LCOV - code coverage report
Current view: top level - tests/checkasm - llviddspenc.c (source / functions) Hit Total Coverage
Test: coverage.info Lines: 46 48 95.8 %
Date: 2018-02-20 21:25:12 Functions: 3 3 100.0 %

          Line data    Source code
       1             : /*
       2             :  * Copyright (c) 2016 Alexandra Hájková
       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 "libavutil/common.h"
      24             : #include "libavutil/intreadwrite.h"
      25             : #include "libavutil/mem.h"
      26             : 
      27             : #include "libavcodec/lossless_videoencdsp.h"
      28             : 
      29             : #include "checkasm.h"
      30             : 
      31             : #define randomize_buffers(buf, size)      \
      32             :     do {                                  \
      33             :         int j;                            \
      34             :         for (j = 0; j < size; j+=4)       \
      35             :             AV_WN32(buf + j, rnd());      \
      36             :     } while (0)
      37             : 
      38             : static const struct {uint8_t w, h, s;} planes[] = {
      39             :     {16,16,16}, {21,23,25}, {32,17,48}, {15,128,16}, {128,127,128}
      40             : };
      41             : 
      42             : #define MAX_STRIDE 128
      43             : #define MAX_HEIGHT 127
      44             : 
      45          13 : static void check_diff_bytes(LLVidEncDSPContext *c)
      46             : {
      47             :     int i;
      48          13 :     LOCAL_ALIGNED_32(uint8_t, dst0, [MAX_STRIDE]);
      49          13 :     LOCAL_ALIGNED_32(uint8_t, dst1, [MAX_STRIDE]);
      50          13 :     LOCAL_ALIGNED_32(uint8_t, src0, [MAX_STRIDE]);
      51          13 :     LOCAL_ALIGNED_32(uint8_t, src1, [MAX_STRIDE]);
      52          13 :     LOCAL_ALIGNED_32(uint8_t, src2, [MAX_STRIDE]);
      53          13 :     LOCAL_ALIGNED_32(uint8_t, src3, [MAX_STRIDE]);
      54             : 
      55          13 :     declare_func_emms(AV_CPU_FLAG_MMX, void, uint8_t *dst, const uint8_t *src1,
      56             :                       const uint8_t *src2, intptr_t w);
      57             : 
      58          13 :     memset(dst0, 0, MAX_STRIDE);
      59          13 :     memset(dst1, 0, MAX_STRIDE);
      60          13 :     randomize_buffers(src0, MAX_STRIDE);
      61          13 :     memcpy(src1, src0, MAX_STRIDE);
      62          13 :     randomize_buffers(src2, MAX_STRIDE);
      63          13 :     memcpy(src3, src2, MAX_STRIDE);
      64             : 
      65          13 :     if (check_func(c->diff_bytes, "diff_bytes")) {
      66          18 :         for (i = 0; i < 5; i ++) {
      67          15 :             call_ref(dst0, src0, src2, planes[i].w);
      68          15 :             call_new(dst1, src1, src3, planes[i].w);
      69          15 :             if (memcmp(dst0, dst1, planes[i].w))
      70           0 :                 fail();
      71             :         }
      72           3 :         bench_new(dst1, src0, src2, planes[4].w);
      73             :     }
      74          13 : }
      75             : 
      76          13 : static void check_sub_left_pred(LLVidEncDSPContext *c)
      77             : {
      78             :     int i;
      79          13 :     LOCAL_ALIGNED_32(uint8_t, dst0, [MAX_STRIDE * MAX_HEIGHT]);
      80          13 :     LOCAL_ALIGNED_32(uint8_t, dst1, [MAX_STRIDE * MAX_HEIGHT]);
      81          13 :     LOCAL_ALIGNED_32(uint8_t, src0, [MAX_STRIDE * MAX_HEIGHT]);
      82          13 :     LOCAL_ALIGNED_32(uint8_t, src1, [MAX_STRIDE * MAX_HEIGHT]);
      83             : 
      84          13 :     declare_func_emms(AV_CPU_FLAG_MMX, void, uint8_t *dst, const uint8_t *src,
      85             :                       ptrdiff_t stride, ptrdiff_t width, int height);
      86             : 
      87          13 :     memset(dst0, 0, MAX_STRIDE * MAX_HEIGHT);
      88          13 :     memset(dst1, 0, MAX_STRIDE * MAX_HEIGHT);
      89          13 :     randomize_buffers(src0, MAX_STRIDE * MAX_HEIGHT);
      90          13 :     memcpy(src1, src0, MAX_STRIDE * MAX_HEIGHT);
      91             : 
      92          13 :     if (check_func(c->sub_left_predict, "sub_left_predict")) {
      93           2 :         for (i = 0; i < 5; i ++) {
      94           2 :             call_ref(dst0, src0, planes[i].s, planes[i].w, planes[i].h);
      95           2 :             call_new(dst1, src1, planes[i].s, planes[i].w, planes[i].h);
      96           2 :             if (memcmp(dst0, dst1, planes[i].w * planes[i].h))
      97           0 :                 fail();
      98           2 :             break;
      99             :         }
     100           2 :         bench_new(dst1, src0, planes[4].s, planes[4].w, planes[4].h);
     101             :     }
     102          13 : }
     103             : 
     104          13 : void checkasm_check_llviddspenc(void)
     105             : {
     106             :     LLVidEncDSPContext c;
     107          13 :     ff_llvidencdsp_init(&c);
     108             : 
     109          13 :     check_diff_bytes(&c);
     110          13 :     report("diff_bytes");
     111             : 
     112          13 :     check_sub_left_pred(&c);
     113          13 :     report("sub_left_predict");
     114          13 : }

Generated by: LCOV version 1.13