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-rw-r--r--python/examples/processor.py35
1 files changed, 35 insertions, 0 deletions
diff --git a/python/examples/processor.py b/python/examples/processor.py
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+++ b/python/examples/processor.py
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+#!/usr/bin/env python
+from sys import argv
+import zbar
+
+# create a Processor
+proc = zbar.Processor()
+
+# configure the Processor
+proc.parse_config('enable')
+
+# initialize the Processor
+device = '/dev/video0'
+if len(argv) > 1:
+ device = argv[1]
+proc.init(device)
+
+# setup a callback
+def my_handler(proc, image, closure):
+ # extract results
+ for symbol in image.symbols:
+ # do something useful with results
+ print('decoded', symbol.type, 'symbol', '"%s"' % symbol.data)
+
+proc.set_data_handler(my_handler)
+
+# enable the preview window
+proc.visible = True
+
+# initiate scanning
+proc.active = True
+try:
+ # keep scanning until user provides key/mouse input
+ proc.user_wait()
+except zbar.WindowClosed as e:
+ pass