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Edit File : sfnt_info.h \| Size : 6.60 KB
/* SPDX-License-Identifier: GPL-2.0+ WITH Linux-syscall-note / #ifndef __SOUND_SFNT_INFO_H #define __SOUND_SFNT_INFO_H / * Patch record compatible with AWE driver on OSS * * Copyright (C) 1999-2000 Takashi Iwai / #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1 / awe_sample_info / #define SNDRV_SFNT_OPEN_PATCH 2 / awe_open_parm / #define SNDRV_SFNT_CLOSE_PATCH 3 / none / / 4 is obsolete / #define SNDRV_SFNT_REPLACE_DATA 5 / awe_sample_info (optarg=#channels)/ #define SNDRV_SFNT_MAP_PRESET 6 / awe_voice_map / / 7 is not used / #define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 */ Back

Edit File : sfnt_info.h | Size : 6.60 KB

/* SPDX-License-Identifier: GPL-2.0+ WITH Linux-syscall-note */
#ifndef __SOUND_SFNT_INFO_H
#define __SOUND_SFNT_INFO_H

/*
 *  Patch record compatible with AWE driver on OSS
 *
 *  Copyright (C) 1999-2000 Takashi Iwai
 */

#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 */

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