initial import

1 files changed, 49 insertions, 0 deletions

diff --git a/dxr3sysclock.c b/dxr3sysclock.c
new file mode 100644
index 0000000..9d7d050
--- /dev/null
+++ b/dxr3sysclock.c
@@ -0,0 +1,49 @@
+#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();
+}