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153 lines
6.0 KiB
C
153 lines
6.0 KiB
C
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/************************************************************
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Created: Thursday, September 5, 1991 at 4:15 PM
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SoundInput.h
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C Interface to the Macintosh Libraries
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Copyright Apple Computer, Inc. 1990-1991
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All rights reserved
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************************************************************/
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#ifndef __SOUNDINPUT__
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#define __SOUNDINPUT__
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#ifndef __TYPES__
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#include <Types.h>
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#endif
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#ifndef __DIALOGS__
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#include <Dialogs.h>
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#endif
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#ifndef __FILES__
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#include <Files.h>
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#endif
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enum {
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siDeviceIsConnected = 1, /* input device is connected and ready for input */
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siDeviceNotConnected = 0, /* input device is not connected */
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siDontKnowIfConnected = -1, /* can't tell if input device is connected */
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siReadPermission = 0, /* permission passed to SPBOpenDevice */
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siWritePermission = 1 /* permission passed to SPBOpenDevice */
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/* Info Selectors for Sound Input Drivers */
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#define siDeviceConnected 'dcon' /* input device connection status */
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#define siAGCOnOff 'agc ' /* automatic gain control state */
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#define siPlayThruOnOff 'plth' /* playthrough state */
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#define siTwosComplementOnOff 'twos' /* two's complement state */
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#define siLevelMeterOnOff 'lmet' /* level meter state */
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#define siRecordingQuality 'qual' /* recording quality */
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#define siVoxRecordInfo 'voxr' /* VOX record parameters */
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#define siVoxStopInfo 'voxs' /* VOX stop parameters */
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#define siNumberChannels 'chan' /* current number of channels */
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#define siSampleSize 'ssiz' /* current sample size */
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#define siSampleRate 'srat' /* current sample rate */
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#define siCompressionType 'comp' /* current compression type */
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#define siCompressionFactor 'cmfa' /* current compression factor */
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#define siCompressionHeader 'cmhd' /* return compression header */
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#define siDeviceName 'name' /* input device name */
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#define siDeviceIcon 'icon' /* input device icon */
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#define siDeviceBufferInfo 'dbin' /* size of interrupt buffer */
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#define siSampleSizeAvailable 'ssav' /* sample sizes available */
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#define siSampleRateAvailable 'srav' /* sample rates available */
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#define siCompressionAvailable 'cmav' /* compression types available */
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#define siChannelAvailable 'chav' /* number of channels available */
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#define siAsync 'asyn' /* asynchronous capability */
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#define siOptionsDialog 'optd' /* display options dialog */
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#define siContinuous 'cont' /* continous recording */
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#define siActiveChannels 'chac' /* active channels */
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#define siActiveLevels 'lmac' /* active meter levels */
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#define siInputSource 'sour' /* input source selector */
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#define siInitializeDriver 'init' /* reserved for internal use only */
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#define siCloseDriver 'clos' /* reserved for internal use only */
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#define siPauseRecording 'paus' /* reserved for internal use only */
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#define siUserInterruptProc 'user' /* reserved for internal use only */
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/* Qualities */
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#define siBestQuality 'best'
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#define siBetterQuality 'betr'
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#define siGoodQuality 'good'
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};
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/* Sound Input Parameter Block */
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struct SPB {
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long inRefNum; /* reference number of sound input device */
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unsigned long count; /* number of bytes to record */
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unsigned long milliseconds; /* number of milliseconds to record */
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unsigned long bufferLength; /* length of buffer in bytes */
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Ptr bufferPtr; /* buffer to store sound data in */
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ProcPtr completionRoutine; /* completion routine */
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ProcPtr interruptRoutine; /* interrupt routine */
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long userLong; /* user-defined field */
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OSErr error; /* error */
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long unused1; /* reserved - must be zero */
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};
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typedef struct SPB SPB;
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typedef SPB *SPBPtr;
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#ifdef __cplusplus
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extern "C" {
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#endif
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pascal NumVersion SPBVersion(void)
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= {0x203C,0x0000,0x0014,0xA800};
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pascal OSErr SndRecord(ModalFilterProcPtr filterProc,Point corner,OSType quality,
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Handle *sndHandle)
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= {0x203C,0x0804,0x0014,0xA800};
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pascal OSErr SndRecordToFile(ModalFilterProcPtr filterProc,Point corner,
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OSType quality,short fRefNum)
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= {0x203C,0x0708,0x0014,0xA800};
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pascal OSErr SPBSignInDevice(short deviceRefNum,ConstStr255Param deviceName)
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= {0x203C,0x030C,0x0014,0xA800};
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pascal OSErr SPBSignOutDevice(short deviceRefNum)
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= {0x203C,0x0110,0x0014,0xA800};
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pascal OSErr SPBGetIndexedDevice(short count,Str255 deviceName,Handle *deviceIconHandle)
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= {0x203C,0x0514,0x0014,0xA800};
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pascal OSErr SPBOpenDevice(ConstStr255Param deviceName,short permission,
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long *inRefNum)
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= {0x203C,0x0518,0x0014,0xA800};
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pascal OSErr SPBCloseDevice(long inRefNum)
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= {0x203C,0x021C,0x0014,0xA800};
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pascal OSErr SPBRecord(SPBPtr inParamPtr,Boolean asynchFlag)
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= {0x203C,0x0320,0x0014,0xA800};
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pascal OSErr SPBRecordToFile(short fRefNum,SPBPtr inParamPtr,Boolean asynchFlag)
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= {0x203C,0x0424,0x0014,0xA800};
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pascal OSErr SPBPauseRecording(long inRefNum)
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= {0x203C,0x0228,0x0014,0xA800};
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pascal OSErr SPBResumeRecording(long inRefNum)
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= {0x203C,0x022C,0x0014,0xA800};
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pascal OSErr SPBStopRecording(long inRefNum)
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= {0x203C,0x0230,0x0014,0xA800};
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pascal OSErr SPBGetRecordingStatus(long inRefNum,short *recordingStatus,
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short *meterLevel,unsigned long *totalSamplesToRecord,unsigned long *numberOfSamplesRecorded,
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unsigned long *totalMsecsToRecord,unsigned long *numberOfMsecsRecorded)
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= {0x203C,0x0E34,0x0014,0xA800};
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pascal OSErr SPBGetDeviceInfo(long inRefNum,OSType infoType,char *infoData)
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= {0x203C,0x0638,0x0014,0xA800};
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pascal OSErr SPBSetDeviceInfo(long inRefNum,OSType infoType,char *infoData)
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= {0x203C,0x063C,0x0014,0xA800};
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pascal OSErr SPBMillisecondsToBytes(long inRefNum,long *milliseconds)
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= {0x203C,0x0440,0x0014,0xA800};
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pascal OSErr SPBBytesToMilliseconds(long inRefNum,long *byteCount)
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= {0x203C,0x0444,0x0014,0xA800};
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pascal OSErr SetupSndHeader(Handle sndHandle,short numChannels,Fixed sampleRate,
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short sampleSize,OSType compressionType,short baseNote,unsigned long numBytes,
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short *headerLen)
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= {0x203C,0x0D48,0x0014,0xA800};
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pascal OSErr SetupAIFFHeader(short fRefNum,short numChannels,Fixed sampleRate,
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short sampleSize,OSType compressionType,unsigned long numBytes,unsigned long numFrames)
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= {0x203C,0x0B4C,0x0014,0xA800};
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#ifdef __cplusplus
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}
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#endif
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#endif
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