Re: [pygame] vista testing...

["René Dudfield" <renesd@xxxxxxxxx>]

ah, ok.

hrmm.

Are you able to check to see if dma is enabled on your hard drive?
http://www.onthegosoft.com/dma_setting_nt.htm

I'll have more of a look at the sound code in the mean time.



On Tue, Mar 25, 2008 at 8:20 AM, Bo Jangeborg <bo@xxxxxxxxxxx> wrote:
> Just tried it, no differens I am afraid. One thing I noticed , and that
>  was true for
>  the mingw version too, was that at 44k the music was running
>  considerally slower.
>  Not sure if that's any clue.
>  Is the interrrupt not frequent enough for it to pump out the music ? Or
>  what do
>  think is happening here. Do you have any compiler options to play around
>  with ?
>
>  René Dudfield skrev:
>
>
> > Are you able to try the pygame from here ?
>  > http://thorbrian.com/pygame/builds.php
>  >
>  > I think this is compiled with visual C rather than mingw, so maybe
>  > it'll be different...
>  >
>  > cheers,
>  >
>  > On Mon, Mar 24, 2008 at 11:21 PM, Bo Jangeborg <bo@xxxxxxxxxxx> wrote:
>  >
>  >> The scratching are with all music files I have tested. The music have a
>  >>  native sample rate
>  >>  of 44k so there should be no need to resample, and it does work when the
>  >>  output is changed
>  >>  to 22k. I have tested with 15 different pieces. Furthermore it worked ok
>  >>  in pygame 1.7.
>  >>
>  >>  If I start a bit into the music I get occasional scratching for the rest
>  >>  of the piece after that.
>  >>
>  >>  Brian Fisher skrev:
>  >>
>  >>
>  >>
>  >>> The change with sample rate makes me think it may actually have to do
>  >>>
>  >>  > with the particular sound samples as well? I understand that SDL is
>  >>  > somewhat limited on the sample rate conversions it supports - got
>  >>  > particular sounds files that sound scratchy you can send to test with?
>  >>  >
>  >>  > also, when you say you get scratches after starting some way into the
>  >>  > music - do you mean you get like a pop when first playing the music,
>  >>  > or do you mean that you get scratches throughout the music after you
>  >>  > start it playing at a point in the sound?
>  >>  >
>  >>  >
>  >>  > On Sun, Mar 23, 2008 at 2:27 PM, Bo Jangeborg <bo@xxxxxxxxxxx> wrote:
>  >>  >
>  >>  >> The buffer setting doesn't seem to make a differens.
>  >>  >>  The key seem to be the sampling rate. Lots of scratching at 44k sound
>  >>  >>  but OK at 22k. But even then I get scratches if I start some way into
>  >>  >>  the music
>  >>  >>  rather then at the start. The later problem I had in pygame 1.7 too.
>  >>  >>
>  >>  >>  In pygame 1.7 music worked OK in Vista at 44k.
>  >>  >>  I have tried both ogg and mp3 in pygame 1.8.
>  >>  >>  Have you tried playing music at 44k on XP machines?  Maybe this is a more
>  >>  >>  general problem.
>  >>  >>
>  >>  >>  Another thing that seem to have changed is that if a path to a sound file
>  >>  >>  is wrong it doesn't cause an exception. Instead it returns an empty
>  >>  >>  sound object..
>  >>  >>  Is that really intended ?
>  >>  >>
>  >>  >>
>  >>  >
>  >>  >
>  >>
>  >>
>  >>
>  >
>  >
>
>