diff options
Diffstat (limited to 'libopus/tests/test_opus_common.h')
-rw-r--r-- | libopus/tests/test_opus_common.h | 82 |
1 files changed, 82 insertions, 0 deletions
diff --git a/libopus/tests/test_opus_common.h b/libopus/tests/test_opus_common.h new file mode 100644 index 0000000..235cf1c --- /dev/null +++ b/libopus/tests/test_opus_common.h @@ -0,0 +1,82 @@ +/* Copyright (c) 2011 Xiph.Org Foundation + Written by Gregory Maxwell */ +/* + Redistribution and use in source and binary forms, with or without + modification, are permitted provided that the following conditions + are met: + + - Redistributions of source code must retain the above copyright + notice, this list of conditions and the following disclaimer. + + - Redistributions in binary form must reproduce the above copyright + notice, this list of conditions and the following disclaimer in the + documentation and/or other materials provided with the distribution. + + THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS + ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT + LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR + A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER + OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, + EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, + PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR + PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF + LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING + NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS + SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. +*/ + +static OPUS_INLINE void deb2_impl(unsigned char *_t,unsigned char **_p,int _k,int _x,int _y) +{ + int i; + if(_x>2){ + if(_y<3)for(i=0;i<_y;i++)*(--*_p)=_t[i+1]; + }else{ + _t[_x]=_t[_x-_y]; + deb2_impl(_t,_p,_k,_x+1,_y); + for(i=_t[_x-_y]+1;i<_k;i++){ + _t[_x]=i; + deb2_impl(_t,_p,_k,_x+1,_x); + } + } +} + +/*Generates a De Bruijn sequence (k,2) with length k^2*/ +static OPUS_INLINE void debruijn2(int _k, unsigned char *_res) +{ + unsigned char *p; + unsigned char *t; + t=malloc(sizeof(unsigned char)*_k*2); + memset(t,0,sizeof(unsigned char)*_k*2); + p=&_res[_k*_k]; + deb2_impl(t,&p,_k,1,1); + free(t); +} + +/*MWC RNG of George Marsaglia*/ +static opus_uint32 Rz, Rw; +static OPUS_INLINE opus_uint32 fast_rand(void) +{ + Rz=36969*(Rz&65535)+(Rz>>16); + Rw=18000*(Rw&65535)+(Rw>>16); + return (Rz<<16)+Rw; +} +static opus_uint32 iseed; + +#ifdef __GNUC__ +__attribute__((noreturn)) +#elif defined(_MSC_VER) +__declspec(noreturn) +#endif +static OPUS_INLINE void _test_failed(const char *file, int line) +{ + fprintf(stderr,"\n ***************************************************\n"); + fprintf(stderr," *** A fatal error was detected. ***\n"); + fprintf(stderr," ***************************************************\n"); + fprintf(stderr,"Please report this failure and include\n"); + fprintf(stderr,"'make check SEED=%u fails %s at line %d for %s'\n",iseed,file,line,opus_get_version_string()); + fprintf(stderr,"and any relevant details about your system.\n\n"); + abort(); +} +#define test_failed() _test_failed(__FILE__, __LINE__); + +void regression_test(void); |