This is NXSoundDevice.h in view mode; [Download] [Up]
/* * NXSoundDevice.h * * Copyright (c) 1992, NeXT Computer, Inc. All rights reserved. */ #import <objc/Object.h> #import <mach/cthreads.h> #import <mach/mach.h> #import <limits.h> #import "NXSoundParameters.h" #define NX_SOUNDDEVICE_TIMEOUT_MAX UINT_MAX #define NX_SOUNDDEVICE_ERROR_MIN 300 #define NX_SOUNDDEVICE_ERROR_MAX 399 typedef enum _NXSoundDeviceError { NX_SoundDeviceErrorNone = 0, NX_SoundDeviceErrorKernel = NX_SOUNDDEVICE_ERROR_MIN, NX_SoundDeviceErrorTimeout, NX_SoundDeviceErrorLookUp, NX_SoundDeviceErrorHost, NX_SoundDeviceErrorNoDevice, NX_SoundDeviceErrorNotActive, NX_SoundDeviceErrorTag, NX_SoundDeviceErrorParameter, NX_SoundDeviceErrorMax = NX_SOUNDDEVICE_ERROR_MAX } NXSoundDeviceError; extern float SNDConvertDecibelsToLinear(float dB); extern float SNDConvertLinearToDecibels(float linear); @interface NXSoundDevice:Object <NXSoundParameters> { const char *_host; port_t _devicePort; port_t _streamOwnerPort; unsigned int _bufferSize; unsigned int _bufferCount; unsigned int _isDetectingPeaks; unsigned int _peakHistory; kern_return_t _kernelError; NXSoundDeviceError _lastError; int _reserved; } + (const char *)textForError:(NXSoundDeviceError)errorCode; + (unsigned int)timeout; + setTimeout:(unsigned int)milliseconds; + (port_t)replyPort; + (BOOL)isUsingSeparateThread; + setUseSeparateThread:(BOOL)flag; + (cthread_t)replyThread; + (int)threadThreshold; + setThreadThreshold:(int)threshold; /* New in 3.1.*/ - (id <NXSoundParameters>)parameters; - (NXSoundDeviceError)setParameters:(id <NXSoundParameters>)params; - (BOOL)acceptsContinuousStreamSamplingRates; - (NXSoundDeviceError)getStreamSamplingRatesLow:(float *)lowRate high:(float *)highRate; - (NXSoundDeviceError)getStreamSamplingRates:(const float **)rates count:(unsigned int *)numRates; - (NXSoundDeviceError)getStreamDataEncodings: (const NXSoundParameterTag **)encodings count:(unsigned int *)numEncodings; - (unsigned int)streamChannelCountLimit; - (unsigned int)clipCount; - (const char *)name; - init; - initOnHost:(const char *)hostName; - (const char *)host; - (port_t)devicePort; - (port_t)streamOwnerPort; - (BOOL)isReserved; - (NXSoundDeviceError)setReserved:(BOOL)flag; - pauseStreams:sender; - resumeStreams:sender; - abortStreams:sender; - (NXSoundDeviceError)getPeakLeft:(float *)leftAmp right:(float *)rightAmp; - (NXSoundDeviceError)lastError; - free; /* Obsolete - use generic parameter api.*/ - (unsigned int)bufferSize; - (NXSoundDeviceError)setBufferSize:(unsigned int)bytes; - (unsigned int)bufferCount; - (NXSoundDeviceError)setBufferCount:(unsigned int)count; - (unsigned int)peakHistory; - (NXSoundDeviceError)setPeakHistory:(unsigned int)bufferCount; - (BOOL)isDetectingPeaks; - (NXSoundDeviceError)setDetectPeaks:(BOOL)flag; @end
These are the contents of the former NiCE NeXT User Group NeXTSTEP/OpenStep software archive, currently hosted by Netfuture.ch.