Snippets

SeanB Create a LibDem Banner from two images.

Created by SeanB
libdem-bannerate.py
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from PIL import Image,ImageDraw 

def resize_image(img,iMaxHeight):
    wpercent = (iMaxHeight/float(img.size[1]))
    vsize = int((float(img.size[0])*float(wpercent)))
    img = img.resize((vsize,iMaxHeight), Image.LANCZOS)
    return img

def make_banner(file1,file2,outfile,iHeight = 640 ):
    image1 = Image.open(file1)
    image2 = Image.open(file2)

    image1 = resize_image(image1,iHeight) 
    image2 = resize_image(image2,iHeight) 
    
    iMaxWidth = image1.size[0] + image2.size[0] 
    iMid = image1.size[0]

    nBarWidth = 0.28 
    nTopTriangleHeight = 0.6

    output = Image.new('RGB',(iMaxWidth,640))
    output.paste(image1, (0,0))
    output.paste(image2, (iMid,0))

    #put some triangles on it. 
    draw = ImageDraw.Draw(output,'RGBA')
    iLength = iHeight / 2
    iStart = int (iHeight *0.3)
    draw.polygon([(iMid,iStart), (iMid-iLength, 640), (iMid+iLength,640)], fill = (250,160,26,255))

    iMid = image1.size[0]
    ileftBlack = iMid - int(iHeight*0.215)
    iRightBlack = ileftBlack + int(iHeight*0.6)
    iMidBlack = ileftBlack + int(iHeight*0.3)
    iBar = int(iHeight*0.1)

    draw.polygon([(ileftBlack,0), (iRightBlack,0), (iMidBlack, int(iHeight*0.42))], fill=(21,33,23,255)) 
    transpo = [ (ileftBlack,0),           (ileftBlack+iBar,0) , (iMid+iLength+iBar,640),  (iMid+iLength,640)  ]

    draw.polygon(transpo,fill = (250,160,26,127))
    output.convert('RGB').save(outfile,'jpeg')


import sys
print ("making a libdem banner")
print ('Number of arguments: ' + str(len(sys.argv)) +  ' arguments.')
print ('Argument List: ' + str(sys.argv) )


file1 = sys.argv[1] 
file2 = sys.argv[2] 
output = "banner.jpg"
make_banner(file1,file2,output)

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