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Decoupled page transformation interface, added default transformation support

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This commit is contained in:
Roberto Rosario
2011-02-14 02:11:39 -04:00
parent 06d7e5a46a
commit fbc8bc960a
9 changed files with 65 additions and 34 deletions
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11
apps/ocr/api.py
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@@ -37,10 +37,8 @@ def run_tesseract(input_filename, output_filename_base, lang=None):
def ocr_document(document):
total_pages = 1
page = 0
while page < total_pages:
imagefile = convert_document_for_ocr(document, page=page)
for page_index, document_page in enumerate(document.documentpage_set.all()):
imagefile = convert_document_for_ocr(document, page=page_index)
desc, filepath = tempfile.mkstemp()
try:
status, error_string = run_tesseract(imagefile, filepath)
@@ -52,7 +50,7 @@ def ocr_document(document):
f = file(ocr_output)
try:
document_page, created = DocumentPage.objects.get_or_create(document=document,
page_number=page)
page_number=page_index+1)
document_page.content = f.read().strip()
document_page.page_label = _(u'Text from OCR')
document_page.save()
@@ -61,6 +59,3 @@ def ocr_document(document):
cleanup(filepath)
cleanup(ocr_output)
cleanup(imagefile)
page += 1