From mboxrd@z Thu Jan 1 00:00:00 1970 From: Jan-Benedict Glaw Subject: Re: frequency analysis with alsa and fftw Date: Sun, 27 Dec 2009 13:53:43 +0100 Message-ID: <20091227125343.GG7599@lug-owl.de> References: <20091227122631.62660@gmx.net> Mime-Version: 1.0 Content-Type: multipart/mixed; boundary="===============1457662004994457877==" Return-path: Received: from lug-owl.de (lug-owl.de [195.71.106.12]) by alsa0.perex.cz (Postfix) with ESMTP id BF33524490 for ; Sun, 27 Dec 2009 13:53:44 +0100 (CET) In-Reply-To: <20091227122631.62660@gmx.net> List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Sender: alsa-devel-bounces@alsa-project.org Errors-To: alsa-devel-bounces@alsa-project.org To: Markus Vogl Cc: alsa-devel@alsa-project.org List-Id: alsa-devel@alsa-project.org --===============1457662004994457877== Content-Type: multipart/signed; micalg=pgp-sha1; protocol="application/pgp-signature"; boundary="enbeIAqa8YisR7TD" Content-Disposition: inline --enbeIAqa8YisR7TD Content-Type: text/plain; charset=utf-8 Content-Disposition: inline Content-Transfer-Encoding: quoted-printable On Sun, 2009-12-27 13:26:31 +0100, Markus Vogl wrote: > my project is to analyse the mic input frequency from my asus eepc > 1008ha with ubuntu 9.10 and show it in a terminal window. i would > use my acoustic 6 string guitar to play in front of my netbook. > =20 > i=C2=B4ve testet the howto from linuxjornal.com .. > http://www.linuxjournal.com/article/6735 > =20 > ...but i=C2=B4ve no plan to use the mic input and then analyse it with f= ftw. Why do you need to do ALSA programming in the first place? Isn't it enough to use any given ALSA-capable audio recorder (eg. arecord) to record some sound, convert it to raw PCM data (eg. cut off the WAV header) and then shift all the data into the FFT lib? MfG, JBG --=20 Jan-Benedict Glaw jbglaw@lug-owl.de +49-172-7608481 Signature of: If it doesn't work, force it. the second : If it breaks, it needed replacing anyway. --enbeIAqa8YisR7TD Content-Type: application/pgp-signature; name="signature.asc" Content-Description: Digital signature Content-Disposition: inline -----BEGIN PGP SIGNATURE----- Version: GnuPG v1.4.9 (GNU/Linux) iEYEARECAAYFAks3WNcACgkQHb1edYOZ4bvfgACfaXg9h0fuIzC0jgcnGiECBsgR 2aEAoJIJz1PdMyXI9C0Dpui6bxy6d8/e =9hHF -----END PGP SIGNATURE----- --enbeIAqa8YisR7TD-- --===============1457662004994457877== Content-Type: text/plain; charset="us-ascii" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit Content-Disposition: inline _______________________________________________ Alsa-devel mailing list Alsa-devel@alsa-project.org http://mailman.alsa-project.org/mailman/listinfo/alsa-devel --===============1457662004994457877==--