AVAudioRecorder normalize volume

Posted by Ward on Stack Overflow See other posts from Stack Overflow or by Ward
Published on 2010-05-23T21:54:35Z Indexed on 2010/05/23 22:01 UTC
Read the original article Hit count: 733

Filed under:

iphone

|

volume

|

avaudiorecorder

|

normalize

hey there,

I've got an app that records audio. I'm wondering how I can increase the gain. is there a way to normalize the audio or amplify it somehow?

thanks, howie

© Stack Overflow or respective owner

Related posts about iphone

iphone - direct link to iPhone review form from inside iphone

as seen on Stack Overflow - Search for 'Stack Overflow'
I am trying to link directly to the review link of one of my Apps. I know that it is possible because Appirater did it in the past, but some change in iTunes turned the API down. Appirater uses this URL NSString *templateReviewURL = @"itms-apps://itunes.apple.com/WebObjects/MZStore.woa/wa/viewContentsUserReviews… >>> More
Buy iPhone 4 Without Contract: $599 (AT&T) and $699 (Verizon)

as seen on Tech Dreams - Search for 'Tech Dreams'
Purchasing iPhone without a contract is a good option when you are planning to gift it to someone or going to use it outside US. Both AT&T and Verizon lets you iPhone 4 without a contract but this information is buried deep under blurred text in FAQs and agreements. Here is the pricing… >>> More
Is it possible to download and run IPhone apps on an IPhone emulator

as seen on Stack Overflow - Search for 'Stack Overflow'
Hi, I am tasked to provide an IPhone client app for our SaaS website. I have never written an IPhone application, nor do I have an IPhone at the moment. Before I can decide whether or not I want to do this myself or outsource this, I'd like to try a few apps myself to get a feeling for the UI. Is… >>> More
iPhone web app from dashcode rss feed template works deployed on simulator but not on iphone

as seen on Stack Overflow - Search for 'Stack Overflow'
iPhone web app from dashcode rss feed template works deployed on simulator but not on iphone. The web app is deployed at; http://www.alila.se/wordpress/index.html If i run the simulator and enter that adress, it fetches the rss feed and displays it. Everything fine. When i enter the adress into… >>> More
Problem running iPhone application on iPhone from Xcode (and in Instruments)

as seen on Stack Overflow - Search for 'Stack Overflow'
Hi I have a problem running one application on the iPhone from Xcode (or Instruments). When I try to run the app I get the error message Failed to upload XXX.app in the bottom left corner of Xcode. The strange thing is it actually uploaded the app to the iPhone but it doesn't start it (after this… >>> More

Related posts about volume

Make 'volume up' from 'mute' go to volume step one not previous volume on Macbook Pro

as seen on Super User - Search for 'Super User'
Currently, on my Macbook Pro (OSX 10.6.5), I will often use the 'mute' button to turn the volume off, for example if I'm working at night. I may then watch a video or something, and decide to have the volume on very quietly. So I press the 'volume up' key—but instead of going to volume level one (the… >>> More
Exalogic 2.0.1 Tea Break Snippets - Scripting Asset Creation

as seen on Oracle Blogs - Search for 'Oracle Blogs'
So far in this series we have looked at creating asset within the EMOC BUI but the Exalogic 2.0.1 installation also provide the Iaas cli as an alternative to most of the common functionality available within EMOC. The IaaS cli interface provides access to the functions… >>> More
Software that can reset wave volume and overall volume to max

as seen on Super User - Search for 'Super User'
Does anybody know of a software or a Windows feature that can reset Windows XP's wave volume and overall volume to max? I have tried Wizmo (grc.com) but it doesn't seem to able to reset the wave volume, only the overall volume. The program should preferably have a feature or command line switch… >>> More
Linking "Wave Volume" to "Main Speaker Volume"

as seen on Super User - Search for 'Super User'
I've got a Logitech keyboard and a digital sound device. The Logitech keyboard has a little volume wheel that sets the Main Speaker Volume. The digital sound device ignores the Main Speaker Volume and only pays attention to Wave Volume. See the issue? I'm looking for a program that can link Wave… >>> More
Make Vista Volume Control to remember application-level volume level

as seen on Server Fault - Search for 'Server Fault'
Windows Vista has an application-level volume levels for sound devices. There is a Speaker (master volume), an "application" Windows Sounds and further applications. What makes the system to forget the volume level for Windows Sounds. >>> More