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core audio - iOS - Recording from RemoteIO AudioUnit ...
https://stackoverflow.com/questions/13065052/ios-recording-from-remoteio-audiounit
There's a couple issues here. First, you're probably intending to check if kAudioUnitRenderAction_PostRender is set, right? In that case, you should use *ioActionFlags & kAudioUnitRenderAction_PostRender instead of *ioActionFlags == kAudioUnitRenderAction_PostRender.The former will check if the flag is set, whereas what …
Using RemoteIO audio unit - A Tasty Pixel
https://atastypixel.com/using-remoteio-audio-unit/
So, we need to obtain an instance of the RemoteIO audio unit, configure it, and hook it up to a recording callback, which is used to notify you that there is data ready to be grabbed, and where you pull the data from the audio unit. Overview. Identify the audio component (kAudioUnitType_Output/ kAudioUnitSubType_RemoteIO ...
Swift Audio Recording class. Reads buffers of input ...
https://gist.github.com/hotpaw2/ba815fc23b5d642705f2b1dedfaf0107
Swift Audio Recording class. Reads buffers of input samples from the microphone using the iOS RemoteIO Audio Unit API - RecordAudio.swift
Superpowered iOS Audio Output without using RemoteIO Audio ...
https://superpowered.com/superpowered-ios-audio-output-without-using-remoteio-audio-unit
As you might know, Core Audio's RemoteIO Audio unit with an unfortunately unfriendly API. And making RemoteIO audio unit output actually work is mind-numbingly boring and complex. Proper configuration, even by the best audio developers, needs tons of spaghetti code, and you need to handle many events as well.
AudioUnit | Apple Developer Forums
https://developer.apple.com/forums/tags/audiounit?page=2
So something like the following: Launch app RemoteIO is initialised and working, can record Turn on Sound Recognition via Settings or control centre widget Start recording with already-set up RemoteIO Recording callback is never again called Though no input callbacks are seen, kAudioOutputUnitProperty_IsRunning is reported as true, so the audio ...
Is there any high level Audio Queue Record Service Library ...
https://www.py4u.net/discuss/1573257
Describe the audio format in an AudioStreamBasicDescription structure, and apply the format using AudioUnitSetProperty. Provide a callback for recording, and possibly playback, again using AudioUnitSetProperty. Allocate some buffers. Initialise the audio unit. Start the audio unit. Rejoice. // Enable IO for recording UInt32 flag = 1 ; status ...
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