1 #!/bin/sh 2 # 3 # Copyright 1999-2016 ImageMagick Studio LLC, a non-profit organization 4 # dedicated to making software imaging solutions freely available. 5 # 6 # You may not use this file except in compliance with the License. You may 7 # obtain a copy of the License at 8 # 9 # http://www.imagemagick.org/script/license.php 10 # 11 # Unless required by applicable law or agreed to in writing, software 12 # distributed under the License is distributed on an "AS IS" BASIS, 13 # WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. 14 # See the License for the specific language governing permissions and 15 # limitations under the License. 16 # 17 . ./common.shi 18 . ${srcdir}/tests/common.shi 19 20 depth=`eval ${MAGICK} xc:none -format '%[fx:QuantumRange]' info:-` 21 if [ "X$depth" = "X255" ]; then 22 echo "1..1" 23 echo "ok" 24 exit 0 25 fi 26 echo "1..19" 27 28 # how to generate a one pixel (average rose) color and output its values 29 in="rose: -scale 1x1" # a one pixel image of the average color. 30 out="-format '%[fx:int(255*r+.5)],%[fx:int(255*g+.5)],%[fx:int(255*b+.5)]' info:-" 31 32 # ---------------- 33 34 # Colors to compare results to. 35 error=false 36 average=`eval ${MAGICK} "$in" -noop "$out"` 37 too_dark=`eval ${MAGICK} "$in" -colorspace RGB "$out"` 38 too_light=`eval ${MAGICK} "$in" -set colorspace RGB -colorspace sRGB "$out"` 39 format='%-30s%s\n' # results formating 40 format2='%-30s%-14s%s\n' 41 42 printf "$format2" "Average \"rose:\" Color" "$average" "sRGB(rose)" 43 printf "$format2" "Too Dark Color" "$too_dark" "sRGB(rose)->RGB result" 44 printf "$format2" "Too Light Color" "$too_light" "RGB(rose)->sRGB result" 45 echo '' 46 47 # 48 # Sanity checks 49 # 50 # NOTE: as a extra validation on sanity checks below... 51 # eval ${MAGICK} "$in" -gamma .454545 "$out" 52 # produces a value of 74,25,20 which is close to 73,26,21 below. 53 # eval ${MAGICK} "$in" -gamma 2.2 "$out" 54 # produces a value of 198,158,151 whcih is close to 199,160,152 below. 55 # 56 # Actual values used below come from IM v6.5.4-7 colorspace conversions 57 # 58 error=false 59 if [ "X$average" != "X146,89,80" ]; then 60 echo "Sanity Failure: Average expected to be 145,89,80 - ABORTING" 61 error=true 62 fi 63 if [ "X$too_dark" != "X73,26,21" ]; then 64 echo "Sanity Failure: Too Dark expected to be 73,26,21 - ABORTING" 65 error=true 66 fi 67 if [ "X$too_light" != "X199,160,152" ]; then 68 echo "Sanity Failure: Too Light expected to be 199,160,152 - ABORTING" 69 error=true 70 fi 71 $error && exit 1 72 73 test_color() { 74 test="sRGB" 75 cs=''; 76 for i in "$@"; do 77 test="${test}->$i" # format of the test being performed 78 cs="$cs -colorspace $i" # colorspace operations to perform test 79 done 80 color=`eval ${MAGICK} "$in" $cs "$out"` 81 82 if [ "X$color" = "X$average" ]; then 83 return 0 84 fi 85 # Its failed the round-trip test, now report how it failed! 86 error=true 87 if [ "X$color" = "X$too_light" ]; then 88 return 1 89 fi 90 if [ "X$color" = "X$too_dark" ]; then 91 return 1 92 fi 93 return 1 94 } 95 96 # ---------------- 97 98 test_color RGB sRGB && echo "ok" || echo "not ok" 99 100 test_color XYZ sRGB && echo "ok" || echo "not ok" 101 test_color XYZ RGB sRGB && echo "ok" || echo "not ok" 102 test_color RGB XYZ sRGB && echo "ok" || echo "not ok" 103 104 test_color LAB sRGB && echo "ok" || echo "not ok" 105 test_color XYZ LAB sRGB && echo "ok" || echo "not ok" 106 test_color LAB XYZ sRGB && echo "ok" || echo "not ok" 107 test_color RGB LAB sRGB && echo "ok" || echo "not ok" 108 test_color LAB RGB sRGB && echo "ok" || echo "not ok" 109 110 test_color CMY sRGB && echo "ok" || echo "not ok" 111 test_color CMYK sRGB && echo "ok" || echo "not ok" 112 test_color HSL sRGB && echo "ok" || echo "not ok" 113 test_color HSB sRGB && echo "ok" || echo "not ok" 114 test_color HWB sRGB && echo "ok" || echo "not ok" 115 test_color Log sRGB && echo "ok" || echo "not ok" 116 test_color YIQ sRGB && echo "ok" || echo "not ok" 117 test_color YUV sRGB && echo "ok" || echo "not ok" 118 test_color YCbCr sRGB && echo "ok" || echo "not ok" 119 test_color OHTA sRGB && echo "ok" || echo "not ok" 120 : 121