Automatic adaptive gain normalization

Posted by Eduardo on Super User See other posts from Super User or by Eduardo
Published on 2010-06-13T09:18:12Z Indexed on 2010/06/13 9:23 UTC
Read the original article Hit count: 326

Filed under:

audio

|

mp3

|

aac

|

normalize

How may I normalize a (voice) audio mp3 or aac file with no loss, having the gain rised as much as possible with little distortion, so in a long conversation people that speak softer can have more gain for their voice and people that speak louder can have less gain?

© Super User or respective owner

Related posts about audio

How to create a virtual audio device and stream audio input with it

as seen on Super User - Search for 'Super User'
Is it possible to create another audio device and redirect only wanted input streams to it? Here's my concrete problem: I am broadcasting a game via XFire and it uses the Windows audio device to capture any audio I receive. As I am broadcasting, other users who watch the video stream are communicating… >>> More
PhP/HTML play button [migrated]

as seen on Pro Webmasters - Search for 'Pro Webmasters'
I'm wanting to make my own small webpage, I've got a domain Saoo.eu As you see there is a small play button in the corner witch plays a playlist. Is there anyway to have that playbutton on each page I'd add in the future without resetting every time the page changes? Am I forced to use iFrames for… >>> More
How to fix these compiler errors?

as seen on Stack Overflow - Search for 'Stack Overflow'
I have this source code from 2001 that I would like to compile. It gives this: $ make g++ -O99 -Wall -DLINUX -pedantic -c -o audio.o audio.cpp In file included from audio.cpp:7: audio.h:14: error: use of enum ‘mad_flow’ without previous declaration audio.h:15: error: use of enum ‘mad_flow’ without… >>> More
Play an audio file using RemoteIO and Audio Unit

as seen on Stack Overflow - Search for 'Stack Overflow'
I am looking at Apple's 'aurioTouch' example for the iPhone and I would like to play an mp3 or wav instead of using the built in mic. I am very new to the audio portion of iPhone programming, but I think I need to modify the SetupRemoteIO(...) function and replace the AudioComponent named 'comp' with… >>> More
Create Audio file on iPhone/iPad from many other audio files (mixer)

as seen on Stack Overflow - Search for 'Stack Overflow'
I am trying to create something similar like Piano app on the iPhone. When people tap a key, it play a piano note. Basically, there will have only 7 notes (C) at the moment. Each note is a .caf file and its length is 5 seconds. I do not know if there is any way to save the song user played and export… >>> More

Related posts about mp3

Concatenating several .mp3 files into one .mp3

as seen on Ask Ubuntu - Search for 'Ask Ubuntu'
As it was suggested here I am using cat command to concatenate several .mp3 files into one .mp3 file. Imagine, I have following .mp3 files in the current folder: 001001.mp3 001002.mp3 001003.mp3 001004.mp3 001005.mp3 or, like this: 096001.mp3 096002.mp3 096003.mp3 096004.mp3 I need to concatenate… >>> More
Paperclip validates_attachment_content_type for mp3 triggered when attaching mp3

as seen on Stack Overflow - Search for 'Stack Overflow'
Hey everyone, Struggling to workout when i add the following validtion to my Voice model using paperclip, it is being triggered when i try and upload an mp3: class Voice < ActiveRecord::Base has_attached_file :clip validates_attachment_presence :clip validates_attachment_content_type :clip… >>> More
concatenating mp3 files or joining mp3 files using java

as seen on Stack Overflow - Search for 'Stack Overflow'
We would like to concatenate/merge/join mp3 files seamlessly using "java" in any environment. We are trying the following options at the moment ( please let us know any other options): Using JMF -- ruled out as it supported only in windows http://java.sun.com/javase/technologies/desktop/media/jmf/reference/faqs/index… >>> More
How To Add MP3 Support to Audacity (to Save in MP3 Format)

as seen on How to geek - Search for 'How to geek'
You may have noticed that the default installation of Audacity doesn’t have built-in support for MP3s due to licensing issues. Here’s how to add it in yourself for free really easily in few simple steps. Photo by bobcat rock Latest Features How-To Geek ETC HTG… >>> More
Converting .wav (CCITT A-Law format) to .mp3 using LAME

as seen on Super User - Search for 'Super User'
I would like to convert wav files to mp3 using the lame encoder (lame.exe). The wav files are recorded along the following specifications: Bit Rate: 64kbps Audio sample size: 8 bit Channels: 1 (mono) Audio sample rate: 8 kHz Audio format: CCITT A-Law If I try to convert such a wav file using lame… >>> More