FFmpeg
spdif.c
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1 /*
2  * IEC 61937 common code
3  * Copyright (c) 2009 Bartlomiej Wolowiec
4  *
5  * This file is part of FFmpeg.
6  *
7  * FFmpeg is free software; you can redistribute it and/or
8  * modify it under the terms of the GNU Lesser General Public
9  * License as published by the Free Software Foundation; either
10  * version 2.1 of the License, or (at your option) any later version.
11  *
12  * FFmpeg is distributed in the hope that it will be useful,
13  * but WITHOUT ANY WARRANTY; without even the implied warranty of
14  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
15  * Lesser General Public License for more details.
16  *
17  * You should have received a copy of the GNU Lesser General Public
18  * License along with FFmpeg; if not, write to the Free Software
19  * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
20  */
21 
22 #include "spdif.h"
23 #include "libavutil/bswap.h"
24 
25 //TODO move to DSP
26 void ff_spdif_bswap_buf16(uint16_t *dst, const uint16_t *src, int w)
27 {
28  int i;
29 
30  for (i = 0; i + 8 <= w; i += 8) {
31  dst[i + 0] = av_bswap16(src[i + 0]);
32  dst[i + 1] = av_bswap16(src[i + 1]);
33  dst[i + 2] = av_bswap16(src[i + 2]);
34  dst[i + 3] = av_bswap16(src[i + 3]);
35  dst[i + 4] = av_bswap16(src[i + 4]);
36  dst[i + 5] = av_bswap16(src[i + 5]);
37  dst[i + 6] = av_bswap16(src[i + 6]);
38  dst[i + 7] = av_bswap16(src[i + 7]);
39  }
40  for (; i < w; i++)
41  dst[i + 0] = av_bswap16(src[i + 0]);
42 }
#define av_bswap16
Definition: bswap.h:31
void ff_spdif_bswap_buf16(uint16_t *dst, const uint16_t *src, int w)
Definition: spdif.c:26
#define src
Definition: vp8dsp.c:254
#define i(width, name, range_min, range_max)
Definition: cbs_h2645.c:259
uint8_t w
Definition: llviddspenc.c:38
byte swapping routines