audio

Set out Volume like AudioUnitSetProperty()

Is it possible? ...

Help with Firefogg/Audio Data API/client-side transcoding

I'm working on a little web app that uses Firefox 4's Audio Data API to manipulate raw audio samples. I'd like the user to be able to supply their own source material, but unfortunately Firefox 4 doesn't currently support mp3s in Audio elements. I've been looking for a way to easily transcode mp3 files into ogg files to get around this r...

join video and music to form a video file

hi! I wonder if someone could help me. I´ve created a video from a set of images using jmf and an already done example . Now I´d like to add music to my video (.mov or .avi) to generate a new video with the music... I´ve heard about xuggle api but I don´t know how to do that. could anyone help me plz? thanks a lot for your time. ...

Difference between audio and sound settings

I have an application which has settings where user can define what file will be played on different events (complete, cancel etc.) What is the difference between words audio and sound (settings) in computer program? Or is there difference at all? In my case what would be the settings called? ...

c# audiostream listening

Does somebody know a good library for making a radio station app to listen livestream radio's from the web in c#? ...

Generate sound using JavaScript

I am trying to generate sound using JavaScript. I have used the following code <html> <script type="text/javascript" src="jquery-1.4.2.js"></script> <script> function PlaySound(soundObj) { var sound = document.getElementById(soundObj); sound.Play(); } function init() { //alert(""); PlaySound('sou...

Change the pitch (and speed) of audio during playback in Python

I'm working on a Python program that plays music. One feature will be a slider that the user can drag up or down to change the pitch of the music as it plays. For example, if the pitch is set to 2, then the music will sound one octave higher, it will play twice as fast, and it will last half as long. All I'm really changing is the playb...

Audio Processing: Playing with volume level

I want to read a sound file from application bundle, copy it, play with its maximum volume level(Gain value or peak power, I'm not sure about the technical name of it), and then write it as another file to the bundle again. I did the copying and writing part. Resulting file is identical to input file. I use AudioFileReadBytes() and Audi...

flowplayer hide video display for mp3 player

how can i hide video display, im just trying to display controlbar only for audios. btw im using javascript control bar http://flowplayer.org/demos/plugins/javascript/index.html ...

How To put Audio song in NSdata In iphone

I want to hold ipod Library song in NSData to send on Webservice. how i can get that song in NSdata ...

working with audio jack 3.5 mm in Android

Hi, I want get data or character stream from Audio jack 3.5 mm. pleas anybody tell me. thanks in advanced! Raj R ...

mp4 atom - How to discriminate the audio codec? Is it AAC or MP3?

Hi all, I'm working on a mp4 container parser but I'm going crazy trying to recognize the audio codecs of the streams. I used both QtAtomViewer and AtomicParsley but when I find the atom: trak->mdia->minf->stbl->stsd I get always "mp4a" even if the mp4 file has an mp3 stream. Should I look for an ".mp3" fourcc? I attach two differen...

JavaScript sound library the doesn't require HTML 5 or Flash

Is there a reason that all of the audio javascript libraries I'm finding (jPlayer, SoundManager 2, etc.) try to use HTML 5, and if that doesn't work attempt to use Flash but then don't fall back to anything else? Why wouldn't they try to fall back to the default HTML sound tags like <embed>, <object>, or <bgsound>? Is there a library o...

Audio not playing in Flash AS3

Hi guys, I've been trying to play an external sound file in Flash and failing miserably. The code couldn't be simpler: var s:Sound = new Sound(); var req:URLRequest = new URLRequest(MovieClip(root).videoLink); var context:SoundLoaderContext = new SoundLoaderContext(3000, true); s.load(req, context); var my_channel...

Stream the audio of Flash video only

Hi. Is it possible to have a Flash player that only plays the AAC audio of Flash video (FLV file)? In other words, we need the video muted and only play the audio. ...

How to capture audio from a browser?

My client needs to let a user record a message from the browser, then export the message as an audio file (e.g., WAV). How is this best accomplished? Flash, Java, HTML5? By best, I mean something that is straightforward to implement and also broadly supported. What are people's experiences using HTML5? Thanks! ...

Create new audio file with many little audio snippets

Hi guys, I want to put many little audio snippets together to a new one. This should happen randomly - therefore this new big audio file will be unique. For this reason I need a procedure or a class in the framework which brings me in the ability to perform this task. I found the classes AVAssetTrack, AVCompostionTrack, AVMutableComp...

AVAssetExportSession - AVMutableCompositionTrack - exported output file is empty

hello, I try to add a .mp3-file to an AVMutableCompositionTrack and after that I want to export the new file. The Problem is: The generated file exists after exporting but it is empty and can not be played. Does someone see the error in my code? AVMutableComposition *saveComposition = [AVMutableComposition composition]; NSArray *docpa...

swf streaming audio player

i am New to flex.Can any one point me to a small piece of mxml code which plays audio files(mp3,wav.....) also which has the capabilities to pause, play, stop.... the audio file. Also this file would be embedded in a html file later on.. ...

AVMutableCompositionTrack - insertTimeRange - insertEmptyTimeRange issue

Hello there, I have a strange problem: I want to generate a new sound file out of two soundfiles and silence. sound1: 2 seconds long + silence: 2 seconds silence + sound2: 2 seconds long When I try the code below, I get a 6 seconds long soundfile with all the parts, but in a different order! The order is: sound1, sound2, silence I am...