openal Questions

3

I'm using OpenAL sound framework on the iPhone, and I'm setting different volumes on individual sounds. I'm running into a problem where I'm hearing an initial popping/clicking noise when switching...
Bestraddle asked 28/7, 2010 at 22:22

1

Solved

I'm looking for a way to tap into the current audio output on a Mac, then return a value representing the current sound level. By sound level, I mean the amount of noise being generated by the out...
Inhibitor asked 9/8, 2012 at 23:44

2

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I've created a OpenGL 3D game utilizing OpenAL for audio playback and experienceing a problem of losing audio if "Home" button is getting pressed before audio device is getting initialized. I tried...
Koon asked 16/5, 2012 at 18:51

1

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I'm playing sounds for my game with openAL and I have some problems that sometimes a small glitch is played while looping. Also without looping I get a small pop...sometimes but not all. I think i...
Doorman asked 30/4, 2012 at 8:22

1

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Whenever I play a sound effect I use: alSourcei(sources[index], AL_BUFFER, 0); alSourcei(sources[index], AL_BUFFER, bufferID); alSourcef(sources[index], AL_PITCH, 1.0); alSourcef(sources[index], A...
Lynxeyed asked 7/3, 2012 at 1:41

2

Is there any possible way to do reverb using OpenAL on iOS? Anyone have any code snippets to achieve this effect? I know it's not included in the OpenAL library for iOS, but I would think there's s...
Sleekit asked 21/5, 2011 at 21:23

1

I'm using 4.3.2 IOS and OpenAL and it seems that it doesn't care about the silent switch. (while it was working nicely with previous IOS versions) Also the trick using AudioSessionGetProperty to '...
Embarkation asked 14/6, 2011 at 7:12

4

Has anyone built OpenAL for the Android, or found the shared library for it on the system? This seems like an obvious need for a game of any kind, yet there's no resources out there for it. It seem...
Miscue asked 6/4, 2010 at 18:25

1

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I'm trying to compile a project which is using OpenAL on Mac OS X 10.7. If I would be using XCode I could link the OpenAL.framework, but in the directory /System/Library/Frameworks/OpenAL.framewor...
Kuhn asked 7/8, 2011 at 15:12

1

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I want to control the way how the sound source volume fades out by distance, how can i do this? Edit: I would also like to know how to scale the sound coordinate system accordingly: i dont want to...
Arapaho asked 25/4, 2011 at 16:17

1

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I have used SDL_Mixer before, and it does this job correctly: when i play one sound with one single function call 10 times in sequence, all the sounds will get mixed together. But in OpenAL when i ...
Underbid asked 22/4, 2011 at 22:23

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Could someone explain to me how OpenAL fits in with the schema of sound on the iPhone? There seem to be APIs at different levels for handling sound. The higher level ones are easy enough to unders...
Darryl asked 25/10, 2010 at 12:41

1

So I wonder what would be shortest (in terms of effective lines) open AL code for reading data from default microphone and outputting on to default loudspeakers? I am developing on windows 7 under...
Heiser asked 3/11, 2010 at 13:55

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I am playing 9 loops simultaneously using OpenAL on iOS. In order for the loops to be 100% synchronized they are started playing on different threads. Any pointers/tutorials on using OpenAL to reco...
Laminous asked 16/1, 2011 at 5:23

1

I'm using openAL to play sound samples at specific intervals and I want to export this to file (be it caf or aac or whatever). How can I do this with OpenAL without having my samples played in real...
Radon asked 16/2, 2011 at 15:10

6

When I started using SoundEngine (from CrashLanding and TouchFighter), I had read about a few people recommending not to use it, for it was, according to them, not stable enough. Still it was the o...
Bonucci asked 7/12, 2008 at 22:0

2

I'm trying to implement a low-pass filter for an iphone app where I record a sound and then it gets played back slightly muffled; like the voice is coming from another room. I've looked into the ...
Megaspore asked 22/12, 2010 at 1:11

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I have a small level based iPhone app. I need to load and release sound files for each level. Everything works fine with my openAL SoundManager except releasing sounds. At first, when I remove a s...
Shere asked 10/1, 2010 at 3:28

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I have recently spotted that it is possible in iOS to use OpenAL to pitch shift. I am looking at Hollance's sound bank player. it takes in 15 or so piano notes spattered through the range, and pla...
Camion asked 6/12, 2010 at 9:29

2

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Is it possible to use the iPhone's hardware accelerated decoding of mp3s and AAC when using the OpenAL library? I suppose there are two possible approaches if this is possible. iPhone specific Open...
Denigrate asked 7/10, 2010 at 6:41

1

How can I install OpenGL (with GLUT) and OpenAL (with ALUT) in Ubuntu Lucid lynx? I tried installing Mesa 7.8.2 using configure and make (the method told in www.mesa3d.org), but it is not ins...
Batory asked 11/10, 2010 at 14:22

1

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I want to use OpenAL to play music in an iOS game. The music files are stored in mp3 format and I want to stream them using a buffer queue. I load audio data into the buffers using AudioFileReadPac...
Spherical asked 19/7, 2010 at 9:1

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I've been comparing various audio libraries available in C++. I was wondering, I'm kind of stuck starting with OpenAL. Can someone point out an example program how to record from a mic using ...
Annetteannex asked 16/6, 2010 at 18:30

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I'm trying to create an object oriented model to wrap OpenAL and have a little problem understanding the devices, buffers and contexts. From what I can see in the Programmer's Guide, there are mu...
Hernardo asked 2/6, 2010 at 18:42

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I have an OpenAl sound engine on my iPhone app. When I play a sound that I have loaded, I can control it's pitch. In OpenAl a pitch set to 1.0 has no effect. If you double it to 2.0, it plays the ...
Lacteous asked 9/2, 2010 at 2:58

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