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checkasm: add vf_nlmeans test for ssd_integral_image

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This commit is contained in:
Clément Bœsch 2018-05-06 10:57:23 +02:00
parent 5a71bce371
commit f679711c1b
4 changed files with 118 additions and 0 deletions
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1
tests/checkasm/Makefile
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@ -35,6 +35,7 @@ AVFILTEROBJS-$(CONFIG_BLEND_FILTER) += vf_blend.o
AVFILTEROBJS-$(CONFIG_COLORSPACE_FILTER) += vf_colorspace.o
AVFILTEROBJS-$(CONFIG_HFLIP_FILTER) += vf_hflip.o
AVFILTEROBJS-$(CONFIG_THRESHOLD_FILTER) += vf_threshold.o
AVFILTEROBJS-$(CONFIG_NLMEANS_FILTER) += vf_nlmeans.o
CHECKASMOBJS-$(CONFIG_AVFILTER) += $(AVFILTEROBJS-yes)

3
tests/checkasm/checkasm.c
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@ -159,6 +159,9 @@ static const struct {
#if CONFIG_HFLIP_FILTER
{ "vf_hflip", checkasm_check_vf_hflip },
#endif
#if CONFIG_NLMEANS_FILTER
{ "vf_nlmeans", checkasm_check_nlmeans },
#endif
#if CONFIG_THRESHOLD_FILTER
{ "vf_threshold", checkasm_check_vf_threshold },
#endif

1
tests/checkasm/checkasm.h
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@ -62,6 +62,7 @@ void checkasm_check_huffyuvdsp(void);
void checkasm_check_jpeg2000dsp(void);
void checkasm_check_llviddsp(void);
void checkasm_check_llviddspenc(void);
void checkasm_check_nlmeans(void);
void checkasm_check_pixblockdsp(void);
void checkasm_check_sbrdsp(void);
void checkasm_check_synth_filter(void);

113
tests/checkasm/vf_nlmeans.c Normal file
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@ -0,0 +1,113 @@
/*
* Copyright (c) 2018 Clément Bœsch <u pkh me>
*
* This file is part of FFmpeg.
*
* FFmpeg is free software; you can redistribute it and/or
* modify it under the terms of the GNU Lesser General Public
* License as published by the Free Software Foundation; either
* version 2.1 of the License, or (at your option) any later version.
*
* FFmpeg is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
* Lesser General Public License for more details.
*
* You should have received a copy of the GNU Lesser General Public
* License along with FFmpeg; if not, write to the Free Software
* Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
*/
#include "checkasm.h"
#include "libavfilter/vf_nlmeans.h"
#include "libavutil/avassert.h"
#define randomize_buffer(buf, size) do { \
int i; \
for (i = 0; i < size / 4; i++) \
((uint32_t *)buf)[i] = rnd(); \
} while (0)
void checkasm_check_nlmeans(void)
{
NLMeansDSPContext dsp = {0};
const int w = 123; // source width
const int h = 45; // source height
const int p = 3; // patch half size
const int r = 2; // research window half size
ff_nlmeans_init(&dsp);
/* See the filter's code for the explanations on the variables */
if (check_func(dsp.compute_safe_ssd_integral_image, "ssd_integral_image")) {
int offx, offy;
const int e = p + r;
const int ii_w = w + e*2;
const int ii_h = h + e*2;
const int ii_lz_32 = FFALIGN(ii_w + 1, 4);
uint32_t *ii_orig_ref = av_mallocz_array(ii_h + 1, ii_lz_32 * sizeof(*ii_orig_ref));
uint32_t *ii_ref = ii_orig_ref + ii_lz_32 + 1;
uint32_t *ii_orig_new = av_mallocz_array(ii_h + 1, ii_lz_32 * sizeof(*ii_orig_new));
uint32_t *ii_new = ii_orig_new + ii_lz_32 + 1;
const int src_lz = FFALIGN(w, 16);
uint8_t *src = av_mallocz_array(h, src_lz);
declare_func(void, uint32_t *dst, ptrdiff_t dst_linesize_32,
const uint8_t *s1, ptrdiff_t linesize1,
const uint8_t *s2, ptrdiff_t linesize2,
int w, int h);
randomize_buffer(src, h * src_lz);
for (offy = -r; offy <= r; offy++) {
for (offx = -r; offx <= r; offx++) {
if (offx || offy) {
const int s1x = e;
const int s1y = e;
const int s2x = e + offx;
const int s2y = e + offy;
const int startx_safe = FFMAX(s1x, s2x);
const int starty_safe = FFMAX(s1y, s2y);
const int u_endx_safe = FFMIN(s1x + w, s2x + w);
const int endy_safe = FFMIN(s1y + h, s2y + h);
const int safe_pw = (u_endx_safe - startx_safe) & ~0xf;
const int safe_ph = endy_safe - starty_safe;
av_assert0(safe_pw && safe_ph);
av_assert0(startx_safe - s1x >= 0); av_assert0(startx_safe - s1x < w);
av_assert0(starty_safe - s1y >= 0); av_assert0(starty_safe - s1y < h);
av_assert0(startx_safe - s2x >= 0); av_assert0(startx_safe - s2x < w);
av_assert0(starty_safe - s2y >= 0); av_assert0(starty_safe - s2y < h);
memset(ii_ref, 0, ii_lz_32 * ii_h * sizeof(*ii_ref));
memset(ii_new, 0, ii_lz_32 * ii_h * sizeof(*ii_new));
call_ref(ii_ref + starty_safe*ii_lz_32 + startx_safe, ii_lz_32,
src + (starty_safe - s1y) * src_lz + (startx_safe - s1x), src_lz,
src + (starty_safe - s2y) * src_lz + (startx_safe - s2x), src_lz,
safe_pw, safe_ph);
call_new(ii_new + starty_safe*ii_lz_32 + startx_safe, ii_lz_32,
src + (starty_safe - s1y) * src_lz + (startx_safe - s1x), src_lz,
src + (starty_safe - s2y) * src_lz + (startx_safe - s2x), src_lz,
safe_pw, safe_ph);
if (memcmp(ii_ref, ii_new, ii_h * ii_lz_32 * 4))
fail();
memset(ii_new, 0, ii_lz_32 * ii_h * sizeof(*ii_new));
bench_new(ii_new + starty_safe*ii_lz_32 + startx_safe, ii_lz_32,
src + (starty_safe - s1y) * src_lz + (startx_safe - s1x), src_lz,
src + (starty_safe - s2y) * src_lz + (startx_safe - s2x), src_lz,
safe_pw, safe_ph);
}
}
}
av_freep(&ii_orig_ref);
av_freep(&ii_orig_new);
av_freep(&src);
}
report("dsp");
}