def convertMGtoPIL(magickimage):
'works with grayscale and color'
img = PMImage(magickimage) # make copy
img.depth = 8 # this takes 0.04 sec. for 640x480 image
img.magick = "RGB"
w, h = img.columns(), img.rows()
blb=Blob()
img.write(blb)
data = blb.data
# convert string array to an RGB Pil image
pilimage = Image.fromstring('RGB', (w, h), data)
return pilimage
def pdf2img(input_pdf, postfix='.png'):
img = Image(input_pdf)
img.density('300')
size = "%sx%s" % (img.columns(), img.rows())
output_img = Image(size, bgcolor)
output_img.type = img.type
output_img.composite(img, 0, 0,
PythonMagick.CompositeOperator.SrcOverCompositeOp)
output_img.resize(str(img.rows()))
output_img.magick('JPG')
output_img.quality(75)
output_jpg = input_pdf.replace(".pdf", postfix)
if os.path.exists(output_jpg):
os.remove(output_jpg)
output_img.write(output_jpg)
def pdf2img(input_pdf, postfix='.png', **kwargs):
# print os.path.exists(input_pdf)
img = Image(input_pdf)
img.density('300')
size = "%sx%s" % (img.columns(), img.rows())
output_img = Image(size, bgcolor)
output_img.type = img.type
output_img.composite(img, 0, 0,
PythonMagick.CompositeOperator.SrcOverCompositeOp)
output_img.resize(str(img.rows()))
output_img.magick('JPG')
output_img.quality(75)
if 'out_path' in kwargs:
output_jpg = kwargs['out_path']
else:
output_jpg = input_pdf + postfix
if os.path.exists(output_jpg):
os.remove(output_jpg)
output_img.write(output_jpg)
def pdf_to_image():
for pdf in [
pdf_file for pdf_file in os.listdir(pdf_dir)
if pdf_file.endswith(".pdf")
]:
input_pdf = pdf_dir + "\\" + pdf + "[1]"
img = Image()
img.density('300')
print input_pdf
img.read(input_pdf)
size = "%sx%s" % (img.columns(), img.rows())
output_img = Image(size, bg_colour)
output_img.type = img.type
output_img.composite(img, 0, 0,
PythonMagick.CompositeOperator.SrcOverCompositeOp)
output_img.resize(str(img.rows()))
output_img.magick('JPG')
output_img.quality(75)
output_jpg = input_pdf.replace(".pdf", ".jpg")
output_img.write(output_jpg)
from PythonMagick import Image
from datetime import datetime
start_time = datetime.now()
pdf_dir = "/run/media/gru/Storage/Thesis-Latex/figures/vis-results"
bg_colour = "#ffffff"
for root, _, pdfs in os.walk(pdf_dir):
for pdf in pdfs:
if '.pdf' in pdf:
input_pdf = os.path.join(root, pdf)
print(input_pdf)
img = Image()
# img.density('300')
img.read(input_pdf)
size = "%sx%s" % (img.columns(), img.rows())
output_img = Image(size, bg_colour)
output_img.type = img.type
output_img.composite(
img, 0, 0, PythonMagick.CompositeOperator.SrcOverCompositeOp)
output_img.resize(str(800))
output_img.magick('PNG')
output_img.quality(75)
output_jpg = input_pdf.replace(".pdf", ".png")
output_img.write(output_jpg)
print(datetime.now() - start_time)