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ios - OSStatus error -50 (paramErr) on AudioUnitRender ...
https://stackoverflow.com/questions/12254202/osstatus-error-50-paramerr-on-audiounitrender-call-on-device
Then I took the fx unit's output ASBD and set it to be the converter unit's input ASBD. Finally, I took the fx unit's input ASBD and set it to be the Remote IO unit's input bus' output ASBD. All in all, the AUGraph goes as follows: RemoteIO Input -> Effect unit -> AU format converter unit -> RemoteIO Output –
Apple Developer Documentation
https://developer.apple.com/documentation/audiotoolbox/1439763-audiooutputunitstart
func AudioOutputUnitStart (_ ci: Audio Unit) -> OSStatus. Parameters ci. The I/O audio unit to start. Return Value. A result code. See Also. Starting and Stopping Output. func Audio Output Unit Stop (Audio Unit) -> OSStatus. Stops an I/O audio unit, which in turn stops the audio unit processing graph that it is connected to.
The Audio Unit - Apple Developer
https://developer.apple.com/library/archive/documentation/MusicAudio/Conceptual/AudioUnitProgrammingGuide/TheAudioUnit/TheAudioUnit.html
The Audio Unit. When you develop an audio unit, you begin with the part that performs the audio work. This part exists within the MacOS folder inside the audio unit bundle as shown in Figure 1-2.You can optionally add a custom user interface, or view, as described in the next chapter, The Audio Unit View. In this chapter you learn about the architecture and …
Audio Unit播放aac/m4a/mp3等文件 - 代码先锋网
https://www.codeleading.com/article/2348373874/
Extended Audio File Services 是Audio File Services 和 Audio Converter Services 的结合，提供统一的接口进行处理，下篇可能会是Extended Audio File相关。 参考. Playing a sound file using the Default Output Audio Unit Supported Audio File and Data Formats in OS X
Using RemoteIO audio unit - A Tasty Pixel » Blog
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. ... static OSStatus recordingCallback ... May 30, 2013 at 3:50 am. Once you’ve done whatever you need to do ...
webrtc_ios_audio/audio_device_ios.mm at master · maojj ...
https://github.com/maojj/webrtc_ios_audio/blob/master/audio_device_ios.mm
webrtc_ios_audio source code to learn. Contribute to maojj/webrtc_ios_audio development by creating an account on GitHub.
Full Audio Unit (AU) Compatible App List (657)
https://synthyfrog.com/technology-is-audiounit/
Audio Units (AU) is an audio plug-in technology built in Apple's macOS and iOS operating systems. Initially developed for desktop operating systems along with VST (Virtual Studio Technology by Steinberg GmbH), it available now for iOS too. AU apps (plug-ins) can modify sound pitch, sample rate and stream over network, produce signal.
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