Re: 44.1kHz, 64Kbps, CBR mono encoding question

Stevo Brock <stevo-MIc6wW5p4IAu+uzj59/[email protected]>
Newsgroups gmane.comp.audio.mp3.encoders
Message-ID <[email protected]>
And in fact that is what is interesting.  -q 9 gives the best  
results.  -q0 creates strange artifacts in the file.

-Stevo


On Oct 19, 2007, at 12:50 PM, Manoj Bist wrote:

> Perhaps you should use -q 2 (this is the default).
>
> -q 0 is the highest quality and -q 9 is the lowest quality.
>
> On 10/19/07, Stevo Brock <stevo-MIc6wW5p4IAu+uzj59/[email protected]> wrote:
>>
>> Hi list,
>>
>> We are trying to use LAME to encode a WAVE file to a 44.1kHz, 64Kbps,
>> CBR mono mp3 file and are having trouble matching the quality of the
>> same file produced by ProTools.
>>
>> Currently we are using the following settings:
>> Source file 44.1kHz
>> 64Kbps
>> CBR
>> Stereo Mode Mono
>> Quality: 9
>>
>> which gets us pretty close, but there are still some slight audible
>> artifacts.  The ProTools file has no audible artifacts at all.
>>
>> Interestingly, as quality setting is increased, the output actually
>> gets worse.
>>
>> We don't know anything about the advanced acoustic settings.  Would
>> that help our situation?
>>
>> Sample files are:
>> -original WAVE: http://monkey-tools.com/downloads/01_11a.wav
>> -encoded at lowest quality: http://monkey-tools.com/downloads/01_11a%
>> 20Q9.mp3
>> -encoded at highest quality: http://monkey-tools.com/downloads/ 
>> 01_11a%
>> 20Q0.mp3
>> -ProTools encoded: http://monkey-tools.com/downloads/ 
>> 01_11a_Protools.mp3
>>
>> Any help or suggestions would be greatly appreciated.
>>
>> -Stevo Brock
>>   Head of Development
>>   Monkey Tools
>>   www.monkey-tools.com
>>
>>
>>
>>
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>>
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