From e2de64d6f1beb9e492daf5b886e19933c1fa41dd Mon Sep 17 00:00:00 2001 From: toma Date: Wed, 25 Nov 2009 17:56:58 +0000 Subject: Copy the KDE 3.5 branch to branches/trinity for new KDE 3.5 features. BUG:215923 git-svn-id: svn://anonsvn.kde.org/home/kde/branches/trinity/kdemultimedia@1054174 283d02a7-25f6-0310-bc7c-ecb5cbfe19da --- krec/mp3_export/Makefile.am | 22 ++++ krec/mp3_export/krec_exportmp3.desktop | 59 +++++++++ krec/mp3_export/krecexport_mp3.cpp | 234 +++++++++++++++++++++++++++++++++ krec/mp3_export/krecexport_mp3.h | 52 ++++++++ 4 files changed, 367 insertions(+) create mode 100644 krec/mp3_export/Makefile.am create mode 100644 krec/mp3_export/krec_exportmp3.desktop create mode 100644 krec/mp3_export/krecexport_mp3.cpp create mode 100644 krec/mp3_export/krecexport_mp3.h (limited to 'krec/mp3_export') diff --git a/krec/mp3_export/Makefile.am b/krec/mp3_export/Makefile.am new file mode 100644 index 00000000..191d7db3 --- /dev/null +++ b/krec/mp3_export/Makefile.am @@ -0,0 +1,22 @@ + +INCLUDES= \ + -I$(top_builddir)/arts/gui/common \ + -I$(top_builddir)/arts/midi \ + -I$(top_builddir)/arts/modules/common \ + -I$(top_builddir)/arts/modules/synth \ + -I$(top_builddir)/arts/modules/effects \ + -I$(top_srcdir)/arts/gui/kde \ + -I$(top_srcdir)/arts/tools \ + -I$(top_srcdir)/krec \ + -I$(arts_includes) $(all_includes) + +METASOURCES = AUTO + +kde_module_LTLIBRARIES = libkrecexport_mp3.la + +libkrecexport_mp3_la_SOURCES = krecexport_mp3.cpp +libkrecexport_mp3_la_LDFLAGS = $(all_libraries) -module $(KDE_PLUGIN) $(KDE_RPATH) +libkrecexport_mp3_la_LIBADD = ../lib_krec_common.la $(LAME_LIBS) + +kde_services_DATA = krec_exportmp3.desktop + diff --git a/krec/mp3_export/krec_exportmp3.desktop b/krec/mp3_export/krec_exportmp3.desktop new file mode 100644 index 00000000..18d097c5 --- /dev/null +++ b/krec/mp3_export/krec_exportmp3.desktop @@ -0,0 +1,59 @@ +[Desktop Entry] +Type=Service +Name=MP3-Export +Name[bg]=Експортиране в MP3 +Name[bn]=এম-পি-৩ রপ্তানি +Name[br]=Ezporzh MP3 +Name[ca]=Exportació MP3 +Name[cs]=Export do MP3 +Name[cy]=Allforio MP3 +Name[da]=MP3-Eksport +Name[el]=Εξαγωγή MP3 +Name[eo]=MP3-Eksporto +Name[es]=Exportador de MP3 +Name[et]=MP3-eksport +Name[eu]=MP3-esportazioa +Name[fa]=صادرات MP3 +Name[fi]=MP3-vienti +Name[fr]=Exportation en MP3 +Name[ga]=Easpórtáil MP3 +Name[gl]=Exportación a MP3 +Name[he]=יצוא MP3 +Name[hi]=MP3-निर्यात +Name[hu]=Exportálás - MP3 +Name[is]=MP3 útflutningur +Name[it]=Esporta-MP3 +Name[ja]=MP3 エクスポート +Name[kk]=MP3-экспорттау +Name[km]=នាំចេញ-MP3 +Name[ko]=MP3 추출 +Name[lt]=MP3 eksportas +Name[mk]=MP3-изнесување +Name[nb]=MP3-eksport +Name[ne]=MP3-निर्यात +Name[nl]=MP3-export +Name[nn]=MP3-eksport +Name[pa]=MP3-ਨਿਰਯਾਤ +Name[pl]=Eksport MP3 +Name[pt]=Exportação de MP3 +Name[pt_BR]=Exportar-MP3 +Name[ro]=Exportare MP3 +Name[ru]=Экспорт в mp3 +Name[sk]=Export do MP3 +Name[sl]=Izvoz v MP3 +Name[sr]=Извоз у MP3 +Name[sr@Latn]=Izvoz u MP3 +Name[sv]=MP3-export +Name[ta]=MP3-ஏற்றுமதி +Name[tg]=Содироти MP3 +Name[th]=ส่งออกเป็น MP3 +Name[tr]=MP3 Aktarımı +Name[uk]=Експорт MP3 +Name[uz]=MP3 eksport +Name[uz@cyrillic]=MP3 экспорт +Name[zh_CN]=MP3-导出 +Name[zh_HK]=MP3-匯出 +Name[zh_TW]=MP3 匯出 +X-KDE-Library=libkrecexport_mp3 +ServiceTypes=KRec/exportplugin +X-KDE-ExportSuffix=mp3,MP3 diff --git a/krec/mp3_export/krecexport_mp3.cpp b/krec/mp3_export/krecexport_mp3.cpp new file mode 100644 index 00000000..85418688 --- /dev/null +++ b/krec/mp3_export/krecexport_mp3.cpp @@ -0,0 +1,234 @@ +/*************************************************************************** + copyright : (C) 2003 by Arnold Krille + email : arnold@arnoldarts.de + ***************************************************************************/ + +/*************************************************************************** + * * + * This program is free software; you can redistribute it and/or modify * + * it under the terms of the GNU General Public License as published by * + * the Free Software Foundation; version 2 of the License. * + * * + ***************************************************************************/ + +#include "krecexport_mp3.h" +#include "krecexport_mp3.moc" + +#include "krecglobal.h" + +#include +#include +#include +#include +#include +#include +#include +#include +#include +#include +#include + +// Error code definitions from lame.h +static const char *lame_error[] = +{ + I18N_NOOP( "Unknown encoding error." ), + I18N_NOOP( "Buffer was too small." ), + I18N_NOOP( "Memory allocation problem." ), + I18N_NOOP( "Parameter initialisation not performed." ), + I18N_NOOP( "Psycho acoustic problems." ), + I18N_NOOP( "OGG cleanup encoding error." ), + I18N_NOOP( "OGG frame encoding error" ) +}; + +K_EXPORT_COMPONENT_FACTORY( libkrecexport_mp3, KGenericFactory ) + +KRecExport_MP3 krecExportMP3( 0 ); + +KRecExport_MP3::KRecExport_MP3( QObject* p, const char* n, const QStringList& ) + : KRecExportItem( p,n ) + , _file( 0 ) + , error_occurred( false ) + , init_done( false ) +{ +kdDebug( 60005 ) << k_funcinfo << endl; + registerAtGlobal( this ); +kdDebug( 60005 ) << "Registered Exports: " << KRecGlobal::the()->exportFormats() << endl; +} +KRecExport_MP3::~KRecExport_MP3() { +kdDebug( 60005 ) << k_funcinfo << endl; +} + +KRecExport_MP3* KRecExport_MP3::newItem() { +kdDebug( 60005 ) << k_funcinfo << endl; + return new KRecExport_MP3( 0 ); +} + +QStringList KRecExport_MP3::extensions() { + //kdDebug( 60005 ) << k_funcinfo << endl; + QStringList tmp; + tmp << "*.wav" << "*.WAV"; + return tmp; +} + +bool KRecExport_MP3::initialize( const QString &filename ) { +kdDebug( 60005 ) << k_funcinfo << endl; + if ( !_file && + !( bits()!=16 && channels()!=2 && + KMessageBox::warningContinueCancel( KRecGlobal::the()->mainWidget(), + i18n( "At this time MP3-Export only supports files in stereo and 16bit." ) + ) == KMessageBox::Cancel + ) + ) { + KMessageBox::information( KRecGlobal::the()->mainWidget(), + i18n( "Please note that this plugin takes its qualitysettings from" \ + " the corresponding section of the Audio CDs Control Center module" \ + " configuration. Make use" \ + " of the Control Center to configure these settings." ), + i18n( "Quality Configuration" ), "qualityinfo_mp3" ); + _file = new QFile( filename ); + if ( _file->open( IO_Raw|IO_WriteOnly ) ) { + if ( ! init_done ) { + gfp = lame_init(); + setLameParameters(); + if ( write_id3 ) { + id3tag_init( gfp ); + id3tag_v1_only ( gfp ); + id3tag_set_album ( gfp, "" ); + id3tag_set_artist ( gfp, "" ); + id3tag_set_title ( gfp, "" ); + id3tag_set_comment( gfp, "krec" ); + } + /// Set input parameters right + lame_set_in_samplerate( gfp, this->samplingRate() ); + lame_set_num_channels( gfp, this->channels() ); + lame_init_params( gfp ); + } + if ( _file->size() >= 128 ) + _file->at( _file->size() - 128 ); + else + _file->at( _file->size() ); + } else return false; + return true; + } else return false; +} +bool KRecExport_MP3::process() { + //kdDebug( 60005 ) << k_funcinfo << running << endl; + if ( _file ) { + if ( running() ) { + QByteArray bytearray( 4096 ); + emit getData( bytearray ); + int mp3bytes = lame_encode_buffer_interleaved( gfp, + reinterpret_cast( bytearray.data() ), + bytearray.size() >> 2, mp3buf, sizeof( mp3buf ) ); + if ( mp3bytes > 0 ) + _file->writeBlock( reinterpret_cast( mp3buf ), mp3bytes ); + if ( mp3bytes < 0 && ! error_occurred ) { + int code = ( mp3bytes < -6 ) ? 0 : -mp3bytes; + KMessageBox::detailedError( 0, i18n( "MP3 encoding error." ), + i18n( lame_error[ code ] ) ); + error_occurred = true; + } + QTimer::singleShot( 10, this, SLOT( process() ) ); + } + return true; + } else return false; +} +bool KRecExport_MP3::finalize() { +kdDebug( 60005 ) << k_funcinfo << endl; + if ( _file ) { + int mp3bytes = lame_encode_flush( gfp, mp3buf, sizeof( mp3buf ) ); + if ( mp3bytes > 0 ) + _file->writeBlock( reinterpret_cast( mp3buf ), mp3bytes ); + if ( mp3bytes < 0 && ! error_occurred ) { + int code = ( mp3bytes < -6 ) ? 0 : -mp3bytes; + KMessageBox::detailedError( 0, i18n( "MP3 encoding error." ), + i18n( lame_error[ code ] ) ); + error_occurred = true; + } + lame_close( gfp ); + + _file->close(); + delete _file; + _file = 0; + + return true; + } else return false; +} + +// Derived from kdemultimedia/kioslave/audiocd/audiocd.cpp. +// We use the encoding settings from kcmaudiocd. +void KRecExport_MP3::setLameParameters() { + KConfig *config; + config = new KConfig( "kcmaudiocdrc" ); + + config->setGroup( "MP3" ); + + int quality = config->readNumEntry( "quality",2 ); + + if ( quality < 0 ) quality = 0; + if ( quality > 9 ) quality = 9; + + int method = config->readNumEntry( "encmethod",0 ); + if ( method == 0 ) { + // Constant Bitrate Encoding + lame_set_VBR( gfp, vbr_off ); + lame_set_brate( gfp,config->readNumEntry( "cbrbitrate",160 ) ); + lame_set_quality( gfp, quality ); + } else { + // Variable Bitrate Encoding + if ( config->readBoolEntry( "set_vbr_avr",true ) ) { + lame_set_VBR( gfp,vbr_abr ); + lame_set_VBR_mean_bitrate_kbps( gfp, + config->readNumEntry( "vbr_average_bitrate",0 ) ); + } else { + if ( lame_get_VBR( gfp ) == vbr_off ) lame_set_VBR( gfp, vbr_default ); + if ( config->readBoolEntry( "set_vbr_min",true ) ) + lame_set_VBR_min_bitrate_kbps( gfp, + config->readNumEntry( "vbr_min_bitrate",0 ) ); + if ( config->readBoolEntry( "vbr_min_hard",true ) ) + lame_set_VBR_hard_min( gfp, 1 ); + if ( config->readBoolEntry( "set_vbr_max",true ) ) + lame_set_VBR_max_bitrate_kbps( gfp, + config->readNumEntry( "vbr_max_bitrate",0 ) ); + lame_set_VBR_q( gfp, quality ); + } + + if ( config->readBoolEntry( "write_xing_tag",true ) ) + lame_set_bWriteVbrTag( gfp, 1 ); + } + + switch ( config->readNumEntry( "mode",0 ) ) { + case 0: lame_set_mode( gfp, STEREO ); break; + case 1: lame_set_mode( gfp, JOINT_STEREO ); break; + case 2: lame_set_mode( gfp, DUAL_CHANNEL ); break; + case 3: lame_set_mode( gfp, MONO ); break; + default: lame_set_mode( gfp,STEREO ); break; + } + + lame_set_copyright( gfp, config->readBoolEntry( "copyright",false ) ); + lame_set_original( gfp, config->readBoolEntry( "original",true ) ); + lame_set_strict_ISO( gfp, config->readBoolEntry( "iso",false ) ); + lame_set_error_protection( gfp, config->readBoolEntry( "crc",false ) ); + + write_id3 = config->readBoolEntry( "id3",true ); + + if ( config->readBoolEntry( "enable_lowpassfilter",false ) ) { + lame_set_lowpassfreq( gfp, + config->readNumEntry( "lowpassfilter_freq",0 ) ); + if ( config->readBoolEntry( "set_lowpassfilter_width",false ) ) + lame_set_lowpasswidth( gfp, + config->readNumEntry( "lowpassfilter_width",0 ) ); + } + + if ( config->readBoolEntry( "enable_highpassfilter",false ) ) { + lame_set_highpassfreq( gfp, + config->readNumEntry( "highpassfilter_freq",0 ) ); + if ( config->readBoolEntry( "set_highpassfilter_width",false ) ) + lame_set_highpasswidth( gfp, + config->readNumEntry( "highpassfilter_width",0 ) ); + } + + delete config; +} + +// vim:sw=4:ts=4 diff --git a/krec/mp3_export/krecexport_mp3.h b/krec/mp3_export/krecexport_mp3.h new file mode 100644 index 00000000..8bf243b3 --- /dev/null +++ b/krec/mp3_export/krecexport_mp3.h @@ -0,0 +1,52 @@ +/*************************************************************************** + copyright : (C) 2003 by Arnold Krille + email : arnold@arnoldarts.de + ***************************************************************************/ + +/*************************************************************************** + * * + * This program is free software; you can redistribute it and/or modify * + * it under the terms of the GNU General Public License as published by * + * the Free Software Foundation; version 2 of the License. * + * * + ***************************************************************************/ + +#ifndef KREC_EXPORT_MP3_H +#define KREC_EXPORT_MP3_H + +#include "krecexport_template.h" + +#include + +class KTempFile; +class QFile; + +class KRecExport_MP3 : public KRecExportItem { + Q_OBJECT +public: + KRecExport_MP3( QObject*, const char* =0, const QStringList& =0 ); + ~KRecExport_MP3(); + + KRecExport_MP3* newItem(); + + QStringList extensions(); + QString exportFormat() { return QString( "Wave" ); } +public slots: + bool initialize( const QString & ); + bool process(); + bool finalize(); + +private: + QFile* _file; + // Lame MP3 encoder + void setLameParameters(); + lame_global_flags *gfp; + unsigned char mp3buf[ LAME_MAXMP3BUFFER ]; + bool error_occurred; + bool write_id3; + bool init_done; +}; + +#endif + +// vim:sw=4:ts=4 -- cgit v1.2.1