Subject: Re: [linux-audio-dev] Vsound-like tools for ALSA?
From: Steve Harris (S.W.Harris_AT_ecs.soton.ac.uk)
Date: Wed Jan 28 2004 - 18:11:04 EET
On Wed, Jan 28, 2004 at 07:46:38 -0800, Lance Blisters wrote:
> > > > Quite how you determine the format of the .raw file is beyond me -
> > > > anybody?!
> >
> > .raw files don't have any header, so you have to guess. (The sample
> > format is almost always S16_LE, but for the number of channels (mostly
> > 1 or 2) or the sample rate, you have to try until it doesn't sound too
> > bad. ;-)
>
> I've also wished for a tool which analyzed raw audio data. Shouldn't
> be too difficult to try all common formats (word size, signed/unsigned,
> big/little endian) and measure average volume and continuity to determine
> which formats yield a reasonable waveform. Tool might fail on samples
Audacity had/has a raw importer which showwed a small graph of the
waveform and you could try different combos.
- Steve
This archive was generated by hypermail 2b28 : Wed Jan 28 2004 - 18:15:12 EET