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allow for negative values of the bbox #5

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allow for negative values of the bbox #5

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4 changes: 2 additions & 2 deletions lib/hocr-pdf.py
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Original file line number Diff line number Diff line change
Expand Up @@ -74,7 +74,7 @@ def export_pdf(playground, default_dpi):

def add_text_layer(pdf, image, height, dpi):
"""Draw an invisible text layer for OCR data"""
p1 = re.compile('bbox((\s+\d+){4})')
p1 = re.compile('bbox((\s+[\d\-]+){4})')
p2 = re.compile('baseline((\s+[\d\.\-]+){2})')
hocrfile = os.path.splitext(image)[0] + ".hocr"
hocr = etree.parse(hocrfile, html.XHTMLParser())
Expand Down Expand Up @@ -157,4 +157,4 @@ def load_invisible_font():
"directory with the hOCR and JPEG files (corresponding JPEG and hOCR files have to have the same name with their respective file ending)"
)
args = parser.parse_args()
export_pdf(args.imgdir, 300)
export_pdf(args.imgdir, 300)