LCOV - code coverage report
Current view: top level - tests/checkasm - jpeg2000dsp.c (source / functions) Hit Total Coverage
Test: coverage.info Lines: 46 48 95.8 %
Date: 2017-12-16 01:21:47 Functions: 3 3 100.0 %

          Line data    Source code
       1             : /*
       2             :  * Copyright (c) 2015 James Almer
       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 "checkasm.h"
      22             : #include "libavcodec/jpeg2000dsp.h"
      23             : #include "libavutil/common.h"
      24             : #include "libavutil/internal.h"
      25             : #include "libavutil/intreadwrite.h"
      26             : 
      27             : #define BUF_SIZE 512
      28             : 
      29             : #define randomize_buffers()                 \
      30             :     do {                                    \
      31             :         int i;                              \
      32             :         for (i = 0; i < BUF_SIZE*3; i++)    \
      33             :             src[i] = rnd();                 \
      34             :     } while (0)
      35             : 
      36             : #define randomize_buffers_float()                    \
      37             :     do {                                             \
      38             :         int i;                                       \
      39             :         for (i = 0; i < BUF_SIZE*3; i++)             \
      40             :             src[i] = (float)rnd() / (UINT_MAX >> 5); \
      41             :     } while (0)
      42             : 
      43           3 : static void check_rct_int(void)
      44             : {
      45           3 :     LOCAL_ALIGNED_32(int32_t, src, [BUF_SIZE*3]);
      46           3 :     LOCAL_ALIGNED_32(int32_t, ref, [BUF_SIZE*3]);
      47           3 :     LOCAL_ALIGNED_32(int32_t, new, [BUF_SIZE*3]);
      48           3 :     int32_t *ref0 = &ref[BUF_SIZE*0], *new0 = &new[BUF_SIZE*0];
      49           3 :     int32_t *ref1 = &ref[BUF_SIZE*1], *new1 = &new[BUF_SIZE*1];
      50           3 :     int32_t *ref2 = &ref[BUF_SIZE*2], *new2 = &new[BUF_SIZE*2];
      51             : 
      52           3 :     declare_func(void, void *src0, void *src1, void *src2, int csize);
      53             : 
      54           3 :     randomize_buffers();
      55           3 :     memcpy(ref, src, BUF_SIZE * 3 * sizeof(*src));
      56           3 :     memcpy(new, src, BUF_SIZE * 3 * sizeof(*src));
      57           3 :     call_ref(ref0, ref1, ref2, BUF_SIZE);
      58           3 :     call_new(new0, new1, new2, BUF_SIZE);
      59           6 :     if (memcmp(ref0, new0, BUF_SIZE * sizeof(*src)) ||
      60           6 :         memcmp(ref1, new1, BUF_SIZE * sizeof(*src)) ||
      61           3 :         memcmp(ref2, new2, BUF_SIZE * sizeof(*src)))
      62           0 :         fail();
      63           3 :     memcpy(new, src, BUF_SIZE * 3 * sizeof(*src));
      64           3 :     bench_new(new0, new1, new2, BUF_SIZE);
      65           3 : }
      66             : 
      67           4 : static void check_ict_float(void)
      68             : {
      69           4 :     LOCAL_ALIGNED_32(float, src, [BUF_SIZE*3]);
      70           4 :     LOCAL_ALIGNED_32(float, ref, [BUF_SIZE*3]);
      71           4 :     LOCAL_ALIGNED_32(float, new, [BUF_SIZE*3]);
      72           4 :     float *ref0 = &ref[BUF_SIZE*0], *new0 = &new[BUF_SIZE*0];
      73           4 :     float *ref1 = &ref[BUF_SIZE*1], *new1 = &new[BUF_SIZE*1];
      74           4 :     float *ref2 = &ref[BUF_SIZE*2], *new2 = &new[BUF_SIZE*2];
      75             : 
      76           4 :     declare_func(void, void *src0, void *src1, void *src2, int csize);
      77             : 
      78           4 :     randomize_buffers_float();
      79           4 :     memcpy(ref, src, BUF_SIZE * 3 * sizeof(*src));
      80           4 :     memcpy(new, src, BUF_SIZE * 3 * sizeof(*src));
      81           4 :     call_ref(ref0, ref1, ref2, BUF_SIZE);
      82           4 :     call_new(new0, new1, new2, BUF_SIZE);
      83           8 :     if (!float_near_abs_eps_array(ref0, new0, 1.0e-5, BUF_SIZE) ||
      84           8 :         !float_near_abs_eps_array(ref1, new1, 1.0e-5, BUF_SIZE) ||
      85           4 :         !float_near_abs_eps_array(ref2, new2, 1.0e-5, BUF_SIZE))
      86           0 :         fail();
      87           4 :     memcpy(new, src, BUF_SIZE * 3 * sizeof(*src));
      88           4 :     bench_new(new0, new1, new2, BUF_SIZE);
      89           4 : }
      90             : 
      91          13 : void checkasm_check_jpeg2000dsp(void)
      92             : {
      93             :     Jpeg2000DSPContext h;
      94             : 
      95          13 :     ff_jpeg2000dsp_init(&h);
      96             : 
      97          13 :     if (check_func(h.mct_decode[FF_DWT53], "jpeg2000_rct_int"))
      98           3 :         check_rct_int();
      99          13 :     if (check_func(h.mct_decode[FF_DWT97], "jpeg2000_ict_float"))
     100           4 :         check_ict_float();
     101             : 
     102          13 :     report("mct_decode");
     103          13 : }

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