This proposed patch adds the missing ParamValue methods: https://github.com/OpenImageIO/oiio/pull/2417 <https://github.com/OpenImageIO/oiio/pull/2417>
> On Nov 26, 2019, at 11:54 AM, Larry Gritz <l...@larrygritz.com> wrote: > > No, that's not it. How about: > > for inParm in spec.extra_attribs: > specCopy.attribute (inParam.name, inParam.type, inParam.value) > > > >> On Nov 26, 2019, at 11:52 AM, Larry Gritz <l...@larrygritz.com >> <mailto:l...@larrygritz.com>> wrote: >> >> Oh, I just realized, another way you can do it right now is that instead of >> constructing a ParamValue and adding it to extra_attribs, you can do this: >> >> for inParm in spec.extra_attribs: >> specCopy.attribute (inParam.name, inParam.value) >> >> >>> On Nov 26, 2019, at 8:58 AM, Larry Gritz <l...@larrygritz.com >>> <mailto:l...@larrygritz.com>> wrote: >>> >>> I'm afraid you are right -- at the moment, the python interface only >>> exposes ParamValue(name,int), (name,float), and (name,string). It doesn't >>> expose the general (name, anything) constructor, so it's probably getting >>> tripped up on some compound object. >>> >>> Maybe as a workaround, it would be easier to use >>> ParamValueList.remove(name) to just exclude the specific things you want to >>> eliminate, rather than add one by one everything else? >>> >>> Also, if this is all you're doing from python, you could try from the >>> command line with oiiotool using the --eraseattrib command? >>> >>> -- lg >>> >>> >>>> On Nov 26, 2019, at 5:32 AM, ha...@haggi.de <mailto:ha...@haggi.de> wrote: >>>> >>>> Hi, >>>> >>>> we try to get rid of the huge crypto matte headers in exr files and >>>> instead load the data from an external file. >>>> To eliminate the crypto data I tried to copy the original image spec, >>>> clear the extra_attribs and only copy the non crypto data from the origial >>>> spec like this: >>>> >>>> localImage = oiio.ImageInput.open("C:/data/crypto.00090.exr") >>>> spec = localImage.spec() >>>> specCopy = oiio.ImageSpec(spec) >>>> specCopy.extra_attribs.clear() >>>> crypto = {} >>>> for inParm in spec.extra_attribs: >>>> pv = oiio.ParamValue(inParm.name, inParm.value) >>>> specCopy.extra_attribs.append(pv) >>>> >>>> If I try it this way I get an error: >>>> >>>> # Error: Python argument types in >>>> # ParamValue.__init__(ParamValue, str, str) >>>> # did not match C++ signature: >>>> # __init__(struct _object * __ptr64) >>>> # Traceback (most recent call last): >>>> # File "<maya console>", line 13, in <module> >>>> # ArgumentError: Python argument types in >>>> # ParamValue.__init__(ParamValue, str, str) >>>> # did not match C++ signature: >>>> # __init__(struct _object * __ptr64) # >>>> >>>> In c++ the ParamValue can be initialized with a string and a value, so I'm >>>> a bit confused. What's the correct way to add values to a ParamValueList >>>> in python? >>>> >>>> >>>> haggi >>>> _______________________________________________ >>>> Oiio-dev mailing list >>>> Oiio-dev@lists.openimageio.org <mailto:Oiio-dev@lists.openimageio.org> >>>> http://lists.openimageio.org/listinfo.cgi/oiio-dev-openimageio.org >>>> <http://lists.openimageio.org/listinfo.cgi/oiio-dev-openimageio.org> >>>> >>> >>> -- >>> Larry Gritz >>> l...@larrygritz.com <mailto:l...@larrygritz.com> >>> >>> >>> >>> >>> _______________________________________________ >>> Oiio-dev mailing list >>> Oiio-dev@lists.openimageio.org <mailto:Oiio-dev@lists.openimageio.org> >>> http://lists.openimageio.org/listinfo.cgi/oiio-dev-openimageio.org >>> <http://lists.openimageio.org/listinfo.cgi/oiio-dev-openimageio.org> >> >> -- >> Larry Gritz >> l...@larrygritz.com <mailto:l...@larrygritz.com> >> >> >> >> >> _______________________________________________ >> Oiio-dev mailing list >> Oiio-dev@lists.openimageio.org <mailto:Oiio-dev@lists.openimageio.org> >> http://lists.openimageio.org/listinfo.cgi/oiio-dev-openimageio.org > > -- > Larry Gritz > l...@larrygritz.com <mailto:l...@larrygritz.com> > > > > > _______________________________________________ > Oiio-dev mailing list > Oiio-dev@lists.openimageio.org > http://lists.openimageio.org/listinfo.cgi/oiio-dev-openimageio.org -- Larry Gritz l...@larrygritz.com
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