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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
/*
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* QEMU Mixing engine header
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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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#ifndef QEMU_MIXENG_H
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#define QEMU_MIXENG_H
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#ifdef FLOAT_MIXENG
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typedef float mixeng_real;
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struct mixeng_volume { int mute; mixeng_real r; mixeng_real l; };
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struct st_sample { mixeng_real l; mixeng_real r; };
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#else
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struct mixeng_volume { int mute; int64_t r; int64_t l; };
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struct st_sample { int64_t l; int64_t r; };
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#endif
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typedef void (t_sample) (struct st_sample *dst, const void *src, int samples);
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typedef void (f_sample) (void *dst, const struct st_sample *src, int samples);
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extern t_sample *mixeng_conv[2][2][2][3];
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extern f_sample *mixeng_clip[2][2][2][3];
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void *st_rate_start (int inrate, int outrate);
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void st_rate_flow (void *opaque, struct st_sample *ibuf, struct st_sample *obuf,
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int *isamp, int *osamp);
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void st_rate_flow_mix (void *opaque, struct st_sample *ibuf, struct st_sample *obuf,
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int *isamp, int *osamp);
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void st_rate_stop (void *opaque);
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void mixeng_clear (struct st_sample *buf, int len);
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void mixeng_volume (struct st_sample *buf, int len, struct mixeng_volume *vol);
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#endif /* QEMU_MIXENG_H */
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