1*85571bc7Sbellard /* 2*85571bc7Sbellard * QEMU Mixing engine header 3*85571bc7Sbellard * 4*85571bc7Sbellard * Copyright (c) 2004 Vassili Karpov (malc) 5*85571bc7Sbellard * 6*85571bc7Sbellard * Permission is hereby granted, free of charge, to any person obtaining a copy 7*85571bc7Sbellard * of this software and associated documentation files (the "Software"), to deal 8*85571bc7Sbellard * in the Software without restriction, including without limitation the rights 9*85571bc7Sbellard * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell 10*85571bc7Sbellard * copies of the Software, and to permit persons to whom the Software is 11*85571bc7Sbellard * furnished to do so, subject to the following conditions: 12*85571bc7Sbellard * 13*85571bc7Sbellard * The above copyright notice and this permission notice shall be included in 14*85571bc7Sbellard * all copies or substantial portions of the Software. 15*85571bc7Sbellard * 16*85571bc7Sbellard * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR 17*85571bc7Sbellard * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, 18*85571bc7Sbellard * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL 19*85571bc7Sbellard * THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER 20*85571bc7Sbellard * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, 21*85571bc7Sbellard * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN 22*85571bc7Sbellard * THE SOFTWARE. 23*85571bc7Sbellard */ 24*85571bc7Sbellard #ifndef QEMU_MIXENG_H 25*85571bc7Sbellard #define QEMU_MIXENG_H 26*85571bc7Sbellard 27*85571bc7Sbellard typedef void (t_sample) (void *dst, const void *src, int samples); 28*85571bc7Sbellard typedef void (f_sample) (void *dst, const void *src, int samples); 29*85571bc7Sbellard typedef struct { int64_t l; int64_t r; } st_sample_t; 30*85571bc7Sbellard 31*85571bc7Sbellard extern t_sample *mixeng_conv[2][2][2]; 32*85571bc7Sbellard extern f_sample *mixeng_clip[2][2][2]; 33*85571bc7Sbellard 34*85571bc7Sbellard void *st_rate_start (int inrate, int outrate); 35*85571bc7Sbellard void st_rate_flow (void *opaque, st_sample_t *ibuf, st_sample_t *obuf, 36*85571bc7Sbellard int *isamp, int *osamp); 37*85571bc7Sbellard void st_rate_stop (void *opaque); 38*85571bc7Sbellard 39*85571bc7Sbellard #endif /* mixeng.h */ 40