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/* $Id: HBManager.cpp,v 1.28 2003/08/24 21:56:03 titer Exp $ */
#include "HBCommon.h"
#include "HBManager.h"
#include "HBWindow.h"
#include "HBFifo.h"
#include "HBDVDReader.h"
#include "HBMpegDemux.h"
#include "HBMpeg2Decoder.h"
#include "HBMpeg4Encoder.h"
#include "HBAc3Decoder.h"
#include "HBMp3Encoder.h"
#include "HBAviMuxer.h"
#include <Directory.h>
#include <Drivers.h>
#include <Path.h>
#include <Query.h>
#include <String.h>
#include <VolumeRoster.h>
#include <fs_info.h>
#include <sys/ioctl.h>
/* Public methods */
HBManager::HBManager( HBWindow * window )
: BLooper( "manager" )
{
fWindow = window;
fFifoList = new BList();
fThreadList = new BList();
fVolumeList = new BList();
Run();
}
HBManager::~HBManager()
{
delete fFifoList;
delete fThreadList;
delete fVolumeList;
}
void HBManager::MessageReceived( BMessage * message )
{
switch( message->what )
{
case DETECT_VOLUMES:
{
DetectVolumes();
break;
}
default:
BLooper::MessageReceived( message );
}
}
void HBManager::SetPosition( float position )
{
if( position - fPosition < 0.0001 )
/* No need to be more precise ;) */
return;
fPosition = position;
char statusText[128]; memset( statusText, 0, 128 );
sprintf( statusText, "Encoding : %.2f %% - %.2f fps (average : %.2f fps)",
100 * fPosition, fCurrentFrameRate, fAverageFrameRate );
Status( statusText, fPosition, ENABLE_ENCODING );
}
void HBManager::SetFrameRate( float current, float average )
{
fCurrentFrameRate = current;
fAverageFrameRate = average;
char statusText[128]; memset( statusText, 0, 128 );
sprintf( statusText, "Encoding : %.2f %% - %.2f fps (average : %.2f fps)",
100 * fPosition, fCurrentFrameRate, fAverageFrameRate );
Status( statusText, fPosition, ENABLE_ENCODING );
}
void HBManager::Start( HBVolumeInfo * volumeInfo,
HBTitleInfo * titleInfo,
HBAudioInfo * audio1Info,
HBAudioInfo * audio2Info,
char * file )
{
fPosition = 0;
fCurrentFrameRate = 0;
fAverageFrameRate = 0;
/* Remember the fifos that should be freezed in Stop() */
fFifoList->AddItem( ( titleInfo->fPSFifo = new HBFifo( 1024 ) ) );
fFifoList->AddItem( ( titleInfo->fMpeg2Fifo = new HBFifo( 5 ) ) );
fFifoList->AddItem( ( titleInfo->fRawFifo = new HBFifo( 5 ) ) );
fFifoList->AddItem( ( titleInfo->fMpeg4Fifo = new HBFifo( 5 ) ) );
/* Create the threads */
fThreadList->AddItem( new HBDVDReader( this, titleInfo ) );
fThreadList->AddItem( new HBMpegDemux( this, titleInfo,
audio1Info, audio2Info ) );
fThreadList->AddItem( new HBMpeg2Decoder( this, titleInfo ) );
fThreadList->AddItem( new HBMpeg4Encoder( this, titleInfo ) );
if( audio1Info->fId )
{
fFifoList->AddItem( ( audio1Info->fAc3Fifo = new HBFifo( 5 ) ) );
fFifoList->AddItem( ( audio1Info->fRawFifo = new HBFifo( 5 ) ) );
fFifoList->AddItem( ( audio1Info->fMp3Fifo = new HBFifo( 5 ) ) );
fThreadList->AddItem( new HBAc3Decoder( this, audio1Info ) );
fThreadList->AddItem( new HBMp3Encoder( this, audio1Info ) );
}
if( audio2Info->fId )
{
fFifoList->AddItem( ( audio2Info->fAc3Fifo = new HBFifo( 5 ) ) );
fFifoList->AddItem( ( audio2Info->fRawFifo = new HBFifo( 5 ) ) );
fFifoList->AddItem( ( audio2Info->fMp3Fifo = new HBFifo( 5 ) ) );
fThreadList->AddItem( new HBAc3Decoder( this, audio2Info ) );
fThreadList->AddItem( new HBMp3Encoder( this, audio2Info ) );
}
fThreadList->AddItem( new HBAviMuxer( this, titleInfo, audio1Info,
audio2Info, file ) );
/* Run ! */
HBThread * thread;
for( int i = 0; i < fThreadList->CountItems(); i++ )
{
thread = (HBThread*) fThreadList->ItemAt( i );
thread->Run();
}
}
void HBManager::Suspend()
{
HBThread * thread;
for( int i = 0; i < fThreadList->CountItems(); i++ )
{
thread = (HBThread*) fThreadList->ItemAt( i );
thread->Suspend();
}
}
void HBManager::Resume()
{
HBThread * thread;
for( int i = 0; i < fThreadList->CountItems(); i++ )
{
thread = (HBThread*) fThreadList->ItemAt( i );
thread->Resume();
}
}
bool HBManager::Cancel()
{
if( !( fFifoList->CountItems() ) )
/* Not running */
return false;
Status( "Cancelled.", 0.0, ENABLE_READY );
Stop();
return true;
}
/* Called by the DVD reader */
void HBManager::Done()
{
HBFifo * fifo = NULL;
for( int i = 0; i < fFifoList->CountItems(); i++ )
{
fifo = (HBFifo*) fFifoList->ItemAt( i );
/* Wait until all threads have finished */
while( fifo->Size() > 0 )
snooze( 5000 );
}
char statusText[128]; memset( statusText, 0, 128 );
sprintf( statusText, "Done (%.2f fps).", fAverageFrameRate );
Status( statusText, 1.0, ENABLE_READY );
Stop();
}
void HBManager::Error()
{
Status( "An error occured.", 0.0, ENABLE_READY );
Stop();
}
/* Private */
void HBManager::Stop()
{
/* Freeze fifos */
for( int i = 0; i < fFifoList->CountItems(); i++ )
{
((HBFifo*) fFifoList->ItemAt( i ))->Die();
}
/* Stop threads */
HBThread * thread;
while( ( thread = (HBThread*) fThreadList->ItemAt( 0 ) ) )
{
fThreadList->RemoveItem( thread );
delete thread;
}
/* Destroy fifos */
HBFifo * fifo;
while( ( fifo = (HBFifo*) fFifoList->ItemAt( 0 ) ) )
{
fFifoList->RemoveItem( fifo );
delete fifo;
}
}
void HBManager::DetectVolumes()
{
/* Empty the current list */
HBVolumeInfo * volumeInfo;
while( ( volumeInfo = (HBVolumeInfo*) fVolumeList->ItemAt( 0 ) ) )
{
fVolumeList->RemoveItem( volumeInfo );
delete volumeInfo;
}
/* Detect the DVD drives by parsing mounted volumes */
BVolumeRoster * roster = new BVolumeRoster();
BVolume * volume = new BVolume();
fs_info info;
int device;
device_geometry geometry;
while( roster->GetNextVolume( volume ) == B_NO_ERROR )
{
/* open() and ioctl() for more informations */
fs_stat_dev( volume->Device(), &info );
if( ( device = open( info.device_name, O_RDONLY ) ) < 0 )
continue;
if( ioctl( device, B_GET_GEOMETRY, &geometry,
sizeof( geometry ) ) < 0 )
continue;
/* Get the volume name */
char volumeName[B_FILE_NAME_LENGTH];
volume->GetName( volumeName );
if( volume->IsReadOnly() && geometry.device_type == B_CD )
{
/* May be a DVD */
/* Try to open the device */
volumeInfo = new HBVolumeInfo( volumeName,
info.device_name );
if( !volumeInfo->InitCheck() )
{
delete volumeInfo;
continue;
}
fVolumeList->AddItem( volumeInfo );
}
else if( geometry.device_type == B_DISK )
{
/* May be a hard drive. Look for VIDEO_TS folders on it */
BQuery * query = new BQuery();
if( query->SetVolume( volume ) != B_OK )
{
delete query;
continue;
}
if( query->SetPredicate( "name = VIDEO_TS.BUP" ) != B_OK )
{
delete query;
continue;
}
query->Fetch();
BEntry entry, parentEntry;
BPath path;
while( query->GetNextEntry( &entry ) == B_OK )
{
entry.GetParent( &parentEntry );
parentEntry.GetPath( &path );
/* Try to open the folder */
volumeInfo = new HBVolumeInfo( (char*) path.Path(),
(char*) path.Path() );
if( !volumeInfo->InitCheck() )
{
delete volumeInfo;
continue;
}
fVolumeList->AddItem( volumeInfo );
}
delete query;
}
}
/* Refresh the interface */
BMessage * message = new BMessage( VOLUMES_DETECTED );
message->AddPointer( "list", fVolumeList );
fWindow->PostMessage( message );
delete message;
}
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