FFmpeg coverage

Directory:	../../../ffmpeg/
File:	src/tests/checkasm/pixblockdsp.c
Date:	2024-11-20 23:03:26

	Exec	Total	Coverage
Lines:	22	22	100.0%
Functions:	1	1	100.0%
Branches:	38	76	50.0%

  
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      /*
    
       * Copyright (c) 2015 Tiancheng "Timothy" Gu
    
       *
    
       * This file is part of FFmpeg.
    
       *
    
       * FFmpeg is free software; you can redistribute it and/or modify
    
       * it under the terms of the GNU General Public License as published by
    
       * the Free Software Foundation; either version 2 of the License, or
    
       * (at your option) any later version.
    
       *
    
       * FFmpeg is distributed in the hope that it will be useful,
    
       * but WITHOUT ANY WARRANTY; without even the implied warranty of
    
       * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
    
       * GNU General Public License for more details.
    
       *
    
       * You should have received a copy of the GNU General Public License along
    
       * with FFmpeg; if not, write to the Free Software Foundation, Inc.,
    
       * 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
    
       */
    
      #include <string.h>
    
      #include "checkasm.h"
    
      #include "libavcodec/pixblockdsp.h"
    
      #include "libavutil/common.h"
    
      #include "libavutil/internal.h"
    
      #include "libavutil/intreadwrite.h"
    
      #include "libavutil/mem_internal.h"
    
      #define BUF_UNITS 8
    
      #define BUF_SIZE (BUF_UNITS * 128 + 8 * BUF_UNITS)
    
      #define randomize_buffers()                 \
    
          do {                                    \
    
              int i;                              \
    
              for (i = 0; i < BUF_SIZE; i += 4) { \
    
                  uint32_t r = rnd();             \
    
                  AV_WN32A(src10 + i, r);         \
    
                  AV_WN32A(src11 + i, r);         \
    
                  r = rnd();                      \
    
                  AV_WN32A(src20 + i, r);         \
    
                  AV_WN32A(src21 + i, r);         \
    
                  r = rnd();                      \
    
                  AV_WN32A(dst0_ + i, r);         \
    
                  AV_WN32A(dst1_ + i, r);         \
    
              }                                   \
    
          } while (0)
    
      #define check_get_pixels(type, aligned)                                                    \
    
          do {                                                                                   \
    
              int i;                                                                             \
    
              declare_func(void, int16_t *block, const uint8_t *pixels, ptrdiff_t line_size);    \
    
                                                                                                 \
    
              for (i = 0; i < BUF_UNITS; i++) {                                              \
    
                  int src_offset = i * 64 * sizeof(type) + (aligned ? 8 : 1) * i;                \
    
                  int dst_offset = i * 64; /* dst must be aligned */                             \
    
                  randomize_buffers();                                                           \
    
                  call_ref(dst0 + dst_offset, src10 + src_offset, 8);                            \
    
                  call_new(dst1 + dst_offset, src11 + src_offset, 8);                            \
    
                  if (memcmp(src10, src11, BUF_SIZE)|| memcmp(dst0, dst1, BUF_SIZE)) \
    
                      fail();                                                                    \
    
                  bench_new(dst1 + dst_offset, src11 + src_offset, 8);                           \
    
              }                                                                                  \
    
          } while (0)
    
      #define check_diff_pixels(type, aligned)                                                   \
    
          do {                                                                                   \
    
              int i;                                                                             \
    
              declare_func(void, int16_t *restrict block, const uint8_t *s1, const uint8_t *s2, ptrdiff_t stride); \
    
                                                                                                 \
    
              for (i = 0; i < BUF_UNITS; i++) {                                              \
    
                  int src_offset = i * 64 * sizeof(type) + (aligned ? 8 : 1) * i;                \
    
                  int dst_offset = i * 64; /* dst must be aligned */                             \
    
                  randomize_buffers();                                                           \
    
                  call_ref(dst0 + dst_offset, src10 + src_offset, src20 + src_offset, 8);        \
    
                  call_new(dst1 + dst_offset, src11 + src_offset, src21 + src_offset, 8);        \
    
                  if (memcmp(src10, src11, BUF_SIZE) || memcmp(src20, src21, BUF_SIZE) || memcmp(dst0, dst1, BUF_SIZE)) \
    
                      fail();                                                                    \
    
                  bench_new(dst1 + dst_offset, src11 + src_offset, src21 + src_offset, 8);       \
    
              }                                                                                  \
    
          } while (0)
    
      13
      void checkasm_check_pixblockdsp(void)
    
      {
    
      13
          LOCAL_ALIGNED_16(uint8_t, src10, [BUF_SIZE]);
    
      13
          LOCAL_ALIGNED_16(uint8_t, src11, [BUF_SIZE]);
    
      13
          LOCAL_ALIGNED_16(uint8_t, src20, [BUF_SIZE]);
    
      13
          LOCAL_ALIGNED_16(uint8_t, src21, [BUF_SIZE]);
    
      13
          LOCAL_ALIGNED_16(uint8_t, dst0_, [BUF_SIZE]);
    
      13
          LOCAL_ALIGNED_16(uint8_t, dst1_, [BUF_SIZE]);
    
      13
          uint16_t *dst0 = (uint16_t *)dst0_;
    
      13
          uint16_t *dst1 = (uint16_t *)dst1_;
    
          PixblockDSPContext h;
    
      13
          AVCodecContext avctx = {
    
              .bits_per_raw_sample = 8,
    
          };
    
      13
          ff_pixblockdsp_init(&h, &avctx);
    
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      13
          if (check_func(h.get_pixels, "get_pixels"))
    
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      4370
              check_get_pixels(uint8_t, 1);
    
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      13
          if (check_func(h.get_pixels_unaligned, "get_pixels_unaligned"))
    
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      4370
              check_get_pixels(uint8_t, 0);
    
      13
          report("get_pixels");
    
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      13
          if (check_func(h.diff_pixels, "diff_pixels"))
    
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      4370
              check_diff_pixels(uint8_t, 1);
    
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      13
          if (check_func(h.diff_pixels_unaligned, "diff_pixels_unaligned"))
    
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      4370
              check_diff_pixels(uint8_t, 0);
    
      13
          report("diff_pixels");
    
      13
      }

Line	Branch	Exec	Source
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			#include "libavutil/mem_internal.h"
28
29			#define BUF_UNITS 8
30			#define BUF_SIZE (BUF_UNITS * 128 + 8 * BUF_UNITS)
31
32			#define randomize_buffers() \
33			do { \
34			int i; \
35			for (i = 0; i < BUF_SIZE; i += 4) { \
36			uint32_t r = rnd(); \
37			AV_WN32A(src10 + i, r); \
38			AV_WN32A(src11 + i, r); \
39			r = rnd(); \
40			AV_WN32A(src20 + i, r); \
41			AV_WN32A(src21 + i, r); \
42			r = rnd(); \
43			AV_WN32A(dst0_ + i, r); \
44			AV_WN32A(dst1_ + i, r); \
45			} \
46			} while (0)
47
48			#define check_get_pixels(type, aligned) \
49			do { \
50			int i; \
51			declare_func(void, int16_t block, const uint8_t pixels, ptrdiff_t line_size); \
52			\
53			for (i = 0; i < BUF_UNITS; i++) { \
54			int src_offset = i * 64 * sizeof(type) + (aligned ? 8 : 1) * i; \
55			int dst_offset = i * 64; /* dst must be aligned */ \
56			randomize_buffers(); \
57			call_ref(dst0 + dst_offset, src10 + src_offset, 8); \
58			call_new(dst1 + dst_offset, src11 + src_offset, 8); \
59			if (memcmp(src10, src11, BUF_SIZE)\|\| memcmp(dst0, dst1, BUF_SIZE)) \
60			fail(); \
61			bench_new(dst1 + dst_offset, src11 + src_offset, 8); \
62			} \
63			} while (0)
64
65			#define check_diff_pixels(type, aligned) \
66			do { \
67			int i; \
68			declare_func(void, int16_t restrict block, const uint8_t s1, const uint8_t *s2, ptrdiff_t stride); \
69			\
70			for (i = 0; i < BUF_UNITS; i++) { \
71			int src_offset = i * 64 * sizeof(type) + (aligned ? 8 : 1) * i; \
72			int dst_offset = i * 64; /* dst must be aligned */ \
73			randomize_buffers(); \
74			call_ref(dst0 + dst_offset, src10 + src_offset, src20 + src_offset, 8); \
75			call_new(dst1 + dst_offset, src11 + src_offset, src21 + src_offset, 8); \
76			if (memcmp(src10, src11, BUF_SIZE) \|\| memcmp(src20, src21, BUF_SIZE) \|\| memcmp(dst0, dst1, BUF_SIZE)) \
77			fail(); \
78			bench_new(dst1 + dst_offset, src11 + src_offset, src21 + src_offset, 8); \
79			} \
80			} while (0)
81
82		13	void checkasm_check_pixblockdsp(void)
83			{
84		13	LOCAL_ALIGNED_16(uint8_t, src10, [BUF_SIZE]);
85		13	LOCAL_ALIGNED_16(uint8_t, src11, [BUF_SIZE]);
86		13	LOCAL_ALIGNED_16(uint8_t, src20, [BUF_SIZE]);
87		13	LOCAL_ALIGNED_16(uint8_t, src21, [BUF_SIZE]);
88		13	LOCAL_ALIGNED_16(uint8_t, dst0_, [BUF_SIZE]);
89		13	LOCAL_ALIGNED_16(uint8_t, dst1_, [BUF_SIZE]);
90		13	uint16_t dst0 = (uint16_t )dst0_;
91		13	uint16_t dst1 = (uint16_t )dst1_;
92			PixblockDSPContext h;
93		13	AVCodecContext avctx = {
94			.bits_per_raw_sample = 8,
95			};
96
97		13	ff_pixblockdsp_init(&h, &avctx);
98
99	2/2 ✓ Branch 3 taken 2 times. ✓ Branch 4 taken 11 times.	13	if (check_func(h.get_pixels, "get_pixels"))
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101	2/2 ✓ Branch 3 taken 2 times. ✓ Branch 4 taken 11 times.	13	if (check_func(h.get_pixels_unaligned, "get_pixels_unaligned"))
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103
104		13	report("get_pixels");
105
106	2/2 ✓ Branch 3 taken 2 times. ✓ Branch 4 taken 11 times.	13	if (check_func(h.diff_pixels, "diff_pixels"))
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108	2/2 ✓ Branch 3 taken 2 times. ✓ Branch 4 taken 11 times.	13	if (check_func(h.diff_pixels_unaligned, "diff_pixels_unaligned"))
109	8/18 ✓ Branch 3 taken 4352 times. ✓ Branch 4 taken 16 times. ✓ Branch 12 taken 16 times. ✗ Branch 13 not taken. ✓ Branch 14 taken 16 times. ✗ Branch 15 not taken. ✗ Branch 16 not taken. ✓ Branch 17 taken 16 times. ✗ Branch 21 not taken. ✓ Branch 22 taken 16 times. ✗ Branch 31 not taken. ✗ Branch 32 not taken. ✗ Branch 33 not taken. ✗ Branch 34 not taken. ✗ Branch 35 not taken. ✗ Branch 36 not taken. ✓ Branch 39 taken 16 times. ✓ Branch 40 taken 2 times.	4370	check_diff_pixels(uint8_t, 0);
110
111		13	report("diff_pixels");
112		13	}
113