def deferred_pgmagick():
im = PGImage(imagename)
im.filterType(FilterTypes.CatromFilter)
im.zoom(Geometry(1024, 768))
im.quality(85)
im.magick('jpeg')
im.write(Blob())
def convertGMtoPIL(gmimage):
"""
Convert GraphicsMagick image to PIL
work with grayscale and colour
"""
img = Image(gmimage) # make copy
gmimage.depth(8)
img.magick("RGB")
w, h = img.columns(), img.rows()
blob = Blob()
img.write(blob)
data = blob.data
# convert string array to an RGB PIL image
pilimage = PilImage.fromstring('RGB', (w, h), data)
return pilimage
def convertGMtoPIL(gmimage):
"""
Convert GraphicsMagick image to PIL
work with grayscale and colour
"""
img = Image(gmimage) # make copy
gmimage.depth(8)
img.magick("RGB")
w, h = img.columns(), img.rows()
blob = Blob()
img.write(blob)
data = blob.data
# convert string array to an RGB PIL image
pilimage = PilImage.fromstring("RGB", (w, h), data)
return pilimage
def gera_xyz(imagem):
'''
* reduz a imagem a 25% da dimensão em pixels e converte para GIF 64 cores;
* gera um arquivo .txt com os dados pixel a pixel, quanto às cores em RGB
e xyz
'''
print messages.strings['welcome']
print messages.strings['crexyz']
img_base = Blob(open(imagem).read())
img_alvo = Image(img_base)
img_alvo.magick('GIF')
img_alvo.colorSpace = 'XYZ'
img_alvo.scale('25%')
img_alvo.quantizeColors(64)
img_alvo.quantizeDither(img_alvo.quantize(64))
img_alvo.write('./tmp.txt')
with open('./tmp.txt', 'r') as tt:
return tt.readlines()
def gera_xyz(imagem):
'''
* reduz a imagem a 25% da dimensão em pixels e converte para GIF 64 cores;
* gera um arquivo .txt com os dados pixel a pixel, quanto às cores em RGB
e xyz
'''
print messages.strings['welcome']
print messages.strings['crexyz']
img_base = Blob(open(imagem).read())
img_alvo = Image(img_base)
img_alvo.magick('GIF')
img_alvo.colorSpace = 'XYZ'
img_alvo.scale('25%')
img_alvo.quantizeColors(64)
img_alvo.quantizeDither(img_alvo.quantize(64))
img_alvo.write('./tmp.txt')
with open('./tmp.txt', 'r') as tt:
return tt.readlines()
def buildNodeImage(self,node):
self.buildCounterNode+=1
node['name'] = node['name'].encode("utf-8")
print "{0:.2f}".format(self.buildCounterNode / (self.buildCounterNodeTotal) * 100)," percent complete of this batch \r",
scale = self.scaleFactor
#if node['size'] > 10:
#cale = 4.75
#if node['size'] < 900:
# scale = 4
circleHeight = int(float(node['size'])*scale)
circleWidth = int(float(node['size'])*scale)
canvasHeight = int(circleHeight *2)
canvasWidth = int(circleWidth* 2)
im = Image(Geometry(10,10), 'transparent')
fontsize = self.returnFontSize(canvasHeight)
im.fontPointsize(fontsize)
tm = TypeMetric()
im.fontTypeMetrics(node['name'], tm)
if tm.textWidth() > canvasWidth:
canvasWidth = int(tm.textWidth()) + 5
im = Image(Geometry(canvasWidth,canvasHeight), 'transparent')
im.density("72x72")
im.magick('RGB')
im.resolutionUnits(ResolutionType.PixelsPerInchResolution)
im.strokeAntiAlias(True)
color = (node['rgb'][0],node['rgb'][1],node['rgb'][2])
color = self.rgb_to_hex( color )
im.fillColor(color);
im.strokeWidth(2);
if circleWidth <= 20:
im.strokeColor("transparent");
else:
im.strokeColor("black");
if circleWidth <= 50:
im.strokeWidth(1);
circle = DrawableCircle( canvasWidth/2 , canvasHeight/2, (canvasWidth/2) + (circleWidth/2), (canvasHeight/2) + (circleHeight/2))
im.draw(circle)
im.fillColor("white");
im.strokeColor("black");
im.strokeWidth(1);
fontsize = self.returnFontSize(canvasHeight)
im.fontPointsize(fontsize)
tm = TypeMetric()
im.fontTypeMetrics(node['name'], tm)
textWidth = tm.textWidth()
textHeight = tm.textHeight()
if fontsize <= 30:
im.strokeColor("transparent")
text = DrawableText((canvasWidth / 2) - (textWidth/2), canvasHeight/2 + 6 , node['name'])
im.draw(text)
im.write(self.dataCircles + str(node['id']) + '.png')
