FFmpeg coverage


Directory: ../../../ffmpeg/
File: src/libavcodec/fmtconvert.c
Date: 2021-09-24 20:55:06
Exec Total Coverage
Lines: 14 17 82.4%
Branches: 4 6 66.7%

Line Branch Exec Source
1 /*
2 * Format Conversion Utils
3 * Copyright (c) 2000, 2001 Fabrice Bellard
4 * Copyright (c) 2002-2004 Michael Niedermayer <michaelni@gmx.at>
5 *
6 * This file is part of FFmpeg.
7 *
8 * FFmpeg is free software; you can redistribute it and/or
9 * modify it under the terms of the GNU Lesser General Public
10 * License as published by the Free Software Foundation; either
11 * version 2.1 of the License, or (at your option) any later version.
12 *
13 * FFmpeg is distributed in the hope that it will be useful,
14 * but WITHOUT ANY WARRANTY; without even the implied warranty of
15 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
16 * Lesser General Public License for more details.
17 *
18 * You should have received a copy of the GNU Lesser General Public
19 * License along with FFmpeg; if not, write to the Free Software
20 * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
21 */
22
23 #include "avcodec.h"
24 #include "fmtconvert.h"
25 #include "libavutil/common.h"
26
27 46268 static void int32_to_float_fmul_scalar_c(float *dst, const int32_t *src,
28 float mul, int len)
29 {
30 int i;
31
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11319804 for(i=0; i<len; i++)
32 11273536 dst[i] = src[i] * mul;
33 46268 }
34
35 static void int32_to_float_c(float *dst, const int32_t *src, intptr_t len)
36 {
37 int i;
38
39 for (i = 0; i < len; i++)
40 dst[i] = (float)src[i];
41 }
42
43 132 static void int32_to_float_fmul_array8_c(FmtConvertContext *c, float *dst,
44 const int32_t *src, const float *mul,
45 int len)
46 {
47 int i;
48
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5760 for (i = 0; i < len; i += 8)
49 5628 c->int32_to_float_fmul_scalar(&dst[i], &src[i], *mul++, 8);
50 132 }
51
52 78 av_cold void ff_fmt_convert_init(FmtConvertContext *c, AVCodecContext *avctx)
53 {
54 78 c->int32_to_float = int32_to_float_c;
55 78 c->int32_to_float_fmul_scalar = int32_to_float_fmul_scalar_c;
56 78 c->int32_to_float_fmul_array8 = int32_to_float_fmul_array8_c;
57
58 if (ARCH_AARCH64)
59 ff_fmt_convert_init_aarch64(c, avctx);
60 if (ARCH_ARM)
61 ff_fmt_convert_init_arm(c, avctx);
62 if (ARCH_PPC)
63 ff_fmt_convert_init_ppc(c, avctx);
64 if (ARCH_X86)
65 78 ff_fmt_convert_init_x86(c, avctx);
66 if (HAVE_MIPSFPU)
67 ff_fmt_convert_init_mips(c);
68 78 }
69