Line data    Source code

       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          42 : void ff_spdif_bswap_buf16(uint16_t *dst, const uint16_t *src, int w)
      27             : {
      28             :     int i;
      29             : 
      30        7350 :     for (i = 0; i + 8 <= w; i += 8) {
      31        7308 :         dst[i + 0] = av_bswap16(src[i + 0]);
      32        7308 :         dst[i + 1] = av_bswap16(src[i + 1]);
      33        7308 :         dst[i + 2] = av_bswap16(src[i + 2]);
      34        7308 :         dst[i + 3] = av_bswap16(src[i + 3]);
      35        7308 :         dst[i + 4] = av_bswap16(src[i + 4]);
      36        7308 :         dst[i + 5] = av_bswap16(src[i + 5]);
      37        7308 :         dst[i + 6] = av_bswap16(src[i + 6]);
      38        7308 :         dst[i + 7] = av_bswap16(src[i + 7]);
      39             :     }
      40          84 :     for (; i < w; i++)
      41          42 :         dst[i + 0] = av_bswap16(src[i + 0]);
      42          42 : }