LCOV - code coverage report
Current view: top level - tests/checkasm - fmtconvert.c (source / functions) Hit Total Coverage
Test: coverage.info Lines: 30 35 85.7 %
Date: 2017-12-16 01:21:47 Functions: 1 1 100.0 %

          Line data    Source code
       1             : /*
       2             :  * Copyright (c) 2015 Janne Grunau
       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 <math.h>
      22             : #include <stdint.h>
      23             : #include <string.h>
      24             : 
      25             : #include "libavutil/internal.h"
      26             : #include "libavutil/common.h"
      27             : #include "libavcodec/fmtconvert.h"
      28             : 
      29             : #include "checkasm.h"
      30             : 
      31             : #define BUF_SIZE 1024
      32             : 
      33             : #define randomize_input(len)                                    \
      34             :     do {                                                        \
      35             :         int k;                                                  \
      36             :         for (k = 0; k < len; k++) {                             \
      37             :             in[k] = rnd() - INT32_MAX;                         \
      38             :         }                                                       \
      39             :         for (     ; k < BUF_SIZE; k++) {                        \
      40             :             in[k] = INT32_MAX;                                  \
      41             :         }                                                       \
      42             :     } while (0)
      43             : 
      44          13 : void checkasm_check_fmtconvert(void)
      45             : {
      46             :     FmtConvertContext c;
      47          13 :     LOCAL_ALIGNED(32, float,   dst0, [BUF_SIZE]);
      48          13 :     LOCAL_ALIGNED(32, float,   dst1, [BUF_SIZE]);
      49          13 :     LOCAL_ALIGNED(32, int32_t, in,   [BUF_SIZE]);
      50             :     float scale_arr[128];
      51          13 :     int length[] = {8, 16, 24, 56, 72, 128, 512, 520, 656, 768, 992};
      52             :     int i, j;
      53             : 
      54        1677 :     for (i = 0; i < FF_ARRAY_ELEMS(scale_arr); i++)
      55        1664 :         scale_arr[i] = (FF_ARRAY_ELEMS(scale_arr) - FF_ARRAY_ELEMS(scale_arr) / 2) / 13;
      56             : 
      57          13 :     ff_fmt_convert_init(&c, NULL);
      58             : 
      59          13 :     memset(dst0, 0, sizeof(*dst0) * BUF_SIZE);
      60          13 :     memset(dst1, 0, sizeof(*dst1) * BUF_SIZE);
      61             : 
      62          13 :     if (check_func(c.int32_to_float_fmul_scalar, "int32_to_float_fmul_scalar")) {
      63           3 :         declare_func(void, float *, const int32_t *, float, int);
      64             : 
      65         387 :         for (i = 0; i < FF_ARRAY_ELEMS(scale_arr); i++) {
      66        4608 :             for (j = 0; j < FF_ARRAY_ELEMS(length); j++) {
      67             : 
      68        4224 :                 randomize_input(length[j]);
      69             : 
      70        4224 :                 call_ref(dst0, in, scale_arr[i], length[j]);
      71        4224 :                 call_new(dst1, in, scale_arr[i], length[j]);
      72             : 
      73        4224 :                 if (!float_near_ulp_array(dst0, dst1, 3, length[j])) {
      74           0 :                     fail();
      75           0 :                     break;
      76             :                 }
      77             : 
      78        4224 :                 bench_new(dst1, in, scale_arr[i], length[j]);
      79             :             }
      80             :         }
      81             :     }
      82          13 :     if (check_func(c.int32_to_float_fmul_array8, "int32_to_float_fmul_array8")) {
      83           3 :         declare_func(void, FmtConvertContext *, float *, const int32_t *,
      84             :                      const float *, int);
      85             : 
      86          15 :         for (i = 0; i < 4; i++) {
      87         144 :             for (j = 0; j < FF_ARRAY_ELEMS(length); j++) {
      88             : 
      89         132 :                 randomize_input(length[j]);
      90             : 
      91         132 :                 call_ref(&c, dst0, in, scale_arr, length[j]);
      92         132 :                 call_new(&c, dst1, in, scale_arr, length[j]);
      93             : 
      94         132 :                 if (!float_near_ulp_array(dst0, dst1, 3, length[j])) {
      95           0 :                     fail();
      96           0 :                     fprintf(stderr, "int32_to_float_fmul_array8: len: %d\n", length[j]);
      97           0 :                     break;
      98             :                 }
      99             : 
     100         132 :                 bench_new(&c, dst1, in, scale_arr, length[j]);
     101             :             }
     102             :         }
     103             :     }
     104          13 :     report("fmtconvert");
     105          13 : }

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