sound

C cross-platform sound input library

What's the best free cross-platform c99 (or earlier) library for getting sound input (microphone, etc)? ...

How do you generate tone frequencies in MATLAB?

I'm interested in producing a tone frequency at runtime with the frequency and duration being variable parameters. What would be the best way of generating this sound file in MATLAB and have it accessible in the script for use later to be concatenated with other sound files generated in a similar fashion for different frequencies/duratio...

Iphone screen lock/off and then no sound

My app is playing music, when the screen get lock/off, SOMETIMES there will be no sound. Why? Tnx ...

How can I play a sound on the iPhone using MonoTouch?

I am looking for something like PlaySound (uint frequency) Does it exist? ...

If we could rewrite ALSA from scratch, what would it look like?

Many people agree that ALSA is probably the biggest weakness of the GNU/Linux operating system. ALSA is massive, poorly understood, and badly documented. Some design decisions that it took early on also proved to be fatal. The reason is simple: historically, soundcards didn't behave predictably (in fact, some of them included hardware mi...

How do I play a sound in Octave?

Octave appears to assume that a specific sound playing utility will be available on a system but doesn't seem to provide the ability to specify an alternate. In the error below, Octave is looking for ofsndplay, which is not a utility available on all systems. octave:38> sound(beamformed_20) sh: ofsndplay: command not found I...

Is it possible to have a sound play before/during the splash screen?

My app takes a few seconds to load and I have a splash screen. Once "viewDidLoad" I have a little sound play. I feel that the sound would be in better use if it started playing when the splash screen popped up. Is it possible to have a sound start before/during the splash screen? Here is my code: (under viewDidLoad) NSString *sound...

How can interrupt a sound that is playing on the iPhone (SDK or MonoTouch)?

The sound is started using MonoTouch.AudioToolbox.SystemSound and I would like to stop the playback when I receive a specific event. ...

Java: High-quality soundpackage

Hello, Does anyone know a good lib for playing wav, mp3 (and ogg) where I can: Play Pause Play faster (Slow down) Play backward (mp3!! or ogg!!) Edit volume I want to adjust these things while playing. Thanks ...

Keep playing sound with MPMoviePlayerController and locked screen?

Hey, you know when youre wathing a video with MPMoviePlayerController and the user presses the top button to lock the screen, the app goes to sleep, and so does the sound of the video, is there any way to prevent the lock from stoping the sound? If not, is there a way to intercept the lock, to create a "custom lock", to save some battery...

stop sound in iPhone

SystemSoundID soundID; NSString *path = [[NSBundle mainBundle] pathForResource:@"static" ofType:@"caf"]; AudioServicesCreateSystemSoundID((CFURLRef)[NSURL fileURLWithPath:path], &soundID); AudioServicesPlaySystemSound(soundID); I have implemented above code in my application. It works perfectly, But the problem is I don't know how t...

How to get iPhone OS 3.1 muffled keyboard sound?

Hi there, I have added the iPhone's Tock sound to my own custom keyboard like this: NSString *path = [[NSBundle bundleWithIdentifier:@"com.apple.UIKit"] pathForResource:@"Tock" ofType:@"aiff"]; SystemSoundID soundID; AudioServicesCreateSystemSoundID((CFURLRef)[NSURL fileURLWithPath:path], &soundID); AudioServicesPlaySystemSound(soundID...

Cut Sound of an Embedded Video

Hi , I load a swf who contains flv video. I try to modify volume of sound but I don't know how do it... Is there an netStream with soundtransform ? Any volume property ? Any idea ? Regards, Mathieu B. ...

What C++ libraries should I be looking for if I want to modify a sound file and save it back?

I am looking for some advices for sound-related libraries for C++. My requirements are as follow: load a sound file - this means I need to know what type of sound is being input and then deal with it. For instance, an MP3 file should be decoded first before being further processed. modifying sound - we should be able to play around wi...

Pause a SourceDataLine playback

I want to play back WAV sound (audio track of some custom video format) in Java, however, I have trouble using Clip for that: it seems only one instance is hearable at a time. Therefore, I switchet to the plain old SourceDataLine way. In this context, I want to pause and resume the audio as the video is paused and unpaused. Unfortunatel...

Detecting if the microphone is on

Is there a way to programmatically detect whether the microphone is on on Windows? ...

I have a .mp3 file. How can I seperate the human voice from the rest of the sound in C?

Is it even possible in C [I know it is possible in general -GOM player does it]? just let me get started... What do you say? How exactly do you identify human voice distinguished from other sounds? ...

Wrong control id for mixer API in Windows XP

Hi. I am having a problem with the Mixer API in Windows XP. I am trying to change the microphone recording level and mute state for a distinct sound device (I have multiple devices installed). Do do this, I need the MIXERLINE.dwLineID member in order to obtain MIXERCONTROL.dwControlID. I am trying to do this by passing MIXERLINE_COMP...

positioning sound with pygame?

Is there a way to do panning or 3d sound in Pygame? The only way I've found to control sound playback is to set the volume for both the left and right channels. ...

SDL_Mixer sound problems

Basic Info: Programming Language - C++ Platform - Windows Audio Formats - wav and mid I recently finished a game and was fooling around with figuring out the best way to upload it to a file hosting site. I eventually decided on using 7zip's self-extracting feature. However, I think the mistake I made was that instead of just copying ...