mpv/osdep/priority.c

89 lines
2.6 KiB
C

/*
* implementation of '-priority' for OS/2 and Win32
*
* Copyright (c) 2009 by KO Myung-Hun (komh@chollian.net)
*
* This file is part of MPlayer.
*
* MPlayer is free software; you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation; either version 2 of the License, or
* (at your option) any later version.
*
* MPlayer 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 General Public License for more details.
*
* You should have received a copy of the GNU General Public License along
* with MPlayer; if not, write to the Free Software Foundation, Inc.,
* 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
*/
#ifdef __OS2__
#define INCL_DOS
#include <os2.h>
#define REALTIME_PRIORITY_CLASS MAKESHORT(0, PRTYC_TIMECRITICAL)
#define HIGH_PRIORITY_CLASS MAKESHORT(PRTYD_MAXIMUM, PRTYC_REGULAR)
#define ABOVE_NORMAL_PRIORITY_CLASS MAKESHORT(PRTYD_MAXIMUM / 2, PRTYC_REGULAR)
#define NORMAL_PRIORITY_CLASS MAKESHORT(0, PRTYC_REGULAR)
#define BELOW_NORMAL_PRIORITY_CLASS MAKESHORT(PRTYD_MAXIMUM, PRTYC_IDLETIME)
#define IDLE_PRIORITY_CLASS MAKESHORT(0, PRTYC_IDLETIME)
#else
#include <windows.h>
#endif /* __OS2__ */
#include <string.h>
#include "mp_msg.h"
#include "help_mp.h"
#include "priority.h"
char *proc_priority = NULL;
void set_priority(void)
{
struct {
char* name;
int prio;
} priority_presets_defs[] = {
{ "realtime", REALTIME_PRIORITY_CLASS},
{ "high", HIGH_PRIORITY_CLASS},
#ifdef ABOVE_NORMAL_PRIORITY_CLASS
{ "abovenormal", ABOVE_NORMAL_PRIORITY_CLASS},
#endif
{ "normal", NORMAL_PRIORITY_CLASS},
#ifdef BELOW_NORMAL_PRIORITY_CLASS
{ "belownormal", BELOW_NORMAL_PRIORITY_CLASS},
#endif
{ "idle", IDLE_PRIORITY_CLASS},
{ NULL, NORMAL_PRIORITY_CLASS} /* default */
};
if (proc_priority) {
int i;
for (i = 0; priority_presets_defs[i].name; i++) {
if (strcasecmp(priority_presets_defs[i].name, proc_priority) == 0)
break;
}
mp_tmsg(MSGT_CPLAYER, MSGL_STATUS, "Setting process priority: %s\n",
priority_presets_defs[i].name);
#ifdef __OS2__
DosSetPriority(PRTYS_PROCESS,
HIBYTE(priority_presets_defs[i].prio),
LOBYTE(priority_presets_defs[i].prio),
0);
#else
SetPriorityClass(GetCurrentProcess(), priority_presets_defs[i].prio);
#endif
}
}