Something to know about mp3's

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nowaysj
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Re: Something to know about mp3's

Post by nowaysj » Thu May 27, 2010 7:40 am

Okay, I'm going to get you on the record now. So a 450kbs vbr is going to sound just as good (if not better) than a 320kbs cbr on a 10k system?
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Re: Something to know about mp3's

Post by deadly_habit » Thu May 27, 2010 7:43 am

nowaysj wrote:Okay, I'm going to get you on the record now. So a 450kbs vbr is going to sound just as good (if not better) than a 320kbs cbr on a 10k system?
uhhh in my experience there is no such thing as a 450kbs vbr
unless i'm dated on my lame codec and frontend

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Re: Something to know about mp3's

Post by nowaysj » Thu May 27, 2010 7:45 am

I know, right, I was just scrolling through some mp3's and one had a vbr in the 400's.
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Re: Something to know about mp3's

Post by deadly_habit » Thu May 27, 2010 7:50 am

nowaysj wrote:I know, right, I was just scrolling through some mp3's and one had a vbr in the 400's.
maybe that's a rough summing of the combined rates it uses the most

Audio (MP3)

* 32 kbit/s – MW (AM) quality
* 96 kbit/s – FM quality - This is questionable since FM broadcast is transmitted in analog 30hz-15khz...Similarly one cannot compare directly an LP record to CD using kbit/s.
* 128–160 kbit/s – Standard Bitrate quality; difference can sometimes be obvious (e.g. lack of low frequency quality and high frequency "swashy" effects)[citation needed]
* 192 kbit/s – DAB (Digital Audio Broadcasting) quality.[1]
* 224–320 kbit/s – VBR to highest MP3 quality

Other audio

* 800 bit/s – minimum necessary for recognizable speech (using special-purpose FS-1015 speech codecs)
* 8 kbit/s – telephone quality (using speech codecs)
* 32-500 kbit/s -- lossy audio as used in Ogg Vorbis
* 400 kbit/s–1,411kbit/s – lossless audio as used in formats such as Free Lossless Audio Codec, WavPack or Monkey's Audio to compress CD audio
* 1,411.2 kbit/s – PCM sound format of Compact Disc Digital Audio
* 5,644.8 kbit/s – DSD (A trademarked implementation of PDM) sound format of Super Audio CD[2]

from wiki
so my guess is it's a flac file not a mp3

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nowaysj
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Re: Something to know about mp3's

Post by nowaysj » Thu May 27, 2010 7:53 am

Here is what is going on - Windows is reporting much higher bit rates for vbrs. Like in the 4's and 5's. Fobar (thanks for the suggestion, I am making my peace w/ it) is telling me like 220.
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Re: Something to know about mp3's

Post by deadly_habit » Thu May 27, 2010 7:56 am

nowaysj wrote:Here is what is going on - Windows is reporting much higher bit rates for vbrs. Like in the 4's and 5's. Fobar (thanks for the suggestion, I am making my peace w/ it) is telling me like 220.
foobar is right
windows is prolly doing some sort of summing for its report

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nowaysj
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Re: Something to know about mp3's

Post by nowaysj » Thu May 27, 2010 7:59 am

thx champ
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Re: Something to know about mp3's

Post by deadly_habit » Thu May 27, 2010 8:04 am

nowaysj wrote:thx champ
i mean if you really want to know the particulars you could look at the source code behind the encoder and the math behind it, but to my understanding the mp3 format has very specific parameters to it which is why i compared it to a graphic eq and not a parametric for filtering out frequencies

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Re: Something to know about mp3's

Post by nowaysj » Thu May 27, 2010 8:14 am

Nah fuckit, I just wanna know if I play a 220 kbps vbr on a few thousand watts if people are going to bleed.
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Re: Something to know about mp3's

Post by deadly_habit » Thu May 27, 2010 8:24 am

nowaysj wrote:Nah fuckit, I just wanna know if I play a 220 kbps vbr on a few thousand watts if people are going to bleed.
:lol:

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Re: Something to know about mp3's

Post by nowaysj » Thu May 27, 2010 8:27 am

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Re: Something to know about mp3's

Post by deadly_habit » Thu May 27, 2010 8:31 am


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nowaysj
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Re: Something to know about mp3's

Post by nowaysj » Thu May 27, 2010 8:36 am

Exactly. 1:45 that is what i'm worried about happening. ROFL.
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Re: Something to know about mp3's

Post by deadly_habit » Thu May 27, 2010 8:45 am

nowaysj wrote:Exactly. 1:45 that is what i'm worried about happening. ROFL.
i thought that was the point of owning a rig?

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Re: Something to know about mp3's

Post by jugo » Thu May 27, 2010 9:29 am

aksys wrote:also, mp3's dramatically lose quality over the years when theyre stuck on your HDDs
the pics and photos i've had on my hard drive for a few years are starting to fade a bit.
plus my older pdfs are starting to turn yellow and curl up at the edges...

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Re: Something to know about mp3's

Post by nowaysj » Thu May 27, 2010 9:43 am

deadly habit wrote:
nowaysj wrote:Exactly. 1:45 that is what i'm worried about happening. ROFL.
i thought that was the point of owning a rig?
:h:
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Re: Something to know about mp3's

Post by Mad_EP » Thu May 27, 2010 10:20 am

jugo wrote:
aksys wrote:also, mp3's dramatically lose quality over the years when theyre stuck on your HDDs
the pics and photos i've had on my hard drive for a few years are starting to fade a bit.
plus my older pdfs are starting to turn yellow and curl up at the edges...
hahahah
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Re: Something to know about mp3's

Post by back2onett » Thu May 27, 2010 11:17 pm

MP3s don't degrade when they're just lying about in storage, it's the constant moving around and encoding of them that fucks shit up
How does I wobbled bass?

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Re: Something to know about mp3's

Post by tomm » Thu May 27, 2010 11:29 pm

didn't read the whole thread but there's a lot of shite going on here. mp3s (or files in general) don't degrade over a period of time. if one change to the file is made you will notice because it will either work different, produce errors, crash or, in the case of audio digital media, sound different.

quality in mp3, wav and vinyl is still in that 128cbr napster era where people think they can hear a difference in mp3 and wav. realistically, with blind testing on a regular bedroom setup, people can't tell the difference between LAME encoded v0 mp3 (at a push v2 as well), wav and vinyl. vinyl is more difficult to test due to the nature of analogue media and the likelihood of subtle nuances like pops and crackles. generally speaking, the majority of people don't have the hearing range with regards to frequency to make an accurate distinction between the different source files or formats.

i can understand that mp3 may be more harmful to your hearing if your ear has to work harder to understand what is being heard but at the same time, your ear will hear what it hears and the brain does the processing part so perhaps what you are saying isn't entirely true. imagine a selection of frequencies being heard. your ear wouldn't pick up what isn't there so your brain would have to do the necessary processing to replace those frequencies. wouldn't that be more feasible?

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nowaysj
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Re: Something to know about mp3's

Post by nowaysj » Thu May 27, 2010 11:32 pm

The fact that you can't hear the difference is preposterous. If there is a hi hat, you can hear the difference between wav and mp3.
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