FFmpeg coverage

Directory: ../../../ffmpeg/
File: src/tests/checkasm/aacencdsp.c
Date: 2024-11-20 23:03:26
Exec Total Coverage
Lines: 38 40 95.0%
Functions: 3 3 100.0%
Branches: 20 36 55.6%
Line Branch Exec Source
1 /*
2 * Copyright (c) 2023 Institue of Software Chinese Academy of Sciences (ISCAS).
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/mem_internal.h"
24
25 #include "libavcodec/aacenc_utils.h"
26 #include "libavcodec/aacencdsp.h"
27 #include "libavcodec/aactab.h"
28
29 #include "checkasm.h"
30
31 #define randomize_float(buf, len) \
32 do { \
33 int i; \
34 for (i = 0; i < len; i++) { \
35 float f = (float)rnd() / (UINT_MAX >> 5) - 16.0f; \
36 buf[i] = f; \
37 } \
38 } while (0)
39
40 #define randomize_elem(tab) (tab[rnd() % FF_ARRAY_ELEMS(tab)])
41
42 13 static void test_abs_pow34(AACEncDSPContext *s)
43 {
44 #define BUF_SIZE 1024
45 13 LOCAL_ALIGNED_32(float, in, [BUF_SIZE]);
46
47 13 declare_func(void, float *, const float *, int);
48
49
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 13325 randomize_float(in, BUF_SIZE);
50
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 13 if (check_func(s->abs_pow34, "abs_pow34")) {
52 2 LOCAL_ALIGNED_32(float, out, [BUF_SIZE]);
53 2 LOCAL_ALIGNED_32(float, out2, [BUF_SIZE]);
54
55 2 call_ref(out, in, BUF_SIZE);
56 2 call_new(out2, in, BUF_SIZE);
57
58
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 2 if (!float_near_ulp_array(out, out2, 1, BUF_SIZE))
59 ✗ fail();
60
61
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 2 bench_new(out, in, BUF_SIZE);
62 }
63
64 13 report("abs_pow34");
65 13 }
66
67 13 static void test_quant_bands(AACEncDSPContext *s)
68 {
69 13 int maxval = randomize_elem(aac_cb_maxval);
70 13 float q34 = randomize_elem(ff_aac_pow34sf_tab);
71
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 13 float rounding = (rnd() & 1) ? ROUND_TO_ZERO : ROUND_STANDARD;
72 13 LOCAL_ALIGNED_16(float, in, [BUF_SIZE]);
73 13 LOCAL_ALIGNED_16(float, scaled, [BUF_SIZE]);
74
75 13 declare_func(void, int *, const float *, const float *, int, int, int,
76 const float, const float);
77
78
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 13325 randomize_float(in, BUF_SIZE);
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 13325 randomize_float(scaled, BUF_SIZE);
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 39 for (int sign = 0; sign <= 1; sign++) {
82
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 26 if (check_func(s->quant_bands, "quant_bands_%s",
83 sign ? "signed" : "unsigned")) {
84 6 LOCAL_ALIGNED_32(int, out, [BUF_SIZE]);
85 6 LOCAL_ALIGNED_32(int, out2, [BUF_SIZE]);
86
87 6 call_ref(out, in, scaled, BUF_SIZE, sign, maxval, q34, rounding);
88 6 call_new(out2, in, scaled, BUF_SIZE, sign, maxval, q34, rounding);
89
90
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 6 if (memcmp(out, out2, BUF_SIZE * sizeof (int)))
91 ✗ fail();
92
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 6 bench_new(out, in, scaled, BUF_SIZE, sign, maxval, q34, rounding);
94 }
95 }
96
97 13 report("quant_bands");
98 13 }
99
100 13 void checkasm_check_aacencdsp(void)
101 {
102 13 AACEncDSPContext s = { 0 };
103 13 ff_aacenc_dsp_init(&s);
104
105 13 test_abs_pow34(&s);
106 13 test_quant_bands(&s);
107 13 }
108