From mboxrd@z Thu Jan 1 00:00:00 1970 Path: news.gmane.org!.POSTED!not-for-mail From: "Peter P." Newsgroups: gmane.comp.audio.sox Subject: Re: find clicks Date: Fri, 9 Dec 2016 11:51:33 +0100 Message-ID: <20161209105133.jazn62jljwgivvwf@fastmail.com> References: <70c2a233-2408-69f6-3b5e-c24500b1833b@eckner.net> Reply-To: sox-users@lists.sourceforge.net NNTP-Posting-Host: blaine.gmane.org Mime-Version: 1.0 Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: 7bit X-Trace: blaine.gmane.org 1481280004 3650 195.159.176.226 (9 Dec 2016 10:40:04 GMT) X-Complaints-To: usenet@blaine.gmane.org NNTP-Posting-Date: Fri, 9 Dec 2016 10:40:04 +0000 (UTC) To: sox-users@lists.sourceforge.net Original-X-From: sox-users-bounces@lists.sourceforge.net Fri Dec 09 11:39:57 2016 Return-path: Envelope-to: gcas-sox-users@gmane.org Received-SPF: pass (sog-mx-4.v43.ch3.sourceforge.com: domain of fastmail.com designates 66.111.4.28 as permitted sender) client-ip=66.111.4.28; envelope-from=peterparker@fastmail.com; helo=out4-smtp.messagingengine.com; X-ME-Sender: X-Sasl-enc: V6nD38rLJes1/1WkbDu/etPANnfdWxjACeIErCQ9sKDn 1481279973 Content-Disposition: inline In-Reply-To: <70c2a233-2408-69f6-3b5e-c24500b1833b@eckner.net> X-Headers-End: 1cFIaZ-00007j-Jm X-BeenThere: sox-users@lists.sourceforge.net X-Mailman-Version: 2.1.9 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Errors-To: sox-users-bounces@lists.sourceforge.net Xref: news.gmane.org gmane.comp.audio.sox:6366 Archived-At: Received: from lists.sourceforge.net ([216.34.181.88]) by blaine.gmane.org with esmtp (Exim 4.84_2) (envelope-from ) id 1cFIal-0007PI-9P for gcas-sox-users@gmane.org; Fri, 09 Dec 2016 11:39:51 +0100 Received: from localhost ([127.0.0.1] helo=sfs-ml-4.v29.ch3.sourceforge.com) by sfs-ml-4.v29.ch3.sourceforge.com with esmtp (Exim 4.76) (envelope-from ) id 1cFIag-0004Jw-GZ; Fri, 09 Dec 2016 10:39:46 +0000 Received: from sog-mx-4.v43.ch3.sourceforge.com ([172.29.43.194] helo=mx.sourceforge.net) by sfs-ml-4.v29.ch3.sourceforge.com with esmtp (Exim 4.76) (envelope-from ) id 1cFIaf-0004Jp-2f for sox-users@lists.sourceforge.net; Fri, 09 Dec 2016 10:39:45 +0000 Received: from out4-smtp.messagingengine.com ([66.111.4.28]) by sog-mx-4.v43.ch3.sourceforge.com with esmtps (TLSv1:AES256-SHA:256) (Exim 4.76) id 1cFIaZ-00007j-Jm for sox-users@lists.sourceforge.net; Fri, 09 Dec 2016 10:39:45 +0000 Received: from compute4.internal (compute4.nyi.internal [10.202.2.44]) by mailout.nyi.internal (Postfix) with ESMTP id 541BD20738 for ; Fri, 9 Dec 2016 05:39:34 -0500 (EST) Received: from frontend1 ([10.202.2.160]) by compute4.internal (MEProxy); Fri, 09 Dec 2016 05:39:34 -0500 Received: from localhost (vra-174-38.tu-graz.ac.at [129.27.174.38]) by mail.messagingengine.com (Postfix) with ESMTPA id DF76B7E398 for ; Fri, 9 Dec 2016 05:39:33 -0500 (EST) Hi Erich, * Erich Eckner [2016-12-09 09:59]: > Dear list, > > probably this is beyond sox' scope, but maybe one of you can help anyway: > > I have some recordings (flac-files) which have emp-interference (audible > "clicks" of length ~ 1/2000s) in them. Do you know any scriptable tool > (or a plugin to sox) to extract the positions (time or sample) of > potential clicks? > > I know, I could track them down manually, but I would really prefer to > listen only to a few minutes of potentially emp'ed audio rather than to > many days of audio (I usually do multi channel recordings and the emp is > not on all channels and also very sparse on the time axis). > > Furthermore (this is probably closer to what sox can do), is there a > effect combination in sox (or a ladspa plugin) which can "iron out" > these disturbed samples (and intrapolate their values somehow from > surrounding samples) - given, I know the position of the samples? A quick web research on "ladspa declick" gave the following results: Not SoX but Audacity has Click Removal and Repair effects. Then this link http://home.snafu.de/wahlm/dl8hbs/declick.html and not sure if gnoise https://sourceforge.net/projects/gnoise/ does something. tell us how things go P ------------------------------------------------------------------------------ Developer Access Program for Intel Xeon Phi Processors Access to Intel Xeon Phi processor-based developer platforms. With one year of Intel Parallel Studio XE. Training and support from Colfax. Order your platform today.http://sdm.link/xeonphi