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Article View: borland.public.cppbuilder.multimedia
Article #1023

Re: Spectrum Analyser

#1023
From: Asaf
Date: Sun, 11 Nov 2001 23:46
27 lines
1551 bytes
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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Subject: Re: Spectrum Analyser
Date: Mon, 12 Nov 2001 01:46:58 +0200
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