mirror of
https://github.com/FFmpeg/FFmpeg.git
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91 lines
2.8 KiB
C
91 lines
2.8 KiB
C
/*
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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 <string.h>
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#include "checkasm.h"
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#include "libavfilter/gblur.h"
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#define WIDTH 256
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#define HEIGHT 256
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#define PIXELS (WIDTH * HEIGHT)
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#define BUF_SIZE (PIXELS * 4)
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#define randomize_buffers(buf, size) \
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do { \
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int j; \
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float *tmp_buf = (float *)buf; \
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for (j = 0; j < size; j++) \
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tmp_buf[j] = (float)(rnd() & 0xFF); \
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} while (0)
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static void check_horiz_slice(float *dst_ref, float *dst_new)
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{
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int steps = 2;
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float nu = 0.101f;
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float bscale = 1.112f;
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declare_func(void, float *dst, int w, int h, int steps, float nu, float bscale);
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call_ref(dst_ref, WIDTH, HEIGHT, steps, nu, bscale);
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call_new(dst_new, WIDTH, HEIGHT, steps, nu, bscale);
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if (!float_near_abs_eps_array(dst_ref, dst_new, 0.01f, PIXELS)) {
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fail();
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}
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bench_new(dst_new, WIDTH, HEIGHT, 1, nu, bscale);
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}
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static void check_postscale_slice(float *dst_ref, float *dst_new)
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{
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float postscale = 0.0603f;
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declare_func(void, float *dst, int len, float postscale, float min, float max);
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call_ref(dst_ref, PIXELS, postscale, -FLT_MAX, FLT_MAX);
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call_new(dst_new, PIXELS, postscale, -FLT_MAX, FLT_MAX);
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if (!float_near_abs_eps_array(dst_ref, dst_new, FLT_EPSILON, PIXELS)) {
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fail();
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}
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bench_new(dst_new, PIXELS, postscale, -FLT_MAX, FLT_MAX);
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}
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void checkasm_check_vf_gblur(void)
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{
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float *dst_ref = av_malloc(BUF_SIZE);
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float *dst_new = av_malloc(BUF_SIZE);
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GBlurContext s;
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randomize_buffers(dst_ref, PIXELS);
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memcpy(dst_new, dst_ref, BUF_SIZE);
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ff_gblur_init(&s);
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if (check_func(s.horiz_slice, "horiz_slice")) {
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check_horiz_slice(dst_ref, dst_new);
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}
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report("horiz_slice");
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randomize_buffers(dst_ref, PIXELS);
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memcpy(dst_new, dst_ref, BUF_SIZE);
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if (check_func(s.postscale_slice, "postscale_slice")) {
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check_postscale_slice(dst_ref, dst_new);
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}
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report("postscale_slice");
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av_freep(&dst_ref);
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av_freep(&dst_new);
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}
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