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/* $Id: DVDReader.cpp,v 1.12 2003/10/03 16:49:19 titer Exp $
This file is part of the HandBrake source code.
Homepage: <http://beos.titer.org/handbrake/>.
It may be used under the terms of the GNU General Public License. */
#include "DVDReader.h"
#include "Manager.h"
#include "Fifo.h"
#include <dvdread/ifo_types.h>
#include <dvdplay/dvdplay.h>
#include <dvdplay/info.h>
#include <dvdplay/state.h>
#include <dvdplay/nav.h>
HBDVDReader::HBDVDReader( HBManager * manager, HBTitle * title )
: HBThread( "dvdreader" )
{
fManager = manager;
fTitle = title;
}
void HBDVDReader::DoWork()
{
/* Open the device */
dvdplay_ptr vmg;
vmg = dvdplay_open( fTitle->fDevice, NULL, NULL );
if( !vmg )
{
Log( "HBDVDReader: dvdplay_open() failed" );
fManager->Error();
return;
}
bool die = false;
for( int i = 0; i < ( fTitle->fTwoPass ? 2 : 1 ); i++ )
{
/* Open the title */
dvdplay_start( vmg, fTitle->fIndex );
/* Read */
HBBuffer * dvdBuffer;
int beginPosition = dvdplay_position( vmg );
int endPosition = dvdplay_title_end( vmg );
while( dvdplay_position( vmg ) < endPosition )
{
while( fSuspend )
{
Snooze( 10000 );
}
dvdBuffer = new HBBuffer( DVD_VIDEO_LB_LEN );
dvdBuffer->fPosition = (float) ( dvdplay_position( vmg )
- beginPosition ) /
(float) ( endPosition - beginPosition ) ;
if( fTitle->fTwoPass )
{
dvdBuffer->fPosition /= 2;
if( i == 1 )
{
dvdBuffer->fPosition += 0.5;
}
}
dvdBuffer->fPass = fTitle->fTwoPass ? ( i + 1 ) : 0;
if( dvdplay_read( vmg, dvdBuffer->fData, 1 ) < 0 )
{
Log( "HBDVDReader: could not dvdplay_read()" );
delete dvdBuffer;
fManager->Error();
break;
}
if( !Push( fTitle->fPSFifo, dvdBuffer ) )
{
die = true;
break;
}
}
if( die )
{
break;
}
}
if( !die )
{
fManager->Done();
}
/* Clean up */
dvdplay_close( vmg );
}
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