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1 | /* SPDX-License-Identifier: GPL-2.0+ WITH Linux-syscall-note */ |
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2 | #ifndef __SOUND_SFNT_INFO_H |
3 | #define __SOUND_SFNT_INFO_H |
4 | |
5 | /* |
6 | * Patch record compatible with AWE driver on OSS |
7 | * |
8 | * Copyright (C) 1999-2000 Takashi Iwai |
9 | */ |
10 | |
11 | #include <sound/asound.h> |
12 | |
13 | /* |
14 | * patch information record |
15 | */ |
16 | |
17 | #ifdef SNDRV_BIG_ENDIAN |
18 | #define SNDRV_OSS_PATCHKEY(id) (0xfd00|id) |
19 | #else |
20 | #define SNDRV_OSS_PATCHKEY(id) ((id<<8)|0xfd) |
21 | #endif |
22 | |
23 | /* patch interface header: 16 bytes */ |
24 | struct soundfont_patch_info { |
25 | unsigned short key; /* use the key below */ |
26 | #define SNDRV_OSS_SOUNDFONT_PATCH SNDRV_OSS_PATCHKEY(0x07) |
27 | |
28 | short device_no; /* synthesizer number */ |
29 | unsigned short sf_id; /* file id (should be zero) */ |
30 | short optarg; /* optional argument */ |
31 | int len; /* data length (without this header) */ |
32 | |
33 | short type; /* patch operation type */ |
34 | #define SNDRV_SFNT_LOAD_INFO 0 /* awe_voice_rec */ |
35 | #define SNDRV_SFNT_LOAD_DATA 1 /* awe_sample_info */ |
36 | #define SNDRV_SFNT_OPEN_PATCH 2 /* awe_open_parm */ |
37 | #define SNDRV_SFNT_CLOSE_PATCH 3 /* none */ |
38 | /* 4 is obsolete */ |
39 | #define SNDRV_SFNT_REPLACE_DATA 5 /* awe_sample_info (optarg=#channels)*/ |
40 | #define SNDRV_SFNT_MAP_PRESET 6 /* awe_voice_map */ |
41 | /* 7 is not used */ |
42 | #define SNDRV_SFNT_PROBE_DATA 8 /* optarg=sample */ |
43 | #define SNDRV_SFNT_REMOVE_INFO 9 /* optarg=(bank<<8)|instr */ |
44 | |
45 | short reserved; /* word alignment data */ |
46 | |
47 | /* the actual patch data begins after this */ |
48 | }; |
49 | |
50 | |
51 | /* |
52 | * open patch |
53 | */ |
54 | |
55 | #define SNDRV_SFNT_PATCH_NAME_LEN 32 |
56 | |
57 | struct soundfont_open_parm { |
58 | unsigned short type; /* sample type */ |
59 | #define SNDRV_SFNT_PAT_TYPE_MISC 0 |
60 | #define SNDRV_SFNT_PAT_TYPE_GUS 6 |
61 | #define SNDRV_SFNT_PAT_TYPE_MAP 7 |
62 | #define SNDRV_SFNT_PAT_LOCKED 0x100 /* lock the samples */ |
63 | #define SNDRV_SFNT_PAT_SHARED 0x200 /* sample is shared */ |
64 | |
65 | short reserved; |
66 | char name[SNDRV_SFNT_PATCH_NAME_LEN]; |
67 | }; |
68 | |
69 | |
70 | /* |
71 | * raw voice information record |
72 | */ |
73 | |
74 | /* wave table envelope & effect parameters to control EMU8000 */ |
75 | struct soundfont_voice_parm { |
76 | unsigned short moddelay; /* modulation delay (0x8000) */ |
77 | unsigned short modatkhld; /* modulation attack & hold time (0x7f7f) */ |
78 | unsigned short moddcysus; /* modulation decay & sustain (0x7f7f) */ |
79 | unsigned short modrelease; /* modulation release time (0x807f) */ |
80 | short modkeyhold, modkeydecay; /* envelope change per key (not used) */ |
81 | unsigned short voldelay; /* volume delay (0x8000) */ |
82 | unsigned short volatkhld; /* volume attack & hold time (0x7f7f) */ |
83 | unsigned short voldcysus; /* volume decay & sustain (0x7f7f) */ |
84 | unsigned short volrelease; /* volume release time (0x807f) */ |
85 | short volkeyhold, volkeydecay; /* envelope change per key (not used) */ |
86 | unsigned short lfo1delay; /* LFO1 delay (0x8000) */ |
87 | unsigned short lfo2delay; /* LFO2 delay (0x8000) */ |
88 | unsigned short pefe; /* modulation pitch & cutoff (0x0000) */ |
89 | unsigned short fmmod; /* LFO1 pitch & cutoff (0x0000) */ |
90 | unsigned short tremfrq; /* LFO1 volume & freq (0x0000) */ |
91 | unsigned short fm2frq2; /* LFO2 pitch & freq (0x0000) */ |
92 | unsigned char cutoff; /* initial cutoff (0xff) */ |
93 | unsigned char filterQ; /* initial filter Q [0-15] (0x0) */ |
94 | unsigned char chorus; /* chorus send (0x00) */ |
95 | unsigned char reverb; /* reverb send (0x00) */ |
96 | unsigned short reserved[4]; /* not used */ |
97 | }; |
98 | |
99 | |
100 | /* wave table parameters: 92 bytes */ |
101 | struct soundfont_voice_info { |
102 | unsigned short sf_id; /* file id (should be zero) */ |
103 | unsigned short sample; /* sample id */ |
104 | int start, end; /* sample offset correction */ |
105 | int loopstart, loopend; /* loop offset correction */ |
106 | short rate_offset; /* sample rate pitch offset */ |
107 | unsigned short mode; /* sample mode */ |
108 | #define SNDRV_SFNT_MODE_ROMSOUND 0x8000 |
109 | #define SNDRV_SFNT_MODE_STEREO 1 |
110 | #define SNDRV_SFNT_MODE_LOOPING 2 |
111 | #define SNDRV_SFNT_MODE_NORELEASE 4 /* obsolete */ |
112 | #define SNDRV_SFNT_MODE_INIT_PARM 8 |
113 | |
114 | short root; /* midi root key */ |
115 | short tune; /* pitch tuning (in cents) */ |
116 | unsigned char low, high; /* key note range */ |
117 | unsigned char vellow, velhigh; /* velocity range */ |
118 | signed char fixkey, fixvel; /* fixed key, velocity */ |
119 | signed char pan, fixpan; /* panning, fixed panning */ |
120 | short exclusiveClass; /* exclusive class (0 = none) */ |
121 | unsigned char amplitude; /* sample volume (127 max) */ |
122 | unsigned char attenuation; /* attenuation (0.375dB) */ |
123 | short scaleTuning; /* pitch scale tuning(%), normally 100 */ |
124 | struct soundfont_voice_parm parm; /* voice envelope parameters */ |
125 | unsigned short sample_mode; /* sample mode_flag (set by driver) */ |
126 | }; |
127 | |
128 | |
129 | /* instrument info header: 4 bytes */ |
130 | struct soundfont_voice_rec_hdr { |
131 | unsigned char bank; /* midi bank number */ |
132 | unsigned char instr; /* midi preset number */ |
133 | char nvoices; /* number of voices */ |
134 | char write_mode; /* write mode; normally 0 */ |
135 | #define SNDRV_SFNT_WR_APPEND 0 /* append anyway */ |
136 | #define SNDRV_SFNT_WR_EXCLUSIVE 1 /* skip if already exists */ |
137 | #define SNDRV_SFNT_WR_REPLACE 2 /* replace if already exists */ |
138 | }; |
139 | |
140 | |
141 | /* |
142 | * sample wave information |
143 | */ |
144 | |
145 | /* wave table sample header: 32 bytes */ |
146 | struct soundfont_sample_info { |
147 | unsigned short sf_id; /* file id (should be zero) */ |
148 | unsigned short sample; /* sample id */ |
149 | int start, end; /* start & end offset */ |
150 | int loopstart, loopend; /* loop start & end offset */ |
151 | int size; /* size (0 = ROM) */ |
152 | short dummy; /* not used */ |
153 | unsigned short mode_flags; /* mode flags */ |
154 | #define SNDRV_SFNT_SAMPLE_8BITS 1 /* wave data is 8bits */ |
155 | #define SNDRV_SFNT_SAMPLE_UNSIGNED 2 /* wave data is unsigned */ |
156 | #define SNDRV_SFNT_SAMPLE_NO_BLANK 4 /* no blank loop is attached */ |
157 | #define SNDRV_SFNT_SAMPLE_SINGLESHOT 8 /* single-shot w/o loop */ |
158 | #define SNDRV_SFNT_SAMPLE_BIDIR_LOOP 16 /* bidirectional looping */ |
159 | #define SNDRV_SFNT_SAMPLE_STEREO_LEFT 32 /* stereo left sound */ |
160 | #define SNDRV_SFNT_SAMPLE_STEREO_RIGHT 64 /* stereo right sound */ |
161 | #define SNDRV_SFNT_SAMPLE_REVERSE_LOOP 128 /* reverse looping */ |
162 | unsigned int truesize; /* used memory size (set by driver) */ |
163 | }; |
164 | |
165 | |
166 | /* |
167 | * voice preset mapping (aliasing) |
168 | */ |
169 | |
170 | struct soundfont_voice_map { |
171 | int map_bank, map_instr, map_key; /* key = -1 means all keys */ |
172 | int src_bank, src_instr, src_key; |
173 | }; |
174 | |
175 | |
176 | /* |
177 | * ioctls for hwdep |
178 | */ |
179 | |
180 | #define SNDRV_EMUX_HWDEP_NAME "Emux WaveTable" |
181 | |
182 | #define SNDRV_EMUX_VERSION ((1 << 16) | (0 << 8) | 0) /* 1.0.0 */ |
183 | |
184 | struct snd_emux_misc_mode { |
185 | int port; /* -1 = all */ |
186 | int mode; |
187 | int value; |
188 | int value2; /* reserved */ |
189 | }; |
190 | |
191 | #define SNDRV_EMUX_IOCTL_VERSION _IOR('H', 0x80, unsigned int) |
192 | #define SNDRV_EMUX_IOCTL_LOAD_PATCH _IOWR('H', 0x81, struct soundfont_patch_info) |
193 | #define SNDRV_EMUX_IOCTL_RESET_SAMPLES _IO('H', 0x82) |
194 | #define SNDRV_EMUX_IOCTL_REMOVE_LAST_SAMPLES _IO('H', 0x83) |
195 | #define SNDRV_EMUX_IOCTL_MEM_AVAIL _IOW('H', 0x84, int) |
196 | #define SNDRV_EMUX_IOCTL_MISC_MODE _IOWR('H', 0x84, struct snd_emux_misc_mode) |
197 | |
198 | #endif /* __SOUND_SFNT_INFO_H */ |
199 |
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