class JobDocScan(Job):
__gsignals__ = {
'scan-start': (GObject.SignalFlags.RUN_LAST, None,
# current page / total
(GObject.TYPE_INT, GObject.TYPE_INT)),
'ocr-start': (GObject.SignalFlags.RUN_LAST, None,
# current page / total
(GObject.TYPE_INT, GObject.TYPE_INT)),
'scan-done': (GObject.SignalFlags.RUN_LAST, None,
# current page, total
(GObject.TYPE_PYOBJECT, GObject.TYPE_INT)),
'scan-error': (GObject.SignalFlags.RUN_LAST, None,
# exception
(GObject.TYPE_PYOBJECT,)),
}
can_stop = True
priority = 500
def __init__(self, factory, id,
config, nb_pages, line_in_treeview, docsearch, doc,
scan_src):
Job.__init__(self, factory, id)
self.__config = config
self.__scan_src = scan_src
self.docsearch = docsearch
self.doc = doc
self.nb_pages = nb_pages
self.line_in_treeview = line_in_treeview
self.current_page = None
def __progress_cb(self, progression, total, step=None):
if progression == 0 and step == ImgPage.SCAN_STEP_OCR:
self.emit('ocr-start', self.current_page, self.nb_pages)
def do(self):
if self.doc is None:
self.doc = ImgDoc(self.__config.workdir)
for self.current_page in range(0, self.nb_pages):
self.emit('scan-start', self.current_page, self.nb_pages)
try:
self.doc.scan_single_page(self.__scan_src,
self.__config.scanner_resolution,
self.__config.scanner_calibration,
self.__config.langs,
self.__progress_cb)
page = self.doc.pages[self.doc.nb_pages - 1]
self.docsearch.index_page(page)
self.emit('scan-done', page, self.nb_pages)
except StopIteration, exc:
logger.warning("Feeder appears to be empty and we "
"haven't scanned all the pages yet !")
self.emit('scan-error', exc)
self._wait(5.0, force=True) # wait for all the jobs to be cancelled
return
except Exception, exc:
logger.error("Error: Exception: %s" % str(exc))
self.emit('scan-error', exc)
self._wait(5.0, force=True) # wait for all the jobs to be cancelled
return
class JobDocScan(Job):
__gsignals__ = {
'scan-start': (GObject.SignalFlags.RUN_LAST, None,
# current page / total
(GObject.TYPE_INT, GObject.TYPE_INT)),
'ocr-start': (GObject.SignalFlags.RUN_LAST, None,
# current page / total
(GObject.TYPE_INT, GObject.TYPE_INT)),
'scan-done': (GObject.SignalFlags.RUN_LAST, None,
# current page, total
(GObject.TYPE_PYOBJECT, GObject.TYPE_INT)),
'scan-error': (GObject.SignalFlags.RUN_LAST, None,
# exception
(GObject.TYPE_PYOBJECT,)),
}
can_stop = True
priority = 500
def __init__(self, factory, id,
config, nb_pages, line_in_treeview, docsearch, doc,
scan_src):
Job.__init__(self, factory, id)
self.__config = config
self.__scan_src = scan_src
self.docsearch = docsearch
self.doc = doc
self.nb_pages = nb_pages
self.line_in_treeview = line_in_treeview
self.current_page = None
def __progress_cb(self, progression, total, step=None):
if progression == 0 and step == ImgPage.SCAN_STEP_OCR:
self.emit('ocr-start', self.current_page, self.nb_pages)
def do(self):
if self.doc is None:
self.doc = ImgDoc(self.__config.workdir)
for self.current_page in range(0, self.nb_pages):
self.emit('scan-start', self.current_page, self.nb_pages)
try:
self.doc.scan_single_page(self.__scan_src,
self.__config.scanner_resolution,
self.__config.scanner_calibration,
self.__config.langs,
self.__progress_cb)
page = self.doc.pages[self.doc.nb_pages - 1]
self.docsearch.index_page(page)
self.emit('scan-done', page, self.nb_pages)
except StopIteration, exc:
logger.warning("Feeder appears to be empty and we "
"haven't scanned all the pages yet !")
self.emit('scan-error', exc)
self._wait(5.0, force=True) # wait for all the jobs to be cancelled
return
except Exception, exc:
logger.error("Error: Exception: %s" % str(exc))
self.emit('scan-error', exc)
self._wait(5.0, force=True) # wait for all the jobs to be cancelled
return
class DocScanWorker(Worker):
__gsignals__ = {
'scan-start': (
GObject.SignalFlags.RUN_LAST,
None,
# current page / total
(GObject.TYPE_INT, GObject.TYPE_INT)),
'ocr-start': (
GObject.SignalFlags.RUN_LAST,
None,
# current page / total
(GObject.TYPE_INT, GObject.TYPE_INT)),
'scan-done': (
GObject.SignalFlags.RUN_LAST,
None,
# current page / total
(GObject.TYPE_PYOBJECT, GObject.TYPE_INT)),
}
can_interrupt = True
def __init__(self,
config,
nb_pages,
line_in_treeview,
docsearch,
doc=None):
Worker.__init__(self, "Document scanner (doc %d)" % (line_in_treeview))
self.__config = config
self.docsearch = docsearch
self.doc = doc
self.nb_pages = nb_pages
self.line_in_treeview = line_in_treeview
self.current_page = None
def __progress_cb(self, progression, total, step=None):
if not self.can_run:
raise Exception("Scan interrupted")
if progression == 0 and step == ImgPage.SCAN_STEP_OCR:
self.emit('ocr-start', self.current_page, self.nb_pages)
def do(self, scan_src):
if self.doc == None:
self.doc = ImgDoc(self.__config.workdir)
for self.current_page in range(0, self.nb_pages):
self.emit('scan-start', self.current_page, self.nb_pages)
self.doc.scan_single_page(scan_src,
self.__config.scanner_resolution,
self.__config.scanner_calibration,
self.__config.ocrlang,
self.__progress_cb)
page = self.doc.pages[self.doc.nb_pages - 1]
self.docsearch.index_page(page)
self.emit('scan-done', page, self.nb_pages)
self.current_page = None
class DocScanWorker(Worker):
__gsignals__ = {
'scan-start' : (gobject.SIGNAL_RUN_LAST, gobject.TYPE_NONE,
# current page / total
(gobject.TYPE_INT, gobject.TYPE_INT)),
'ocr-start' : (gobject.SIGNAL_RUN_LAST, gobject.TYPE_NONE,
# current page / total
(gobject.TYPE_INT, gobject.TYPE_INT)),
'scan-done' : (gobject.SIGNAL_RUN_LAST, gobject.TYPE_NONE,
# current page / total
(gobject.TYPE_INT, gobject.TYPE_INT)),
}
can_interrupt = True
def __init__(self, config, nb_pages, line_in_treeview, docsearch, doc=None):
Worker.__init__(self, "Document scanner (doc %d)" % (line_in_treeview))
self.__config = config
self.docsearch = docsearch
self.doc = doc
self.nb_pages = nb_pages
self.line_in_treeview = line_in_treeview
self.current_page = None
def __progress_cb(self, progression, total, step=None):
if not self.can_run:
raise Exception("Scan interrupted")
if progression == 0 and step == ImgPage.SCAN_STEP_OCR:
self.emit('ocr-start', self.current_page, self.nb_pages)
def do(self, scan_src):
if self.doc == None:
self.doc = ImgDoc(self.__config.workdir)
for self.current_page in range(0, self.nb_pages):
self.emit('scan-start', self.current_page, self.nb_pages)
self.doc.scan_single_page(scan_src,
self.__config.scanner_resolution,
self.__config.scanner_calibration,
self.__config.ocrlang,
self.__progress_cb)
page = self.doc.pages[self.doc.nb_pages - 1]
self.docsearch.index_page(page)
self.emit('scan-done', self.current_page, self.nb_pages)
self.current_page = None
