[Mne_analysis] error filtering biosemi imported file

[Eric Larson]

Hey Mauricio,

You should be able to do "raw.filter(...) " directly on the Raw instance
(as a method of Raw). Does that make sense?

http://martinos.org/mne/stable/generated/mne.fiff.Raw.html#mne.fiff.Raw.filter

Eric



On Tue, Jan 14, 2014 at 2:12 PM, Mauricio Aspé Sánchez <
mauricio.aspe.s at gmail.com> wrote:

> Hi everybody,
> I'm working with some biosemi EEG files
>
> the following code:
>
> raw = read_raw_edf('bdf_file.bdf', hpts = 'hpts_file.hpts')
> fraw = filter.band_pass_filter(raw, 1024, 30, 1)
>
> gives me the error:
>
> Traceback (most recent call last):
>   File
> "C:\Users\Mauricio\Documents\Dropbox\PhD\scripts\mne-python\preprocessing.py",
> line 9, in <module>
>     fraw = filter.band_pass_filter(raw, 1024, 30, 1)
>   File "<string>", line 2, in band_pass_filter
>   File "C:\Python33\lib\site-packages\mne-0.8.git-py3.3.egg\mne\utils.py",
> line 387, in verbose
>     ret = function(*args, **kwargs)
>   File
> "C:\Python33\lib\site-packages\mne-0.8.git-py3.3.egg\mne\filter.py", line
> 624, in band_pass_filter
>     xf = _filter(x, Fs, freq, gain, filter_length, picks, n_jobs, copy)
>   File
> "C:\Python33\lib\site-packages\mne-0.8.git-py3.3.egg\mne\filter.py", line
> 276, in _filter
>     x, orig_shape, picks = _prep_for_filtering(x, copy, picks)
>   File
> "C:\Python33\lib\site-packages\mne-0.8.git-py3.3.egg\mne\filter.py", line
> 226, in _prep_for_filtering
>     orig_shape = x.shape
> AttributeError: 'RawEDF' object has no attribute 'shape'
>
> Could somebody tell me what I'm doing wrong?
> What is the right pipeline importing and filtering .bdf files?
>
> All the best,
> Mauricio.
>
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