def process(self, pdf_filename, pdf_resolution, imageformat,
do_orientation):
final_text = ""
image_pdf = Image(filename=pdf_filename, resolution=pdf_resolution)
image_page = image_pdf.convert(imageformat)
page = 1
process_start = time.time()
for img in image_page.sequence:
img_per_page = Image(image=img)
img_per_page.type = 'grayscale'
img_per_page.depth = 8
img_per_page.density = pdf_resolution
try:
img_per_page.level(black=0.3,
white=1.0,
gamma=1.5,
channel=None)
except AttributeError as e:
print("Update Wand library: %s" % e)
img_per_page.save(filename="buffer.png")
page_start = time.time()
txt = self.image2txt_pyocr(img_per_page.make_blob(imageformat),
do_orientation)
page_elaboration = time.time() - page_start
print("page %s - size %s - process %2d sec. - text %s" %
(page, img_per_page.size, page_elaboration, len(txt)))
final_text += "%s\n" % txt
page += 1
img.destroy()
process_end = time.time() - process_start
print("Total elaboration time: %s" % process_end)
return final_text
def pdf_run(self, image_file_name, filename, path):
image_pdf = Image(filename=image_file_name, resolution=300) #take filename
image_page = image_pdf.convert("png") #png conversion
page = 1 #init page
process_start = time.time()
for img in image_page.sequence: # Every single image in image_page for grayscale conversion in 300 resolution
img_per_page = Image(image=img)
img_per_page.type = 'grayscale'
img_per_page.depth = 8
img_per_page.density = 300
try:
img_per_page.level(black=0.3, white=1.0, gamma=1.5, channel=None)
except AttributeError as e:
print("Update Wand library: %s" % e)
img_buf = path + '/' + "saram_" + filename + str(page) + ".png"
os.chmod(path, 0o777)
img_per_page.save(filename=img_buf)
page_start = time.time()
page_elaboration = time.time() - page_start
print("page %s - size %s - process %2d sec." % (page, img_per_page.size, page_elaboration))
page += 1
img.destroy()
process_end = time.time() - process_start
print("Total elaboration time: %s" % process_end)
def process(self, pdf_filename, pdf_resolution, imageformat,
do_orientation,
png_filename): #Attribute png File name is added by me
final_text = ""
image_pdf = Image(filename=pdf_filename, resolution=pdf_resolution)
image_page = image_pdf.convert(imageformat)
page = 1
process_start = time.time()
for img in image_page.sequence:
img_per_page = Image(image=img)
img_per_page.type = 'grayscale'
img_per_page.depth = 8
img_per_page.density = pdf_resolution
#try:
img_per_page.level(black=0.3, white=1.0, gamma=1.5, channel=None)
#except AttributeError as e:
#print("Update Wand library: {}".format(e))
img_per_page.save(
filename=png_filename
) # i have changed this to png_filename from 'buffer.png'
page_start = time.time()
self.image2txt_pyocr(img_per_page.make_blob(imageformat),
do_orientation)
## txt = self.image2txt_pyocr(img_per_page.make_blob(imageformat), do_orientation)
## page_elaboration = time.time() - page_start
## print("page %s - size %s - process %2d sec. - text %s" %
## (page, img_per_page.size, page_elaboration, len(txt)))
## final_text += "%s\n" % txt
## page += 1
## img.destroy()
process_end = time.time() - process_start
print("Total elaboration time: %s" % process_end)
return final_text