[haiku-bugs] Re: [Haiku] #1351: aliasing is heared with playback 44.1kHz files on 48kHz system sample rate

  • From: "bonefish" <trac@xxxxxxxxxxxx>
  • Date: Sun, 10 Oct 2010 09:25:51 -0000

#1351: aliasing is heared with playback 44.1kHz files on 48kHz system sample 
rate
-----------------------------+----------------------------------------------
  Reporter:  nutela          |         Owner:  pulkomandy   
      Type:  bug             |        Status:  assigned     
  Priority:  normal          |     Milestone:  R1           
 Component:  Kits/Media Kit  |       Version:  R1/pre-alpha1
Resolution:                  |      Keywords:               
Blocked By:                  |   Has a Patch:  0            
  Platform:  x86             |      Blocking:               
-----------------------------+----------------------------------------------

Comment (by bonefish):

 Replying to [comment:16 stargatefan]:
 >     Well in certain case resampling is the only option as hardware may
 only support one type of input and files are in another. no argument
 there. My concern is that mixer is really becoming more then it needs to
 be. whiles it great the I can watch 6 videos and listen to dozens of mp3's
 and or wav files all at the same time. Its not a very practical design for
 the end user.
 >
 >    Try listening to 2 different songs as the same time. Its just not
 something the human brain would want to do.

 If you listen to music and another application (chat for instance) plays a
 notification sound, some component has to mix the two. And that's the
 mixer's job. I suspect that there are workflows where audio people use
 more than one sound generating application at a time. Again, the mixer's
 job.

 >    there are lots of times where I change output resolutions in DAWS to
 see how things are sound at various bit depths, 32,24 and 16 bit and
 different bit rates.
 >
 >    So the DAW needs to be able to control these things.

 Good that all of this is possible already. If an application just wants to
 control the hardware node's parameters, it can use the respective
 parameter web -- that's exactly what the media preferences application is
 doing. If the application wants full control over the output, it can
 disconnect the mixer and directly connect to the hardware's node (this
 would, of course, shut up all other applications). So I don't see a show
 stopper for whatever kind of audio application you have in mind.

 At any rate, if you want to discuss the design of Haiku's media framework,
 please use one of the mailing lists.

-- 
Ticket URL: <http://dev.haiku-os.org/ticket/1351#comment:17>
Haiku <http://dev.haiku-os.org>
Haiku - the operating system.

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