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/*
* dxr3sysclock.c
*
* Copyright (C) 2002-2004 Kai Möller
*
* This program is free software; you can redistribute it and/or
* modify it under the terms of the GNU Lesser General Public License
* as published by the Free Software Foundation; either version 2.1
* of the License, or (at your option) any later version.
*
* This program 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 Lesser General Public License
* along with this program; if not, write to the Free Software
* Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
*
*/
#include <sys/ioctl.h>
#include "dxr3sysclock.h"
// ==================================
void cDxr3SysClock::SetSysClock(uint32_t scr)
{
uint32_t sc;
mutex.Lock();
ioctl(m_fdcontrol, EM8300_IOCTL_SCR_GET, &sc);
m_offset = scr - sc;
mutex.Unlock();
}
// ==================================
uint32_t cDxr3SysClock::GetSysClock(void)
{
uint32_t sc;
uint32_t retval;
mutex.Lock();
ioctl(m_fdcontrol, EM8300_IOCTL_SCR_GET, &sc);
retval = sc + m_offset;
mutex.Unlock();
return retval;
}
// ==================================
void cDxr3SysClock::SetPts(uint32_t pts)
{
uint32_t newPts = 0;
mutex.Lock();
newPts = pts - m_offset;
ioctl(m_fdvideo, EM8300_IOCTL_VIDEO_SETPTS, &newPts);
mutex.Unlock();
}
// ==================================
void cDxr3SysClock::SetSpuPts(uint32_t pts)
{
uint32_t newPts = 0;
mutex.Lock();
newPts = (pts - m_offset) << 1; // fix for DVD subtitles
ioctl(m_fdspu, EM8300_IOCTL_SPU_SETPTS, &newPts);
mutex.Unlock();
}
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