[audacity4blind] Re: Compressor
- From: Steve the Fiddle <stevethefiddle@xxxxxxxxx>
- To: audacity4blind@xxxxxxxxxxxxx
- Date: Tue, 31 Jul 2012 04:31:48 +0100
It depends on the job. The Audacity compressor can produce a range of
compression effects from a gentle "automatic gain adjustment" type
effect, to quite heavy compression. What sort of material are you
using it on and how do you want it to sound?
Steve
On 31 July 2012 04:22, Dang Manh Cuong <dangmanhcuong@xxxxxxxxx> wrote:
> Thanks steve, but I'd like to ask about the recommend settings of the
> compressor, the plugin included in current audacity.
>
> ----- Original Message -----
> From: Steve the Fiddle
> To: audacity4blind@xxxxxxxxxxxxx
> Sent: Tuesday, July 31, 2012 1:05 AM
> Subject: [audacity4blind] Re: Compressor
>
> With Chris's Dynamic Compressor version 1.2.6 I'd suggest trying:
>
> For Classical music and similar, everything at the default values
> except for "Compress Ratio" (the first control). Try setting Compress
> Ratio to about 0.7
>
> For speech and other material, try setting Compress Ratio at around
> 0.8 and set ."Compression Hardness" (the second control) to 0.7.
>
> The first control (Ratio), sets how "strong" the effect is. At 0.5 it
> is very mild and at 1.0 it is very strong. The "stronger" this setting
> the more it will amplify the quiet bits. At a setting of 1 it will try
> to make everything the same volume.
>
> The second control (hardness) sets how fast/aggressive the effect is.
> At 0.5 it will adjust the volume slowly, taking several seconds to
> raise the level of quiet parts. This will usually suit sounds that
> vary in loudness quite slowly, such as much classical music. When set
> to 0.7 or above, the effect will react much more quickly, but if it is
> set too high you will notice a kind of "pumping" of background noise.
>
> There is also some information about usage above the controls. I think
> that screen readers should be able to read this, but please let me
> know if they don't. The text above the controls says:
>
> "Does dynamic (volume) compression with lookahead. Compress ratio' is
> how much compression to apply. Raise when soft parts are too soft,
> and lower to keep some dynamic range. You can soften the soft parts
> instead of increasing them with values < 0, and invert loudness with
> values > 1 (lower max amp when you do). 'Hardness' is how agressively
> to compress. Raise when parts are still hard to hear (even with a
> high compress ratio). Lower when the result sounds distorted. Raise
> 'floor' to make quiet parts stay quiet. Raise 'noise gate falloff' to
> make quiet parts (beneath 'floor') disappear. Lower 'maximum
> amplitude' if you experience clipping."
>
> Steve
>
>
> On 30 July 2012 18:01, Dang Manh Cuong <dangmanhcuong@xxxxxxxxx> wrote:
>> Hi Steve
>> My version is 1.2.6
>> I just folow a link from this group's member, download this plugins and
>> listen the demo podcast. I don't know this is the latest or not.
>> Cuong
>>
>> ----- Original Message -----
>> From: Steve the Fiddle
>> To: audacity4blind@xxxxxxxxxxxxx
>> Sent: Monday, July 30, 2012 11:52 PM
>> Subject: [audacity4blind] Re: Compressor
>>
>> Hi Dang,
>>
>> Which version of Chris's Dynamic Compressor are you using? The
>> settings changed quite a bit in the last few versions,
>>
>> Steve
>>
>>
>>
>> On 30 July 2012 17:08, Dang Manh Cuong <dangmanhcuong@xxxxxxxxx> wrote:
>>> Hi listers
>>> I've tried the Chris's dynamic Compressor plugin, and I think it easier
>>> to
>>> the compressor, a plugin exists in current version of audacity. However,
>>> I
>>> still want to study using the compressor plugin. So I wonder if you could
>>> give me some recommend settings, such as Threshold, noise floor etc to
>>> get
>>> the best sound quality.
>>> Thanks in advance.
>>> ________________
>>> Dang Manh Cuong
>>> HCMC University of Pedagogy:
>>> The Psychology and education
>>> Mobile: +84 902-572-300
>>> E-mail: dangmanhcuong@xxxxxxxxx
>>> Yahoo! ID: manhcuong0312
>>> Skype name: dangmanhcuong
>>> facebook: http://facebook.com/dangmanhcuong
>>> Blog: http://vi.netlog.com/Cuong_littlecat
>>> Website: http://ngoisaodanduong.com
>>> http://www.saomaicenter.org
>>> Projec-Website: http://dangmanhcuong.googlecode.com
>>
>> The audacity4blind web site is at
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>>
>> ________________
>> Dang Manh Cuong
>> HCMC University of Pedagogy:
>> The Psychology and education
>> Mobile: +84 902-572-300
>> E-mail: dangmanhcuong@xxxxxxxxx
>> Yahoo! ID: manhcuong0312
>> Skype name: dangmanhcuong
>> facebook: http://facebook.com/dangmanhcuong
>> Blog: http://vi.netlog.com/Cuong_littlecat
>> Website: http://ngoisaodanduong.com
>> http://www.saomaicenter.org
>> Projec-Website: http://dangmanhcuong.googlecode.com
>
> The audacity4blind web site is at
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>
> Subscribe and unsubscribe information, message archives,
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>
> To unsubscribe from audacity4blind, send an email to
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> unsubscribe
>
> ________________
> Dang Manh Cuong
> HCMC University of Pedagogy:
> The Psychology and education
> Mobile: +84 902-572-300
> E-mail: dangmanhcuong@xxxxxxxxx
> Yahoo! ID: manhcuong0312
> Skype name: dangmanhcuong
> facebook: http://facebook.com/dangmanhcuong
> Blog: http://vi.netlog.com/Cuong_littlecat
> Website: http://ngoisaodanduong.com
> http://www.saomaicenter.org
> Projec-Website: http://dangmanhcuong.googlecode.com
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