AmigActive 25/AACD 25.iso/AACD/Utilities/BasiliskII/src/include/audio_defs.h

C/C++ Source or Header | 2001-02-02 | 5.2 KB | 150 lines

/*
 *  audio_defs.h - Definitions for MacOS audio components
 *
 *  Basilisk II (C) 1997-2001 Christian Bauer
 *
 *  This program is free software; you can redistribute it and/or modify
 *  it under the terms of the GNU General Public License as published by
 *  the Free Software Foundation; either version 2 of the License, or
 *  (at your option) any later version.
 *
 *  This program is distributed in the hope that it will be useful,
 *  but WITHOUT ANY WARRANTY; without even the implied warranty of
 *  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
 *  GNU General Public License for more details.
 *
 *  You should have received a copy of the GNU General Public License
 *  along with this program; if not, write to the Free Software
 *  Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA
 */

#ifndef AUDIO_DEFS_H
#define AUDIO_DEFS_H

#include "macos_util.h"


// Error codes
enum {
    badComponentSelector = (int32)0x80008002,
    noHardwareErr = -200,
    badChannel = -205,
    siInvalidSampleRate    = -225,
    siInvalidSampleSize    = -226,
    siDeviceBusyErr = -227
};

// General component dispatch selector codes
enum {
    kComponentOpenSelect = -1,
    kComponentCloseSelect = -2,
    kComponentCanDoSelect = -3,
    kComponentVersionSelect = -4,
    kComponentRegisterSelect = -5
};

// Sound component dispatch selector codes
enum {
    kSoundComponentInitOutputDeviceSelect = 1,
    kSoundComponentSetSourceSelect = 2,
    kSoundComponentGetSourceSelect = 3,
    kSoundComponentGetSourceDataSelect = 4,
    kSoundComponentSetOutputSelect = 5,
    kDelegatedSoundComponentSelectors = 0x0100,
    kSoundComponentAddSourceSelect = kDelegatedSoundComponentSelectors + 1,
    kSoundComponentRemoveSourceSelect = kDelegatedSoundComponentSelectors + 2,
    kSoundComponentGetInfoSelect = kDelegatedSoundComponentSelectors + 3,
    kSoundComponentSetInfoSelect = kDelegatedSoundComponentSelectors + 4,
    kSoundComponentStartSourceSelect = kDelegatedSoundComponentSelectors + 5,
    kSoundComponentStopSourceSelect = kDelegatedSoundComponentSelectors + 6,
    kSoundComponentPauseSourceSelect = kDelegatedSoundComponentSelectors + 7,
    kSoundComponentPlaySourceBufferSelect = kDelegatedSoundComponentSelectors + 8
};

// Sound information selectors
const uint32 siNumberChannels        = FOURCC('c','h','a','n');    // current number of channels
const uint32 siChannelAvailable        = FOURCC('c','h','a','v');    // number of channels available
const uint32 siSampleRate            = FOURCC('s','r','a','t');    // current sample rate
const uint32 siSampleRateAvailable    = FOURCC('s','r','a','v');    // sample rates available
const uint32 siSampleSize            = FOURCC('s','s','i','z');    // current sample size
const uint32 siSampleSizeAvailable    = FOURCC('s','s','a','v');    // sample sizes available
const uint32 siHardwareMute            = FOURCC('h','m','u','t');    // mute state of all hardware
const uint32 siHardwareVolume        = FOURCC('h','v','o','l');    // volume level of all hardware
const uint32 siHardwareVolumeSteps    = FOURCC('h','s','t','p');    // number of volume steps for hardware
const uint32 siHardwareBusy            = FOURCC('h','w','b','s');    // sound hardware is in use
const uint32 siHeadphoneMute        = FOURCC('p','m','u','t');    // mute state of headphone
const uint32 siHeadphoneVolume        = FOURCC('p','v','o','l');    // volume level of headphone
const uint32 siHeadphoneVolumeSteps    = FOURCC('h','d','s','t');    // number of volume steps for headphone
const uint32 siSpeakerMute            = FOURCC('s','m','u','t');    // mute state of all built-in speakers
const uint32 siSpeakerVolume        = FOURCC('s','v','o','l');    // volume level of built-in speaker
const uint32 siDeviceName            = FOURCC('n','a','m','e');
const uint32 siDeviceIcon            = FOURCC('i','c','o','n');

enum {    // ComponentResource struct
    componentType = 0,
    componentSubType = 4,
    componentManufacturer = 8,
    componentFlags = 12,
    componentFlagsMask = 16,
    componentResType = 20,
    componentResID = 24,
    componentNameType = 26,
    componentNameID = 30,
    componentInfoType = 32,
    componentInfoID = 36,
    componentIconType = 38,
    componentIconID = 42,
    componentVersion = 44,
    componentRegisterFlags = 48,
    componentIconFamily = 52,
    componentPFCount = 54,
    componentPFFlags = 58,
    componentPFResType = 62,
    componentPFResID = 66,
    componentPFPlatform = 68
};

// Component feature flags
enum {
    k8BitRawIn                = (1 << 0),
    k8BitTwosIn                = (1 << 1),
    k16BitIn                = (1 << 2),
    kStereoIn                = (1 << 3),
    k8BitRawOut                = (1 << 8),
    k8BitTwosOut            = (1 << 9),
    k16BitOut                = (1 << 10),
    kStereoOut                = (1 << 11),
    kReverse                = (1L << 16),
    kRateConvert            = (1L << 17),
    kCreateSoundSource        = (1L << 18),
    kHighQuality            = (1L << 22),
    kNonRealTime            = (1L << 23),
    cmpWantsRegisterMessage    = (1L << 31)
};

enum {    // ComponentParameters struct
    cp_flags = 0,        // call modifiers: sync/async, deferred, immed, etc
    cp_paramSize = 1,    // size in bytes of actual parameters passed to this call
    cp_what = 2,        // routine selector, negative for Component management calls
    cp_params = 4        // actual parameters for the indicated routine
};

enum {    // SoundComponentData struct
    scd_flags = 0,
    scd_format = 4,
    scd_numChannels = 8,
    scd_sampleSize = 10,
    scd_sampleRate = 12,
    scd_sampleCount = 16,
    scd_buffer = 20,
    scd_reserved = 24,
    SIZEOF_scd = 28
};

enum {    // SoundInfoList struct
    sil_count = 0,
    sil_infoHandle = 2
};

#endif