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Re: [pygame] vista testing...
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 ?
> >> >>
> >> >>
> >> >
> >> >
> >>
> >>
> >>
> >
> >
>
>