def _get_scanner(config, devid, preferred_sources=None):
logger.info("Will scan using %s", devid)
resolution = config['scanner_resolution'].value
logger.info("Will scan at a resolution of %d", resolution)
dev = pyinsane.Scanner(name=devid)
config_source = config['scanner_source'].value
use_config_source = False
if 'source' not in dev.options:
logger.warning("Can't set the source on this scanner. Option not found")
else:
if preferred_sources:
use_config_source = False
regexs = [
re.compile(x, flags=re.IGNORECASE)
for x in preferred_sources
]
for regex in regexs:
if regex.match(config_source):
use_config_source = True
break
if not use_config_source and preferred_sources:
try:
set_scanner_opt('source', dev.options['source'],
preferred_sources)
except (KeyError, pyinsane.SaneException), exc:
config_source = config['scanner_source'].value
logger.error("Warning: Unable to set scanner source to '%s': %s",
preferred_sources, exc)
if dev.options['source'].capabilities.is_active():
dev.options['source'].value = config_source
else:
def get_scanner(config, preferred_sources=None):
devid = config['scanner_devid'].value
logger.info("Will scan using %s" % str(devid))
resolution = config['scanner_resolution'].value
logger.info("Will scan at a resolution of %d" % resolution)
dev = pyinsane.Scanner(name=devid)
config_source = config['scanner_source'].value
use_config_source = False
if preferred_sources:
use_config_source = False
regexs = [
re.compile(x, flags=re.IGNORECASE) for x in preferred_sources
]
for regex in regexs:
if regex.match(config_source):
use_config_source = True
break
if not use_config_source and preferred_sources:
try:
set_scanner_opt('source', dev.options['source'], preferred_sources)
except (KeyError, pyinsane.SaneException), exc:
config_source = config['scanner_source'].value
logger.error("Warning: Unable to set scanner source to '%s': %s" %
(preferred_sources, exc))
if dev.options['source'].capabilities.is_active():
dev.options['source'].value = config_source
def _get_scanner(config, devid, preferred_sources=None):
logger.info("Will scan using %s" % str(devid))
resolution = config['scanner_resolution'].value
logger.info("Will scan at a resolution of %d" % resolution)
dev = pyinsane.Scanner(name=devid)
config_source = config['scanner_source'].value
use_config_source = False
if 'source' not in dev.options:
logger.warning(
"Can't set the source on this scanner. Option not found")
else:
if preferred_sources:
use_config_source = False
regexs = [
re.compile(x, flags=re.IGNORECASE) for x in preferred_sources
]
for regex in regexs:
if regex.match(config_source):
use_config_source = True
break
if not use_config_source and preferred_sources:
try:
set_scanner_opt('source', dev.options['source'],
preferred_sources)
except (KeyError, pyinsane.SaneException) as exc:
config_source = config['scanner_source'].value
logger.error(
"Warning: Unable to set scanner source to '%s': %s" %
(preferred_sources, exc))
if dev.options['source'].capabilities.is_active():
dev.options['source'].value = config_source
else:
if dev.options['source'].capabilities.is_active():
dev.options['source'].value = config_source
logger.info("Will scan using source %s" % str(config_source))
if 'resolution' not in dev.options:
logger.warning("Can't set the resolution on this scanner."
" Option not found")
else:
try:
dev.options['resolution'].value = resolution
except pyinsane.SaneException:
logger.warning("Unable to set scanner resolution to %d: %s" %
(resolution, exc))
if 'mode' not in dev.options:
logger.warning("Can't set the mode on this scanner. Option not found")
else:
if dev.options['mode'].capabilities.is_active():
if "Color" in dev.options['mode'].constraint:
dev.options['mode'].value = "Color"
logger.info("Scanner mode set to 'Color'")
elif "24bit Color" in dev.options['mode'].constraint:
# Brother MVC-J410 support ... (@$*#@#!!)
dev.options['mode'].value = "24bit Color"
logger.info("Scanner mode set to '24bit Color'")
elif "Gray" in dev.options['mode'].constraint:
dev.options['mode'].value = "Gray"
logger.info("Scanner mode set to 'Gray'")
else:
logger.warning("Unable to set scanner mode ! May be 'Lineart'")
maximize_scan_area(dev)
return (dev, resolution)