Re: [Audacity-quality] Removal of CleanSpeech from our code
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From: Gale A. <ga...@au...> - 2012-04-17 17:30:27
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| From Steve the Fiddle <ste...@gm...> | Mon, 16 Apr 2012 23:39:38 +0100 | Subject: [Audacity-quality] Removal of CleanSpeech from our code > On 16 April 2012 18:50, Gale Andrews <ga...@au...> wrote: > > > > | From Steve the Fiddle <ste...@gm...> > > | Mon, 16 Apr 2012 01:21:43 +0100 > > | Subject: [Audacity-quality] Removal of CleanSpeech from our code > >> On 15 April 2012 23:43, Martyn Shaw <mar...@gm...> wrote: > >> > > >> > Hi > >> > > >> > I'm working on a patch to eliminate CleanSpeech from our code and need > >> > some advice. > >> > > >> > Are people attached to the 'MP3 Conversion' default item in the > >> > 'Chains' list? Shall I leave it in or out? > >> > > >> > If not, shall I leave in the mechanism to have 'default' items > >> > restored in the future? > >> > > >> > For coders, that's BatchCommands::RestoreChain > >> > > >> > TTFN > >> > Martyn > >> > >> Am I right in thinking that the "CleanSpeech Chain" command has little > >> to do with "CleanSpeech Mode"? > >> > >> I think that it's definitely worth keeping a couple of example Chain > >> presets as they serve to illustrate usage by example. I don't > >> necessarily think that we need to keep that one (CleanSpeech) in > >> particular, but until someone suggests a better alternative then I > >> think we should keep it. > > > > +1 to keeping a couple of restorable chain examples. Personally > > I would appreciate being able to delete them, but have a > > "Defaults" button to restore them (as per Save / Manage Curves > > in EQ). > > > > +1 to renaming the "CleanSpeech" chain to something else > > and reviewing the commands in it. Perhaps it could be called > > "Mastering" (and 128 kbps MP3 is hardly a "high quality master", > > so maybe that should be WAV). > > > Are you suggesting that the "SaveHqMaster1" and "SaveHqMaster2" > options in Chains should be removed, or changed? > I agree that these MP3 exports should not be called "SaveHqMaster". > I'm seeing bit rates below 70 Kbps! > > I'm not sure exactly what these options do, and they don't appear to > be documented in the manual. The MP3 format changes depending on what > my last MP3 export was (VBR or CBR) but the format is different from > the last used MP3 options. If you use "SaveHqMaster1" and "SaveHqMaster2" on their own in separate chains the actual MP3's seem identical (56 kbps) except for the file name. "SaveHqMaster1" is called "MasterBefore <timestamp>" and "SaveHqMaster2" is called "MasterAfter <timestamp>". If we want these commands they should be called what they are: "Speech Quality MP3 Before" and "Speech Quality MP3 After". > As we don't currently have the ability to set the MP3 options in > Chains, would it be worth retaining a "High Quality MP3" option > (fixed at 320 kbps)? It might be useful as a "High Quality MP3 Before" and "High Quality MP3 After" if we want Before/After. Otherwise I think it would be more constructive to actually add the format options to the export commands in Chains to save having to set them by starting an export then cancelling it... Gale > >> Perhaps if Nyquist plug-in support in Chains is ever introduced then > >> that could be a good time to introduce some new Chain examples to > >> replace the CleanSpeech example. > >> > >> Steve |