[linux-dvb] Re: Writing DVB Software - couple questions

Sergei Haller Sergei.Haller at math.uni-giessen.de
Wed Feb 23 10:05:25 CET 2005


On Wed, 23 Feb 2005, wolfgang at leila.ping.de () wrote:

> Sergei Haller writes:
> 
> > On Wed, 23 Feb 2005, Wolfgang Wegner (WW) wrote: 
> > 
> > WW> On Tue, Feb 22, 2005 at 11:46:24PM -0000, Chris Warren wrote:
> > WW> 
> > WW> > One idea might be in the client software to keep a record of the 
> > WW> > minimum and maximum experienced value and display a 
> > WW> > percentage/value based on this. So you get a scale from 0%-100% 
> > WW> > for the known limits of the current setup.
> > WW> 
> > WW> Sorry, I do not think this would be a good idea. In case of 
> > WW> initial startup you get 100% even if there is no signal at all. To 
> > WW> be honest, I always hate equipment [and software] that lies to me 
> > WW> and hides real values from me, even [or especially] if it tries to 
> > WW> be more intelligent than me...
> > 
> > this has nothing to do with being more or less intelligent or with 
> > hiding "real" values from the user.
> > let's say, the driver tells you that the signal strength is the number 
> > 354. So what? that's the "real" value. but you can't tell if the value 
> > is good or bad.
> > you _need_ the information on the possible min/max values.
> 
> Sorry, please read the whole text (including what I quoted)! 
> I said that it does not make sense to let the application keep track
> of min/max values it already experienced.

sorry I missed the word "experienced". It doesn't make sense to keep track 
of _experienced_ maximal/minimal values. What is necessary are max/min 
_possible_ values.


        Sergei
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