[Haskell-cafe] sdl-mixer loading issue
lrpalmer at gmail.com
Wed Jun 25 01:17:17 EDT 2008
On Tue, Jun 24, 2008 at 11:16 PM, Luke Palmer <lrpalmer at gmail.com> wrote:
> On Tue, Jun 24, 2008 at 6:34 PM, Norbert Wojtowicz
> <wojtowicz.norbert at gmail.com> wrote:
>>> Attached is a patched version of SDL_mixer 0.5.2 with a C wrapper
>>> for this macro. I'm now able to run loadWAV in ghci.
>> Works for me, thanks!
>> Now I just need to learn how to make my WAVs sound not like
>> computer-generated children voices. For example, using the hback wav
>> files and this:
>> import Control.Concurrent (threadDelay)
>> import Graphics.UI.SDL.Mixer.General
>> import Graphics.UI.SDL.Mixer.Music
>> main = do
>> openAudio 22050 AudioS16Sys 2 4096
> This is probably the issue. Most wavs are sampled at 44100, not
> 22050, and I think you have to ask mplayer specifically to downsample.
Er, ask sdl-mixer specifically... you knew what I meant.
> Changing this to
> openAudio 44100 AudioS16Sys 2 4096
> should do the trick.
>> w <- loadMUS "c.wav"
>> playMusic w 1
>> threadDelay 2000000
>> freeMusic w
>> It plays (which is an immense improvement), but I can't get it to
>> sound the way it does from eg. mplayer. I have almost no knowledge of
>> the inner workings of computer sound drivers, so if there is something
>> obvious I'm missing please do speak up.
>> - Norbert
>> Haskell-Cafe mailing list
>> Haskell-Cafe at haskell.org
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