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Article View: borland.public.cppbuilder.multimedia
Article #1025

RE: Spectrum Analyser

#1025
From: Renato Villone
Date: Mon, 12 Nov 2001 16:33
38 lines
1987 bytes
Thanks for your reply. But actually I was talking about
real-time, and it's ready. (I implemented the fast fourier
transform). Now I have another problem, but I think it
deserves another different post. Thanks again.

Asaf <hcmos@hotmail.com> escribi๏ฟฝ en el mensaje de noticias
3bef1361_2@dnews...
> Hi
>
> If you need to view your recordings you need cooledit pro.
> If you need to do it your self you need to get the Wave
file format which is
> very simple:
>
>  struct WaveFileHeader
>   {
>    unsigned char RIFF[4];
>    unsigned long waveformSize;
>    unsigned char WAVE[4];
>    unsigned char fmt_[4];
>    unsigned long formatSize;
>    unsigned short FormatTag;
>    unsigned short N_Channels;
>    unsigned long SamplesPerSec;
>    unsigned long AvgBytePerSec;
>    unsigned short BlockAlign;
>    unsigned short BitsPerSample;
>    unsigned char data[4];
>    unsigned long waveformDataSize;
>   };
>
> and lookup Forie transformation (hope the spelling is
right) as a starting
> point for the algorithem.
>
> Asaf
>
>
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From: "Renato Villone" <villone_vieyra@fullzero.com.ar>
Newsgroups: borland.public.cppbuilder.multimedia
References: <3bec5a07_1@dnews> <3bef1361_2@dnews>
Subject: RE: Spectrum Analyser
Date: Mon, 12 Nov 2001 13:33:56 -0300
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