def NumpytoIM(img, usm=None, verbose=False):
if verbose:
print "Converting numpy array to ImageMagick"
out_img = PMImage()
if img.dtype == 'uint16':
out_img.depth(16)
else:
out_img.depth(8)
out_img.magick('RGB')
h,w,c = img.shape
size_str = str(w)+'x'+str(h)
out_img.size(size_str)
b = Blob()
b.data = img.tostring()
out_img.read(b)
out_img.magick('PNG')
# Check if USM sharpening should be used
if usm != None:
if verbose:
print "Running unsharp mask filter"
r,s,a,t = (usm)
out_img.unsharpmask(r,s,a,t)
return out_img
def extractCover(uuid, data):
"""Extract the cover, resize, and save."""
f = NamedTemporaryFile(delete=False)
f.write(data)
f.close()
image = Image(f.name)
image.magick('JPEG')
image.sample('256x256')
image.write('htdocs/images/'+uuid+'.jpg')
unlink(f.name)
def convert_photo_to_jpeg(photo_path):
print 'Converting %s to JPEG...' % (photo_path,)
image = Image(photo_path)
image.magick("jpeg")
image.quality(100)
(_, file_name) = os.path.split(photo_path)
file_name = convert_local_filename_to_flickr(file_name)
file_name = os.path.join(tempfile.mkdtemp('.flickrsmartsync'), file_name)
image.write(file_name)
print 'Done converting photo!'
return file_name
def readPdf_page_by_page(filepath):
#获取一个pdf对象
pdf_input = PdfFileReader(open(filepath, 'rb'))
#获取pdf页数
page_count = pdf_input.getNumPages()
#获取pdf第n页的内容
for n in range(page_count):
im = Image()
#im.density("300")
im.read(filepath + '[' + str(1) + ']')
im.magick("jpg")
im.write(filepath + str(n + 1) + ".jpg")
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 walk_menu(entry):
if isinstance(entry, xdg.Menu.Menu) and entry.Show is True:
map(walk_menu, entry.getEntries())
elif isinstance(entry, xdg.Menu.MenuEntry) and entry.Show is True:
# byte 1 signals another entry
conn.sendall('\x01')
img_path = icon_attr(entry.DesktopEntry).encode('utf-8')
if img_path and os.path.isfile(img_path):
try:
# Create an empty image and set the background color to
# transparent. This is important to have transparent background
# when converting from SVG
img = Image()
img.backgroundColor(Color(0, 0, 0, 0xffff))
img.read(img_path)
# scale the image to 48x48 pixels
img.scale(Geometry(48, 48))
# ensure the image is converted to ICO
img.magick('ICO')
b = Blob()
img.write(b)
# icon length plus data
conn.sendall(struct.pack('i', len(b.data)))
conn.sendall(b.data)
except Exception:
conn.sendall(struct.pack('i', 0))
else:
conn.sendall(struct.pack('i', 0))
name = entry.DesktopEntry.getName()
# name length plus data
conn.sendall(struct.pack('i', len(name)))
conn.sendall(name)
command = re.sub(' -caption "%c"| -caption %c',
' -caption "%s"' % name, entry.DesktopEntry.getExec())
command = re.sub(' [^ ]*%[fFuUdDnNickvm]', '', command)
if entry.DesktopEntry.getTerminal():
command = 'xterm -title "%s" -e %s' % (name, command)
# command length plus data
conn.sendall(struct.pack('i', len(command)))
conn.sendall(command)
def pad_image_to_x480(file):
from PythonMagick import Image, CompositeOperator
fname = file.split(".")[0]
ext = file.split(".")[-1]
outfile = os.path.join(destdir, fname + "_" + "l" + ".jpg")
## Make BG layer
bgimg = Image('400x480', 'white')
## Open Primary image
img = Image(file)
img.backgroundColor("white")
img.sample('350x432')
# Composite + Save Primary over bg, padding primary with white of bg
type = img.type
img.composite(bgimg, 0, 0, CompositeOperator.DstOverCompositeOp)
img.magick('JPG')
img.type = type
img.quality(100)
img.write(outfile)
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 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)
def to_imagemagick(img, bits=16):
'''Convert numpy array to Imagemagick format.
:param img: image to convert
:type img: Numpy ndarray
:rtype: PythonMagick.Image
'''
if not isinstance(img, PMImage):
img = _scale(img, bits=bits)
LOGGER.debug("Converting from Numpy to ImageMagick.")
out_img = PMImage()
if img.dtype == np.uint8:
out_img.depth(8)
else:
out_img.depth(16)
shape = img.shape
# Convert also B&W images to 3-channel arrays
if len(shape) == 2:
tmp = np.empty((shape[0], shape[1], 3), dtype=img.dtype)
tmp[:, :, 0] = img
tmp[:, :, 1] = img
tmp[:, :, 2] = img
img = tmp
out_img.magick('RGB')
out_img.size(str(shape[1]) + 'x' + str(shape[0]))
blob = Blob()
blob.data = img.tostring()
out_img.read(blob)
out_img.magick('PNG')
return out_img
return img
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)
import os
import PythonMagick
import ghostscript
from PythonMagick import Image
pdf_dir = 'C:\\Users\\user\\Desktop\\fp'
bg_colour = "#ffffff"
for pdf in [pdf_file for pdf_file in os.listdir(pdf_dir) if pdf_file.endswith(".pdf")]:
input_pdf = pdf_dir + "\\" + pdf
img = PythonMagick.Image(input_pdf)
img.density('300')
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(100)
output_jpg = input_pdf.replace(".pdf", ".jpg")
output_img.write(output_jpg)
print "finish"
