1/* 2 * Copyright (c) 2016 Tiancheng "Timothy" Gu 3 * 4 * This file is part of FFmpeg. 5 * 6 * FFmpeg is free software; you can redistribute it and/or modify 7 * it under the terms of the GNU General Public License as published by 8 * the Free Software Foundation; either version 2 of the License, or 9 * (at your option) any later version. 10 * 11 * FFmpeg is distributed in the hope that it will be useful, 12 * but WITHOUT ANY WARRANTY; without even the implied warranty of 13 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the 14 * GNU General Public License for more details. 15 * 16 * You should have received a copy of the GNU General Public License along 17 * with FFmpeg; if not, write to the Free Software Foundation, Inc., 18 * 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA. 19 */ 20 21#include <string.h> 22#include "checkasm.h" 23#include "libavfilter/vf_blend_init.h" 24#include "libavutil/common.h" 25#include "libavutil/internal.h" 26#include "libavutil/intreadwrite.h" 27 28#define WIDTH 256 29#define HEIGHT 256 30#define BUF_UNITS 3 31#define SIZE_PER_UNIT (WIDTH * HEIGHT) 32#define BUF_SIZE (BUF_UNITS * SIZE_PER_UNIT) 33 34#define randomize_buffers() \ 35 do { \ 36 int i, j; \ 37 for (i = 0; i < HEIGHT; i++) { \ 38 for (j = 0; j < WIDTH; j++) { \ 39 top1[i * WIDTH + j] = \ 40 top2[i * WIDTH + j] = i; \ 41 bot1[i * WIDTH + j] = \ 42 bot2[i * WIDTH + j] = j; \ 43 } \ 44 } \ 45 for (i = 0; i < SIZE_PER_UNIT; i += 4) { \ 46 uint32_t r = rnd(); \ 47 AV_WN32A(dst1 + i, r); \ 48 AV_WN32A(dst2 + i, r); \ 49 } \ 50 for (; i < BUF_SIZE; i += 4) { \ 51 uint32_t r = rnd(); \ 52 AV_WN32A(top1 + i, r); \ 53 AV_WN32A(top2 + i, r); \ 54 r = rnd(); \ 55 AV_WN32A(bot1 + i, r); \ 56 AV_WN32A(bot2 + i, r); \ 57 r = rnd(); \ 58 AV_WN32A(dst1 + i, r); \ 59 AV_WN32A(dst2 + i, r); \ 60 } \ 61 } while (0) 62 63#define check_blend_func(depth) \ 64 do { \ 65 int i, w; \ 66 declare_func(void, const uint8_t *top, ptrdiff_t top_linesize, \ 67 const uint8_t *bottom, ptrdiff_t bottom_linesize, \ 68 uint8_t *dst, ptrdiff_t dst_linesize, \ 69 ptrdiff_t width, ptrdiff_t height, \ 70 struct FilterParams *param, double *values); \ 71 w = WIDTH / depth; \ 72 \ 73 for (i = 0; i < BUF_UNITS - 1; i++) { \ 74 int src_offset = i * SIZE_PER_UNIT + (BUF_UNITS - 1 - i) * depth; /* Test various alignments */ \ 75 int dst_offset = i * SIZE_PER_UNIT; /* dst must be aligned */ \ 76 randomize_buffers(); \ 77 call_ref(top1 + src_offset, w, bot1 + src_offset, w, \ 78 dst1 + dst_offset, w, w, HEIGHT, ¶m, NULL); \ 79 call_new(top2 + src_offset, w, bot2 + src_offset, w, \ 80 dst2 + dst_offset, w, w, HEIGHT, ¶m, NULL); \ 81 if (memcmp(top1, top2, BUF_SIZE) || memcmp(bot1, bot2, BUF_SIZE) || memcmp(dst1, dst2, BUF_SIZE)) \ 82 fail(); \ 83 } \ 84 bench_new(top2, w / 4, bot2, w / 4, dst2, w / 4, \ 85 w / 4, HEIGHT / 4, ¶m, NULL); \ 86 } while (0) 87 88void checkasm_check_blend(void) 89{ 90 uint8_t *top1 = av_malloc(BUF_SIZE); 91 uint8_t *top2 = av_malloc(BUF_SIZE); 92 uint8_t *bot1 = av_malloc(BUF_SIZE); 93 uint8_t *bot2 = av_malloc(BUF_SIZE); 94 uint8_t *dst1 = av_malloc(BUF_SIZE); 95 uint8_t *dst2 = av_malloc(BUF_SIZE); 96 FilterParams param = { 97 .opacity = 1.0, 98 }; 99 100#define check_and_report(name, val, depth) \ 101 param.mode = val; \ 102 ff_blend_init(¶m, depth * 8); \ 103 if (check_func(param.blend, #name)) \ 104 check_blend_func(depth); 105 106 check_and_report(addition, BLEND_ADDITION, 1) 107 check_and_report(grainmerge, BLEND_GRAINMERGE, 1) 108 check_and_report(and, BLEND_AND, 1) 109 check_and_report(average, BLEND_AVERAGE, 1) 110 check_and_report(darken, BLEND_DARKEN, 1) 111 check_and_report(grainextract, BLEND_GRAINEXTRACT, 1) 112 check_and_report(hardmix, BLEND_HARDMIX, 1) 113 check_and_report(lighten, BLEND_LIGHTEN, 1) 114 check_and_report(multiply, BLEND_MULTIPLY, 1) 115 check_and_report(or, BLEND_OR, 1) 116 check_and_report(phoenix, BLEND_PHOENIX, 1) 117 check_and_report(screen, BLEND_SCREEN, 1) 118 check_and_report(subtract, BLEND_SUBTRACT, 1) 119 check_and_report(xor, BLEND_XOR, 1) 120 check_and_report(difference, BLEND_DIFFERENCE, 1) 121 check_and_report(extremity, BLEND_EXTREMITY, 1) 122 check_and_report(negation, BLEND_NEGATION, 1) 123 124 report("8bit"); 125 126 check_and_report(addition_16, BLEND_ADDITION, 2) 127 check_and_report(grainmerge_16, BLEND_GRAINMERGE, 2) 128 check_and_report(and_16, BLEND_AND, 2) 129 check_and_report(average_16, BLEND_AVERAGE, 2) 130 check_and_report(darken_16, BLEND_DARKEN, 2) 131 check_and_report(grainextract_16, BLEND_GRAINEXTRACT, 2) 132 check_and_report(difference_16, BLEND_DIFFERENCE, 2) 133 check_and_report(extremity_16, BLEND_EXTREMITY, 2) 134 check_and_report(negation_16, BLEND_NEGATION, 2) 135 check_and_report(lighten_16, BLEND_LIGHTEN, 2) 136 check_and_report(or_16, BLEND_OR, 2) 137 check_and_report(phoenix_16, BLEND_PHOENIX, 2) 138 check_and_report(subtract_16, BLEND_SUBTRACT, 2) 139 check_and_report(xor_16, BLEND_SUBTRACT, 2) 140 141 report("16bit"); 142 143 av_freep(&top1); 144 av_freep(&top2); 145 av_freep(&bot1); 146 av_freep(&bot2); 147 av_freep(&dst1); 148 av_freep(&dst2); 149} 150