175de52487
Cleaned up with scripts/clean-header-guards.pl. Signed-off-by: Markus Armbruster <armbru@redhat.com> Reviewed-by: Richard Henderson <rth@twiddle.net>
53 lines
2.2 KiB
C
53 lines
2.2 KiB
C
/*
|
|
* QEMU Mixing engine header
|
|
*
|
|
* Copyright (c) 2004-2005 Vassili Karpov (malc)
|
|
*
|
|
* Permission is hereby granted, free of charge, to any person obtaining a copy
|
|
* of this software and associated documentation files (the "Software"), to deal
|
|
* in the Software without restriction, including without limitation the rights
|
|
* to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
|
|
* copies of the Software, and to permit persons to whom the Software is
|
|
* furnished to do so, subject to the following conditions:
|
|
*
|
|
* The above copyright notice and this permission notice shall be included in
|
|
* all copies or substantial portions of the Software.
|
|
*
|
|
* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
|
|
* IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
|
|
* FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL
|
|
* THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
|
|
* LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
|
|
* OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
|
|
* THE SOFTWARE.
|
|
*/
|
|
|
|
#ifndef QEMU_MIXENG_H
|
|
#define QEMU_MIXENG_H
|
|
|
|
#ifdef FLOAT_MIXENG
|
|
typedef float mixeng_real;
|
|
struct mixeng_volume { int mute; mixeng_real r; mixeng_real l; };
|
|
struct st_sample { mixeng_real l; mixeng_real r; };
|
|
#else
|
|
struct mixeng_volume { int mute; int64_t r; int64_t l; };
|
|
struct st_sample { int64_t l; int64_t r; };
|
|
#endif
|
|
|
|
typedef void (t_sample) (struct st_sample *dst, const void *src, int samples);
|
|
typedef void (f_sample) (void *dst, const struct st_sample *src, int samples);
|
|
|
|
extern t_sample *mixeng_conv[2][2][2][3];
|
|
extern f_sample *mixeng_clip[2][2][2][3];
|
|
|
|
void *st_rate_start (int inrate, int outrate);
|
|
void st_rate_flow (void *opaque, struct st_sample *ibuf, struct st_sample *obuf,
|
|
int *isamp, int *osamp);
|
|
void st_rate_flow_mix (void *opaque, struct st_sample *ibuf, struct st_sample *obuf,
|
|
int *isamp, int *osamp);
|
|
void st_rate_stop (void *opaque);
|
|
void mixeng_clear (struct st_sample *buf, int len);
|
|
void mixeng_volume (struct st_sample *buf, int len, struct mixeng_volume *vol);
|
|
|
|
#endif /* QEMU_MIXENG_H */
|