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Issues/0129 unittests for exr_ctl_exr (#136)
* add exr_ctl_exr unit tests, closes #129 * add valgrind tests for exr_ctl_exr * free memory used by extraAttrs, closes #135
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| Original file line number | Diff line number | Diff line change |
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| if(NOT DEFINED EXR_CTL_EXR_BUILD_DIR) | ||
| set(EXR_CTL_EXR_BUILD_DIR "${CMAKE_BINARY_DIR}/OpenEXR_CTL/exr_ctl_exr") | ||
| message("exr_ctl_exr build director: ${EXR_CTL_EXR_BUILD_DIR}") | ||
| endif() | ||
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| if(NOT DEFINED EXR_CTL_EXR_EXECUTABLE_PATH) | ||
| set(EXR_CTL_EXR_EXECUTABLE_PATH "${EXR_CTL_EXR_BUILD_DIR}/exr_ctl_exr") | ||
| message("exr_ctl_exr test executable: ${EXR_CTL_EXR_EXECUTABLE_PATH}") | ||
| endif() | ||
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| set(EXR_CTL_EXR_OUTPUT_FOLDER "${CMAKE_BINARY_DIR}/unittest/exr_ctl_exr/output") | ||
| message("exr_ctl_exr test output folder will be created at: ${EXR_CTL_EXR_OUTPUT_FOLDER}") | ||
| add_custom_target(exr-ctl-exr-build-time-make-directory ALL | ||
| COMMAND ${CMAKE_COMMAND} -E make_directory ${EXR_CTL_EXR_OUTPUT_FOLDER}) | ||
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| set(TEST_FILES "${PROJECT_SOURCE_DIR}/unittest/exr_ctl_exr") | ||
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| # copy CTL files to build folder | ||
| add_custom_target( | ||
| exr-ctl-exr-build-time-copy-CTL-file1 ALL | ||
| COMMAND ${CMAKE_COMMAND} -E copy | ||
| ${TEST_FILES}/change_saturation.ctl | ||
| "${EXR_CTL_EXR_BUILD_DIR}") | ||
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| if(OpenEXR_FOUND) | ||
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| add_test(NAME "exr-ctl-exr-noargs" COMMAND ${EXR_CTL_EXR_EXECUTABLE_PATH} -C change_saturation "${TEST_FILES}/marci-512.exr" "${EXR_CTL_EXR_OUTPUT_FOLDER}/exr-ctl-exr-noargs.exr" WORKING_DIRECTORY "${EXR_CTL_EXR_BUILD_DIR}") | ||
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| add_test(NAME "exr-ctl-exr-t-3" COMMAND ${EXR_CTL_EXR_EXECUTABLE_PATH} -C change_saturation -t 3 "${TEST_FILES}/marci-512.exr" "${EXR_CTL_EXR_OUTPUT_FOLDER}/exr-ctl-exr-t-3.exr" WORKING_DIRECTORY "${EXR_CTL_EXR_BUILD_DIR}") | ||
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| add_test(NAME "exr-ctl-exr-t-4" COMMAND ${EXR_CTL_EXR_EXECUTABLE_PATH} -C change_saturation -t 4 "${TEST_FILES}/marci-512.exr" "${EXR_CTL_EXR_OUTPUT_FOLDER}/exr-ctl-exr-t-4.exr" WORKING_DIRECTORY "${EXR_CTL_EXR_BUILD_DIR}") | ||
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| add_test(NAME "exr-ctl-exr-sScale-1.0" COMMAND ${EXR_CTL_EXR_EXECUTABLE_PATH} -C change_saturation -float sScale 1.0 "${TEST_FILES}/marci-512.exr" "${EXR_CTL_EXR_OUTPUT_FOLDER}/exr-ctl-exr-sScale-1.0.exr" WORKING_DIRECTORY "${EXR_CTL_EXR_BUILD_DIR}") | ||
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| add_test(NAME "exr-ctl-exr-sScale-1.2" COMMAND ${EXR_CTL_EXR_EXECUTABLE_PATH} -C change_saturation -float sScale 1.2 "${TEST_FILES}/marci-512.exr" "${EXR_CTL_EXR_OUTPUT_FOLDER}/exr-ctl-exr-sScale-1.2.exr" WORKING_DIRECTORY "${EXR_CTL_EXR_BUILD_DIR}") | ||
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| add_test(NAME "exr-ctl-exr-sScale-0.8" COMMAND ${EXR_CTL_EXR_EXECUTABLE_PATH} -C change_saturation -float sScale 0.8 "${TEST_FILES}/marci-512.exr" "${EXR_CTL_EXR_OUTPUT_FOLDER}/exr-ctl-exr-sScale-0.8.exr" WORKING_DIRECTORY "${EXR_CTL_EXR_BUILD_DIR}") | ||
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| add_test(NAME "exr-ctl-exr-sScale-1.2-adoptedNeutral-D65" COMMAND ${EXR_CTL_EXR_EXECUTABLE_PATH} -C change_saturation -float sScale 1.2 -float2 adoptedNeutral 0.31271 0.32902 "${TEST_FILES}/marci-512.exr" "${EXR_CTL_EXR_OUTPUT_FOLDER}/exr-ctl-exr-sScale-1.2-adoptedNeutral-D65.exr" WORKING_DIRECTORY "${EXR_CTL_EXR_BUILD_DIR}") | ||
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| add_test(NAME "exr-ctl-exr-sScale-1.2-adoptedNeutral-D93" COMMAND ${EXR_CTL_EXR_EXECUTABLE_PATH} -C change_saturation -float sScale 1.2 -float2 adoptedNeutral 0.28315 0.29711 "${TEST_FILES}/marci-512.exr" "${EXR_CTL_EXR_OUTPUT_FOLDER}/exr-ctl-exr-sScale-1.2-adoptedNeutral-D93.exr" WORKING_DIRECTORY "${EXR_CTL_EXR_BUILD_DIR}") | ||
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| endif() |
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| /////////////////////////////////////////////////////////////////////////// | ||
| // Copyright (c) 2013 Academy of Motion Picture Arts and Sciences | ||
| // ("A.M.P.A.S."). Portions contributed by others as indicated. | ||
| // All rights reserved. | ||
| // | ||
| // A worldwide, royalty-free, non-exclusive right to copy, modify, create | ||
| // derivatives, and use, in source and binary forms, is hereby granted, | ||
| // subject to acceptance of this license. Performance of any of the | ||
| // aforementioned acts indicates acceptance to be bound by the following | ||
| // terms and conditions: | ||
| // | ||
| // * Copies of source code, in whole or in part, must retain the | ||
| // above copyright notice, this list of conditions and the | ||
| // Disclaimer of Warranty. | ||
| // | ||
| // * Use in binary form must retain the above copyright notice, | ||
| // this list of conditions and the Disclaimer of Warranty in the | ||
| // documentation and/or other materials provided with the distribution. | ||
| // | ||
| // * Nothing in this license shall be deemed to grant any rights to | ||
| // trademarks, copyrights, patents, trade secrets or any other | ||
| // intellectual property of A.M.P.A.S. or any contributors, except | ||
| // as expressly stated herein. | ||
| // | ||
| // * Neither the name "A.M.P.A.S." nor the name of any other | ||
| // contributors to this software may be used to endorse or promote | ||
| // products derivative of or based on this software without express | ||
| // prior written permission of A.M.P.A.S. or the contributors, as | ||
| // appropriate. | ||
| // | ||
| // This license shall be construed pursuant to the laws of the State of | ||
| // California, and any disputes related thereto shall be subject to the | ||
| // jurisdiction of the courts therein. | ||
| // | ||
| // Disclaimer of Warranty: THIS SOFTWARE IS PROVIDED BY A.M.P.A.S. AND | ||
| // CONTRIBUTORS "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, | ||
| // BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY, FITNESS | ||
| // FOR A PARTICULAR PURPOSE, AND NON-INFRINGEMENT ARE DISCLAIMED. IN NO | ||
| // EVENT SHALL A.M.P.A.S., OR ANY CONTRIBUTORS OR DISTRIBUTORS, BE LIABLE | ||
| // FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, RESITUTIONARY, | ||
| // OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF | ||
| // SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS | ||
| // INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN | ||
| // CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) | ||
| // ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF | ||
| // THE POSSIBILITY OF SUCH DAMAGE. | ||
| // | ||
| // WITHOUT LIMITING THE GENERALITY OF THE FOREGOING, THE ACADEMY | ||
| // SPECIFICALLY DISCLAIMS ANY REPRESENTATIONS OR WARRANTIES WHATSOEVER | ||
| // RELATED TO PATENT OR OTHER INTELLECTUAL PROPERTY RIGHTS IN THE ACADEMY | ||
| // COLOR ENCODING SYSTEM, OR APPLICATIONS THEREOF, HELD BY PARTIES OTHER | ||
| // THAN A.M.P.A.S., WHETHER DISCLOSED OR UNDISCLOSED. | ||
| /////////////////////////////////////////////////////////////////////////// | ||
|
|
||
| // | ||
| // Function change_saturation() saturates or desaturates an RGB image by | ||
| // converting the pixels to CIELAB, multiplying the a* and b* components | ||
| // by a caller-supplied factor, sScale, and converting back to RGB. | ||
| // | ||
| // Parameters: | ||
| // | ||
| // R, G, B Input pixel value | ||
| // | ||
| // ROut, GOut, BOut Output pixel value | ||
| // | ||
| // sScale Saturation scale factor: | ||
| // sScale > 1 increases saturation, | ||
| // 0 <= sScale < 1 decreases saturation, | ||
| // | ||
| // chromaticities CIE (x,y) coordinates of the primaries | ||
| // and white point for the input and output | ||
| // pixels | ||
| // | ||
| // whiteLuminance Luminance of pixels with R = G = B = 1 | ||
| // | ||
| // adoptedNeutral CIE (x,y) coordinates of the white stimulus | ||
| // for RGB-to-LAB and LAB-to-RGB conversion. | ||
| // Decreasing or increasing saturation makes | ||
| // the pixel colors move towards or away from | ||
| // the adoptedNeutral value. | ||
| // | ||
|
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| void | ||
| change_saturation | ||
| (output varying half ROut, | ||
| output varying half GOut, | ||
| output varying half BOut, | ||
| varying half R, | ||
| varying half G, | ||
| varying half B, | ||
| float adoptedNeutral[2], | ||
| Chromaticities chromaticities, | ||
| float whiteLuminance = 1.0, | ||
| float sScale = 1.0) | ||
| { | ||
| // | ||
| // Compute the XYZ coordinates of the white stimulus. | ||
| // | ||
|
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| float XYZn[3]; | ||
| XYZn[0] = adoptedNeutral[0] * whiteLuminance / adoptedNeutral[1]; | ||
| XYZn[1] = whiteLuminance; | ||
| XYZn[2] = whiteLuminance / adoptedNeutral[1] - XYZn[0] - whiteLuminance; | ||
|
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| // | ||
| // Convert input RGB value first to XYZ, then to LAB | ||
| // | ||
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| float toXYZ[4][4] = RGBtoXYZ (chromaticities, whiteLuminance); | ||
| float RGB[3] = {R, G, B}; | ||
| float XYZ[3] = mult_f3_f44 (RGB, toXYZ); | ||
| float Lab[3] = XYZtoLab (XYZ, XYZn); | ||
|
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| // | ||
| // Change saturation by scaling the a* and b* coordinates. | ||
| // | ||
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| Lab[1] = Lab[1] * sScale; | ||
| Lab[2] = Lab[2] * sScale; | ||
|
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| // | ||
| // Convert back to XYZ and then to RGB | ||
| // | ||
|
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| XYZ = LabtoXYZ (Lab, XYZn); | ||
| float toRGB[4][4] = XYZtoRGB (chromaticities, whiteLuminance); | ||
| RGB = mult_f3_f44 (XYZ, toRGB); | ||
| ROut = RGB[0]; | ||
| GOut = RGB[1]; | ||
| BOut = RGB[2]; | ||
| } |
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