FFmpeg
tests
checkasm
vorbisdsp.c
Go to the documentation of this file.
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/*
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* This file is part of FFmpeg.
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*
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* FFmpeg is free software; you can redistribute it and/or modify
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* it under the terms of the GNU General Public License as published by
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* the Free Software Foundation; either version 2 of the License, or
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* (at your option) any later version.
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*
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* FFmpeg is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License along
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* with FFmpeg; if not, write to the Free Software Foundation, Inc.,
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* 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
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*/
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#include <
float.h
>
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#include "
libavutil/mem_internal.h
"
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#include "
libavcodec/vorbisdsp.h
"
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#include "
checkasm.h
"
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#define LEN 512
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#define randomize_buffer(buf) \
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do { \
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double bmg[2], stddev = 10.0, mean = 0.0; \
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\
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for (int i = 0; i < LEN; i += 2) { \
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av_bmg_get(&checkasm_lfg, bmg); \
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buf[i] = bmg[0] * stddev + mean; \
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buf[i + 1] = bmg[1] * stddev + mean; \
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} \
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} while(0);
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static
void
test_inverse_coupling
(
void
)
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{
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LOCAL_ALIGNED_16
(
float
,
src0
, [
LEN
]);
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LOCAL_ALIGNED_16
(
float
,
src1
, [
LEN
]);
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LOCAL_ALIGNED_16
(
float
, cdst, [
LEN
]);
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LOCAL_ALIGNED_16
(
float
, odst, [
LEN
]);
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LOCAL_ALIGNED_16
(
float
, cdst1, [
LEN
]);
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LOCAL_ALIGNED_16
(
float
, odst1, [
LEN
]);
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declare_func
(
void
,
float
*restrict mag,
float
*restrict ang,
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ptrdiff_t blocksize);
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randomize_buffer
(
src0
);
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randomize_buffer
(
src1
);
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memcpy(cdst,
src0
,
LEN
*
sizeof
(*
src0
));
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memcpy(cdst1,
src1
,
LEN
*
sizeof
(*
src1
));
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memcpy(odst,
src0
,
LEN
*
sizeof
(*
src0
));
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memcpy(odst1,
src1
,
LEN
*
sizeof
(*
src1
));
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call_ref
(cdst, cdst1,
LEN
);
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call_new
(odst, odst1,
LEN
);
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for
(
int
i
= 0;
i
<
LEN
;
i
++) {
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if
(!
float_near_abs_eps
(cdst[
i
], odst[
i
], FLT_EPSILON) ||
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!
float_near_abs_eps
(cdst1[
i
], odst1[
i
], FLT_EPSILON)) {
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fprintf(stderr,
"%d: %- .12f - %- .12f = % .12g\n"
,
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i
, cdst[
i
], odst[
i
], cdst[
i
] - odst[
i
]);
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fprintf(stderr,
"%d: %- .12f - %- .12f = % .12g\n"
,
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i
, cdst1[
i
], odst1[
i
], cdst1[
i
] - odst1[
i
]);
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fail
();
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break
;
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}
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}
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bench_new
(
src0
,
src1
,
LEN
);
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}
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void
checkasm_check_vorbisdsp
(
void
)
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{
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VorbisDSPContext
dsp;
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ff_vorbisdsp_init
(&dsp);
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if
(
check_func
(dsp.
vorbis_inverse_coupling
,
"inverse_coupling"
))
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test_inverse_coupling
();
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report
(
"inverse_coupling"
);
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}
checkasm_check_vorbisdsp
void checkasm_check_vorbisdsp(void)
Definition:
vorbisdsp.c:76
mem_internal.h
src1
const pixel * src1
Definition:
h264pred_template.c:421
float_near_abs_eps
int float_near_abs_eps(float a, float b, float eps)
Definition:
checkasm.c:449
check_func
#define check_func(func,...)
Definition:
checkasm.h:180
float.h
call_ref
#define call_ref(...)
Definition:
checkasm.h:195
fail
#define fail()
Definition:
checkasm.h:189
checkasm.h
VorbisDSPContext
Definition:
vorbisdsp.h:24
LEN
#define LEN
Definition:
vorbisdsp.c:27
LOCAL_ALIGNED_16
#define LOCAL_ALIGNED_16(t, v,...)
Definition:
mem_internal.h:128
call_new
#define call_new(...)
Definition:
checkasm.h:298
VorbisDSPContext::vorbis_inverse_coupling
void(* vorbis_inverse_coupling)(float *mag, float *ang, ptrdiff_t blocksize)
Definition:
vorbisdsp.h:26
vorbisdsp.h
randomize_buffer
#define randomize_buffer(buf)
Definition:
vorbisdsp.c:29
report
#define report
Definition:
checkasm.h:192
bench_new
#define bench_new(...)
Definition:
checkasm.h:369
i
#define i(width, name, range_min, range_max)
Definition:
cbs_h2645.c:256
test_inverse_coupling
static void test_inverse_coupling(void)
Definition:
vorbisdsp.c:40
ff_vorbisdsp_init
av_cold void ff_vorbisdsp_init(VorbisDSPContext *dsp)
Definition:
vorbisdsp.c:46
src0
const pixel *const src0
Definition:
h264pred_template.c:420
declare_func
#define declare_func(ret,...)
Definition:
checkasm.h:184
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