mirror of
https://git.ffmpeg.org/ffmpeg.git
synced 2024-12-25 00:32:31 +00:00
checkasm: add float_dsp tests
Ported from libavutil/tests/float_dsp.c Signed-off-by: James Almer <jamrial@gmail.com>
This commit is contained in:
James Almer
parent
37388b119c
commit
5b10f484e2
@ -30,6 +30,7 @@ AVFILTEROBJS-$(CONFIG_COLORSPACE_FILTER) += vf_colorspace.o
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CHECKASMOBJS-$(CONFIG_AVFILTER) += $(AVFILTEROBJS-yes)
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AVUTILOBJS += fixed_dsp.o
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AVUTILOBJS += float_dsp.o
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CHECKASMOBJS-$(CONFIG_AVUTIL) += $(AVUTILOBJS)
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@ -131,6 +131,7 @@ static const struct {
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#endif
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#if CONFIG_AVUTIL
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{ "fixed_dsp", checkasm_check_fixed_dsp },
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{ "float_dsp", checkasm_check_float_dsp },
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#endif
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{ NULL }
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};
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@ -285,6 +286,25 @@ int float_near_abs_eps_array_ulp(const float *a, const float *b, float eps,
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return 1;
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}
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int double_near_abs_eps(double a, double b, double eps)
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{
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double abs_diff = fabs(a - b);
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return abs_diff < eps;
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}
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int double_near_abs_eps_array(const double *a, const double *b, double eps,
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unsigned len)
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{
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unsigned i;
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for (i = 0; i < len; i++) {
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if (!double_near_abs_eps(a[i], b[i], eps))
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return 0;
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}
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return 1;
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}
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/* Print colored text to stderr if the terminal supports it */
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static void color_printf(int color, const char *fmt, ...)
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{
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@ -39,6 +39,7 @@ void checkasm_check_bswapdsp(void);
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void checkasm_check_colorspace(void);
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void checkasm_check_fixed_dsp(void);
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void checkasm_check_flacdsp(void);
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void checkasm_check_float_dsp(void);
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void checkasm_check_fmtconvert(void);
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void checkasm_check_h264dsp(void);
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void checkasm_check_h264pred(void);
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@ -70,6 +71,9 @@ int float_near_abs_eps_array(const float *a, const float *b, float eps,
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unsigned len);
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int float_near_abs_eps_array_ulp(const float *a, const float *b, float eps,
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unsigned max_ulp, unsigned len);
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int double_near_abs_eps(double a, double b, double eps);
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int double_near_abs_eps_array(const double *a, const double *b, double eps,
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unsigned len);
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extern AVLFG checkasm_lfg;
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#define rnd() av_lfg_get(&checkasm_lfg)
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307
tests/checkasm/float_dsp.c
Normal file
307
tests/checkasm/float_dsp.c
Normal file
@ -0,0 +1,307 @@
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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 "config.h"
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#include <float.h>
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#include <stdint.h>
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#include "libavutil/float_dsp.h"
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#include "libavutil/internal.h"
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#include "checkasm.h"
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#define LEN 256
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#define randomize_buffer(buf) \
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do { \
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int i; \
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double bmg[2], stddev = 10.0, mean = 0.0; \
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\
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for (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_vector_fmul(const float *src0, const float *src1)
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{
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LOCAL_ALIGNED_32(float, cdst, [LEN]);
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LOCAL_ALIGNED_32(float, odst, [LEN]);
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int i;
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declare_func(void, float *dst, const float *src0, const float *src1,
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int len);
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call_ref(cdst, src0, src1, LEN);
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call_new(odst, src0, src1, LEN);
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for (i = 0; i < LEN; i++) {
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if (!float_near_abs_eps(cdst[i], odst[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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fail();
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break;
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}
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}
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bench_new(odst, src0, src1, LEN);
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}
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#define ARBITRARY_FMUL_ADD_CONST 0.005
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static void test_vector_fmul_add(const float *src0, const float *src1, const float *src2)
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{
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LOCAL_ALIGNED_32(float, cdst, [LEN]);
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LOCAL_ALIGNED_32(float, odst, [LEN]);
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int i;
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declare_func(void, float *dst, const float *src0, const float *src1,
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const float *src2, int len);
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call_ref(cdst, src0, src1, src2, LEN);
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call_new(odst, src0, src1, src2, LEN);
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for (i = 0; i < LEN; i++) {
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if (!float_near_abs_eps(cdst[i], odst[i], ARBITRARY_FMUL_ADD_CONST)) {
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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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fail();
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break;
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}
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}
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bench_new(odst, src0, src1, src2, LEN);
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}
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static void test_vector_fmul_scalar(const float *src0, const float *src1)
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{
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LOCAL_ALIGNED_16(float, cdst, [LEN]);
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LOCAL_ALIGNED_16(float, odst, [LEN]);
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int i;
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declare_func(void, float *dst, const float *src, float mul, int len);
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call_ref(cdst, src0, src1[0], LEN);
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call_new(odst, src0, src1[0], LEN);
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for (i = 0; i < LEN; i++) {
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if (!float_near_abs_eps(cdst[i], odst[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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fail();
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break;
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}
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}
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bench_new(odst, src0, src1[0], LEN);
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}
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#define ARBITRARY_FMUL_WINDOW_CONST 0.008
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static void test_vector_fmul_window(const float *src0, const float *src1, const float *win)
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{
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LOCAL_ALIGNED_16(float, cdst, [LEN]);
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LOCAL_ALIGNED_16(float, odst, [LEN]);
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int i;
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declare_func(void, float *dst, const float *src0, const float *src1,
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const float *win, int len);
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call_ref(cdst, src0, src1, win, LEN / 2);
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call_new(odst, src0, src1, win, LEN / 2);
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for (i = 0; i < LEN; i++) {
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if (!float_near_abs_eps(cdst[i], odst[i], ARBITRARY_FMUL_WINDOW_CONST)) {
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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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fail();
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break;
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}
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}
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bench_new(odst, src0, src1, win, LEN / 2);
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}
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#define ARBITRARY_FMAC_SCALAR_CONST 0.005
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static void test_vector_fmac_scalar(const float *src0, const float *src1, const float *src2)
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{
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LOCAL_ALIGNED_32(float, cdst, [LEN]);
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LOCAL_ALIGNED_32(float, odst, [LEN]);
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int i;
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declare_func(void, float *dst, const float *src, float mul, int len);
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memcpy(cdst, src2, LEN * sizeof(*src2));
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memcpy(odst, src2, LEN * sizeof(*src2));
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call_ref(cdst, src0, src1[0], LEN);
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call_new(odst, src0, src1[0], LEN);
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for (i = 0; i < LEN; i++) {
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if (!float_near_abs_eps(cdst[i], odst[i], ARBITRARY_FMAC_SCALAR_CONST)) {
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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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fail();
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break;
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}
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}
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memcpy(odst, src2, LEN * sizeof(*src2));
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bench_new(odst, src0, src1[0], LEN);
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}
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static void test_vector_dmul_scalar(const double *src0, const double *src1)
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{
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LOCAL_ALIGNED_32(double, cdst, [LEN]);
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LOCAL_ALIGNED_32(double, odst, [LEN]);
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int i;
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declare_func(void, double *dst, const double *src, double mul, int len);
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call_ref(cdst, src0, src1[0], LEN);
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call_new(odst, src0, src1[0], LEN);
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for (i = 0; i < LEN; i++) {
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if (!double_near_abs_eps(cdst[i], odst[i], DBL_EPSILON)) {
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fprintf(stderr, "%d: %- .12f - %- .12f = % .12g\n", i,
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cdst[i], odst[i], cdst[i] - odst[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(odst, src0, src1[0], LEN);
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}
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#define ARBITRARY_DMAC_SCALAR_CONST 0.005
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static void test_vector_dmac_scalar(const double *src0, const double *src1, const double *src2)
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{
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LOCAL_ALIGNED_32(double, cdst, [LEN]);
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LOCAL_ALIGNED_32(double, odst, [LEN]);
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int i;
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declare_func(void, double *dst, const double *src, double mul, int len);
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memcpy(cdst, src2, LEN * sizeof(*src2));
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memcpy(odst, src2, LEN * sizeof(*src2));
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call_ref(cdst, src0, src1[0], LEN);
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call_new(odst, src0, src1[0], LEN);
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for (i = 0; i < LEN; i++) {
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if (!double_near_abs_eps(cdst[i], odst[i], ARBITRARY_DMAC_SCALAR_CONST)) {
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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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fail();
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break;
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}
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}
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memcpy(odst, src2, LEN * sizeof(*src2));
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bench_new(odst, src0, src1[0], LEN);
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}
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static void test_butterflies_float(const float *src0, const float *src1)
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{
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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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int i;
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declare_func(void, float *av_restrict src0, float *av_restrict src1,
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int len);
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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 (i = 0; i < LEN; i++) {
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if (!float_near_abs_eps(cdst[i], odst[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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fail();
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break;
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}
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}
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memcpy(odst, src0, LEN * sizeof(*src0));
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memcpy(odst1, src1, LEN * sizeof(*src1));
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bench_new(odst, odst1, LEN);
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}
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#define ARBITRARY_SCALARPRODUCT_CONST 0.2
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static void test_scalarproduct_float(const float *src0, const float *src1)
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{
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float cprod, oprod;
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declare_func_float(float, const float *src0, const float *src1, int len);
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cprod = call_ref(src0, src1, LEN);
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oprod = call_new(src0, src1, LEN);
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if (!float_near_abs_eps(cprod, oprod, ARBITRARY_SCALARPRODUCT_CONST)) {
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fprintf(stderr, "%- .12f - %- .12f = % .12g\n",
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cprod, oprod, cprod - oprod);
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fail();
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}
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bench_new(src0, src1, LEN);
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}
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void checkasm_check_float_dsp(void)
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{
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LOCAL_ALIGNED_32(float, src0, [LEN]);
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LOCAL_ALIGNED_32(float, src1, [LEN]);
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LOCAL_ALIGNED_32(float, src2, [LEN]);
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LOCAL_ALIGNED_16(float, src3, [LEN]);
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LOCAL_ALIGNED_16(float, src4, [LEN]);
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LOCAL_ALIGNED_16(float, src5, [LEN]);
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LOCAL_ALIGNED_32(double, dbl_src0, [LEN]);
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LOCAL_ALIGNED_32(double, dbl_src1, [LEN]);
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LOCAL_ALIGNED_32(double, dbl_src2, [LEN]);
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AVFloatDSPContext *fdsp = avpriv_float_dsp_alloc(1);
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if (!fdsp) {
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fprintf(stderr, "floatdsp: Out of memory error\n");
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return;
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}
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randomize_buffer(src0);
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randomize_buffer(src1);
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randomize_buffer(src2);
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randomize_buffer(src3);
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randomize_buffer(src4);
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randomize_buffer(src5);
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randomize_buffer(dbl_src0);
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randomize_buffer(dbl_src1);
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randomize_buffer(dbl_src2);
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if (check_func(fdsp->vector_fmul, "vector_fmul"))
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test_vector_fmul(src0, src1);
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if (check_func(fdsp->vector_fmul_add, "vector_fmul_add"))
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test_vector_fmul_add(src0, src1, src2);
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if (check_func(fdsp->vector_fmul_scalar, "vector_fmul_scalar"))
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test_vector_fmul_scalar(src3, src4);
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if (check_func(fdsp->vector_fmul_reverse, "vector_fmul_reverse"))
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test_vector_fmul(src0, src1);
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if (check_func(fdsp->vector_fmul_window, "vector_fmul_window"))
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test_vector_fmul_window(src3, src4, src5);
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report("vector_fmul");
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if (check_func(fdsp->vector_fmac_scalar, "vector_fmac_scalar"))
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test_vector_fmac_scalar(src0, src1, src2);
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report("vector_fmac");
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if (check_func(fdsp->vector_dmul_scalar, "vector_dmul_scalar"))
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test_vector_dmul_scalar(dbl_src0, dbl_src1);
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report("vector_dmul");
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if (check_func(fdsp->vector_dmac_scalar, "vector_dmac_scalar"))
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test_vector_dmac_scalar(dbl_src0, dbl_src1, dbl_src2);
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report("vector_dmac");
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if (check_func(fdsp->butterflies_float, "butterflies_float"))
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test_butterflies_float(src3, src4);
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report("butterflies_float");
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if (check_func(fdsp->scalarproduct_float, "scalarproduct_float"))
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test_scalarproduct_float(src3, src4);
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report("scalarproduct_float");
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av_freep(&fdsp);
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}
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@ -4,6 +4,7 @@ FATE_CHECKASM = fate-checkasm-alacdsp \
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fate-checkasm-bswapdsp \
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fate-checkasm-fixed_dsp \
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fate-checkasm-flacdsp \
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fate-checkasm-float_dsp \
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fate-checkasm-fmtconvert \
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fate-checkasm-h264dsp \
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fate-checkasm-h264pred \
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