def test_deskew(spoof_tesseract_noop, resources, outdir):
# Run with deskew
deskewed_pdf = check_ocrmypdf(resources / 'skew.pdf',
outdir / 'skew.pdf',
'-d',
env=spoof_tesseract_noop)
# Now render as an image again and use Leptonica to find the skew angle
# to confirm that it was deskewed
log = logging.getLogger()
deskewed_png = outdir / 'deskewed.png'
ghostscript.rasterize_pdf(deskewed_pdf,
deskewed_png,
xres=150,
yres=150,
raster_device='pngmono',
log=log,
pageno=1)
from ocrmypdf.leptonica import Pix
pix = Pix.read(str(deskewed_png))
skew_angle, skew_confidence = pix.find_skew()
print(skew_angle)
assert -0.5 < skew_angle < 0.5, "Deskewing failed"
def test_deskew(spoof_tesseract_noop):
# Run with deskew
deskewed_pdf = check_ocrmypdf(
'skew.pdf', 'test_deskew.pdf', '-d', '-v', '1', env=spoof_tesseract_noop)
# Now render as an image again and use Leptonica to find the skew angle
# to confirm that it was deskewed
from ocrmypdf.ghostscript import rasterize_pdf
import logging
log = logging.getLogger()
deskewed_png = _outfile('deskewed.png')
rasterize_pdf(
deskewed_pdf,
deskewed_png,
xres=150,
yres=150,
raster_device='pngmono',
log=log)
from ocrmypdf.leptonica import Pix
pix = Pix.read(deskewed_png)
skew_angle, skew_confidence = pix.find_skew()
print(skew_angle)
assert -0.5 < skew_angle < 0.5, "Deskewing failed"
def test_deskew(resources, outdir):
# Run with deskew
deskewed_pdf = check_ocrmypdf(
resources / 'skew.pdf',
outdir / 'skew.pdf',
'-d',
'--plugin',
'tests/plugins/tesseract_noop.py',
)
# Now render as an image again and use Leptonica to find the skew angle
# to confirm that it was deskewed
deskewed_png = outdir / 'deskewed.png'
ghostscript.rasterize_pdf(
deskewed_pdf,
deskewed_png,
raster_device='pngmono',
raster_dpi=Resolution(150, 150),
pageno=1,
)
pix = Pix.open(deskewed_png)
skew_angle, _skew_confidence = pix.find_skew()
print(skew_angle)
assert -0.5 < skew_angle < 0.5, "Deskewing failed"
def test_deskew(spoof_tesseract_noop):
# Run with deskew
deskewed_pdf = check_ocrmypdf('skew.pdf',
'test_deskew.pdf',
'-d',
'-v',
'1',
env=spoof_tesseract_noop)
# Now render as an image again and use Leptonica to find the skew angle
# to confirm that it was deskewed
from ocrmypdf.ghostscript import rasterize_pdf
import logging
log = logging.getLogger()
deskewed_png = _outfile('deskewed.png')
rasterize_pdf(deskewed_pdf,
deskewed_png,
xres=150,
yres=150,
raster_device='pngmono',
log=log)
from ocrmypdf.leptonica import Pix
pix = Pix.read(deskewed_png)
skew_angle, skew_confidence = pix.find_skew()
print(skew_angle)
assert -0.5 < skew_angle < 0.5, "Deskewing failed"
def test_deskew(spoof_tesseract_noop, resources, outdir):
# Run with deskew
deskewed_pdf = check_ocrmypdf(
resources / 'skew.pdf', outdir / 'skew.pdf', '-d',
env=spoof_tesseract_noop)
# Now render as an image again and use Leptonica to find the skew angle
# to confirm that it was deskewed
log = logging.getLogger()
deskewed_png = outdir / 'deskewed.png'
ghostscript.rasterize_pdf(
deskewed_pdf,
deskewed_png,
xres=150,
yres=150,
raster_device='pngmono',
log=log,
pageno=1)
from ocrmypdf.leptonica import Pix
pix = Pix.read(str(deskewed_png))
skew_angle, skew_confidence = pix.find_skew()
print(skew_angle)
assert -0.5 < skew_angle < 0.5, "Deskewing failed"
