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458 lines
14 KiB
458 lines
14 KiB
/***************************************************************************
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copyright : (C) 2003 by Arnold Krille
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email : arnold@arnoldarts.de
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***************************************************************************/
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/***************************************************************************
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* *
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* This program is free software; you can redistribute it and/or modify *
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* it under the terms of the GNU General Public License as published by *
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* the Free Software Foundation; version 2 of the License. *
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* *
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***************************************************************************/
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#include "krecfile.h"
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#include "krecfile.moc"
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#include "krecglobal.h"
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#include "krecnewproperties.h"
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#include <kdebug.h>
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#include <tdeapplication.h>
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#include <ktempdir.h>
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#include <ktempfile.h>
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#include <ktar.h>
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#include <tdeio/job.h>
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#include <klocale.h>
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#include <ksimpleconfig.h>
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#include <tqdir.h>
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#include <tqfileinfo.h>
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#include <kmessagebox.h>
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#include <tqtimer.h>
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#include <tqdatastream.h>
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#include <math.h>
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void KRecFile::init() {
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_pos = 0;
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_size = 0;
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_filename = TQString();
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_currentBuffer = 0;
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_dir = new KTempDir();
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_config = new KSimpleConfig( _dir->name()+"project.rc", false );
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}
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KRecFile::KRecFile( TQObject* p, const char* n )
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: TQObject( p,n )
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, _saved( false )
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{
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init();
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kdDebug( 60005 ) << k_funcinfo << "_dir->name(): " << _dir->name() << endl;
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_dir->setAutoDelete( true );
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KRecNewProperties* dialog = new KRecNewProperties( KRecGlobal::the()->mainWidget() );
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if ( dialog->usedefaults() )
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KRecGlobal::the()->message( i18n( "Using default properties for the new file" ) );
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else
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dialog->exec();
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_samplerate = dialog->samplerate();
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_channels = dialog->channels();
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_bits = dialog->bits();
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saveProps();
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delete dialog;
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}
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KRecFile::KRecFile( const TQString &filename, TQObject* p, const char* n )
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: TQObject( p,n )
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, _saved( true )
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{
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init();
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_filename = filename;
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kdDebug( 60005 ) << k_funcinfo << "_dir->name(): " << _dir->name() << endl;
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_dir->setAutoDelete( true );
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KTar *tar = new KTar( _filename, "application/x-gzip" );
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tar->open( IO_ReadOnly );
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int i=0; while ( _filename.find( '/', i ) != -1 ) i++; // Find last '/'
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TQString basename = _filename.right( _filename.length()-i );
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basename = basename.left( basename.length()-5 );
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const KArchiveDirectory *dir = dynamic_cast<const KArchiveDirectory*>( tar->directory()->entry( basename ) );
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dir->copyTo( _dir->name() );
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delete _config;
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_config = new KSimpleConfig( _dir->name()+"project.rc", false );
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loadProps();
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int c = _config->readNumEntry( "Files" );
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//kdDebug( 60005 ) << c << " Files to load" << endl;
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for ( int i=0; i<c; i++ ) {
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//kdDebug( 60005 ) << "Loading file " << i << endl;
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_config->setGroup( "File-" + TQString::number( i ) );
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newBuffer( KRecBuffer::fromConfig( _config, _dir->qDir(), this ) );
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}
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KRecGlobal::the()->message( i18n( "\'%1\' loaded." ).arg( filename ) );
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delete tar;
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_saved = true;
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//kdDebug( 60005 ) << "Buffers opened: " << _buffers.count() << endl;
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}
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KRecFile::~KRecFile() {
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kdDebug( 60005 ) << k_funcinfo << endl;
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TQValueList<KRecBuffer*>::iterator it;
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for ( it = _buffers.begin(); it != _buffers.end(); ++it )
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delete ( *it );
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_buffers.clear();
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delete _dir;
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delete _config;
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//kdDebug( 60005 ) << k_funcinfo << "done." << endl;
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}
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TQString KRecFile::filename() { return _filename; }
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void KRecFile::filename( const TQString &n ) {
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if ( _filename!=n ) {
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_filename = n;
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emit filenameChanged( _filename );
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}
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}
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void KRecFile::writeData( Arts::mcopbyte* /*data*/, uint /*length*/ ) {
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kdDebug( 60005 ) << k_funcinfo << endl;
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}
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void KRecFile::writeData( TQByteArray* data ) {
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kdDebug( 60005 ) << k_funcinfo << endl;
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if ( _currentBuffer!=-1 ) _buffers[ _currentBuffer ]->writeData( data );
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_saved = false;
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}
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void KRecFile::writeData( TQByteArray& data ) {
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if ( _currentBuffer!=-1 ) _buffers[ _currentBuffer ]->writeData( data );
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_saved = false;
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}
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void KRecFile::save( const TQString &fname ) {
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TQString filetosave = fname;
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//kdDebug( 60005 ) << k_funcinfo << filename << endl;
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if ( saved() ) {
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KRecGlobal::the()->message( i18n( "No need to save." ) );
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return;
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}
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KRecGlobal::the()->message( i18n( "Saving in progress..." ) );
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filename( fname );
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TQString tmpname;
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{
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KTempFile *tmp = new KTempFile();
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tmp->setAutoDelete( true );
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tmpname = tmp->name();
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delete tmp;
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}
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saveProps();
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KTar *tar = new KTar( tmpname, "application/x-gzip" );
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tar->open( IO_WriteOnly );
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int i=0; while ( fname.find( '/', i ) != -1 ) i++; // Find last '/'
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TQString basename = fname.right( fname.length()-i );
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if ( basename.endsWith( ".krec" ) )
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basename = basename.left( basename.length()-5 );
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else {
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filetosave = fname + ".krec";
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filename( filetosave );
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}
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tar->addLocalDirectory( _dir->name(), basename );
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delete tar;
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TDEIO::file_move( tmpname, filetosave, -1, true, false, true );
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KRecGlobal::the()->message( i18n( "Saving \"%1\" was successful." ).arg( filename() ) );
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_saved = true;
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}
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void KRecFile::exportwave( const TQString &filename ) {
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kdDebug( 60005 ) << k_funcinfo << filename << endl;
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}
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TQByteArray* KRecFile::getData( int ) {
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kdDebug( 60005 ) << k_funcinfo << endl;
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return 0;
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}
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void KRecFile::getData( TQByteArray& data ) {
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KRecBuffer* current = getTopBuffer_buffer( _pos );
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if ( current ) {
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//kdDebug( 60005 ) << "_pos=" << _pos << "(" << samplesToOffset( _pos ) << ") current->startpos()=" << current->startpos() << "(" << samplesToOffset( current->startpos() ) << ") that is " << samplesToOffset( _pos - current->startpos() ) << endl;
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current->setPos( samplesToOffset( _pos - current->startpos() ) );
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current->getData( data );
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} else {
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for ( uint i=0; i<data.size(); i++ )
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data[ i ] = 0;
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}
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newPos( _pos + offsetToSamples( data.size() ) );
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if ( position() >= size() ) emit endReached();
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}
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// * * * Position * * *
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void KRecFile::newPos( int p ) {
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if ( _pos != p ) {
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_pos = p;
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emit posChanged( _pos );
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}
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}
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void KRecFile::newPos( KRecBuffer* buffer, TQIODevice::Offset p ) {
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newPos( buffer->startpos() + offsetToSamples( p ) );
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}
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void KRecFile::newSize( KRecBuffer* buffer, TQIODevice::Offset p ) {
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if ( buffer->startpos() + offsetToSamples( p ) > _size ) {
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_size = buffer->startpos() + offsetToSamples( p );
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}
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emit sizeChanged( _size );
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}
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/// * * * Frames <-> Offset and more * * *
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int KRecFile::offsetToSamples( TQIODevice::Offset n ) const {
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int out = n / channels();
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if ( bits() == 16 ) out /= 2;
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return out;
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}
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TQIODevice::Offset KRecFile::samplesToOffset( int n ) const {
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TQIODevice::Offset out = n * channels();
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if ( bits() == 16 ) out *= 2;
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return out;
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}
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/// * * * Properties <-> TDEConfig * * *
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void KRecFile::saveProps() {
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kdDebug( 60005 ) << k_funcinfo << endl;
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_config->setGroup( "General" );
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_config->writeEntry( "Samplerate", _samplerate );
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_config->writeEntry( "Bits", _bits );
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_config->writeEntry( "Channels", _channels );
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_config->writeEntry( "Files", _buffers.count() );
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for ( uint i=0; i<_buffers.count(); i++ ) {
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//kdDebug( 60005 ) << "Writing config " << i << endl;
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_config->setGroup( "File-" + TQString::number( i ) );
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_buffers[ i ]->writeConfig( _config );
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}
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_config->sync();
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}
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void KRecFile::loadProps() {
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kdDebug( 60005 ) << k_funcinfo << endl;
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_config->setGroup( "General" );
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_samplerate = _config->readNumEntry( "Samplerate", 44100 );
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_bits = _config->readNumEntry( "Bits", 16 );
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_channels = _config->readNumEntry( "Channels", 2 );
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}
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/// * * * NewBuffer * * *
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void KRecFile::newBuffer( const TQString &filename ) {
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kdDebug( 60005 ) << k_funcinfo << filename << endl;
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newBuffer( new KRecBuffer( filename, _pos, true, this ) );
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}
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void KRecFile::newBuffer( KRecBuffer* buffer ) {
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kdDebug( 60005 ) << k_funcinfo << endl;
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connect( buffer, TQT_SIGNAL( posChanged( KRecBuffer*, TQIODevice::Offset ) ), this, TQT_SLOT( newPos( KRecBuffer*, TQIODevice::Offset ) ) );
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connect( buffer, TQT_SIGNAL( sizeChanged( KRecBuffer*, TQIODevice::Offset ) ), this, TQT_SLOT( newSize( KRecBuffer*, TQIODevice::Offset ) ) );
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connect( buffer, TQT_SIGNAL( deleteSelf( KRecBuffer* ) ), this, TQT_SLOT( deleteBuffer( KRecBuffer* ) ) );
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_buffers.append( buffer );
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newSize( buffer, buffer->size() );
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_currentBuffer = _buffers.findIndex( buffer );
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emit sNewBuffer( buffer );
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_saved = false;
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}
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void KRecFile::newBuffer() {
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kdDebug( 60005 ) << k_funcinfo << endl;
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newBuffer( _dir->name() + "file" + TQString::number( _buffers.count() ) + ".raw" );
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}
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void KRecFile::deleteBuffer( KRecBuffer* b ) {
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kdDebug( 60005 ) << k_funcinfo << b << endl;
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emit sDeleteBuffer( b );
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delete b;
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if ( _buffers.remove( b ) )
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_currentBuffer = -1;
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KRecGlobal::the()->message( i18n( "Part deleted." ) );
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_saved = false;
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}
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/// * * * helper * * *
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KRecBuffer* KRecFile::getTopBuffer_buffer( int pos ) {
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//kdDebug( 60005 ) << k_funcinfo << pos << endl;
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TQValueList<KRecBuffer*>::iterator it = _buffers.begin();
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KRecBuffer* out = 0;
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while ( it != _buffers.end() ) {
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if ( ( *it )->startpos() <= pos && offsetToSamples( ( *it )->size() ) + ( *it )->startpos() > pos && ( *it )->active() )
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out = ( *it );
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++it;
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}
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return out;
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}
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int KRecFile::getTopBuffer_int( int pos ) {
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return _buffers.findIndex( getTopBuffer_buffer( pos ) );
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}
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/// * * * KRecBuffer * * *
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KRecBuffer::KRecBuffer( const TQString &filename, int startpos, bool a, KRecFile* p, const char* n )
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: TQObject( p,n )
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, _krecfile( p )
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, _file( new TQFile( filename ) )
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, _stream( new TQDataStream( _file ) )
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, _fileinfo( new TQFileInfo( filename ) )
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, _active( a )
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, _pos( 0 ), _start( startpos )
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, _title( _fileinfo->fileName() )
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, _comment( TQString() )
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{
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kdDebug( 60005 ) << k_funcinfo << filename << " " << startpos << endl;
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_open = _file->open( IO_Raw | IO_ReadWrite );
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setPos( _file->at() );
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if ( _open ) kdDebug( 60005 ) << k_funcinfo << "Open successfull!" << endl;
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else kdDebug( 60005 ) << endl << k_funcinfo << "Could not open file!" << endl << endl;
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}
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KRecBuffer::~KRecBuffer() {
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kdDebug( 60005 ) << k_funcinfo << endl;
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if ( _open ) {
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_file->close();
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_open = false;
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_file->remove();
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}
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//kdDebug( 60005 ) << k_funcinfo << "done." << endl;
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}
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void KRecBuffer::writeConfig( TDEConfig* config ) {
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//kdDebug( 60005 ) << k_funcinfo << config << endl;
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config->writeEntry( "Filename", _fileinfo->fileName() );
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config->writeEntry( "StartPos", _start );
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config->writeEntry( "Activated", _active );
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config->writeEntry( "Title", _title );
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config->writeEntry( "Comment", _comment );
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}
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KRecBuffer* KRecBuffer::fromConfig( TDEConfig* config, TQDir* dir, KRecFile* p, const char* n ) {
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kdDebug( 60005 ) << k_funcinfo << config << endl;
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KRecBuffer* tmp = new KRecBuffer( dir->path() + "/" + config->readEntry( "Filename" ),
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config->readNumEntry( "StartPos" ),
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config->readBoolEntry( "Activated", true ),
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p, n );
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tmp->setTitle( config->readEntry( "Title", tmp->filename() ) );
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tmp->setComment( config->readEntry( "Comment", TQString() ) );
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return tmp;
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}
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void KRecBuffer::writeData( Arts::mcopbyte* /*data*/, uint /*length*/ ) {
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kdDebug( 60005 ) << k_funcinfo << endl;
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}
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void KRecBuffer::writeData( TQByteArray* data ) {
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kdDebug( 60005 ) << k_funcinfo << endl;
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writeData( *data );
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/* if ( _open ) {
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_file->at( _pos );
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_file->writeBlock( *data );
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setPos( _file->at() );
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emit sizeChanged( this, size() );
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}*/
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}
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void KRecBuffer::writeData( TQByteArray& data ) {
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//kdDebug( 60005 ) << k_funcinfo << endl;
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if ( _open ) {
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_file->at( _pos );
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_file->writeBlock( data );
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setPos( _file->at() );
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emit sizeChanged( this, size() );
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}
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}
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void KRecBuffer::getData( TQByteArray& data ) {
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//kdDebug( 60005 ) << k_funcinfo << "data.size()" << data.size() << " _pos" << _pos << endl;
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if ( _pos > _file->size() )
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kdWarning() << "Trying to access behind file!" << endl;
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else {
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if ( _open ) {
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_file->at( _pos );
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//kdDebug( 60005 ) << "Reading " << _file->readBlock( ( char* )data.data(), data.size() ) << "bytes into data." << endl;
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//kdDebug( 60005 ) << "data.size()" << data.size() << endl;
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for ( uint i=0; i<data.size(); i++ ) {
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if ( !_file->atEnd() )
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data.data()[ i ] = _file->getch();
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else
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data.data()[ i ] = 0;
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}
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//setPos( _file->at() );
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}
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}
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}
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void KRecBuffer::setPos( TQIODevice::Offset p ) {
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if ( p!=_pos ) {
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_pos = p;
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emit posChanged( this, _pos );
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//kdDebug( 60005 ) << k_funcinfo << _pos << endl;
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}
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}
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int KRecBuffer::startpos() const { return _start; }
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TQIODevice::Offset KRecBuffer::size() const { return _file->size(); }
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TQString KRecBuffer::filename() const { return _fileinfo->fileName(); }
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TQString KRecBuffer::title() const { return _title; }
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TQString KRecBuffer::comment() const { return _comment; }
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void KRecBuffer::setTitle( const TQString &n ) {
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if ( _title != n ) {
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_title = n;
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emit somethingChanged();
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}
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}
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void KRecBuffer::setComment( const TQString &n ) {
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if ( _comment != n ) {
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_comment = n;
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emit somethingChanged();
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}
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}
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bool KRecBuffer::active() const { return _active; }
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void KRecBuffer::setActive( bool n ) {
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if ( _active != n ) {
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_active = n;
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emit activeChanged( _active );
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emit somethingChanged();
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}
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}
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void KRecBuffer::deleteBuffer() {
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if ( KMessageBox::warningContinueCancel( KRecGlobal::the()->mainWidget(), i18n( "Do you really want to delete the selected part '%1'?" ).arg( filename() ), i18n("Delete Part?"), KStdGuiItem::del() ) == KMessageBox::Continue )
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_krecfile->deleteBuffer( this );
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}
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float KRecBuffer::getSample( int pos, int /*channel*/ ) {
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TQ_INT16 tmp16;
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TQ_INT8 tmp8;
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float out;
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_file->at( _krecfile->samplesToOffset( pos ) );
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if ( _krecfile->bits() == 16 ) {
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*_stream >> tmp16;
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out = tmp16 / 65535.0;
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}
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else {
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*_stream >> tmp8;
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out = tmp8 / 65535.0;
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}
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return out;
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}
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float* KRecBuffer::getsamples( int start, int end, int channel ) {
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float* tmp = new float[ end-start ];
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for ( int i=start; i<end; ++i )
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tmp[ i ] = getSample( i, channel );
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return tmp;
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}
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