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/*
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* QEMU FMOD audio driver
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*
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* Copyright (c) 2004-2005 Vassili Karpov (malc)
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*
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* Permission is hereby granted, free of charge, to any person obtaining a copy
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* of this software and associated documentation files (the "Software"), to deal
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* in the Software without restriction, including without limitation the rights
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* to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
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* copies of the Software, and to permit persons to whom the Software is
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* furnished to do so, subject to the following conditions:
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*
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* The above copyright notice and this permission notice shall be included in
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* all copies or substantial portions of the Software.
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*
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* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
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* IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
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* FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL
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* THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
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* LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
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* OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
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* THE SOFTWARE.
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*/
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#include <fmod.h> |
25 |
#include <fmod_errors.h> |
26 |
#include "qemu-common.h" |
27 |
#include "audio.h" |
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|
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#define AUDIO_CAP "fmod" |
30 |
#include "audio_int.h" |
31 |
|
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typedef struct FMODVoiceOut { |
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HWVoiceOut hw; |
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unsigned int old_pos; |
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FSOUND_SAMPLE *fmod_sample; |
36 |
int channel;
|
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} FMODVoiceOut; |
38 |
|
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typedef struct FMODVoiceIn { |
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HWVoiceIn hw; |
41 |
FSOUND_SAMPLE *fmod_sample; |
42 |
} FMODVoiceIn; |
43 |
|
44 |
static struct { |
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const char *drvname; |
46 |
int nb_samples;
|
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int freq;
|
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int nb_channels;
|
49 |
int bufsize;
|
50 |
int threshold;
|
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int broken_adc;
|
52 |
} conf = { |
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NULL,
|
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2048 * 2, |
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44100,
|
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2,
|
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0,
|
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0,
|
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0
|
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}; |
61 |
|
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static void GCC_FMT_ATTR (1, 2) fmod_logerr (const char *fmt, ...) |
63 |
{ |
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va_list ap; |
65 |
|
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va_start (ap, fmt); |
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AUD_vlog (AUDIO_CAP, fmt, ap); |
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va_end (ap); |
69 |
|
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AUD_log (AUDIO_CAP, "Reason: %s\n",
|
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FMOD_ErrorString (FSOUND_GetError ())); |
72 |
} |
73 |
|
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static void GCC_FMT_ATTR (2, 3) fmod_logerr2 ( |
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const char *typ, |
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const char *fmt, |
77 |
... |
78 |
) |
79 |
{ |
80 |
va_list ap; |
81 |
|
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AUD_log (AUDIO_CAP, "Could not initialize %s\n", typ);
|
83 |
|
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va_start (ap, fmt); |
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AUD_vlog (AUDIO_CAP, fmt, ap); |
86 |
va_end (ap); |
87 |
|
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AUD_log (AUDIO_CAP, "Reason: %s\n",
|
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FMOD_ErrorString (FSOUND_GetError ())); |
90 |
} |
91 |
|
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static int fmod_write (SWVoiceOut *sw, void *buf, int len) |
93 |
{ |
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return audio_pcm_sw_write (sw, buf, len);
|
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} |
96 |
|
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static void fmod_clear_sample (FMODVoiceOut *fmd) |
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{ |
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HWVoiceOut *hw = &fmd->hw; |
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int status;
|
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void *p1 = 0, *p2 = 0; |
102 |
unsigned int len1 = 0, len2 = 0; |
103 |
|
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status = FSOUND_Sample_Lock ( |
105 |
fmd->fmod_sample, |
106 |
0,
|
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hw->samples << hw->info.shift, |
108 |
&p1, |
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&p2, |
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&len1, |
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&len2 |
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); |
113 |
|
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if (!status) {
|
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fmod_logerr ("Failed to lock sample\n");
|
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return;
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} |
118 |
|
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if ((len1 & hw->info.align) || (len2 & hw->info.align)) {
|
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dolog ("Lock returned misaligned length %d, %d, alignment %d\n",
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len1, len2, hw->info.align + 1);
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goto fail;
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} |
124 |
|
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if ((len1 + len2) - (hw->samples << hw->info.shift)) {
|
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dolog ("Lock returned incomplete length %d, %d\n",
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len1 + len2, hw->samples << hw->info.shift); |
128 |
goto fail;
|
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} |
130 |
|
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audio_pcm_info_clear_buf (&hw->info, p1, hw->samples); |
132 |
|
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fail:
|
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status = FSOUND_Sample_Unlock (fmd->fmod_sample, p1, p2, len1, len2); |
135 |
if (!status) {
|
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fmod_logerr ("Failed to unlock sample\n");
|
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} |
138 |
} |
139 |
|
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static void fmod_write_sample (HWVoiceOut *hw, uint8_t *dst, int dst_len) |
141 |
{ |
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int src_len1 = dst_len;
|
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int src_len2 = 0; |
144 |
int pos = hw->rpos + dst_len;
|
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struct st_sample *src1 = hw->mix_buf + hw->rpos;
|
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struct st_sample *src2 = NULL; |
147 |
|
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if (pos > hw->samples) {
|
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src_len1 = hw->samples - hw->rpos; |
150 |
src2 = hw->mix_buf; |
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src_len2 = dst_len - src_len1; |
152 |
pos = src_len2; |
153 |
} |
154 |
|
155 |
if (src_len1) {
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hw->clip (dst, src1, src_len1); |
157 |
} |
158 |
|
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if (src_len2) {
|
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dst = advance (dst, src_len1 << hw->info.shift); |
161 |
hw->clip (dst, src2, src_len2); |
162 |
} |
163 |
|
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hw->rpos = pos % hw->samples; |
165 |
} |
166 |
|
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static int fmod_unlock_sample (FSOUND_SAMPLE *sample, void *p1, void *p2, |
168 |
unsigned int blen1, unsigned int blen2) |
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{ |
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int status = FSOUND_Sample_Unlock (sample, p1, p2, blen1, blen2);
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if (!status) {
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fmod_logerr ("Failed to unlock sample\n");
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return -1; |
174 |
} |
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return 0; |
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} |
177 |
|
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static int fmod_lock_sample ( |
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FSOUND_SAMPLE *sample, |
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struct audio_pcm_info *info,
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int pos,
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int len,
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void **p1,
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void **p2,
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unsigned int *blen1, |
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unsigned int *blen2 |
187 |
) |
188 |
{ |
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int status;
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|
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status = FSOUND_Sample_Lock ( |
192 |
sample, |
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pos << info->shift, |
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len << info->shift, |
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p1, |
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p2, |
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blen1, |
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blen2 |
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); |
200 |
|
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if (!status) {
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fmod_logerr ("Failed to lock sample\n");
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return -1; |
204 |
} |
205 |
|
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if ((*blen1 & info->align) || (*blen2 & info->align)) {
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dolog ("Lock returned misaligned length %d, %d, alignment %d\n",
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*blen1, *blen2, info->align + 1);
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|
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fmod_unlock_sample (sample, *p1, *p2, *blen1, *blen2); |
211 |
|
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*p1 = NULL - 1; |
213 |
*p2 = NULL - 1; |
214 |
*blen1 = ~0U;
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*blen2 = ~0U;
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return -1; |
217 |
} |
218 |
|
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if (!*p1 && *blen1) {
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dolog ("warning: !p1 && blen1=%d\n", *blen1);
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*blen1 = 0;
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} |
223 |
|
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if (!p2 && *blen2) {
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dolog ("warning: !p2 && blen2=%d\n", *blen2);
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*blen2 = 0;
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} |
228 |
|
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return 0; |
230 |
} |
231 |
|
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static int fmod_run_out (HWVoiceOut *hw) |
233 |
{ |
234 |
FMODVoiceOut *fmd = (FMODVoiceOut *) hw; |
235 |
int live, decr;
|
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void *p1 = 0, *p2 = 0; |
237 |
unsigned int blen1 = 0, blen2 = 0; |
238 |
unsigned int len1 = 0, len2 = 0; |
239 |
int nb_live;
|
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|
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live = audio_pcm_hw_get_live_out2 (hw, &nb_live); |
242 |
if (!live) {
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return 0; |
244 |
} |
245 |
|
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if (!hw->pending_disable
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&& nb_live |
248 |
&& (conf.threshold && live <= conf.threshold)) { |
249 |
ldebug ("live=%d nb_live=%d\n", live, nb_live);
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return 0; |
251 |
} |
252 |
|
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decr = live; |
254 |
|
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if (fmd->channel >= 0) { |
256 |
int len = decr;
|
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int old_pos = fmd->old_pos;
|
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int ppos = FSOUND_GetCurrentPosition (fmd->channel);
|
259 |
|
260 |
if (ppos == old_pos || !ppos) {
|
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return 0; |
262 |
} |
263 |
|
264 |
if ((old_pos < ppos) && ((old_pos + len) > ppos)) {
|
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len = ppos - old_pos; |
266 |
} |
267 |
else {
|
268 |
if ((old_pos > ppos) && ((old_pos + len) > (ppos + hw->samples))) {
|
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len = hw->samples - old_pos + ppos; |
270 |
} |
271 |
} |
272 |
decr = len; |
273 |
|
274 |
if (audio_bug (AUDIO_FUNC, decr < 0)) { |
275 |
dolog ("decr=%d live=%d ppos=%d old_pos=%d len=%d\n",
|
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decr, live, ppos, old_pos, len); |
277 |
return 0; |
278 |
} |
279 |
} |
280 |
|
281 |
|
282 |
if (!decr) {
|
283 |
return 0; |
284 |
} |
285 |
|
286 |
if (fmod_lock_sample (fmd->fmod_sample, &fmd->hw.info,
|
287 |
fmd->old_pos, decr, |
288 |
&p1, &p2, |
289 |
&blen1, &blen2)) { |
290 |
return 0; |
291 |
} |
292 |
|
293 |
len1 = blen1 >> hw->info.shift; |
294 |
len2 = blen2 >> hw->info.shift; |
295 |
ldebug ("%p %p %d %d %d %d\n", p1, p2, len1, len2, blen1, blen2);
|
296 |
decr = len1 + len2; |
297 |
|
298 |
if (p1 && len1) {
|
299 |
fmod_write_sample (hw, p1, len1); |
300 |
} |
301 |
|
302 |
if (p2 && len2) {
|
303 |
fmod_write_sample (hw, p2, len2); |
304 |
} |
305 |
|
306 |
fmod_unlock_sample (fmd->fmod_sample, p1, p2, blen1, blen2); |
307 |
|
308 |
fmd->old_pos = (fmd->old_pos + decr) % hw->samples; |
309 |
return decr;
|
310 |
} |
311 |
|
312 |
static int aud_to_fmodfmt (audfmt_e fmt, int stereo) |
313 |
{ |
314 |
int mode = FSOUND_LOOP_NORMAL;
|
315 |
|
316 |
switch (fmt) {
|
317 |
case AUD_FMT_S8:
|
318 |
mode |= FSOUND_SIGNED | FSOUND_8BITS; |
319 |
break;
|
320 |
|
321 |
case AUD_FMT_U8:
|
322 |
mode |= FSOUND_UNSIGNED | FSOUND_8BITS; |
323 |
break;
|
324 |
|
325 |
case AUD_FMT_S16:
|
326 |
mode |= FSOUND_SIGNED | FSOUND_16BITS; |
327 |
break;
|
328 |
|
329 |
case AUD_FMT_U16:
|
330 |
mode |= FSOUND_UNSIGNED | FSOUND_16BITS; |
331 |
break;
|
332 |
|
333 |
default:
|
334 |
dolog ("Internal logic error: Bad audio format %d\n", fmt);
|
335 |
#ifdef DEBUG_FMOD
|
336 |
abort (); |
337 |
#endif
|
338 |
mode |= FSOUND_8BITS; |
339 |
} |
340 |
mode |= stereo ? FSOUND_STEREO : FSOUND_MONO; |
341 |
return mode;
|
342 |
} |
343 |
|
344 |
static void fmod_fini_out (HWVoiceOut *hw) |
345 |
{ |
346 |
FMODVoiceOut *fmd = (FMODVoiceOut *) hw; |
347 |
|
348 |
if (fmd->fmod_sample) {
|
349 |
FSOUND_Sample_Free (fmd->fmod_sample); |
350 |
fmd->fmod_sample = 0;
|
351 |
|
352 |
if (fmd->channel >= 0) { |
353 |
FSOUND_StopSound (fmd->channel); |
354 |
} |
355 |
} |
356 |
} |
357 |
|
358 |
static int fmod_init_out (HWVoiceOut *hw, struct audsettings *as) |
359 |
{ |
360 |
int bits16, mode, channel;
|
361 |
FMODVoiceOut *fmd = (FMODVoiceOut *) hw; |
362 |
struct audsettings obt_as = *as;
|
363 |
|
364 |
mode = aud_to_fmodfmt (as->fmt, as->nchannels == 2 ? 1 : 0); |
365 |
fmd->fmod_sample = FSOUND_Sample_Alloc ( |
366 |
FSOUND_FREE, /* index */
|
367 |
conf.nb_samples, /* length */
|
368 |
mode, /* mode */
|
369 |
as->freq, /* freq */
|
370 |
255, /* volume */ |
371 |
128, /* pan */ |
372 |
255 /* priority */ |
373 |
); |
374 |
|
375 |
if (!fmd->fmod_sample) {
|
376 |
fmod_logerr2 ("DAC", "Failed to allocate FMOD sample\n"); |
377 |
return -1; |
378 |
} |
379 |
|
380 |
channel = FSOUND_PlaySoundEx (FSOUND_FREE, fmd->fmod_sample, 0, 1); |
381 |
if (channel < 0) { |
382 |
fmod_logerr2 ("DAC", "Failed to start playing sound\n"); |
383 |
FSOUND_Sample_Free (fmd->fmod_sample); |
384 |
return -1; |
385 |
} |
386 |
fmd->channel = channel; |
387 |
|
388 |
/* FMOD always operates on little endian frames? */
|
389 |
obt_as.endianness = 0;
|
390 |
audio_pcm_init_info (&hw->info, &obt_as); |
391 |
bits16 = (mode & FSOUND_16BITS) != 0;
|
392 |
hw->samples = conf.nb_samples; |
393 |
return 0; |
394 |
} |
395 |
|
396 |
static int fmod_ctl_out (HWVoiceOut *hw, int cmd, ...) |
397 |
{ |
398 |
int status;
|
399 |
FMODVoiceOut *fmd = (FMODVoiceOut *) hw; |
400 |
|
401 |
switch (cmd) {
|
402 |
case VOICE_ENABLE:
|
403 |
fmod_clear_sample (fmd); |
404 |
status = FSOUND_SetPaused (fmd->channel, 0);
|
405 |
if (!status) {
|
406 |
fmod_logerr ("Failed to resume channel %d\n", fmd->channel);
|
407 |
} |
408 |
break;
|
409 |
|
410 |
case VOICE_DISABLE:
|
411 |
status = FSOUND_SetPaused (fmd->channel, 1);
|
412 |
if (!status) {
|
413 |
fmod_logerr ("Failed to pause channel %d\n", fmd->channel);
|
414 |
} |
415 |
break;
|
416 |
} |
417 |
return 0; |
418 |
} |
419 |
|
420 |
static int fmod_init_in (HWVoiceIn *hw, struct audsettings *as) |
421 |
{ |
422 |
int bits16, mode;
|
423 |
FMODVoiceIn *fmd = (FMODVoiceIn *) hw; |
424 |
struct audsettings obt_as = *as;
|
425 |
|
426 |
if (conf.broken_adc) {
|
427 |
return -1; |
428 |
} |
429 |
|
430 |
mode = aud_to_fmodfmt (as->fmt, as->nchannels == 2 ? 1 : 0); |
431 |
fmd->fmod_sample = FSOUND_Sample_Alloc ( |
432 |
FSOUND_FREE, /* index */
|
433 |
conf.nb_samples, /* length */
|
434 |
mode, /* mode */
|
435 |
as->freq, /* freq */
|
436 |
255, /* volume */ |
437 |
128, /* pan */ |
438 |
255 /* priority */ |
439 |
); |
440 |
|
441 |
if (!fmd->fmod_sample) {
|
442 |
fmod_logerr2 ("ADC", "Failed to allocate FMOD sample\n"); |
443 |
return -1; |
444 |
} |
445 |
|
446 |
/* FMOD always operates on little endian frames? */
|
447 |
obt_as.endianness = 0;
|
448 |
audio_pcm_init_info (&hw->info, &obt_as); |
449 |
bits16 = (mode & FSOUND_16BITS) != 0;
|
450 |
hw->samples = conf.nb_samples; |
451 |
return 0; |
452 |
} |
453 |
|
454 |
static void fmod_fini_in (HWVoiceIn *hw) |
455 |
{ |
456 |
FMODVoiceIn *fmd = (FMODVoiceIn *) hw; |
457 |
|
458 |
if (fmd->fmod_sample) {
|
459 |
FSOUND_Record_Stop (); |
460 |
FSOUND_Sample_Free (fmd->fmod_sample); |
461 |
fmd->fmod_sample = 0;
|
462 |
} |
463 |
} |
464 |
|
465 |
static int fmod_run_in (HWVoiceIn *hw) |
466 |
{ |
467 |
FMODVoiceIn *fmd = (FMODVoiceIn *) hw; |
468 |
int hwshift = hw->info.shift;
|
469 |
int live, dead, new_pos, len;
|
470 |
unsigned int blen1 = 0, blen2 = 0; |
471 |
unsigned int len1, len2; |
472 |
unsigned int decr; |
473 |
void *p1, *p2;
|
474 |
|
475 |
live = audio_pcm_hw_get_live_in (hw); |
476 |
dead = hw->samples - live; |
477 |
if (!dead) {
|
478 |
return 0; |
479 |
} |
480 |
|
481 |
new_pos = FSOUND_Record_GetPosition (); |
482 |
if (new_pos < 0) { |
483 |
fmod_logerr ("Could not get recording position\n");
|
484 |
return 0; |
485 |
} |
486 |
|
487 |
len = audio_ring_dist (new_pos, hw->wpos, hw->samples); |
488 |
if (!len) {
|
489 |
return 0; |
490 |
} |
491 |
len = audio_MIN (len, dead); |
492 |
|
493 |
if (fmod_lock_sample (fmd->fmod_sample, &fmd->hw.info,
|
494 |
hw->wpos, len, |
495 |
&p1, &p2, |
496 |
&blen1, &blen2)) { |
497 |
return 0; |
498 |
} |
499 |
|
500 |
len1 = blen1 >> hwshift; |
501 |
len2 = blen2 >> hwshift; |
502 |
decr = len1 + len2; |
503 |
|
504 |
if (p1 && blen1) {
|
505 |
hw->conv (hw->conv_buf + hw->wpos, p1, len1, &nominal_volume); |
506 |
} |
507 |
if (p2 && len2) {
|
508 |
hw->conv (hw->conv_buf, p2, len2, &nominal_volume); |
509 |
} |
510 |
|
511 |
fmod_unlock_sample (fmd->fmod_sample, p1, p2, blen1, blen2); |
512 |
hw->wpos = (hw->wpos + decr) % hw->samples; |
513 |
return decr;
|
514 |
} |
515 |
|
516 |
static struct { |
517 |
const char *name; |
518 |
int type;
|
519 |
} drvtab[] = { |
520 |
{"none", FSOUND_OUTPUT_NOSOUND},
|
521 |
#ifdef _WIN32
|
522 |
{"winmm", FSOUND_OUTPUT_WINMM},
|
523 |
{"dsound", FSOUND_OUTPUT_DSOUND},
|
524 |
{"a3d", FSOUND_OUTPUT_A3D},
|
525 |
{"asio", FSOUND_OUTPUT_ASIO},
|
526 |
#endif
|
527 |
#ifdef __linux__
|
528 |
{"oss", FSOUND_OUTPUT_OSS},
|
529 |
{"alsa", FSOUND_OUTPUT_ALSA},
|
530 |
{"esd", FSOUND_OUTPUT_ESD},
|
531 |
#endif
|
532 |
#ifdef __APPLE__
|
533 |
{"mac", FSOUND_OUTPUT_MAC},
|
534 |
#endif
|
535 |
#if 0
|
536 |
{"xbox", FSOUND_OUTPUT_XBOX},
|
537 |
{"ps2", FSOUND_OUTPUT_PS2},
|
538 |
{"gcube", FSOUND_OUTPUT_GC},
|
539 |
#endif
|
540 |
{"none-realtime", FSOUND_OUTPUT_NOSOUND_NONREALTIME}
|
541 |
}; |
542 |
|
543 |
static void *fmod_audio_init (void) |
544 |
{ |
545 |
size_t i; |
546 |
double ver;
|
547 |
int status;
|
548 |
int output_type = -1; |
549 |
const char *drv = conf.drvname; |
550 |
|
551 |
ver = FSOUND_GetVersion (); |
552 |
if (ver < FMOD_VERSION) {
|
553 |
dolog ("Wrong FMOD version %f, need at least %f\n", ver, FMOD_VERSION);
|
554 |
return NULL; |
555 |
} |
556 |
|
557 |
#ifdef __linux__
|
558 |
if (ver < 3.75) { |
559 |
dolog ("FMOD before 3.75 has bug preventing ADC from working\n"
|
560 |
"ADC will be disabled.\n");
|
561 |
conf.broken_adc = 1;
|
562 |
} |
563 |
#endif
|
564 |
|
565 |
if (drv) {
|
566 |
int found = 0; |
567 |
for (i = 0; i < ARRAY_SIZE (drvtab); i++) { |
568 |
if (!strcmp (drv, drvtab[i].name)) {
|
569 |
output_type = drvtab[i].type; |
570 |
found = 1;
|
571 |
break;
|
572 |
} |
573 |
} |
574 |
if (!found) {
|
575 |
dolog ("Unknown FMOD driver `%s'\n", drv);
|
576 |
dolog ("Valid drivers:\n");
|
577 |
for (i = 0; i < ARRAY_SIZE (drvtab); i++) { |
578 |
dolog (" %s\n", drvtab[i].name);
|
579 |
} |
580 |
} |
581 |
} |
582 |
|
583 |
if (output_type != -1) { |
584 |
status = FSOUND_SetOutput (output_type); |
585 |
if (!status) {
|
586 |
fmod_logerr ("FSOUND_SetOutput(%d) failed\n", output_type);
|
587 |
return NULL; |
588 |
} |
589 |
} |
590 |
|
591 |
if (conf.bufsize) {
|
592 |
status = FSOUND_SetBufferSize (conf.bufsize); |
593 |
if (!status) {
|
594 |
fmod_logerr ("FSOUND_SetBufferSize (%d) failed\n", conf.bufsize);
|
595 |
} |
596 |
} |
597 |
|
598 |
status = FSOUND_Init (conf.freq, conf.nb_channels, 0);
|
599 |
if (!status) {
|
600 |
fmod_logerr ("FSOUND_Init failed\n");
|
601 |
return NULL; |
602 |
} |
603 |
|
604 |
return &conf;
|
605 |
} |
606 |
|
607 |
static int fmod_read (SWVoiceIn *sw, void *buf, int size) |
608 |
{ |
609 |
return audio_pcm_sw_read (sw, buf, size);
|
610 |
} |
611 |
|
612 |
static int fmod_ctl_in (HWVoiceIn *hw, int cmd, ...) |
613 |
{ |
614 |
int status;
|
615 |
FMODVoiceIn *fmd = (FMODVoiceIn *) hw; |
616 |
|
617 |
switch (cmd) {
|
618 |
case VOICE_ENABLE:
|
619 |
status = FSOUND_Record_StartSample (fmd->fmod_sample, 1);
|
620 |
if (!status) {
|
621 |
fmod_logerr ("Failed to start recording\n");
|
622 |
} |
623 |
break;
|
624 |
|
625 |
case VOICE_DISABLE:
|
626 |
status = FSOUND_Record_Stop (); |
627 |
if (!status) {
|
628 |
fmod_logerr ("Failed to stop recording\n");
|
629 |
} |
630 |
break;
|
631 |
} |
632 |
return 0; |
633 |
} |
634 |
|
635 |
static void fmod_audio_fini (void *opaque) |
636 |
{ |
637 |
(void) opaque;
|
638 |
FSOUND_Close (); |
639 |
} |
640 |
|
641 |
static struct audio_option fmod_options[] = { |
642 |
{"DRV", AUD_OPT_STR, &conf.drvname,
|
643 |
"FMOD driver", NULL, 0}, |
644 |
{"FREQ", AUD_OPT_INT, &conf.freq,
|
645 |
"Default frequency", NULL, 0}, |
646 |
{"SAMPLES", AUD_OPT_INT, &conf.nb_samples,
|
647 |
"Buffer size in samples", NULL, 0}, |
648 |
{"CHANNELS", AUD_OPT_INT, &conf.nb_channels,
|
649 |
"Number of default channels (1 - mono, 2 - stereo)", NULL, 0}, |
650 |
{"BUFSIZE", AUD_OPT_INT, &conf.bufsize,
|
651 |
"(undocumented)", NULL, 0}, |
652 |
#if 0
|
653 |
{"THRESHOLD", AUD_OPT_INT, &conf.threshold,
|
654 |
"(undocumented)"},
|
655 |
#endif
|
656 |
|
657 |
{NULL, 0, NULL, NULL, NULL, 0} |
658 |
}; |
659 |
|
660 |
static struct audio_pcm_ops fmod_pcm_ops = { |
661 |
fmod_init_out, |
662 |
fmod_fini_out, |
663 |
fmod_run_out, |
664 |
fmod_write, |
665 |
fmod_ctl_out, |
666 |
|
667 |
fmod_init_in, |
668 |
fmod_fini_in, |
669 |
fmod_run_in, |
670 |
fmod_read, |
671 |
fmod_ctl_in |
672 |
}; |
673 |
|
674 |
struct audio_driver fmod_audio_driver = {
|
675 |
INIT_FIELD (name = ) "fmod",
|
676 |
INIT_FIELD (descr = ) "FMOD 3.xx http://www.fmod.org",
|
677 |
INIT_FIELD (options = ) fmod_options, |
678 |
INIT_FIELD (init = ) fmod_audio_init, |
679 |
INIT_FIELD (fini = ) fmod_audio_fini, |
680 |
INIT_FIELD (pcm_ops = ) &fmod_pcm_ops, |
681 |
INIT_FIELD (can_be_default = ) 1,
|
682 |
INIT_FIELD (max_voices_out = ) INT_MAX, |
683 |
INIT_FIELD (max_voices_in = ) INT_MAX, |
684 |
INIT_FIELD (voice_size_out = ) sizeof (FMODVoiceOut),
|
685 |
INIT_FIELD (voice_size_in = ) sizeof (FMODVoiceIn)
|
686 |
}; |