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AmigActive 22
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AHI
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include
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devices
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ahi.h
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C/C++ Source or Header
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1997-04-27
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14KB
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400 lines
#ifndef DEVICES_AHI_H
#define DEVICES_AHI_H
/*
** $VER: ahi.h 4.2 (27.4.97)
**
** ahi.device definitions
**
** (C) Copyright 1994-1997 Martin Blom
** All Rights Reserved.
**
** (TAB SIZE: 8)
*/
/*****************************************************************************/
#ifndef EXEC_TYPES_H
#include <exec/types.h>
#endif
#ifndef EXEC_IO_H
#include <exec/io.h>
#endif
#ifndef UTILITY_TAGITEM_H
#include <utility/tagitem.h>
#endif
#ifndef LIBRARIES_IFFPARSE_H
#include <libraries/iffparse.h>
#endif
/*****************************************************************************/
#ifndef EIGHTSVX_H /* Do not define Fixed twice */
typedef LONG Fixed; /* A fixed-point value, 16 bits
to the left of the point and
16 bits to the right */
#endif
typedef Fixed sposition;
/*** STRUCTURES */
/* AHIAudioCtrl */
struct AHIAudioCtrl
{
APTR ahiac_UserData;
/* Lots of private data follows! */
};
/* AHISoundMessage */
struct AHISoundMessage
{
UWORD ahism_Channel;
};
/* AHIRecordMessage */
struct AHIRecordMessage
{
ULONG ahirm_Type; /* Format of buffer (object) */
APTR ahirm_Buffer; /* Pointer to the sample array */
ULONG ahirm_Length; /* Number of sample frames in buffer */
};
/* AHISampleInfo */
struct AHISampleInfo
{
ULONG ahisi_Type; /* Format of samples */
APTR ahisi_Address; /* Address to array of samples */
ULONG ahisi_Length; /* Number of samples in array */
};
/* AHIAudioModeRequester */
struct AHIAudioModeRequester
{
ULONG ahiam_AudioID; /* Selected audio mode */
ULONG ahiam_MixFreq; /* Selected mixing/sampling frequency */
WORD ahiam_LeftEdge; /* Coordinates of requester on exit */
WORD ahiam_TopEdge;
WORD ahiam_Width;
WORD ahiam_Height;
BOOL ahiam_InfoOpened; /* Info window opened on exit? */
WORD ahiam_InfoLeftEdge; /* Last coordinates of Info window */
WORD ahiam_InfoTopEdge;
WORD ahiam_InfoWidth;
WORD ahiam_InfoHeight;
APTR ahiam_UserData; /* You can store your own data here */
/* Lots of private data follows! */
};
/* AHIEffMasterVolume */
struct AHIEffMasterVolume
{
ULONG ahie_Effect; /* Set to AHIET_MASTERVOLUME */
Fixed ahiemv_Volume; /* See autodocs for range! */
};
/* AHIEffOutputBuffer */
struct AHIEffOutputBuffer
{
ULONG ahie_Effect; /* Set to AHIET_OUTPUTBUFFER */
struct Hook *ahieob_Func;
/* These fields are filled by AHI */
ULONG ahieob_Type; /* Format of buffer */
APTR ahieob_Buffer; /* Pointer to the sample array */
ULONG ahieob_Length; /* Number of sample frames in buffer */
};
/* AHIEffDSPMask (V4) */
struct AHIEffDSPMask
{
ULONG ahie_Effect; /* Set to AHIET_DSPMASK */
UWORD ahiedm_Channels; /* Number of elements in array */
UBYTE ahiedm_Mask[0]; /* Here follows the array */
};
#define AHIEDM_WET (0)
#define AHIEDM_DRY (1)
/* AHIEffDSPEcho (V4) */
struct AHIDSPEcho
{
ULONG ahie_Effect; /* Set to AHIET_DSPECHO */
ULONG ahiede_Delay; /* In samples */
Fixed ahiede_Feedback;
Fixed ahiede_Mix;
Fixed ahiede_Cross;
};
/* AHIEffChannelInfo (V4) */
struct AHIEffChannelInfo
{
ULONG ahie_Effect; /* Set to AHIET_CHANNELINFO */
struct Hook *ahieci_Func;
UWORD ahieci_Channels;
UWORD ahieci_Pad;
/* The rest is filled by AHI */
ULONG ahieci_Offset[0]; /* The array follows */
};
/*** TAGS */
#define AHI_TagBase (TAG_USER)
#define AHI_TagBaseR (AHI_TagBase|0x8000)
/* AHI_AllocAudioA tags */
#define AHIA_AudioID (AHI_TagBase+1) /* Desired audio mode */
#define AHIA_MixFreq (AHI_TagBase+2) /* Suggested mixing frequency */
#define AHIA_Channels (AHI_TagBase+3) /* Suggested number of channels */
#define AHIA_Sounds (AHI_TagBase+4) /* Number of sounds to use */
#define AHIA_SoundFunc (AHI_TagBase+5) /* End-of-Sound Hook */
#define AHIA_PlayerFunc (AHI_TagBase+6) /* Player Hook */
#define AHIA_PlayerFreq (AHI_TagBase+7) /* Frequency for player Hook (Fixed)*/
#define AHIA_MinPlayerFreq (AHI_TagBase+8) /* Minimum Frequency for player Hook */
#define AHIA_MaxPlayerFreq (AHI_TagBase+9) /* Maximum Frequency for player Hook */
#define AHIA_RecordFunc (AHI_TagBase+10) /* Sample recording Hook */
#define AHIA_UserData (AHI_TagBase+11) /* What to put in ahiac_UserData */
/* AHI_PlayA tags (V4) */
#define AHIP_BeginChannel (AHI_TagBase+40) /* All command tags should be... */
#define AHIP_EndChannel (AHI_TagBase+41) /* ... enclosed by these tags. */
#define AHIP_Freq (AHI_TagBase+50)
#define AHIP_Vol (AHI_TagBase+51)
#define AHIP_Pan (AHI_TagBase+52)
#define AHIP_Sound (AHI_TagBase+53)
#define AHIP_Offset (AHI_TagBase+54)
#define AHIP_Length (AHI_TagBase+55)
#define AHIP_LoopFreq (AHI_TagBase+60)
#define AHIP_LoopVol (AHI_TagBase+61)
#define AHIP_LoopPan (AHI_TagBase+62)
#define AHIP_LoopSound (AHI_TagBase+63)
#define AHIP_LoopOffset (AHI_TagBase+64)
#define AHIP_LoopLength (AHI_TagBase+65)
/* AHI_ControlAudioA tags */
#define AHIC_Play (AHI_TagBase+80) /* Boolean */
#define AHIC_Record (AHI_TagBase+81) /* Boolean */
#define AHIC_MonitorVolume (AHI_TagBase+82)
#define AHIC_MonitorVolume_Query (AHI_TagBase+83) /* ti_Data is pointer to Fixed (LONG) */
#define AHIC_MixFreq_Query (AHI_TagBase+84) /* ti_Data is pointer to ULONG */
/* --- New for V2, they will be ignored by V1 --- */
#define AHIC_InputGain (AHI_TagBase+85)
#define AHIC_InputGain_Query (AHI_TagBase+86) /* ti_Data is pointer to Fixed (LONG) */
#define AHIC_OutputVolume (AHI_TagBase+87)
#define AHIC_OutputVolume_Query (AHI_TagBase+88) /* ti_Data is pointer to Fixed (LONG) */
#define AHIC_Input (AHI_TagBase+89)
#define AHIC_Input_Query (AHI_TagBase+90) /* ti_Data is pointer to ULONG */
#define AHIC_Output (AHI_TagBase+91)
#define AHIC_Output_Query (AHI_TagBase+92) /* ti_Data is pointer to ULONG */
/* AHI_GetAudioAttrsA tags */
#define AHIDB_AudioID (AHI_TagBase+100)
#define AHIDB_Driver (AHI_TagBaseR+101) /* Pointer to name of driver */
#define AHIDB_Flags (AHI_TagBase+102) /* Private! */
#define AHIDB_Volume (AHI_TagBase+103) /* Boolean */
#define AHIDB_Panning (AHI_TagBase+104) /* Boolean */
#define AHIDB_Stereo (AHI_TagBase+105) /* Boolean */
#define AHIDB_HiFi (AHI_TagBase+106) /* Boolean */
#define AHIDB_PingPong (AHI_TagBase+107) /* Boolean */
#define AHIDB_MultTable (AHI_TagBase+108) /* Private! */
#define AHIDB_Name (AHI_TagBaseR+109) /* Pointer to name of this mode */
#define AHIDB_Bits (AHI_TagBase+110) /* Output bits */
#define AHIDB_MaxChannels (AHI_TagBase+111) /* Max supported channels */
#define AHIDB_MinMixFreq (AHI_TagBase+112) /* Min mixing freq. supported */
#define AHIDB_MaxMixFreq (AHI_TagBase+113) /* Max mixing freq. supported */
#define AHIDB_Record (AHI_TagBase+114) /* Boolean */
#define AHIDB_Frequencies (AHI_TagBase+115)
#define AHIDB_FrequencyArg (AHI_TagBase+116) /* ti_Data is frequency index */
#define AHIDB_Frequency (AHI_TagBase+117)
#define AHIDB_Author (AHI_TagBase+118) /* Pointer to driver author name */
#define AHIDB_Copyright (AHI_TagBase+119) /* Pointer to driver copyright notice */
#define AHIDB_Version (AHI_TagBase+120) /* Pointer to driver version string */
#define AHIDB_Annotation (AHI_TagBase+121) /* Pointer to driver annotation text */
#define AHIDB_BufferLen (AHI_TagBase+122) /* Specifies the string buffer size */
#define AHIDB_IndexArg (AHI_TagBase+123) /* ti_Data is frequency! */
#define AHIDB_Index (AHI_TagBase+124)
#define AHIDB_Realtime (AHI_TagBase+125) /* Boolean */
#define AHIDB_MaxPlaySamples (AHI_TagBase+126) /* It's sample *frames* */
#define AHIDB_MaxRecordSamples (AHI_TagBase+127) /* It's sample *frames* */
#define AHIDB_FullDuplex (AHI_TagBase+129) /* Boolean */
/* --- New for V2, they will be ignored by V1 --- */
#define AHIDB_MinMonitorVolume (AHI_TagBase+130)
#define AHIDB_MaxMonitorVolume (AHI_TagBase+131)
#define AHIDB_MinInputGain (AHI_TagBase+132)
#define AHIDB_MaxInputGain (AHI_TagBase+133)
#define AHIDB_MinOutputVolume (AHI_TagBase+134)
#define AHIDB_MaxOutputVolume (AHI_TagBase+135)
#define AHIDB_Inputs (AHI_TagBase+136)
#define AHIDB_InputArg (AHI_TagBase+137) /* ti_Data is input index */
#define AHIDB_Input (AHI_TagBase+138)
#define AHIDB_Outputs (AHI_TagBase+139)
#define AHIDB_OutputArg (AHI_TagBase+140) /* ti_Data is input index */
#define AHIDB_Output (AHI_TagBase+141)
/* --- New for V4, they will be ignored by V2 and earlier --- */
#define AHIDB_Data (AHI_TagBaseR+142) /* Private! */
/* AHI_BestAudioIDA tags */
/* --- New for V4, they will be ignored by V2 and earlier --- */
#define AHIB_Dizzy (AHI_TagBase+190)
/* AHI_AudioRequestA tags */
/* Window control */
#define AHIR_Window (AHI_TagBase+200) /* Parent window */
#define AHIR_Screen (AHI_TagBase+201) /* Screen to open on if no window */
#define AHIR_PubScreenName (AHI_TagBase+202) /* Name of public screen */
#define AHIR_PrivateIDCMP (AHI_TagBase+203) /* Allocate private IDCMP? */
#define AHIR_IntuiMsgFunc (AHI_TagBase+204) /* Function to handle IntuiMessages */
#define AHIR_SleepWindow (AHI_TagBase+205) /* Block input in AHIR_Window? */
#define AHIR_UserData (AHI_TagBase+206) /* What to put in ahiam_UserData */
/* Text display */
#define AHIR_TextAttr (AHI_TagBase+220) /* Text font to use for gadget text */
#define AHIR_Locale (AHI_TagBase+221) /* Locale to use for text */
#define AHIR_TitleText (AHI_TagBase+222) /* Title of requester */
#define AHIR_PositiveText (AHI_TagBase+223) /* Positive gadget text */
#define AHIR_NegativeText (AHI_TagBase+224) /* Negative gadget text */
/* Initial settings */
#define AHIR_InitialLeftEdge (AHI_TagBase+240) /* Initial requester coordinates */
#define AHIR_InitialTopEdge (AHI_TagBase+241)
#define AHIR_InitialWidth (AHI_TagBase+242) /* Initial requester dimensions */
#define AHIR_InitialHeight (AHI_TagBase+243)
#define AHIR_InitialAudioID (AHI_TagBase+244) /* Initial audio mode id */
#define AHIR_InitialMixFreq (AHI_TagBase+245) /* Initial mixing/sampling frequency */
#define AHIR_InitialInfoOpened (AHI_TagBase+246) /* Info window initially opened? */
#define AHIR_InitialInfoLeftEdge (AHI_TagBase+247) /* Initial Info window coords. */
#define AHIR_InitialInfoTopEdge (AHI_TagBase+248)
#define AHIR_InitialInfoWidth (AHI_TagBase+249) /* Not used! */
#define AHIR_InitialInfoHeight (AHI_TagBase+250) /* Not used! */
/* Options */
#define AHIR_DoMixFreq (AHI_TagBase+260) /* Allow selection of mixing frequency? */
#define AHIR_DoDefaultMode (AHI_TagBase+261) /* Allow selection of default mode? (V4) */
/* Filtering */
#define AHIR_FilterTags (AHI_TagBase+270) /* Pointer to filter taglist */
#define AHIR_FilterFunc (AHI_TagBase+271) /* Function to filter mode id's */
/*** DEFS */
#define AHINAME "ahi.device"
#define AHI_INVALID_ID (~0) /* Invalid Audio ID */
#define AHI_DEFAULT_ID (0x00000000) /* Only for AHI_AllocAudioA()! */
#define AHI_LOOPBACK_ID (0x00000001) /* Special sample render Audio ID */
#define AHI_DEFAULT_FREQ (0) /* Only for AHI_AllocAudioA()! */
#define AHI_MIXFREQ (~0) /* Special frequency for AHI_SetFreq() */
#define AHI_NOSOUND (0xffff) /* Turns a channel off */
/* Set#? Flags */
#define AHISF_IMM (1<<0)
#define AHISB_IMM (0)
/* Effect Types */
#define AHIET_CANCEL (1<<31) /* OR with effect to disable */
#define AHIET_MASTERVOLUME (1)
#define AHIET_OUTPUTBUFFER (2)
/* --- New for V4 --- */
#define AHIET_DSPMASK (3)
#define AHIET_DSPECHO (4)
#define AHIET_CHANNELINFO (5)
/* Sound Types */
#define AHIST_NOTYPE (~0) /* Private */
#define AHIST_SAMPLE (0) /* 8 or 16 bit sample */
#define AHIST_DYNAMICSAMPLE (1) /* Dynamic sample */
#define AHIST_INPUT (1<<29) /* The input from your sampler */
#define AHIST_BW (1<<30) /* Private */
/* Sample types */
/* Note that only AHIST_M8S, AHIST_S8S, AHIST_M16S and AHIST_S16S
are supported by AHI_LoadSound(). */
#define AHIST_M8S (0) /* Mono, 8 bit signed (BYTE) */
#define AHIST_M16S (1) /* Mono, 16 bit signed (WORD) */
#define AHIST_S8S (2) /* Stereo, 8 bit signed (2×BYTE) */
#define AHIST_S16S (3) /* Stereo, 16 bit signed (2×WORD) */
#define AHIST_M32S (8) /* Mono, 32 bit signed (LONG) */
#define AHIST_S32S (10) /* Stereo, 32 bit signed (2×LONG) */
#define AHIST_M8U (4) /* OBSOLETE! */
/* Error codes */
#define AHIE_OK (0) /* No error */
#define AHIE_NOMEM (1) /* Out of memory */
#define AHIE_BADSOUNDTYPE (2) /* Unknown sound type */
#define AHIE_BADSAMPLETYPE (3) /* Unknown/unsupported sample type */
#define AHIE_ABORTED (4) /* User-triggered abortion */
#define AHIE_UNKNOWN (5) /* Error, but unknown */
#define AHIE_HALFDUPLEX (6) /* CMD_WRITE/CMD_READ failure */
/* DEVICE INTERFACE DEFINITIONS FOLLOWS ************************************/
/* Device units */
#define AHI_DEFAULT_UNIT (0)
#define AHI_NO_UNIT (255)
/* The preference file */
#define ID_AHIU MAKE_ID('A','H','I','U')
#define ID_AHIG MAKE_ID('A','H','I','G')
struct AHIUnitPrefs
{
UBYTE ahiup_Unit;
UBYTE ahiup_Pad;
UWORD ahiup_Channels;
ULONG ahiup_AudioMode;
ULONG ahiup_Frequency;
Fixed ahiup_MonitorVolume;
Fixed ahiup_InputGain;
Fixed ahiup_OutputVolume;
ULONG ahiup_Input;
ULONG ahiup_Output;
};
struct AHIGlobalPrefs
{
UWORD ahigp_DebugLevel; /* Range: 0-3 (for None, Low,
High and All) */
BOOL ahigp_DisableSurround;
BOOL ahigp_DisableEcho;
BOOL ahigp_FastEcho;
Fixed ahigp_MaxCPU;
BOOL ahigp_ClipMasterVolume;
};
/* Debug levels */
#define AHI_DEBUG_NONE (0)
#define AHI_DEBUG_LOW (1)
#define AHI_DEBUG_HIGH (2)
#define AHI_DEBUG_ALL (3)
/* AHIRequest */
struct AHIRequest
{
struct IOStdReq ahir_Std; /* Standard IO request */
UWORD ahir_Version; /* Needed version */
/* --- New for V4, they will be ignored by V2 and earlier --- */
UWORD ahir_Pad1;
ULONG ahir_Private[2]; /* Hands off! */
ULONG ahir_Type; /* Sample format */
ULONG ahir_Frequency; /* Sample/Record frequency */
Fixed ahir_Volume; /* Sample volume */
Fixed ahir_Position; /* Stereo position */
struct AHIRequest *ahir_Link; /* For double buffering */
};
/* Flags for OpenDevice() */
#define AHIDF_NOMODESCAN (1<<0)
#define AHIDB_NOMODESCAN (0)
#endif /* DEVICES_AHI_H */