Thomas Mansencal KelSolaar

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Bending Light

Colour Science & Digital Imaging

KelSolaar / ocio_windows_compilation_errors_001.txt

Created June 6, 2017 01:57

OCIO - Windows Compilation Errors - 001

	[localhost] local: cmake D:\Documents\Development\ThirdParty\opencolorio\OpenColorIO -DCMAKE_INSTALL_PREFIX=D:\Documents\Development\ThirdParty\opencolorio/build\release -DBOOST_ROOT=C:\Users\thomas\Packages\boost\1.64.0\platform-windows\boost -DOCIO_USE_BOOST_PTR=ON -G "Visual Studio 15 Win64" -T v141,host=x64
	-- The C compiler identification is MSVC 19.10.25019.0
	-- The CXX compiler identification is MSVC 19.10.25019.0
	-- Check for working C compiler: C:/Program Files (x86)/Microsoft Visual Studio/2017/BuildTools/VC/Tools/MSVC/14.10.25017/bin/HostX64/x64/cl.exe
	-- Check for working C compiler: C:/Program Files (x86)/Microsoft Visual Studio/2017/BuildTools/VC/Tools/MSVC/14.10.25017/bin/HostX64/x64/cl.exe -- works
	-- Detecting C compiler ABI info
	-- Detecting C compiler ABI info - done
	-- Check for working CXX compiler: C:/Program Files (x86)/Microsoft Visual Studio/2017/BuildTools/VC/Tools/MSVC/14.10.25017/bin/HostX64/x64/cl.exe
	-- Check for working CXX compiler: C:/Program Files (x86)/Microsoft Visual Studi

KelSolaar / oiio_windows_compilation_errors_001.txt

Created June 5, 2017 20:20

OIIO - Windows Compilation Errors - 001

	[localhost] local: cmake D:\Documents\Development\ThirdParty\openimageio\oiio -DCMAKE_INSTALL_PREFIX=D:\Documents\Development\ThirdParty\openimageio/build\release -DILMBASE_INCLUDE_PATH=C:\Users\thomas\Packages\ilmbase\2.2.0\ilmbase\include -DOPENEXR_INCLUDE_PATH=C:\Users\thomas\Packages\openexr\2.2.0\openexr\include -DBOOST_ROOT=C:\Users\thomas\Packages\boost\1.64.0\boost -G "Visual Studio 15 Win64" -T v141,host=x64
	-- The C compiler identification is MSVC 19.10.25019.0
	-- The CXX compiler identification is MSVC 19.10.25019.0
	-- Check for working C compiler: C:/Program Files (x86)/Microsoft Visual Studio/2017/BuildTools/VC/Tools/MSVC/14.10.25017/bin/HostX64/x64/cl.exe
	-- Check for working C compiler: C:/Program Files (x86)/Microsoft Visual Studio/2017/BuildTools/VC/Tools/MSVC/14.10.25017/bin/HostX64/x64/cl.exe -- works
	-- Detecting C compiler ABI info
	-- Detecting C compiler ABI info - done
	-- Check for working CXX compiler: C:/Program Files (x86)/Microsoft Visual Studio/2017/BuildTools/VC/Tools/MSVC/14.10.2

KelSolaar / hdr_merge.py

Created May 29, 2017 20:47

HDR Merge

	import os
	import numpy as np

	import colour
	from colour_hdri import *

	RESOURCES_DIRECTORY = '/Users/kelsolaar/Downloads/Tiff'

	TIFF_FILES = filter_files(RESOURCES_DIRECTORY, ('tiff',))

KelSolaar / eos_c700_primaries_derivation.py

Created March 28, 2017 04:47

EOS C700 - Primaries Derivation

	# IDT.Canon.EOSC700_CanonLog_CinemaGamut_TypeC_D55.a1.v1.ctl

	import numpy as np
	import colour

	EOSC700_CINEMAGAMUT_TO_ACES_2065_1 = np.array(
	[[0.763064455, 0.149021161, 0.087914384],
	[0.003657457, 1.10696038, -0.110617837],
	[-0.009407794, - 0.218383305, 1.227791099]])

KelSolaar / fits_demosaicing.py

Created March 25, 2017 03:30

Fits - Demosaicing

	import numpy as np
	from astropy.io import fits

	import colour
	import colour_demosaicing


	image = its.getdata('test.fits', ext=0).astype(np.float_) / 255.0
	# image = colour.orient(image, '90 CW')

KelSolaar / cie_e_no_k_factor_normalisation.py

Created March 17, 2017 19:45

CIE E - No k Factor Normalisation

	import colour

	# Normalisation factor k = 1 in colour.spectral_to_XYZ_integration:
	# https://github.com/colour-science/colour/blob/535609305db468d1f7e96e2500c110dc6550803c/colour/colorimetry/tristimulus.py#L471
	colour.spectral_to_XYZ_integration(colour.ILLUMINANTS_RELATIVE_SPDS['E']) / 100

	# array([ 106.86546949, 106.8569171 , 106.89225128])

KelSolaar / rgb_to_hsv_roundtrips.py

Created March 7, 2017 04:29

RGB to HSV - Roundtrips

	import numpy as np

	import colour

	RGB_i = [0.325683457522574, 0.094356847568351, 0.745367969845698]
	RGB_o = np.ones(3)

	for i in range(10000):
	RGB_o = colour.HSV_to_RGB(colour.RGB_to_HSV(RGB_i))

KelSolaar / rimm_romm_rgb_d65_to_aces_cg.py

Last active February 23, 2017 19:38

RIMM ROMM RGB D65 to ACEScg

	# Using latest colour develop branch.

	import colour

	D65 = colour.ILLUMINANTS['cie_2_1931']['D65']
	P = colour.ROMM_RGB_COLOURSPACE.primaries
	W = colour.ROMM_RGB_COLOURSPACE.whitepoint

	P_a = colour.chromatically_adapted_primaries(P, W, D65)

KelSolaar / colour_rgb_colourspace_definition.py

Created December 31, 2016 04:40

Colour - RGB Colourspace Definition

	import numpy as np

	import colour

	# Manual NPM Derivation
	primaries=np.array([[0.1, 0.2],
	[0.3, 0.4],
	[0.5, 0.6]])
	whitepoint=np.array([0.5, 0.5])
	npm = colour.normalised_primary_matrix(

KelSolaar / gist:24c8ec4d9c35dbaebaca7fea3cc15910

Created December 28, 2016 20:51 — forked from levelsio/gist:122907e95956602e5c09

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