package/audio/xmms-jack/S16_LE.patch

   1 # --- T2-COPYRIGHT-NOTE-BEGIN ---
   2 # This copyright note is auto-generated by ./scripts/Create-CopyPatch.
   3 #
   4 # T2 SDE: package/.../xmms-jack/S16_LE.patch
   5 # Copyright (C) 2004 - 2005 The T2 SDE Project
   6 #
   7 # More information can be found in the files COPYING and README.
   8 #
   9 # This patch file is dual-licensed. It is available under the license the
  10 # patched project is licensed under, as long as it is an OpenSource license
  11 # as defined at http://www.opensource.org/ (e.g. BSD, X11) or under the terms
  12 # of the GNU General Public License as published by the Free Software
  13 # Foundation; either version 2 of the License, or (at your option) any later
  14 # version.
  15 # --- T2-COPYRIGHT-NOTE-END ---
  16
  17 Of course 16 bit little endian data needs to be swapped on big endian CPUs ...
  18
  19 (The same is of course true for big endian data on little endian CPUs - but
  20  for now this should be enough.)
  21
  22   - Rene Rebe <rene@exactcode.de>
  23
  24 --- xmms-jack/jack.c    2004-11-30 04:23:27.000000000 +0100
  25 +++ xmms-jack-fixed/jack.c      2005-03-08 16:59:17.000000000 +0100
  26 @@ -13,7 +13,7 @@
  27  #include "jack.h"
  28  #include "xconvert.h" /* xmms rate conversion header file */
  29
  30 -
  31 +#include <byteswap.h>
  32
  33  /* set to 1 for verbose output */
  34  #define VERBOSE_OUTPUT          0
  35 @@ -437,6 +437,18 @@
  36    /* loop until we have written all the data out to the jack device */
  37    /* this is due to xmms' audio driver api */
  38    char *buf = (char*)ptr;
  39 +
  40 +#ifdef __BIG_ENDIAN__
  41 +  if (new_format == FMT_S16_LE) {
  42 +    uint16_t* src = (uint16_t*) ptr;
  43 +    uint16_t* end = (uint16_t*) (ptr + length);
  44 +    while (src != end) {
  45 +      *src = bswap_16(*src);
  46 +      src++;
  47 +    }
  48 +  }
  49 +#endif
  50 +
  51    while(length > 0)
  52    {
  53      TRACE("writing %d bytes\n", length);