How to put 3 wav files together and output to wma or mp3
Fri, 2 May 2008 13:47:03 -0500
I have this situation where I need to concatenate 3 to more wav files (that
do play correctly in my player app) so I can put them up on a web site (mp3
or wma). Is there a trick to this?
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How to capture audio data in a background process?
Thu, 01 May 2008 01:06:39 -0700
I am looking around that area and what I found so far
http://msdn.microsoft.com/en-us/library/ms789375.aspx
http://download.microsoft.com/download/1/8/f/18f8cee2-0b64-41f2-893d-a6f2295b40c8/DW04022_WINHEC2004.ppt
I can guess that an audio class filter can do the job but I didnt see any implementation of th ...
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sound capture and playback in html script
Wed, 30 Apr 2008 18:23:46 -0700
15 years ago I did this with mmsound functions using some dll in vbscript.
Should I use waveIn, DirectSound or WASAPI today?
The client side (dhtml) script would:
- play an audiofile (filepath could be URL or in local file system)
- get status of a playing file
- append a filename to a currently ...
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Detecting if system i splaying audio
Wed, 30 Apr 2008 01:05:30 -0700
Hi all
I looked around in Windows audio architecture in user and kernel mode and looked for a way to determine if the system at some point is writing to an audio device in order to detect audio being played.
Do you of a way to do it?
thanks,
Tom ...
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Newbie-Question.... Capture microphone input in a stream and get numbers every second or so
Tue, 29 Apr 2008 09:42:01 +0200
How can I:
- capture sound or music from the microphone
- analyze it every little time-span (10th second or so)
- get numbers out of it (volume, frequecy, ...)
I read a lot these days about DirectAudio, Fourier, FFT, SoundCapture,
FIFO....
I downloades samples. I tried things out with C# or VB.NET.
But m ...
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How to capture audio data in a background process?
Mon, 28 Apr 2008 19:07:54 -0700
Hi,
I need to develop a background program that will capture and analyze all
the audio data being played by any application on the PC (independently
of which API the application is using to play the sound). And I need to
do that without changing the settings of the audio mixer or the settings
of these appli ...
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no audio on SPEAKER_LOW_FREQUENCY, else i can use my
device as 4x stereo
Sat, 26 Apr 2008 17:19:46 -0700
// AMMediaType media = ppMediaTypes[0];
AMMediaType media = null;
// if (media.formatPtr != IntPtr.Zero)
// {
// DsUtils.FreeAMMediaType(media);
// media = null;
...
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Building an oscilloscope in managed DirectSound
Sat, 26 Apr 2008 10:16:00 -0700
Hi,
I need to build a simple program showing the waveform generated by the
microphone input.
Is there any sample of this kind making use of managed DirectSound?
VB is my favourite, but C# would also be acceptable. ...
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Splitting 5.1 Device into six mono channels?
Fri, 18 Apr 2008 08:47:02 -0700 (PDT)
I'm working on a project where I need a *lot* of mono audio-outs, more
than one sound card is going to have.
I can use many USB stereo interfaces, each split into two mono
channels by creating two separate devices, one panned right, one
panned left.
I'd prefer to use 1/3rd the USB ports, by splitting a 5.1 ...
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Is there a way to capture voice from output deivce inside a memory buffer or a stream
Sun, 13 Apr 2008 20:42:50 +0200
Hello
first I have to admit I am not too good in directX and sounds matters
but I have a question
I want to capture the voice comes from another computer [i.e while using msn
messenger voice chat or skype] inside a a simple memory buffer or Stream
Is it possible
Thanks in advance
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