Graph Builder and releasing files
Thu, 6 Dec 2007 17:03:57 -0800 (PST)
Hi, it's me again but with another problem this time.
My applications works like this:
I run a directShow graphBuilder with a couple of filters and an mp3
file as source.
The graph is doing its work until end, and my application waits for
that to happen using method mediaControl.StopWhenReady(). When it
ends, ...
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Converting mp3 to wav using DirectShow
Thu, 6 Dec 2007 08:32:50 -0800 (PST)
Hi,
I have an mp3 file and i want to play it using
DirectSound.SecondaryBuffer, so i need to first convert it to wav. I
created a graph consisting of 3 filters: File Source(mp3), WavDest and
File Writer. In GraphEdit that combination works well and i get at the
end an wav file. I implemeted that graph in c# u ...
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waveInUnprepareHeader Fails When Windows Mobile Application
Deactivates
Thu, 6 Dec 2007 06:33:40 -0800 (PST)
Hi,
I am writing a .NET Compact Framework application to record audio on a
windows mobile device, using the audio api made available through
coredll.dll.
When I open another application in front of my recorder and the
deactivate event fires some of the audio functions I am calling stop
working.
waveInAd ...
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Audio Speed
Tue, 4 Dec 2007 04:35:58 -0800 (PST)
I have an Audio Stream. I want to slow down the audio playback without
affecting the original pitch. For example lets say the audio stream
contains this dialogue: "How are you."
At normal speed the whole sentence would be spoken in probably 1
second.
I want to have a 1 second gap between the three words. Somet ...
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How to mix two differrent audio files using directsound?
Tue, 4 Dec 2007 17:34:32 +0700
Anyone can show me how to mix two differrent audio files (WAV or MP3) using
Directsound?
Thank for any suggesstion.
...
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DirectShow Filter Graph Manager usage In VB or VC++
Mon, 3 Dec 2007 09:24:08 +0100
Hi, (All DirectX Programers)
i am a VB Developer
i want to use DirectShow to play my Media Files
ho to use the Filter Graph Manager in VB ?
otherwise, in VC++...
if you want to send to me a Simple Sample in VC++, please send it to me
using the COM Suport or the DirectShow Include Files
my Email Address is:
...
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Vista AEC problems and questions
Wed, 28 Nov 2007 09:15:02 -0800
First I would like to say the Vista AEC is much better when compared with
XPâ??s AEC.
I have some Vista AEC problems and questions and hope get some help from
Microsoftâ??s audio team:
1. Echoes when mic is unmated after it was muted
- Experiencing echo problem after mic was muted for a while then unmated ...
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Extract left and right channel from a stereo wave file
Thu, 22 Nov 2007 07:16:01 -0800
Hi all,
I need to extract the two channels of a stereo wave file. I need them as two
streams or better, as two different wave files. Someone an idea how to
approach this problem?
So: mystereo.wav needs to be converted to myleft.wav and myright.wav.
Is it possible to read one channel into a stream and ...
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Midi to WAV with GraphEdit
Wed, 21 Nov 2007 20:53:22 -0000
I am thinking about building a utility to convert Midi (*.mid) files into
WAV files.
With GraphEdit I can play a Midi file out through the Midi Renderers and
wondered if there is a Midi Renderer that will produce a WAV file instead.
If it is possible can the graph be run faster that real time to convert the
...
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Getting Upstream PIN Output into an App Function
Wed, 21 Nov 2007 10:08:11 -0800 (PST)
I want to convert various compressed audio source to PCM for my
application.
I know I can write my own renderer and implement a custom interface to
have it pass me the PCM samples as they arrive from upstream.
Q1) Is there a better, simpler way to do this? (e.g. Perhaps I can
create just an input pin with ...
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