[Image-SIG] JPEG problems by installing ...

Aureli Soria Frisch aureli.soriafrisch at gmail.com
Fri Apr 22 21:21:01 CEST 2005


Hi all,

I am using PIL under Mac OS X and trying to display an image with:

im.show()

I got an error message telling me that the jpeg encoder is not 
available so I installed again PIL by making the changes in the 
setup.py (JPEG_ROOT="/sw/lib","/sw/include" (since I use the libjpeg 
from fink). Now the setup.py build gives me the message:

>running build_ext
>--------------------------------------------------------------------
>PIL 1.1.5 BUILD SUMMARY
>--------------------------------------------------------------------
>version       1.1.5
>platform      darwin 2.3 (#1, Sep 13 2003, 00:49:11)
>               [GCC 3.3 20030304 (Apple Computer, Inc. build 1495)]
>--------------------------------------------------------------------
>*** TKINTER support not available
>--- JPEG support ok
>--- ZLIB (PNG/ZIP) support ok
>--- FREETYPE2 support ok
>--------------------------------------------------------------------

but the selftest.py still launches an error on the availability of 
JPEG decoder...

>*****************************************************************
>Failure in example: _info(Image.open("Images/lena.jpg"))
>from line #24 of selftest.testimage
>Exception raised:
>Traceback (most recent call last):
>   File "./doctest.py", line 499, in _run_examples_inner
>     exec compile(source, "<string>", "single") in globs
>   File "<string>", line 1, in ?
>   File "./selftest.py", line 21, in _info
>     im.load()
>   File "PIL/ImageFile.py", line 180, in load
>     d = Image._getdecoder(self.mode, d, a, self.decoderconfig)
>   File "PIL/Image.py", line 328, in _getdecoder
>     raise IOError("decoder %s not available" % decoder_name)
>IOError: decoder jpeg not available
>1 items had failures:
>    1 of  55 in selftest.testimage
>***Test Failed*** 1 failures.
>*** 1 tests of 55 failed.

By doing im.show() still have the original error message that the jpg 
encoder is not available... I am quite lost and would appreciate any 
help...

Thanks in advance
Aureli

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Aureli Soria Frisch

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e-mail: aureli.soria-frisch at ieee.org
fon: +49 (0) 174 574 79 74
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