Author: tack
Date: Wed Apr 26 13:32:24 2006
New Revision: 1508
Modified:
trunk/metadata/src/image/pnginfo.py
Log:
Support comment meta tag as comment attribute
Modified: trunk/metadata/src/image/pnginfo.py
==============================================================================
--- trunk/metadata/src/image/pnginfo.py (original)
+++ trunk/metadata/src/image/pnginfo.py Wed Apr 26 13:32:24 2006
@@ -37,6 +37,7 @@
# kaa imports
from kaa.metadata import mediainfo
from kaa.metadata import factory
+from kaa.strutils import str_to_unicode
# image imports
import IPTC
@@ -84,6 +85,8 @@
except (OSError, IOError):
return 0
+ key = None
+
if type == 'IEND':
return 0
@@ -95,7 +98,7 @@
log.debug('latin-1 Text found.')
(data, crc) = struct.unpack('>%isI' % length,file.read(length+4))
(key, value) = data.split('\0')
- self.meta[key] = value
+ self.meta[key] = str_to_unicode(value)
elif type == 'zTXt':
log.debug('Compressed Text found.')
@@ -111,18 +114,20 @@
(key,compression,decompressed))
else:
log.debug("%s has unknown Compression %c" % (key,compression))
- self.meta[key] = value
+ self.meta[key] = str_to_unicode(value)
elif type == 'iTXt':
log.debug('International Text found.')
(data,crc) = struct.unpack('>%isI' % length,file.read(length+4))
(key, value) = data.split('\0')
- self.meta[key] = value
+ self.meta[key] = str_to_unicode(value)
else:
file.seek(length+4,1)
log.debug("%s of length %d ignored." % (type, length))
+ if key is not None and key.lower() == "comment":
+ self.comment = self.meta[key]
return 1
factory.register( 'image/png', ('png',), mediainfo.TYPE_IMAGE, PNGInfo )
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