From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.2 (2018-09-13) on dcvr.yhbt.net X-Spam-Level: X-Spam-Status: No, score=-3.8 required=3.0 tests=AWL,BAYES_00,DKIM_INVALID, DKIM_SIGNED,HEADER_FROM_DIFFERENT_DOMAINS,MAILING_LIST_MULTI, RCVD_IN_DNSWL_LOW,RCVD_IN_MSPIKE_H2,SPF_HELO_PASS,SPF_PASS shortcircuit=no autolearn=ham autolearn_force=no version=3.4.2 Received: from lists.sourceforge.net (lists.sourceforge.net [216.105.38.7]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by dcvr.yhbt.net (Postfix) with ESMTPS id AA67F1F9FD for ; Sat, 20 Feb 2021 13:01:40 +0000 (UTC) Received: from [127.0.0.1] (helo=sfs-ml-1.v29.lw.sourceforge.com) by sfs-ml-1.v29.lw.sourceforge.com with esmtp (Exim 4.90_1) (envelope-from ) id 1lDRt9-0007IC-RV; Sat, 20 Feb 2021 13:01:35 +0000 Received: from [172.30.20.202] (helo=mx.sourceforge.net) by sfs-ml-1.v29.lw.sourceforge.com with esmtps (TLSv1.2:ECDHE-RSA-AES256-GCM-SHA384:256) (Exim 4.90_1) (envelope-from ) id 1lDRt8-0007I1-V3 for sox-users@lists.sourceforge.net; Sat, 20 Feb 2021 13:01:34 +0000 DKIM-Signature: v=1; a=rsa-sha256; q=dns/txt; c=relaxed/relaxed; d=sourceforge.net; s=x; h=Content-Transfer-Encoding:Content-Type:MIME-Version :Message-ID:In-Reply-To:Date:References:Subject:Cc:To:From:Sender:Reply-To: Content-ID:Content-Description:Resent-Date:Resent-From:Resent-Sender: Resent-To:Resent-Cc:Resent-Message-ID:List-Id:List-Help:List-Unsubscribe: List-Subscribe:List-Post:List-Owner:List-Archive; bh=LP5dkq8jHAe99QEqWZ1fNNzW83Z8V3N+nRH6MB+UeCI=; b=M1sMQzwPT511eELF0mS3zT3FNY gfGfacd1XVdw2MeTURsmvw/K8ArszXpqz0q3vsKwVwAYgFCv0sMOUBZIJgt0hnv5RNOpAeZJhtNl3 dwLye5s6QKOHsh5DvtFamKmsnhvuNoAI1ry0vQWEIBQvsQV0Mr9vMuqPCGyW8vHrAb/A=; DKIM-Signature: v=1; a=rsa-sha256; q=dns/txt; c=relaxed/relaxed; d=sf.net; s=x ; h=Content-Transfer-Encoding:Content-Type:MIME-Version:Message-ID: In-Reply-To:Date:References:Subject:Cc:To:From:Sender:Reply-To:Content-ID: Content-Description:Resent-Date:Resent-From:Resent-Sender:Resent-To:Resent-Cc :Resent-Message-ID:List-Id:List-Help:List-Unsubscribe:List-Subscribe: List-Post:List-Owner:List-Archive; bh=LP5dkq8jHAe99QEqWZ1fNNzW83Z8V3N+nRH6MB+UeCI=; b=IPj2vdIMOoDftaKXKvNnqljIgn CIS5cH9dxnRXmYecuLeMTQiBNYkXOI+kVOVNiVPmykKDtzng7gT8X8dehhuhoLbb86EbqhIaPPYxj D2O7WFk+dwMgebFFDk0dsIjLjg3B6J0/teT2kBpvHIGcueUZI/W8kjFMYF9Z0eYom76A=; Received: from unicorn.mansr.com ([81.2.72.234]) by sfi-mx-2.v28.lw.sourceforge.com with esmtps (TLSv1.2:ECDHE-RSA-AES256-GCM-SHA384:256) (Exim 4.92.3) id 1lDRt1-0003zf-C7 for sox-users@lists.sourceforge.net; Sat, 20 Feb 2021 13:01:34 +0000 Received: from raven.mansr.com (raven.mansr.com [IPv6:2001:8b0:ca0d:8d8e::3]) by unicorn.mansr.com (Postfix) with ESMTPS id C844115360; Sat, 20 Feb 2021 13:01:10 +0000 (GMT) Received: by raven.mansr.com (Postfix, from userid 51770) id BEBA420CEEB; Sat, 20 Feb 2021 13:01:10 +0000 (GMT) From: =?iso-8859-1?Q?M=E5ns_Rullg=E5rd?= To: tsepp2000@web.de References: Date: Sat, 20 Feb 2021 13:01:10 +0000 In-Reply-To: (tsepp's message of "Sat, 20 Feb 2021 13:36:56 +0100") Message-ID: User-Agent: Gnus/5.13 (Gnus v5.13) Emacs/27.1 (gnu/linux) MIME-Version: 1.0 X-Headers-End: 1lDRt1-0003zf-C7 Subject: Re: upsampling and sinc-filter X-BeenThere: sox-users@lists.sourceforge.net X-Mailman-Version: 2.1.21 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Reply-To: sox-users@lists.sourceforge.net Cc: sox-users@lists.sourceforge.net Content-Type: text/plain; charset="iso-8859-1" Content-Transfer-Encoding: quoted-printable Errors-To: sox-users-bounces@lists.sourceforge.net "tsepp2000@web.de" writes: > Hi all, > > I want to make 3 changes to a wav-file: 1. bit depth, 2. upsampling and > 3. sinc-filter - at one time. For the upsampling I assume -L and for the > filter I assume -L. Does Sox calculate this several times in a row? Is > this the correct and most effective command? > > sox 16bit_44_1.wav -b 32 -e float output.wav rate -v -L 88200 sinc -a 80 > -L -21000 -t 2100 What is the purpose of the lowpass filter here? -- = M=E5ns Rullg=E5rd _______________________________________________ Sox-users mailing list Sox-users@lists.sourceforge.net https://lists.sourceforge.net/lists/listinfo/sox-users