https://www.podomatic.com/podcasts/marwalk en-us Podomatic RSS Generator Fri, 10 Jan 2025 22:39:10 +0000 voice-over, ,voice, ,over, ,linux, ,open, ,source, Copyright 2025 Mark Walker Linux Voice Over Tools Tips episodic false no https://assets.podomatic.net/ts/2c/3d/a7/marwalk/1400x1400_11704542.jpg https://www.podomatic.com/podcasts/marwalk Mark Walker A podcast about open source voice production tools. Updates at marwalk on twitter Voice Over on Linux by Mark Caldwell Walker is licensed under a Creative Commons Attribution-ShareAlike 4.0 International License. https://marwalk.podomatic.com/entry/2017-06-25T14_15_53-07_00 https://www.podomatic.com/podcasts/marwalk/episodes/2017-06-25T14_15_53-07_00 Sun, 25 Jun 2017 21:15:53 +0000 2017-06-25 2017-06-25 https://www.podomatic.com/podcasts/marwalk/episodes/2017-06-25T14_15_53-07_00 Mark Walker audacity,open,source,voice-over,linux,tracks,syncrhonize,groups,independent 375 false It's fairly simple to move - that is, time shift - all of the Tracks in an Audacity project Together. In theory - you just enable the "Synchronize Tracks" feature - and time shift to suit. But it could be frustrating if you want to shift only a subset of Tracks - vis-à-vis the others in the project - which is a more likely use case anyway. In this Episode - we'll send that can't-move-the-right-Tracks-Together frustration to /dev/null. It's fairly simple to move - that is, time shift - all of the Tracks in an Audacity project Toget... https://marwalk.podomatic.com/entry/2017-05-28T17_07_09-07_00 https://www.podomatic.com/podcasts/marwalk/episodes/2017-05-28T17_07_09-07_00 Mon, 29 May 2017 00:07:09 +0000 2017-05-29 2017-05-29 https://www.podomatic.com/podcasts/marwalk/episodes/2017-05-28T17_07_09-07_00 Mark Walker sox,mediainfo,ffprobe,exiftool,linux,voice-over,software,how-to 375 false How can you quickly confirm whether an audio file is stereo or mono - or its sample rate - its bit depth - its encoding type - and other information you may need to know about that file? In this Episode - we'll explore several terminal command line tools - that can deliver the information you need - as quickly as it takes to type the command and the audio filename. How can you quickly confirm whether an audio file is stereo or mono - or its sample rate - its bi... https://marwalk.podomatic.com/entry/2017-05-21T18_21_37-07_00 https://www.podomatic.com/podcasts/marwalk/episodes/2017-05-21T18_21_37-07_00 Mon, 22 May 2017 01:21:37 +0000 2017-05-22 2017-05-22 https://www.podomatic.com/podcasts/marwalk/episodes/2017-05-21T18_21_37-07_00 Mark Walker audacity,editing,linux,software,how-to,voice-over,labels,label,tracks 354 false It's great to have a way to label parts and points in your audio. In Audacity - labels are contained in separate Tracks - that can still be associated with points in the audio. In this Episode - we'll explore why separate Tracks are helpful - and a few ways you can use labels - to make things a lot easier for you in your audio project. It's great to have a way to label parts and points in your audio. In Audacity - labels are conta... https://marwalk.podomatic.com/entry/2017-05-14T18_32_06-07_00 https://www.podomatic.com/podcasts/marwalk/episodes/2017-05-14T18_32_06-07_00 Mon, 15 May 2017 01:32:06 +0000 2017-05-15 2017-05-15 https://www.podomatic.com/podcasts/marwalk/episodes/2017-05-14T18_32_06-07_00 Mark Walker audacity,linux,software,how-to,voice-over,reverb,filename 345 false Having an audio file not load or play because its filename won't load is annoying. If your file manager won't list it correctly - that could be disastrous. In this Episode - we'll go over how to create filenames that will work - no matter what programs you use them in - or where you send them. Having an audio file not load or play because its filename won't load is annoying. If your file m... https://marwalk.podomatic.com/entry/2017-05-07T17_10_17-07_00 https://www.podomatic.com/podcasts/marwalk/episodes/2017-05-07T17_10_17-07_00 Mon, 08 May 2017 00:10:17 +0000 2017-05-08 2017-05-08 https://www.podomatic.com/podcasts/marwalk/episodes/2017-05-07T17_10_17-07_00 Mark Walker audacity,audio,editing,linux,open,software,how-to,tips,tools,voice-over,patch 288 false In many cases - you can readily fix a glitch in a Recording - as we've discussed in some previous episodes. But sometimes it makes sense to cull it out - and just start over. In this Episode - we'll explore things to consider in deciding which to do. In many cases - you can readily fix a glitch in a Recording - as we've discussed in some previous... https://marwalk.podomatic.com/entry/2017-04-30T17_52_38-07_00 https://www.podomatic.com/podcasts/marwalk/episodes/2017-04-30T17_52_38-07_00 Mon, 01 May 2017 00:52:38 +0000 2017-05-01 2017-05-01 https://www.podomatic.com/podcasts/marwalk/episodes/2017-04-30T17_52_38-07_00 Mark Walker fade-in,fade-out,transition,audacity,audio,editing,linux,software,how-to,tips,tools,voice-over 307 false What do you do when you need to join together two snippets of audio - and one or both of them start or end with rough edges? In this Episode, we'll examine how the Fade-IN and Fade-OUT features of Audacity can help in this. What do you do when you need to join together two snippets of audio - and one or both of them sta... https://marwalk.podomatic.com/entry/2017-04-23T18_14_23-07_00 https://www.podomatic.com/podcasts/marwalk/episodes/2017-04-23T18_14_23-07_00 Mon, 24 Apr 2017 01:14:23 +0000 2017-04-24 2017-04-24 https://www.podomatic.com/podcasts/marwalk/episodes/2017-04-23T18_14_23-07_00 Mark Walker audio,mp3,wav,flac,loudness,pcm,encoding 289 false Should you save your files in MP3, WAV, or something else? Well, the answer depends on several factors - and in this Episode, we'll examine the pros and cons of the most popular formats. Should you save your files in MP3, WAV, or something else? Well, the answer depends on several... https://marwalk.podomatic.com/entry/2017-04-09T17_13_03-07_00 https://www.podomatic.com/podcasts/marwalk/episodes/2017-04-09T17_13_03-07_00 Mon, 10 Apr 2017 00:13:03 +0000 2017-04-10 2017-04-10 https://www.podomatic.com/podcasts/marwalk/episodes/2017-04-09T17_13_03-07_00 Mark Walker audacity,audio,editing,linux,open,software,how-to,tips,tools,voice-over,archive,backup,bit-depth,sample,rate 432 false When you're done with a project - you'll want to hold onto your work - at least temporarily until you're sure you won't need to return to it for any re-work. In this Episode - we'll examine some ways to archive your work - so that you can easily find it when you need to. When you're done with a project - you'll want to hold onto your work - at least temporarily until... https://marwalk.podomatic.com/entry/2017-03-26T17_23_00-07_00 https://www.podomatic.com/podcasts/marwalk/episodes/2017-03-26T17_23_00-07_00 Mon, 27 Mar 2017 00:23:00 +0000 2017-03-27 2017-03-27 https://www.podomatic.com/podcasts/marwalk/episodes/2017-03-26T17_23_00-07_00 Mark Walker room,tone,headtone,tailtone,audacity,audio,editing,linux,software,how-to,tips,tools,voice-over 228 false As used here - the terms "Headtone" and "Tailtone" - refer to bits of *silence* before and after an audio clip. How long do you make them? How much is Needed - and more importantly - why. In this Episode - we'll look into the pros and cons of longer and shorter bits of silence - at the beginning and end of each audio clip. As used here - the terms "Headtone" and "Tailtone" - refer to bits of *silence* before and after ... https://marwalk.podomatic.com/entry/2017-03-19T18_42_07-07_00 https://www.podomatic.com/podcasts/marwalk/episodes/2017-03-19T18_42_07-07_00 Mon, 20 Mar 2017 01:42:07 +0000 2020-08-10 2017-03-20 https://www.podomatic.com/podcasts/marwalk/episodes/2017-03-19T18_42_07-07_00 Mark Walker audacity,audio,editing,linux,software,how-to,tools,voice-over,waveform,silence 235 false Whether To-Delete-or-Silence unwanted audio Well - It Depends. In this Episode - we'll look at the difference between deleting audio containing unwanted sound artifacts - and converting it into Silence. And when to do which. Whether To-Delete-or-Silence unwanted audio Well - It Depends. In this Episode - we'll look ... https://marwalk.podomatic.com/entry/2017-03-05T18_02_18-08_00 https://www.podomatic.com/podcasts/marwalk/episodes/2017-03-05T18_02_18-08_00 Mon, 06 Mar 2017 02:02:18 +0000 2017-03-06 2017-03-06 https://www.podomatic.com/podcasts/marwalk/episodes/2017-03-05T18_02_18-08_00 Mark Walker audacity,audio,editing,linux,voice-over,software,how-to,open 303 false Imagine that there's a section of script that you re-did inside a single take. In this Episode - we'll go over an easy way to get to it - without having to listen to a lot of audio in-between. Imagine that there's a section of script that you re-did inside a single take. In this Episode - ... https://marwalk.podomatic.com/entry/2017-02-26T16_34_56-08_00 https://www.podomatic.com/podcasts/marwalk/episodes/2017-02-26T16_34_56-08_00 Mon, 27 Feb 2017 00:34:56 +0000 2017-02-27 2017-02-27 https://www.podomatic.com/podcasts/marwalk/episodes/2017-02-26T16_34_56-08_00 Mark Walker audacity,audio,editing,linux,software,how-to,sox,tips,tools,voice-over,patch,paste,record 317 false Suppose you've just recorded a perfect take of a piece of copy. And then upon reviewing it - you discover that you've pronounced a word incorrectly - or used the wrong word altogether. No worries. - In this Episode - we'll go over how to patch it over - with a corrected audio part. Suppose you've just recorded a perfect take of a piece of copy. And then upon reviewing it - you... https://marwalk.podomatic.com/entry/2017-02-20T12_51_34-08_00 https://www.podomatic.com/podcasts/marwalk/episodes/2017-02-20T12_51_34-08_00 Mon, 20 Feb 2017 20:51:34 +0000 2017-02-20 2017-02-20 https://www.podomatic.com/podcasts/marwalk/episodes/2017-02-20T12_51_34-08_00 Mark Walker audio,editing,software,how-to,sox,tools,voice-over 324 false If you're *not* one of those people who nail it on the first try - you likely record and keep several takes before deciding on the best one to submit. In this Episode - we'll go over some ideas - on how to ensure that you're sending up your best work. If you're *not* one of those people who nail it on the first try - you likely record and keep sev... https://marwalk.podomatic.com/entry/2017-02-12T15_44_46-08_00 https://www.podomatic.com/podcasts/marwalk/episodes/2017-02-12T15_44_46-08_00 Sun, 12 Feb 2017 23:44:46 +0000 2017-02-12 2017-02-12 https://www.podomatic.com/podcasts/marwalk/episodes/2017-02-12T15_44_46-08_00 Mark Walker audio,linux,software,how-to,sox,tips,tools,voice-over,bash,filenames,script 348 false When you're ready to record your audition or project segment - you probably set up your digital audio workstation to record - and then play it back for quality assurance. There's a lot of mouse clicking involved - when you're recording in a GUI editor - and it takes several milliseconds to hunt and click the correct menu options. There's a command line way I like much better. In this epidsode - we'll look at how you can greatly accelerate this process - and with assured audio quality. When you're ready to record your audition or project segment - you probably set up your digital a... https://marwalk.podomatic.com/entry/2017-02-05T17_42_40-08_00 https://www.podomatic.com/podcasts/marwalk/episodes/2017-02-05T17_42_40-08_00 Mon, 06 Feb 2017 01:42:40 +0000 2017-02-06 2017-02-06 https://www.podomatic.com/podcasts/marwalk/episodes/2017-02-05T17_42_40-08_00 Mark Walker voice-over,audio,software,how-to,bash,filename,variable,scripting 404 false Using Bash scripts with Variables helps in automating your workflow - not only for efficiency but also - importantly - for consistency. In this Episode - we'll go over some practical steps - that could make your filenaming process go much smoother. Using Bash scripts with Variables helps in automating your workflow - not only for efficiency but... https://marwalk.podomatic.com/entry/2017-01-29T16_55_37-08_00 https://www.podomatic.com/podcasts/marwalk/episodes/2017-01-29T16_55_37-08_00 Mon, 30 Jan 2017 00:55:37 +0000 2017-01-30 2017-01-30 https://www.podomatic.com/podcasts/marwalk/episodes/2017-01-29T16_55_37-08_00 Mark Walker scrubbing,audacity,audio,editing,linux,software,how-to,voice-over 67 false Most audio editors let you go to a point in your project - to start playing the audio from that point. But sometimes you want to listen a little more closely - to find that troublesome click - or other glitch you would like to edit or remove. One way to try to do that is by scrubbing. In this episode - we'll cover what audio scrubbing is - and how to do that in Audacity. Most audio editors let you go to a point in your project - to start playing the audio from that p... https://marwalk.podomatic.com/entry/2017-01-22T16_49_06-08_00 https://www.podomatic.com/podcasts/marwalk/episodes/2017-01-22T16_49_06-08_00 Mon, 23 Jan 2017 00:49:06 +0000 2017-01-23 2017-01-23 https://www.podomatic.com/podcasts/marwalk/episodes/2017-01-22T16_49_06-08_00 Mark Walker sox,audio,editing,voice-over 348 false Consider the use case of appending sound files together - such as adding a head tone and tail tone to a section of audio. Sure, you could do that in a GUI audio editor - but there's an easier and slicker way to do it. In this Episode - we'll go over how you can use SoX to combine audio files - freeing you up for the more fun parts of your projects. Consider the use case of appending sound files together - such as adding a head tone and tail ton... https://marwalk.podomatic.com/entry/2017-01-15T17_39_42-08_00 https://www.podomatic.com/podcasts/marwalk/episodes/2017-01-15T17_39_42-08_00 Mon, 16 Jan 2017 01:39:42 +0000 2017-01-23 2017-01-16 https://www.podomatic.com/podcasts/marwalk/episodes/2017-01-15T17_39_42-08_00 Mark Walker software,how-to,audio,linux,voice-over,scripting,bash 291 false Bash is a command line shell that is common in popular Linux distributions. In this Episode, we'll go over how you can use Bash scripts to speed your workflow, and avoid errors in your audio projects. Bash is a command line shell that is common in popular Linux distributions. In this Episode, w... https://marwalk.podomatic.com/entry/2017-01-08T16_34_08-08_00 https://www.podomatic.com/podcasts/marwalk/episodes/2017-01-08T16_34_08-08_00 Mon, 09 Jan 2017 00:34:08 +0000 2017-01-09 2017-01-09 https://www.podomatic.com/podcasts/marwalk/episodes/2017-01-08T16_34_08-08_00 Mark Walker ffmpeg,voice-over,voice,tools,software,how-to 285 false In this episode, we'll explore FFmpeg, and how to leverage it to produce your final product. In this episode, we'll explore FFmpeg, and how to leverage it to produce your final product. https://marwalk.podomatic.com/entry/2016-12-11T17_21_33-08_00 https://www.podomatic.com/podcasts/marwalk/episodes/2016-12-11T17_21_33-08_00 Mon, 12 Dec 2016 01:21:33 +0000 2016-12-12 2016-12-12 https://www.podomatic.com/podcasts/marwalk/episodes/2016-12-11T17_21_33-08_00 Mark Walker audacity,audio,editing,linux,software,how-to,tips,tools,voice-over,shortcuts,keyboard 297 false You can do just about anything you need to in Audacity - by following the menu options or clicking the icons. But using Keyboard Shortcuts reduces hunt and click time - and greatly speeds your workflow. In this Episode, I'll share some Audacity Keyboard Shortcuts that could become your muscle-reflex go-to options. You can do just about anything you need to in Audacity - by following the menu options or clickin... https://marwalk.podomatic.com/entry/2016-12-04T18_25_47-08_00 https://www.podomatic.com/podcasts/marwalk/episodes/2016-12-04T18_25_47-08_00 Mon, 05 Dec 2016 02:25:47 +0000 2016-12-05 2016-12-05 https://www.podomatic.com/podcasts/marwalk/episodes/2016-12-04T18_25_47-08_00 Mark Walker audacity,audio,editing,linux,software,how-to,tips,tools,voice-over,waveform 272 false Imagine that you've just finished recording the perfect audio segment. Everything from cadence, emphasis, pronunciation, and enunciation all the way through to intangible feel - you just nailed it. Then when listening to the playback, you notice that in your enthusiasm - you had also over-done it with some deep breaths - and hit some hard consonants a little to emphatically. Sure you can edit them down, but first you have to *find* them. In this episode, I'll describe what these artifacts look like to me in an audio editor. Imagine that you've just finished recording the perfect audio segment. Everything from cadence, e... https://marwalk.podomatic.com/entry/2016-11-27T18_43_09-08_00 https://www.podomatic.com/podcasts/marwalk/episodes/2016-11-27T18_43_09-08_00 Mon, 28 Nov 2016 02:43:09 +0000 2016-11-28 2016-11-28 https://www.podomatic.com/podcasts/marwalk/episodes/2016-11-27T18_43_09-08_00 Mark Walker audacity,audio,editing,linux,normalize,software,how-to,sox,tips,tools,voice-over 391 false SoX is an excellent command line tool for recording and play back. But you still have to edit your recording in some type of GUI editor such as Audacity. So why not just record directly into Audacity in the first place? In this episode, I'll describe why I think that it's helpful to record your audio externally, and then import it into your audio editor. SoX is an excellent command line tool for recording and play back. But you still have to edit you... https://marwalk.podomatic.com/entry/2016-11-20T18_05_09-08_00 https://www.podomatic.com/podcasts/marwalk/episodes/2016-11-20T18_05_09-08_00 Mon, 21 Nov 2016 02:05:09 +0000 2016-11-21 2016-11-21 https://www.podomatic.com/podcasts/marwalk/episodes/2016-11-20T18_05_09-08_00 Mark Walker software,how-to,audio,editing,linux,voice-over,frescobaldi,lilypond,midi 386 false The LilyPond utility is a text based music typesetting tool that generates professional quality music scores - and exports those scores as playable midi files. Frescobaldi is a GUI LilyPond Music Editor that manages this process for you in parallel open windows. What this has to do with voice over is that it's an excellent way to write your own jingles or music beds for your voice work products. The opening sounder for this podcast is something I wrote originally in LilyPond, then exported it to midi and eventually to a sound file that is then imported into Audacity. You'll likely find Frescobaldi a useful addition to your audio toolbox. The LilyPond utility is a text based music typesetting tool that generates professional quality m... https://marwalk.podomatic.com/entry/2016-11-06T18_30_45-08_00 https://www.podomatic.com/podcasts/marwalk/episodes/2016-11-06T18_30_45-08_00 Mon, 07 Nov 2016 02:30:45 +0000 2016-11-07 2016-11-07 https://www.podomatic.com/podcasts/marwalk/episodes/2016-11-06T18_30_45-08_00 Mark Walker audacity,audio,ffmpeg,editing,linux,open,software,how-to,sox,tips,tools,voice-over 273 false You will recall that Sox stands for "Sound eXchange," and it is "the Swiss Army knife of audio manipulation." Changing tempo means changing the length of a sound clip without speeding it or slowing it down. This is useful for when a specific word count must fit into set amount of time, such a radio spot or training slide. In this episode, we'll explore the command line options to get the results you and your clients need. You will recall that Sox stands for "Sound eXchange," and it is "the Swiss Army knife of audio ma... https://marwalk.podomatic.com/entry/2016-10-30T19_01_18-07_00 https://www.podomatic.com/podcasts/marwalk/episodes/2016-10-30T19_01_18-07_00 Mon, 31 Oct 2016 02:01:18 +0000 2016-10-31 2016-10-31 https://www.podomatic.com/podcasts/marwalk/episodes/2016-10-30T19_01_18-07_00 Mark Walker audio,linux,normalize,software,how-to,tools,voice-over,tips 255 false Someone new to audio production might wonder what in the world is normalization in audio, and why do engineers normalize their audio? In short, audio normalization brings the levels of sound files from different sources to be about the same. And that same person might be surprised to learn that this usually does not happen naturally. We'll look at what normalization does to audio, the different types of normalization, and which one to use. Someone new to audio production might wonder what in the world is normalization in audio, and why... https://marwalk.podomatic.com/entry/2016-10-23T18_17_56-07_00 https://www.podomatic.com/podcasts/marwalk/episodes/2016-10-23T18_17_56-07_00 Mon, 24 Oct 2016 01:17:56 +0000 2016-10-24 2016-10-24 https://www.podomatic.com/podcasts/marwalk/episodes/2016-10-23T18_17_56-07_00 Mark Walker audacity,audio,editing,linux,software,how-to,tools,tips,voice-over 324 false Many lists of audio editors start off with commercial software or specialized hardware. Several of those items are not only overly expensive, but it's a good idea to confirm that they will do all you need them to do before you buy. Near the bottom of these lists is Audacity. It is often presented as a last resort option for those who have no budget. Upon closer examination, however, you may find Audacity to be your *first choice* for other reasons besides just cost. We'll look into Audacity's ease of use, depth of features, and suitability for professional use cases. Many lists of audio editors start off with commercial software or specialized hardware. Several o... https://marwalk.podomatic.com/entry/2016-10-16T19_18_05-07_00 https://www.podomatic.com/podcasts/marwalk/episodes/2016-10-16T19_18_05-07_00 Mon, 17 Oct 2016 02:18:05 +0000 2016-10-22 2016-10-17 https://www.podomatic.com/podcasts/marwalk/episodes/2016-10-16T19_18_05-07_00 Mark Walker 370 Sox stands for "Sound eXchange," and it is spelled S-o-X, with the letter "o" being lower case. SoX is presented as the "the Swiss Army knife of audio manipulation," and indeed it is. SoX is a command line tool, no GUI. But don't let that deter you. We'll go over some of its capabilities that will make you glad you have it in *your* audio Toolbox. Sox stands for "Sound eXchange," and it is spelled S-o-X, with the letter "o" being lower case. ... https://marwalk.podomatic.com/entry/2016-10-09T19_02_41-07_00 https://www.podomatic.com/podcasts/marwalk/episodes/2016-10-09T19_02_41-07_00 Mon, 10 Oct 2016 02:02:41 +0000 2016-10-31 2016-10-31 https://www.podomatic.com/podcasts/marwalk/episodes/2016-10-09T19_02_41-07_00 Mark Walker software,how-to,audio,linux,voice-over,open,source 5939 false How do you know you're using actual open source software for your audio work? If you're on Linux now, it's very likely you already know this, because of the software repositories feeding your package manager. But it's important to know that open source is very different from free closed source or try-it-free closed source software. So, exactly what open source tools are worthy of your attention, and more importantly, your use. Here are some audio production tools available in most major Linux distribution repositories. Future episodes will include helpful how-to tips on using some of these tools -- especially the ones I like to use in my workflow. How do you know you're using actual open source software for your audio work? If you're on Li...