[mapserver-users] "mapscript.imageObj(): is severely broken and should not be used" after upgrade from 6.0.1 to 6.2.1/6.4.0

[Pavel Iacovlev]

http://mapserver.org/mapscript/php/phpmapscript.html#members

labelObj label Removed (6.2) - use addLabel, getLabel, ...


On Wed, Feb 12, 2014 at 11:34 AM, Tim Banchi <tim.banchi at gmail.com> wrote:

> Le 01/31/2014 11:23 AM, Tim Banchi a écrit :
>
>  Hello,
>>
>> with the upate from ubuntu 13.04 to 13.10 the package python-mapscript
>> moved from 6.0.1 to 6.2.1. Since then I get the the following runtime error:
>>
>> img = mapscript.imageObj(fname)
>> File "/usr/lib/python2.7/dist-packages/mapscript.py", line 1324, in
>> __init__
>> this = _mapscript.new_imageObj(*args)
>> MapServerError: imageObj(): Image handling error. imageObj() is severely
>> broken and should not be used
>>
>>
>> The mapscript API suggests that mapscript.imageObj could be used
>> normally. So I added the ubuntugis-unstable repository and updated
>> python-mapscript to 6.4.0, but the error stays.
>>
>> I didn't find anything usefull searching the internet for this error
>> message, so I wonder whether imageObj is really broken or whether the error
>> is caused by something else?
>> I'm not busy with mapscript, I have to maintain the program where
>> mapscript is part of. Can I use another function instead mapscript.imageObj
>> which gives me back an image object?
>>
>> The function where mapscript.imageObj(fname) is invocated is as follows:
>>
>> def load_custom_symbols(self):
>>         lst_symbols = [ os.path.splitext(x) for x in
>>                         os.listdir(os.path.join(os.getcwd(),
>> "_symbols")) ]
>>
>>         for symbol, ext in lst_symbols:
>>             if ext == ".png":
>>                 fname = os.path.join(os.getcwd(), "_symbols",
>> "".join([symbol, ext]))
>>                 symbol = mapscript.symbolObj(symbol)
>>                 img = mapscript.imageObj(fname)
>>                 symbol.type = mapscript.MS_SYMBOL_PIXMAP
>>                 symbol.setImage(img)
>>                 self.map.symbolset.appendSymbol(symbol)
>>
>> Thanks!
>> Tim
>>
> Hello,
>
> in case anybody else is wondering about these problem when moving from
> 6.0.1. to 6.2.1:
>
> After I learned that also labels where not working any more with 6.2. or
> 6.4:
>
> eg:
> class_layer = layer.getClass(i)
> class_layer.label.type = mapscript.MS_TRUETYPE
>
> caused:
>
>   File "/usr/lib/python2.7/dist-packages/mapscript.py", line 841, in
> <lambda>
>     __getattr__ = lambda self, name: _swig_getattr(self, classObj, name)
>   File "/usr/lib/python2.7/dist-packages/mapscript.py", line 54, in
> _swig_getattr
>     raise AttributeError(name)
> AttributeError: label
>
>
> I locked python-mapscript to the raring version (6.0.1) and since then
> everything is normal again: imageobj can be instantinated and labels are
> working as before
>
>
>
>
>
>
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>
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