Import fin strokes from activity bands.

[Attilla de Groot]

On September 27, 2020 20:06:27 Linus Torvalds 
<torvalds at linux-foundation.org> wrote:

> On Sun, Sep 27, 2020 at 4:48 AM Attilla de Groot <attilla at attilla.nl> wrote:
>
>> I’m pretty sure that it won’t be able to measure fin kicks accurately, 
>> otherwise I would have been in a different country after the dive.
>
> You clearly have a different approach to diving that I do. If I have
> to kick a lot, it's a bad dive. Being in a different country would be
> a "I'm so done with this dive, I'll just abort, this is no fun".

Ghe, that was my point. I'm actually not fining that much, but my fitbit 
thinks I ran a marathon.
>
>> The main reason I wear it is to measure my heart rate. It would be cool if 
>> I can import that into a log as well, since my Shearwater Teric doesn’t 
>> have heart rate measurement possibilities.
>
> We do support heartrate, but we have no sane way to import it from a
> fitbit into subsurface.
>
> *If* you can figure out how to (a) get the data out of the fitbit and
> (b) synchronize the fitbit times with the dive (possibly by using the
> atmospheric pressure data to at least see where the dive starts and
> ends?) I suspect the best way to do it is by just scripting something
> around the subsurface XML or git save formats (ie bypass subsurface
> entirely, just work with the datafiles).
>
> So it's one of those "I'm convinced it's entirely possible, but it's
> really outside the scope of what subsurface itself would do".

I've never looked at the fitbit export possibilities, but I'll have a look 
to see what is possible there.

-- Attilla

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