FFmpeg coverage


Directory: ../../../ffmpeg/
File: src/libavcodec/fmtconvert.c
Date: 2022-07-05 19:52:29
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 "config.h"
24 #include "libavutil/attributes.h"
25 #include "avcodec.h"
26 #include "fmtconvert.h"
27
28 46370 static void int32_to_float_fmul_scalar_c(float *dst, const int32_t *src,
29 float mul, int len)
30 {
31 int i;
32
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11346018 for(i=0; i<len; i++)
33 11299648 dst[i] = src[i] * mul;
34 46370 }
35
36 static void int32_to_float_c(float *dst, const int32_t *src, intptr_t len)
37 {
38 int i;
39
40 for (i = 0; i < len; i++)
41 dst[i] = (float)src[i];
42 }
43
44 132 static void int32_to_float_fmul_array8_c(FmtConvertContext *c, float *dst,
45 const int32_t *src, const float *mul,
46 int len)
47 {
48 int i;
49
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5760 for (i = 0; i < len; i += 8)
50 5628 c->int32_to_float_fmul_scalar(&dst[i], &src[i], *mul++, 8);
51 132 }
52
53 93 av_cold void ff_fmt_convert_init(FmtConvertContext *c, AVCodecContext *avctx)
54 {
55 93 c->int32_to_float = int32_to_float_c;
56 93 c->int32_to_float_fmul_scalar = int32_to_float_fmul_scalar_c;
57 93 c->int32_to_float_fmul_array8 = int32_to_float_fmul_array8_c;
58
59 #if ARCH_AARCH64
60 ff_fmt_convert_init_aarch64(c, avctx);
61 #elif ARCH_ARM
62 ff_fmt_convert_init_arm(c, avctx);
63 #elif ARCH_PPC
64 ff_fmt_convert_init_ppc(c, avctx);
65 #elif ARCH_X86
66 93 ff_fmt_convert_init_x86(c, avctx);
67 #endif
68 #if HAVE_MIPSFPU
69 ff_fmt_convert_init_mips(c);
70 #endif
71 93 }
72