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346 lines
10 KiB
346 lines
10 KiB
/*[
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* Product: SoftWindows Revision 2.0
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*
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* Name: haw.h
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*
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* Derived From: Original
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*
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* Authors: Rob Tizzard
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*
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* Created On: 16th April 1994
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*
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* Purpose: All base/host definitions for the SoftWindows
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* host audio wave driver interface.
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*
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* (c)Copyright Insignia Solutions Ltd., 1994. All rights reserved.
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*
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]*/
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#ifdef SCCSID
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static char SccsID[]="@(#)haw.h 1.2 12/20/94";
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#endif
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/* Standard device sample formats */
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#define HAW_INVALIDFORMAT 0x00000000 /* invalid format */
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#define HAW_FORMAT_1M08 0x00000001 /* 11.025 kHz, Mono, 8-bit */
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#define HAW_FORMAT_1S08 0x00000002 /* 11.025 kHz, Stereo, 8-bit */
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#define HAW_FORMAT_1M16 0x00000004 /* 11.025 kHz, Mono, 16-bit */
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#define HAW_FORMAT_1S16 0x00000008 /* 11.025 kHz, Stereo, 16-bit */
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#define HAW_FORMAT_2M08 0x00000010 /* 22.05 kHz, Mono, 8-bit */
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#define HAW_FORMAT_2S08 0x00000020 /* 22.05 kHz, Stereo, 8-bit */
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#define HAW_FORMAT_2M16 0x00000040 /* 22.05 kHz, Mono, 16-bit */
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#define HAW_FORMAT_2S16 0x00000080 /* 22.05 kHz, Stereo, 16-bit */
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#define HAW_FORMAT_4M08 0x00000100 /* 44.1 kHz, Mono, 8-bit */
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#define HAW_FORMAT_4S08 0x00000200 /* 44.1 kHz, Stereo, 8-bit */
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#define HAW_FORMAT_4M16 0x00000400 /* 44.1 kHz, Mono, 16-bit */
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#define HAW_FORMAT_4S16 0x00000800 /* 44.1 kHz, Stereo, 16-bit */
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#define HAW_NAME_LEN 32 /* Device name length */
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typedef struct {
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IUM8 channels; /* Number of output channels */
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IBOOL pitch_control; /* If TRUE device has pitch control */
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IBOOL playbackrate_control; /* If TRUE device has playback rate control */
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IBOOL volume_control; /* If TRUE device has volume control */
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IBOOL lr_volume_control; /* If TRUE device has left & right volume control */
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IBOOL synchronous; /* If TRUE device plays sounds synchronously */
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IU32 formats; /* Standard output sample formats supported */
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IU8 dev_name[HAW_NAME_LEN]; /* Name of waveform output device */
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} HAWO_CAPS;
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/*
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* -----------------------------------------------------------------------------
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* Host input capabilites.
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* -----------------------------------------------------------------------------
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*/
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typedef struct {
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IUM8 channels; /* Number of input channels */
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IBOOL synchronous; /* If TRUE device records sounds synchronously */
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IU32 formats; /* Standard output sample formats supported */
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IU8 dev_name[HAW_NAME_LEN]; /* Name of waveform input device */
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} HAWI_CAPS;
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/*
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* -----------------------------------------------------------------------------
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* Host audio position structure.
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* -----------------------------------------------------------------------------
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*/
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/* position_type field values */
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#define HAW_POSN_MILLI_SEC (IUM8)1
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#define HAW_POSN_SAMPLE (IUM8)2
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#define HAW_POSN_BYTE_COUNT (IUM8)3
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typedef struct {
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IUM8 position_type;
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union {
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IU32 milli_sec; /* HAW_POSN_MILLI_SEC in milliseconds */
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IU32 sample; /* HAW_POSN_SAMPLE in number of wave samples*/
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IU32 byte_count; /* HAW_POSN_BYTE_COUNT in number of wave samples*/
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} u;
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} HAW_POSN;
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/*
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* -----------------------------------------------------------------------------
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* Host audio formats.
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* -----------------------------------------------------------------------------
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*/
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#define HAW_PCM_NOCOMPRESS (IUM8)0 /* Pulse Code Modulated, uncompressed. */
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/* Adaptive Pulse Code Modulated (ADPCM) */
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#define HAW_ADPCM_2 (IUM8)1 /* ADPCM, 2:1 compression */
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#define HAW_ADPCM_3 (IUM8)2 /* ADPCM, 3:1 compression */
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#define HAW_ADPCM_4 (IUM8)3 /* ADPCM, 4:1 compression */
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/*
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* -----------------------------------------------------------------------------
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* Host audio function return codes.
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* -----------------------------------------------------------------------------
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*/
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#define HAW_OK (IUM8)0 /* Sucessfully completed function. */
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#define HAW_NOTSUPPORTED (IUM8)1 /* Feature not supported */
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#define HAW_INVALID (IUM8)1 /* Feature not supported */
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/*
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* -----------------------------------------------------------------------------
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* Default pitch & playback rates for hosts which don't have the support.
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* -----------------------------------------------------------------------------
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*/
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#define HAW_DEF_PITCH (HAW_FIXPNT) 0x00010000 /* 1.0 */
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#define HAW_DEF_PLAYBACK (HAW_FIXPNT) 0x00010000 /* 1.0 */
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/*
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* -----------------------------------------------------------------------------
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* Host channel values.
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* -----------------------------------------------------------------------------
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*/
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#define HAW_MONO (IUM8) 1
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#define HAW_STEREO (IUM8) 2
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/*
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* -----------------------------------------------------------------------------
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* Host audio loop control constants.
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* -----------------------------------------------------------------------------
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*/
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#define HAW_LOOP_START (IUM8)1
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#define HAW_LOOP_END (IUM8)2
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/*
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* -----------------------------------------------------------------------------
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* Host sample sizes.
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* -----------------------------------------------------------------------------
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*/
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#define HAW_SAMPLE_8 (IUM8)8
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#define HAW_SAMPLE_16 (IUM8)16
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/*
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* -----------------------------------------------------------------------------
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* Host Miscilanous Structures
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* -----------------------------------------------------------------------------
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*/
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typedef IU32 HAW_FIXPNT; /* Fixed point */
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typedef struct {
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LIN_ADDR callbackData; /* Call back data */
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} HAW_CALLBACK;
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/*
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* -----------------------------------------------------------------------------
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* Host audio wave function prototypes.
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* -----------------------------------------------------------------------------
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*/
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extern IUM8 hawo_num_devices IPT0();
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extern void hawo_query_capabilities IPT2
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(
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IUM8, device, /* Output device */
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HAWO_CAPS, *pcaps /* Pointer to output capabilities structure. */
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);
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extern IUM8 hawo_query_format IPT5
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(
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IUM8, device, /* Output device */
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IUM8, channels, /* channels required */
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IUM8, data_type, /* Data type, HAW_PCM_NOCOMPRESS, etc. */
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IU32, sample_rate, /* Samples per second. */
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IUM8, sample_size /* 8 or 16-bit data samples. */
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);
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extern IUM8 hawo_open IPT5
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(
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IUM8, device, /* Output device */
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IUM8, channels, /* channels required */
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IUM8, data_type, /* Data type, HAW_PCM_NOCOMPRESS, etc. */
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IU32, sample_rate, /* Samples per second. */
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IUM8, sample_size /* 8 or 16-bit data samples. */
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);
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extern HAW_FIXPNT hawo_get_pitch IPT1
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(
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IUM8, device /* Output device */
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);
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extern HAW_FIXPNT hawo_get_playback_rate IPT1
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(
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IUM8, device /* Output device */
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);
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extern IU32 hawo_get_def_volume IPT1
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(
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IUM8, device /* Output device */
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);
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extern IUM8 hawo_set_pitch IPT2
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(
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IUM8, device, /* Output device */
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HAW_FIXPNT, pitch /* New pitch value */
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);
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extern IUM8 hawo_set_playback_rate IPT2
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(
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IUM8, device, /* Output device */
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HAW_FIXPNT, playback_rate /* New playback value */
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);
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extern IUM8 hawo_set_volume IPT2
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(
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IUM8, device, /* Output device */
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IU32, volume /* New volume value */
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);
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extern void hawo_write IPT6
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(
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IUM8, device, /* Output device */
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LIN_ADDR, data_addr, /* Intel memory Pointer to wave data */
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IU32, data_size, /* Number of bytes of output data */
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IUM8, flags, /* Flags controlling loop playback */
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IU32, loops, /* Number of times to play loop */
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HAW_CALLBACK *, hawo_callback /* Callback function */
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);
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extern void hawo_get_position IPT2
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(
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IUM8, device, /* Output device */
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HAW_POSN *, pinfo /* Pointer to audio position(time) structure */
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);
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extern void hawo_pause IPT1
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(
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IUM8, device /* Output device */
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);
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extern void hawo_restart IPT1
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(
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IUM8, device /* Output device */
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);
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extern void hawo_reset IPT1
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(
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IUM8, device /* Output device */
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);
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extern void hawo_close IPT1
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(
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IUM8, device /* Output device */
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);
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extern IBOOL hawo_is_active IPT1
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(
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IUM8, device /* Output device */
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);
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extern IUM8 hawo_break_loop IPT2
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(
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IUM8, device, /* Output device */
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IBOOL, at_end /* If TRUE action at end of loop, otherwise action immediately */
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);
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extern IUM8 hawi_num_devices IPT0();
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extern void hawi_query_capabilities IPT1
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(
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HAWI_CAPS, *pcaps /* Pointer to input capabilities structure. */
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);
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extern IUM8 hawi_query_format IPT4
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(
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IUM8, channels, /* channels required */
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IUM8, data_type, /* Data type, HAW_PCM_NOCOMPRESS, etc. */
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IU32, sample_rate, /* Samples per second. */
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IUM8, sample_size /* 8 or 16-bit data samples. */
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);
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extern IUM8 hawi_open IPT5
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(
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IUM8, channels, /* channels required */
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IUM8, data_type, /* Data type, HAW_PCM_NOCOMPRESS, etc. */
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IU32, sample_rate, /* Samples per second. */
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IUM8, sample_size, /* 8 or 16-bit data samples. */
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LIN_ADDR, buff_addr
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);
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extern void hawi_get_position IPT1
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(
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HAW_POSN *, pinfo /* Pointer to audio position(time) structure */
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);
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extern void hawi_add_buffer IPT3
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(
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IU32, data_addr, /* Intel memory Pointer to wave data */
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IU32, data_size, /* Number of bytes in input data buffer */
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HAW_CALLBACK *, hawi_callback /* Callback function */
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);
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extern void hawi_start IPT0();
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extern void hawi_restart IPT0();
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extern IBOOL hawi_is_active IPT0();
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extern void hawi_close IPT0();
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extern IBOOL hawo_hardware_acquire IPT1
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(
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IUM8, device /* Output device */
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);
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extern IBOOL hawi_hardware_acquire IPT0();
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extern void hawo_hardware_realease IPT1
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(
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IUM8, device /* Output device */
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);
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extern void hawi_hardware_realease IPT0();
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extern IBOOL hawo_enable IPT0();
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extern IBOOL hawi_enable IPT0();
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extern IBOOL hawo_disable IPT0();
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extern IBOOL hawi_disable IPT0();
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extern IBOOL hawo_WEP IPT0();
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extern IBOOL hawi_WEP IPT0();
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extern void hawo_dec_int_cnt IPT1
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(
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IUM8, device /* Output device */
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);
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