LCOV - code coverage report
Current view: top level - tests/checkasm - pixblockdsp.c (source / functions) Hit Total Coverage
Test: coverage.info Lines: 18 18 100.0 %
Date: 2017-12-16 01:21:47 Functions: 1 1 100.0 %

          Line data    Source code
       1             : /*
       2             :  * Copyright (c) 2015 Tiancheng "Timothy" Gu
       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/pixblockdsp.h"
      24             : #include "libavutil/common.h"
      25             : #include "libavutil/internal.h"
      26             : #include "libavutil/intreadwrite.h"
      27             : 
      28             : #define BUF_UNITS 8
      29             : #define BUF_SIZE (BUF_UNITS * 128 + 8 * BUF_UNITS)
      30             : 
      31             : #define randomize_buffers()                 \
      32             :     do {                                    \
      33             :         int i;                              \
      34             :         for (i = 0; i < BUF_SIZE; i += 4) { \
      35             :             uint32_t r = rnd();             \
      36             :             AV_WN32A(src10 + i, r);         \
      37             :             AV_WN32A(src11 + i, r);         \
      38             :             r = rnd();                      \
      39             :             AV_WN32A(src20 + i, r);         \
      40             :             AV_WN32A(src21 + i, r);         \
      41             :             r = rnd();                      \
      42             :             AV_WN32A(dst0_ + i, r);         \
      43             :             AV_WN32A(dst1_ + i, r);         \
      44             :         }                                   \
      45             :     } while (0)
      46             : 
      47             : #define check_get_pixels(type)                                                             \
      48             :     do {                                                                                   \
      49             :         int i;                                                                             \
      50             :         declare_func_emms(AV_CPU_FLAG_MMX, void, int16_t *block, const uint8_t *pixels, ptrdiff_t line_size);    \
      51             :                                                                                            \
      52             :         for (i = 0; i < BUF_UNITS; i++) {                                              \
      53             :             int src_offset = i * 64 * sizeof(type) + 8 * i; /* Test various alignments */      \
      54             :             int dst_offset = i * 64; /* dst must be aligned */                             \
      55             :             randomize_buffers();                                                           \
      56             :             call_ref(dst0 + dst_offset, src10 + src_offset, 8);                            \
      57             :             call_new(dst1 + dst_offset, src11 + src_offset, 8);                            \
      58             :             if (memcmp(src10, src11, BUF_SIZE)|| memcmp(dst0, dst1, BUF_SIZE)) \
      59             :                 fail();                                                                    \
      60             :             bench_new(dst1 + dst_offset, src11 + src_offset, 8);                           \
      61             :         }                                                                                  \
      62             :     } while (0)
      63             : 
      64             : #define check_diff_pixels(type)                                                            \
      65             :     do {                                                                                   \
      66             :         int i;                                                                             \
      67             :         declare_func_emms(AV_CPU_FLAG_MMX, void, int16_t *av_restrict block, const uint8_t *s1, const uint8_t *s2, ptrdiff_t stride); \
      68             :                                                                                            \
      69             :         for (i = 0; i < BUF_UNITS; i++) {                                              \
      70             :             int src_offset = i * 64 * sizeof(type) + 8 * i; /* Test various alignments */      \
      71             :             int dst_offset = i * 64; /* dst must be aligned */                             \
      72             :             randomize_buffers();                                                           \
      73             :             call_ref(dst0 + dst_offset, src10 + src_offset, src20 + src_offset, 8);        \
      74             :             call_new(dst1 + dst_offset, src11 + src_offset, src21 + src_offset, 8);        \
      75             :             if (memcmp(src10, src11, BUF_SIZE) || memcmp(src20, src21, BUF_SIZE) || memcmp(dst0, dst1, BUF_SIZE)) \
      76             :                 fail();                                                                    \
      77             :             bench_new(dst1 + dst_offset, src11 + src_offset, src21 + src_offset, 8);       \
      78             :         }                                                                                  \
      79             :     } while (0)
      80             : 
      81          13 : void checkasm_check_pixblockdsp(void)
      82             : {
      83          13 :     LOCAL_ALIGNED_16(uint8_t, src10, [BUF_SIZE]);
      84          13 :     LOCAL_ALIGNED_16(uint8_t, src11, [BUF_SIZE]);
      85          13 :     LOCAL_ALIGNED_16(uint8_t, src20, [BUF_SIZE]);
      86          13 :     LOCAL_ALIGNED_16(uint8_t, src21, [BUF_SIZE]);
      87          13 :     LOCAL_ALIGNED_16(uint8_t, dst0_, [BUF_SIZE]);
      88          13 :     LOCAL_ALIGNED_16(uint8_t, dst1_, [BUF_SIZE]);
      89          13 :     uint16_t *dst0 = (uint16_t *)dst0_;
      90          13 :     uint16_t *dst1 = (uint16_t *)dst1_;
      91             :     PixblockDSPContext h;
      92          13 :     AVCodecContext avctx = {
      93             :         .bits_per_raw_sample = 8,
      94             :     };
      95             : 
      96          13 :     ff_pixblockdsp_init(&h, &avctx);
      97             : 
      98          13 :     if (check_func(h.get_pixels, "get_pixels"))
      99           3 :         check_get_pixels(uint8_t);
     100             : 
     101          13 :     report("get_pixels");
     102             : 
     103          13 :     if (check_func(h.diff_pixels, "diff_pixels"))
     104           3 :         check_diff_pixels(uint8_t);
     105             : 
     106          13 :     report("diff_pixels");
     107          13 : }

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