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 #if defined(__MINGW32__) || defined(__CYGWIN__)
  24 #include <windows.h>
  25 #endif
  26
  27 #include <string.h>
  28
  29 #include "mp_msg.h"
  30
  31 #include "priority.h"
  32
  33 char *proc_priority = NULL;
  34
  35 void set_priority(void)
  36 {
  37     struct {
  38         char* name;
  39         int prio;
  40     } priority_presets_defs[] = {
  41         { "realtime", REALTIME_PRIORITY_CLASS},
  42         { "high", HIGH_PRIORITY_CLASS},
  43 #ifdef ABOVE_NORMAL_PRIORITY_CLASS
  44         { "abovenormal", ABOVE_NORMAL_PRIORITY_CLASS},
  45 #endif
  46         { "normal", NORMAL_PRIORITY_CLASS},
  47 #ifdef BELOW_NORMAL_PRIORITY_CLASS
  48         { "belownormal", BELOW_NORMAL_PRIORITY_CLASS},
  49 #endif
  50         { "idle", IDLE_PRIORITY_CLASS},
  51         { NULL, NORMAL_PRIORITY_CLASS} /* default */
  52     };
  53
  54     if (proc_priority) {
  55         int i;
  56
  57         for (i = 0; priority_presets_defs[i].name; i++) {
  58             if (strcasecmp(priority_presets_defs[i].name, proc_priority) == 0)
  59                 break;
  60         }
  61         mp_tmsg(MSGT_CPLAYER, MSGL_STATUS, "Setting process priority: %s\n",
  62                priority_presets_defs[i].name);
  63
  64         SetPriorityClass(GetCurrentProcess(), priority_presets_defs[i].prio);
  65     }
  66 }