| /* |
| * Copyright (c) 2016 Alexandra Hájková |
| * |
| * 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 "libavutil/common.h" |
| #include "libavutil/intreadwrite.h" |
| #include "libavutil/mem.h" |
| |
| #include "libavcodec/lossless_videodsp.h" |
| |
| #include "checkasm.h" |
| |
| #define randomize_buffers(buf, size) \ |
| do { \ |
| int j; \ |
| for (j = 0; j < size; j++) \ |
| buf[j] = rnd() & 0xFF; \ |
| } while (0) |
| |
| static void check_add_bytes(LLVidDSPContext c, int width) |
| { |
| uint8_t *src0 = av_mallocz(width); |
| uint8_t *src1 = av_mallocz(width); |
| uint8_t *dst0 = av_mallocz(width); |
| uint8_t *dst1 = av_mallocz(width); |
| declare_func_emms(AV_CPU_FLAG_MMX, void, uint8_t *dst, uint8_t *src, ptrdiff_t w); |
| |
| if (!src0 || !src1 || !dst0 || !dst1) |
| fail(); |
| |
| randomize_buffers(src0, width); |
| memcpy(src1, src0, width); |
| |
| if (check_func(c.add_bytes, "add_bytes")) { |
| call_ref(dst0, src0, width); |
| call_new(dst1, src1, width); |
| if (memcmp(dst0, dst1, width)) |
| fail(); |
| bench_new(dst1, src1, width); |
| } |
| |
| av_free(src0); |
| av_free(src1); |
| av_free(dst0); |
| av_free(dst1); |
| } |
| |
| void checkasm_check_llviddsp(void) |
| { |
| LLVidDSPContext c; |
| int width = 16 * av_clip(rnd(), 16, 128); |
| |
| ff_llviddsp_init(&c); |
| |
| check_add_bytes(c, width); |
| |
| report("add_bytes"); |
| } |