git.sesse.net Git - ffmpeg/blob - tests/checkasm/blockdsp.c

   1 /*
   2  * Copyright (c) 2015 Henrik Gramner
   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
  23 #include "checkasm.h"
  24
  25 #include "libavcodec/blockdsp.h"
  26
  27 #include "libavutil/common.h"
  28 #include "libavutil/internal.h"
  29 #include "libavutil/intreadwrite.h"
  30
  31 #define randomize_buffers(size)             \
  32     do {                                    \
  33         int i;                              \
  34         for (i = 0; i < size; i++) {        \
  35             uint16_t r = rnd();             \
  36             AV_WN16A(buf0 + i, r);          \
  37             AV_WN16A(buf1 + i, r);          \
  38         }                                   \
  39     } while (0)
  40
  41 #define check_clear(func, size)                                     \
  42 do {                                                                \
  43     if (check_func(h.func, "blockdsp." #func)) {                    \
  44         declare_func_emms(AV_CPU_FLAG_MMX, void, int16_t *block);   \
  45         randomize_buffers(size);                                    \
  46         call_ref(buf0);                                             \
  47         call_new(buf1);                                             \
  48         if (memcmp(buf0, buf1, sizeof(*buf0) * size))               \
  49             fail();                                                 \
  50         bench_new(buf0);                                            \
  51     }                                                               \
  52 } while (0)
  53
  54 void checkasm_check_blockdsp(void)
  55 {
  56     LOCAL_ALIGNED_32(uint16_t, buf0, [6 * 8 * 8]);
  57     LOCAL_ALIGNED_32(uint16_t, buf1, [6 * 8 * 8]);
  58
  59     AVCodecContext avctx = { 0 };
  60     BlockDSPContext h;
  61
  62     ff_blockdsp_init(&h, &avctx);
  63
  64     check_clear(clear_block,  8 * 8);
  65     check_clear(clear_blocks, 8 * 8 * 6);
  66
  67     report("blockdsp");
  68 }