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/* |
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* audio_defs.h - Definitions for MacOS audio components |
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* |
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* Basilisk II (C) 1997-1999 Christian Bauer |
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* |
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* This program is free software; you can redistribute it and/or modify |
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* it under the terms of the GNU General Public License as published by |
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* the Free Software Foundation; either version 2 of the License, or |
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* (at your option) any later version. |
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* |
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* This program is distributed in the hope that it will be useful, |
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* but WITHOUT ANY WARRANTY; without even the implied warranty of |
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the |
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* GNU General Public License for more details. |
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* |
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* You should have received a copy of the GNU General Public License |
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* along with this program; if not, write to the Free Software |
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* Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA |
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*/ |
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|
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#ifndef AUDIO_DEFS_H |
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#define AUDIO_DEFS_H |
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|
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// Error codes |
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enum { |
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badComponentSelector = (int32)0x80008002, |
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noHardwareErr = -200, |
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badChannel = -205, |
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siInvalidSampleRate = -225, |
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siInvalidSampleSize = -226, |
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siDeviceBusyErr = -227 |
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}; |
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|
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// General component dispatch selector codes |
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enum { |
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kComponentOpenSelect = -1, |
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kComponentCloseSelect = -2, |
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kComponentCanDoSelect = -3, |
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kComponentVersionSelect = -4, |
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kComponentRegisterSelect = -5 |
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}; |
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|
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// Sound component dispatch selector codes |
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enum { |
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kSoundComponentInitOutputDeviceSelect = 1, |
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kSoundComponentSetSourceSelect = 2, |
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kSoundComponentGetSourceSelect = 3, |
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kSoundComponentGetSourceDataSelect = 4, |
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kSoundComponentSetOutputSelect = 5, |
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kDelegatedSoundComponentSelectors = 0x0100, |
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kSoundComponentAddSourceSelect = kDelegatedSoundComponentSelectors + 1, |
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kSoundComponentRemoveSourceSelect = kDelegatedSoundComponentSelectors + 2, |
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kSoundComponentGetInfoSelect = kDelegatedSoundComponentSelectors + 3, |
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kSoundComponentSetInfoSelect = kDelegatedSoundComponentSelectors + 4, |
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kSoundComponentStartSourceSelect = kDelegatedSoundComponentSelectors + 5, |
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kSoundComponentStopSourceSelect = kDelegatedSoundComponentSelectors + 6, |
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kSoundComponentPauseSourceSelect = kDelegatedSoundComponentSelectors + 7, |
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kSoundComponentPlaySourceBufferSelect = kDelegatedSoundComponentSelectors + 8 |
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}; |
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|
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// Sound information selectors |
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enum { |
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siSampleRate = 'srat', // current sample rate |
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siSampleRateAvailable = 'srav', // sample rates available |
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siSampleSize = 'ssiz', // current sample size |
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siSampleSizeAvailable = 'ssav', // sample sizes available |
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siNumberChannels = 'chan', // current number of channels |
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siChannelAvailable = 'chav', // number of channels available |
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siSpeakerMute = 'smut', // mute state of all built-in speaker |
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siSpeakerVolume = 'svol', // volume level of built-in speaker |
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siHardwareMute = 'hmut', // mute state of all hardware |
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siHardwareVolume = 'hvol', // volume level of all hardware |
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siHardwareVolumeSteps = 'hstp', // number of volume steps for hardware |
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siHardwareBusy = 'hwbs' // sound hardware is in use |
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}; |
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|
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enum { // ComponentResource struct |
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componentType = 0, |
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componentSubType = 4, |
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componentManufacturer = 8, |
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componentFlags = 12, |
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componentFlagsMask = 16, |
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componentResType = 20, |
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componentResID = 24, |
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componentNameType = 26, |
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componentNameID = 30, |
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componentInfoType = 32, |
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componentInfoID = 36, |
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componentIconType = 38, |
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componentIconID = 42, |
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componentVersion = 44, |
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componentRegisterFlags = 48, |
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componentIconFamily = 52 |
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}; |
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|
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// Component feature flags |
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enum { |
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k8BitRawIn = (1 << 0), |
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k8BitTwosIn = (1 << 1), |
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k16BitIn = (1 << 2), |
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kStereoIn = (1 << 3), |
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k8BitRawOut = (1 << 8), |
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k8BitTwosOut = (1 << 9), |
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k16BitOut = (1 << 10), |
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kStereoOut = (1 << 11), |
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kReverse = (1L << 16), |
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kRateConvert = (1L << 17), |
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kCreateSoundSource = (1L << 18), |
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kHighQuality = (1L << 22), |
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kNonRealTime = (1L << 23), |
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cmpWantsRegisterMessage = (1L << 31) |
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}; |
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|
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enum { // ComponentParameters struct |
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cp_flags = 0, // call modifiers: sync/async, deferred, immed, etc |
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cp_paramSize = 1, // size in bytes of actual parameters passed to this call |
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cp_what = 2, // routine selector, negative for Component management calls |
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cp_params = 4 // actual parameters for the indicated routine |
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}; |
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|
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enum { // SoundComponentData struct |
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scd_flags = 0, |
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scd_format = 4, |
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scd_numChannels = 8, |
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scd_sampleSize = 10, |
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scd_sampleRate = 12, |
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scd_sampleCount = 16, |
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scd_buffer = 20, |
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scd_reserved = 24, |
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SIZEOF_scd = 28 |
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}; |
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|
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enum { // SoundInfoList struct |
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sil_count = 0, |
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sil_infoHandle = 2 |
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}; |
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|
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#endif |
