expected=1.000000
+AVColorTransferCharacteristic=7 calling func(52.370000) expected=6.487781
+AVColorTransferCharacteristic=7 calling func(125.098765) expected=9.653524
+AVColorTransferCharacteristic=7 calling func(1999.111230) expected=33.873408
+AVColorTransferCharacteristic=7 calling func(6945.443000) expected=59.410079
+AVColorTransferCharacteristic=7 calling func(15123.456700) expected=84.368216
+AVColorTransferCharacteristic=7 calling func(19845.889230) expected=95.357247
+AVColorTransferCharacteristic=7 calling func(98678.423100) expected=196.364477
+AVColorTransferCharacteristic=7 calling func(99999.899998) expected=197.544167
+AVColorTransferCharacteristic=8 calling func(-0.100000) expected=-0.100000
+AVColorTransferCharacteristic=8 calling func(-0.018054) expected=-0.018054
+AVColorTransferCharacteristic=8 calling func(-0.010000) expected=-0.010000
+AVColorTransferCharacteristic=8 calling func(-0.004490) expected=-0.004490
+AVColorTransferCharacteristic=8 calling func(0.000000) expected=0.000000
+AVColorTransferCharacteristic=8 calling func(0.003162) expected=0.003162
+AVColorTransferCharacteristic=8 calling func(0.005000) expected=0.005000
+AVColorTransferCharacteristic=8 calling func(0.009000) expected=0.009000
+AVColorTransferCharacteristic=8 calling func(0.015000) expected=0.015000
+AVColorTransferCharacteristic=8 calling func(0.100000) expected=0.100000
+AVColorTransferCharacteristic=8 calling func(1.000000) expected=1.000000
+AVColorTransferCharacteristic=8 calling func(52.370000) expected=52.370000
+AVColorTransferCharacteristic=8 calling func(125.098765) expected=125.098765
+AVColorTransferCharacteristic=8 calling func(1999.111230) expected=1999.111230
+AVColorTransferCharacteristic=8 calling func(6945.443000) expected=6945.443000
+AVColorTransferCharacteristic=8 calling func(15123.456700) expected=15123.456700
+AVColorTransferCharacteristic=8 calling func(19845.889230) expected=19845.889230
+AVColorTransferCharacteristic=8 calling func(98678.423100) expected=98678.423100
+AVColorTransferCharacteristic=8 calling func(99999.899998) expected=99999.899998
+AVColorTransferCharacteristic=9 calling func(-0.100000) expected=0.000000
+AVColorTransferCharacteristic=9 calling func(-0.018054) expected=0.000000
+AVColorTransferCharacteristic=9 calling func(-0.010000) expected=0.000000
+AVColorTransferCharacteristic=9 calling func(-0.004490) expected=0.000000
+AVColorTransferCharacteristic=9 calling func(0.000000) expected=0.000000
+AVColorTransferCharacteristic=9 calling func(0.003162) expected=0.000000
+AVColorTransferCharacteristic=9 calling func(0.005000) expected=0.000000
+AVColorTransferCharacteristic=9 calling func(0.009000) expected=0.000000
+AVColorTransferCharacteristic=9 calling func(0.015000) expected=0.088046
+AVColorTransferCharacteristic=9 calling func(0.100000) expected=0.500000
+AVColorTransferCharacteristic=9 calling func(1.000000) expected=1.000000
+AVColorTransferCharacteristic=9 calling func(52.370000) expected=1.859541
+AVColorTransferCharacteristic=9 calling func(125.098765) expected=2.048627
+AVColorTransferCharacteristic=9 calling func(1999.111230) expected=2.650418
+AVColorTransferCharacteristic=9 calling func(6945.443000) expected=2.920850
+AVColorTransferCharacteristic=9 calling func(15123.456700) expected=3.089826
+AVColorTransferCharacteristic=9 calling func(19845.889230) expected=3.148835
+AVColorTransferCharacteristic=9 calling func(98678.423100) expected=3.497111
+AVColorTransferCharacteristic=9 calling func(99999.899998) expected=3.500000
+AVColorTransferCharacteristic=10 calling func(-0.100000) expected=0.000000
+AVColorTransferCharacteristic=10 calling func(-0.018054) expected=0.000000
+AVColorTransferCharacteristic=10 calling func(-0.010000) expected=0.000000
+AVColorTransferCharacteristic=10 calling func(-0.004490) expected=0.000000
+AVColorTransferCharacteristic=10 calling func(0.000000) expected=0.000000
+AVColorTransferCharacteristic=10 calling func(0.003162) expected=0.000000
+AVColorTransferCharacteristic=10 calling func(0.005000) expected=0.079588
+AVColorTransferCharacteristic=10 calling func(0.009000) expected=0.181697
+AVColorTransferCharacteristic=10 calling func(0.015000) expected=0.270437
+AVColorTransferCharacteristic=10 calling func(0.100000) expected=0.600000
+AVColorTransferCharacteristic=10 calling func(1.000000) expected=1.000000
+AVColorTransferCharacteristic=10 calling func(52.370000) expected=1.687633
+AVColorTransferCharacteristic=10 calling func(125.098765) expected=1.838901
+AVColorTransferCharacteristic=10 calling func(1999.111230) expected=2.320335
+AVColorTransferCharacteristic=10 calling func(6945.443000) expected=2.536680
+AVColorTransferCharacteristic=10 calling func(15123.456700) expected=2.671860
+AVColorTransferCharacteristic=10 calling func(19845.889230) expected=2.719068
+AVColorTransferCharacteristic=10 calling func(98678.423100) expected=2.997689
+AVColorTransferCharacteristic=10 calling func(99999.899998) expected=3.000000
+AVColorTransferCharacteristic=11 calling func(-0.100000) expected=-0.290748
+AVColorTransferCharacteristic=11 calling func(-0.018054) expected=-0.081243
+AVColorTransferCharacteristic=11 calling func(-0.010000) expected=-0.045000
+AVColorTransferCharacteristic=11 calling func(-0.004490) expected=-0.020205
+AVColorTransferCharacteristic=11 calling func(0.000000) expected=0.000000
+AVColorTransferCharacteristic=11 calling func(0.003162) expected=0.014230
+AVColorTransferCharacteristic=11 calling func(0.005000) expected=0.022500
+AVColorTransferCharacteristic=11 calling func(0.009000) expected=0.040500
+AVColorTransferCharacteristic=11 calling func(0.015000) expected=0.067500
+AVColorTransferCharacteristic=11 calling func(0.100000) expected=0.290748
+AVColorTransferCharacteristic=11 calling func(1.000000) expected=1.000000
+AVColorTransferCharacteristic=11 calling func(52.370000) expected=6.427531
+AVColorTransferCharacteristic=11 calling func(125.098765) expected=9.558517
+AVColorTransferCharacteristic=11 calling func(1999.111230) expected=33.512490
+AVColorTransferCharacteristic=11 calling func(6945.443000) expected=58.768794
+AVColorTransferCharacteristic=11 calling func(15123.456700) expected=83.452916
+AVColorTransferCharacteristic=11 calling func(19845.889230) expected=94.321297
+AVColorTransferCharacteristic=11 calling func(98678.423100) expected=194.219568
+AVColorTransferCharacteristic=11 calling func(99999.899998) expected=195.386306
+AVColorTransferCharacteristic=12 calling func(-0.100000) expected=-0.206787
+AVColorTransferCharacteristic=12 calling func(-0.018054) expected=-0.109049
+AVColorTransferCharacteristic=12 calling func(-0.010000) expected=-0.089387
+AVColorTransferCharacteristic=12 calling func(-0.004490) expected=-0.020205
+AVColorTransferCharacteristic=12 calling func(0.000000) expected=0.000000
+AVColorTransferCharacteristic=12 calling func(0.003162) expected=0.014230
+AVColorTransferCharacteristic=12 calling func(0.005000) expected=0.022500
+AVColorTransferCharacteristic=12 calling func(0.009000) expected=0.040500
+AVColorTransferCharacteristic=12 calling func(0.015000) expected=0.067500
+AVColorTransferCharacteristic=12 calling func(0.100000) expected=0.290748
+AVColorTransferCharacteristic=12 calling func(1.000000) expected=1.000000
+AVColorTransferCharacteristic=12 calling func(52.370000) expected=6.427531
+AVColorTransferCharacteristic=12 calling func(125.098765) expected=9.558517
+AVColorTransferCharacteristic=12 calling func(1999.111230) expected=33.512490
+AVColorTransferCharacteristic=12 calling func(6945.443000) expected=58.768794
+AVColorTransferCharacteristic=12 calling func(15123.456700) expected=83.452916
+AVColorTransferCharacteristic=12 calling func(19845.889230) expected=94.321297
+AVColorTransferCharacteristic=12 calling func(98678.423100) expected=194.219568
+AVColorTransferCharacteristic=12 calling func(99999.899998) expected=195.386306
+AVColorTransferCharacteristic=13 calling func(-0.100000) expected=0.000000
+AVColorTransferCharacteristic=13 calling func(-0.018054) expected=0.000000
+AVColorTransferCharacteristic=13 calling func(-0.010000) expected=0.000000
+AVColorTransferCharacteristic=13 calling func(-0.004490) expected=0.000000
+AVColorTransferCharacteristic=13 calling func(0.000000) expected=0.000000
+AVColorTransferCharacteristic=13 calling func(0.003162) expected=0.040849
+AVColorTransferCharacteristic=13 calling func(0.005000) expected=0.061009
+AVColorTransferCharacteristic=13 calling func(0.009000) expected=0.093202
+AVColorTransferCharacteristic=13 calling func(0.015000) expected=0.128354
+AVColorTransferCharacteristic=13 calling func(0.100000) expected=0.349190
+AVColorTransferCharacteristic=13 calling func(1.000000) expected=1.000000
+AVColorTransferCharacteristic=13 calling func(52.370000) expected=5.434552
+AVColorTransferCharacteristic=13 calling func(125.098765) expected=7.835561
+AVColorTransferCharacteristic=13 calling func(1999.111230) expected=24.983090
+AVColorTransferCharacteristic=13 calling func(6945.443000) expected=42.013863
+AVColorTransferCharacteristic=13 calling func(15123.456700) expected=58.125003
+AVColorTransferCharacteristic=13 calling func(19845.889230) expected=65.100117
+AVColorTransferCharacteristic=13 calling func(98678.423100) expected=127.054607
+AVColorTransferCharacteristic=13 calling func(99999.899998) expected=127.761115
+AVColorTransferCharacteristic=14 calling func(-0.100000) expected=0.000000
+AVColorTransferCharacteristic=14 calling func(-0.018054) expected=0.000000
+AVColorTransferCharacteristic=14 calling func(-0.010000) expected=0.000000
+AVColorTransferCharacteristic=14 calling func(-0.004490) expected=0.000000
+AVColorTransferCharacteristic=14 calling func(0.000000) expected=0.000000
+AVColorTransferCharacteristic=14 calling func(0.003162) expected=0.014230
+AVColorTransferCharacteristic=14 calling func(0.005000) expected=0.022500
+AVColorTransferCharacteristic=14 calling func(0.009000) expected=0.040500
+AVColorTransferCharacteristic=14 calling func(0.015000) expected=0.067500
+AVColorTransferCharacteristic=14 calling func(0.100000) expected=0.290748
+AVColorTransferCharacteristic=14 calling func(1.000000) expected=1.000000
+AVColorTransferCharacteristic=14 calling func(52.370000) expected=6.427531
+AVColorTransferCharacteristic=14 calling func(125.098765) expected=9.558517
+AVColorTransferCharacteristic=14 calling func(1999.111230) expected=33.512490
+AVColorTransferCharacteristic=14 calling func(6945.443000) expected=58.768794
+AVColorTransferCharacteristic=14 calling func(15123.456700) expected=83.452916
+AVColorTransferCharacteristic=14 calling func(19845.889230) expected=94.321297
+AVColorTransferCharacteristic=14 calling func(98678.423100) expected=194.219568
+AVColorTransferCharacteristic=14 calling func(99999.899998) expected=195.386306
+AVColorTransferCharacteristic=15 calling func(-0.100000) expected=0.000000
+AVColorTransferCharacteristic=15 calling func(-0.018054) expected=0.000000
+AVColorTransferCharacteristic=15 calling func(-0.010000) expected=0.000000
+AVColorTransferCharacteristic=15 calling func(-0.004490) expected=0.000000
+AVColorTransferCharacteristic=15 calling func(0.000000) expected=0.000000
+AVColorTransferCharacteristic=15 calling func(0.003162) expected=0.014230
+AVColorTransferCharacteristic=15 calling func(0.005000) expected=0.022500
+AVColorTransferCharacteristic=15 calling func(0.009000) expected=0.040500
+AVColorTransferCharacteristic=15 calling func(0.015000) expected=0.067500
+AVColorTransferCharacteristic=15 calling func(0.100000) expected=0.290748
+AVColorTransferCharacteristic=15 calling func(1.000000) expected=1.000000
+AVColorTransferCharacteristic=15 calling func(52.370000) expected=6.427531
+AVColorTransferCharacteristic=15 calling func(125.098765) expected=9.558517
+AVColorTransferCharacteristic=15 calling func(1999.111230) expected=33.512490
+AVColorTransferCharacteristic=15 calling func(6945.443000) expected=58.768794
+AVColorTransferCharacteristic=15 calling func(15123.456700) expected=83.452916
+AVColorTransferCharacteristic=15 calling func(19845.889230) expected=94.321297
+AVColorTransferCharacteristic=15 calling func(98678.423100) expected=194.219568
+AVColorTransferCharacteristic=15 calling func(99999.899998) expected=195.386306
+AVColorTransferCharacteristic=16 calling func(-0.100000) expected=0.000000
+AVColorTransferCharacteristic=16 calling func(-0.018054) expected=0.000000
+AVColorTransferCharacteristic=16 calling func(-0.010000) expected=0.000000
+AVColorTransferCharacteristic=16 calling func(-0.004490) expected=0.000000
+AVColorTransferCharacteristic=16 calling func(0.000000) expected=0.000001
+AVColorTransferCharacteristic=16 calling func(0.003162) expected=0.011839
+AVColorTransferCharacteristic=16 calling func(0.005000) expected=0.015076
+AVColorTransferCharacteristic=16 calling func(0.009000) expected=0.020379
+AVColorTransferCharacteristic=16 calling func(0.015000) expected=0.026255
+AVColorTransferCharacteristic=16 calling func(0.100000) expected=0.062337
+AVColorTransferCharacteristic=16 calling func(1.000000) expected=0.149946
+AVColorTransferCharacteristic=16 calling func(52.370000) expected=0.444693
+AVColorTransferCharacteristic=16 calling func(125.098765) expected=0.530719
+AVColorTransferCharacteristic=16 calling func(1999.111230) expected=0.827376
+AVColorTransferCharacteristic=16 calling func(6945.443000) expected=0.961586
+AVColorTransferCharacteristic=16 calling func(15123.456700) expected=1.042921
+AVColorTransferCharacteristic=16 calling func(19845.889230) expected=1.070677
+AVColorTransferCharacteristic=16 calling func(98678.423100) expected=1.225908
+AVColorTransferCharacteristic=16 calling func(99999.899998) expected=1.227127
+AVColorTransferCharacteristic=17 calling func(-0.100000) expected=0.000000
+AVColorTransferCharacteristic=17 calling func(-0.018054) expected=0.000000
+AVColorTransferCharacteristic=17 calling func(-0.010000) expected=0.000000
+AVColorTransferCharacteristic=17 calling func(-0.004490) expected=0.000000
+AVColorTransferCharacteristic=17 calling func(0.000000) expected=0.000000
+AVColorTransferCharacteristic=17 calling func(0.003162) expected=0.105659
+AVColorTransferCharacteristic=17 calling func(0.005000) expected=0.126018
+AVColorTransferCharacteristic=17 calling func(0.009000) expected=0.157985
+AVColorTransferCharacteristic=17 calling func(0.015000) expected=0.192284
+AVColorTransferCharacteristic=17 calling func(0.100000) expected=0.398869
+AVColorTransferCharacteristic=17 calling func(1.000000) expected=0.967043
+AVColorTransferCharacteristic=17 calling func(52.370000) expected=4.432321
+AVColorTransferCharacteristic=17 calling func(125.098765) expected=6.195572
+AVColorTransferCharacteristic=17 calling func(1999.111230) expected=17.988639
+AVColorTransferCharacteristic=17 calling func(6945.443000) expected=29.041734
+AVColorTransferCharacteristic=17 calling func(15123.456700) expected=39.174525
+AVColorTransferCharacteristic=17 calling func(19845.889230) expected=43.490646
+AVColorTransferCharacteristic=17 calling func(98678.423100) expected=80.593559
+AVColorTransferCharacteristic=17 calling func(99999.899998) expected=81.006971