osdep/priority.c

   1 /*
   2  * implementation of '-priority' for OS/2 and Win32
   3  *
   4  * Copyright (c) 2009 by KO Myung-Hun (komh@chollian.net)
   5  *
   6  * This file is part of MPlayer.
   7  *
   8  * MPlayer is free software; you can redistribute it and/or modify
   9  * it under the terms of the GNU General Public License as published by
  10  * the Free Software Foundation; either version 2 of the License, or
  11  * (at your option) any later version.
  12  *
  13  * MPlayer is distributed in the hope that it will be useful,
  14  * but WITHOUT ANY WARRANTY; without even the implied warranty of
  15  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  16  * GNU General Public License for more details.
  17  *
  18  * You should have received a copy of the GNU General Public License along
  19  * with MPlayer; if not, write to the Free Software Foundation, Inc.,
  20  * 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
  21  */
  22
  23 #include "osdep.h"
  24
  25 #if defined(__MINGW32__) || defined(__CYGWIN__)
  26 #include <windows.h>
  27 #endif
  28
  29 #include <string.h>
  30
  31 #include "mp_msg.h"
  32
  33 #include "priority.h"
  34
  35 char *proc_priority = NULL;
  36
  37 void set_priority(void)
  38 {
  39     struct {
  40         char* name;
  41         int prio;
  42     } priority_presets_defs[] = {
  43         { "realtime", REALTIME_PRIORITY_CLASS},
  44         { "high", HIGH_PRIORITY_CLASS},
  45 #ifdef ABOVE_NORMAL_PRIORITY_CLASS
  46         { "abovenormal", ABOVE_NORMAL_PRIORITY_CLASS},
  47 #endif
  48         { "normal", NORMAL_PRIORITY_CLASS},
  49 #ifdef BELOW_NORMAL_PRIORITY_CLASS
  50         { "belownormal", BELOW_NORMAL_PRIORITY_CLASS},
  51 #endif
  52         { "idle", IDLE_PRIORITY_CLASS},
  53         { NULL, NORMAL_PRIORITY_CLASS} /* default */
  54     };
  55
  56     if (proc_priority) {
  57         int i;
  58
  59         for (i = 0; priority_presets_defs[i].name; i++) {
  60             if (strcasecmp(priority_presets_defs[i].name, proc_priority) == 0)
  61                 break;
  62         }
  63         mp_tmsg(MSGT_CPLAYER, MSGL_STATUS, "Setting process priority: %s\n",
  64                priority_presets_defs[i].name);
  65
  66         SetPriorityClass(GetCurrentProcess(), priority_presets_defs[i].prio);
  67     }
  68 }