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

   1 /*
   2  * Copyright (c) 2016 Ronald S. Bultje <rsbultje@gmail.com>
   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 "libavcodec/videodsp.h"
  24 #include "libavutil/internal.h"
  25 #include "libavutil/intreadwrite.h"
  26
  27 #define randomize_buffers(w, h)                         \
  28     do {                                                \
  29         int i;                                          \
  30         for (i = 0; i < w * h * sizeof(*src0); i += 4)  \
  31             AV_WN32A(((uint8_t *) src0) + i, rnd());    \
  32     } while (0)
  33
  34 #define iter_1d(type, fix, fix_val, var, var_start, var_end)        \
  35     for (fix = fix_val, var = var_start; var <= var_end; var++) {   \
  36         call_ref((type *) dst0, (const type *) (src0 + y * pw + x), \
  37                  bw * sizeof(type), pw * sizeof(type),              \
  38                  bw, bh, x, y, pw, ph);                             \
  39         call_new((type *) dst1, (const type *) (src1 + y * pw + x), \
  40                  bw * sizeof(type), pw * sizeof(type),              \
  41                  bw, bh, x, y, pw, ph);                             \
  42         if (memcmp(dst0, dst1, bw * bh * sizeof(type)))             \
  43             fail();                                                 \
  44         bench_new((type *) dst1, (const type *) (src1 + y * pw + x),\
  45                   bw * sizeof(type), pw * sizeof(type),             \
  46                   bw, bh, x, y, pw, ph);                            \
  47     }
  48
  49 #define check_emu_edge_size(type, src_w, src_h, dst_w, dst_h)   \
  50     do {                                                        \
  51         LOCAL_ALIGNED_16(type, src0, [src_w * src_h]);          \
  52         LOCAL_ALIGNED_16(type, src1, [src_w * src_h]);          \
  53         int bw = dst_w, bh = dst_h;                             \
  54         int pw = src_w, ph = src_h;                             \
  55         int y, x;                                               \
  56         randomize_buffers(src_w, src_h);                        \
  57         memcpy(src1, src0, pw * ph * sizeof(type));             \
  58         iter_1d(type, y, 0 - src_h, x, 0 - src_w, src_w - 0);   \
  59         iter_1d(type, x, src_w - 0, y, 0 - src_h, src_h - 0);   \
  60         iter_1d(type, y, src_h - 0, x, 0 - src_w, src_w - 0);   \
  61         iter_1d(type, x, 0 - src_w, y, 0 - src_h, src_h - 0);   \
  62     } while (0)
  63
  64 #define check_emu_edge(type)                                    \
  65     do {                                                        \
  66         LOCAL_ALIGNED_16(type, dst0, [64 * 64]);                \
  67         LOCAL_ALIGNED_16(type, dst1, [64 * 64]);                \
  68         declare_func_emms(AV_CPU_FLAG_MMX | AV_CPU_FLAG_MMXEXT, \
  69                           void, type *dst, const type *src,     \
  70                           ptrdiff_t dst_linesize,               \
  71                           ptrdiff_t src_linesize,               \
  72                           int block_w, int block_h,             \
  73                           int src_x, int src_y,                 \
  74                           int src_w, int src_h);                \
  75         check_emu_edge_size(type, 16,  1, 64, 64);              \
  76         check_emu_edge_size(type, 16, 16, 64, 64);              \
  77         check_emu_edge_size(type, 64, 64, 64, 64);              \
  78     } while (0)
  79
  80 void checkasm_check_videodsp(void)
  81 {
  82     VideoDSPContext vdsp;
  83
  84     ff_videodsp_init(&vdsp, 8);
  85     if (check_func(vdsp.emulated_edge_mc, "emulated_edge_mc_8"))
  86         check_emu_edge(uint8_t);
  87
  88     report("emulated_edge_mc");
  89 }