| 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 "fmtconvert.h" | ||
| 26 | |||
| 27 | 46478 | 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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11373774 | for(i=0; i<len; i++) |
| 32 | 11327296 | dst[i] = src[i] * mul; | |
| 33 | 46478 | } | |
| 34 | |||
| 35 | 132 | static void int32_to_float_fmul_array8_c(FmtConvertContext *c, float *dst, | |
| 36 | const int32_t *src, const float *mul, | ||
| 37 | int len) | ||
| 38 | { | ||
| 39 | int i; | ||
| 40 |
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5760 | for (i = 0; i < len; i += 8) |
| 41 | 5628 | c->int32_to_float_fmul_scalar(&dst[i], &src[i], *mul++, 8); | |
| 42 | 132 | } | |
| 43 | |||
| 44 | 98 | av_cold void ff_fmt_convert_init(FmtConvertContext *c) | |
| 45 | { | ||
| 46 | 98 | c->int32_to_float_fmul_scalar = int32_to_float_fmul_scalar_c; | |
| 47 | 98 | c->int32_to_float_fmul_array8 = int32_to_float_fmul_array8_c; | |
| 48 | |||
| 49 | #if ARCH_AARCH64 | ||
| 50 | ff_fmt_convert_init_aarch64(c); | ||
| 51 | #elif ARCH_ARM | ||
| 52 | ff_fmt_convert_init_arm(c); | ||
| 53 | #elif ARCH_PPC | ||
| 54 | ff_fmt_convert_init_ppc(c); | ||
| 55 | #elif ARCH_RISCV | ||
| 56 | ff_fmt_convert_init_riscv(c); | ||
| 57 | #elif ARCH_X86 | ||
| 58 | 98 | ff_fmt_convert_init_x86(c); | |
| 59 | #endif | ||
| 60 | #if HAVE_MIPSFPU | ||
| 61 | ff_fmt_convert_init_mips(c); | ||
| 62 | #endif | ||
| 63 | 98 | } | |
| 64 |