Couleurs 16 bits en convention 565

Voici un code pour parser le contenu d'un tableau wikipédia, en extraire deux colonnes (en l’occurrence, le nom de la couleur et son code RGB) et le convertir en 565 :

#Auteur : Le Gnu-Bricoleur
#Site internet : http://www.gnu-bricoleur.net/index.php?article6/ecran-lcd-opensmart-et-couleurs-16-bits-565
#Parser le code Wikipedia : https://fr.wikipedia.org/wiki/Couleur_du_Web
 
fichier = open("wiki", "r")
toutesleslignes = fichier.readlines()
 
listecouleurs = []
listergb = []
lister = []
listeg = []
listeb = []
listehexa = []
couleur = False
 
for ligne in toutesleslignes[9:]:
	print ligne
 
	if couleur == True:
		couleur = False
		col = ligne.split(" || ")
		listergb.append(col[2])
 
 
	if ligne[0] == "!":
		couleur = True
		col = ligne[2:].split(",")
		col2 = col[0].split(" ")
		listecouleurs.append(col2[0])
 
 
fichier.close()
print listecouleurs
 
# Convertir les couleurs en 16 bits 565
 
for elt in listergb:
	num = elt[4:]
	num = num[:-1]
	num2 = num.split(",")
	print num2
	lister.append(num2[0])
	listeg.append(num2[1][1:])
	listeb.append(num2[2][1:])
 
 
for i in range(len(lister)):
	r = int(lister[i])
	g = int(listeg[i])
	b = int(listeb[i])
	#r = 255 - int(r)
	#b = 255 - int(b)
	#g = 255 - int(g)
 
	#r = bin(r%32)[2:].zfill(5)
	#g = bin(g%64)[2:].zfill(6)
	#b = bin(b%32)[2:].zfill(5)
 
	r = int((r/255.0)*31)
	g = int((g/255.0)*63)
	b = int((b/255.0)*31)
 
	r = bin(r)[2:].zfill(5)
	g = bin(g)[2:].zfill(6)
	b = bin(b)[2:].zfill(5)
 
	binaire = r + g + b
	hexa = hex(int(binaire, 2))[2:].zfill(4)
	hexa = "0x" + hexa.upper()
	listehexa.append(hexa)
 
fichier = open("couleurs.h", "w")
for i in range(len(listecouleurs)):
	fichier.write("#define " + listecouleurs[i].upper() + " " + listehexa[i] + "\n")
fichier.close

Voici le tableau :

{|class="wikitable"
|-
!scope="col"| Nom(s) de couleur
!scope="col"| Échantillon
!scope="col"| RGB (hex)
!scope="col"| RGB (décimal)
!scope="col"| HSL (° et %)
!scope="col"| HSV (° et %)
!scope="col"| CMYK (%)
|-
! black 
|style="background:#000"| &nbsp; || <code>#000

|| rgb(0, 0, 0) || hsl(0, 0%, 0%) || hsv(0, 0%, 0%) || cmyk(0%, 0%, 0%, 100%)

! dimgray, dimgrey

#696969

! gray, grey

#808080

! darkgray, darkgrey

#A9A9A9

! silver

#C0C0C0

! lightgray, lightgrey

#D3D3D3

! gainsboro

#DCDCDC

! whitesmoke

#F5F5F5

! white

#FFF

! maroon

#800000

! darkred

#8B0000

! red

#F00

! firebrick

#B22222

! brown

#A52A2A

! indianred

#CD5C5C

! lightcoral

#F08080

! rosybrown

#BC8F8F

! snow

#FFFAFA

! mistyrose

#FFE4E1

! salmon

#FA8072

! tomato

#FF6347

! darksalmon

#E9967A

! coral

#FF7F50

! orangered

#FF4500

! lightsalmon

#FFA07A

! sienna

#A0522D

! seashell

#FFF5EE

! saddlebrown

#8B4513

! chocolate

#D2691E

! sandybrown

#F4A460

! peachpuff

#FFDAB9

! peru

#CD853F

! linen

#FAF0E6

! bisque

#FFE4C4

! darkorange

#FF8C00

! burlywood

#DEB887

! tan

#D2B48C

! antiquewhite

#FAEBD7

! navajowhite

#FFDEAD

! blanchedalmond

#FFEBCD

! papayawhip

#FFEFD5

! moccasin

#FFE4B5

! orange

#FFA500

! wheat

#F5DEB3

! oldlace

#FDF5E6

! floralwhite

#FFFAF0

! darkgoldenrod

#B8860B

! goldenrod

#DAA520

! cornsilk

#FFF8DC

! gold

#FFD700

! khaki

#F0E68C

! lemonchiffon

#FFFACD

! palegoldenrod

#EEE8AA

! darkkhaki

#BDB76B

! olive

#808000

! yellow

#FF0

! lightgoldenrodyellow

#FAFAD2

! lightyellow

#FFFFE0

! beige

#F5F5DC

! ivory

#FFFFF0

! olivedrab

#6B8E23

! yellowgreen

#9ACD32

! darkolivegreen

#556B2F

! greenyellow

#ADFF2F

! chartreuse

#7FFF00

! lawngreen

#7CFC00

! darkgreen

#006400

! green

#008000

! lime

#0F0

! limegreen

#32CD32

! forestgreen

#228B22

! lightgreen

#90EE90

! palegreen

#98FB98

! darkseagreen

#8FBC8F

! honeydew

#F0FFF0

! seagreen

#2E8B57

! mediumseagreen

#3CB371

! springgreen

#00FF7F

! mintcream

#F5FFFA

! mediumspringgreen

#00FA9A

! mediumaquamarine

#66CDAA

! aquamarine

#7FFFD4

! turquoise

#40E0D0

! lightseagreen

#20B2AA

! mediumturquoise

#48D1CC

! teal

#008080

! darkcyan

#008B8B

! aqua, cyan

#0FF

! darkslategray, darkslategrey

#2F4F4F

! paleturquoise

#AFEEEE

! lightcyan

#E0FFFF

! azure

#F0FFFF

! darkturquoise

#00CED1

! cadetblue

#5F9EA0

! powderblue

#B0E0E6

! lightblue

#ADD8E6

! deepskyblue

#00BFFF

! skyblue

#87CEEB

! lightskyblue

#87CEFA

! steelblue

#4682B4

! aliceblue

#F0F8FF

! dodgerblue

#1E90FF

! slategray, slategrey

#708090

! lightslategray, lightslategrey

#789

! lightsteelblue

#B0C4DE

! cornflowerblue

#6495ED

! royalblue

#4169E1

! navy

#000080

! darkblue

#00008B

! mediumblue

#0000CD

! blue

#00F

! midnightblue

#191970

! lavender

#E6E6FA

! ghostwhite

#F8F8FF

! slateblue

#6A5ACD

! mediumslateblue

#7B68EE

! darkslateblue

#483D8B

! mediumpurple

#9370DB

! blueviolet

#8A2BE2

! indigo

#4B0082

! darkorchid

#9932CC

! darkviolet

#9400D3

! mediumorchid

#BA55D3

! purple

#800080

! darkmagenta

#8B008B

! fuchsia, magenta

#F0F

! violet

#EE82EE

! plum

#DDA0DD

! thistle

#D8BFD8

! orchid

#DA70D6

! mediumvioletred

#C71585

! deeppink

#FF1493

! hotpink

#FF69B4

! lavenderblush

#FFF0F5

! palevioletred

#DB7093

! crimson

#DC143C

! pink

#FFC0CB

! lightpink

#FFB6C1

</code>

Voici le résultat (les couleurs sont inversées volontairement car mon écran afficahit les couleurs complémentaire. Il est facile en commentant l'inversion dans le code python ci-dessus d'obtenir le tableau des couleurs normales):

 
#define BLACK 0xFFFF
#define DIMGRAY 0x94B2
#define GRAY 0x7BEF
#define DARKGRAY 0x52AA
#define SILVER 0x39E7
#define LIGHTGRAY 0x2945
#define GAINSBORO 0x2104
#define WHITESMOKE 0x0841
#define WHITE 0x0000
#define MAROON 0x7FFF
#define DARKRED 0x77FF
#define RED 0x07FF
#define FIREBRICK 0x4EDA
#define BROWN 0x5699
#define INDIANRED 0x3513
#define LIGHTCORAL 0x0BEF
#define ROSYBROWN 0x436D
#define SNOW 0x0020
#define MISTYROSE 0x00C3
#define SALMON 0x03F1
#define TOMATO 0x04D6
#define DARKSALMON 0x1330
#define CORAL 0x03F5
#define ORANGERED 0x05BF
#define LIGHTSALMON 0x02F0
#define SIENNA 0x5D59
#define SEASHELL 0x0042
#define SADDLEBROWN 0x75BC
#define CHOCOLATE 0x2CBB
#define SANDYBROWN 0x0AD3
#define PEACHPUFF 0x0128
#define PERU 0x33D7
#define LINEN 0x0063
#define BISQUE 0x00C7
#define DARKORANGE 0x039F
#define BURLYWOOD 0x222E
#define TAN 0x2A4D
#define ANTIQUEWHITE 0x0084
#define NAVAJOWHITE 0x0109
#define BLANCHEDALMOND 0x0086
#define PAPAYAWHIP 0x0065
#define MOCCASIN 0x00C8
#define ORANGE 0x02DF
#define WHEAT 0x0909
#define OLDLACE 0x0043
#define FLORALWHITE 0x0021
#define DARKGOLDENROD 0x43BD
#define GOLDENROD 0x22DB
#define CORNSILK 0x0024
#define GOLD 0x013F
#define KHAKI 0x08CD
#define LEMONCHIFFON 0x0026
#define PALEGOLDENROD 0x10AA
#define DARKKHAKI 0x4231
#define OLIVE 0x7BFF
#define YELLOW 0x001F
#define LIGHTGOLDENRODYELLOW 0x0025
#define LIGHTYELLOW 0x0003
#define BEIGE 0x0844
#define IVORY 0x0001
#define OLIVEDRAB 0x8B7A
#define YELLOWGREEN 0x6198
#define DARKOLIVEGREEN 0xA499
#define GREENYELLOW 0x4819
#define CHARTREUSE 0x781F
#define LAWNGREEN 0x781F
#define DARKGREEN 0xFCDF
#define GREEN 0xFBFF
#define LIME 0xF81F
#define LIMEGREEN 0xC198
#define FORESTGREEN 0xD39A
#define LIGHTGREEN 0x688D
#define PALEGREEN 0x600C
#define DARKSEAGREEN 0x6A0D
#define HONEYDEW 0x0801
#define SEAGREEN 0xCB94
#define MEDIUMSEAGREEN 0xBA51
#define SPRINGGREEN 0xF80F
#define MINTCREAM 0x0800
#define MEDIUMSPRINGGREEN 0xF82C
#define MEDIUMAQUAMARINE 0x918A
#define AQUAMARINE 0x7805
#define TURQUOISE 0xB8E5
#define LIGHTSEAGREEN 0xDA6A
#define MEDIUMTURQUOISE 0xB166
#define TEAL 0xFBEF
#define DARKCYAN 0xFB8E
#define AQUA 0xF800
#define DARKSLATEGRAY 0xCD75
#define PALETURQUOISE 0x4882
#define LIGHTCYAN 0x1800
#define AZURE 0x0800
#define DARKTURQUOISE 0xF985
#define CADETBLUE 0x9AEB
#define POWDERBLUE 0x48E3
#define LIGHTBLUE 0x4923
#define DEEPSKYBLUE 0xF9E0
#define SKYBLUE 0x7182
#define LIGHTSKYBLUE 0x7180
#define STEELBLUE 0xB3C9
#define ALICEBLUE 0x0820
#define DODGERBLUE 0xDB60
#define SLATEGRAY 0x8BED
#define LIGHTSLATEGRAY 0x83AC
#define LIGHTSTEELBLUE 0x49C4
#define CORNFLOWERBLUE 0x9342
#define ROYALBLUE 0xBCA3
#define NAVY 0xFFEF
#define DARKBLUE 0xFFEE
#define MEDIUMBLUE 0xFFE6
#define BLUE 0xFFE0
#define MIDNIGHTBLUE 0xDF11
#define LAVENDER 0x18C0
#define GHOSTWHITE 0x0020
#define SLATEBLUE 0x9506
#define MEDIUMSLATEBLUE 0x84A2
#define DARKSLATEBLUE 0xB5EE
#define MEDIUMPURPLE 0x6C64
#define BLUEVIOLET 0x7683
#define INDIGO 0xAFEF
#define DARKORCHID 0x6646
#define DARKVIOLET 0x6FE5
#define MEDIUMORCHID 0x4545
#define PURPLE 0x7FEF
#define DARKMAGENTA 0x77EE
#define FUCHSIA 0x07E0
#define VIOLET 0x13C2
#define PLUM 0x22E4
#define THISTLE 0x21E4
#define ORCHID 0x2464
#define MEDIUMVIOLETRED 0x372E
#define DEEPPINK 0x074D
#define HOTPINK 0x04A9
#define LAVENDERBLUSH 0x0061
#define PALEVIOLETRED 0x246D
#define CRIMSON 0x2757
#define PINK 0x01E6
#define LIGHTPINK 0x0247