2 * This file is part of FFmpeg.
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.
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.
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
21 #include "libavutil/attributes.h"
22 #include "libavutil/bswap.h"
25 static void bswap_buf(uint32_t *dst
, const uint32_t *src
, int w
)
29 for (i
= 0; i
+ 8 <= w
; i
+= 8) {
30 dst
[i
+ 0] = av_bswap32(src
[i
+ 0]);
31 dst
[i
+ 1] = av_bswap32(src
[i
+ 1]);
32 dst
[i
+ 2] = av_bswap32(src
[i
+ 2]);
33 dst
[i
+ 3] = av_bswap32(src
[i
+ 3]);
34 dst
[i
+ 4] = av_bswap32(src
[i
+ 4]);
35 dst
[i
+ 5] = av_bswap32(src
[i
+ 5]);
36 dst
[i
+ 6] = av_bswap32(src
[i
+ 6]);
37 dst
[i
+ 7] = av_bswap32(src
[i
+ 7]);
40 dst
[i
+ 0] = av_bswap32(src
[i
+ 0]);
43 static void bswap16_buf(uint16_t *dst
, const uint16_t *src
, int len
)
46 *dst
++ = av_bswap16(*src
++);
49 av_cold
void ff_bswapdsp_init(BswapDSPContext
*c
)
51 c
->bswap_buf
= bswap_buf
;
52 c
->bswap16_buf
= bswap16_buf
;
55 ff_bswapdsp_init_x86(c
);