Built SDL2_image and _mixer static
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libsdl2_mixer/external/flac-1.3.2/microbench/Makefile.am
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libsdl2_mixer/external/flac-1.3.2/microbench/Makefile.am
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# FLAC - Free Lossless Audio Codec
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libsdl2_mixer/external/flac-1.3.2/microbench/Makefile.in
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libsdl2_mixer/external/flac-1.3.2/microbench/Makefile.in
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|
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151
libsdl2_mixer/external/flac-1.3.2/microbench/benchmark_residual.c
vendored
Normal file
151
libsdl2_mixer/external/flac-1.3.2/microbench/benchmark_residual.c
vendored
Normal file
@ -0,0 +1,151 @@
|
||||
/* libFLAC - Free Lossless Audio Codec library
|
||||
* Copyright (C) 2000-2009 Josh Coalson
|
||||
* Copyright (C) 2011-2016 Xiph.Org Foundation
|
||||
*
|
||||
* Redistribution and use in source and binary forms, with or without
|
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* 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.
|
||||
*
|
||||
* - Neither the name of the Xiph.org Foundation nor the names of its
|
||||
* contributors may be used to endorse or promote products derived from
|
||||
* this software without specific prior written permission.
|
||||
*
|
||||
* 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 FOUNDATION 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.
|
||||
*/
|
||||
|
||||
#ifdef HAVE_CONFIG_H
|
||||
# include <config.h>
|
||||
#endif
|
||||
|
||||
#include <stdio.h>
|
||||
#include <math.h>
|
||||
#include <string.h>
|
||||
#include "FLAC/ordinals.h"
|
||||
#include "share/compat.h"
|
||||
#include "private/bitmath.h"
|
||||
#include "private/fixed.h"
|
||||
#include "private/macros.h"
|
||||
#include "FLAC/assert.h"
|
||||
|
||||
#include "util.h"
|
||||
|
||||
static void FLAC__fixed_compute_residual_shift(const FLAC__int32 data[], unsigned data_len, unsigned order, FLAC__int32 residual[])
|
||||
{
|
||||
const int idata_len = (int) data_len;
|
||||
int i;
|
||||
|
||||
switch(order) {
|
||||
case 0:
|
||||
FLAC__ASSERT(sizeof(residual[0]) == sizeof(data[0]));
|
||||
memcpy(residual, data, sizeof(residual[0])*data_len);
|
||||
break;
|
||||
case 1:
|
||||
for(i = 0; i < idata_len; i++)
|
||||
residual[i] = data[i] - data[i-1];
|
||||
break;
|
||||
case 2:
|
||||
for(i = 0; i < idata_len; i++)
|
||||
residual[i] = data[i] - (data[i-1] << 1) + data[i-2];
|
||||
break;
|
||||
case 3:
|
||||
for(i = 0; i < idata_len; i++)
|
||||
residual[i] = data[i] - (((data[i-1]-data[i-2])<<1) + (data[i-1]-data[i-2])) - data[i-3];
|
||||
break;
|
||||
case 4:
|
||||
for(i = 0; i < idata_len; i++)
|
||||
residual[i] = data[i] - ((data[i-1]+data[i-3])<<2) + ((data[i-2]<<2) + (data[i-2]<<1)) + data[i-4];
|
||||
break;
|
||||
default:
|
||||
FLAC__ASSERT(0);
|
||||
}
|
||||
}
|
||||
|
||||
static void FLAC__fixed_compute_residual_mult(const FLAC__int32 data[], unsigned data_len, unsigned order, FLAC__int32 residual[])
|
||||
{
|
||||
const int idata_len = (int)data_len;
|
||||
int i;
|
||||
|
||||
switch(order) {
|
||||
case 0:
|
||||
FLAC__ASSERT(sizeof(residual[0]) == sizeof(data[0]));
|
||||
memcpy(residual, data, sizeof(residual[0])*data_len);
|
||||
break;
|
||||
case 1:
|
||||
for(i = 0; i < idata_len; i++)
|
||||
residual[i] = data[i] - data[i-1];
|
||||
break;
|
||||
case 2:
|
||||
for(i = 0; i < idata_len; i++)
|
||||
residual[i] = data[i] - 2*data[i-1] + data[i-2];
|
||||
break;
|
||||
case 3:
|
||||
for(i = 0; i < idata_len; i++)
|
||||
residual[i] = data[i] - 3*data[i-1] + 3*data[i-2] - data[i-3];
|
||||
break;
|
||||
case 4:
|
||||
for(i = 0; i < idata_len; i++)
|
||||
residual[i] = data[i] - 4*data[i-1] + 6*data[i-2] - 4*data[i-3] + data[i-4];
|
||||
break;
|
||||
default:
|
||||
FLAC__ASSERT(0);
|
||||
}
|
||||
}
|
||||
|
||||
static FLAC__int32 data [200000] ;
|
||||
static FLAC__int32 residual [200000] ;
|
||||
|
||||
static unsigned bench_order = 0 ;
|
||||
|
||||
static void
|
||||
bench_shift (void)
|
||||
{ FLAC__fixed_compute_residual_shift (data, ARRAY_LEN (data), bench_order, residual) ;
|
||||
}
|
||||
|
||||
static void
|
||||
bench_mult (void)
|
||||
{ FLAC__fixed_compute_residual_mult (data, ARRAY_LEN (data), bench_order, residual) ;
|
||||
}
|
||||
|
||||
int
|
||||
main (void)
|
||||
{ bench_stats stats ;
|
||||
|
||||
puts ("") ;
|
||||
|
||||
for (bench_order = 2 ; bench_order <= 4 ; bench_order ++) {
|
||||
memset (&stats, 0, sizeof (stats)) ;
|
||||
stats.testfunc = bench_shift ;
|
||||
stats.run_count = 100 ;
|
||||
stats.loop_count = 10 ;
|
||||
|
||||
benchmark_stats (&stats) ;
|
||||
printf ("shift order %u : %f %f %f %f\n", bench_order, stats.min_time, stats.median_time, stats.mean_time, stats.max_time) ;
|
||||
|
||||
memset (&stats, 0, sizeof (stats)) ;
|
||||
stats.testfunc = bench_mult ;
|
||||
stats.run_count = 100 ;
|
||||
stats.loop_count = 10 ;
|
||||
|
||||
benchmark_stats (&stats) ;
|
||||
printf ("mult order %u : %f %f %f %f\n\n", bench_order, stats.min_time, stats.median_time, stats.mean_time, stats.max_time) ;
|
||||
}
|
||||
|
||||
return 0 ;
|
||||
}
|
203
libsdl2_mixer/external/flac-1.3.2/microbench/util.c
vendored
Normal file
203
libsdl2_mixer/external/flac-1.3.2/microbench/util.c
vendored
Normal file
@ -0,0 +1,203 @@
|
||||
/* FLAC - Free Lossless Audio Codec
|
||||
* Copyright (C) 2015-2016 Xiph.Org Foundation
|
||||
*
|
||||
* 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.
|
||||
*
|
||||
* - Neither the name of the Xiph.org Foundation nor the names of its
|
||||
* contributors may be used to endorse or promote products derived from
|
||||
* this software without specific prior written permission.
|
||||
*
|
||||
* 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 FOUNDATION 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.
|
||||
*/
|
||||
|
||||
#include <config.h>
|
||||
|
||||
#include <stdlib.h>
|
||||
#include "util.h"
|
||||
|
||||
#if defined _WIN32
|
||||
|
||||
#include <windows.h>
|
||||
|
||||
static double
|
||||
counter_diff (const LARGE_INTEGER * start, const LARGE_INTEGER * end)
|
||||
{
|
||||
LARGE_INTEGER diff, freq;
|
||||
|
||||
QueryPerformanceFrequency(&freq);
|
||||
diff.QuadPart = end->QuadPart - start->QuadPart;
|
||||
|
||||
return (double)diff.QuadPart/(double)freq.QuadPart;
|
||||
}
|
||||
|
||||
double
|
||||
benchmark_function (void (*testfunc) (void), unsigned count)
|
||||
{
|
||||
LARGE_INTEGER start, end;
|
||||
unsigned k;
|
||||
|
||||
QueryPerformanceCounter (&start) ;
|
||||
|
||||
for (k = 0 ; k < count ; k++)
|
||||
testfunc();
|
||||
|
||||
QueryPerformanceCounter (&end) ;
|
||||
|
||||
return counter_diff (&start, &end) / count ;
|
||||
} /* benchmark_function */
|
||||
|
||||
#elif defined FLAC__SYS_DARWIN
|
||||
|
||||
#include <mach/mach_time.h>
|
||||
|
||||
static double
|
||||
counter_diff (const uint64_t * start, const uint64_t * end)
|
||||
{
|
||||
mach_timebase_info_data_t t_info;
|
||||
mach_timebase_info(&t_info);
|
||||
uint64_t duration = *end - *start;
|
||||
|
||||
return duration * ((double)t_info.numer/(double)t_info.denom);
|
||||
}
|
||||
|
||||
double
|
||||
benchmark_function (void (*testfunc) (void), unsigned count)
|
||||
{
|
||||
uint64_t start, end;
|
||||
unsigned k;
|
||||
|
||||
start = mach_absolute_time();
|
||||
|
||||
for (k = 0 ; k < count ; k++)
|
||||
testfunc();
|
||||
|
||||
end = mach_absolute_time();
|
||||
|
||||
return counter_diff (&start, &end) / count ;
|
||||
} /* benchmark_function */
|
||||
|
||||
#elif defined HAVE_CLOCK_GETTIME
|
||||
|
||||
#include <time.h>
|
||||
#include <sys/time.h>
|
||||
|
||||
static double
|
||||
timespec_diff (const struct timespec * start, const struct timespec * end)
|
||||
{ struct timespec diff;
|
||||
|
||||
if (end->tv_nsec - start->tv_nsec < 0)
|
||||
{ diff.tv_sec = end->tv_sec - start->tv_sec - 1 ;
|
||||
diff.tv_nsec = 1000000000 + end->tv_nsec - start->tv_nsec ;
|
||||
}
|
||||
else
|
||||
{ diff.tv_sec = end->tv_sec - start->tv_sec ;
|
||||
diff.tv_nsec = end->tv_nsec-start->tv_nsec ;
|
||||
} ;
|
||||
|
||||
return diff.tv_sec + 1e-9 * diff.tv_nsec ;
|
||||
}
|
||||
|
||||
double
|
||||
benchmark_function (void (*testfunc) (void), unsigned count)
|
||||
{ struct timespec start, end;
|
||||
unsigned k ;
|
||||
|
||||
clock_gettime (CLOCK_PROCESS_CPUTIME_ID, &start) ;
|
||||
|
||||
for (k = 0 ; k < count ; k++)
|
||||
testfunc () ;
|
||||
|
||||
clock_gettime (CLOCK_PROCESS_CPUTIME_ID, &end) ;
|
||||
|
||||
return timespec_diff (&start, &end) / count ;
|
||||
} /* benchmark_function */
|
||||
|
||||
#else
|
||||
|
||||
#include <time.h>
|
||||
#include <sys/time.h>
|
||||
|
||||
static double
|
||||
timeval_diff (const struct timeval * start, const struct timeval * end)
|
||||
{ struct timeval diff;
|
||||
|
||||
if (end->tv_usec - start->tv_usec < 0)
|
||||
{ diff.tv_sec = end->tv_sec - start->tv_sec - 1 ;
|
||||
diff.tv_usec = 1000000 + end->tv_usec - start->tv_usec ;
|
||||
}
|
||||
else
|
||||
{ diff.tv_sec = end->tv_sec - start->tv_sec ;
|
||||
diff.tv_usec = end->tv_usec-start->tv_usec ;
|
||||
} ;
|
||||
|
||||
return diff.tv_sec + 1e-6 * diff.tv_usec ;
|
||||
}
|
||||
|
||||
double
|
||||
benchmark_function (void (*testfunc) (void), unsigned count)
|
||||
{ struct timeval start, end;
|
||||
unsigned k ;
|
||||
|
||||
gettimeofday(&start, NULL);
|
||||
|
||||
for (k = 0 ; k < count ; k++)
|
||||
testfunc () ;
|
||||
|
||||
gettimeofday(&end, NULL);
|
||||
|
||||
return timeval_diff (&start, &end) / count ;
|
||||
} /* benchmark_function */
|
||||
|
||||
#endif
|
||||
|
||||
static int
|
||||
double_cmp (const void * a, const void * b)
|
||||
{ const double * pa = (double *) a ;
|
||||
const double * pb = (double *) b ;
|
||||
return pa [0] < pb [0] ;
|
||||
} /* double_cmp */
|
||||
|
||||
void
|
||||
benchmark_stats (bench_stats * stats)
|
||||
{ double sum, times [stats->run_count] ;
|
||||
unsigned k ;
|
||||
|
||||
for (k = 0 ; k < stats->run_count ; k++)
|
||||
times [k] = benchmark_function (stats->testfunc, stats->loop_count) ;
|
||||
|
||||
qsort (times, stats->run_count, sizeof (times [0]), double_cmp) ;
|
||||
|
||||
sum = 0.0 ;
|
||||
stats->min_time = stats->max_time = times [0] ;
|
||||
for (k = 0 ; k < stats->run_count ; k++)
|
||||
{ stats->min_time = stats->min_time < times [k] ? stats->min_time : times [k] ;
|
||||
stats->max_time = stats->max_time > times [k] ? stats->max_time : times [k] ;
|
||||
sum += times [k] ;
|
||||
}
|
||||
stats->mean_time = sum / stats->run_count ;
|
||||
if (stats->run_count & 1)
|
||||
stats->median_time = times [(stats->run_count + 1) / 2] ;
|
||||
else
|
||||
stats->median_time = 0.5 * (times [stats->run_count / 2] + times [(stats->run_count / 2) + 1]) ;
|
||||
|
||||
return ;
|
||||
} /* benchmark_stats */
|
43
libsdl2_mixer/external/flac-1.3.2/microbench/util.h
vendored
Normal file
43
libsdl2_mixer/external/flac-1.3.2/microbench/util.h
vendored
Normal file
@ -0,0 +1,43 @@
|
||||
/* FLAC - Free Lossless Audio Codec
|
||||
* Copyright (C) 2015-2016 Xiph.Org Foundation
|
||||
*
|
||||
* 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.
|
||||
*
|
||||
* - Neither the name of the Xiph.org Foundation nor the names of its
|
||||
* contributors may be used to endorse or promote products derived from
|
||||
* this software without specific prior written permission.
|
||||
*
|
||||
* 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 FOUNDATION 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.
|
||||
*/
|
||||
|
||||
#define ARRAY_LEN(x) ((sizeof (x) / sizeof (x [0])))
|
||||
|
||||
typedef struct bench_stats
|
||||
{ void (*testfunc) (void) ;
|
||||
unsigned run_count ;
|
||||
unsigned loop_count ;
|
||||
double min_time, mean_time, median_time, max_time ;
|
||||
} bench_stats ;
|
||||
|
||||
double benchmark_function (void (*testfunc) (void), unsigned count) ;
|
||||
|
||||
void benchmark_stats (bench_stats * stats) ;
|
Reference in New Issue
Block a user