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init qrscanner processor in scan_qr

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This commit is contained in:
ThomasV
2014-10-24 17:11:05 +02:00
parent bfbd6f0e9d
commit 311a91c03c
3 changed files with 9 additions and 24 deletions
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19
lib/qrscanner.py
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@@ -8,21 +8,18 @@ except ImportError:
proc = None
def init(config):
if not zbar:
raise BaseException("\n".join([_("Cannot start QR scanner."),_("The zbar package is not available."),_("On Linux, try 'sudo apt-get install python-zbar'")]))
device = config.get("video_device", "default")
if device == 'default':
device = ''
global proc
proc = zbar.Processor()
proc.init(video_device=device)
def scan_qr(self):
def scan_qr(config):
global proc
if not zbar:
raise BaseException("\n".join([_("Cannot start QR scanner."),_("The zbar package is not available."),_("On Linux, try 'sudo apt-get install python-zbar'")]))
if proc is None:
raise BaseException("Start proc first")
device = config.get("video_device", "default")
if device == 'default':
device = ''
proc = zbar.Processor()
proc.init(video_device=device)
proc.visible = True
while True:
try: