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ios - Why did AudioQueueAllocateBuffer fail? - Stack Overflow
https://stackoverflow.com/questions/70420477/why-did-audioqueueallocatebuffer-fail#:~:text=OSStatus%20status%20%3D%20AudioQueueAllocateBuffer%20%28_audioQueue%2C%20MIN_SIZE_PER_FRAME%2C%20%26audioQueueBuffers%20%5Bi%5D%29%3B,error%20-66671.%20The%20official%20documents%20define%20as%20below.
ios - Why did AudioQueueAllocateBuffer fail? - Stack …
https://stackoverflow.com/questions/70420477/why-did-audioqueueallocatebuffer-fail
The error is returned by this API and its value is -308. OSStatus status = AudioQueueAllocateBuffer (_audioQueue, MIN_SIZE_PER_FRAME, &audioQueueBuffers [i]); After that, All the AudioQueue APIs will return the error -66671. The official documents define as below.
iphone - AudioQueueEnqueueBuffer failing - Stack Overflow
https://stackoverflow.com/questions/6136064/audioqueueenqueuebuffer-failing
A search with Spotlight reveals that "66686" is to be found in AudioQueue.h: kAudioQueueErr_BufferEmpty = -66686. So, whatever you are trying to do, the buffer is empty. From a quick look at the code above, it looks to me like the SpeakHere recording code. However, you've set it up above for playback.
Apple Developer Documentation
https://developer.apple.com/documentation/audiotoolbox/1502248-audioqueueallocatebuffer
Parameters. inAQ. The audio queue you want to allocate a buffer. inBufferByteSize. The desired capacity of the new buffer, in bytes. Appropriate capacity depends on the processing you will perform on the data as well as on the audio data format. outBuffer. On output, points to the newly allocated audio queue buffer.
AudioFileStream, CFReadStream and AudioQu ... - Apple
https://discussions.apple.com/thread/1629067
First off, don't do the AudioQueueAllocateBuffer the way you are doing it. You are basically allocating a buffer every time you get a callback about data being available in the stream. Try this: Make that allocation a one-time thing and set the buffer size to maybe 16KB.
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