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213 lines
7.3 KiB
213 lines
7.3 KiB
/* SPDX-License-Identifier: GPL-2.0+ WITH Linux-syscall-note */ |
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#ifndef __SOUND_SFNT_INFO_H |
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#define __SOUND_SFNT_INFO_H |
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/* |
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* Patch record compatible with AWE driver on OSS |
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* |
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* Copyright (C) 1999-2000 Takashi Iwai |
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* |
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* This program is free software; you can redistribute it and/or modify |
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* it under the terms of the GNU General Public License as published by |
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* the Free Software Foundation; either version 2 of the License, or |
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* (at your option) any later version. |
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* |
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* This program is distributed in the hope that it will be useful, |
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* but WITHOUT ANY WARRANTY; without even the implied warranty of |
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the |
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* GNU General Public License for more details. |
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* |
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* You should have received a copy of the GNU General Public License |
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* along with this program; if not, write to the Free Software |
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* Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA |
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* |
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*/ |
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#include <sound/asound.h> |
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/* |
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* patch information record |
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*/ |
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#ifdef SNDRV_BIG_ENDIAN |
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#define SNDRV_OSS_PATCHKEY(id) (0xfd00|id) |
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#else |
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#define SNDRV_OSS_PATCHKEY(id) ((id<<8)|0xfd) |
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#endif |
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/* patch interface header: 16 bytes */ |
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struct soundfont_patch_info { |
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unsigned short key; /* use the key below */ |
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#define SNDRV_OSS_SOUNDFONT_PATCH SNDRV_OSS_PATCHKEY(0x07) |
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short device_no; /* synthesizer number */ |
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unsigned short sf_id; /* file id (should be zero) */ |
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short optarg; /* optional argument */ |
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int len; /* data length (without this header) */ |
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short type; /* patch operation type */ |
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#define SNDRV_SFNT_LOAD_INFO 0 /* awe_voice_rec */ |
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#define SNDRV_SFNT_LOAD_DATA 1 /* awe_sample_info */ |
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#define SNDRV_SFNT_OPEN_PATCH 2 /* awe_open_parm */ |
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#define SNDRV_SFNT_CLOSE_PATCH 3 /* none */ |
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/* 4 is obsolete */ |
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#define SNDRV_SFNT_REPLACE_DATA 5 /* awe_sample_info (optarg=#channels)*/ |
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#define SNDRV_SFNT_MAP_PRESET 6 /* awe_voice_map */ |
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/* 7 is not used */ |
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#define SNDRV_SFNT_PROBE_DATA 8 /* optarg=sample */ |
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#define SNDRV_SFNT_REMOVE_INFO 9 /* optarg=(bank<<8)|instr */ |
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short reserved; /* word alignment data */ |
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/* the actual patch data begins after this */ |
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}; |
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/* |
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* open patch |
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*/ |
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#define SNDRV_SFNT_PATCH_NAME_LEN 32 |
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struct soundfont_open_parm { |
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unsigned short type; /* sample type */ |
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#define SNDRV_SFNT_PAT_TYPE_MISC 0 |
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#define SNDRV_SFNT_PAT_TYPE_GUS 6 |
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#define SNDRV_SFNT_PAT_TYPE_MAP 7 |
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#define SNDRV_SFNT_PAT_LOCKED 0x100 /* lock the samples */ |
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#define SNDRV_SFNT_PAT_SHARED 0x200 /* sample is shared */ |
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short reserved; |
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char name[SNDRV_SFNT_PATCH_NAME_LEN]; |
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}; |
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/* |
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* raw voice information record |
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*/ |
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/* wave table envelope & effect parameters to control EMU8000 */ |
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struct soundfont_voice_parm { |
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unsigned short moddelay; /* modulation delay (0x8000) */ |
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unsigned short modatkhld; /* modulation attack & hold time (0x7f7f) */ |
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unsigned short moddcysus; /* modulation decay & sustain (0x7f7f) */ |
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unsigned short modrelease; /* modulation release time (0x807f) */ |
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short modkeyhold, modkeydecay; /* envelope change per key (not used) */ |
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unsigned short voldelay; /* volume delay (0x8000) */ |
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unsigned short volatkhld; /* volume attack & hold time (0x7f7f) */ |
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unsigned short voldcysus; /* volume decay & sustain (0x7f7f) */ |
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unsigned short volrelease; /* volume release time (0x807f) */ |
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short volkeyhold, volkeydecay; /* envelope change per key (not used) */ |
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unsigned short lfo1delay; /* LFO1 delay (0x8000) */ |
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unsigned short lfo2delay; /* LFO2 delay (0x8000) */ |
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unsigned short pefe; /* modulation pitch & cutoff (0x0000) */ |
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unsigned short fmmod; /* LFO1 pitch & cutoff (0x0000) */ |
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unsigned short tremfrq; /* LFO1 volume & freq (0x0000) */ |
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unsigned short fm2frq2; /* LFO2 pitch & freq (0x0000) */ |
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unsigned char cutoff; /* initial cutoff (0xff) */ |
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unsigned char filterQ; /* initial filter Q [0-15] (0x0) */ |
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unsigned char chorus; /* chorus send (0x00) */ |
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unsigned char reverb; /* reverb send (0x00) */ |
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unsigned short reserved[4]; /* not used */ |
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}; |
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/* wave table parameters: 92 bytes */ |
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struct soundfont_voice_info { |
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unsigned short sf_id; /* file id (should be zero) */ |
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unsigned short sample; /* sample id */ |
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int start, end; /* sample offset correction */ |
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int loopstart, loopend; /* loop offset correction */ |
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short rate_offset; /* sample rate pitch offset */ |
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unsigned short mode; /* sample mode */ |
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#define SNDRV_SFNT_MODE_ROMSOUND 0x8000 |
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#define SNDRV_SFNT_MODE_STEREO 1 |
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#define SNDRV_SFNT_MODE_LOOPING 2 |
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#define SNDRV_SFNT_MODE_NORELEASE 4 /* obsolete */ |
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#define SNDRV_SFNT_MODE_INIT_PARM 8 |
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short root; /* midi root key */ |
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short tune; /* pitch tuning (in cents) */ |
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unsigned char low, high; /* key note range */ |
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unsigned char vellow, velhigh; /* velocity range */ |
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signed char fixkey, fixvel; /* fixed key, velocity */ |
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signed char pan, fixpan; /* panning, fixed panning */ |
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short exclusiveClass; /* exclusive class (0 = none) */ |
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unsigned char amplitude; /* sample volume (127 max) */ |
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unsigned char attenuation; /* attenuation (0.375dB) */ |
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short scaleTuning; /* pitch scale tuning(%), normally 100 */ |
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struct soundfont_voice_parm parm; /* voice envelope parameters */ |
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unsigned short sample_mode; /* sample mode_flag (set by driver) */ |
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}; |
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/* instrument info header: 4 bytes */ |
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struct soundfont_voice_rec_hdr { |
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unsigned char bank; /* midi bank number */ |
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unsigned char instr; /* midi preset number */ |
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char nvoices; /* number of voices */ |
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char write_mode; /* write mode; normally 0 */ |
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#define SNDRV_SFNT_WR_APPEND 0 /* append anyway */ |
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#define SNDRV_SFNT_WR_EXCLUSIVE 1 /* skip if already exists */ |
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#define SNDRV_SFNT_WR_REPLACE 2 /* replace if already exists */ |
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}; |
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/* |
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* sample wave information |
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*/ |
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/* wave table sample header: 32 bytes */ |
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struct soundfont_sample_info { |
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unsigned short sf_id; /* file id (should be zero) */ |
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unsigned short sample; /* sample id */ |
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int start, end; /* start & end offset */ |
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int loopstart, loopend; /* loop start & end offset */ |
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int size; /* size (0 = ROM) */ |
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short dummy; /* not used */ |
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unsigned short mode_flags; /* mode flags */ |
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#define SNDRV_SFNT_SAMPLE_8BITS 1 /* wave data is 8bits */ |
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#define SNDRV_SFNT_SAMPLE_UNSIGNED 2 /* wave data is unsigned */ |
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#define SNDRV_SFNT_SAMPLE_NO_BLANK 4 /* no blank loop is attached */ |
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#define SNDRV_SFNT_SAMPLE_SINGLESHOT 8 /* single-shot w/o loop */ |
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#define SNDRV_SFNT_SAMPLE_BIDIR_LOOP 16 /* bidirectional looping */ |
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#define SNDRV_SFNT_SAMPLE_STEREO_LEFT 32 /* stereo left sound */ |
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#define SNDRV_SFNT_SAMPLE_STEREO_RIGHT 64 /* stereo right sound */ |
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#define SNDRV_SFNT_SAMPLE_REVERSE_LOOP 128 /* reverse looping */ |
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unsigned int truesize; /* used memory size (set by driver) */ |
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}; |
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/* |
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* voice preset mapping (aliasing) |
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*/ |
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struct soundfont_voice_map { |
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int map_bank, map_instr, map_key; /* key = -1 means all keys */ |
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int src_bank, src_instr, src_key; |
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}; |
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/* |
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* ioctls for hwdep |
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*/ |
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#define SNDRV_EMUX_HWDEP_NAME "Emux WaveTable" |
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#define SNDRV_EMUX_VERSION ((1 << 16) | (0 << 8) | 0) /* 1.0.0 */ |
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struct snd_emux_misc_mode { |
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int port; /* -1 = all */ |
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int mode; |
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int value; |
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int value2; /* reserved */ |
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}; |
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#define SNDRV_EMUX_IOCTL_VERSION _IOR('H', 0x80, unsigned int) |
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#define SNDRV_EMUX_IOCTL_LOAD_PATCH _IOWR('H', 0x81, struct soundfont_patch_info) |
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#define SNDRV_EMUX_IOCTL_RESET_SAMPLES _IO('H', 0x82) |
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#define SNDRV_EMUX_IOCTL_REMOVE_LAST_SAMPLES _IO('H', 0x83) |
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#define SNDRV_EMUX_IOCTL_MEM_AVAIL _IOW('H', 0x84, int) |
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#define SNDRV_EMUX_IOCTL_MISC_MODE _IOWR('H', 0x84, struct snd_emux_misc_mode) |
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#endif /* __SOUND_SFNT_INFO_H */
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