Top "Audiotoolbox" questions

Play audio through upper (phone call) speaker

I'm trying to get audio in my app to play through the upper speaker on the iPhone, the one you …

ios objective-c avfoundation media-player audiotoolbox

How to generate audio wave form programmatically while recording Voice in iOS?

How to generate audio wave form programmatically while recording Voice in iOS? m working on voice modulation audio frequency in …

iphone ios avfoundation core-audio audiotoolbox

Is there an event for when the headphones are unplugged?

During a test, a client noticed that video playback in the iPhone pauses when headphones are unplugged. He wanted similar …

iphone ios objective-c audiotoolbox headphones

AudioServicesPlaySystemSound not playing sounds

I am playing a small .wav file using the AudioToolBox. AudioServicesPlaySystemSound (soundFileObject); But sometimes it is not playing. What is …

objective-c audiotoolbox

Encoding PCM (CMSampleBufferRef) to AAC on iOS - How to set frequency and bitrate?

I want to encode PCM (CMSampleBufferRef(s) going live from AVCaptureAudioDataOutputSampleBufferDelegate) into AAC. When the first CMSampleBufferRef arrives, I set …

ios audio core-audio aac audiotoolbox

AudioServicesPlaySystemSound not playing any sound in iOS 8 device

I have AVFoundation and AudioToolbox frameworks added to my project. In the class from where I want to play a …

ios audio avfoundation audiotoolbox system-sounds

How to trigger vibration on Apple Watch OS 2?

I have been working with Apple Watch OS 2 for a while, but have not succeeded in triggering vibration on Apple …

xcode swift2 apple-watch audiotoolbox watchos-2

Need to access the default camera shutter sound used by the iPhone

Right now when a user presses a button I play a custom camera shutter sound. However, if possible, I would …

ios objective-c iphone-5 iphone-4 audiotoolbox