[Image-SIG] PIL error with encoder

[Fredrik Lundh]

2010/8/2 Dhruv Majumdar <dhruv at nettrackers.net>:

>>>> import _imaging; print _imaging.__file__
> /usr/local/lib/python2.7/site-packages/PIL/_imaging.so

So have you verified that this is identical to the one you built and
tested?  (e.g. by checking the size and modification time).

</F>

> Here's a dump of the complete error in case it helps;
>
> [root at acroplia-1 audioprocessing]# /usr/local/bin/python wav2png.py
> M1F1-Alaw-AFsp.wav
> processing file M1F1-Alaw-AFsp.wav:
>         0% 10% 20% 30% 40% 50% 60% 70% 80% 90% 100% Traceback (most recent
> call last):
>   File "wav2png.py", line 45, in <module>
>     create_wave_images(*args)
>   File "/root/a/freesound/freesound/utils/audioprocessing/processing.py",
> line 479, in create_wave_images
>     waveform.save(output_filename_w)
>   File "/root/a/freesound/freesound/utils/audioprocessing/processing.py",
> line 391, in save
>     self.image.save(filename)
>   File "/usr/local/lib/python2.7/site-packages/PIL/Image.py", line 1439, in
> save
>     save_handler(self, fp, filename)
>   File "/usr/local/lib/python2.7/site-packages/PIL/PngImagePlugin.py", line
> 572, in _save
>     ImageFile._save(im, _idat(fp, chunk), [("zip", (0,0)+im.size, 0,
> rawmode)])
>   File "/usr/local/lib/python2.7/site-packages/PIL/ImageFile.py", line 481,
> in _save
>     e = Image._getencoder(im.mode, e, a, im.encoderconfig)
>   File "/usr/local/lib/python2.7/site-packages/PIL/Image.py", line 401, in
> _getencoder
>     raise IOError("encoder %s not available" % encoder_name)
> IOError: encoder zip not available
>
> Thank you,
>          Dhruv
> +1-510-931-6347
>
>
>
> On 2 August 2010 19:35, Fredrik Lundh <fredrik at pythonware.com> wrote:
>>
>> 2010/8/2 Dhruv Majumdar <dhruv at nettrackers.net>:
>>
>> > Im new to Python and have been struggling with this error during tests:
>> >
>> > IOError: encoder zip not available
>> >
>> > I have python 2.7 with zlib, jpeg and freetype installed on the server.
>> > When
>> > building PIL it shows support for all three above. However i notice at
>> > ImageFile._save(im, _idat(fp, chunk), [("zip", (0,0)+im.size, 0,
>> > rawmode)])
>> >
>> > I get the abovementioned error.
>>
>> Make sure your Python script is actually picking up the version you
>> built.  To see which version it's using, add this to your script:
>>
>>     import _imaging; print _imaging.__file__
>>
>> </F>
>
>