audiotoolbox

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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 w开发者_如何学运维anted similar functionality for audio playback, and maybe the ability to po[详细]

2023-01-31 06:21 分类：问答
ExtAudioFileSeek and ExtAudioFileWrite together on the same file

I have a situation where I can save a post-processing pass through the audio by taking some manipulated buffer from the end of the track and writing them to the beginning of my output file.[详细]

2023-01-24 06:18 分类：问答
AudioServicesPlaySystemSound not working on iPad device

I\'m in the early stages of developing my first iPad application, and for simplicity I have so far b开发者_高级运维een using AudioServicesPlaySystemSound and the associated functions to play sounds.My[详细]

2023-01-22 20:07 分类：问答
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 f[详细]

2023-01-21 04:51 分类：问答
Can I play loops using Audio Toolbox?

in my app i use AudioTo开发者_Python百科olbox framework and i need to play a loop can i ? this is the AVAudioplayer code that goes slowly with 2 touches simultaneously[详细]

2023-01-20 02:58 分类：问答
using remoteio together with AudioServicesPlaySystemSound

we are trying to use remoteio for audio recording in conjunction with the AudioServicesPlaySystemSound function for audio playback. the problem is that whenever remoteio is running the playback volume[详细]

2023-01-19 15:18 分类：问答
Convert Recorded sound in iphone from one format to another say wav to mp3

I am trying to record some audio and convert them to other sound formats. I am using AVAudioRecorder class to record and these are the recording settings I used..[详细]

2023-01-16 19:33 分类：问答
How do you select audio input device in core audio?

I am writing a program that needs to deal with multiple audio inputs. I am currently using AudioQueues to get the input, but thi开发者_如何学运维s is only from the default input device.[详细]

2023-01-06 05:19 分类：问答
Simple sound effect loop using AudioToolKit

I\'ve created a few sounds for use in my game. I can play them at certain events without issue: // create sounds[详细]

2023-01-03 11:13 分类：问答
iphone: Help with AudioToolbox Leak: Stack trace/code included here

Part of this app is a \"Scream\" button that plays random screams from cast members of a TV show.I have to bang on the app quite a while to see a memory leak in Instruments, but it\'s there, occasiona[详细]

2023-01-01 23:20 分类：问答