[Kst] [kst] [Bug 331289] New: Buggy reading of dirfile's BITFIELDS channels coming from gzipped raw channels

[Barth Netterfield]

Can you attach a small example dirfile with the fields in it to the bug report?

On February 18, 2014 11:16:43 PM Joy wrote:

> https://bugs.kde.org/show_bug.cgi?id=331289
> 
>             Bug ID: 331289
>            Summary: Buggy reading of dirfile's BITFIELDS channels coming
>                     from gzipped raw channels
>     Classification: Unclassified
>            Product: kst
>            Version: unspecified
>           Platform: Ubuntu Packages
>                 OS: Linux
>             Status: UNCONFIRMED
>           Severity: major
>           Priority: NOR
>          Component: datasources
>           Assignee: kst at kde.org
>           Reporter: didier.joy at gmail.com
> 
> I write a compressed dirfile using the gzip compression of getdata.
> This dirfile has an int8 raw channel, 'flag_raw',  and from this raw channel
> I make a 1 bit long derived bitfield channel called 'flag0'
> KST the reads the raw channel 'flag_raw' ok, but reads the 'flag0' wrong.
> I've seen it either show no datapoints, or show all zeros.
> 
> 
> Reproducible: Always
> 
> 
> 
> 
> The gzipped compressed data was written using pygetdata. I checked, and
> pygetdata can read the gzipped bitfields properly.

-- 
C. Barth Netterfield
416-845-0946