core-audio

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iPhone App rejection audioPlayerDidFinishPlaying in my own header file class

If I include in my own header开发者_如何学JAVA file the method: - (void)audioPlayerDidFinishPlaying:(AVAudioPlayer *)player successfully:(BOOL)flag;[详细]

2023-03-30 03:15 分类：问答
Triggering UI code from Audio Unit Render Proc on iOS

I have a Multichannel Mixer audio unit playing back audio files in an iOS app, and I need to figure out how to update the app\'s UI and perform a reset when the render callback hits the end of the lon[详细]

2023-03-30 02:08 分类：问答
How to use Core Audio's Clock API?

I\'m trying to synchronize a visualizer with an audio-track that\'s being played with the generator audio unit, subtype audioFilePlayer in an开发者_JAVA百科 AUGraph.[详细]

2023-03-29 09:20 分类：问答
initialize audiounit with kAudioFormatiLBC

i\'m trying to initialize an AudioUnit to record audio using ilbc. Unfortunatly i need to use ilbc as codec and i cannot choose a different one.[详细]

2023-03-28 11:00 分类：问答
Modifying aurioTouch to save recording as wav or caf file

I\'m looking to modify aurioTouch to save the recording coming through the microphone to a file format that can be played back by the iphone later, using AVAudioPlayer.But I\'m a bit lost on how to cr[详细]

2023-03-27 16:28 分类：问答
Finding the number of Channels from an AVAsset

I am loading Audio assets via AVAssets.I want to figure开发者_如何学Python out how many channels (mono or stereo basically) are in the asset.What is the best way to do this?This appears to be what I a[详细]

2023-03-25 11:54 分类：问答
Write Audio To Disk From IO Unit

Rewriting this question to be a little more succient. My problem is that I cant successfully write an audio file to disk from a remote IO Unit.[详细]

2023-03-24 19:54 分类：问答
How can I quickly loop through chunks of audio and determine their sample values (amplitude/power level/etc) in Core Audio?

What I\'m trying to accomplish is basically as follows: Open up a file, determine how many \'samples\' I will need based on its duration[详细]

2023-03-24 11:49 分类：问答
implicit conversion of an Objective-C pointer to 'void *' is disallowed with ARC

What does this mean and what alternative do I have? implicit conversion of an Objective-C pointer to \'void *\' is disallowed with ARC[详细]

2023-03-24 05:10 分类：问答
How to emit a custom sound on iPhone

I\'m working on a game where a proximity detection for nearby objects will take a great role. I\'d like to have it emit a sound when getting close to the obstacle - a sound of a cust开发者_开发问答om[详细]

2023-03-24 01:39 分类：问答