FFmpeg
vf_threshold.c
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1 /*
2  * This file is part of FFmpeg.
3  *
4  * FFmpeg is free software; you can redistribute it and/or modify
5  * it under the terms of the GNU General Public License as published by
6  * the Free Software Foundation; either version 2 of the License, or
7  * (at your option) any later version.
8  *
9  * FFmpeg is distributed in the hope that it will be useful,
10  * but WITHOUT ANY WARRANTY; without even the implied warranty of
11  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
12  * GNU General Public License for more details.
13  *
14  * You should have received a copy of the GNU General Public License along
15  * with FFmpeg; if not, write to the Free Software Foundation, Inc.,
16  * 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
17  */
18 
19 #include <string.h>
20 #include "checkasm.h"
21 #include "libavfilter/threshold.h"
22 #include "libavutil/intreadwrite.h"
23 #include "libavutil/mem_internal.h"
24 
25 #define WIDTH 256
26 #define WIDTH_PADDED 256 + 32
27 
28 #define randomize_buffers(buf, size) \
29  do { \
30  int j; \
31  uint8_t *tmp_buf = (uint8_t *)buf;\
32  for (j = 0; j < size; j++) \
33  tmp_buf[j] = rnd() & 0xFF; \
34  } while (0)
35 
36 static void check_threshold(int depth){
37  LOCAL_ALIGNED_32(uint8_t, in , [WIDTH_PADDED]);
38  LOCAL_ALIGNED_32(uint8_t, threshold, [WIDTH_PADDED]);
39  LOCAL_ALIGNED_32(uint8_t, min , [WIDTH_PADDED]);
40  LOCAL_ALIGNED_32(uint8_t, max , [WIDTH_PADDED]);
41  LOCAL_ALIGNED_32(uint8_t, out_ref , [WIDTH_PADDED]);
42  LOCAL_ALIGNED_32(uint8_t, out_new , [WIDTH_PADDED]);
43  ptrdiff_t line_size = WIDTH_PADDED;
44  int w = WIDTH;
45 
46  declare_func(void, const uint8_t *in, const uint8_t *threshold,
47  const uint8_t *min, const uint8_t *max, uint8_t *out,
48  ptrdiff_t ilinesize, ptrdiff_t tlinesize,
49  ptrdiff_t flinesize, ptrdiff_t slinesize,
50  ptrdiff_t olinesize, int w, int h);
51 
53  s.depth = depth;
55 
56  memset(in, 0, WIDTH_PADDED);
57  memset(threshold, 0, WIDTH_PADDED);
58  memset(min, 0, WIDTH_PADDED);
59  memset(max, 0, WIDTH_PADDED);
60  memset(out_ref, 0, WIDTH_PADDED);
61  memset(out_new, 0, WIDTH_PADDED);
63  randomize_buffers(threshold, WIDTH);
66 
67  if (depth == 16)
68  w /= 2;
69 
70  if (check_func(s.threshold, "threshold%d", depth)) {
71  call_ref(in, threshold, min, max, out_ref, line_size, line_size, line_size, line_size, line_size, w, 1);
72  call_new(in, threshold, min, max, out_new, line_size, line_size, line_size, line_size, line_size, w, 1);
73  if (memcmp(out_ref, out_new, WIDTH))
74  fail();
75  bench_new(in, threshold, min, max, out_new, line_size, line_size, line_size, line_size, line_size, w, 1);
76  }
77 }
78 
80 {
81  check_threshold(8);
82  report("threshold8");
83 
84  check_threshold(16);
85  report("threshold16");
86 }
WIDTH
#define WIDTH
Definition: vf_threshold.c:25
mem_internal.h
out
FILE * out
Definition: movenc.c:54
ff_threshold_init
void ff_threshold_init(ThresholdContext *s)
Definition: vf_threshold.c:231
threshold.h
w
uint8_t w
Definition: llviddspenc.c:39
checkasm_check_vf_threshold
void checkasm_check_vf_threshold(void)
Definition: vf_threshold.c:79
check_func
#define check_func(func,...)
Definition: checkasm.h:125
max
#define max(a, b)
Definition: cuda_runtime.h:33
call_ref
#define call_ref(...)
Definition: checkasm.h:140
fail
#define fail()
Definition: checkasm.h:134
checkasm.h
intreadwrite.h
s
#define s(width, name)
Definition: cbs_vp9.c:257
call_new
#define call_new(...)
Definition: checkasm.h:212
LOCAL_ALIGNED_32
#define LOCAL_ALIGNED_32(t, v,...)
Definition: mem_internal.h:136
randomize_buffers
#define randomize_buffers(buf, size)
Definition: vf_threshold.c:28
ThresholdContext
Definition: threshold.h:27
report
#define report
Definition: checkasm.h:137
bench_new
#define bench_new(...)
Definition: checkasm.h:272
check_threshold
static void check_threshold(int depth)
Definition: vf_threshold.c:36
WIDTH_PADDED
#define WIDTH_PADDED
Definition: vf_threshold.c:26
declare_func
#define declare_func(ret,...)
Definition: checkasm.h:129
h
h
Definition: vp9dsp_template.c:2038
min
float min
Definition: vorbis_enc_data.h:429