RE: [Discuss-gnuradio] problem with audio extraction in NTSC

[Robert McGwier]

The book is now available for pdf download

http://phptr.com/content/images/0131240722/downloads/blanchette_book.pdf

Qt4 will be GPL/QPL open source for Windows, Mac OSX, and Linux.

http://www.trolltech.com/products/qt/opensource.html

reveals it is free now for Macs and

http://www.trolltech.com/newsroom/announcements/00000192.html

shows that it will be open source for all platforms but Embedded.


Bob
N4HY


-----Original Message-----
From: address@hidden
[mailto:address@hidden Behalf
Of Berndt Josef Wulf
Sent: Thursday, February 17, 2005 10:58 PM
To: address@hidden
Subject: Re: [Discuss-gnuradio] problem with audio extraction in NTSC


On Fri, 18 Feb 2005 04:57 am, Eric Blossom wrote:
> On Thu, Feb 17, 2005 at 05:37:47AM +0000, address@hidden wrote:
> > > Great.  I don't know anything about this package.  It would however be
> > > great it it worked with wxPython.  I'd hate to give up the cross
> > > platform portability.
> >
> > The package appears to be written mostly in Fortran.  I'm not sure
> > how cross platform that makes it.  Also, a quick test that I did
> > using dummy data (just plotting an array) was burning about 30% CPU
> > on my P4 2.4 at 10 frames per second.  I'll see if I can improve
> > this but initial results could look better...  If this doesn't work
> > out what other avenues should we consider?  What was the issue with
> > the old Qt versions?
>
> Qt is *not* free for either OS/X or Windows.
> As far as I know there is not a well developed set of bindings for use
> from Python.

This is not true. I've QT3 installed on both, WinXP and NetBSD. QT is
available under various licenses. For non-commercial use you can use the
non-commercial QT Edition.