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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.
ios - Audio Queue : AudioQueueStart returns -50 - Stack ...
https://stackoverflow.com/questions/12650263/audio-queue-audioqueuestart-returns-50
I'm trying to write a microphone power meter module in a GLES app (Unity3d). It works fine in UIKit application. But when I integrate into my unity3d project, the AudioQueue cannot start property.The result code of calling AudioQueueStart is always -50, but what does -50 mean? I can't find a reference in iOS Developer Library.
IOS 7 iphone recording app Error: AudioQueueStart failed …
https://stackoverflow.com/questions/20300526/ios-7-iphone-recording-app-error-audioqueuestart-failed-50
Show activity on this post. I found the issue! seems like on iOS 7 there is a need to set this also (I assume this is only practically therefore it's hard to find, isn't written anywhere). Just add this code before calling any AudioQueue function: AudioSessionInitialize (NULL, NULL, nil, ( void *) (self) ); UInt32 sessionCategory ...
Apple Developer Documentation
https://developer.apple.com/documentation/audiotoolbox/audioqueuebuffer
Overview. Each audio queue has an associated set of audio queue buffers. To allocate a buffer, call the Audio Queue Allocate Buffer(_: _: _:) function. To dispose of a buffer, call the Audio Queue Free Buffer(_: _:) function.. If using a VBR compressed audio data format, you may want to instead use the Audio Queue Allocate Buffer With Packet Descriptions function. This function …
IOS 7 iphone録音アプリエラー：AudioQueueStartが失敗しまし …
https://stackfinder.jp.net/questions/20300526/ios-7-iphone-recording-app-error-audioqueuestart-failed-50
Error: couldn't get queue's maximum output packet size (-50) Error: AudioQueueAllocateBuffer failed (-50) Error: couldn't get queue's maximum output packet size (-50) Error: AudioQueueAllocateBuffer failed (-50) 私はこれがおそらくアップルの問題であると言われましたこれは本当かもしれません???
AudioConverterNew returned -50
https://www.py4u.net/discuss/119817
The call to AudioQueueStart returns -50 (bad parameter) and I can't figure what's wrong... I would really appreciate some help, thanks in advance :-)
Using AudioQueue and Swift to do a simple stream ... - GitHub
https://gist.github.com/zonble/635ea00cb125bc50b3f5880e16ba71b7
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