--- /dev/null
+/* 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
+ *
+ * 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+ /* 4 is obsolete */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 */
projects / cross.git / blobdiff