Developer CD Series 1996 February: Tool Chest

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Text File | 1993-11-30 | 11.8 KB | 413 lines | [TEXT/MPS ]

; File: Sound.a ; ; Copyright: © 1983-1993 by Apple Computer, Inc. ; All rights reserved. ; ; Version: System 7.1 for ETO #11 ; Created: Tuesday, March 30, 1993 18:00 ; ;___________________________________________________________________________ IF &TYPE('__INCLUDINGSOUND__') = 'UNDEFINED' THEN __INCLUDINGSOUND__ SET 1 ; _______________________________________________________________________ ; ; Sound Driver ; ; _______________________________________________________________________ swMode EQU -1 ftMode EQU 1 ffMode EQU 0 FFSynthRec RECORD 0 mode DS.W 1 count DS.L 1 waveBytes DS.B 30001 ENDR Tone RECORD 0 count DS.W 1 amplitude DS.W 1 duration DS.W 1 toneRecSize EQU * ENDR SWSynthRec RECORD 0 mode DS.W 1 triplets DS.B 5001*Tone.toneRecSize ENDR FTSoundRec RECORD 0 duration DS.W 1 sound1Rate DS.L 1 sound1Phase DS.L 1 sound2Rate DS.L 1 sound2Phase DS.L 1 sound3Rate DS.L 1 sound3Phase DS.L 1 sound4Rate DS.L 1 sound4Phase DS.L 1 sound1Wave DS.L 1 sound2Wave DS.L 1 sound3Wave DS.L 1 sound4Wave DS.L 1 ENDR FTSynthRec RECORD 0 mode DS.W 1 sndRec DS.L 1 ENDR ; _______________________________________________________________________ ; ; Sound Manager constants ; ; _______________________________________________________________________ synthCodeRsrc EQU 'snth' soundListRsrc EQU 'snd ' rate22khz EQU $56EE8BA3 ; 22254.54545 rate11khz EQU $2B7745D1 ; 11127.27273 ; synthesizer numbers for SndNewChannel squareWaveSynth EQU 1 ; square wave synthesizer waveTableSynth EQU 3 ; wave table synthesizer sampledSynth EQU 5 ; sampled sound synthesizer ; Command Numbers nullCmd EQU 0 initCmd EQU 1 freeCmd EQU 2 quietCmd EQU 3 flushCmd EQU 4 reInitCmd EQU 5 waitCmd EQU 10 pauseCmd EQU 11 resumeCmd EQU 12 callBackCmd EQU 13 syncCmd EQU 14 emptyCmd EQU 15 tickleCmd EQU 20 requestNextCmd EQU 21 howOftenCmd EQU 22 wakeUpCmd EQU 23 availableCmd EQU 24 versionCmd EQU 25 totalLoadCmd EQU 26 loadCmd EQU 27 scaleCmd EQU 30 tempoCmd EQU 31 freqDurationCmd EQU 40 restCmd EQU 41 freqCmd EQU 42 ampCmd EQU 43 timbreCmd EQU 44 getAmpCmd EQU 45 waveTableCmd EQU 60 phaseCmd EQU 61 soundCmd EQU 80 bufferCmd EQU 81 rateCmd EQU 82 continueCmd EQU 83 doubleBufferCmd EQU 84 getRateCmd EQU 85 sizeCmd EQU 90 convertCmd EQU 91 stdQLength EQU 128 dataOffsetFlag EQU $8000 waveInitChannelMask EQU $07 waveInitChannel0 EQU $04 waveInitChannel1 EQU $05 waveInitChannel2 EQU $06 waveInitChannel3 EQU $07 ; channel initialization parameters initPanMask EQU $0003 ; mask for right/left pan values initSRateMask EQU $0030 ; mask for sample rate values initStereoMask EQU $00C0 ; mask for mono/stereo values initCompMask EQU $FF00 ; mask for compression IDs initChanLeft EQU $0002 ; left stereo channel initChanRight EQU $0003 ; right stereo channel initSRate22k EQU $0020 ; 22k sampling rate initMono EQU $0080 ; monophonic channel initStereo EQU $00C0 ; stereo channel initNoInterp EQU $0004 ; no linear interpolation initNoDrop EQU $0008 ; no drop-sample conversion initMACE3 EQU $0300 ; MACE 3:1 initMACE6 EQU $0400 ; MACE 6:1 initChan0 EQU $0004 ; channel 0 - wave table only initChan1 EQU $0005 ; channel 1 - wave table only initChan2 EQU $0006 ; channel 2 - wave table only initChan3 EQU $0007 ; channel 3 - wave table only stdSH EQU $0 extSH EQU $FF cmpSH EQU $FE notCompressed EQU 0 twoToOne EQU 1 eightToThree EQU 2 threeToOne EQU 3 sixToOne EQU 4 outsideCmpSH EQU 0 insideCmpSH EQU 1 aceSuccess EQU 0 aceMemFull EQU 1 aceNilBlock EQU 2 aceBadComp EQU 3 aceBadEncode EQU 4 aceBadDest EQU 5 aceBadCmd EQU 6 sixToOnePacketSize EQU 8 threeToOnePacketSize EQU 16 stateBlockSize EQU 64 leftOverBlockSize EQU 32 firstSoundFormat EQU 1 secondSoundFormat EQU 2 dbBufferReady EQU $00000001 dbLastBuffer EQU $00000004 sysBeepDisable EQU $0000 sysBeepEnable EQU $0001 unitTypeNoSelection EQU $FFFF unitTypeSeconds EQU $0000 noneCompType EQU 'NONE' ; use no compression on samples MACE3CompType EQU 'MAC3' ; use MACE 3:1 compression on samples MACE6CompType EQU 'MAC6' ; use MACE 6:1 compression on samples ; _______________________________________________________________________ ; ; Sound Manager structures ; ; _______________________________________________________________________ SndCommand RECORD 0 cmd DS.W 1 ; INTEGER param1 DS.W 1 ; INTEGER param2 DS.L 1 ; LONGINT sndCSize EQU * ; size of SndCommand ENDR SndChannel RECORD 0 nextChan DS.L 1 ; ^SndChannel firstMod DS.L 1 ; Ptr callBack DS.L 1 ; ProcPtr userInfo DS.L 1 ; The following is for internal Sound Manager use only. wait DS.L 1 ; Time [LONGINT] cmdInProgress DS SndCommand flags DS.W 1 ; INTEGER qLength DS.W 1 ; INTEGER qHead DS.W 1 ; INTEGER qTail DS.W 1 ; INTEGER queue DS.B stdQLength*SndCommand.sndCSize sndChSize EQU * ; size of SndChannel ENDR SoundHeader RECORD 0 samplePtr DS.L 1 ; Ptr - if NIL then samples are in sampleArea length DS.L 1 ; LONGINT sampleRate DS.L 1 ; Fixed loopStart DS.L 1 ; LONGINT loopEnd DS.L 1 ; LONGINT baseFrequency DS.W 1 ; INTEGER sampleArea DS.B 1 ; PACKED ARRAY [0..0] OF Byte align size EQU * ; size of this entire record ENDR SMStatus RECORD 0 smMaxCPULoad DS.W 1 smNumChannels DS.W 1 smCurCPULoad DS.W 1 ENDR SCStatus RECORD 0 scStartTime DS.L 1 scEndTime DS.L 1 scCurrentTime DS.L 1 scChannelBusy DS.B 1 scChannelDisposed DS.B 1 scChannelPaused DS.B 1 scUnused DS.B 1 scChannelAttributes DS.L 1 scCPULoad DS.L 1 ENDR AudioSelection RECORD 0 unitType DS.L 1 selStart DS.L 1 ; Fixed; selEnd DS.L 1 ; Fixed; ENDR SndDoubleBuffer RECORD 0 dbNumFrames DS.L 1 dbFlags DS.L 1 dbUserInfo DS.L 2 dbSoundData EQU * ENDR SndDoubleBufferHeader RECORD 0 dbhNumChannels DS.W 1 dbhSampleSize DS.W 1 dbhCompressionID DS.W 1 dbhPacketSize DS.W 1 dbhSampleRate DS.L 1 dbhBufferPtr DS.L 2 dbhDoubleBack DS.L 1 SndDoubleBufferHeaderSz EQU * ENDR ; _______________________________________________________________________ ; ; MACE structures ; ; _______________________________________________________________________ LeftOverBlock RECORD 0 count DS.L 1 sampleArea DS.B leftOverBlockSize ENDR CmpSoundHeader RECORD 0 samplePtr DS.L 1 ; if NIL then samples are in sampleArea numChannels DS.L 1 ; number of channels mono = 1 sampleRate DS.L 1 ; sample rate in Apples Fixed point representation loopStart DS.L 1 ; loopStart of sound before compression loopEnd DS.L 1 ; loopEnd of sound before compression encode DS.B 1 ; data structure used , stdSH, extSH, or cmpSH baseFrequency DS.B 1 ; same meaning as regular SoundHeader numFrames DS.L 1 ; length in frames ( packetFrames or sampleFrames AIFFSampleRate DS.B 10 ; IEEE sample rate EXTENDED number markerChunk DS.L 1 ; sync track futureUse1 DS.L 1 ; reserved by Apple futureUse2 DS.L 1 ; reserved by Apple stateVars DS.L 1 ; pointer to State Block leftOverSamples DS.L 1 ; used to save truncated samples between compression calls compressionID DS.W 1 ; 0 means no compression, non zero means compressionID packetSize DS.W 1 ; number of bits in compressed sample packet snthID DS.W 1 ; Resource ID of Sound Manager snth that contains NRT C/E sampleSize DS.W 1 ; number of bits in non-compressed sample sampleArea DS.B 1 ; PACKED ARRAY [0..0] OF Byte align size EQU * ; size of this entire record ENDR ExtSoundHeader RECORD 0 samplePtr DS.L 1 ; if NIL then samples are in sampleArea numChannels DS.L 1 ; number of channels mono = 1 sampleRate DS.L 1 ; sample rate in Apples Fixed point representation loopStart DS.L 1 ; loopStart of sound before compression loopEnd DS.L 1 ; loopEnd of sound before compression encode DS.B 1 ; data structure used , stdSH, extSH, or cmpSH baseFrequency DS.B 1 ; same meaning as regular SoundHeader numFrames DS.L 1 ; length in total number of frames AIFFSampleRate DS.B 10 ; IEEE sample rate markerChunk DS.L 1 ; sync track instrumentChunks DS.L 1 AESRecording DS.L 1 sampleSize DS.W 1 ; number of bits in sample futureUse1 DS.W 1 ; reserved by Apple futureUse2 DS.L 1 ; reserved by Apple futureUse3 DS.L 1 ; reserved by Apple futureUse4 DS.L 1 ; reserved by Apple sampleArea DS.B 1 ; PACKED ARRAY [0..0] OF Byte align size EQU * ; size of this entire record ENDR ; _______________________________________________________________________ ; ; Sound Input ; ; _______________________________________________________________________ siDeviceIsConnected EQU 1 ; input device is connected and ready for input siDeviceNotConnected EQU 0 ; input device is not connected siDontKnowIfConnected EQU -1 ; can't tell if input device is connected ; Info Selectors for the SPBGetDeviceInfo and SPBSetDeviceInfo calls siDeviceConnected EQU 'dcon' ; input device connection status siAGCOnOff EQU 'agc ' ; automatic gain control state siPlayThruOnOff EQU 'plth' ; playthrough state siTwosComplementOnOff EQU 'twos' ; two's complement state siLevelMeterOnOff EQU 'lmet' ; level meter state siRecordingQuality EQU 'qual' ; recording quality siVoxRecordInfo EQU 'voxr' ; VOX record parameters siVoxStopInfo EQU 'voxs' ; VOX stop parameters siNumberChannels EQU 'chan' ; current number of channels siSampleSize EQU 'ssiz' ; current sample size siSampleRate EQU 'srat' ; current sample rate siCompressionType EQU 'comp' ; current compression type siCompressionFactor EQU 'cmfa' ; current compression factor siCompressionHeader EQU 'cmhd' ; return compression header siDeviceName EQU 'name' ; input device name siDeviceIcon EQU 'icon' ; input device icon siDeviceBufferInfo EQU 'dbin' ; size of interrupt buffer siSampleSizeAvailable EQU 'ssav' ; sample sizes available siSampleRateAvailable EQU 'srav' ; sample rates available siCompressionAvailable EQU 'cmav' ; compression types available siChannelAvailable EQU 'chav' ; number of channels available siAsync EQU 'asyn' ; asynchronous capability siOptionsDialog EQU 'optd' ; display options dialog siContinuous EQU 'cont' ; continous recording siActiveChannels EQU 'chac' ; active channels siActiveLevels EQU 'lmac' ; active meter levels siInputSource EQU 'sour' ; input source selector siInitializeDriver EQU 'init' ; reserved for internal use only siCloseDriver EQU 'clos' ; reserved for internal use only siPauseRecording EQU 'paus' ; reserved for internal use only siUserInterruptProc EQU 'user' ; reserved for internal use only ; Quality Selectors for the SndRecord and SndRecordToFile calls siBestQuality EQU 'best' siBetterQuality EQU 'betr' siGoodQuality EQU 'good' ; Sound Input Parameter Block (SPB) SInParam RECORD 0 inRefNum DS.L 1 ; pointer to Application Reference Block count DS.L 1 ; the # of bytes to read milliseconds DS.L 1 ; the # of ms of sound to read bufferLength DS.L 1 ; length of input buffer inputBuffer DS.L 1 ; pointer to input buffer completionRoutine DS.L 1 ; procPtr to the user completion routine interruptRoutine DS.L 1 ; procPtr to the user interrupt routine userLong DS.L 1 ; reserved for user data error DS.W 1 ; OSErr will be returned to asynch routines unused1 DS.L 1 ; reserved for future expansion - must be zero SInPARAMSize EQU * ; size of SInParam ENDR ENDIF ; ...already included