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#ifndef __SOUND_SFNT_INFO_H
#define __SOUND_SFNT_INFO_H
/*
* Patch record compatible with AWE driver on OSS
*
* Copyright (C) 1999-2000 Takashi Iwai
*
* 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
*
*/
#include <sound/asound.h>
/*
* patch information record
*/
#ifdef SNDRV_BIG_ENDIAN
#define SNDRV_OSS_PATCHKEY(id) (0xfd00|id)
#else
#define SNDRV_OSS_PATCHKEY(id) ((id<<8)|0xfd)
#endif
/* patch interface header: 16 bytes */
struct soundfont_patch_info {
unsigned short key; /* use the key below */
#define SNDRV_OSS_SOUNDFONT_PATCH SNDRV_OSS_PATCHKEY(0x07)
short device_no; /* synthesizer number */
unsigned short sf_id; /* file id (should be zero) */
short optarg; /* optional argument */
int len; /* data length (without this header) */
short type; /* patch operation type */
#define SNDRV_SFNT_LOAD_INFO 0 /* awe_voice_rec */
#define SNDRV_SFNT_LOAD_DATA 1 /* awe_sample_info */
#define SNDRV_SFNT_OPEN_PATCH 2 /* awe_open_parm */
#define SNDRV_SFNT_CLOSE_PATCH 3 /* none */
/* 4 is obsolete */
#define SNDRV_SFNT_REPLACE_DATA 5 /* awe_sample_info (optarg=#channels)*/
#define SNDRV_SFNT_MAP_PRESET 6 /* awe_voice_map */
/* 7 is not used */
#define SNDRV_SFNT_PROBE_DATA 8 /* optarg=sample */
#define SNDRV_SFNT_REMOVE_INFO 9 /* optarg=(bank<<8)|instr */
short reserved; /* word alignment data */
/* the actual patch data begins after this */
};
/*
* open patch
*/
#define SNDRV_SFNT_PATCH_NAME_LEN 32
struct soundfont_open_parm {
unsigned short type; /* sample type */
#define SNDRV_SFNT_PAT_TYPE_MISC 0
#define SNDRV_SFNT_PAT_TYPE_GUS 6
#define SNDRV_SFNT_PAT_TYPE_MAP 7
#define SNDRV_SFNT_PAT_LOCKED 0x100 /* lock the samples */
#define SNDRV_SFNT_PAT_SHARED 0x200 /* sample is shared */
short reserved;
char name[SNDRV_SFNT_PATCH_NAME_LEN];
};
/*
* raw voice information record
*/
/* wave table envelope & effect parameters to control EMU8000 */
struct soundfont_voice_parm {
unsigned short moddelay; /* modulation delay (0x8000) */
unsigned short modatkhld; /* modulation attack & hold time (0x7f7f) */
unsigned short moddcysus; /* modulation decay & sustain (0x7f7f) */
unsigned short modrelease; /* modulation release time (0x807f) */
short modkeyhold, modkeydecay; /* envelope change per key (not used) */
unsigned short voldelay; /* volume delay (0x8000) */
unsigned short volatkhld; /* volume attack & hold time (0x7f7f) */
unsigned short voldcysus; /* volume decay & sustain (0x7f7f) */
unsigned short volrelease; /* volume release time (0x807f) */
short volkeyhold, volkeydecay; /* envelope change per key (not used) */
unsigned short lfo1delay; /* LFO1 delay (0x8000) */
unsigned short lfo2delay; /* LFO2 delay (0x8000) */
unsigned short pefe; /* modulation pitch & cutoff (0x0000) */
unsigned short fmmod; /* LFO1 pitch & cutoff (0x0000) */
unsigned short tremfrq; /* LFO1 volume & freq (0x0000) */
unsigned short fm2frq2; /* LFO2 pitch & freq (0x0000) */
unsigned char cutoff; /* initial cutoff (0xff) */
unsigned char filterQ; /* initial filter Q [0-15] (0x0) */
unsigned char chorus; /* chorus send (0x00) */
unsigned char reverb; /* reverb send (0x00) */
unsigned short reserved[4]; /* not used */
};
/* wave table parameters: 92 bytes */
struct soundfont_voice_info {
unsigned short sf_id; /* file id (should be zero) */
unsigned short sample; /* sample id */
int start, end; /* sample offset correction */
int loopstart, loopend; /* loop offset correction */
short rate_offset; /* sample rate pitch offset */
unsigned short mode; /* sample mode */
#define SNDRV_SFNT_MODE_ROMSOUND 0x8000
#define SNDRV_SFNT_MODE_STEREO 1
#define SNDRV_SFNT_MODE_LOOPING 2
#define SNDRV_SFNT_MODE_NORELEASE 4 /* obsolete */
#define SNDRV_SFNT_MODE_INIT_PARM 8
short root; /* midi root key */
short tune; /* pitch tuning (in cents) */
unsigned char low, high; /* key note range */
unsigned char vellow, velhigh; /* velocity range */
signed char fixkey, fixvel; /* fixed key, velocity */
signed char pan, fixpan; /* panning, fixed panning */
short exclusiveClass; /* exclusive class (0 = none) */
unsigned char amplitude; /* sample volume (127 max) */
unsigned char attenuation; /* attenuation (0.375dB) */
short scaleTuning; /* pitch scale tuning(%), normally 100 */
struct soundfont_voice_parm parm; /* voice envelope parameters */
unsigned short sample_mode; /* sample mode_flag (set by driver) */
};
/* instrument info header: 4 bytes */
struct soundfont_voice_rec_hdr {
unsigned char bank; /* midi bank number */
unsigned char instr; /* midi preset number */
char nvoices; /* number of voices */
char write_mode; /* write mode; normally 0 */
#define SNDRV_SFNT_WR_APPEND 0 /* append anyway */
#define SNDRV_SFNT_WR_EXCLUSIVE 1 /* skip if already exists */
#define SNDRV_SFNT_WR_REPLACE 2 /* replace if already exists */
};
/*
* sample wave information
*/
/* wave table sample header: 32 bytes */
struct soundfont_sample_info {
unsigned short sf_id; /* file id (should be zero) */
unsigned short sample; /* sample id */
int start, end; /* start & end offset */
int loopstart, loopend; /* loop start & end offset */
int size; /* size (0 = ROM) */
short dummy; /* not used */
unsigned short mode_flags; /* mode flags */
#define SNDRV_SFNT_SAMPLE_8BITS 1 /* wave data is 8bits */
#define SNDRV_SFNT_SAMPLE_UNSIGNED 2 /* wave data is unsigned */
#define SNDRV_SFNT_SAMPLE_NO_BLANK 4 /* no blank loop is attached */
#define SNDRV_SFNT_SAMPLE_SINGLESHOT 8 /* single-shot w/o loop */
#define SNDRV_SFNT_SAMPLE_BIDIR_LOOP 16 /* bidirectional looping */
#define SNDRV_SFNT_SAMPLE_STEREO_LEFT 32 /* stereo left sound */
#define SNDRV_SFNT_SAMPLE_STEREO_RIGHT 64 /* stereo right sound */
#define SNDRV_SFNT_SAMPLE_REVERSE_LOOP 128 /* reverse looping */
unsigned int truesize; /* used memory size (set by driver) */
};
/*
* voice preset mapping (aliasing)
*/
struct soundfont_voice_map {
int map_bank, map_instr, map_key; /* key = -1 means all keys */
int src_bank, src_instr, src_key;
};
/*
* ioctls for hwdep
*/
#define SNDRV_EMUX_HWDEP_NAME "Emux WaveTable"
#define SNDRV_EMUX_VERSION ((1 << 16) | (0 << 8) | 0) /* 1.0.0 */
struct snd_emux_misc_mode {
int port; /* -1 = all */
int mode;
int value;
int value2; /* reserved */
};
#define SNDRV_EMUX_IOCTL_VERSION _IOR('H', 0x80, unsigned int)
#define SNDRV_EMUX_IOCTL_LOAD_PATCH _IOWR('H', 0x81, struct soundfont_patch_info)
#define SNDRV_EMUX_IOCTL_RESET_SAMPLES _IO('H', 0x82)
#define SNDRV_EMUX_IOCTL_REMOVE_LAST_SAMPLES _IO('H', 0x83)
#define SNDRV_EMUX_IOCTL_MEM_AVAIL _IOW('H', 0x84, int)
#define SNDRV_EMUX_IOCTL_MISC_MODE _IOWR('H', 0x84, struct snd_emux_misc_mode)
#endif /* __SOUND_SFNT_INFO_H */