| Line | Branch | Exec | Source |
|---|---|---|---|
| 1 | /* | ||
| 2 | * This file is part of FFmpeg. | ||
| 3 | * | ||
| 4 | * FFmpeg is free software; you can redistribute it and/or | ||
| 5 | * modify it under the terms of the GNU Lesser General Public | ||
| 6 | * License as published by the Free Software Foundation; either | ||
| 7 | * version 2.1 of the License, or (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 GNU | ||
| 12 | * Lesser General Public License for more details. | ||
| 13 | * | ||
| 14 | * You should have received a copy of the GNU Lesser General Public | ||
| 15 | * License along with FFmpeg; if not, write to the Free Software | ||
| 16 | * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA | ||
| 17 | */ | ||
| 18 | |||
| 19 | #include <stdint.h> | ||
| 20 | |||
| 21 | #include "libavutil/attributes.h" | ||
| 22 | #include "libavutil/bswap.h" | ||
| 23 | #include "bswapdsp.h" | ||
| 24 | |||
| 25 | 9862 | static void bswap_buf(uint32_t *dst, const uint32_t *src, int w) | |
| 26 | { | ||
| 27 | int i; | ||
| 28 | |||
| 29 |
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22386528 | for (i = 0; i + 8 <= w; i += 8) { |
| 30 | 22376666 | dst[i + 0] = av_bswap32(src[i + 0]); | |
| 31 | 22376666 | dst[i + 1] = av_bswap32(src[i + 1]); | |
| 32 | 22376666 | dst[i + 2] = av_bswap32(src[i + 2]); | |
| 33 | 22376666 | dst[i + 3] = av_bswap32(src[i + 3]); | |
| 34 | 22376666 | dst[i + 4] = av_bswap32(src[i + 4]); | |
| 35 | 22376666 | dst[i + 5] = av_bswap32(src[i + 5]); | |
| 36 | 22376666 | dst[i + 6] = av_bswap32(src[i + 6]); | |
| 37 | 22376666 | dst[i + 7] = av_bswap32(src[i + 7]); | |
| 38 | } | ||
| 39 |
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38562 | for (; i < w; i++) |
| 40 | 28700 | dst[i + 0] = av_bswap32(src[i + 0]); | |
| 41 | 9862 | } | |
| 42 | |||
| 43 | 2156 | static void bswap16_buf(uint16_t *dst, const uint16_t *src, int len) | |
| 44 | { | ||
| 45 |
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5327615 | while (len--) |
| 46 | 5325459 | *dst++ = av_bswap16(*src++); | |
| 47 | 2156 | } | |
| 48 | |||
| 49 | 2317 | av_cold void ff_bswapdsp_init(BswapDSPContext *c) | |
| 50 | { | ||
| 51 | 2317 | c->bswap_buf = bswap_buf; | |
| 52 | 2317 | c->bswap16_buf = bswap16_buf; | |
| 53 | |||
| 54 | #if ARCH_RISCV | ||
| 55 | ff_bswapdsp_init_riscv(c); | ||
| 56 | #elif ARCH_X86 | ||
| 57 | 2317 | ff_bswapdsp_init_x86(c); | |
| 58 | #endif | ||
| 59 | 2317 | } | |
| 60 |