third_party_ffmpeg/libavformat/spdif.c
Anssi Hannula 8079d2ec08 Move code to be used by the IEC 61937 demuxer from spifenc.c into common
files spdif.h and spdif.c.

Patch by Anssi Hannula, anssi d hannula a iki d fi

Originally committed as revision 25715 to svn://svn.ffmpeg.org/ffmpeg/trunk
2010-11-10 00:04:12 +00:00

43 lines
1.4 KiB
C

/*
* IEC 61937 common code
* Copyright (c) 2009 Bartlomiej Wolowiec
*
* This file is part of FFmpeg.
*
* FFmpeg is free software; you can redistribute it and/or
* modify it under the terms of the GNU Lesser General Public
* License as published by the Free Software Foundation; either
* version 2.1 of the License, or (at your option) any later version.
*
* FFmpeg is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
* Lesser General Public License for more details.
*
* You should have received a copy of the GNU Lesser General Public
* License along with FFmpeg; if not, write to the Free Software
* Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
*/
#include "spdif.h"
#include "libavutil/bswap.h"
//TODO move to DSP
void ff_spdif_bswap_buf16(uint16_t *dst, const uint16_t *src, int w)
{
int i;
for (i = 0; i + 8 <= w; i += 8) {
dst[i + 0] = av_bswap16(src[i + 0]);
dst[i + 1] = av_bswap16(src[i + 1]);
dst[i + 2] = av_bswap16(src[i + 2]);
dst[i + 3] = av_bswap16(src[i + 3]);
dst[i + 4] = av_bswap16(src[i + 4]);
dst[i + 5] = av_bswap16(src[i + 5]);
dst[i + 6] = av_bswap16(src[i + 6]);
dst[i + 7] = av_bswap16(src[i + 7]);
}
for (; i < w; i++)
dst[i + 0] = av_bswap16(src[i + 0]);
}