diff options
Diffstat (limited to 'tests/checkasm/vf_blend.c')
| -rw-r--r-- | tests/checkasm/vf_blend.c | 130 |
1 files changed, 130 insertions, 0 deletions
diff --git a/tests/checkasm/vf_blend.c b/tests/checkasm/vf_blend.c new file mode 100644 index 0000000000..aa568c0de0 --- /dev/null +++ b/tests/checkasm/vf_blend.c @@ -0,0 +1,130 @@ +/* + * Copyright (c) 2016 Tiancheng "Timothy" Gu + * + * This file is part of FFmpeg. + * + * FFmpeg is free software; you can redistribute it and/or modify + * it under the terms of the GNU General Public License as published by + * the Free Software Foundation; either version 2 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 General Public License for more details. + * + * You should have received a copy of the GNU 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 <string.h> +#include "checkasm.h" +#include "libavfilter/blend.h" +#include "libavutil/common.h" +#include "libavutil/internal.h" +#include "libavutil/intreadwrite.h" + +#define WIDTH 256 +#define HEIGHT 256 +#define BUF_UNITS 3 +#define SIZE_PER_UNIT (WIDTH * HEIGHT) +#define BUF_SIZE (BUF_UNITS * SIZE_PER_UNIT) + +#define randomize_buffers() \ + do { \ + int i, j; \ + for (i = 0; i < HEIGHT; i++) { \ + for (j = 0; j < WIDTH; j++) { \ + top1[i * WIDTH + j] = \ + top2[i * WIDTH + j] = i; \ + bot1[i * WIDTH + j] = \ + bot2[i * WIDTH + j] = j; \ + } \ + } \ + for (i = 0; i < SIZE_PER_UNIT; i += 4) { \ + uint32_t r = rnd(); \ + AV_WN32A(dst1 + i, r); \ + AV_WN32A(dst2 + i, r); \ + } \ + for (; i < BUF_SIZE; i += 4) { \ + uint32_t r = rnd(); \ + AV_WN32A(top1 + i, r); \ + AV_WN32A(top2 + i, r); \ + r = rnd(); \ + AV_WN32A(bot1 + i, r); \ + AV_WN32A(bot2 + i, r); \ + r = rnd(); \ + AV_WN32A(dst1 + i, r); \ + AV_WN32A(dst2 + i, r); \ + } \ + } while (0) + +#define check_blend_func() \ + do { \ + int i; \ + declare_func(void, const uint8_t *top, ptrdiff_t top_linesize, \ + const uint8_t *bottom, ptrdiff_t bottom_linesize, \ + uint8_t *dst, ptrdiff_t dst_linesize, \ + ptrdiff_t width, ptrdiff_t height, \ + struct FilterParams *param, double *values); \ + \ + for (i = 0; i < BUF_UNITS - 1; i++) { \ + int src_offset = i * SIZE_PER_UNIT + i; /* Test various alignments */ \ + int dst_offset = i * SIZE_PER_UNIT; /* dst must be aligned */ \ + randomize_buffers(); \ + call_ref(top1 + src_offset, WIDTH, bot1 + src_offset, WIDTH, \ + dst1 + dst_offset, WIDTH, WIDTH, HEIGHT, ¶m, NULL); \ + call_new(top2 + src_offset, WIDTH, bot2 + src_offset, WIDTH, \ + dst2 + dst_offset, WIDTH, WIDTH, HEIGHT, ¶m, NULL); \ + if (memcmp(top1, top2, BUF_SIZE) || memcmp(bot1, bot2, BUF_SIZE) || memcmp(dst1, dst2, BUF_SIZE)) \ + fail(); \ + } \ + bench_new(top2, WIDTH / 4, bot2, WIDTH / 4, dst2, WIDTH / 4, \ + WIDTH / 4, HEIGHT / 4, ¶m, NULL); \ + } while (0) + +void checkasm_check_blend(void) +{ + uint8_t *top1 = av_malloc(BUF_SIZE); + uint8_t *top2 = av_malloc(BUF_SIZE); + uint8_t *bot1 = av_malloc(BUF_SIZE); + uint8_t *bot2 = av_malloc(BUF_SIZE); + uint8_t *dst1 = av_malloc(BUF_SIZE); + uint8_t *dst2 = av_malloc(BUF_SIZE); + FilterParams param = { + .opacity = 1.0, + }; + +#define check_and_report(name, val) \ + param.mode = val; \ + ff_blend_init(¶m, 0); \ + if (check_func(param.blend, #name)) \ + check_blend_func(); + + check_and_report(addition, BLEND_ADDITION) + check_and_report(addition128, BLEND_ADDITION128) + check_and_report(and, BLEND_AND) + check_and_report(average, BLEND_AVERAGE) + check_and_report(darken, BLEND_DARKEN) + check_and_report(difference128, BLEND_DIFFERENCE128) + check_and_report(hardmix, BLEND_HARDMIX) + check_and_report(lighten, BLEND_LIGHTEN) + check_and_report(multiply, BLEND_MULTIPLY) + check_and_report(or, BLEND_OR) + check_and_report(phoenix, BLEND_PHOENIX) + check_and_report(screen, BLEND_SCREEN) + check_and_report(subtract, BLEND_SUBTRACT) + check_and_report(xor, BLEND_XOR) + check_and_report(difference, BLEND_DIFFERENCE) + check_and_report(negation, BLEND_NEGATION) + + report("8bit"); + + av_freep(&top1); + av_freep(&top2); + av_freep(&bot1); + av_freep(&bot2); + av_freep(&dst1); + av_freep(&dst2); +} |